CN114768533B - Aluminum hydroxide micropowder stirring and washing water desalination equipment - Google Patents

Abstract

The utility model discloses a water desalting device for stirring and washing aluminum hydroxide micropowder, which relates to the technical field of desalting devices and comprises a box body and a cover plate with a movable opening, wherein the cover plate is arranged at the top of the box body, a protective cover is arranged at the edge of the movable opening at the top of the cover plate, a reverse osmosis filter mechanism is arranged in the box body and divides the box body into a left cavity and a right cavity, one side of the left cavity is fixedly communicated with a feed pipe and a drain pipe, one side of the right cavity is fixedly communicated with a drain pipe, the top and the bottom of two end surfaces of the reverse osmosis filter mechanism are respectively provided with a stretching mechanism fixedly connected with the inner wall of the box body, and the bottom of the cover plate is provided with a pressing mechanism attached to the top of the reverse osmosis filter mechanism. The utility model can further remove the adhered ions in the filter holes on the surface of the reverse osmosis filter mechanism by utilizing water flow impact, and improves the cleanliness of the surface of the reverse osmosis filter mechanism.

Description

Aluminum hydroxide micropowder stirring and washing water desalination equipment

Technical field

The invention relates to the technical field of desalination equipment, and in particular to an aluminum hydroxide micropowder stirring and washing water desalination equipment.

Background technique

Desalination is to remove "chemical salts". Simply put, it is to remove anions and cations from water to purify the water. Aluminum hydroxide micropowder needs to be washed during the production process. The generated wastewater contains metal ions and needs to be utilized. The reverse osmosis membrane performs desalination work and is recycled.

The Chinese utility model patent with publication number CN204824223U discloses an aluminum hydroxide micropowder stirring water desalination equipment, including a desalination tank. A bracket is provided below the desalination tank, and a desalination device adapted to the desalination tank is provided on the bracket. The lower end of the desalting tank is open and is sealed with the desalting tank installation plate. A clamping mechanism is provided between the desalting tank and the desalting tank installation plate. A water pump is provided below the desalting tank. The water inlet of the water pump is connected to the desalting tank installation plate. The bottom of the tank is connected. This utility model of aluminum hydroxide micro-powder stirring water desalination equipment has an open bottom of the desalting tank and is sealed and connected to the desalting tank installation plate. The connection is fastened by a clamping mechanism. It is easy to disassemble and assemble, and facilitates daily maintenance and repair of the desalting tank; There is a water pump below the desalination tank, which can pump out the desalted water in the desalination tank, thereby increasing the desalination speed.

There are some shortcomings in the use of the above device. For example, the desalination tank is only used for desalination work. After the desalination work is completed, the internal reverse osmosis membrane needs to be cleaned, the reverse osmosis membrane needs to be disassembled, and the disassembly and assembly time interval is too long. , affecting the normal use of the equipment and making it inconvenient to clean the reverse osmosis membrane.

Contents of the invention

The purpose of the present invention is to provide an aluminum hydroxide micropowder stirring water desalination equipment to solve the problem that the reverse osmosis membrane needs to be disassembled in the prior art. The disassembly and assembly time interval is too long, which affects the normal use of the equipment and is inconvenient for reverse osmosis. Technical issues in membrane cleaning.

The invention provides an aluminum hydroxide micropowder stirring and washing water desalination equipment, which includes a box body and a cover plate with a movable port installed on the top of the box body. A protective cover is installed at the edge of the top movable port of the cover plate. A reverse osmosis filtering mechanism is installed in the box. The reverse osmosis filtering mechanism divides the box into a left chamber and a right chamber. A feed pipe and a drain pipe are fixedly connected to one side of the left chamber. A discharge pipe is fixedly connected to one side of the right chamber. The top and bottom of both end faces of the reverse osmosis filtering mechanism are equipped with stretching mechanisms fixedly connected to the inner wall of the box. The bottom of the cover plate is installed There is a compression mechanism that fits the top of the reverse osmosis filtering mechanism. The left chamber of the box is fixedly connected with a supercharging mechanism. The air inlet end of the supercharging mechanism is fixed to the right chamber of the box. Communicated, a reciprocating mechanism is installed at the top of the right chamber, and a flushing mechanism is installed at the bottom of the sliding end of the reciprocating mechanism;

The flushing mechanism includes a standpipe, and a plurality of partitions are installed in the standpipe. The partitions divide the standpipe into a plurality of extrusion chambers, and the extrusion chamber is close to the reverse osmosis filtering mechanism. The top end of one side of the extrusion chamber is fixedly connected with a guide tube, the bottom end of the side of the extrusion chamber away from the reverse osmosis filter mechanism is fixedly connected with a circulation pump, and the top end of the vertical pipe is connected with a lifting mechanism.

Further, the reverse osmosis filtering mechanism includes two clamping mechanisms and a reverse osmosis membrane installed between the two clamping mechanisms;

The clamping mechanism includes a step bar 1 and a step bar 2 fixedly connected to the step bar 1. A step gap is formed between the step bar 1 and the step bar 2. The side ends of the reverse osmosis membrane are plugged in. In the step gap, angle groove plates and triangular strips are installed in sequence between the bends of the two step strips 2, and the angle groove plates and triangular strips are in contact with the side corners of the reverse osmosis membrane to form Supporting cooperation, a supporting plate is fixed between the bottom ends of the two ladder strips two, the top of the supporting plate forms a sealing fit with the bottom end of the reverse osmosis membrane, the ladder strip one and the ladder strip 2. A plurality of sealing gaskets are embedded in the outer side wall that fits the box body.

Further, the pressing mechanism includes a convex strip fixedly connected to the bottom of the cover plate. The bottom of the convex strip is provided with a telescopic groove. A sealing strip is slidably inserted into the telescopic groove. The top of the sealing strip is provided with a sealing strip. There is a first spring in contact with the inner wall of the top of the telescopic groove. A plurality of inclined holes are provided on the side of the protrusion close to the left chamber. There is a vertical connection between one end of the inclined hole and the telescopic groove. hole.

Further, the stretching mechanism includes a fixed block fixedly connected to the inner wall of the box. The top and bottom of the fixed block are slidably mounted with splints. One end of the splint away from the fixed block is fixed to the ladder strip. connection, a second spring is fixed between the first ladder bar and the fixed block, an end of the first ladder bar close to the fixed block is fixed with a sliding rod movably plugged into the fixed block, and the third Two springs are sleeved on the sliding rod, a convex block is fixed on the outer wall of the clamping plate and the fixed block, and a strip groove is formed on the fixed block to form a sliding fit with the convex block.

Furthermore, a limiting block is fixed on the top end of the stepped strip one, and one side of the limiting block forms a limiting fit with the side wall of the convex strip.

Further, the pressurizing mechanism includes an air pump installed on one side of the box. The air outlet end of the air pump is fixed with a bending tube inserted in the left chamber. An air pressure gauge is provided on the bending tube. The air inlet end of the air pump is fixed with an air guide pipe that is fixedly connected with the right chamber.

Further, the reciprocating mechanism includes a screw that is rotatably mounted on the top of the right chamber. The screw is threaded with a sliding plate. A guide block is fixed on one side of the sliding plate. The guide block is connected to the cover plate. The inner wall on one side of the upper movable port forms a sliding fit, one end of the screw is connected to a first motor, and the lifting mechanism and the vertical pipe are installed on the top and bottom of the slide plate respectively.

Further, the lifting mechanism includes a lifting rod fixedly connected to the top of the vertical pipe, a rack is fixed on one side of the lifting rod, a second motor is installed on the top of the slide plate, and the output shaft of the second motor A half gear meshing with the rack is fixed, a limit ring is fixed on the lifting rod, and the bottom of the limit ring is provided with a third spring that is sleeved on the lifting rod.

Further, a diverter block is inserted into the end of the guide tube close to the reverse osmosis membrane. A first guide port and a second guide port are provided on the diverter block. The first guide port and the second guide port are opposite to each other. The adjacent inner wall is provided with diversion slopes with different inclination angles.

Compared with the prior art, the beneficial effects of the present invention are:

(1) The present invention drives the reverse osmosis filter mechanism to reset through the stretching mechanism, so that the reverse osmosis filter mechanism and the water fluctuations in the right chamber generate mutual thrust. Water molecules enter the left chamber from the right side of the reverse osmosis filter mechanism and will adhere to the filter. The anions and cations in the filter holes of the reverse osmosis filtering mechanism rush out to achieve the purpose of cleaning the reverse osmosis filtering mechanism.

(2) In the present invention, the water in the right chamber is pumped into the extrusion chamber through the circulation pump in the flushing mechanism, and then the water in the extrusion chamber is pushed to the outlet end of the guide tube. The pushed water affects the reverse osmosis filtering mechanism. The right side of the filter is flushed, and the impact of water flow is used to further remove the ions adhered to the filter holes on the surface of the reverse osmosis filter mechanism, thereby improving the cleanliness of the surface of the reverse osmosis filter mechanism.

(3) The present invention can drive the sliding plate on the screw to reciprocate through the forward and reverse rotation of the first motor, so that the flushing mechanism can flush the reverse osmosis membrane to the greatest extent and improve the completeness of cleaning. The guide port and the second guide port can divert the water flow derived from the guide tube to form water flows in different directions to flush the reverse osmosis membrane, thereby improving the cleaning effect of the reverse osmosis membrane.

Description of drawings

In order to more clearly explain the specific embodiments of the present invention or the technical solutions in the prior art, the accompanying drawings that need to be used in the description of the specific embodiments or the prior art will be briefly introduced below. Obviously, the drawings in the following description The drawings illustrate some embodiments of the present invention. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without exerting any creative effort.

Figure 1 is a schematic three-dimensional structural diagram of the present invention;

Figure 2 is a schematic diagram of the internal structure of the box in the present invention;

Figure 3 is a schematic cross-sectional structural diagram of the present invention;

Figure 4 is an enlarged structural schematic diagram of position A in Figure 3;

Figure 5 is a schematic three-dimensional structural diagram of the reverse osmosis filtering mechanism in the present invention;

Figure 6 is an enlarged structural schematic diagram of position B in Figure 5;

Figure 7 is a schematic diagram of the assembly structure of ladder bar 1 and ladder bar 2 in the present invention;

Figure 8 is a schematic three-dimensional structural diagram of the flushing mechanism in the present invention;

Figure 9 is a partial cross-sectional structural diagram of the flushing mechanism in the present invention.

Reference signs:

1. Box; 2. Cover; 3. Protective cover; 4. Air pump; 5. Air pressure gauge; 6. Air pipe; 7. Feed pipe; 8. Discharge pipe; 9. First motor; 10. Ladder Bar one; 11, reverse osmosis membrane; 12, raised bar; 13, screw; 14, slide plate; 15, bending pipe; 16, vertical pipe; 17, guide tube; 18, circulation pump; 19, ladder bar two; 20 , supporting plate; 21, vertical hole; 22, inclined hole; 23, telescopic groove; 24, first spring; 25, sealing strip; 26, limit block; 27, guide block; 28, step gap; 29, splint; 30. Slide rod; 31. Second spring; 32. Fixed block; 33. Strip groove; 34. Bump; 35. Sealing gasket; 36. Angle groove plate; 37. Triangular bar; 38. Lifting rod; 39 , limit ring; 40, third spring; 41, rack; 42, second motor; 43, half gear; 44, diverter block; 45, partition; 46, first guide port; 47, second guide port .

Detailed ways

The technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are some, not all, of the embodiments of the present invention.

The components of the embodiments of the invention generally described and illustrated in the figures herein may be arranged and designed in a variety of different configurations. Therefore, the following detailed description of the embodiments of the invention provided in the appended drawings is not intended to limit the scope of the claimed invention, but rather to represent selected embodiments of the invention.

Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. The indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present invention and simplifying the description. It does not indicate or imply that the device or element referred to must have a specific orientation or a specific orientation. construction and operation, and therefore should not be construed as limitations of the invention. Furthermore, the terms “first”, “second” and “third” are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise clearly stated and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense. For example, it can be a fixed connection or a detachable connection. Connection, or integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be an internal connection between two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood on a case-by-case basis.

As shown below in conjunction with Figures 1 to 9, an embodiment of the present invention provides an aluminum hydroxide micropowder stirring and washing water desalination equipment, including a box 1 and a cover 2 with a movable port installed on the top of the box 1. A protective cover 3 is installed at the edge of the top movable opening of the plate 2;

Specifically, a reverse osmosis filtering mechanism is installed in the box 1. The reverse osmosis filtering mechanism divides the box 1 into a left chamber and a right chamber. A feed pipe 7 and a drain pipe 8 are fixedly connected to one side of the left chamber. One side of the right chamber is fixedly connected with a discharge pipe. The top and bottom of the two end faces of the reverse osmosis filtering mechanism are equipped with stretching mechanisms fixedly connected to the inner wall of the box 1. The bottom of the cover plate 2 is installed with a reverse osmosis filtering mechanism. The top-fitting compression mechanism has a pressurizing mechanism fixedly connected to the left chamber of the box 1. The air inlet end of the pressurizing mechanism is fixedly connected to the right chamber of the box 1. A reciprocating moving mechanism is installed on the top of the right chamber. A flushing mechanism is installed at the bottom of the sliding end of the reciprocating mechanism;

The flushing mechanism includes a standpipe 16. A plurality of partitions 45 are installed in the standpipe 16. The partitions 45 divide the standpipe 16 into a plurality of extrusion chambers. The top ends of the extrusion chambers close to the reverse osmosis filtering mechanism are fixedly connected. There is a guide pipe 17, the bottom end of the extrusion chamber away from the reverse osmosis filtering mechanism is fixedly connected to a circulation pump 18, and the top end of the vertical pipe 16 is connected to a lifting mechanism.

The specific working method is: suction the air in the right chamber into the left chamber through the pressurizing mechanism, and pressurize the left chamber, so that a pressure difference is formed between the left chamber and the right chamber, and the pressure difference is used to move the air in the left chamber. The water molecules contained in the original solution in the left chamber are squeezed and enter the right chamber through the reverse osmosis filtering mechanism. The reverse osmosis filtering mechanism is used to filter the anions and cations in the original solution to achieve the purpose of desalting the original solution. During the pressurization process, Push the reverse osmosis filter mechanism to move toward the right chamber, and drive the stretching mechanism to extend. The compression mechanism compresses and seals the top of the reverse osmosis filter mechanism. When cleaning the reverse osmosis filter mechanism, pressurize it first. The disconnection work of the mechanism balances the pressures of the left chamber and the right chamber. The stretching mechanism drives the reverse osmosis filter mechanism to reset, causing the reverse osmosis filter mechanism and the water fluctuations in the right chamber to generate mutual thrust, and the water molecules pass from the reverse osmosis filter mechanism. Enter the left chamber from the right side to flush out the anions and cations adhered to the filter holes of the reverse osmosis filter mechanism to achieve the purpose of cleaning the reverse osmosis filter mechanism. In addition, the circulation pump 18 in the flushing mechanism pumps the water in the right chamber It is sucked into the extrusion chamber, and then the water in the extrusion chamber is pushed to the outlet end of the guide tube 17. The pushed water flushes the right side of the reverse osmosis filter mechanism, and the water flow impact is used to clean the filter holes on the surface of the reverse osmosis filter mechanism. The adhering ions in the filter are further removed to improve the cleanliness of the surface of the reverse osmosis filter mechanism. The lifting mechanism can drive the vertical pipe 16 and the guide pipe 17 to adjust the height to improve the cleaning effect of the reverse osmosis filter mechanism.

Specifically, the reverse osmosis filter mechanism includes two clamping mechanisms and a reverse osmosis membrane 11 installed between the two clamping mechanisms;

The clamping mechanism includes a step bar 10 and a step bar 2 19 fixedly connected to the step bar 10. A step gap 28 is formed between the step bar 10 and the step bar 2 19. The side end of the reverse osmosis membrane 11 is inserted into the step gap. 28, angle groove plates 36 and triangular strips 37 are installed sequentially between the bends of the two ladder strips 219. The angle groove plates 36 and the triangular strips 37 contact the side corners of the reverse osmosis membrane 11 to form a supporting fit. A supporting plate 20 is fixed between the bottom ends of the two ladder strips 19. The top of the supporting plate 20 forms a sealing fit with the bottom end of the reverse osmosis membrane 11. The ladder strips 10 and 19 are fitted to the box body 1. A plurality of sealing pads 35 are embedded on the outer wall. The step gap 28 formed by the step strip 10 and the step strip 2 19 can limit and clamp the sides of the reverse osmosis membrane 11 so that the reverse osmosis membrane 11 is in a stepped shape. set up to maximize the reverse osmosis filtration area within the effective space of the box 1. The angle groove plate 36 and the triangular strip 37 can support the reverse osmosis membrane 11 forming a ladder shape, improving the overall bearing capacity of the reverse osmosis membrane 11. strength.

Specifically, the pressing mechanism includes a protruding strip 12 fixedly connected to the bottom of the cover plate 2. The bottom of the protruding strip 12 is provided with a telescopic groove 23, and a sealing strip 25 is slidably inserted into the telescopic groove 23. The top of the sealing strip 25 is provided with a The first spring 24 is in contact with the inner wall of the top of the telescopic groove 23. A plurality of inclined holes 22 are provided on the side of the protrusion 12 close to the left chamber. A vertical hole 21 is connected between one end of the inclined hole 22 and the telescopic groove 23. Through the vertical holes 21 and the inclined hole 22 can connect the telescopic groove 23 with the left chamber. When the left chamber is pressurized, the sealing strip 25 in the telescopic groove 23 moves downward until it fits the top of the reverse osmosis membrane 11, the greater the pressure. The higher the sealing performance, when the pressurization operation is completed, the first spring 24 drives the sealing strip 25 to move upward and separate from the top of the reverse osmosis membrane 11, so that the reverse osmosis membrane 11 can complete the reset operation.

Specifically, the stretching mechanism includes a fixed block 32 fixedly connected to the inner wall of the box 1. The top and bottom of the fixed block 32 are slidably mounted with splints 29. One end of the splint 29 away from the fixed block 32 is fixedly connected to the ladder bar 10. The ladder bar is fixedly connected to the inner wall of the box 1. A second spring 31 is fixed between the first 10 and the fixed block 32. An end of the ladder bar 10 close to the fixed block 32 is fixed with a sliding rod 30 that is movably plugged into the fixed block 32. The second spring 31 is sleeved on the sliding rod 30. On the upper side, a protrusion 34 is fixed on the outer wall of the clamping plate 29 and the fixed block 32. The fixed block 32 is provided with a strip groove 33 that forms a sliding fit with the protruding block 34. The reverse osmosis filter mechanism can move left and right through the splint 29. The second spring 31 is stretched when the reverse osmosis filter mechanism is pushed to the right. When the left chamber is depressurized, the reverse osmosis filter mechanism is under the action of the second spring 31 The lower reset realizes the purpose of backwash between the reverse osmosis membrane 11 and the sloshing water in the right chamber. In addition, the sliding rod 30 can perform internal support and guidance work on the second spring 31, and the strip groove 33 can cooperate with the bump 34 on the splint 29. It plays a guiding and limiting role for the moving reverse osmosis membrane 11.

Specifically, a limiting block 26 is fixed at the top of the ladder bar 10. One side of the limiting block 26 forms a limiting fit with the side wall of the convex bar 12. By the limiting block 26 moving to the right during the pressurization process, the limiting block 26 can Cooperate with the protrusions 12 to limit the position of the reverse osmosis filter mechanism.

Specifically, the supercharging mechanism includes an air pump 4 installed on one side of the box 1. The air outlet end of the air pump 4 is fixed with a bent tube 15 inserted in the left chamber. The bent tube 15 is provided with an air pressure gauge 5. The air pump 4 The air inlet end is fixed with an air guide pipe 6 that is fixedly connected with the right chamber. The air pump 4 can suck the air in the right chamber to the left chamber, so that the pressure of the left chamber is higher than that of the right chamber, achieving the purpose of reverse osmosis filtration.

Specifically, the reciprocating mechanism includes a screw 13 that is rotatably installed on the top of the right chamber. The screw 13 is threaded with a slide plate 14. A guide block 27 is fixed on one side of the slide plate 14. The guide block 27 is connected to the movable port on the cover plate 2. The inner wall of one side forms a sliding fit. One end of the screw 13 is connected to a first motor 9. The lifting mechanism and the vertical pipe 16 are respectively installed on the top and bottom of the slide plate 14. The screw 13 can be driven by the forward and reverse rotation of the first motor 9. The reciprocating movement of the sliding plate 14 on the reverse osmosis membrane 11 enables the flushing mechanism to flush the reverse osmosis membrane 11 to the greatest extent, thereby improving the cleaning effect.

Specifically, the lifting mechanism includes a lifting rod 38 fixedly connected to the top of the standpipe 16. A rack 41 is fixed on one side of the lifting rod 38. A second motor 42 is installed on the top of the slide plate 14. The output shaft of the second motor 42 is fixed with a The half gear 43 meshes with the rack 41. A limit ring 39 is fixed on the lifting rod 38. The bottom of the limit ring 39 is provided with a third spring 40 that is sleeved on the lifting rod 38. The half gear can be driven by the second motor 42. 43 rotates, the half gear 43 cooperates with the meshing effect of the rack 41, so that the lifting rod 38 can move downward intermittently to achieve the purpose of lifting the stand pipe 16.

Specifically, the end of the guide tube 17 close to the reverse osmosis membrane 11 is plugged into a diverter block 44. The diverter block 44 is provided with a first guide port 46 and a second guide port 47. The first guide port 46 and the second guide port 47 Adjacent inner walls are provided with diversion slopes with different inclination angles. The first guide opening 46 and the second guide opening 47 on the diverter block 44 can divert the water flow guided by the guide pipe 17 to form opposite directions of water flow in different directions. The permeable membrane 11 is flushed to improve the completeness of cleaning the reverse osmosis membrane 11 .

The specific working method is: when in use, the air in the right chamber is sucked into the left chamber through the air pump 4, and the left chamber is pressurized, so that a pressure difference is formed between the left chamber and the right chamber, and the pressure difference is used. The water molecules contained in the original solution in the left chamber are squeezed and entered into the right chamber through the reverse osmosis filtering mechanism. The reverse osmosis filtering mechanism is used to filter the anions and cations in the original solution to achieve the purpose of desalination of the original solution. The pressurization process The center will push the reverse osmosis filter mechanism to move toward the right chamber, and drive the stretching mechanism to extend. The compression mechanism will compress and seal the top of the reverse osmosis filter mechanism. When cleaning the reverse osmosis filter mechanism, first The disconnection of the boosting mechanism balances the pressures of the left chamber and the right chamber, and the reverse osmosis filter mechanism is reset under the action of the second spring 31, causing the reverse osmosis filter mechanism and the water fluctuations in the right chamber to generate mutual thrust, and the water The molecules enter the left chamber from the right side of the reverse osmosis filter mechanism, flush out the anions and cations adhered to the filter holes of the reverse osmosis filter mechanism, and achieve the purpose of cleaning the reverse osmosis filter mechanism. In addition, the circulation pump 18 in the flushing mechanism will The water in the right chamber is sucked into the extrusion chamber, and then the water in the extrusion chamber is pushed to the outlet end of the guide tube 17. The pushed water flushes the right side of the reverse osmosis filter mechanism, and the water flow impact is used to filter the reverse osmosis filter. Penetrate the ions adhered in the filter holes on the surface of the filter mechanism for further removal.

Claims (6)

1. A desalination equipment for aluminum hydroxide micropowder stirring and washing water, including a box (1) and a cover (2) with a movable port installed on the top of the box (1). The cover (2) A protective cover (3) is installed at the edge of the top movable opening, which is characterized in that: a reverse osmosis filtering mechanism is installed in the box (1), and the reverse osmosis filtering mechanism divides the box (1) into left and right chamber and the right chamber, a feed pipe (7) and a drain pipe (8) are fixedly connected to one side of the left chamber, a discharge pipe is fixedly connected to one side of the right chamber, and the reverse osmosis filter The top and bottom of both end faces of the mechanism are equipped with a stretching mechanism fixedly connected to the inner wall of the box (1), and the bottom of the cover plate (2) is installed with a pressing mechanism that fits the top of the reverse osmosis filtering mechanism. tightening mechanism, the left chamber of the box (1) is fixedly connected with a supercharging mechanism, the air inlet end of the supercharging mechanism is fixedly connected with the right chamber of the box (1), and the right chamber A reciprocating mechanism is installed at the top, and a flushing mechanism is installed at the bottom of the sliding end of the reciprocating mechanism; The flushing mechanism includes a standpipe (16). A plurality of partitions (45) are installed in the standpipe (16). The partitions (45) divide the standpipe (16) into a plurality of extruded parts. chamber, the top end of the extrusion chamber close to the reverse osmosis filter mechanism is fixedly connected with a guide tube (17), and the bottom end of the extrusion chamber far away from the reverse osmosis filter mechanism is fixedly connected with a guide tube (17). Circulation pump (18), the top end of the vertical pipe (16) is connected with a lifting mechanism; The reverse osmosis filter mechanism includes two clamping mechanisms and a reverse osmosis membrane (11) installed between the two clamping mechanisms; The clamping mechanism includes a step bar one (10) and a step bar two (19) fixedly connected to the step bar one (10). The step bar one (10) and the step bar two (19) are A step gap (28) is formed between them, and the side end of the reverse osmosis membrane (11) is inserted into the step gap (28). The bends of the two step strips (19) are successively installed with The angle groove plate (36) and the triangular strip (37) contact the side corners of the reverse osmosis membrane (11) to form a supporting fit. The two A supporting plate (20) is fixed between the bottom ends of the second ladder strip (19), and the top of the supporting plate (20) forms a sealing fit with the bottom end of the reverse osmosis membrane (11). The first ladder strip (19) 10) Multiple sealing gaskets (35) are embedded on the outer wall of the second step strip (19) and the box (1); The pressing mechanism includes a protruding strip (12) fixedly connected to the bottom of the cover plate (2). The bottom of the protruding strip (12) is provided with a telescopic groove (23), and the telescopic groove (23) slides inside. A sealing strip (25) is inserted. The top of the sealing strip (25) is provided with a first spring (24) in contact with the inner wall of the top of the telescopic groove (23). The convex strip (12) is close to the left A plurality of inclined holes (22) are provided on one side of the chamber, and a vertical hole (21) is connected between one end of the inclined holes (22) and the telescopic groove (23); The stretching mechanism includes a fixed block (32) fixedly connected to the inner wall of the box (1). The top and bottom of the fixed block (32) are slidably installed with splints (29). The splint (29) is away from the One end of the fixed block (32) is fixedly connected to the ladder bar one (10), and a second spring (31) is fixed between the ladder bar one (10) and the fixed block (32). One end of the ladder strip one (10) close to the fixed block (32) is fixed with a sliding rod (30) movably plugged into the fixed block (32), and the second spring (31) is sleeved on the fixed block (32). On the sliding rod (30), a convex block (34) is fixed on the outer wall of the clamping plate (29) and the fixed block (32), and the fixed block (32) is provided with a convex block (32). 34) Form a sliding fit strip groove (33). 2. A kind of aluminum hydroxide micropowder stirring water desalination equipment according to claim 1, characterized in that: the top end of the step bar one (10) is fixed with a limiting block (26), and the limiting block (26) ) forms a limiting fit with the side wall of the protruding strip (12). 3. An aluminum hydroxide micropowder stirring water desalination equipment according to claim 1, characterized in that: the pressurizing mechanism includes an air pump (4) installed on one side of the box (1), and the The air outlet end of the air pump (4) is fixed with a bending tube (15) inserted in the left chamber. An air pressure gauge (5) is provided on the bending tube (15). The air inlet of the air pump (4) An air guide tube (6) fixedly connected to the right chamber is fixed at one end. 4. A kind of aluminum hydroxide micropowder stirring water desalination equipment according to claim 1, characterized in that: the reciprocating mechanism includes a screw (13) that is rotationally installed on the top of the right chamber, and the screw (13) 13) The upper thread sleeve is provided with a slide plate (14). A guide block (27) is fixed on one side of the slide plate (14). The guide block (27) is connected to one side of the movable opening on the cover plate (2). The inner wall forms a sliding fit, one end of the screw (13) is drivingly connected to the first motor (9), and the lifting mechanism and the vertical pipe (16) are installed on the top and bottom of the slide plate (14) respectively. 5. A kind of aluminum hydroxide micropowder stirring water desalination equipment according to claim 4, characterized in that: the lifting mechanism includes a lifting rod (38) fixedly connected to the top of the vertical pipe (16), and the A rack (41) is fixed on one side of the lifting rod (38), a second motor (42) is installed on the top of the slide plate (14), and the output shaft of the second motor (42) is fixed with the rack (41). The half gear (43) meshes with the bar (41), and the limit ring (39) is fixed on the lifting rod (38). The bottom of the limit ring (39) is provided with a ring that is sleeved on the lifting rod (38). Third spring (40). 6. A kind of desalination equipment for aluminum hydroxide micropowder stirring and washing water according to claim 1, characterized in that: the end of the guide tube (17) close to the reverse osmosis membrane (11) is plugged with a shunt block ( 44), the diverter block (44) is provided with a first guide port (46) and a second guide port (47), and the first guide port (46) and the second guide port (47) are adjacent to each other on the inner side The wall is equipped with diversion slopes with different inclination angles.