CN107583315B - Circulating water tank with self-cleaning function - Google Patents

Circulating water tank with self-cleaning function Download PDF

Info

Publication number
CN107583315B
CN107583315B CN201711055311.8A CN201711055311A CN107583315B CN 107583315 B CN107583315 B CN 107583315B CN 201711055311 A CN201711055311 A CN 201711055311A CN 107583315 B CN107583315 B CN 107583315B
Authority
CN
China
Prior art keywords
sewage treatment
water
container
sewage
flushing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201711055311.8A
Other languages
Chinese (zh)
Other versions
CN107583315A (en
Inventor
李勇
代雪峰
王瑶
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chongqing Jiebang Electric Co ltd
Original Assignee
Chongqing Jiebang Electric Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Chongqing Jiebang Electric Co ltd filed Critical Chongqing Jiebang Electric Co ltd
Priority to CN201711055311.8A priority Critical patent/CN107583315B/en
Publication of CN107583315A publication Critical patent/CN107583315A/en
Application granted granted Critical
Publication of CN107583315B publication Critical patent/CN107583315B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Sewage (AREA)

Abstract

The invention discloses a circulating water tank with a self-cleaning function, which comprises a water return pipe, a water supply pipe and a sewage treatment system; the sewage treatment system comprises a plurality of sewage treatment units which are sequentially connected and are subjected to sedimentation separation, wherein each sewage treatment unit is provided with a barrel-shaped container which is subjected to sedimentation separation, and each container is provided with a water inlet, a sewage outlet and a water outlet; a plurality of sedimentation areas which are vertically distributed and are communicated in sequence are formed in the container; and a back flushing device is arranged in the container, and the back flushing device sprays pressurized water to clean sediment through a plurality of nozzles respectively positioned in each sedimentation separation area. The invention has the beneficial effects that the sewage treatment unit in the sewage treatment system of the circulating water tank improves the sedimentation and decontamination effects through slow flow and extended range; by arranging the back flushing nozzles in each sedimentation area, hydraulic cleaning can be conveniently realized through back flushing, thereby replacing the traditional manual cleaning, effectively reducing the labor intensity and improving the cleaning convenience.

Description

Circulating water tank with self-cleaning function
Technical Field
The invention relates to a circulating water tank, in particular to a circulating water tank with a self-cleaning function.
Background
In industrial production, workpieces or products are generally cleaned by a cleaning machine, the cleaning machine is provided with a circulating water tank for ensuring the water consumption of the cleaning machine, sewage after the products are cleaned enters the circulating water tank after being treated, or a sewage treatment system is designed as a part of the circulating water tank, the sewage directly enters the water tank for decontamination treatment, and clean water for cleaning is provided for the cleaning machine by the water tank. Because the water tank with the sewage treatment function has compact structure, small occupied area and land and fund saving, the water tank is widely and practically applied, particularly in the production process of light industrial products, such as products of the trade industry, the shoes industry and the like, oil stains are avoided, oil pollutants do not exist in the waste water, the corresponding waste water treatment process is relatively simple, and most of the waste water treatment process only needs to adopt the traditional gravity separation method, namely, the method for separating suspended matters from water in the waste water by utilizing the gravity action principle and removing suspended matters to purify the waste water. Therefore, such a circulation tank having a sewage treatment system is widely used in light industrial production. The gravity separation method comprises a sedimentation method and an upward floating method, wherein suspended matters have higher specific gravity than those of the wastewater, sediment is smaller than those of the wastewater, and the wastewater in the specific industry can be treated by one of the methods. In the existing sedimentation treatment device, a plurality of sedimentation tanks are generally distributed in sequence, and wastewater overflows to the next sedimentation tank for impurity precipitation after sedimentation in sequence, so that the purpose of gradual purification is achieved. However, such treatment devices are difficult to clean the sediment and have low mechanical degree, and are usually completed by a large amount of manual work. High labor intensity and low efficiency. For this reason, there is a need for improvements to the water tanks of existing sedimentation treatment devices.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a circulating water tank with a self-cleaning function, a sewage treatment system of the water tank is formed by sequentially connecting a plurality of sedimentation separated sewage treatment units, each sewage treatment unit is composed of a plurality of sedimentation areas which are vertically distributed, and each sedimentation area is internally provided with a back flushing nozzle, so that when sediment needs to be cleaned, power cleaning can be conveniently realized, the traditional manual cleaning is replaced, the labor intensity is effectively reduced, and the cleaning convenience is improved.
In order to achieve the above purpose, the present invention adopts the following technical scheme.
A circulating water tank with a self-cleaning function comprises a water return pipe, a water supply pipe and a sewage treatment system; the sewage treatment system comprises a sedimentation separation sewage treatment unit, wherein the sewage treatment unit is provided with a sedimentation separation barrel-shaped container, and the container is provided with a water inlet, a sewage outlet and a water outlet; a plurality of sedimentation areas which are vertically distributed and are communicated in sequence are formed in the container; the sewage treatment unit is also provided with a back flushing device which is used for cleaning sediment by spraying through a plurality of flushing nozzles respectively positioned in each sedimentation separation zone.
According to the invention, the water tank is formed by a water return pipe, a water supply pipe and a sewage treatment system, the sewage treatment system of the water tank is formed by sequentially connecting a plurality of sewage treatment units which are separated by sedimentation, the treatment units are of barrel-shaped container structures, a plurality of vertically distributed sedimentation areas are formed, adjacent sedimentation areas are sequentially communicated, and sewage flows from the lower sedimentation area to the upper sedimentation area in an overflow and immersion manner, so that the purpose of gradual sedimentation is achieved; after the treatment unit works for a period of time, a certain amount of dirt is settled and accumulated in each settling zone, the dirt is hydraulically cleaned through the nozzle, and the dirt and water are mixed into high-concentration turbid sewage to be discharged after the sewage outlet is opened, so that the hydraulic self-cleaning purpose of the treatment unit is realized. Replace traditional manual cleaning, effectively reduce intensity of labour, improve clean convenience and subside scrubbing effect.
Preferably, the back flushing device comprises a flushing water supply pipe, the flushing water supply pipe is connected with a flushing pipe in the container, the flushing pipe is arranged along the central axis of the container, and the flushing nozzle is arranged on the flushing pipe; and a normally closed electromagnetic valve is arranged on the main pipe of the flushing water supply pipe. When the processing unit is cleaned, the electromagnetic valve controls the flushing water inlet pipeline, so that the control is convenient and reliable; in addition, the flushing pipe is arranged along the central axis of the container, the structure is simple, and good backwashing effect can be obtained after the angle and the position of the nozzle are reasonably arranged.
Preferably, the sewage treatment unit is provided with a plurality of sewage treatment units which are connected in sequence; the container is in a barrel-shaped structure; the inside of the container is divided into a plurality of sedimentation separation areas by a plurality of partition boards which are distributed up and down, and the adjacent sedimentation separation areas are communicated through water distribution holes arranged on the partition boards; a water inlet of a sewage treatment unit positioned at the front end of the sewage treatment system is communicated with a water return pipe; the water inlet and the sewage outlet are arranged at the lower part of the container, the water inlet of the sewage treatment unit at the next stage in the adjacent sewage treatment units is communicated with the water outlet of the sewage treatment unit at the previous stage, and the water outlet of the sewage treatment unit at the previous stage is arranged at the top of the corresponding container; the sewage treatment unit positioned at the tail end of the sewage treatment system pumps water outwards through the self-sucking pump; the sewage outlets of the sewage treatment units are connected with a sewage main pipe through controllable one-way valves, and the sewage main pipe is connected with a sewage pump. A multistage sedimentation separation treatment system is formed through a plurality of treatment units, so that sedimentation treatment effect is improved; meanwhile, the cylindrical container can ensure that the wall of the cylindrical container has no dead angle, a spiral flushing mode is easy to form, the dirt residue is reduced, and the self-cleaning effect is improved. The container is divided into a plurality of sedimentation areas which are vertically distributed through a plurality of partition boards, the adjacent sedimentation areas are communicated through water distribution holes on the partition boards, and sewage flows from the lower sedimentation area to the upper sedimentation area in an overflow and diffusion mode, so that the purpose of gradual sedimentation is achieved. Preferably, a sewage treatment unit located at the end of the sewage treatment system in the sewage treatment unit is connected to a vacuum pump, and the vacuum pump is used for forming backwater negative pressure. The water return power is formed through negative pressure, so that impact on sediment is not easy to form with water return in a water pump water pumping mode, and the sedimentation separation effect is improved.
Further preferably, water distribution holes on adjacent partition boards in the plurality of partition boards are distributed in a staggered manner that edges and middle parts of the water distribution holes are staggered with each other in the radial direction; the flushing position of the flushing nozzle during back flushing is positioned on the upper plane of the corresponding partition plate and is far away from the water distribution holes on the partition plate. The edge and the middle part are alternately provided with water distribution holes, so that the sewage flow direction forms an S-shaped retraced path on a single side in the radial direction, the flow speed is reduced, the flow path is prolonged, and the sedimentation purification effect is improved. And the flushing position of the back flushing is far away from the water distribution hole, so that the flow direction of the dirty muddy water generated by the back flushing is opposite to the flow direction of the sewage in the sedimentation and decontamination process, and the back flushing effect is ensured.
Preferably, the container is formed by sequentially overlapping a cylinder bottom, a plurality of cylinder rings and a cylinder cover to form a multi-section combined structure. The combined structure which is overlapped up and down in sequence is convenient for disassembly and assembly, is particularly convenient for disassembly and maintenance of cleaning components, and thoroughly cleans the interior of the container periodically or irregularly.
Further preferably, the partition plate is composed of a fixed partition plate and a movable partition plate, the fixed partition plate is integrally formed in the middle of the barrel ring, and the movable partition plate is detachably clamped at the joint part between the combination sections. To form a more refined detachable structure, such as a barrel and a movable partition can be combined to form a barrel component; when the processing units are assembled in a transfer mode, parts are assembled in a head-separated mode, and then a plurality of parts are assembled into a unit assembly; when the assembly and disassembly device is disassembled, the assembly and disassembly device is disassembled into parts, and then the parts are disassembled, so that the assembly and disassembly efficiency of production and maintenance is improved.
The invention has the beneficial effects that the sewage treatment unit in the sewage treatment system of the circulating water tank forms the sewage treatment by a sedimentation method through the barrel-shaped structure container, and consists of a plurality of sedimentation areas which are vertically distributed, and each sedimentation area is internally provided with a back flushing nozzle, so that the hydraulic cleaning can be conveniently realized through back flushing, thereby replacing the traditional manual cleaning, effectively reducing the labor intensity and improving the cleaning convenience.
Drawings
Fig. 1 is a schematic structural view of the present invention.
FIG. 2 is a schematic diagram of a sewage treatment unit according to the present invention.
Detailed Description
The invention will be further described with reference to the accompanying drawings, which are not intended to limit the invention to the embodiments described.
Referring to fig. 1 and 2, a circulation tank with self-cleaning function includes a return pipe 14, a water supply pipe 15, and a sewage treatment system; the sewage treatment system comprises a plurality of sedimentation separated sewage treatment units which are sequentially connected, wherein each sewage treatment unit is provided with a sedimentation separated barrel-shaped container, and the container is provided with a water inlet 1, a sewage outlet 2 and a water outlet 3; a plurality of sedimentation areas which are vertically distributed and are communicated in sequence are formed in the container; the sewage treatment unit is also provided with a back flushing device which is used for cleaning sediment by spraying through a plurality of flushing nozzles 5 respectively positioned in each sedimentation separation zone.
The back flushing device comprises a flushing water supply pipe 16, the flushing water supply pipe 16 is connected with a flushing pipe 17 in the container, the flushing pipe 17 is arranged along the central axis of the container, the lower end of the flushing pipe 17 is in a closed structure and is supported by a bottom end support 7a, and the flushing nozzle 5 is arranged on the flushing pipe 17; a normally closed electromagnetic valve 18 is arranged on the main pipe of the flushing water supply pipe 16, and a liquid level sensor 19 is arranged in the container of the sewage treatment unit at the tail end of the treatment system so as to ensure that the container of the treatment unit at the tail end of the system is always at a safe water level. The sewage treatment unit positioned at the tail end of the sewage treatment system in the sewage treatment unit is connected with a vacuum pump 21, and the vacuum pump 21 is used for forming backwater negative pressure. Wherein the container is in a barrel-shaped structure; the inside of the container is divided into a plurality of sedimentation separation areas by a plurality of partition boards which are distributed up and down, and the adjacent sedimentation separation areas are communicated through water distribution holes 4a arranged on the partition boards; the water inlet 1 of the sewage treatment unit positioned at the front end of the sewage treatment system is communicated with the water return pipe 14; the water inlet 1 and the sewage outlet 2 are arranged at the lower part of the container, the water inlet 1 of the sewage treatment unit at the next stage in the adjacent sewage treatment units is communicated with the water outlet 3 of the sewage treatment unit at the previous stage, and the water outlet 3 of the sewage treatment unit at the previous stage is arranged at the top of the corresponding container; the sewage treatment unit at the tail end of the sewage treatment system is not provided with a water outlet, clean water is pumped outwards by the unit through the self-priming pump 20, and a water suction pipe of the self-priming pump 20 stretches into the lower part of the liquid level sensor 19 to suck water; the sewage outlet 2 of each sewage treatment unit is connected with a sewage main pipe 11 through a controllable one-way valve 10, the sewage main pipe 11 is connected with a sewage pump 12, and the one-way buoyancy valve 10 is used for sewage drainage to prevent turbid sewage from recharging.
Wherein, the container is formed by sequentially overlapping a barrel bottom 7, a plurality of barrel rings 8 and a barrel cover 9 to form a multi-section combined structure, and the joint surfaces of all sections are sealed by O-shaped sealing rings 13; the water inlet 1 and the sewage outlet 2 are respectively arranged at the middle parts of the barrel bottom 7 and the barrel bottom 7; the water outlet 3 is arranged on the cylinder cover 9. The partition plate is arranged through a cylinder ring 8; the baffle plate is composed of a fixed baffle plate 8a and a movable baffle plate 4, wherein the fixed baffle plate 8a is integrally formed in the middle of the cylinder ring 8, the movable baffle plate 4 is detachably clamped at one end of the cylinder ring 8, and a rotation stopping structure for preventing the movable baffle plate from rotating is formed between the movable baffle plate 4 and the cylinder wall of the cylinder ring 8; the water distribution holes 4a on the adjacent partition plates in the plurality of partition plates are distributed in a staggered manner that the edges and the middle parts of the water distribution holes are staggered in the radial direction; specifically, the water distribution holes 4a on the fixed partition plate 8a are close to the wall of the barrel ring 8, the water distribution holes 4a on the movable partition plate 4 are close to the middle part of the movable partition plate 4, and the water distribution holes 4a are distributed in a plurality of circumferential directions. When the sewage treatment system in the circulating water tank is used for sewage treatment, sewage to be treated enters a container of a first-stage treatment unit from a water inlet 1 of the first-stage treatment unit positioned at the left side through a water return pipe 14, the sewage in the treatment unit sequentially fills the container in an S-shaped turn-back soaking and diffusing mode from the center to the container wall and from the container wall to the center through a water distribution hole 4a on a partition plate, in the process, the flow rate of the sewage is slowed down, the flow path is prolonged, dirt is precipitated in a corresponding sedimentation area under the influence of gravity, and the water level gradually rises until reaching a water outlet 3; the sewage of the pre-stage unit enters the next stage treatment unit through the corresponding water outlet 3 and the serial pipeline for sedimentation and purification again in the same way; the final stage treatment unit supplies water to the cleaning machine through the self-priming pump 20, and the water is clean water treated by the system, so that the purpose of increasing the range and delaying the flow of sewage sedimentation treatment is realized.
When the treatment unit of the sewage treatment system in the circulating water tank is cleaned, the sewage water inlet main valve and the sewage water outlet main valve are closed, the normally closed electromagnetic valve 18 is opened, the treatment unit is backwashed and cleaned, the sewage pump 12 is opened after the precipitated sewage and the residual sewage in the container are fully mixed, the one-way buoyancy valve 10 is automatically opened, and the turbid sewage is discharged by the sewage pump 12, so that the purpose of hydraulic self-cleaning is realized; when necessary, the clean water is poured into the container through the flushing pipe 17 and the flushing nozzle 5, so as to achieve the purpose of water supplementing.
The foregoing describes in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be made in accordance with the concepts of the invention by one of ordinary skill in the art without undue burden. Therefore, all technical solutions which can be obtained by logic analysis, reasoning or limited experiments based on the prior art by the person skilled in the art according to the inventive concept shall be within the scope of protection defined by the claims.

Claims (3)

1. The circulating water tank with the self-cleaning function comprises a water return pipe (14), a water supply pipe (15) and a sewage treatment system; the sewage treatment system is characterized by comprising a sewage treatment unit for sedimentation separation, wherein the sewage treatment unit is provided with a barrel-shaped container for sedimentation separation, and the container is provided with a water inlet (1), a sewage outlet (2) and a water outlet (3); a plurality of sedimentation areas which are vertically distributed and are communicated in sequence are formed in the container; the sewage treatment unit is also provided with a back flushing device which is used for cleaning sediment by spraying through a plurality of flushing nozzles (5) respectively positioned in each sedimentation separation area; the sewage treatment system is provided with a plurality of sewage treatment units which are sequentially connected; the container is in a barrel-shaped structure; the inside of the container is divided into a plurality of sedimentation separation areas by a plurality of partition boards which are distributed up and down, and the adjacent sedimentation separation areas are communicated through water distribution holes (4 a) arranged on the partition boards; a water inlet (1) of a sewage treatment unit positioned at the front end of the sewage treatment system is communicated with a water return pipe (14); the container is formed by sequentially overlapping a cylinder bottom (7), a plurality of cylinder rings (8) and a cylinder cover (9) to form a multi-section combined structure; the partition board consists of a fixed partition board (8 a) and a movable partition board (4), wherein the fixed partition board (8 a) is integrally formed in the middle of the cylinder ring (8), and the movable partition board (4) is detachably clamped at the joint part between the combination sections; the back flushing device comprises a flushing water supply pipe (16), the flushing water supply pipe (16) is connected with a flushing pipe (17) in the container, the flushing pipe (17) is arranged along the central axis of the container, and the flushing nozzle (5) is arranged on the flushing pipe (17); a main pipe of the flushing water supply pipe (16) is provided with a normally closed electromagnetic valve (18); the flushing position of the flushing nozzle (5) during back flushing is positioned on the upper plane of the corresponding partition plate and is far away from the water distribution holes (4 a) on the partition plate.
2. The circulating water tank with the self-cleaning function according to claim 1, wherein the water inlet (1) and the sewage outlet (2) are arranged at the lower part of the container, the water inlet (1) of the sewage treatment unit at the subsequent stage in the adjacent sewage treatment units is communicated with the water outlet (3) of the sewage treatment unit at the previous stage, and the water outlet (3) of the sewage treatment unit at the previous stage is arranged at the top of the corresponding container; the sewage treatment unit at the tail end of the sewage treatment system pumps water outwards through the self-priming pump (20); the sewage outlet (2) of each sewage treatment unit is connected with a sewage main pipe (11) through a controllable one-way valve (10), and the sewage main pipe (11) is connected with a sewage pump (12).
3. The circulating water tank with the self-cleaning function according to claim 2, wherein water distribution holes (4 a) on adjacent partition boards in the plurality of partition boards are distributed in a staggered manner in a radial direction in which edges and middle parts are staggered.
CN201711055311.8A 2017-10-31 2017-10-31 Circulating water tank with self-cleaning function Active CN107583315B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711055311.8A CN107583315B (en) 2017-10-31 2017-10-31 Circulating water tank with self-cleaning function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711055311.8A CN107583315B (en) 2017-10-31 2017-10-31 Circulating water tank with self-cleaning function

Publications (2)

Publication Number Publication Date
CN107583315A CN107583315A (en) 2018-01-16
CN107583315B true CN107583315B (en) 2023-08-22

Family

ID=61045186

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201711055311.8A Active CN107583315B (en) 2017-10-31 2017-10-31 Circulating water tank with self-cleaning function

Country Status (1)

Country Link
CN (1) CN107583315B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112518514A (en) * 2020-10-28 2021-03-19 无锡佳健医疗器械股份有限公司 Water grinding processing equipment and process for acupuncture needle tip
CN115991526A (en) * 2023-02-17 2023-04-21 四川泸天化创新研究院有限公司 A settling device and wastewater treatment method for continuously treating wastewater

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013022503A (en) * 2011-07-20 2013-02-04 Nishihara Environment Co Ltd Polluted water treatment system and polluted water treatment method
CN204563771U (en) * 2015-03-30 2015-08-19 浙江海洋学院 Tandem sewage sedimentation tank
CN105174557A (en) * 2015-10-19 2015-12-23 无锡市明洲机械环保设备厂 Constant-pressure jet-type water purifier
CN205461378U (en) * 2016-03-24 2016-08-17 吴昊勋 Pyatyi sewage filtering cycle backpurge system
CN106890486A (en) * 2015-12-19 2017-06-27 朱新 A kind of quick precipitate and separate processor of liquid
CN207708584U (en) * 2017-10-31 2018-08-10 重庆洁邦电器有限公司 Cyclic water tank with self-cleaning function

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9751782B2 (en) * 2013-03-14 2017-09-05 Dubois Chemicals, Inc. Wastewater treatment system and method

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013022503A (en) * 2011-07-20 2013-02-04 Nishihara Environment Co Ltd Polluted water treatment system and polluted water treatment method
CN204563771U (en) * 2015-03-30 2015-08-19 浙江海洋学院 Tandem sewage sedimentation tank
CN105174557A (en) * 2015-10-19 2015-12-23 无锡市明洲机械环保设备厂 Constant-pressure jet-type water purifier
CN106890486A (en) * 2015-12-19 2017-06-27 朱新 A kind of quick precipitate and separate processor of liquid
CN205461378U (en) * 2016-03-24 2016-08-17 吴昊勋 Pyatyi sewage filtering cycle backpurge system
CN207708584U (en) * 2017-10-31 2018-08-10 重庆洁邦电器有限公司 Cyclic water tank with self-cleaning function

Also Published As

Publication number Publication date
CN107583315A (en) 2018-01-16

Similar Documents

Publication Publication Date Title
CN207347267U (en) A kind of water treatment system of multi-composite type
CN104190114A (en) Vertical flow type pipe chute sedimentation tank
CN103833164B (en) Sewage precipitative filter tank
CN102452695A (en) Radial-flow micro-nano air flotation device
CN207581393U (en) Multistage water tank with anti-channeling water-bound
CN107671096A (en) A kind of cleaning machine for including self-cleaning cycle water tank
CN104445838B (en) A kind of small-town sewage treatment system
CN207511855U (en) Cleaning machine self-cleaning cycle water tank
CN102923842B (en) Aerated biological filtration tank
CN207708584U (en) Cyclic water tank with self-cleaning function
CN113731019A (en) Industrial environment-friendly equipment convenient for cleaning biological pollutants and use method thereof
CN221332895U (en) Efficient integrated segmented precipitation tank
CN107398117A (en) Integrated solid liquid separator
CN207575865U (en) Sewage treatment unit with unhurried current structure
CN207575866U (en) self-cleaning cycle water tank
CN215249988U (en) Sewage treatment device for wine industry production and assembled in modularization mode
CN210764703U (en) Industrial wastewater treatment sedimentation tank
CN207681145U (en) Include the cleaning machine of self-cleaning cycle water tank
CN211035497U (en) Sedimentation device for sewage treatment
CN210457839U (en) Municipal sewage equalizing basin
CN204644011U (en) A kind of air-dissolving air-float waste disposal plant possessing self-cleaning function
CN107583315A (en) A kind of cyclic water tank with self-cleaning function
CN205821056U (en) A kind of thermal power plant industrial wastewater treatment system
CN116750897A (en) Circulating water treatment device for car washer
CN207307277U (en) A kind of inclined tube detention tank with cleaning device

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant