阅读说明：本技术 一种带有自清洁和排污功能的水浴锅 (Water bath with automatically cleaning and blowdown function ) 是由 侯顶明 谢言 逯渊岚 于 2021-09-21 设计创作，主要内容包括：一种带有自清洁和排污功能的水浴锅,包括箱体,箱体内安装筒体,筒体内有水,筒体内有加热供水装置,筒体内水面以下有温度传感器,筒体内有数个水浴锅,水浴锅通过升降装置安装于箱体内部,水浴锅一侧有连通喷射装置,水浴锅内设有固定装置,箱体一侧安装有控制器。本发明采用升降装置调节水浴锅的高度,且通过连通喷射装置向水浴锅内部进行热水喷射,从而能够确保水浴锅内部的容器外周保持水温恒定,且通过在容器外周包裹恒温水层的方式进行水浴加热,能够有效的避免水浴锅内壁对水温的影响,同时采用筒体内部进行水加热的方式,水浴锅在整个过程中只是水不断的循环,从而能够确保水浴锅内部的干净,同时能够有效的提升水浴锅的使用寿命。(A water bath with self-cleaning and pollution discharge functions comprises a box body, a barrel body is installed in the box body, water is contained in the barrel body, a heating water supply device is arranged in the barrel body, a temperature sensor is arranged below the water level in the barrel body, a plurality of water bath pots are arranged in the barrel body, the water bath pots are installed inside the box body through a lifting device, a communicating and spraying device is arranged on one side of each water bath pot, a fixing device is arranged in each water bath pot, and a controller is installed on one side of the box body. The height of the water bath is adjusted by the lifting device, hot water is sprayed into the water bath through the communicated spraying device, so that the periphery of the container in the water bath can be ensured to keep the water temperature constant, water bath heating is carried out in a mode that a constant-temperature water layer is wrapped on the periphery of the container, the influence of the inner wall of the water bath on the water temperature can be effectively avoided, meanwhile, a mode that water is heated in the cylinder is adopted, the water bath is only continuously circulated in the whole process, the cleanness of the interior of the water bath can be ensured, and meanwhile, the service life of the water bath can be effectively prolonged.)

1. The utility model provides a water bath with automatically cleaning and blowdown function which characterized in that: comprises a box body (1), a barrel body (2) is fixedly arranged at the middle part in the box body (1), water is filled in the barrel body (2), a heating water supply device is arranged in the barrel body (2), a temperature sensor (19) is arranged below the water surface in the barrel body (2), a plurality of water baths (6) which are uniformly distributed are arranged in the barrel body (2), the water baths (6) are arranged in the box body (1) through a lifting device, the lifting device can enable the water baths (6) to move up and down along the box body (1) and can lock the water baths, one sides of the water baths (6) close to the barrel body (2) are respectively provided with a communicating injection device which is in sealed butt joint with the barrel body (2) and communicated with the inside, the heating water supply device supplies water to the water baths (6) through the communicating injection device, the water supply loop is formed between the water baths (6) and the inside of the barrel body (2) through the communicating injection device, and a fixing device which can fix a container is arranged in the water baths (6), the controller (7) is installed to box (1) one side, and temperature sensor (19), heating water supply installation, elevating gear are connected with controller (7) electric connection respectively, and temperature sensor (19), controller (7), heating water supply installation, elevating gear are connected with the power respectively.

2. The water bath with self-cleaning and blowdown functions as claimed in claim 1, wherein: the heating water supply device comprises a filter screen (8), a water pump (9), first through holes (12), a third connecting pipe (17) and electric heating rings (18), the horizontal filter screen (8) is fixedly installed in the middle of the interior of the barrel body (2), the water pump (9) is fixedly installed on the upper portion of the filter screen (8) through a support, a water inlet of the water pump (9) is communicated with the interior of the barrel body (2), a temperature sensor (19) is arranged below the water surface of the interior of the barrel body (2), two first through holes (12) which are uniformly distributed up and down are formed in one side of the barrel body (2) corresponding to each water bath pot (6), the third connecting pipe (17) is fixedly connected between the first through holes (12) in the upper portion and a water outlet of the water pump (9) in a distributed mode, a plurality of electric heating rings (18) which are vertically distributed are fixedly installed in the middle of the barrel body (2), and first electromagnetic valves are installed in the first through holes (12), the first electromagnetic valve, the temperature sensor (19), the electric heating ring (18) and the water pump (9) are respectively connected with a power supply, and the first electromagnetic valve, the temperature sensor (19), the electric heating ring (18) and the water pump (9) are respectively electrically connected with the controller (7).

3. The water bath with self-cleaning and blowdown functions as claimed in claim 2, wherein: the communicated spraying device comprises elastic telescopic pipes (21), circular rings (22), blind holes (23), a water inlet channel (24), a water inlet hole (25), a water outlet hole (26), a second through hole (27), a first push rod (28), a second push rod (35), a circular table body (29), a second groove (30), a conical hole (31), a hole plug (32) and a connecting rod (33), wherein the two horizontal elastic telescopic pipes (21) which are distributed up and down are fixedly arranged on one side of a water bath pot (6) close to a cylinder body (2), the telescopic parts and the fixed parts of the elastic telescopic pipes (21) are in sealing connection, the circular rings (22) are fixedly arranged at the outer ends of the elastic telescopic pipes (21), the inner sides of the circular rings (22) are conical rings with the outer part being large and the inner part being small, the blind holes (23) which are communicated with the inner parts of the elastic telescopic pipes (21) at the upper part are arranged on one side of the water bath pot (6), and a spiral water inlet channel (24) is arranged in the side wall of the water bath pot (6), the bottom of the blind hole (23) is provided with a vertical water inlet hole (25), the lower end of the water inlet hole (25) is communicated with a water inlet channel (24), a plurality of water outlet holes (26) which are uniformly distributed along the length direction of the water inlet channel (24) are formed in the water bath pot (6), the water outlet holes (26) are communicated with the interior of the water inlet channel (24), a second through hole (27) communicated with a telescopic pipe (21) at the lower part is formed in the lower part of the water bath pot (6), a horizontal first push rod (28) coaxial with the blind hole (23) is fixedly installed in the blind hole (27), a horizontal second push rod (35) coaxial with the blind hole is fixedly installed in the second through hole (27) through a connecting rod (55), the outer ends of the first push rod (28) and the second push rod (35) are both positioned at the outer side of the fixed pipe of the corresponding elastic telescopic pipe (21), the periphery of the barrel body (2) corresponds to each water bath pot (6) and is provided with a vertical first chute (10), the first sliding chutes (10) are internally provided with two first sliding blocks (11) which are in sliding fit with the first sliding chutes, the first through holes (12) are respectively in one-to-one correspondence with the first sliding blocks (11) and are positioned below the first sliding blocks (11), the outer ends of the first through holes (12) are fixedly provided with first connecting pipes (13) of L shapes, the water tank pipe orifices of the first connecting pipes (13) are all upward, the vertical pipes of the first connecting pipes (13) are internally provided with movable pipes (14) which are in sealing contact with the vertical pipes, the movable pipes (14) can vertically move along the corresponding first connecting pipes (13) in a sealing manner, the upper ends of the movable pipes (14) are respectively positioned above the corresponding first connecting pipes (13), the upper ends of the movable pipes (14) are fixedly provided with the vertical pipe orifices of second connecting pipes (15) of the L shapes, the horizontal pipe orifices of the second connecting pipes (15) face one sides of the corresponding water baths (6), and the vertical parts of the second connecting pipes (15) are fixedly connected with the outer sides of the corresponding first sliding blocks (11), first springs (16) are fixedly arranged between the upper portion of the horizontal portion of the first connecting pipe (13) and the corresponding first sliding block (8), a circular table body (29) is fixedly arranged at the horizontal end of the second connecting pipe (15), the diameter of the inner side of the circular table body (29) is larger than that of the outer side of the circular table body, a cylindrical second groove (30) which is coaxial with the circular table body and is small outside and large inside is formed in the outer side of the circular table body (29), a conical hole (31) is formed in one side, close to the second connecting pipe (15), of the circular table body (29), the conical hole (31) is communicated with the second groove (30), the inner diameter of one side, close to the second connecting pipe (15), of the conical hole (31) is larger than that of one side, close to the second groove (30), the circular table body (29) is located outside the first sliding groove (10), the circular table body (29) can be in sealed inserting fit with a circular ring (22) corresponding to the water bath (6), the vertical length between two elastic extension pipes (21) outside the water bath (6) and the two second connecting pipes (15) corresponding to the side of the vertical length Vertical length equals, all is equipped with conical stopple (32) that can seal its shutoff in bell mouth (31), the equal fixed mounting second connecting rod (33) of the horizontal pipe mouth inboard of second connecting pipe (15), equal fixed mounting second spring (34) between connecting rod (33) and corresponding stopple (32), elevating gear be slant elevating gear.

4. The water bath with self-cleaning and blowdown functions of claim 3, wherein: slant elevating gear include guide rail (3), electronic slider (4), bracing piece (5), in box (1) bottom and the lateral wall all around between the oblique ascending guide rail (3) of a plurality of evenly distributed of fixed mounting, the upper end of guide rail (3) respectively with the inside wall contact cooperation of box (1), the upper portion of guide rail (3) all is equipped with sliding fit's electronic slider (4) with it, the upper end of electronic slider (4) all is through bracing piece (5) fixed mounting water bath (6), electronic slider (4) are equallyd divide do not are connected with power, controller (7).

5. The water bath with self-cleaning and pollution discharge functions as claimed in claim 2, 3 or 4, wherein: the water level sensor is characterized in that a conical water tank (36) with a large upper part and a small lower part is fixedly installed on the top surface of the barrel body (2), a second electromagnetic valve (37) is installed in the middle of the bottom of the water tank (36), a vertical water inlet pipe (38) is fixedly installed at a water outlet at the bottom of the second electromagnetic valve (37), the lower end of the water inlet pipe (38) sequentially penetrates through the bottom surface of the water tank (36), the top surface of the barrel body (2) extends into the barrel body (2), a water level sensor (20) is installed on the inner top surface of the barrel body (2), a fifth through hole (46) is formed in the top surface of the water tank (36), a hole cover (47) capable of sealing and plugging the water tank is arranged above the fifth through hole (46), the upper end of the hole cover (47) is located inside the box body (1), the second electromagnetic valve (37) and the water level sensor (20) are respectively connected with a power supply, the second electromagnetic valve (37) and the water level sensor (20) are respectively connected with the controller (7), a plurality of vertical through holes (39) which are uniformly distributed are formed in the bottom of the barrel body (2), the bottom surface of the box body (1) is provided with drain holes (40) which correspond to the sixth through holes (39) one by one, third electromagnetic valves are installed on the upper portions of the inner parts of the sixth through holes (39), a motor (41) is embedded into the bottom of the cylinder body (2), an output shaft of the motor (41) penetrates through the bottom surface of the cylinder body (2) and extends into the cylinder body (2), a sealing ring (42) is fixedly sleeved on the periphery of the output shaft of the motor (41), the bottom surface of the sealing ring (42) is in sealing contact with the bottom surface of the cylinder body (2) in a matched mode, a vertical rotating shaft (43) is fixedly installed on the output shaft of the motor (41), an auger (44) is fixedly installed on the periphery of the rotating shaft (43), a cross rod (45) is fixedly installed at the upper end of the rotating shaft (43), bristles are arranged on the top surface of the cross rod (45), the top surface of the cross rod (45) is in contact with the bottom surface of the filter screen (8), the auger (44) is located below the cross rod (45), the second electromagnetic valves (37), water level sensors (20), The third electromagnetic valve and the motor (41) are respectively connected with a power supply, and the second electromagnetic valve (37), the water level sensor (20), the third electromagnetic valve and the motor (41) are respectively connected with the controller (7).

6. The water bath with self-cleaning and pollution discharge functions as claimed in claim 1, 2, 3 or 4, wherein: fixing device include elastic clamping piece (48), lid (49), clamp (50), multi-stage telescopic rod (51), seventh through-hole (52), the concave surface of the equal fixed mounting several evenly distributed of lower part is towards curved elastic clamping piece (48) of water bath (6) lateral wall in water bath (6), the transparent lid of detachable (49) is all installed to the top of water bath (6), seventh through-hole (52) are seted up at the top surface middle part of lid (49), horizontal multi-stage telescopic rod (51) that have the locking function are installed respectively to upper portion both sides in water bath (6), adjustable clamp (50) are all installed in the outer end of multi-stage telescopic rod (51) articulated.

7. The water bath with self-cleaning and pollution discharge functions as claimed in claim 1, 2, 3 or 4, wherein: a detachable box cover (53) is arranged above the box body (1), and a handle (54) is fixedly arranged on the top surface of the box cover (53).

Technical Field

The invention belongs to the field of experimental instruments, and particularly relates to a water bath kettle with self-cleaning and pollution discharge functions.

Background

Distillation in the water bath mainly used laboratory, it is dry, it is concentrated, and warm stain chemical or biological product, also can be used to constant temperature heating and other temperature test, water bath among the prior art is after using one end time, inside is stained with the incrustation scale easily, but general water bath mostly only possesses the function of carrying out the makeup water, the water bath that can carry out the automatically cleaning is rare few, and damage easily after having bonded incrustation scale and other impurity in the water bath, and current water bath is mostly adopted and is equipped with the hot-water mode of certain degree of depth in the water bath 6 and carry out water-bath heating, need consume a large amount of water, it is slow to make 6 intensification of water bath, it is long that the heating water consumes, thereby make the experimental time increase.

Disclosure of Invention

The invention provides a water bath kettle with self-cleaning and pollution discharge functions, which is used for solving the defects in the prior art.

The invention is realized by the following technical scheme:

a water bath kettle with self-cleaning and pollution discharge functions comprises a box body, a barrel body is fixedly installed in the middle in the box body, water is filled in the barrel body, a heating water supply device is arranged in the barrel body, a temperature sensor is arranged below the water level in the barrel body, a plurality of water bath kettles which are uniformly distributed are arranged in the barrel body, the water bath kettles are installed in the box body through a lifting device, the lifting device can enable the water bath kettle to move up and down along the box body and lock the water bath kettle, communicated injection devices which are in sealed butt joint with the barrel body and communicated with the inside are arranged on one sides of the water bath kettles close to the barrel body, the heating water supply device supplies water to the water bath kettles through the communicated injection devices, the water bath kettles form a water supply loop with the inside of the barrel body through the communicated injection devices, a fixing device which can fix a container is arranged in the water bath kettles, a controller is installed on one side of the box body, and the temperature sensor, the heating water supply device and the lifting device are respectively and electrically connected with the controller, the temperature sensor, the controller, the heating water supply device and the lifting device are respectively connected with a power supply.

The water bath kettle with the self-cleaning and pollution discharge functions comprises the filter screens, the water pump, the first through holes, the third connecting pipe and the electric heating rings, wherein the horizontal filter screen is fixedly arranged at the middle part in the barrel body, the water pump is fixedly arranged at the upper part of the filter screen through the bracket, the water inlet of the water pump is communicated with the interior of the barrel body, the temperature sensor is arranged below the water surface in the barrel body, one side of the barrel body, corresponding to each water bath kettle, is provided with the two first through holes which are uniformly distributed up and down, the third connecting pipe is fixedly connected between the first through holes at the upper part and the water outlet of the water pump in a distributed and distributed mode, the plurality of electric heating rings which are uniformly distributed up and down are fixedly arranged at the middle part of the barrel body, the first electromagnetic valves and the temperature sensors are arranged in the first through holes, the electric heating ring and the water pump are respectively connected with a power supply, and the first electromagnetic valve, the temperature sensor, the electric heating ring and the water pump are respectively electrically connected with the controller.

The communicated injection device comprises the elastic extension tube, the circular ring, the blind hole, the water inlet channel, the water inlet hole, the water outlet hole, the second through hole, the first push rod, the second push rod, the circular table body, the second groove, the conical hole, the hole plug and the connecting rod, wherein one side of the water bath kettle, which is close to the barrel body, is fixedly provided with the two horizontal elastic extension tubes which are distributed up and down, the extension part and the fixed part of each elastic extension tube are in sealing connection, the outer ends of the elastic extension tubes are fixedly provided with the circular rings, the inner sides of the circular rings are conical rings with large outer parts and small inner parts, one side of the water bath kettle is provided with the blind hole which is communicated with the elastic extension tube at the upper part, the inner side wall of the water bath kettle is provided with the spiral water inlet channel, the bottom of the blind hole is provided with the vertical water inlet hole, the water inlet channels at the lower ends of the water inlet holes are communicated with each other, the water outlet holes which are uniformly distributed along the length direction of the water inlet channel are arranged in the water bath kettle, the water outlet hole is communicated with the inside of the water inlet channel, the lower part in the water bath pot is provided with a second through hole communicated with the telescopic pipe at the lower part, a horizontal first push rod coaxial with the water outlet hole is fixedly arranged in the blind hole, a horizontal second push rod coaxial with the water outlet hole is fixedly arranged in the second through hole through a connecting rod, the outer ends of the first push rod and the second push rod are respectively positioned at the outer sides of the fixed pipes of the corresponding elastic telescopic pipes, the periphery of the cylinder body is provided with a vertical first sliding chute corresponding to each water bath pot, two first sliding blocks in sliding fit with the first sliding chutes are arranged in the first sliding chutes, the first through holes are respectively in one-to-one correspondence with the first sliding blocks and positioned below the first sliding blocks, the outer end of each first through hole is fixedly provided with an L-shaped first connecting pipe, the pipe orifices of the water tanks of the first connecting pipes are all upward, the inner parts of the vertical pipes of the first connecting pipes are all provided with movable pipes in sealing contact fit with the first connecting pipes, and the movable pipes can vertically move along the corresponding first connecting pipes in a sealing way, the upper ends of the movable pipes are all positioned above the corresponding first connecting pipes, the upper ends of the movable pipes are all fixedly provided with vertical pipe orifices of L-shaped second connecting pipes, the horizontal pipe orifices of the second connecting pipes all face to one side of the corresponding water baths, the vertical parts of the second connecting pipes are all fixedly connected with the outer sides of the corresponding first sliding blocks, first springs are all fixedly arranged between the upper parts of the horizontal parts of the first connecting pipes and the corresponding first sliding blocks, the horizontal ends of the second connecting pipes are all fixedly provided with a circular platform body, the diameter of the inner side of the circular platform body is larger than that of the outer side, the outer side of the circular platform body is provided with a cylindrical second groove which is coaxial with the circular platform body and has a small outside and a large inside, one side of the circular platform body close to the second connecting pipes is provided with a tapered hole which is communicated with the second groove, the inner diameter of the tapered hole close to one side of the second connecting pipes is larger than that of the circular platform body close to one side of the second groove, the circular platform body is positioned outside the first chute, and the circular platform body can be in sealed inserting and matched with the corresponding water baths, the vertical length between two elastic telescopic pipes outside the water bath pot is equal to the vertical length between two second connecting pipes on the corresponding side, conical hole plugs capable of sealing and plugging the conical hole plugs are arranged in the conical holes, second connecting rods are fixedly arranged on the inner sides of the horizontal pipe openings of the second connecting pipes, second springs are fixedly arranged between the connecting rods and the corresponding hole plugs, and the lifting device is an oblique lifting device.

The inclined lifting device comprises a guide rail, an electric slider and a support rod, wherein a plurality of inclined guide rails which are uniformly distributed are fixedly arranged between the inner bottom surface of the box body and the peripheral side walls of the box body, the upper ends of the guide rails are respectively in contact fit with the inner side walls of the box body, the upper portions of the guide rails are respectively provided with the electric slider which is in sliding fit with the guide rails, the upper ends of the electric sliders are fixedly arranged on the water bath kettle through the support rod, and the electric sliders are respectively connected with the power supply and the controller.

The water bath kettle with the self-cleaning and pollution discharge functions is characterized in that the top surface of the barrel is fixedly provided with the tapered water tank with a large upper part and a small lower part, the middle part of the bottom of the water tank is provided with the second electromagnetic valve, the water outlet at the bottom of the second electromagnetic valve is fixedly provided with the vertical water inlet pipe, the lower end of the water inlet pipe sequentially penetrates through the bottom surface of the water tank and the top surface of the barrel to extend into the barrel, the top surface in the barrel is provided with the water level sensor, the top surface of the water tank is provided with the fifth through hole, the hole cover capable of sealing and plugging the fifth through hole is arranged above the fifth through hole, the upper end of the hole cover is positioned in the box body, the second electromagnetic valve and the water level sensor are respectively connected with the power supply, the second electromagnetic valve and the water level sensor are respectively connected with the controller, the bottom of the barrel is provided with a plurality of uniformly distributed vertical sixth through holes, the bottom surface of the box body is provided with the drain holes in one-to-one correspondence with the sixth through holes, and the third electromagnetic valves are respectively arranged at the upper parts in the sixth through holes, the bottom of barrel is inlayed and is equipped with the motor, the output shaft of motor runs through the barrel bottom surface and stretches into inside the barrel, the fixed suit sealing washer in output shaft periphery of motor, the sealing washer bottom surface cooperates with the sealed contact of barrel bottom surface, the vertical pivot of output shaft fixed mounting of motor, the periphery fixed mounting auger of pivot, the upper end fixed mounting horizontal pole of pivot, the top surface of horizontal pole has the brush hair, the top surface of horizontal pole cooperates with the bottom surface contact of filter screen, the auger is located the horizontal pole below, the second solenoid valve, level sensor, the third solenoid valve, the motor is equallyd divide and is do not connected with the power, the second solenoid valve, level sensor, the third solenoid valve, the motor is equallyd divide and is do not connected with the controller.

As above a water bath with automatically cleaning and blowdown function, fixing device include elastic clamping piece, lid, clamp, multistage telescopic link, seventh through-hole, the curved elastic clamping piece of the equal fixed mounting several evenly distributed's of lower part in the water bath, the transparent lid of detachable is all installed to the top of water bath, the seventh through-hole is seted up at the top surface middle part of lid, the horizontal multistage telescopic link that has the locking function is installed respectively to upper portion both sides in the water bath, adjustable clamp is all installed in the articulated outer end of multistage telescopic link.

According to the water bath kettle with the self-cleaning and sewage discharging functions, the detachable box cover is arranged above the box body, and the handle is fixedly installed on the top surface of the box cover.

The invention has the advantages that: the invention is suitable for the temperature experiment operation such as water bath constant temperature heating for laboratory experiments; in an initial state, all the water baths are positioned in the box body; when a water bath heating experiment needs to be carried out, firstly, the water bath kettle is moved to the upper part of the barrel body through the lifting device, an experimenter puts containers which are required to carry out water bath heating at the same temperature and are filled with samples into the water bath kettle respectively, as shown in figure 1, then, the water bath kettle is moved towards the barrel body at the lower part through the lifting device, when the water bath kettle moves to the lower part in the box body under the action of the lifting device, the water bath kettle is communicated with the corresponding sides of the barrel body through the communicated spraying devices in a butt joint and sealing mode respectively, then, the experimenter sets the water bath temperature and the time of the experiment which need to be carried out through the controller, the heating water supply device heats water in the barrel body, when the temperature sensor monitors that the water in the barrel body is heated to the set temperature, the heating water supply device supplies water to the interior of the water bath kettle through the communicated spraying devices, and the water bath kettle are in butt joint to form a water supply loop at the same time, the heating water supply device supplies water to the inside of the cylinder and sprays the water to the inside of the water bath through the communicating spraying device, so that hot water is sprayed on the periphery of the container in the water bath to form a hot water layer, and the heating water supply device continuously supplies water to the inside of the water bath kettle so as to continuously spray hot water in the water bath kettle, thereby leading the periphery of the container to be always wrapped with a constant-temperature hot water layer, leading the reactant in the container to be positioned in the hot water layer, thereby heating in water bath by wrapping the container with the hot water layer, stopping heating the water in the cylinder by the heating water supply device when the water-bath heating time reaches the set time, at the same time, the water supply to the interior of the water bath kettle is stopped, at the moment, the water in the water bath kettle flows back to the interior of the barrel body, then the communicated jet device is not communicated with the barrel any more, the lifting device moves the water bath pot upwards to an initial state, and an experimenter can take out the tested container from the inside of the water bath pot; the invention has reasonable design and novel conception, adopts the lifting device to adjust the height of the water bath so as to adjust the working state of the water bath, simultaneously leads the water bath to be in butt joint with the communicated cylinder body in a sealing way through the communicated injection device, leads a hot water circulation loop to be formed between the cylinder body and the water bath through the matching of the heating water supply device inside the cylinder body and the communicated injection device, leads the hot water injection to be carried out to the inside of the water bath through the communicated injection device, forms a hot water layer on the periphery of the container inside the water bath, and leads the constant temperature hot water layer to be always wrapped on the periphery of the container in the process of continuous circulating water supply, thereby ensuring the constant water temperature on the periphery of the container inside the water bath so as to carry out water bath heating operation, and only the periphery of the container inside the water bath is wrapped on the hot water layer in the whole water bath process, and hot water storage phenomenon can not occur, therefore, when a plurality of water baths are simultaneously carried out water bath operation, only need heat a small amount of water in the barrel and circulate water supply can, the inside water yield of barrel is few, consequently, it is short to the time of settlement temperature to heat, thereby can reach the effect of rapid intensification, and carry out the water-bath heating through the mode at container periphery parcel constant temperature water layer, can effectually avoid the influence of water bath inner wall to the temperature, be favorable to controlling single variable in the experiment, be favorable to developing smoothly of experiment, adopt the inside mode that carries out the water heating of barrel simultaneously, the water bath only is the continuous circulation of water at whole in-process, and can not heat and the water storage in water bath inside, thereby can ensure the inside clean of water bath, simultaneously can effectual life who promotes the water bath.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention; FIG. 2 is an enlarged view of a portion of FIG. 1I; FIG. 3 is an enlarged view of a portion of FIG. 2 III; FIG. 4 is an enlarged view of a portion of FIG. 1 II; FIG. 5 is an enlarged view of a portion of FIG. 4 IV; fig. 6 is an enlarged view of a portion of fig. 4 v.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

A water bath with self-cleaning and pollution discharge functions comprises a box body 1, a barrel body 2 is fixedly installed in the middle of the inside of the box body 1, water is filled in the barrel body 2, a heating water supply device is arranged in the barrel body 2, a temperature sensor 19 is arranged below the water level in the barrel body 2, a plurality of water bath pots 6 which are uniformly distributed are arranged in the barrel body 2, the water bath pots 6 are installed in the box body 1 through a lifting device, the lifting device can enable the water bath pots 6 to move up and down along the box body 1 and can lock the water bath pots, a communicating injection device which is in sealed butt joint with the barrel body 2 and is communicated with the inside of the barrel body is arranged on one side of each water bath pot 6 close to the barrel body 2, the heating water supply device supplies water to the water bath pots 6 through the communicating injection device, a water supply loop is formed by the water bath pots 6 and the inside of the barrel body 2 through the communicating injection device, a fixing device capable of fixing a container is arranged in each water bath pot 6, a controller 7 is installed on one side of the box body 1, the temperature sensor 19, the heating water supply device and the lifting device are respectively electrically connected with the controller 7, and the temperature sensor 19, the controller 7, the heating water supply device and the lifting device are respectively connected with the power supply. The invention is suitable for the temperature experiment operation such as water bath constant temperature heating for laboratory experiments; in the initial state, all the water baths 6 are positioned in the box body 1; when a water bath heating experiment needs to be carried out, firstly, the water bath 6 is moved to the upper part of the barrel body 2 through the lifting device, an experimenter puts containers which are required to carry out water bath heating at the same temperature and are filled with samples into the water bath 6 respectively, as shown in figure 1, then, the water bath 6 is moved towards the barrel body 2 at the lower part through the lifting device, when the water bath 6 is moved to the lower part in the box body 1 under the action of the lifting device, the water bath 6 is in butt joint and sealed communication with the corresponding sides of the barrel body 2 respectively through the communicated spraying device, then, the experimenter sets the water bath temperature and the experiment time which need to be carried out through the experiment through the controller 7, the heating water supply device heats the water in the barrel body 2, when the temperature sensor 18 monitors that the water in the barrel body 2 is heated to the set temperature, the heating water supply device supplies water to the water in the water bath 6 through the communicated spraying device respectively, meanwhile, as the communicated spraying device is butted with the water bath 6 to form a water supply loop, the heating water supply device supplies water to the interior of the barrel 2 and sprays the water to the interior of the water bath 6 through the communicated spraying device, so that hot water is sprayed on the periphery of the container in the interior of the water bath 6 to form a hot water layer, the heating water supply device continuously supplies water to the interior of the water bath 6, and continuous hot water spraying is carried out in the interior of the water bath 6, so that the periphery of the container is always wrapped by the constant-temperature hot water layer, reactants in the container are positioned in the interior of the hot water layer, so that water bath heating is carried out in a mode that the container is wrapped by the hot water layer, when the water bath heating time reaches a set time, the heating water supply device stops heating the water in the barrel 2 and simultaneously stops supplying water to the interior of the water bath 6, at the moment, the water in the interior of the water bath 6 returns to the interior of the barrel 2, and then the communicated spraying device is not communicated with the barrel 2 any more, the lifting device moves the water bath 6 upwards to an initial state, and an experimenter can take out the tested container from the interior of the water bath 6; the invention has reasonable design and novel conception, adopts the lifting device to adjust the height of the water bath 6 so as to adjust the working state of the water bath 6, simultaneously connects the water bath 6 with the cylinder 2 in a sealing and butt joint way through the communicating and spraying device, ensures that a hot water circulation loop is formed between the cylinder 2 and the water bath 6 through the matching of the heating water supply device inside the cylinder 2 and the communicating and spraying device, sprays hot water into the water bath 6 through the communicating and spraying device, forms a hot water layer on the periphery of the container inside the water bath 6, and always wraps the constant temperature hot water layer on the periphery of the container in the process of continuous circulating water supply, thereby ensuring that the temperature of the periphery of the container inside the water bath 6 is kept constant, carrying out water bath heating operation, and only wrapping the periphery of the container inside the water bath 6 to form the hot water layer in the whole water bath process without hot water storage phenomenon, therefore when a plurality of water bath 6 carry out the water bath operation simultaneously, only need heat a small amount of water in the barrel 2 circulate water supply can, the water yield of 2 inside of barrel is few, consequently, it is short to the time of setting for the temperature to heat, thereby can reach the effect of rapid heating up, and carry out the water bath heating through the mode at container periphery parcel constant temperature water layer, can effectually avoid the influence of 6 inner walls of water bath to the temperature, be favorable to controlling single variable in the experiment, be favorable to developing smoothly of experiment, adopt the inside mode that carries out the water heating of 2 inside of barrel simultaneously, water bath 6 is the continuous circulation of water at whole in-process only, and can not heat and the water storage in 6 inside of water bath, thereby can ensure the inside clean of water bath 6, simultaneously can effectual life who promotes water bath 6.

Specifically, as shown in fig. 2, the heating water supply device according to this embodiment includes a filter screen 8, a water pump 9, a first through hole 12, a third connecting pipe 17, and an electrical heating ring 18, wherein a horizontal filter screen 8 is fixedly installed at the middle portion in the barrel 2, the water pump 9 is fixedly installed at the upper portion of the filter screen 8 through a bracket, a water inlet of the water pump 9 is communicated with the interior of the barrel 2, a temperature sensor 19 is disposed below the water surface in the barrel 2, two first through holes 12 are uniformly distributed up and down on one side of the barrel 2 corresponding to each water bath pan 6, the third connecting pipe 17 is fixedly distributed between the first through hole 12 at the upper portion and the water outlet of the water pump 9, a plurality of electrical heating rings 18 are vertically distributed at the middle portion of the barrel 2, a first electromagnetic valve is installed in each first through hole 12, the first electromagnetic valve, the temperature sensor 19, the electrical heating rings 18, and the water pump 9 are respectively connected to a power supply, the first electromagnetic valve, the temperature sensor 19, the electric heating ring 18 and the water pump 9 are respectively electrically connected with the controller 7. In the initial state, all the water baths 6 are positioned in the box body 1; when a water bath heating experiment needs to be carried out, the water bath 6 is moved to the upper part of the barrel body 2 through the lifting device, an experimenter puts containers which are required to carry out water bath heating at the same temperature and are filled with samples into the water bath 6 respectively, then the water bath 6 is moved towards the barrel body 2 at the lower part through the lifting device, when the water bath 6 is moved to the lower part in the box body 1 under the action of the lifting device, the water bath 6 is communicated with the two first through holes 12 at the corresponding side respectively through the communicated spraying device, the experimenter sets the water bath temperature and the water bath time which are required to carry out the experiment through the controller 7, the electric heating ring 18 heats the water in the barrel body 2, when the water temperature in the barrel body 2 is heated to the set temperature, the corresponding first electromagnetic valves of the water bath 6 are all opened, the water pump 9 continuously conveys the water in the barrel body 2 into the water bath 6 through the third connecting pipe 17 and the first through holes 12, meanwhile, in the conveying process, water entering the water bath 6 flows into the barrel 2 through the first through hole 12 positioned at the lower part, so that a circulation loop is formed, and the periphery of the container inside the water bath 6 is subjected to jet heating through the communicated jet device, so that a hot water layer is formed on the periphery of the container, and the container is subjected to water bath heating; the water flowing back to the interior of the cylinder body 2 is filtered by the filter screen 8, so that water scales and impurities generated in the water heating process can be ensured to be positioned at the lower part of the filter screen 8, and the cleanness of the water entering the water bath 6 is ensured.

Specifically, as shown in fig. 1, the communicating injection apparatus according to this embodiment includes an elastic extension tube 21, a circular ring 22, a blind hole 23, a water inlet channel 24, a water inlet 25, a water outlet 26, a second through hole 27, a first push rod 28, a second push rod 35, a circular table 29, a second groove 30, a tapered hole 31, a hole plug 32, and a connecting rod 33, wherein two horizontal elastic extension tubes 21 are fixedly installed on one side of a water bath pan 6 close to a barrel 2, the extension portion of the elastic extension tube 21 is connected to a fixing portion in a sealing manner, the circular ring 22 is fixedly installed at the outer end of the elastic extension tube 21, the inner side of the circular ring 22 is a tapered ring with a large outer side and a small inner side, the blind hole 23 communicated with the interior of the elastic extension tube 21 at the upper portion is installed on one side of the water bath pan 6, the spiral water inlet channel 24 is installed inside the side wall of the water bath pan 6, the vertical water inlet 25 is installed at the bottom of the blind hole 23, the water inlet channel 24 is communicated with the lower end of the water inlet 25, a plurality of water outlet holes 26 which are uniformly distributed along the length direction of a water inlet channel 24 are formed in the water bath 6, the water outlet holes 26 are communicated with the interior of the water inlet channel 24, a second through hole 27 which is communicated with a telescopic tube 21 at the lower part is formed in the lower part in the water bath 6, a horizontal first push rod 28 which is coaxial with the blind hole 23 is fixedly installed in the blind hole 23, a horizontal second push rod 35 which is coaxial with the second through hole 27 is fixedly installed in the second through hole 27 through a connecting rod 55, the outer ends of the first push rod 28 and the second push rod 35 are both positioned at the outer side of a fixed tube of a corresponding elastic telescopic tube 21, a vertical first sliding chute 10 is formed in the periphery of the barrel body 2 corresponding to each water bath 6, two first sliding blocks 11 which are in sliding fit with the first sliding chutes 10 are respectively arranged in the first sliding chutes 10, the first through holes 12 are respectively in one-to-one correspondence with the first sliding blocks 11 and positioned below the first sliding blocks 11, and L-shaped first connecting tubes 13 are fixedly installed at the outer ends of the first through holes 12, the water tank pipe orifices of the first connecting pipes 13 are upward, the movable pipes 14 which are in sealing contact with and matched with the vertical pipes of the first connecting pipes 13 are arranged in the vertical pipes of the first connecting pipes 13, the movable pipes 14 can move vertically and hermetically along the corresponding first connecting pipes 13, the upper ends of the movable pipes 14 are positioned above the corresponding first connecting pipes 13, the upper ends of the movable pipes 14 are fixedly provided with vertical pipe orifices of L-shaped second connecting pipes 15, the horizontal pipe orifices of the second connecting pipes 15 face one sides of the corresponding water baths 6, the vertical parts of the second connecting pipes 15 are fixedly connected with the outer sides of the corresponding first sliding blocks 11, first springs 16 are fixedly arranged between the upper parts of the horizontal parts of the first connecting pipes 13 and the corresponding first sliding blocks 8, the horizontal ends of the second connecting pipes 15 are fixedly provided with round table bodies 29, the diameter of the inner sides of the round table bodies 29 is larger than that of the outer sides, the outer sides of the round table bodies 29 are provided with cylindrical second grooves 30 which are coaxial with the round table bodies, one side of the circular table body 29 close to the second connecting pipe 15 is provided with a tapered hole 31, the tapered hole 31 is communicated with the second groove 30, the inner diameter of the tapered hole 31 close to one side of the second connecting pipe 15 is larger than the inner diameter of the tapered hole 31 close to one side of the second groove 30, the circular table body 29 is positioned outside the first sliding chute 10, the circular table body 29 can be in sealing insertion fit with the circular ring 22 corresponding to the water bath pot 6, the vertical length between the two elastic extension pipes 21 outside the water bath pot 6 is equal to the vertical length between the two second connecting pipes 15 corresponding to the side, conical hole plugs 32 capable of sealing and plugging the circular table body are arranged in the tapered hole 31, second connecting rods 33 are fixedly arranged on the inner sides of the horizontal pipe openings of the second connecting pipes 15, second springs 34 are fixedly arranged between the connecting rods 33 and the corresponding hole plugs 32, and the lifting device is an oblique lifting device. In an initial state, the elastic extension tubes 21 are all in an extension state, the first springs 16 are all in a normal extension state, the first sliding blocks 11 are all located at the farthest positions of the corresponding first through holes 12, the second springs 34 are all in a normal extension state, the hole plugs 32 seal and block the corresponding tapered holes 31, when an experimenter needs to heat a sample in a water bath, the inclined lifting device moves the water bath pot 6 upwards to enable the upper end of the water bath pot 6 to be located above the box body 1, after the experimenter places a container containing the sample in the water bath pot 6 and fixes the container through the fixing device, the inclined lifting device drives the water bath pot 6 to obliquely and downwards approach one side of the barrel body 2 gradually, as the elastic extension tubes 21 are installed on one side of the water bath pot 6 corresponding to the barrel body 2, and the circular table body 29 is located outside the first sliding groove 10, the vertical length between the two elastic extension tubes 21 on the outer side of the water bath pot 6 is equal to the vertical length between the two second connecting tubes 15 on the corresponding side, in the process that the water bath 6 approaches the cylinder 2, the inner lower part of the circular ring 22 of the elastic extension tube 21 of the water bath 6 gradually contacts with the lower part of the circular table 29 at the corresponding side of the cylinder 2, and because the circular table 29 can be in sealed insertion fit with the circular ring 22 corresponding to the water bath 6, along with the downward movement of the water bath 6, the circular ring 22 is gradually sleeved on the periphery of the corresponding circular table 29, then the water bath 6 continues to approach the cylinder 2 downward, so that the circular ring 22 is in sealed insertion fit with the corresponding circular table 29, and meanwhile, the elastic extension tube 21 gradually shrinks, and the movement of the water bath 6 drives the corresponding first slide block 11 to move downward along the first chute 10, and the first spring 16 is gradually compressed, at this time, because the outer ends of the first push rod 28 and the second push rod 35 are both located at the outer side of the fixed tube of the corresponding elastic extension tube 21, so that the first push rod 28 and the second push rod 35 gradually push the corresponding hole plug 32 to the side near the middle part of the cylinder 2, thereby, the second connecting pipe 25 is communicated with the inside of the elastic extension pipe 21 through the butt joint communication of the circular ring 22 and the circular table 29, so that the inside of the cylinder 2 is communicated with the inside of the water bath 6, and when the water in the water bath 6 is heated to a set temperature, the water pump 9 sequentially delivers the hot water from the first through hole 12 positioned at the upper part of the cylinder 2 to the first connecting pipe 13, the movable pipe 14, the second connecting pipe 15, the elastic extension pipe 21, the blind hole 23 and the water inlet 25 to the water inlet channel 24, and the second through hole 27 positioned at the lower part of the water bath 6, the corresponding elastic extension pipe 21, the second connecting pipe 15, the movable pipe 14 and the first connecting pipe 13 at the lower part of the cylinder 2 form a circulating water supply loop with the cylinder 2, because the inside of the water bath 6 is provided with a plurality of water outlets 26 uniformly distributed along the length direction of the water inlet channel 24, the hot water is sprayed to the periphery of the container through the water outlets 26 spirally distributed in the water bath 6, thereby forming a hot water layer on the periphery of the container, wrapping the periphery of the container by the hot water layer, positioning reactants in the container inside the hot water layer, circularly supplying water by the water pump 9, always wrapping the hot water layer on the periphery of the container, thereby ensuring the constant temperature effect of the container inside the water bath 6, wherein the barrel 2 adopts a structure matched with two groups of first connecting pipes, movable pipes 14, second connecting pipes 15 and first sliding blocks 11, and a mode matched with the elastic telescopic rod 21 and the circular ring 22 outside the water bath 6, the first push rod 28 and the second push rod 35, and simultaneously, a mode of sealing, splicing and butt-connecting the elastic telescopic rod 21 and the circular ring 22 with the second connecting pipe 15 on the periphery of the barrel 2 is realized in the process that the oblique lifting device drives the water bath 6 to move downwards, so that the barrel 2 and the water bath 6 form a circular water supply loop, and a mode of spraying hot water to the container inside the water bath 6 through the water outlet 26, the mode that the circulation water supply sprays forms the constant temperature hot water layer of parcel all the time in the container periphery, can not be at 6 inside water storage of water-bath, separately water-bath 6 and heating device, and each division of its duties can effectually ensure the experimental effect, avoids 6 inside bonding incrustation scale of water-bath and impurity, the life of effectual extension whole device.

Further, as shown in fig. 1, the slant lifting device described in this embodiment includes guide rail 3, electric slider 4, support rod 5, and a plurality of evenly distributed slant upward guide rails 3 are fixedly installed between bottom surface and the lateral wall all around in the box 1, and the upper end of guide rail 3 is respectively in contact fit with the inner side wall of box 1, and the upper portion of guide rail 3 is all equipped with electric slider 4 with sliding fit with it, and the upper end of electric slider 4 is all through support rod 5 fixed mounting water bath 6, and electric slider 4 is equally divided and is connected with power supply, controller 7 respectively. In an initial state, the electric sliding blocks 4 are all positioned in the middle of the corresponding guide rail 3, and the water bath 6 is completely positioned in the box body 1; when the container that will be equipped with the sample is put into water bath 6 when needs, 3 rebound along the guide rail that corresponds of electronic slider 4, the removal of electronic slider 4 drives the water bath 6 of bracing piece 5 and top and removes thereupon for the upper portion of water bath 6 is located box 1 top, electronic slider 4 carries out the locking, and inside the experimenter put into water bath 6 with the container that contains the sample, fixes the container through fixing device, makes the bottom of container and lateral wall not with 6 internal contact of water bath.

Furthermore, as shown in fig. 1, a tapered water tank 36 with a large top and a small bottom is fixedly installed on the top surface of the cylinder 2 in the embodiment, a second electromagnetic valve 37 is installed in the middle of the bottom of the water tank 36, a vertical water inlet pipe 38 is fixedly installed at a water outlet at the bottom of the second electromagnetic valve 37, the lower end of the water inlet pipe 38 sequentially penetrates through the bottom surface of the water tank 36 and the top surface of the cylinder 2 to extend into the cylinder 2, a water level sensor 20 is installed on the top surface in the cylinder 2, a fifth through hole 46 is formed in the top surface of the water tank 36, a hole cover 47 capable of sealing and sealing the fifth through hole 46 is arranged above the fifth through hole, the upper end of the hole cover 47 is located inside the box 1, the second electromagnetic valve 37 and the water level sensor 20 are respectively connected with a power supply, the second electromagnetic valve 37 and the water level sensor 20 are respectively connected with the controller 7, a plurality of vertical sixth through holes 39 are uniformly distributed at the bottom of the cylinder 2, drain holes 40 corresponding to the sixth through holes 39 are formed in the bottom surface of the box 1, the upper portion in the sixth through hole 39 is provided with a third electromagnetic valve, the bottom of the cylinder 2 is embedded with a motor 41, an output shaft of the motor 41 penetrates through the bottom surface of the cylinder 2 and extends into the cylinder 2, a sealing ring 42 is fixedly sleeved on the periphery of the output shaft of the motor 41, the bottom surface of the sealing ring 42 is in sealing contact fit with the bottom surface of the cylinder 2, a vertical rotating shaft 43 is fixedly installed on the output shaft of the motor 41, a packing auger 44 is fixedly installed on the periphery of the rotating shaft 43, a cross rod 45 is fixedly installed at the upper end of the rotating shaft 43, bristles are arranged on the top surface of the cross rod 45, the top surface of the cross rod 45 is in contact fit with the bottom surface of the filter screen 8, the packing auger 44 is located below the cross rod 45, the second electromagnetic valve 37, the water level sensor 20, the third electromagnetic valve and the motor 41 are respectively connected with a power supply, and the second electromagnetic valve 37, the water level sensor 20, the third electromagnetic valve and the motor 41 are respectively connected with the controller 7. In the initial state, the water tank 36 is filled with water, and the second electromagnetic valve 37 and the third electromagnetic valve are both in a closed state; the lower end of the water inlet pipe 38 is located below the water surface of the cylinder 2, when the cylinder 2 heats the water inside to supply water to the water bath 6 for a water bath experiment, as shown in fig. 2, the water inside the cylinder 2 is easy to generate scale due to long-term heating, and meanwhile, impurities inside the water bath 6 easily flow into the cylinder 2 along with the water from the water outlet 26, so that the water inside the cylinder 2 needs to be periodically replaced and the inside of the cylinder 2 is cleaned, most of the scale is at the bottom of the cylinder 2 in the heating process, and the filter screen 8 is arranged in the middle of the cylinder 2, so that the water flowing back from the water bath 6 can be filtered through the filter screen 8, so that the impurities and the scale are filtered below the filter screen 8, when the cylinder 2 needs to be replaced and cleaned, the motor 41 starts to work, all the third electromagnetic valves are opened, the rotation of the motor 41 drives the rotating shaft 43 to rotate along with the rotating shaft, thereby cleaning the bottom surface of the filter screen 8 at the upper end of the cross rod 45, meanwhile, the auger 44 rotates along with the rotating shaft 43, so that the inner wall of the lower part of the cylinder body 2 is cleaned by the auger 44, and the auger 44 rotates to drive the lower part of the water tank cylinder body 2 of the cylinder body 2 to move, so that the discharge of water in the cylinder body 2 from the sixth through hole 39 and the drain hole 40 is accelerated, the water level sensor 20 monitors the water level in the cylinder body 2 in real time, when all the water in the cylinder body 2 flows out, the third electromagnetic valve is completely closed, the motor 41 stops working, the second electromagnetic valve 37 starts working, water is fed into the cylinder body 2 through the water inlet pipe 38, when the water level in the cylinder body 2 returns to the initial water level, the second electromagnetic valve 37 is closed, water is not fed into the cylinder body 2 any more, the cleaning and pollution discharge in the cylinder body 2 are finished, and the water bath heating operation can be continuously carried out; adopt motor 41 drive pivot 43 pivoted mode, brush hair through horizontal pole 45 top cleans filter screen 8, carry out the inside wall of barrel 2 through auger 44 simultaneously and utilize the rotation of auger 44 to drive the inside water downstream of barrel 2, thereby discharge the inside sewage of barrel 2 through sixth through-hole 39 and wash port 40, and carry out real-time supervision to the water level in barrel 2 through level sensor 20, not only can in time carry out timely moisturizing to barrel 2 inside, ensure the water yield, simultaneously through 36 water storage of water tank, rethread second solenoid valve 37 is to intaking in barrel 2, adopt intelligent operation to carry out self-cleaning and blowdown inside barrel 2, can effectual life who prolongs whole device, and the inside water yield of control barrel 2 that can be accurate, high durability and convenient use.

Furthermore, as shown in fig. 2, the fixing device described in this embodiment includes an elastic clip 48, a cover 49, a clamp 50, a multi-stage telescopic rod 51, and a seventh through hole 52, wherein a plurality of uniformly distributed concave surfaces of the inner lower portion of the water bath 6 are fixedly mounted on the arc-shaped elastic clip 48 facing the side wall of the water bath 6, a detachable transparent cover 49 is mounted above the water bath 6, the seventh through hole 52 is formed in the middle of the top surface of the cover 49, horizontal multi-stage telescopic rods 51 with a locking function are mounted on two sides of the inner upper portion of the water bath 6, and the adjustable clamp 50 is hinged to the outer ends of the multi-stage telescopic rods 51. In the initial state, the multi-stage telescopic rods 51 are all in the contracted state; when an experimenter needs to put a container containing a sample into the water bath 6 for heating, the container is firstly put into the water bath 6, one side of the convex surface of all the elastic clamping pieces 48 in the water bath 6 is contacted with the lower part of the container to push and fix the lower part of the container, so that the bottom and the peripheral side walls of the container are not contacted with the inner wall of the water bath 6, then the multi-stage telescopic rods 51 at the upper part are extended, the hoops 51 are respectively contacted, matched and clamped with the outer wall at the upper part of the container, thereby fixing the whole container in the water bath 6, when the transparent cover 49 is covered over the water bath 6, and if the upper end of the container is positioned over the water bath 6, the upper end of the container is inserted through the seventh through hole 52 of the lid body 49, and then the lid body 49 is closed, thereby elevating gear can move water bath 6 down to the corresponding side of barrel 2 and carry out the water bath heating operation, can the inside condition of real-time observation water bath 6 through transparent lid 49 simultaneously.

Furthermore, as shown in fig. 1, a detachable cover 53 is disposed above the box body 1 according to the embodiment, and a handle 54 is fixedly mounted on a top surface of the cover 53. In the initial state, the case cover 53 covers the case 1, so that the whole device can be moved and stored conveniently, and when the device is used, an experimenter can take down the case cover 53 through the handle 54 to use the device.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.