阅读说明：本技术 一种纸浆离解除砂装置 (Paper pulp dissociation sand removing device ) 是由 叶锦强 于 2020-07-30 设计创作，主要内容包括：本发明提供了一种纸浆离解除砂装置,包括底部倾斜设置的水箱,于倾斜较低一侧连通设有沉淀槽,沉淀槽侧壁底部连通设有排污管；沉淀槽的一侧顶部连通设有放置槽,放置槽处安装有封堵结构；水箱的顶部安装有与外部水源接通的进水管,进水管上设有第二电磁阀；水箱内部安装有多个搅动结构,用于打散纸浆原料；水箱靠近沉淀槽的一侧安装有抽吸结构及电子液位计,抽吸结构包括抽液泵及抽液软管,抽液软管的进料端伸入水箱内、且经由升降结构带动升降；其结构新颖,可将纸浆原料充分打散,使得细砂得以分离及沉淀,且可对分离出的细砂进行分隔存放,方便后续的纸浆抽取；并且抽取的过程采用由上至下抽取的方式,保证抽取纸浆的质量。(The invention provides a paper pulp dissociation desanding device, which comprises a water tank, wherein the bottom of the water tank is obliquely arranged, a settling tank is communicated with one side with a lower inclination, and a drain pipe is communicated with the bottom of the side wall of the settling tank; a placing groove is communicated with the top of one side of the settling groove, and a plugging structure is arranged at the placing groove; the top of the water tank is provided with a water inlet pipe communicated with an external water source, and the water inlet pipe is provided with a second electromagnetic valve; a plurality of stirring structures are arranged in the water tank and used for scattering the paper pulp raw materials; a suction structure and an electronic liquid level meter are arranged on one side of the water tank close to the sedimentation tank, the suction structure comprises a liquid pump and a liquid pumping hose, and the feeding end of the liquid pumping hose extends into the water tank and is driven to lift by the lifting structure; the paper pulp separating and depositing machine is novel in structure, can fully break up paper pulp raw materials, enables fine sand to be separated and deposited, can store the separated fine sand in a separated mode, and facilitates subsequent paper pulp extraction; and the extraction process adopts a mode of extraction from top to bottom, so that the quality of the extracted paper pulp is ensured.)

1. The utility model provides a paper pulp dissociation sand removal device which characterized in that:

the device comprises a base (100) and a water tank (200) arranged on the top surface of the base (100), wherein the bottom of the water tank (200) is obliquely arranged, a sedimentation tank (210) is communicated with one side with a lower inclination, a drain pipe (220) is communicated with the bottom of the side wall of the water tank (200) corresponding to the sedimentation tank (210), and a first electromagnetic valve (221) is arranged on the drain pipe (220); a placing groove (230) is formed in one side of the settling tank (210), the placing groove (230) is located at the top of the settling tank (210) and is communicated with the settling tank (210), a blocking structure (300) is installed at the placing groove (230), and the blocking structure (300) is used for blocking a notch of the settling tank (210); a material level sensor (240) is installed on the inner wall of the settling tank (210), and the top surface of the material level sensor (240) is flush with the bottom surface of the placing tank (230); a water inlet pipe (250) is installed at the top of the water tank (200), the water inlet pipe (250) is communicated with an external water source, and a second electromagnetic valve (251) is arranged on the water inlet pipe (250);

a first supporting plate (410) and a second supporting plate (420) are fixedly arranged in the water tank (200), the second supporting plate (420) is positioned below the first supporting plate (410), a plurality of stirring structures (500) penetrate through the first supporting plate (410) and the second supporting plate (420) through bearings, and the stirring structures (500) are driven by a first motor (510) and are used for scattering pulp raw materials;

the utility model discloses a novel liquid level meter, including water tank (200), precipitation tank (210), suction structure (600) and electron level meter (700) are installed to one side that water tank (200) are close to precipitation tank (210), suction structure (600) include drawing liquid pump (610) and drawing liquid hose (620), the one end of drawing liquid hose (620) with the feed inlet intercommunication of drawing liquid pump (610), the feed end of drawing liquid hose (620) stretches into in water tank (200) and via elevation structure (800) drive lift, the feed end of drawing liquid hose (620) is followed the liquid level change that electron level meter (700) detected goes up and down.

2. The pulp dissociation desanding apparatus of claim 1, wherein:

the lifting structure (800) comprises a second motor (810) and a lead screw (820) mounted on the side wall of the water tank (200) through a bearing seat, the lead screw (820) vertically extends, the bottom end of the lead screw (820) is located above a notch of the settling tank (210), the top end of the lead screw (820) is in gear set meshing transmission with an output shaft of the second motor (810), the second motor (810) is fixedly mounted on the outer wall of the water tank (200), a sliding block (830) is arranged on the lead screw (820), and the feeding end of the liquid pumping hose (620) is fixed on the sliding block (830).

3. The pulp dissociation desanding apparatus of claim 1, wherein:

the stirring structure (500) comprises a rotating rod (520) and a plurality of branches fixedly arranged on the rotating rod (520), the rotating rod (520) penetrates through the first supporting plate (410) and the second supporting plate (420) through a bearing, the top end of the rotating rod (520) is positioned above the first supporting plate (410), and a first gear (530) is fixedly arranged at the end part of the rotating rod (520); a vertical plate (540) is fixedly arranged on the top surface of one end, away from the first motor (510), of the first supporting plate (410), a transmission rod (550) penetrates through the vertical plate (540) and the side wall of the water tank (200) through a bearing, one end, away from the vertical plate (540), of the transmission rod (550) protrudes out of the side wall of the water tank (200), and the end part of the transmission rod is connected with an output shaft of the first motor (510) through a coupler; a plurality of second gears (560) are fixedly arranged on the transmission rod (550) corresponding to the plurality of first gears (530), and the corresponding second gears (560) are in meshing transmission with the first gears (530).

4. The pulp dissociation desanding apparatus of claim 1, wherein:

the first support plate (410) and the second support plate (420) are both of a grid plate structure.

5. The pulp dissociation desanding apparatus of claim 1, wherein:

the blocking structure (300) comprises a baffle (310) and a push rod motor (320), the baffle (310) is matched with the placing groove (230) in shape and can block the notch shape of the settling tank (210), the push rod motor (320) is located on one side, away from the settling tank (210), of the placing groove (230), a piston rod of the push rod motor (320) penetrates through the side wall of the placing groove (230) and is fixedly connected with the baffle (310) at the end part, and a sliding sealing ring is arranged at the connection part of the piston rod of the push rod motor (320) and the placing groove (230).

6. The pulp dissociation desanding apparatus of claim 5, wherein:

the outer wall of the baffle (310) is wrapped with a sliding sealing gasket to form a sliding sealing piston matched with the placing groove (230).

7. The pulp dissociation desanding apparatus of claim 1, wherein:

and a vibration motor (900) is fixedly arranged at the bottom of the water tank (200).

8. The pulp dissociation desanding apparatus of claim 1, wherein:

the bottom of the settling tank (210) is obliquely arranged, and the sewage discharge pipe (220) is arranged on the lower side of the inclination.

9. The pulp dissociation desanding apparatus of claim 1, wherein:

the front end face of the precipitation tank (210) is embedded with a perspective window (260) for checking the impurity accumulation condition inside the precipitation tank (210).

Technical Field

The invention relates to the field of paper pulp production and processing equipment, in particular to a paper pulp dissociation and sand removal device.

Background

The modern paper making process can be divided into the main steps of pulping, modulation, papermaking, screening and processing of paper materials and the like, wherein the pulping is the first step of paper making, and the general methods for converting wood into paper pulp comprise three methods, namely a mechanical pulping method, a chemical pulping method, a semi-chemical pulping method and the like; the modulation of paper stock is another key point of papermaking, and the strength, the color tone and the printing quality of the finished paper and the storage life of the paper are directly related to the modulation of the paper stock; the general modulation process can be roughly divided into the following three steps: A. b, dispersing pulp, B, pulping, C, adding glue and filling; then the paper making process is carried out, the main work of the paper making department is to uniformly interweave and dehydrate the thin paper stock, and then the paper stock is dried, calendered, rolled, cut, sorted and packaged to obtain the paper for market sale.

At present, in the clarification plant after paper pulp process disintegration, what generally adopted is that the desander carries out the processing of slagging-off, but the desanding effect of traditional spiral desander is limited, and at quick in-process, paper pulp fibre is not broken up by fully, leads to the part to be mingled with the fine sand in paper pulp fibre not to obtain the clearance, influences follow-up production and processing and product quality.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention aims to provide a paper pulp dissociation desanding device which is novel in structure, can fully break up paper pulp raw materials, separate and precipitate fine sand, can separate and store the separated fine sand, and is convenient for subsequent paper pulp extraction; and the pumping process adopts a mode of pumping from top to bottom, so that fine sand which is not isolated and is deposited at the bottom of the stirring part is further reduced, and the quality of the pumped paper pulp is ensured.

In order to achieve the purpose, the invention adopts the following technical scheme:

the invention provides a paper pulp dissociation desanding device, which comprises a base and a water tank arranged on the top surface of the base, wherein the bottom of the water tank is obliquely arranged, a sedimentation tank is communicated and arranged on one side with lower inclination, the bottom of the side wall of the water tank is communicated and provided with a drain pipe corresponding to the sedimentation tank, and the drain pipe is provided with a first electromagnetic valve; a placing groove is formed in one side of the settling groove, the placing groove is located at the top of the settling groove and is communicated with the settling groove, a plugging structure is mounted at the placing groove, and the plugging structure is used for plugging a notch of the settling groove; a material level sensor is arranged on the inner wall of the settling tank, and the top surface of the material level sensor is flush with the bottom surface of the placing tank; the top of the water tank is provided with a water inlet pipe, the water inlet pipe is communicated with an external water source, and a second electromagnetic valve is arranged on the water inlet pipe; a first supporting plate and a second supporting plate are fixedly arranged in the water tank, the second supporting plate is positioned below the first supporting plate, a plurality of stirring structures penetrate through the first supporting plate and the second supporting plate through bearings, and the stirring structures are driven by a first motor and are used for scattering paper pulp raw materials; the water tank is close to one side of precipitation tank installs suction structure and electron level gauge, the suction structure includes drawing liquid pump and drawing liquid hose, the one end of drawing liquid hose with the feed inlet intercommunication of drawing liquid pump, the feed end of drawing liquid hose stretches into in the water tank, and via the elevation structure drive lift, the feed end of drawing liquid hose is followed the level variation that the electron level gauge detected goes up and down.

In a preferred technical scheme of the invention, the lifting structure comprises a second motor and a lead screw mounted on the side wall of the water tank through a bearing seat, the lead screw extends vertically, the bottom end of the lead screw is positioned above a notch of the settling tank, the top end of the lead screw and an output shaft of the second motor are in meshing transmission through a gear set, the second motor is fixedly mounted on the outer wall of the water tank, a sliding block is arranged on the lead screw, and the feeding end of the liquid pumping hose is fixed on the sliding block.

In a preferred technical scheme of the invention, the stirring structure comprises a rotating rod and a plurality of branches fixedly arranged on the rotating rod, the rotating rod penetrates through the first supporting plate and the second supporting plate through a bearing, the top end of the rotating rod is positioned above the first supporting plate, and the end part of the rotating rod is fixedly provided with a first gear; a vertical plate is fixedly arranged on the top surface of one end, away from the first motor, of the first supporting plate, a transmission rod penetrates through the vertical plate and the side wall of the water tank through a bearing, one end, away from the vertical plate, of the transmission rod protrudes out of the side wall of the water tank, and the end part of the transmission rod is connected with an output shaft of the first motor through a coupler; and a plurality of second gears are fixedly arranged on the transmission rod corresponding to the plurality of first gears, and the corresponding second gears and the first gears are in mutual meshing transmission.

In a preferred technical solution of the present invention, the first supporting plate and the second supporting plate are both of a grid plate structure.

In a preferred technical scheme of the invention, the blocking structure comprises a baffle and a push rod motor, the baffle is matched with the placing groove in shape and can block the notch shape of the settling tank, the push rod motor is positioned on one side of the placing groove far away from the settling tank, a piston rod of the push rod motor penetrates through the side wall of the placing groove, the end part of the piston rod of the push rod motor is fixedly connected with the baffle, and a sliding sealing ring is arranged at the connection part of the piston rod of the push rod motor and the placing groove.

In a preferred technical scheme of the invention, the outer wall of the baffle plate is coated with a sliding sealing gasket to form a sliding sealing piston matched with the placing groove.

In a preferred technical scheme of the invention, a vibration motor is fixedly installed at the bottom of the water tank.

In a better technical scheme of the invention, the bottom of the precipitation tank is obliquely arranged, and the sewage discharge pipe is arranged on the lower side of the inclination.

In a preferred technical scheme of the invention, a perspective window is embedded and installed on the front end face of the precipitation tank and used for checking the impurity accumulation condition in the precipitation tank.

The invention has the beneficial effects that:

the paper pulp dissociation desanding device provided by the invention is novel in structure, after paper pulp is put in, a certain amount of water is injected according to the amount of the paper pulp, so that the paper pulp can be diffused in a large area, and due to the design of a plurality of stirring structures, paper pulp raw materials can be fully scattered, so that fine sand can be separated, and the fine sand is precipitated and enters the bottom of a water tank and most of the fine sand enters a precipitation tank; after the stirring time reaches, the paper pulp is required to be extracted and transferred, the plugging structure is started, and the settling tank is plugged, so that separated fine sand is separated and stored, under the matching of the lifting structure and the suction structure, the paper pulp can be extracted from top to bottom according to the liquid level and is extracted close to the upper part of the liquid level, the fine sand which is not isolated and is sunk to the bottom of the stirring part is further reduced, and the quality of the extracted paper pulp is ensured.

Drawings

FIG. 1 is a front view of a pulp dissociation desanding apparatus provided in an embodiment of the present invention;

FIG. 2 is a schematic view showing the internal structure of a pulp dissociation and sand removal apparatus provided in an embodiment of the present invention;

fig. 3 is a rear view of a pulp dissociation sand removing apparatus provided in an embodiment of the present invention.

In the figure:

100. a base; 200. a water tank; 210. a settling tank; 220. a blow-off pipe; 221. a first solenoid valve; 230. a placement groove; 240. a level sensor; 250. a water inlet pipe; 251. a second solenoid valve; 260. a perspective window; 300. a blocking structure; 310. a baffle plate; 320. a push rod motor; 410. a first pallet; 420. a second pallet; 500. a stirring structure; 510. a first motor; 520. rotating the rod; 530. a first gear; 540. a vertical plate; 550. a transmission rod; 560. a second gear; 600. a suction structure; 610. a liquid pump; 620. a liquid-extracting hose; 700. an electronic level gauge; 800. a lifting structure; 810. a second motor; 820. a lead screw; 830. a slider; 900. a vibration motor.

Detailed Description

The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.

As shown in fig. 1 to 3, in the embodiment of the present invention, a pulp dissociation desanding device is disclosed, which comprises a base 100 and a water tank 200 installed on the top surface of the base 100, wherein the bottom of the water tank 200 is inclined, a settling tank 210 is communicated with the lower inclined side, a drain pipe 220 is communicated with the bottom of the sidewall of the water tank 200 corresponding to the settling tank 210, and a first electromagnetic valve 221 is arranged on the drain pipe 220; a placing groove 230 is arranged on one side of the settling tank 210, the placing groove 230 is positioned at the top of the settling tank 210 and is communicated with the settling tank 210, a blocking structure 300 is arranged at the placing groove 230, and the blocking structure 300 is used for blocking the notch of the settling tank 210; a level sensor 240 is installed on the inner wall of the settling tank 210, and the top surface of the level sensor 240 is flush with the bottom surface of the placing tank 230; a water inlet pipe 250 is installed at the top of the water tank 200, the water inlet pipe 250 is communicated with an external water source, and a second electromagnetic valve 251 is arranged on the water inlet pipe 250; a first supporting plate 410 and a second supporting plate 420 are fixedly arranged in the water tank 200, the second supporting plate 420 is positioned below the first supporting plate 410, a plurality of stirring structures 500 are arranged between the first supporting plate 410 and the second supporting plate 420 through bearings in a penetrating manner, and the plurality of stirring structures 500 are driven by a first motor 510 and are used for scattering pulp raw materials; suction structure 600 and electron level gauge 700 are installed to one side that water tank 200 is close to precipitation tank 210, suction structure 600 includes drawing liquid pump 610 and drawing liquid hose 620, the one end of drawing liquid hose 620 with the feed inlet intercommunication of drawing liquid pump 610, the feed end of drawing liquid hose 620 stretches into in the water tank 200, and drive via elevation structure 800 and go up and down, the feed end of drawing liquid hose 620 goes up and down along with the level change that electron level gauge 700 detected.

The paper pulp dissociation and sand removal device is novel in structure, after paper pulp is put in, a certain amount of water is injected according to the amount of the paper pulp, the paper pulp can be diffused in a large area, the paper pulp raw materials can be fully scattered by the design of the stirring structures 500, fine sand can be separated, and the fine sand is precipitated and enters the bottom of the water tank and the majority of the fine sand enters the precipitation tank 210; after the stirring time reaches, paper pulp extraction and transfer are needed, the plugging structure 300 is started, and the settling tank 210 is plugged, so that separated fine sand is stored in a separated mode, under the cooperation of the lifting structure 800 and the suction structure 600, paper pulp extraction from top to bottom can be carried out according to the liquid level, the pulp is extracted from the upper portion of the liquid level, the fine sand which is not isolated and sinks to the bottom of the stirring part is further reduced, and the quality of the extracted paper pulp is guaranteed.

Further, the lifting structure 800 includes a second motor 810, and a lead screw 820 mounted on the side wall of the water tank 200 through a bearing seat, the lead screw 820 extends vertically, the bottom end of the lead screw 820 is located above the notch of the settling tank 210, the top end of the lead screw 820 and the output shaft of the second motor 810 are in meshing transmission through a gear set, the second motor 810 is fixedly mounted on the outer wall of the water tank 200, a slider 830 is arranged on the lead screw 820, and the feed end of the liquid-pumping hose 620 is fixed on the slider 830; this structural design can drive the vertical removal of feed inlet of drawing liquid hose 620, changes in real time along with the liquid level to only extract the paper pulp that is close to the upper portion position.

Further, the stirring structure 500 includes a rotating rod 520 and a plurality of branches fixedly disposed on the rotating rod 520, the rotating rod 520 is disposed through the first supporting plate 410 and the second supporting plate 420 by a bearing, the top end of the rotating rod 520 is disposed above the first supporting plate 410, and a first gear 530 is fixedly disposed at the end of the rotating rod 520; a vertical plate 540 is fixedly arranged on the top surface of one end of the first supporting plate 410, which is far away from the first motor 510, a transmission rod 550 penetrates through the vertical plate 540 and the side wall of the water tank 200 through a bearing, one end of the transmission rod 550, which is far away from the vertical plate 540, protrudes out of the side wall of the water tank 200, and the end part of the transmission rod is connected with an output shaft of the first motor 510 through a coupler; a plurality of second gears 560 are fixedly arranged on the transmission rod 550 corresponding to the plurality of first gears 530, and the corresponding second gears 560 are in meshing transmission with the first gears 530; this structural design accessible first motor 510 drives a plurality of dwang 520 and rotates to carry out stirring of large tracts of land to paper pulp and break up, the separation of fine sand with higher speed.

Further, the first supporting plate 410 and the second supporting plate 420 are both grid plate structures; the structure design can ensure that the paper pulp and the liquid can move and flow smoothly.

Further, the blocking structure 300 includes a baffle 310 and a push rod motor 320, the baffle 310 is adapted to the shape of the placing groove 230 and can block the shape of the notch of the settling tank 210, the push rod motor 320 is located on one side of the placing groove 230 away from the settling tank 210, a piston rod of the push rod motor 320 penetrates through the side wall of the placing groove 230 and has an end fixedly connected with the baffle 310, and a sliding sealing ring is arranged at the connection position of the piston rod of the push rod motor 320 and the placing groove 230; the outer wall of the baffle plate 310 is wrapped with a sliding sealing gasket to form a sliding sealing piston matched with the placing groove 230; the usable baffle 310 of this structural design forms the shutoff to the standing groove 230, prevents in pulp or the liquid gets into the standing groove 230, avoids liquid to ooze, and this structural design accessible push rod 320 drives baffle 310 round trip movement, realizes shutoff and the mediation to the precipitation tank 210.

Further, the bottom of the water tank 200 is fixedly provided with the vibration motor 900, and the design of the vibration motor 900 can accelerate the fine sand to move towards the settling tank 210, so that the fine sand is convenient to collect.

Further, the bottom of the settling tank 210 is arranged obliquely, and the sewage discharge pipe 220 is arranged on the lower side of the inclination; the structure design can facilitate the discharge and transfer of the collected fine sand.

Further, a perspective window 260 is embedded in the front end face of the precipitation tank 210 and used for checking the impurity accumulation condition inside the precipitation tank 210.

The working principle is as follows:

when the electronic liquid level meter works, a certain amount of paper pulp is put into the water tank 200, then the second electromagnetic valve 251 is opened, and a certain amount of clean water is injected into the water tank 200, so that the liquid level reaches the preset water level value of the electronic liquid level meter 700; then starting the first motor 510 to drive the plurality of rotating rods 550 to rotate, stirring and scattering the paper pulp, so as to accelerate the precipitation of the fine sand, stopping the stirring action after the preset working time of the stirring structure 500 is reached, and then starting the vibration motor 900 to accelerate the fine sand to move towards the settling tank 210 in the process of settling the fine sand; after the preset working time of the vibration motor 900 is reached, the push rod motor 320 is started to drive the baffle plate 310 to plug the notch of the settling tank 210, so that the settled fine sand can be separated independently; then, the second motor 810 and the liquid pump 610 are started, according to the liquid level height fed back by the electronic liquid level meter 700, the second motor 810 drives the feeding end of the liquid pumping hose 620 to gradually move downwards to pump the paper pulp at the upper position, and when the electronic liquid level meter 700 detects that the water level reaches the lowest liquid level range, the second motor 810 stops or rotates reversely to finish the pumping of the paper pulp; it should be noted that, when the level sensor 240 detects that the fine sand accumulation amount in the settling tank 210 reaches a preset value, the push rod motor 320 is started to drive the baffle 310 to block the settling tank 210, and then the first electromagnetic valve 221 is opened to perform pollution discharge cleaning on the inside; and the cleaning can be started manually at regular time by workers.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the invention. The present invention is not to be limited by the specific embodiments disclosed herein, and other embodiments that fall within the scope of the claims of the present application are intended to be within the scope of the present invention.