阅读说明：本技术 一种氨基葡萄糖硫酸钙盐的制备方法及其过滤装置 (Preparation method of glucosamine calcium sulfate salt and filtering device thereof ) 是由 卢健行 张建华 韩宁 马善丽 王庆 田坤伦 于 2020-07-20 设计创作，主要内容包括：本发明涉及有机物制备技术领域,且公开了一种氨基葡萄糖硫酸钙盐的制备方法及其过滤装置,包括过滤箱,过滤箱上开设有进液口,进液口一侧固定安装有支架,过滤箱一侧侧壁面上设置有烧杯放置架,烧杯放置架上设置有重力开关,过滤箱内设置有第一过滤器和第二过滤器,第一过滤器与第二过滤器之间设置有高效过滤装置,第二过滤器下方位置设置有引流板,在使用者需要进行过滤操作时,使用者将烧杯倾斜放置在支架上,进入过滤箱中的溶液会通过第一滤网和第二滤网的多级过滤来保证过滤的效果,在一部分溶液过滤完成沿引流板流动并流入烧杯中后,加速过滤装置的设置则能够最大化过滤的效率,同时加快过滤的速度,大幅加快了过滤的效率。(The invention relates to the technical field of organic matter preparation, and discloses a preparation method of glucosamine calcium sulfate and a filtering device thereof, which comprises a filtering box, wherein a liquid inlet is formed in the filtering box, a bracket is fixedly arranged on one side of the liquid inlet, a beaker placing frame is arranged on the side wall surface on one side of the filtering box, a gravity switch is arranged on the beaker placing frame, a first filter and a second filter are arranged in the filtering box, a high-efficiency filtering device is arranged between the first filter and the second filter, a drainage plate is arranged below the second filter, when a user needs to perform filtering operation, the user obliquely places a beaker on the bracket, a solution entering the filtering box can ensure the filtering effect through multi-stage filtering of the first filter screen and the second filter screen, after a part of the solution is filtered and flows into the beaker along the drainage plate, the filtering device is accelerated to maximize the filtering efficiency, meanwhile, the filtering speed is increased, and the filtering efficiency is greatly increased.)

1. The utility model provides a glucosamine calcium sulfate salt's filter equipment, includes rose box (1), its characterized in that: the beaker cleaning device is characterized in that a liquid inlet (11) is formed in the filter box (1), a support (12) is fixedly mounted on one side of the liquid inlet (11), a beaker placing frame (2) is arranged on the side wall surface of one side of the filter box (1), a gravity switch (7) is arranged on the beaker placing frame (2), a first filter (3) and a second filter (4) are arranged in the filter box (1), a high-efficiency filter device (5) is arranged between the first filter (3) and the second filter (4), a drainage plate (6) is arranged below the second filter (4), one end of the drainage plate (6) is fixedly connected with the side wall of the filter box (1), the high-efficiency filter device (5) comprises a main sweeper (51) and an auxiliary sweeper (52), the main sweeper (51) is composed of a rotating rod and a sweeping plate, the auxiliary sweeper (52) is identical to the main sweeper (51), and the main sweeper (51) and the auxiliary sweeper (52) are arranged in a staggered manner.

2. The apparatus for filtering glucosamine calcium sulfate according to claim 1, wherein: the filter box (1) is in a right-angle trapezoid shape, the liquid inlet (11) is arranged on one side of the filter box (1) close to the inclined plane, the support (12) is also arranged on one side of the liquid inlet (11) close to the inclined plane of the filter box (1), the support (12) is a rectangular plate with a semicircular cut, the beaker placing rack (2) is arranged on the inclined plane of the filter box (1), the beaker placing rack (2) comprises two limiting plates (21) and a bottom plate (22), the number of the limiting plates (21) is two, the bottom plate (22) is vertically and fixedly arranged at the bottom end of the inclined plane of the filter box (1), the two limiting plates (21) are respectively arranged at the front end and the rear end of the bottom plate (22) and are fixedly connected with the bottom plate (22), the two groups of the beaker placing racks (2) are symmetrically arranged at the front end and the rear end, and the upper surface of the filter box (1) and the positions corresponding to the two groups of beaker placing racks (2) are provided with the same liquid inlet (11) and the same bracket (12).

3. The apparatus for filtering glucosamine calcium sulfate according to claim 1, wherein: the first filter (3) comprises a first mounting column (31) and a first filter screen (32), first guide board (33) and first box (34) that holds, first erection column (31) are located in rose box (1) and are fixed connection between rose box (1), fixed connection between first erection column (31) and first filter screen (32), the position fixed connection of the inboard looks horizontally in first filter screen (32) other end and rose box (1) inclined plane, right side and first guide board (33) fixed connection on first erection column (31), the one end that first erection column (31) were kept away from in first guide board (33) inclines right the setting, the one end that first erection column (31) were kept away from in first guide board (33) is provided with first box (34) that holds, bottom surface fixed connection in first box (34) and rose box (1) that holds, first guide board (33) are placed in first box (34) that holds.

4. A filtration device of glucosamine calcium sulfate salt according to any one of claims 1 and 3, wherein: the second filter (4) comprises a second mounting column (41), a second filter screen (42), a second guide plate (43) and a second receiving box (44), the second mounting column (41), the second filter screen (42), the second guide plate (43) and the second receiving box (44) are positioned at the lower left side of the first filter (3), meanwhile, the second mounting column (41), the second filter screen (42), the second guide plate (43) and the second receiving box (44) are arranged in the same way as the first mounting column (31), the first filter screen (32), the first guide plate (33) and the first receiving box (34), the size of a filter hole of the first filter screen (32) is twice that of the second filter screen (42), the bottom surface of the drainage plate (6) is triangular, one end of the drainage plate (6) close to the inclined plane of the filter box (1) is fixedly connected with the filter box (1), and a water outlet corresponding to a triangular outlet of the drainage plate (6) is formed in the inclined plane of the filter box (1), the part of the drainage plate (6) which is positioned at the corresponding position below the second mounting column (41) extends upwards to form a plate body and is fixedly connected with the second mounting column (41).

5. The apparatus for filtering glucosamine calcium sulfate according to claim 1, wherein: the cleaning plates of the main cleaner (51) and the auxiliary cleaner (52) are four in number, the cleaning plates of the main cleaner (51) and the auxiliary cleaner (52) are arranged at equal intervals and fixedly connected with corresponding rotating rods, a motor is arranged on the rear side of the main cleaner (51), the rotating rod of the main cleaner (51) is fixedly connected with an output shaft of the motor, a gravity switch (7) is connected with the motor on the main cleaner (51) through a circuit, a connecting plate is arranged between the main cleaner (51) and the auxiliary cleaner (52), two ends of the connecting plate between the main cleaner (51) and the auxiliary cleaner (52) are movably sleeved on the main cleaner (51) and the auxiliary cleaner (52) respectively, the connecting plate between the main cleaner (51) and the auxiliary cleaner (52) enables the main cleaner (51) and the auxiliary cleaner (52) to keep opposite positions all the time, and the efficient filtering device (5) further comprises an accelerating filtering device (53), the accelerating and filtering device (53) is composed of a rotating shaft (531) and two telescopic columns (532), the number of the telescopic columns (532) is two, the two telescopic columns (532) are symmetrically arranged on the rotating shaft (531) up and down, the same motor is arranged in the rotating shaft (531) at the same position as the main sweeper (51) in the same mode, and the telescopic columns (532) are fixedly connected with the rotating shaft (531).

6. A filtration device of glucosamine calcium sulfate salt according to any one of claims 3 and 5, wherein: first sliding tray (35) and second sliding tray (45) have all been seted up around in rose box (1), first sliding tray (35) are seted up the position and are corresponding with main sweeper (51), second sliding tray (45) are seted up the position and are corresponding with vice sweeper (52), second sliding tray (45) are seted up to the position corresponding with second erection column (41) by the dwang of vice sweeper (52) as the starting point level, first sliding tray (35) are upwards seted up to the position corresponding with first filter screen (32) right-hand member by the dwang of main sweeper (51) as the starting point slope, main sweeper (51) both ends are the joint respectively in two first sliding tray (35), vice sweeper (52) both ends are the joint respectively in two second sliding tray (45).

7. The apparatus according to claim 6, wherein the filtration device comprises: a clamping block (54) is arranged on the part, clamped with the first sliding groove (35), of the front side of the main sweeper (51), the clamping block (54) is in a triangular block shape, the clamping block (54) is fixedly connected with the main sweeper (51), a self-rotating ring (55) is arranged in the first sliding groove (35), the self-rotating ring (55) is sleeved on the main sweeper (51), a split (56) is arranged on the self-rotating ring (55), the split (56) is an opening with the shape and size matched with the clamping block (54), the clamping block (54) extends out of the split (56), a speed reduction device (57) and a limiter (58) are arranged at the position, corresponding to the first sliding groove (35), of the inner wall of the front side of the filter box (1), the speed reduction device (57) comprises a mounting plate (571) and a speed reduction block (572), an auxiliary sweeper (527) is fixedly mounted on the mounting plate (571), and the speed reduction block (572) is in a triangular block shape with the same size as the clamping block (54), the speed reducing blocks (572) are arranged at equal intervals by taking the outer diameter of the gap (56) as the distance, the limiter (58) comprises a limiting rod (581) and a limiting block (582), the limiting rod (581) and the limiting block (582) are located on the right side of the first sliding groove (35), the limiting rod (581) is an L-shaped rod body, the limiting block (582) is fixedly installed on the long edge of the limiting rod (581), the limiting rod (581) is in contact with the mounting plate (571), meanwhile, springs are fixedly installed at the bottom end of the limiting rod (581) and the corresponding position in the filter box (1), and the speed reducing block (572) and the limiting block (582) are arranged by penetrating through the first sliding groove (35).

8. A preparation method of glucosamine calcium sulfate salt is characterized by comprising the following steps: mixing and stirring 1kg of chitin, 1L of 1-butyl-3-methylimidazole methyl sulfate and 3L of 25% sulfuric acid at the temperature of 40 ℃ to obtain a crude mother solution, and continuously pumping the crude mother solution into a microporous membrane filter by using a diaphragm pump to filter the crude mother solution to obtain a refined mother solution; mixing the prepared refined mother liquor and 1-propylsulfonic acid-3-methylimidazole bisulfate ionic liquid at 75 ℃, preserving heat and reacting for 3 hours to prepare degradation liquid, wherein the volume ratio of the refined mother liquor to the 1-propylsulfonic acid-3-methylimidazole bisulfate ionic liquid is 1: 1.25; using sulfuric acid with the mass concentration of 15% as a deacetylating agent, controlling the temperature to be 115 ℃, reacting for 2 hours, carrying out deacetylation reaction on the degradation liquid, adding calcium hydroxide solid into the solution, adjusting the pH value to 6.0-7.0, and filtering and removing precipitated precipitate to obtain a filtrate; adding activated carbon with the mass of 0.3-0.8% of that of the chitin into the obtained filtrate for decolorization, filtering, heating the obtained filtrate to 85 ℃ under a vacuum condition, concentrating to a supersaturated state, cooling to 23 ℃, adding absolute ethyl alcohol into the concentrated solution for crystallization, and performing centrifugal filtration to obtain a glucosamine sulfate crude product; soaking the prepared crude product in absolute ethyl alcohol with the mass 2-3 times that of the crude product, stirring and filtering, dissolving in water, adding calcium salt, stirring, adding a sulfuric acid solution with the mass concentration of 95% under an ice bath condition until the pH value is 3-4, continuously reacting for 3-5 hours to obtain a mixed solution, adding absolute ethyl alcohol with the volume 1-3 times that of the mixed solution according to the volume ratio, stirring, standing, pouring out supernatant to obtain a viscous solution, adding absolute ethyl alcohol with the volume 4-6 times that of the viscous solution, stirring until white solid is separated out, filtering and drying to obtain glucosamine calcium sulfate, measuring the content of the glucosamine calcium sulfate by an HPLC method, wherein the yield is 82.2% and the purity is 99.96%.

Technical Field

The invention relates to the technical field of organic matter preparation, in particular to a preparation method of glucosamine calcium sulfate salt and a filtering device thereof.

Background

Aminosugars are commonly used as monosaccharide residues in complex oligosaccharides and polysaccharides, glucosamine being an amino derivative of the monosaccharide glucose. Glucosamine sulfate can obviously relieve pain of patients with arthritis and rheumatism and improve, prevent, treat and repair damage of connective tissues, has a certain curative effect on bone and arthritis inflammation, and is also beneficial to healing of acute and chronic inflammation, so that the glucosamine sulfate also has a certain curative effect on heart disease and pneumonia, inhibits the overgrowth of cancer cells or fiber cells, and has inhibiting and treating effects on cancer and malignant tumor.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a preparation method of glucosamine calcium sulfate and a filtering device thereof, which have the advantages of no need of manual management, constant filtering efficiency and the like and solve the problems.

(II) technical scheme

In order to achieve the above purpose, the invention provides the following technical scheme: the utility model provides a filter equipment of glucosamine calcium sulfate, including the rose box, the inlet has been seted up on the rose box, inlet one side fixed mounting has the support, be provided with the beaker rack on the lateral wall face of rose box one side, be provided with gravity switch on the beaker rack, be provided with first filter and second filter in the rose box, be provided with high efficiency filter equipment between first filter and the second filter, the position is provided with the drainage board below the second filter, fixed connection between drainage board one end and the rose box lateral wall, high efficiency filter equipment includes main sweeper and vice sweeper, main sweeper comprises dwang and sweeping board, vice sweeper is the same with main sweeper structure, and dislocation set between main sweeper and the vice sweeper.

Preferably, the rose box is right trapezoid, the inlet is seted up in the one side that the rose box is close to the inclined plane, and the support also sets up in one side that the inlet is close to the rose box inclined plane, the support is for cutting the cuboid board of a semicircle form, the beaker rack sets up on the rose box inclined plane, the beaker rack includes limiting plate and bottom plate, limiting plate quantity is two, the perpendicular fixed mounting of bottom plate is in rose box inclined plane bottom, two limiting plates set up respectively in both ends around the bottom plate and with bottom plate fixed connection, two sets of beaker racks are located symmetrical setting around on the rose box inclined plane, and the same inlet and support have all been seted up with the corresponding position of two sets of beaker racks in rose box upper surface.

Preferably, the first filter includes first erection column, first filter screen, first guide board and first receiving box, first erection column is located the rose box and between the fixed connection, fixed connection between first erection column and the first filter screen, the first filter screen other end and rose box inclined plane inside looks horizontally position fixed connection, right side and first guide board fixed connection on the first erection column, the one end that first erection column was kept away from to first guide board slopes to the right and sets up, the one end that first erection column was kept away from to first guide board is provided with first receiving box, bottom surface fixed connection in first receiving box and the rose box, first guide board is placed in first receiving box.

Preferably, the second filter includes the second erection column, the second filter screen, second guide board and second hold the box, and the second erection column, the second filter screen, second guide board and second are held the box and are located first filter left side below, simultaneously the second erection column, the second filter screen, second guide board and second hold the box and set up with first erection column, first filter screen, first guide board and first mode of holding the box the same, the filtration pore size of first filter screen is the twice of second filter screen filtration pore size, the drainage plate bottom surface is three horn shapes, and the drainage plate is close to fixed connection between the one end on rose box inclined plane and the rose box, and the delivery port has been seted up with drainage plate triangle export corresponding position on the rose box inclined plane, the part that the drainage plate is located the corresponding position in second erection column below upwards stretches out the plate body and with fixed connection between the second erection column.

Preferably, the number of the cleaning plates of the main cleaner and the auxiliary cleaner is four, the cleaning plates of the main cleaner and the auxiliary cleaner are arranged at equal intervals and fixedly connected with the corresponding rotating rods, a motor is arranged at the rear side of the main cleaner, the rotating rod of the main cleaner is fixedly connected with an output shaft of the motor, a gravity switch is connected with the motor on the main cleaner through a circuit, a connecting plate is arranged between the main cleaner and the auxiliary cleaner, two ends of the connecting plate between the main cleaner and the auxiliary cleaner are respectively movably sleeved on the main cleaner and the auxiliary cleaner, the connecting plate between the main cleaner and the auxiliary cleaner enables the main cleaner and the auxiliary cleaner to always keep opposite positions, the efficient filtering device further comprises an accelerating filtering device, the accelerating filtering device is composed of a rotating shaft and two telescopic columns, and the two telescopic columns are symmetrically arranged on the rotating shaft up and down, the same motor is arranged in the same position of the rotating shaft as the main sweeper in the same mode, and the telescopic column is fixedly connected with the rotating shaft.

Preferably, all seted up first sliding tray and second sliding tray around in the rose box, first sliding tray is seted up the position and is corresponding with main sweeper, the second sliding tray is seted up the position and is corresponding with vice sweeper, the second sliding tray is seted up to the position corresponding with the second erection column by the dwang of vice sweeper as the starting point level, first sliding tray is upwards seted up to the position corresponding with first filter screen right-hand member as the starting point slope by the dwang of main sweeper, main sweeper both ends are the joint respectively in two first sliding trays, vice sweeper both ends are the joint respectively in two second sliding trays.

Preferably, a clamping block is arranged on the part where the front side of the main sweeper is clamped with the first sliding groove, the clamping block is triangular block-shaped, the clamping block is fixedly connected with the main sweeper, a self-rotating ring is arranged in the first sliding groove, the self-rotating ring is sleeved on the main sweeper, a gap is formed in the self-rotating ring, the gap is an opening with the shape and size matched with that of the clamping block, the clamping block extends out of the gap, a speed reducing device and a limiter are arranged at the position, corresponding to the first sliding groove, of the inner wall of the front side of the filter box, the speed reducing device comprises a mounting plate and a speed reducing block, an auxiliary sweeper is fixedly mounted on the mounting plate, the speed reducing block is a triangular block with the size and shape identical to that of the clamping block, the speed reducing block is equidistantly arranged by taking the outer diameter of the gap as an interval, the limiter comprises a limiting rod and a limiting block, the limiting rod and the limiting block are positioned on the right side, and the limiting rod is in contact with the mounting plate, the spring is fixedly mounted at the corresponding position in the bottom end of the limiting rod and the filter box, and the speed reducing block and the limiting block are arranged by penetrating through the first sliding groove.

A method for preparing glucosamine calcium sulfate comprises mixing 1kg chitin with 1L 1-butyl-3-methylimidazole methyl sulfate and 3L 25% sulfuric acid at 40 deg.C, stirring to obtain crude mother liquor, and continuously pumping into microporous membrane filter with diaphragm pump for filtering to obtain refined mother liquor; mixing the prepared refined mother liquor and 1-propylsulfonic acid-3-methylimidazole bisulfate ionic liquid at 75 ℃, preserving heat and reacting for 3 hours to prepare degradation liquid, wherein the volume ratio of the refined mother liquor to the 1-propylsulfonic acid-3-methylimidazole bisulfate ionic liquid is 1: 1.25; using sulfuric acid with the mass concentration of 15% as a deacetylating agent, controlling the temperature to be 115 ℃, reacting for 2 hours, carrying out deacetylation reaction on the degradation liquid, adding calcium hydroxide solid into the solution, adjusting the pH value to 6.0-7.0, and filtering and removing precipitated precipitate to obtain a filtrate; adding activated carbon with the mass of 0.3-0.8% of that of the chitin into the obtained filtrate for decolorization, filtering, heating the obtained filtrate to 85 ℃ under a vacuum condition, concentrating to a supersaturated state, cooling to 23 ℃, adding absolute ethyl alcohol into the concentrated solution for crystallization, and performing centrifugal filtration to obtain a glucosamine sulfate crude product; soaking the prepared crude product in absolute ethyl alcohol with the mass 2-3 times that of the crude product, stirring and filtering, dissolving in water, adding calcium salt, stirring, adding a sulfuric acid solution with the mass concentration of 95% under an ice bath condition until the pH value is 3-4, continuously reacting for 3-5 hours to obtain a mixed solution, adding absolute ethyl alcohol with the volume 1-3 times that of the mixed solution according to the volume ratio, stirring, standing, pouring out supernatant to obtain a viscous solution, adding absolute ethyl alcohol with the volume 4-6 times that of the viscous solution, stirring until white solid is separated out, filtering and drying to obtain glucosamine calcium sulfate, measuring the content of the glucosamine calcium sulfate by an HPLC method, wherein the yield is 82.2% and the purity is 99.96%.

(III) advantageous effects

Compared with the prior art, the invention provides a preparation method of glucosamine calcium sulfate salt and a filtering device thereof, which have the following beneficial effects:

1. this filter equipment of glucosamine calcium sulfate salt, whole device adopt multi-stage filtration's mode at the operation in-process, and a lot of to solution filtration processing, and all can collect the residue that filters down after filtering at every turn, through the mode of collecting the residue, can guarantee filter equipment repetitious usage's result of use.

2. This glucosamine calcium sulfate salt's filter equipment through being provided with multi-stage filtration device, and multi-stage filtration adopts hierarchical filterable mode, and through setting up filterable mode of filter equipment and filtering type, can make multi-stage filtration device's filtration the residue that gets off different, and multi-stage filtration's filter equipment each grade all can the maximize utilization simultaneously, has improved filterable efficiency.

3. When a user needs to perform filtering operation, the user obliquely places a beaker on a support, or directly pours a solution in the beaker into a filter box from a liquid inlet, and places the beaker between a limiting plate and a bottom plate, at the moment, the weight of the beaker is not enough to enable a gravity switch to respond, the solution entering the filter box can ensure the filtering effect through multi-stage filtration of a first filter screen and a second filter screen, after a part of the solution is filtered and flows into the beaker along a drainage plate, the weight of the beaker is increased to enable the gravity switch to respond, so that an accelerated filter device and a main cleaner can both normally operate, the setting of the accelerated filter device can maximize the filtering efficiency and accelerate the filtering speed, and the first receiving box and the second receiving box can respectively collect and process residues filtered twice, the components of the solution are recovered to the maximum extent, and the filtration efficiency is greatly accelerated.

4. This glucosamine calcium sulfate salt's filter equipment sets up the rose box into trapezoidal shape and operates, and the shape setting of rose box lets the user can be after pouring solution and filter, can let the beaker slide and fall to the corresponding position of accepting along the inclined plane wall of rose box, lets the user need not spend the time when carrying out filtering operation and operates the management to let the user can carry out other operations of preparation, indirectly accelerated the preparation speed.

5. The filtering device of glucosamine calcium sulfate is characterized in that the first filter and the second filter can filter poured solution through the arrangement of the first filter and the second filter, meanwhile, because the filter holes of the first filter and the second filter are different in size, the filtering parts of the first filter and the second filter are different, the filtering efficiency is improved, and the filtering precision is improved, the first guide plate and the first receiving box enable residues remained on the first filter after filtering to fall into the first receiving box along the first guide plate through the treatment of the main sweeper, the residues on the second filter can fall into the second receiving box along the second guide plate through the treatment of the auxiliary sweeper, so that the solution residues with different sizes can be recovered, and simultaneously, the first filter and the second filter can be kept in the state of the best filtering effect during filtering, the efficiency of filtration is improved.

6. The glucosamine calcium sulfate salt filtering device drives the main sweeper and the acceleration filtering device to move through the gravity switch, when the main sweeper moves, the main sweeper enables the auxiliary sweeper to rotate the same, the acceleration filtering device can rotate in situ, when the acceleration filtering device rotates, the first filter screen and the second filter screen can deform due to the rotation of the acceleration filtering device, so that the first filter screen and the second filter screen do irregular movement, the phenomenon that filtered residues are accumulated on the first filter screen and the second filter screen to influence the filtering efficiency is avoided, meanwhile, because of the deformation of the first filter screen and the second filter screen, the telescopic column can normally jack the first filter screen and the second filter screen, when the telescopic column rotates through the inclined plane of the filter box, the telescopic column is ejected after being extruded, and at the moment, because the ejected counterforce can improve the force applied by the telescopic column to the first filter screen, let first filter screen compare in the shake of second filter screen can be by a wide margin, guarantee that the residue on the first filter screen can not block the filter screen hole, and the rotation of main sweeper and vice sweeper then can make filterable residue to the first direction that holds and connect box and second and carry out the motion, guarantee the filter effect of first filter screen and second filter screen.

7. The glucosamine calcium sulfate filtering device runs through the rotation ring and other devices connected with the rotation ring, when the main sweeper rotates, the rotation ring can enable the main sweeper to rotate in situ in the first sliding groove, after the main sweeper rotates for a circle, the clamping block can be in contact with the speed reducing block closest to the main sweeper, at the moment, the clamping block can serve as a fulcrum of the main sweeper, the main sweeper can turn over through the clamping block and the speed reducing block, the main sweeper enters the bayonet of the next speed reducing block, the operation is repeated, so that the main sweeper and the auxiliary sweeper can respectively push residues on the first filter screen and the second filter screen towards the first receiving box and the second receiving box gradually, when the main sweeper moves to the rightmost side, the main sweeper and the gap can extrude the limiting block, the limiting block is collected in the filtering box, and the mounting plate is lowered and recovered, therefore, the main sweeper can return to the initial position again through gravitational potential energy due to the inclined arrangement of the first sliding groove, and the main sweeper can perform reciprocating operation again.

Drawings

FIG. 1 is a sectional view of the main structure of the present invention;

FIG. 2 is a rear sectional view of a partial structure of the main body of the present invention;

FIG. 3 is a rear view of the structure of the autorotation ring and its associated devices of the present invention;

FIG. 4 is a rear view of the reduction gear and limiter structure of the present invention.

In the figure: 1. a filter box; 11. a liquid inlet; 12. a support; 2. placing a beaker on a rack; 21. a limiting plate; 22. a base plate; 3. a first filter; 31. a first mounting post; 32. a first filter screen; 33. a first guide plate; 34. a first receiving box; 35. a first sliding groove; 4. a second filter; 41. a second mounting post; 42. a second filter screen; 43. a second guide plate; 44. a second receiving box; 45. a second sliding groove; 5. a high efficiency filtration device; 51. a main sweeper; 52. a secondary sweeper; 53. an accelerated filtration device; 531. a rotating shaft; 532. a telescopic column; 54. a clamping block; 55. a self-rotating ring; 56. a breach; 57. a reduction gear; 571. mounting a plate; 572. a deceleration block; 58. a limiter; 581. a restraining bar; 582. a limiting block; 6. a drainage plate; 7. and (4) gravity switch.

Detailed Description

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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.