CN106348477A - Multi-stage sewage water quality purification treatment equipment - Google Patents
Multi-stage sewage water quality purification treatment equipment Download PDFInfo
- Publication number
- CN106348477A CN106348477A CN201610856458.6A CN201610856458A CN106348477A CN 106348477 A CN106348477 A CN 106348477A CN 201610856458 A CN201610856458 A CN 201610856458A CN 106348477 A CN106348477 A CN 106348477A
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- Prior art keywords
- solid
- box
- liquid separation
- sewage
- pipeline
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- 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.)
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- 239000010865 sewage Substances 0.000 title claims abstract description 57
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 38
- 238000000746 purification Methods 0.000 title claims abstract description 29
- 239000007788 liquid Substances 0.000 claims abstract description 42
- 238000000926 separation method Methods 0.000 claims abstract description 33
- 239000007787 solid Substances 0.000 claims abstract description 22
- 238000001914 filtration Methods 0.000 claims abstract description 18
- 239000004519 grease Substances 0.000 claims abstract description 11
- 239000006004 Quartz sand Substances 0.000 claims abstract description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 10
- 238000007664 blowing Methods 0.000 claims abstract description 10
- 239000000463 material Substances 0.000 claims abstract description 10
- 238000005192 partition Methods 0.000 claims abstract description 10
- RHZUVFJBSILHOK-UHFFFAOYSA-N anthracen-1-ylmethanolate Chemical compound C1=CC=C2C=C3C(C[O-])=CC=CC3=CC2=C1 RHZUVFJBSILHOK-UHFFFAOYSA-N 0.000 claims abstract description 9
- 239000003830 anthracite Substances 0.000 claims abstract description 9
- 239000002245 particle Substances 0.000 claims description 19
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 15
- 229910001256 stainless steel alloy Inorganic materials 0.000 claims description 4
- 239000000725 suspension Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 4
- 239000008187 granular material Substances 0.000 abstract description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical class C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 abstract 1
- 239000003673 groundwater Substances 0.000 description 4
- 238000003911 water pollution Methods 0.000 description 4
- 238000005265 energy consumption Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 239000013618 particulate matter Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000004332 deodorization Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011859 microparticle Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/24—Treatment of water, waste water, or sewage by flotation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/40—Devices for separating or removing fatty or oily substances or similar floating material
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F2001/007—Processes including a sedimentation step
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Water Treatment By Sorption (AREA)
Abstract
The invention relates to multi-stage sewage water quality purification treatment equipment, which comprises a solid-liquid separation tank, a rough filtration tank and a fine filtration tank which are sequentially communicated with each other, wherein an air blowing device is arranged at the bottom end in the solid-liquid separation tank, a water inlet pipe is arranged at the upper end of the air blowing device, the solid-liquid separation tank is further provided with an oil grease outlet and a suspended solid salvage net, and the suspended solid salvage net is connected with an external motor through a rotation shaft; a quartz sand filter material layer is arranged in the rough filtration tank, and the rough filtration tank is communicated with the middle of the solid-liquid separation tank through a first pipeline; a water outlet is formed in the upper end of the fine filtration tank, three partition plates with through holes are arranged at the middle section in the fine filtration tank, gaps between the three partition plates are filled with activated carbon granules and anthracite granules, the bottom surface of the fine filtration tank is arranged to be a conical inclined bottom surface, a settlement plate is further arranged at the upper end of the conical inclined bottom surface, and the fine filtration tank is communicated with the upper portion of the rough filtration tank through a second pipeline; the first pipeline and the second pipeline are both provided with water suction pumps. The multi-stage sewage water quality purification treatment equipment can achieve a higher sewage purification treatment effect and is suitable for small-batch or low-requirement sewage treatment.
Description
Technical Field
The invention relates to sewage treatment equipment, belongs to the field of water treatment and environmental protection, and particularly relates to sewage quality multistage purification treatment equipment.
Background
Sewage treatment (sewage treatment, water treatment): the sewage is purified to reach the water quality requirement of draining a certain water body or reusing the water body. Sewage treatment is widely applied to various fields such as buildings, agriculture, traffic, energy, petrifaction, environmental protection, urban landscape, medical treatment, catering and the like, and is increasingly used in daily life of common people.
The topics about water pollution are continuously raised, particularly the problem of underground water pollution, farmers or enterprises in Hangzhou and Wenzhou Zhejiang pay for the environmental protection captivity to go to the river and swim, so that attention to the serious degree of water pollution is brought to people.
The pollution of surface water is obvious, and the pollution of underground water is eye surprise. In 13 hundred million people in China, 70% of groundwater is drunk, and in more than 660 cities, more than 400 cities use groundwater as drinking water sources. But statistically 90% of municipal groundwater throughout the country has become contaminated, and another group of data also indicates that groundwater is facing a serious challenge. In 2011, 857 monitoring wells in the district are evaluated to have water quality of 2% of monitoring wells of type I and type II in 9 provinces such as Beijing, Shanghai and the like, while the monitoring wells of type IV and type V are up to 76.8%, and in nine provinces, the best water quality belongs to Hainan province and the type II is taken as the main reason; shanghai and Beijing are mostly III types; black Longjiang and Jiangsu are highest in proportion to IV-class water, but Jilin, Liaoning, Guangdong and Ningxia provinces generally only reach the level of V-class water. The water pollution condition is continuously intensified, so that the sewage treatment and regeneration industry is concerned unprecedentedly, the gross profit rate of each region is kept about 70% in recent two years, even some regions exceed 100%, and the industry development potential is very large.
Most of the existing purification equipment is applied to large-scale sewage treatment, the consumption and the energy consumption are high, the structure is complex, and the purification equipment is not applicable to small-batch or low-purification-requirement sewage treatment, so that a small-batch or low-requirement sewage purification device with low energy consumption and low purification requirement is required to be designed for small-batch or low-requirement water purification areas of factories, small villages and small towns and the like.
Disclosure of Invention
Based on the technical problems, the invention provides a sewage quality multi-stage purification treatment device, thereby solving the technical problems of high cost and high purification requirement of the conventional sewage purification treatment device.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
a sewage quality multi-stage purification treatment device comprises a solid-liquid separation box, a coarse filter box and a fine filter box which are communicated in sequence;
wherein,
the bottom end in the solid-liquid separation box is provided with an air blowing device, the upper end of the air blowing device is provided with a water inlet pipe, the upper end of the solid-liquid separation box is also provided with a grease outlet and a suspended matter salvage net, the suspended matter salvage net is positioned on the inner side wall of the solid-liquid separation box and is connected with an external motor through a rotating shaft, and the external motor can drive the suspended matter salvage net to rotate circumferentially and rotate and then be discharged out of the solid;
a quartz sand filter material layer is arranged inside the coarse filter box, and the lower end of the coarse filter box is positioned at the lower end of the quartz sand filter material layer and is communicated with the inside of the solid-liquid separation box through a first pipeline;
the upper end of the fine filter box is provided with a water outlet, the middle section in the fine filter box is provided with three partition plates with through holes, activated carbon particles and anthracite particles are sequentially filled among the three partition plates from bottom to top, the bottom surface of the fine filter box is provided with a conical inclined bottom surface, the upper end of the conical inclined bottom surface is also provided with a plurality of settling plates parallel to the conical inclined bottom surface, and the lower end of the fine filter box, which is positioned at the settling plate, is communicated with the upper part of the coarse filter box through a second pipeline;
the first pipeline and the second pipeline are both provided with water suction pumps.
Preferably, the suspension fishing net is a stainless steel alloy net.
Preferably, this multistage purification unit of sewage quality is still including salvage collecting box, and salvage collecting box is located the outside that solid-liquid separation case set up the lateral wall of suspended solid salvage net, salvage collecting box is including upper and lower separable solid collecting box and the liquid collecting box that sets up, solid collecting box bottom is provided with the hole that leaks.
Preferably, the liquid collecting tank is further provided with a water outlet and rollers.
Preferably, the bottom of the solid-liquid separation box, the bottom of the rough filtering box and the bottom of the fine filtering box are provided with sewage outlets.
In summary, the invention adopts the above technical scheme, and has the following beneficial effects: the invention has simple structure and low cost, can play a role in higher sewage purification treatment effect, and is suitable for small-batch or low-requirement sewage treatment operation.
Drawings
FIG. 1 is a schematic structural view of the present invention;
the reference numerals in the drawings denote: 1. a water outlet; 2. a partition plate; 3. anthracite coal particles; 4. activated carbon particles; 5. a settlement plate; 6. a fine filter box; 7. a second conduit; 8. a sewage draining outlet; 9. a coarse filter box; 10. a quartz sand filter material layer; 11. a first conduit; 12. a water pump; 13. an air blowing device; 14. a water inlet pipe; 15. a grease outlet; 16. a solid-liquid separation tank; 17. an external motor; 18. a suspended matter salvage net; 19. a solid matter collecting box; 20. a water leakage hole; 21. a liquid collection tank; 22. a water outlet; 23. and a roller.
Detailed Description
The invention will be further described with reference to the accompanying drawings. Embodiments of the present invention include, but are not limited to, the following examples.
Example 1
As shown in fig. 1, a multi-stage purification treatment device for sewage quality comprises a solid-liquid separation box 16, a coarse filter box 9 and a fine filter box 6 which are communicated in sequence;
wherein,
an air blowing device 13 is arranged at the bottom end inside the solid-liquid separation box 16, a water inlet pipe 14 is arranged at the upper end of the air blowing device 13, a grease outlet 15 and a suspended matter salvage net 18 are further arranged at the upper end of the solid-liquid separation box 16, the suspended matter salvage net 18 is positioned on the inner side wall of the solid-liquid separation box 16 and is connected with an external motor 17 through a rotating shaft, and the external motor 17 can drive the suspended matter salvage net 18 to rotate circumferentially and rotate out of the solid-liquid separation box 16;
a quartz sand filter material layer 10 is arranged inside the coarse filter box 9, and the lower end of the coarse filter box 9, which is positioned at the quartz sand filter material layer 10, is communicated with the middle part of the solid-liquid separation box 17 through a first pipeline 11;
the upper end of a fine filter box 6 is provided with a water outlet 1, the middle section in the fine filter box 6 is provided with three partition plates 2 with through holes, activated carbon particles 4 and anthracite particles 3 are sequentially filled among the three partition plates 2 from bottom to top, the bottom surface of the fine filter box 6 is provided with a conical inclined bottom surface, the upper end of the conical inclined bottom surface is also provided with a plurality of settling plates 5 parallel to the conical inclined bottom surface, and the lower end of the fine filter box 6, which is positioned at the settling plates 5, is communicated with the upper part of a rough filter box 9 through a second pipeline 7;
the first pipeline 11 and the second pipeline 7 are both provided with a water suction pump 12.
The working principle of the embodiment is as follows: sewage firstly enters a solid-liquid separation box 16 through a water inlet pipe 14, is precipitated through the solid-liquid separation box 16 and is fixedly precipitated in the sewage, suspended matters and grease float on the upper end surface of the sewage in a layered mode, the grease is discharged through a grease outlet 15, meanwhile, a suspended matter fishing net 18 is used for fishing out the suspended matters, then, after partial particles and suspended matters are treated by the precipitated sewage, the sewage enters a rough filtration box 9 through a first pipeline 11, the sewage filters most large and medium particles through a quartz sand filter material layer 10, then, the rough-filtered sewage enters a fine filtration box 6 through a second pipeline 7, the sewage sequentially passes through activated carbon particles 4 and anthracite particles 3 through a partition plate 2, the small and micro particles of the sewage particles are filtered through the activated carbon particles 4 and the anthracite particles 3, so that the sewage after fine filtration is obtained, and the sewage after the fine filtration is discharged through a water outlet 1, the sewage purification treatment is completed, and the sterilization and deodorization treatment can be performed subsequently according to the requirement.
This embodiment simple structure can handle sewage step by step, and purifying effect is good, and the cost is lower, and is the physics purification basically, and the energy consumption is few, and is very practical to some small batches, the lower sewage purification treatment of purification requirement.
Grease export 15 and suspended solid salvage net 18 of this embodiment can be with grease and suspended solid layering discharge in the sewage, the categorised collection of the grease of being convenient for or suspended solid, processing or reutilization, also convenient material's when purifying sewage recovery is recycled, simultaneously quartz sand precoat 10, activated carbon particle 4 and anthracite particle 3 can the layering with big in the sewage, in, little and miniature particle filtration, thereby reach the suspended solid granule index in guaranteeing the sewage, and it is good to set up the filter effect through the above, and difficult jam, can use for a long time and need not to change or wash.
The 6 bottom surfaces of essence filter box of this embodiment set up the oblique bottom surface of toper, and the oblique bottom surface upper end of toper still sets up a plurality ofly and the oblique parallel settling plate 5 in bottom surface of toper to can reduce the come-up of particulate matter through settling plate 5, reduce the particulate matter filter capacity of active carbon granule 4 and anthracite granule 3, the oblique bottom surface of toper is convenient for the deposit and the discharge of particulate matter in addition.
The air blowing device of the embodiment is composed of an air pump, a connecting pipeline and a bubble distributing device. Thus, bubbles are formed at the bottom of the solid-liquid separation tank 16, and the bubbles adhere to the surface of the fat to float the fat, and flow out from the fat outlet 15.
Example 2
This embodiment is optimized based on the technical solution of embodiment 1: the suspension fishing net 18 is a stainless steel alloy net. The suspended matter salvage net 18 is often located in the solid-liquid separation box 16, and the suspended matter salvage net 18 is extremely easy to damage due to the fact that the sewage contains some corrosive substances, so that the stainless steel alloy net is not prone to corrosion and can be used for a long time.
Example 3
The embodiment adds the following structure on the basis of the technical scheme of the embodiment 1 or the embodiment 2: the sewage quality multistage purification treatment equipment further comprises a salvage collecting box, the salvage collecting box is located outside the side wall of the solid-liquid separation box 16 provided with the suspended matter salvage net 18, the salvage collecting box comprises a solid collecting box 19 and a liquid collecting box 21 which are separately arranged from top to bottom, and a water leakage hole 20 is formed in the bottom of the solid collecting box 19.
In order to collect the suspended solid salvaged by the suspended solid salvage net 18, the salvage collecting box is arranged outside the side wall of the suspended solid salvage net 18, so that the suspended solid salvage net 18 can directly fall into the solid collecting box 19 after fishing the suspended solid, the solid separating box 16 is rotated outside, and the sewage brought out enters the liquid collecting box 21 through the water leakage hole 20, so that the salvage is collected and dried.
Preferably, the liquid collection tank is further provided with a drain 22 and rollers 23. The drain port 22 can drain the sewage entering the liquid collection tank 21, and the rollers 23 are added to facilitate the movement of the salvage collection tank in order to facilitate the carrying of the salvage collection tank.
Example 4
The embodiment is further improved on the basis of the technical scheme of any one of the embodiments, and specifically comprises the following steps: and the bottom parts of the solid-liquid separation box 16, the coarse filter box 9 and the fine filter box 6 are all provided with sewage outlets 8. The sewage outlet 8 can discharge the particles deposited in the solid-liquid separation tank 16, the coarse filter tank 9 and the fine filter tank 6, and is convenient to clean and discharge the sewage.
The above description is an embodiment of the present invention. The specific parameters in the above embodiments and examples are only for the purpose of clearly illustrating the invention verification process of the inventor and are not intended to limit the scope of the invention, which is defined by the claims, and all equivalent structural changes made by using the contents of the specification and the drawings of the present invention should be covered by the scope of the present invention.
Claims (5)
1. The utility model provides a multistage purification unit of sewage quality which characterized in that: comprises a solid-liquid separation box (16), a coarse filter box (9) and a fine filter box (6) which are communicated in sequence;
wherein,
an air blowing device (13) is arranged at the bottom end inside the solid-liquid separation box (16), a water inlet pipe (14) is arranged at the upper end of the air blowing device (13), a grease outlet (15) and a suspended matter salvage net (18) are further arranged at the upper end of the solid-liquid separation box (16), the suspended matter salvage net (18) is located on the inner side wall of the solid-liquid separation box (16) and is connected with an external motor (17) through a rotating shaft, and the external motor (17) can drive the suspended matter salvage net (18) to rotate circumferentially and be discharged out of the solid-liquid separation;
a quartz sand filter material layer (10) is arranged inside the coarse filter box (9), and the coarse filter box (9) is positioned at the lower end of the quartz sand filter material layer (10) and is communicated with the middle part of the solid-liquid separation box (17) through a first pipeline (11);
a water outlet (1) is formed in the upper end of the fine filter box (6), three partition plates (2) with through holes are arranged in the middle section of the interior of the fine filter box (6), activated carbon particles (4) and anthracite particles (3) are sequentially filled among the three partition plates (2) from bottom to top, the bottom surface of the fine filter box (6) is provided with a conical inclined bottom surface, a plurality of settling plates (5) parallel to the conical inclined bottom surface are further arranged at the upper end of the conical inclined bottom surface, and the fine filter box (6) is positioned at the lower end of each settling plate (5) and is communicated with the upper part of the rough filter box (9) through a second pipeline (7);
the first pipeline (11) and the second pipeline (7) are both provided with water suction pumps (12).
2. The sewage quality multistage purification treatment device according to claim 1, characterized in that: the suspension fishing net (18) is a stainless steel alloy net.
3. The sewage quality multistage purification treatment device according to claim 1, characterized in that: the sewage quality multi-stage purification treatment equipment further comprises a salvage collecting box, the salvage collecting box is located outside the side wall of the solid-liquid separation box (16) provided with the suspended matter salvage net (18), the salvage collecting box comprises a solid collecting box (19) and a liquid collecting box (21) which are separately arranged from top to bottom, and a water leakage hole (20) is formed in the bottom of the solid collecting box (19).
4. The sewage quality multistage purification treatment device according to claim 3, characterized in that: the liquid collecting tank is also provided with a water outlet (22) and a roller (23).
5. The sewage quality multistage purification treatment apparatus according to any one of claims 1 to 4, characterized in that: and sewage outlets (8) are formed in the bottoms of the solid-liquid separation box (16), the coarse filtering box (9) and the fine filtering box (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610856458.6A CN106348477A (en) | 2016-09-28 | 2016-09-28 | Multi-stage sewage water quality purification treatment equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610856458.6A CN106348477A (en) | 2016-09-28 | 2016-09-28 | Multi-stage sewage water quality purification treatment equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106348477A true CN106348477A (en) | 2017-01-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610856458.6A Pending CN106348477A (en) | 2016-09-28 | 2016-09-28 | Multi-stage sewage water quality purification treatment equipment |
Country Status (1)
| Country | Link |
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| CN (1) | CN106348477A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109224618A (en) * | 2018-10-25 | 2019-01-18 | 张淑华 | It is a kind of multi-functional from clear sandbox cooperation effluent filter |
| CN110975410A (en) * | 2019-12-17 | 2020-04-10 | 杭州欧泉科技有限公司 | Energy-concerving and environment-protective type quality of water multistage purifier |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204874095U (en) * | 2015-08-12 | 2015-12-16 | 天津台塑科技股份有限公司 | Recovery device for domestic used water |
| CN205398396U (en) * | 2016-03-08 | 2016-07-27 | 刘雨龙 | Novel poultry sewage treatment integration equipment |
| CN205528316U (en) * | 2016-04-25 | 2016-08-31 | 自贡市华尔美科技有限公司 | Domestic sewage purification regenerating unit |
-
2016
- 2016-09-28 CN CN201610856458.6A patent/CN106348477A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204874095U (en) * | 2015-08-12 | 2015-12-16 | 天津台塑科技股份有限公司 | Recovery device for domestic used water |
| CN205398396U (en) * | 2016-03-08 | 2016-07-27 | 刘雨龙 | Novel poultry sewage treatment integration equipment |
| CN205528316U (en) * | 2016-04-25 | 2016-08-31 | 自贡市华尔美科技有限公司 | Domestic sewage purification regenerating unit |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109224618A (en) * | 2018-10-25 | 2019-01-18 | 张淑华 | It is a kind of multi-functional from clear sandbox cooperation effluent filter |
| CN110975410A (en) * | 2019-12-17 | 2020-04-10 | 杭州欧泉科技有限公司 | Energy-concerving and environment-protective type quality of water multistage purifier |
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Application publication date: 20170125 |