Sewage discharge device for chemical environmental protection

Abstract

The utility model relates to the technical field of sewage discharge, in particular to a sewage discharge device for chemical environmental protection, which comprises a bottom cylinder, one side of the bottom cylinder is communicated with a water outlet pipe, the outer side wall of the bottom cylinder is symmetrically and fixedly connected with fixed blocks, one of the fixed blocks is rotatably connected with a rotating rod, and the upper end of the rotating rod is fixedly connected with a treatment cylinder. The filter screen, the rotating rod, the treatment cylinder and other components are arranged, when the filter screen needs to be replaced, the electromagnet and a valve on the blow-off pipe are closed, then the blow-off pipe is separated from the telescopic pipe, then the first air pump and the second air pump are started to extract air in the first air bag and the second air bag respectively, and then the first motor is started; according to the device, the rotating rod is arranged on the processing barrel, so that the processing barrel rotates by taking the rotating rod as the center, solid impurities on the filter screen are scraped by the inner wall of the processing barrel during rotation, the solid impurities move towards the storage box and are scraped into the storage box, the solid impurities on the filter screen can be cleaned, and the device is simple and convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to sewage discharge technical field especially relates to a sewage discharge device for chemical environmental protection. BACKGROUND

[0002] Chemical sewage refers to the wastewater containing various pollutants generated in the chemical production process, if these wastewater is not treated and directly discharged, will cause water body different nature and different degree of pollution, thereby endangering human health, affecting industrial and agricultural production. The filter screen of the existing chemical sewage treatment device is generally welded in the device, and the filter screen in the chemical sewage treatment device is easy to accumulate too much solid impurities, and long-term use is easy to cause filter screen blockage, thereby reducing the efficiency of sewage treatment, and the filter screen in the existing sewage treatment device is welded in the device, thereby causing inconvenience to replace the filter screen. In view of this, the utility model provides a sewage discharge device for chemical environmental protection to solve the above technical problems. SUMMARY

[0003] In order to overcome the technical problems in the background art, the utility model provides a sewage discharge device for chemical environmental protection.

[0004] The technical implementation scheme of the utility model is: a sewage discharge device for chemical environmental protection, including bottom cylinder, the side of bottom cylinder is connected with water outlet pipe, the outer wall of bottom cylinder is fixed with fixed block in symmetry, one of fixed block is rotatably connected with rotating rod, the upper end of rotating rod is fixed with processing cylinder, the side surface of fixed block is symmetrically installed with mounting plate, two mounting plates on the center of bottom cylinder are installed with gantry, the gantry is fixed with sewage discharge pipe, the top surface of processing cylinder is connected with telescopic pipe and filling pipe, the telescopic pipe is connected with sewage discharge pipe through communication component, the outer wall of bottom cylinder is also fixed with storage box, the processing assembly for processing sewage is further arranged on the processing cylinder, and the rotating rod is driven by rotating assembly to realize rotation.

[0005] The filter screen is arranged in the upper part of the bottom cylinder, the first recess is arranged on the filter screen, the gripping rod is rotatably connected in the first recess, the filter screen is installed in the upper part of the bottom cylinder through the clamping assembly, the second recess is arranged on the upper part of the bottom cylinder, the second air bag is installed in the second recess, the second air bag is provided with air source by the second air pump installed on the outer wall of the bottom cylinder through the hose, and the third recess matched with the second air bag is arranged on the bottom of the processing cylinder.

[0006] In a preferred embodiment of the present application, the rotating assembly comprises a worm wheel, a worm and a first motor, the worm wheel is fixedly connected to the rotating rod, the worm is rotatably connected between the two mounting plates on the same side, one of the mounting plates is provided with the first motor, and the output shaft of the first motor is connected with the worm.

[0007] In a preferred embodiment of the present application, the processing assembly comprises a mounting box, a second motor, a stirring rod, a baffle and an electric push rod, the stirring rod is rotatably connected in the processing cylinder, the rotating shaft of the stirring rod penetrates through the processing cylinder, the second motor is mounted on the outer wall of the processing cylinder, the output shaft of the second motor is fixedly connected with the stirring rod, the mounting box is fixedly connected to the outer wall of the processing cylinder, the baffle is sealingly and slidably connected in the mounting box, the baffle is in the shape of "L", the baffle penetrates through the mounting box and extends into the processing cylinder, the baffle abuts against the inner wall of the processing cylinder, and the electric push rod is mounted on the outer wall of the processing cylinder and the telescopic rod of the electric push rod is fixedly connected with the baffle.

[0008] In a preferred embodiment of the present application, the communication assembly comprises a first elastic member, a magnetic member and an electromagnet, the electromagnet is fixedly connected to the lower end of the blowdown pipe, the magnetic member is fixedly connected to the upper end of the telescopic pipe, the electromagnet is magnetically connected with the magnetic member when the electromagnet is electrified, and the first elastic member is arranged between the upper and lower ends of the telescopic pipe.

[0009] In a preferred embodiment of the present application, the communication assembly further comprises a first air pump and a first air bag, the fourth recess is arranged on the magnetic member, the first air bag is mounted in the fourth recess, the first air bag is provided with air source by the first air pump mounted on the processing cylinder through a hose, and the fifth recess matched with the first air bag is arranged on the electromagnet.

[0010] In a preferred embodiment of the present application, the clamping assembly comprises a pressing block, a clamping block, a second elastic member and a mounting block, the sixth recess is circumferentially arranged on the upper portion of the bottom cylinder, the mounting block is fixedly connected in the sixth recess, the clamping block is rotatably connected on the mounting block in a symmetrical manner, the second elastic member is arranged on the side, away from each other, of the two clamping blocks, the pressing block is fixedly connected to the bottom surface of the filter screen, the circular protrusion is arranged on the lower portion of the pressing block, and the arc-shaped recess matched with the circular protrusion is arranged on the side, close to each other, of the clamping blocks.

[0011] Compared with the prior art, the present application has the following advantages:

[0012] 1. The utility model discloses a filter screen, rotating rod and processing cylinder and the like component are provided, when needing to replace filter screen, close the valve on electromagnet and blow-off pipe, and then make blow-off pipe and flexible pipe separate, then start first air pump and second air pump and draw the gas in first gasbag and second gasbag respectively, then start first motor, and then can make processing cylinder rotate with rotating rod as center, and the rotating direction is counterclockwise, and the rotating angle is greater than ninety degrees and less than one hundred and eighty degrees, and the solid impurities on the filter screen are scraped when rotating on the inner wall of processing cylinder, and then make the solid impurities move to the direction of storage tank, and then the solid impurities are scraped and fall into the storage tank, and then can clean the solid impurities on the filter screen, simple and convenient.

[0013] 2. The utility model discloses a handle, filter screen and clamping component and the like component are provided, rotate handle, then manually hold handle and go up, and then handle drives filter screen and goes up, and then make extrusion block go up, and then make the upper end of two clamping blocks away from each other, and then clamping block extrudes second elastic part, along with the continuous rising of extrusion block, and then the circular protrusion of extrusion block lower part is separated from the arc -shaped groove of two clamping blocks, and then can remove filter screen, replace new filter screen, so can easily complete the replacement of filter screen, improve operational efficiency. ACCURACY OF DRAWINGS

[0014] Figure 1 It is the three-dimensional structure schematic diagram of the utility model.

[0015] Figure 2 It is another three-dimensional structure schematic diagram of the utility model.

[0016] Figure 3 It is the sectional view of bottom cylinder, storage tank and filter screen and the like component of the utility model.

[0017] Figure 4 It is the schematic diagram of filter screen and handle and the like component of the utility model.

[0018] Figure 5 It is the A place enlarged view of the utility model.

[0019] Figure 6 It is the sectional view of processing cylinder, installation box and stirring rod and the like component of the utility model.

[0020] Figure 7 It is the sectional view of blow-off pipe, flexible pipe and first elastic part and the like component of the utility model.

[0021] The labels of the parts in the drawings are as follows: 101, bottom cylinder, 1011, second groove, 1012, sixth groove, 102, water outlet pipe, 103, fixed block, 104, rotating rod, 105, processing cylinder, 1051, third groove, 106, mounting plate, 107, gantry, 108, sewage pipe, 109, telescopic pipe, 110, filler pipe, 111, storage box, 112, filter screen, 1121, first groove, 113, handle rod, 114, second air bag, 115, second air pump, 201, worm gear, 202, worm, 203, first motor, 301, mounting box, 302, second motor, 303, stirring rod, 304, baffle, 305, electric push rod, 401, first elastic member, 402, magnetic member, 4021, fourth groove, 403, electromagnet, 4031, fifth groove, 404, first air pump, 405, first air bag, 501, extrusion block, 502, clamping block, 503, second elastic member, 504, mounting block. DETAILED DESCRIPTION

[0022] It is first to be pointed out that in the different described embodiments identical parts are provided with identical reference signs or identical component names, wherein the disclosure contained in the entire description can be transferred by meaning to the identical parts with identical reference signs or identical component names. The chosen position indications in the description, for example, upper, lower, lateral, and the like, also refer to the directly described and shown drawings and are transferred by meaning to the new positions when the position changes.

[0023] The utility model discloses a sewage discharge device for chemical environmental protection, which comprises a sewage discharge device body, a sewage discharge device body is provided with a bottom cylinder, a rotating rod is arranged in the bottom cylinder, a processing cylinder is arranged on the rotating rod, a mounting plate is arranged on the bottom cylinder, a telescopic pipe is arranged on the mounting plate, a filler pipe is arranged on the telescopic pipe, a storage box is arranged on the filler pipe, a filter screen is arranged on the storage box, a handle rod is arranged on the filter screen, a second air bag is arranged on the handle rod, a second air pump is arranged on the second air bag, a worm gear is arranged on the second air pump, a worm is arranged on the worm gear, a first motor is arranged on the worm, a mounting box is arranged on the first motor, a second motor is arranged on the mounting box, a stirring rod is arranged on the second motor, a baffle is arranged on the stirring rod, an electric push rod is arranged on the baffle, a first elastic member is arranged on the electric push rod, a magnetic member is arranged on the first elastic member, an electromagnet is arranged on the magnetic member, a fourth groove is arranged on the electromagnet, a fifth groove is arranged on the electromagnet, a first air pump is arranged on the electromagnet, a first air bag is arranged on the first air pump. Figures 1-7As shown, including the bottom cylinder 101, the right side of the bottom cylinder 101 is communicated with the water outlet pipe 102, the water outlet pipe 102 is provided with a valve, the outer wall of the bottom cylinder 101 is symmetrically fixed with a fixed block 103, one of the fixed blocks 103 is rotatably connected with a rotating rod 104, the upper end of the rotating rod 104 is fixedly connected with a processing cylinder 105, the bottom surface of the processing cylinder 105 abuts against the top surface of the bottom cylinder 101, the left and right sides of the fixed block 103 are symmetrically mounted with mounting plates 106, the front and rear two mounting plates 106 are installed on the bottom cylinder 101, the gantry 107 is fixedly connected with the drain pipe 108, the drain pipe 108 is provided with a valve, the top surface of the processing cylinder 105 is communicated with the telescopic pipe 109 and the filler pipe 110, the telescopic pipe 109 is communicated with the drain pipe 108 through a communication assembly, the left side of the outer wall of the bottom cylinder 101 is also fixedly connected with a storage box 111, the processing cylinder 105 is also provided with a processing assembly for processing sewage, the rotating rod 104 is driven by a rotating assembly to rotate, the upper part of the bottom cylinder 101 is provided with a filter screen 112, the top surface of the filter screen 112 is flush with the top surface of the bottom cylinder 101, the filter screen 112 is provided with a first groove 1121, the first groove 1121 is rotatably connected with a handle 113, the filter screen 112 is installed in the upper part of the bottom cylinder 101 through a clamping assembly, the upper part of the bottom cylinder 101 is provided with a second groove 1011, the second groove 1011 is installed with a second air bag 114, the second air bag 114 is provided with a gas source by a second air pump 115 installed on the outer wall of the bottom cylinder 101 through a hose, the bottom of the processing cylinder 105 is provided with a third groove 1051 matched with the second air bag 114.

[0024] Specifically, the rotating assembly comprises a worm gear 201, a worm 202 and a first motor 203, the worm gear 201 is fixedly connected to the rotating rod 104, the worm 202 is rotatably connected between the two mounting plates 106 on the same side, the worm gear 201 is engaged with the worm 202, and the first motor 203 is installed on one of the mounting plates 106, the output shaft of the first motor 203 is connected with the worm 202. Therefore, starting the first motor 203, the output shaft of the first motor 203 drives the worm 202 to rotate, and then the worm 202 drives the worm 202 to rotate through engagement transmission, and then the worm 202 drives the rotating rod 104 to rotate, and then the processing cylinder 105 can rotate around the rotating rod 104, the rotating direction is counterclockwise, and the rotating angle is greater than ninety degrees and less than one hundred and eighty degrees.

[0025] Specifically, the processing assembly comprises a mounting box 301, a second motor 302, a stirring rod 303, a baffle 304 and an electric push rod 305, the stirring rod 303 is rotationally connected in the processing cylinder 105, the rotating shaft of the stirring rod 303 penetrates the processing cylinder 105, the second motor 302 is mounted on the outer wall of the processing cylinder 105, the output shaft of the second motor 302 is fixedly connected with the stirring rod 303, the mounting box 301 is fixedly connected on the outer wall of the processing cylinder 105, the baffle 304 is sealingly and slidably connected in the mounting box 301, the baffle 304 is in the shape of "L", the baffle 304 penetrates the mounting box 301 and extends into the processing cylinder 105, the baffle 304 abuts against the inner wall of the processing cylinder 105, the electric push rod 305 is mounted on the outer wall of the processing cylinder 105, the telescopic rod of the electric push rod 305 is fixedly connected with the baffle 304, so as to start the electric push rod 305, and then the telescopic rod of the electric push rod 305 drives the baffle 304 to slide in the mounting box 301, so that the baffle 304 abuts against the inner wall of the processing cylinder 105, and then the baffle 304 separates the processing cylinder 105 from the bottom cylinder 101, the second motor 302 is started, and then the output shaft of the second motor 302 drives the stirring rod 303 to rotate, and then the stirring rod 303 can stir the sewage in the processing cylinder 105.

[0026] Specifically, the communication assembly comprises a first elastic member 401, a magnetic member 402 and an electromagnet 403, the electromagnet 403 is fixedly connected at the lower end of the sewage discharge pipe 108, the magnetic member 402 is fixedly connected at the upper end of the telescopic pipe 109, the magnetic member 402 is specifically a magnet, the electromagnet 403 is magnetically connected with the magnetic member 402 after being electrified, the first elastic member 401 is arranged between the upper and lower ends of the telescopic pipe 109, the first elastic member 401 is specifically a spring, the communication assembly further comprises a first air pump 404 and a first air bag 405, the fourth recess 4021 is arranged on the magnetic member 402, the first air bag 405 is mounted in the fourth recess 4021, the first air bag 405 is provided with air source by the first air pump 404 mounted on the processing cylinder 105 through a hose, the fifth recess 4031 matched with the first air bag 405 is arranged on the electromagnet 403, so as to start the electromagnet 403, and then the electromagnet 403 is magnetically connected with the magnetic member 402, and then the magnetic member 402 pulls the upper end of the telescopic pipe 109, so that the first elastic member 401 stores elastic potential energy, the first air pump 404 is started, and then the first air pump 404 inflates the first air bag 405 through the hose, and then the first air bag 405 expands to fill the fourth recess 4021 and the fifth recess 4031, so as to ensure the sealing between the electromagnet 403 and the magnetic member 402.

[0027] Specifically, the clamping assembly comprises the extrusion block 501, the clamping block 502, the second elastic member 503 and the mounting block 504, the bottom cylinder 101 is provided with the sixth groove 1012 in the upper portion in the circumferential direction, the mounting block 504 is fixedly connected in the sixth groove 1012, the clamping block 502 is symmetrically and rotatably connected on the mounting block 504, the second elastic member 503 is arranged on the side, away from each other, of the two clamping blocks 502, and the second elastic member 503 is specifically a spring, the extrusion block 501 is fixedly connected to the bottom surface of the filter screen 112, the extrusion block 501 is provided with a circular protrusion in the lower portion, and the side, close to each other, of the clamping blocks 502 is provided with an arc-shaped groove matched with the circular protrusion, so that when the filter screen 112 is installed, the filter screen 112 is pressed downward, the extrusion block 501 extrudes the clamping block 502, the clamping block 502 rotates around the mounting point, the upper ends of the two clamping blocks 502 are away from each other, the clamping block 502 extrudes the second elastic member 503, the second elastic member 503 stores elastic potential energy, the circular protrusion in the lower portion of the extrusion block 501 is matched with the arc-shaped groove of the clamping block 502 along with the continuous descending of the extrusion block 501, the second elastic member 503 releases the elastic potential energy, the upper ends of the two clamping blocks 502 are close to each other, the clamping of the extrusion block 501 by the two clamping blocks 502 is completed, and the installation of the filter screen 112 is completed.

[0028] Working principle: when the device is used, the electric push rod 305 is started, the telescopic rod of the electric push rod 305 drives the baffle 304 to slide in the installation box 301, the baffle 304 abuts against the inner wall of the processing cylinder 105, the baffle 304 separates the processing cylinder 105 from the bottom cylinder 101, the valve on the blowdown pipe 108 is opened, sewage enters the processing cylinder 105 through the blowdown pipe 108 and the telescopic pipe 109, the reagent for treating sewage is added from the filler pipe 110, the second motor 302 is started, the output shaft of the second motor 302 drives the stirring rod 303 to rotate, the stirring rod 303 can stir the sewage in the processing cylinder 105, the sewage and the reagent are uniformly mixed, the purpose of treating the sewage is achieved, and solid impurities are generated after the sewage and the reagent react.

[0029] After the sewage treatment is completed, then the second motor 302 is closed, the electric push rod 305 is started, and then the telescopic rod of the electric push rod 305 drives the baffle 304 to slide in the mounting box 301, so that the baffle 304 is away from the inner wall of the treatment cylinder 105, the baffle 304 slides into the mounting box 301, and then the treatment cylinder 105 is communicated with the bottom cylinder 101. Since the baffle 304 is sealingly and slidably connected in the mounting box 301, the solid impurities on the baffle 304 are scraped off by the inner wall of the treatment cylinder 105, and then fall onto the filter screen 112, and the treated sewage falls into the bottom cylinder 101. Then the valve on the water outlet pipe 102 is opened, and then the treated sewage is discharged from the water outlet pipe 102, so that the sewage treatment and discharge are completed.

[0030] When the filter screen 112 needs to be replaced, the electromagnet 403 and the valve on the sewage pipe 108 are closed, and then the first elastic member 401 releases the elastic potential energy, so that the upper end of the telescopic pipe 109 is retracted, and then the sewage pipe 108 is separated from the telescopic pipe 109. The first air pump 404 and the second air pump 115 are started, the first air pump 404 draws the gas in the first air bag 405 through the hose, and the second air pump 115 draws the gas in the second air bag 114 through the hose. Then the first motor 203 is started, and then the output shaft of the first motor 203 drives the worm 202 to rotate, and then the worm 202 drives the worm 202 to rotate through the meshing transmission, and then the worm 202 drives the rotating rod 104 to rotate, and then the treatment cylinder 105 can rotate around the rotating rod 104, the rotating direction is counterclockwise, the rotating angle is greater than ninety degrees and less than one hundred and eighty degrees, and the solid impurities on the filter screen 112 are scraped by the inner wall of the treatment cylinder 105 during rotation, so that the solid impurities move towards the storage box 111, and then the solid impurities are scraped off to the storage box 111, so that the solid impurities on the filter screen 112 can be easily and conveniently cleaned.

[0031] Then the rotating handle 113 is rotated, and then the rotating handle 113 is manually held and lifted upwards, so that the rotating handle 113 drives the filter screen 112 to move upwards, so that the pressing block 501 moves upwards, so that the upper ends of the two clamping blocks 502 move away from each other, so that the clamping block 502 presses the second elastic member 503, and as the pressing block 501 continuously rises, the circular protrusion at the lower part of the pressing block 501 is separated from the arc-shaped grooves of the two clamping blocks 502, so that the filter screen 112 can be removed and a new filter screen 112 can be replaced, so that the replacement of the filter screen can be easily completed, and the operation efficiency is improved.

[0032] After the replacement is completed, the processing cylinder 105 is reset, and then the first air pump 404 and the second air pump 115 are started, the first air pump 404 fills the first air bag 405 with air through a hose, and the second air pump 115 fills the second air bag 114 with air through a hose, and then the first air bag 405 expands to fill the fourth groove 4021 and the fifth groove 4031, ensuring the sealing between the electromagnet 403 and the magnetic member 402, and the second air bag 114 expands to fill the second groove 1011 and the third groove 1051, ensuring the sealing between the bottom cylinder 101 and the processing cylinder 105.

[0033] Although the present disclosure has been described with respect to only a limited number of embodiments, those skilled in the art who benefit from the present disclosure will appreciate that various other embodiments can be devised without departing from the scope of the present application. Accordingly, the scope of the present application should be limited only by the appended claims.

Claims

1. A wastewater discharge device for chemical environmental protection, characterized in that, The device includes a bottom cylinder (101), one side of which is connected to a water outlet pipe (102). A fixing block (103) is symmetrically fixed to the outer wall of the bottom cylinder (101). A rotating rod (104) is rotatably connected to one of the fixing blocks (103). A processing cylinder (105) is fixed to the upper end of the rotating rod (104). Mounting plates (106) are symmetrically mounted on the sides of the fixing blocks (103). Two mounting plates (106) centered on the bottom cylinder (101) are equipped with... There is a gantry frame (107), on which a sewage pipe (108) is fixedly connected. The top surface of the treatment cylinder (105) is connected to a telescopic pipe (109) and a packing pipe (110). The telescopic pipe (109) is connected to the sewage pipe (108) through a connecting component. A storage box (111) is also fixedly connected to the outer wall of the bottom cylinder (101). The treatment cylinder (105) is also equipped with a treatment component for treating sewage. The rotating rod (104) is driven by a rotating component to achieve rotation. A filter screen (112) is provided in the upper part of the bottom cylinder (101). A first groove (1121) is provided on the filter screen (112). A handle (113) is rotatably connected in the first groove (1121). The filter screen (112) is installed in the upper part of the bottom cylinder (101) by a snap-fit ​​assembly. A second groove (1011) is provided in the upper part of the bottom cylinder (101). A second airbag (114) is installed in the second groove (1011). The second airbag (114) is supplied with air by a second air pump (115) installed on the outer wall of the bottom cylinder (101) through a hose. A third groove (1051) is provided at the bottom of the processing cylinder (105) to cooperate with the second airbag (114).

2. A wastewater discharge device for chemical environmental protection according to claim 1, characterized in that, The rotating assembly includes a worm gear (201), a worm (202), and a first motor (203). The worm gear (201) is fixedly connected to the rotating rod (104). The worm (202) is rotatably connected between two mounting plates (106) on the same side. The worm gear (201) meshes with the worm (202). The first motor (203) is mounted on one of the mounting plates (106), and the output shaft of the first motor (203) is connected to the worm (202).

3. A wastewater discharge device for chemical environmental protection according to claim 2, characterized in that, The processing assembly includes a mounting box (301), a second motor (302), a stirring rod (303), a baffle (304), and an electric push rod (305). The stirring rod (303) is rotatably connected inside the processing cylinder (105), and the rotation shaft of the stirring rod (303) passes through the processing cylinder (105). The second motor (302) is mounted on the outer wall of the processing cylinder (105), and the output shaft of the second motor (302) is fixedly connected to the stirring rod (303). The outer wall of the processing cylinder (105)... An installation box (301) is fixedly connected to the wall. A baffle (304) is slidably connected inside the installation box (301). The baffle (304) is L-shaped and extends through the installation box (301) into the processing cylinder (105). The baffle (304) abuts against the inner wall of the processing cylinder (105). An electric push rod (305) is installed on the outer wall of the processing cylinder (105). The telescopic rod of the electric push rod (305) is fixedly connected to the baffle (304).

4. A wastewater discharge device for chemical environmental protection according to claim 3, characterized in that, The connecting component includes a first elastic element (401), a magnetic element (402), and an electromagnet (403). The lower end of the sewage pipe (108) is fixedly connected to the electromagnet (403), and the upper end of the telescopic pipe (109) is fixedly connected to the magnetic element (402). When the electromagnet (403) is energized, it is magnetically connected to the magnetic element (402). The first elastic element (401) is provided between the upper and lower ends of the telescopic pipe (109).

5. A wastewater discharge device for chemical environmental protection according to claim 4, characterized in that, The connecting component further includes a first air pump (404) and a first airbag (405). The magnetic component (402) is provided with a fourth groove (4021). The first airbag (405) is installed in the fourth groove (4021). The first airbag (405) is supplied with air by the first air pump (404) installed on the processing cylinder (105) through a hose. The electromagnet (403) is provided with a fifth groove (4031) that cooperates with the first airbag (405).

6. A wastewater discharge device for chemical environmental protection according to claim 5, characterized in that, The snap-fit ​​assembly includes a pressing block (501), a clamping block (502), a second elastic element (503), and a mounting block (504). A sixth groove (1012) is provided circumferentially on the upper part of the bottom cylinder (101). The mounting block (504) is fixedly connected in the sixth groove (1012). The clamping block (502) is symmetrically rotatably connected to the mounting block (504). A second elastic element (503) is provided on the side of the two clamping blocks (502) that are far apart from each other. The pressing block (501) is fixedly connected to the bottom surface of the filter screen (112). A circular protrusion is provided on the lower part of the pressing block (501). An arc-shaped groove that cooperates with the circular protrusion is provided on the side of the clamping blocks (502) that are close to each other.

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