CN112973223B - Sewage treatment device - Google Patents
Sewage treatment device Download PDFInfo
- Publication number
- CN112973223B CN112973223B CN202110185787.3A CN202110185787A CN112973223B CN 112973223 B CN112973223 B CN 112973223B CN 202110185787 A CN202110185787 A CN 202110185787A CN 112973223 B CN112973223 B CN 112973223B
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- sewage treatment
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- fixedly connected
- treatment tank
- tank
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- 239000010865 sewage Substances 0.000 title claims abstract description 108
- 238000004140 cleaning Methods 0.000 claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 10
- 238000009434 installation Methods 0.000 claims description 14
- 238000007790 scraping Methods 0.000 claims description 14
- 239000007788 liquid Substances 0.000 abstract description 8
- 238000000926 separation method Methods 0.000 abstract description 8
- 239000012535 impurity Substances 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 20
- 239000010813 municipal solid waste Substances 0.000 description 18
- 238000001914 filtration Methods 0.000 description 10
- 210000000078 claw Anatomy 0.000 description 9
- 238000003756 stirring Methods 0.000 description 7
- 210000004209 hair Anatomy 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 239000002910 solid waste Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000003373 anti-fouling effect Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- -1 withered leaves Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
- B01D29/05—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements supported
- B01D29/07—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements supported with corrugated, folded or wound filtering sheets
- B01D29/071—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements supported with corrugated, folded or wound filtering sheets with curved filtering elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
- B01D29/64—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
- B01D29/6407—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element brushes
- B01D29/643—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element brushes with a combination of movements with respect to the filtering elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
- B01D29/64—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
- B01D29/6469—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element scrapers
- B01D29/6492—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element scrapers with a combination of movements with respect to the filtering elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/88—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices
- B01D29/92—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for discharging filtrate
Abstract
The invention discloses a sewage treatment device, which comprises a sewage treatment tank, wherein support frames are uniformly arranged at the bottom of the sewage treatment tank, one side of the sewage treatment tank is fixedly connected with a connecting block, one side of the connecting block, which is far away from the sewage treatment tank, is fixedly connected with a supporting rod, one side of the supporting rod is provided with a top plate at a position close to the sewage treatment tank, one side of the top plate, which is close to the sewage treatment tank, is provided with a rectangular groove, the bottom of the inner side of the sewage treatment tank is fixedly connected with a telescopic cylinder, one end of the telescopic cylinder, which is far away from the sewage treatment tank, is fixedly connected with a device frame, the inner wall of the sewage treatment tank is fixedly connected with a rubber pad, the bottom of the inner side of the device frame is fixedly connected with a filter frame, and a cleaning device is arranged in the filter frame. This sewage treatment plant has reached the solid-liquid separation purpose to sewage, has realized the function of cleaing away the floated impurity of surface of water.
Description
Technical Field
The invention relates to the technical field of sewage treatment, in particular to a sewage treatment device.
Background
Municipal sewage treatment system contains sewage collection system and sewage treatment system, and sewage collection system can collect sewage such as domestic sewage, environment sluicing to mix sewage and carry sewage to the sewage factory with the pending processing, contain a large amount of floating garbage such as withered leaves, plastic refuse in the environment sluicing sewage, before carrying out sewage treatment, need salvage the floating garbage of cleaing away in the sewage, twine sewage treatment device with the floating garbage of antifouling aquatic, destroy equipment.
For example, chinese patent CN110453663A proposes a floating object salvaging device for sewage treatment, which comprises a housing; the side fixed mounting of shell has the scraper bowl, and the scraper bowl communicates with the collection chamber that sets up the shell inboard through setting up logical groove on the shell lateral wall, the inboard of scraper bowl is rotated and is installed and drive the pivoted through drive assembly and stir the subassembly, stirs the subassembly and fixes the scraping plate cooperation work of leading to the groove lower extreme with the slope, stir the subassembly and include that the multiunit is the claw group of stirring that circumference discharged, stir the claw group and constitute by a plurality of evenly set up stir the claw, stir the claw and include movable claw and stationary dog, the movable claw passes through the rotating pin and is connected with the stationary dog rotation, and rotates spacingly through fixing the movable assembly on the rotating pin. The movable claw rotates relatively under the action of resistance, and after reaching the extreme position, the movable claw and the scraping plate generate a certain angle, the movable claw scrapes the plate relatively to rotate, and the garbage on the scraping plate can be pushed due to the existence of the angle.
The device single structure can't realize carrying out automatic solid-liquid separation to sewage, can't clear away the floated impurity of the surface of water, can't solve the problem that rubbish blockked up the elasticity net in filtering process, can not improve the device's practicality, can't improve the efficiency of clearance, wastes time and energy, and is too low at the in-process speed to sewage treatment, can't improve treatment effeciency.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a sewage treatment device, which solves the problem that the device cannot realize automatic solid-liquid separation of sewage, realizes the function of removing impurities floating on the water surface, effectively prevents garbage from blocking an elastic net in the filtering process, improves the practicability of the device, improves the cleaning efficiency, saves the time for cleaning the elastic net, effectively improves the working efficiency and the efficiency, and accelerates the sewage treatment process.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: a sewage treatment device comprises a sewage treatment tank, wherein a support frame is uniformly arranged at the bottom of the sewage treatment tank, a connecting block is fixedly connected to one side of the sewage treatment tank, a supporting rod is fixedly connected to one side of the connecting block, which is far away from the sewage treatment tank, a top plate is arranged at the position, which is close to the sewage treatment tank, of one side of the supporting rod, a rectangular groove is formed in one side, which is close to the sewage treatment tank, of the top plate, a telescopic cylinder is fixedly connected to the bottom of the inner side of the sewage treatment tank, a device frame is fixedly connected to one end, which is far away from the sewage treatment tank, of the telescopic cylinder, the aim of repeatedly filtering sewage in the device is fulfilled, the treatment efficiency of floating garbage in the sewage treatment process is improved, a rubber pad is fixedly connected to the inner wall of the sewage treatment tank, a filter frame is fixedly connected to the bottom of the inner side of the device frame, a cleaning device is arranged in the filter frame, one side fixedly connected with spliced pole of rectangular channel, the scraping device is installed to the one end that the rectangular channel was kept away from to the spliced pole.
Preferably, the inner wall intercommunication in sewage treatment pond has the drain pipe, the one end that the sewage treatment pond was kept away from to the drain pipe is rotated and is connected with the blowdown lid.
Preferably, a filter tank is arranged on one side of the filter frame, water outlet holes are symmetrically formed in the inner wall of the filter tank, and an elastic net is fixedly connected to the inner wall of the filter tank, so that the purpose of solid-liquid separation of sewage is achieved, and the function of removing impurities floating on the water surface is realized.
Preferably, cleaning device includes the elliptical frame, elliptical frame and filter-tank sliding connection, the elliptical frame is kept away from one side of filter-tank and is installed the elastic plate, one side fixedly connected with elasticity telescopic link of elastic plate, the first magnet piece of one end fixedly connected with of elastic plate is kept away from to the elasticity telescopic link, the brush hair is installed to one side symmetry that the elastic plate is close to the elasticity telescopic link, has realized cleaing away the purpose to the accumulational solid rubbish in elasticity net surface, has effectively prevented the problem that rubbish blockked up the elasticity net in filtering process, has improved the device's practicality.
Preferably, one side fixedly connected with spring that elasticity telescopic link was kept away from to the elastic plate, the one end and the elliptical frame fixed connection that the elastic plate was kept away from to the spring has improved the efficiency of clearance, has saved the time of manpower to the clearance of elasticity net.
Preferably, scraping device includes the arc frame, the mounting bracket is installed to one side that the arc frame is close to the sewage treatment pond, one side cover of mounting bracket is equipped with the second magnet piece, the scraper blade is installed to one side that the mounting bracket was kept away from to the second magnet piece.
Preferably, the catch bar is installed to one side of second magnet piece, the one end that the catch bar was kept away from the second magnet piece runs through the arc frame and is connected with the transfer line, the one end that the catch bar was kept away from to the transfer line is connected with the motor, has realized releasing the function in sewage treatment pond with the rubbish on elasticity net surface, has effectively promoted work efficiency high-efficient for the sewage treatment process.
(III) advantageous effects
The invention provides a sewage treatment device. The method has the following beneficial effects:
(one), this sewage treatment plant, through the installation of filtering the frame, utilize telescopic cylinder to drive the device frame and promote sewage for sewage gets into and carries out solid-liquid separation in filtering the frame, and the elasticity net pushes away solid waste to sewage treatment pond top, has reached the solid-liquid separation purpose to sewage, has realized the function of cleaing away the floated impurity of the surface of water.
(II), this sewage treatment plant, through cleaning device's installation, utilize the sliding force of elliptical frame in the filter-tank to drive the brush hair and clear up the elasticity net, realized the purpose of cleaing away the accumulational solid rubbish in elasticity net surface, effectively prevented the problem that rubbish blockked up elasticity net in filtering process, improved the device's practicality.
(III), this sewage treatment plant through the installation of spring for the brush hair increases wobbling range when cleaning the elasticity net, has improved the efficiency of clearance, has saved the time of manpower to the clearance of elasticity net.
(IV), this sewage treatment plant, through scraping device's setting, utilize the tight elasticity net of magnet piece inter attraction's power clamp, the motor drives second magnet piece and promotes the scraper blade, has realized releasing the function in sewage treatment pond with the rubbish on elasticity net surface, has effectively promoted work efficiency high-efficient for the sewage treatment process.
(V), this sewage treatment plant through device frame and telescopic cylinder installation, has realized carrying out filtration treatment's purpose repeatedly to the inside sewage of device, has improved the treatment effeciency to floating garbage among the sewage treatment process.
Drawings
FIG. 1 is a schematic structural view of the present invention as a whole;
FIG. 2 is a structural cross-sectional view of a frame of the apparatus of the present invention;
FIG. 3 is a schematic view of a filter frame according to the present invention;
FIG. 4 is a schematic structural view of the cleaning apparatus of the present invention;
fig. 5 is a schematic structural view of the scraping device of the present invention.
In the figure: 1 sewage treatment pond, 2 support frames, 3 connecting blocks, 4 bracing pieces, 5 roof, 6 rectangular channel, 7 telescopic cylinder, 8 device frames, 9 rubber pads, 10 filter frame, 11 cleaning device, 111 oval frame, 112 elastic plate, 113 elasticity telescopic link, 114 first magnet piece, 115 brush hairs, 116 springs, 12 spliced poles, 13 scraping device, 131 arc frame, 132 mounting bracket, 133 second magnet piece, 134 scraper blade, 135 catch bars, 136 transfer line, 137 motor, 14 drain pipe, 15 blowdown lid, 16 filter tank, 17 apopore, 18 elasticity net.
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.
Example one
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a sewage treatment device, including sewage treatment pond 1, support frame 2 is evenly installed to sewage treatment pond 1's bottom, one side fixedly connected with connecting block 3 of sewage treatment pond 1, one side fixedly connected with bracing piece 4 of sewage treatment pond 1 is kept away from to connecting block 3, roof 5 is installed to the position that one side of bracing piece 4 is close to sewage treatment pond 1, rectangular channel 6 has been seted up to one side that roof 5 is close to sewage treatment pond 1, the inboard bottom fixedly connected with telescopic cylinder 7 of sewage treatment pond 1, telescopic cylinder 7 keeps away from the one end fixedly connected with device frame 8 of sewage treatment pond 1, the inner wall fixedly connected with rubber pad 9 of sewage treatment pond 1, the inboard bottom fixedly connected with filter frame 10 of device frame 8, one side fixedly connected with spliced pole 12 of rectangular channel 6.
The inner wall of the sewage treatment tank 1 is communicated with a drain pipe 14, and one end of the drain pipe 14, which is far away from the sewage treatment tank 1, is rotatably connected with a sewage discharge cover 15.
One side of the filter frame 10 is provided with a filter tank 16, the inner wall of the filter tank 16 is symmetrically provided with water outlet holes 17, and the inner wall of the filter tank 16 is fixedly connected with an elastic net 18.
During the use, it promotes to device frame 8 top by the bottom to open telescopic cylinder 7 and drive device frame 8 with the sewage in sewage treatment pond 1, sewage inflow this moment filters inside frame 10, because the installation of elasticity net 18, water flows into filter tank 16 from downthehole infiltration, arrange to sewage treatment pond 1 by apopore 17 again, through the installation of filtering the frame, utilize telescopic cylinder to drive device frame and promote sewage, make sewage get into and carry out solid-liquid separation in the filter frame, the elasticity net pushes away solid waste to sewage treatment pond top, the solid-liquid separation purpose to sewage has been reached, the function of driving the showy impurity of the surface of water has been realized.
Example two
Referring to fig. 1-4, the present invention provides a technical solution: on the basis of the first embodiment, the cleaning device 11 is installed inside the filter frame 10, the cleaning device 11 includes an elliptical frame 111, the elliptical frame 111 is slidably connected to the filter tank 16, an elastic plate 112 is installed on a side of the elliptical frame 111 away from the filter tank 16, an elastic telescopic rod 113 is fixedly connected to one side of the elastic plate 112, a first magnet block 114 is fixedly connected to one end of the elastic telescopic rod 113 away from the elastic plate 112, and bristles 115 are symmetrically installed on a side of the elastic plate 112 close to the elastic telescopic rod 113.
A spring 116 is fixedly connected to one side of the elastic plate 112 away from the elastic telescopic rod 113, and one end of the spring 116 away from the elastic plate 112 is fixedly connected with the elliptical frame 111.
During the use, when filter frame 10 is promoted by telescopic cylinder 7, cleaning device 11 receives ascending thrust and slides in filter tank 16, and the brush hair 115 is pressed close to elasticity net 18 and is utilized gliding power to clear up it this moment, through cleaning device's installation, utilize the sliding force of elliptical frame in the filter tank to drive the brush hair and clear up the elasticity net, realized cleaing away the purpose of elasticity net surface accumulational solid rubbish, effectively prevented the problem that rubbish blockked up elasticity net in filtering process, improved the device's practicality.
When the oval frame 111 is pushed by the telescopic cylinder 7, the extrusion spring 116 enables the bristles 115 on one side of the elastic plate 112 to swing, and the bristles increase the swing amplitude when cleaning the elastic net through the installation of the spring, so that the cleaning efficiency is improved, and the time for cleaning the elastic net by manpower is saved.
EXAMPLE III
Referring to fig. 1-5, the present invention provides a technical solution: on the basis of the second embodiment, the scraping device 13 is installed at the end, far away from the rectangular groove 6, of the connecting column 12, the scraping device 13 includes an arc-shaped frame 131, an installation frame 132 is installed at one side, close to the sewage treatment tank 1, of the arc-shaped frame 131, a second magnet block 133 is sleeved at one side of the installation frame 132, and a scraper 134 is installed at one side, far away from the installation frame 132, of the second magnet block 133.
A push rod 135 is installed at one side of the second magnet 133, one end of the push rod 135, which is far away from the second magnet 133, penetrates through the arc-shaped frame 131 and is connected with a transmission rod 136, and one end of the transmission rod 136, which is far away from the push rod 135, is connected with a motor 137.
During the use, motor 137 is started to drive transmission rod 136 to promote catch bar 135, second magnet piece 133 drives scraper 134 to move along mounting bracket 132 this moment, when cleaning device 11 is pushed to the top of sewage treatment pond 1 and contacts with scraping device 13, second magnet piece 133 attracts first magnet piece 114 to slide, first magnet piece 114 extrudes elastic net 18 and presses close to second magnet piece 133 and along with second magnet piece 133 slides, scraper 134 will pile up the rubbish on elastic net 18 surface and release sewage treatment pond 1 at the slip in-process, through scraping device's setting, utilize the power of magnet piece inter attraction to press from both sides tight elastic net, the motor drives second magnet piece and promotes the scraper, the function of releasing the rubbish on elastic net surface in sewage treatment pond has been realized, the work efficiency is high-efficient effectively promoted, the sewage treatment process has been accelerated.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element described by the phrase "comprising a" does not exclude the presence of other identical elements in the process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (2)
1. The utility model provides a sewage treatment device, includes sewage treatment pond (1), its characterized in that: the device is characterized in that a support frame (2) is uniformly installed at the bottom of the sewage treatment tank (1), a connecting block (3) is fixedly connected to one side of the sewage treatment tank (1), a supporting rod (4) is fixedly connected to one side, far away from the sewage treatment tank (1), of the connecting block (3), a top plate (5) is installed at the position, close to the sewage treatment tank (1), of one side of the supporting rod (4), a rectangular groove (6) is formed in one side, close to the sewage treatment tank (1), of the top plate (5), a telescopic cylinder (7) is fixedly connected to the bottom of the inner side of the sewage treatment tank (1), a device frame (8) is fixedly connected to one end, far away from the sewage treatment tank (1), of the telescopic cylinder (7), a rubber pad (9) is fixedly connected to the inner wall of the sewage treatment tank (1), and a filter frame (10) is fixedly connected to the bottom of the inner side of the device frame (8), a cleaning device (11) is installed inside the filter frame (10), a connecting column (12) is fixedly connected to one side of the rectangular groove (6), and a scraping device (13) is installed at one end, far away from the rectangular groove (6), of the connecting column (12);
A filter tank (16) is formed in one side of the filter frame (10), water outlet holes (17) are symmetrically formed in the inner wall of the filter tank (16), and an elastic net (18) is fixedly connected to the inner wall of the filter tank (16);
the cleaning device (11) comprises an oval frame (111), the oval frame (111) is in sliding connection with a filter tank (16), an elastic plate (112) is installed on one side, away from the filter tank (16), of the oval frame (111), an elastic telescopic rod (113) is fixedly connected to one side of the elastic plate (112), a first magnet block (114) is fixedly connected to one end, away from the elastic plate (112), of the elastic telescopic rod (113), and bristles (115) are symmetrically installed on one side, close to the elastic telescopic rod (113), of the elastic plate (112);
one side, far away from the elastic telescopic rod (113), of the elastic plate (112) is fixedly connected with a spring (116), and one end, far away from the elastic plate (112), of the spring (116) is fixedly connected with the elliptical frame (111);
the scraping device (13) comprises an arc-shaped frame (131), an installation frame (132) is installed on one side, close to the sewage treatment tank (1), of the arc-shaped frame (131), a second magnet block (133) is sleeved on one side of the installation frame (132), and a scraper (134) is installed on one side, far away from the installation frame (132), of the second magnet block (133);
push rod (135) are installed to one side of second magnet piece (133), the one end that second magnet piece (133) were kept away from in push rod (135) runs through arc frame (131) and is connected with transfer line (136), the one end that push rod (135) were kept away from in transfer line (136) is connected with motor (137).
2. The sewage treatment apparatus according to claim 1, wherein: the inner wall intercommunication of sewage treatment pond (1) has drain pipe (14), the one end rotation that sewage treatment pond (1) was kept away from in drain pipe (14) is connected with blowdown lid (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110185787.3A CN112973223B (en) | 2021-02-11 | 2021-02-11 | Sewage treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110185787.3A CN112973223B (en) | 2021-02-11 | 2021-02-11 | Sewage treatment device |
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| Publication Number | Publication Date |
|---|---|
| CN112973223A CN112973223A (en) | 2021-06-18 |
| CN112973223B true CN112973223B (en) | 2022-07-29 |
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| CN202110185787.3A Active CN112973223B (en) | 2021-02-11 | 2021-02-11 | Sewage treatment device |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113577862A (en) * | 2021-07-22 | 2021-11-02 | 刘佳成 | Sewage treatment device |
| CN116947133B (en) * | 2023-09-20 | 2023-12-01 | 南通问鼎金属制品有限公司 | Domestic sewage drain pool cleaning treatment device |
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