CN203474503U - Device for treating washing machine rinsing wastewater and kitchen oily wastewater - Google Patents
Device for treating washing machine rinsing wastewater and kitchen oily wastewater Download PDFInfo
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- CN203474503U CN203474503U CN201320617732.6U CN201320617732U CN203474503U CN 203474503 U CN203474503 U CN 203474503U CN 201320617732 U CN201320617732 U CN 201320617732U CN 203474503 U CN203474503 U CN 203474503U
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- 239000002351 wastewater Substances 0.000 title claims abstract description 38
- 238000005406 washing Methods 0.000 title claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 136
- 239000007788 liquid Substances 0.000 claims abstract description 32
- 238000002156 mixing Methods 0.000 claims abstract description 28
- 238000000034 method Methods 0.000 claims description 19
- 239000002699 waste material Substances 0.000 claims description 19
- 235000012054 meals Nutrition 0.000 claims description 18
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims description 13
- 230000006837 decompression Effects 0.000 claims description 8
- 229920003023 plastic Polymers 0.000 claims description 8
- 239000004033 plastic Substances 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 7
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 claims description 5
- 238000009792 diffusion process Methods 0.000 abstract 1
- 238000004090 dissolution Methods 0.000 abstract 1
- 239000002893 slag Substances 0.000 abstract 1
- 238000004065 wastewater treatment Methods 0.000 abstract 1
- 239000010865 sewage Substances 0.000 description 6
- 239000000701 coagulant Substances 0.000 description 5
- 238000005189 flocculation Methods 0.000 description 5
- 230000016615 flocculation Effects 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000013049 sediment Substances 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000007667 floating Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000006124 Pilkington process Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005188 flotation Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 239000000383 hazardous chemical Substances 0.000 description 1
- 239000012943 hotmelt Substances 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000010128 melt processing Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 230000001932 seasonal effect Effects 0.000 description 1
- 210000000697 sensory organ Anatomy 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- 238000013014 water-saving technology Methods 0.000 description 1
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- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Physical Water Treatments (AREA)
Abstract
The utility model discloses a device for treating washing machine rinsing wastewater and kitchen oily wastewater, and belongs to the technical field of wastewater treatment. The device comprises a water inlet pipe, a flocculant adding pipe, a water inlet lifting pump, a water inlet valve, a water inlet flowmeter, an air floatation reactor, an emptying pipe and a slag collecting groove, and further comprises a water collecting tank, a backflow water inlet valve, a gas-liquid mixing pump, a pressure reduction stop valve, an air inflow rotor flowmeter and an air inflow adjusting valve. According to the device for treating the washing machine rinsing wastewater and the kitchen oily wastewater, gas diffusion, gas-liquid mixing and pressurizing dissolution are achieved through impellers which rotate at high speed inside the gas-liquid mixing pump, the structure of the device is greatly simplified, and the device is more suitable for households.
Description
Technical field
The utility model belongs to technical field of sewage, specifically, relate to a kind of device of processing washing machine poaching wastewater and meal kitchen oily(waste)water, more particularly, relate to a kind of equipment that utilizes countercurrent, copolymerizing and air-float principle to process poaching wastewater and meal kitchen oily(waste)water.
Background technology
China is the serious deficient countries of Freshwater resources, along with the further quickening of urbanization process, and the raising of quality of residents'life, urban water consumption increases year by year, and the contradiction of supply and demand for the water resource becomes increasingly conspicuous.Take Nanjing as example, although near the Changjiang river of the first water system of China, gross amount of water resources year border and seasonal distribution very inhomogeneous, the high flow year can reach 43.8 hundred million m
3, the low flow year only has 7.4 hundred million m
3.Simultaneously due to the fast development of riverine economy, contaminated very risky as the Changjiang river at single water source: the one, the trade effluent (comprising the water purifying) of the factories such as riverine chemical industry, oil refining, papermaking, steel-making, ironmaking all enters the Changjiang river; The 2nd, Water transportation is further flourishing, and shop sump oil water, sanitary sewage enter the Changjiang river; San Shi city along the river sanitary sewage enters the Changjiang river; The 4th, the accident of ship Hazardous Chemical Substances causes leakage pollution the Changjiang river.Nanjing faces the risk of water quality type lack of water equally.
Municipal effluent, as reliable second water source, after suitable processing, can be used for lavatory flushing, treegarden irrigation, road cleaning, the supplementary water of cooling apparatus etc., for alleviating water crisis, is significant.Middle water reuse, as a water-saving technology, becomes the new effective measure that solve city water resource shortage, alleviate water supply contradiction gradually.Yet intermediate water reuse system pipeline is many, investment is large, and construction difficulty is large, and running cost is high.For municipal effluent centralized collection treatment system, middle water reuse need to overcome topographical elevation difference consumption of power, and middle water is delivered to user from Sewage Plant, makes the use cost of middle water higher and be difficult to be popularized in an all-round way.In this case, we can process sanitary sewage nearby the technology of reuse with regard to urgent demand is a kind of, like this, can significantly reduce on the one hand the consumption of " upper water " (tap water), saving water resource, can also solve on the other hand extensive intermediate water reuse system and build difficult problem.This,, for improving whole society's consciousness of saving water, is generalized to huge numbers of families by sewage reuse technology and equipment significant.Utilize countercurrent, copolymerizing and air-float technique well to process reuse to family's Cleaning Wastewater (as washing machine poaching wastewater and meal kitchen oily(waste)water etc.).
Chinese Patent Application No. 01120638.1, on February 19 2003 publication date, patent name is countercurrent, copolymerizing and air-float process for purifying water and device thereof.This invention provides a kind of method and device thereof that utilizes countercurrent, copolymerizing and air-float principle water purification, and it comprises intake pump, countercurrent, copolymerizing and air-float reactor, pressure air-dissolving tank and dissolved air release.This device, when water purification, completes mixing of flocculation agent and pending water in intake pump, complete reacting of flocculation and bubble and flco in countercurrent, copolymerizing and air-float reactor.In countercurrent, copolymerizing reactor, pending water flows downward, and dissolved air water upwards flows, and the water after processing flows out at reactor bottom, and scum silica frost is discharged in reactor head overflow.This inventive method is easy, and device compact layout and structure, is convenient to automatic control, saves floor space and working time.But this invention need to utilize pressure air-dissolving tank that air is dissolved in and in water, forms dissolved air water, and then by dissolved air release, air is discharged from dissolved air water to the bubble that forms tiny densification, thereby bubble is combined with micro-floccule to float and is reached solid-liquid separation object, this invention complex structure, operating pressure is high, energy consumption is high and pressure releaser made easily stops up, and is not suitable for processing family's Cleaning Wastewater.
Summary of the invention
the problem that 1, will solve
Purifier of the prior art need to adopt air flotation device of pressure air-dissolved to produce dissolved air water, make existing purifier operating pressure high, floor space is large, and then be not suitable for processing family's Cleaning Wastewater, for the problems referred to above, the utility model provides a kind of device of processing washing machine poaching wastewater and meal kitchen oily(waste)water, it utilizes the impeller of high speed rotating in gas-liquid mixing pump pump to realize gas dispersion, gas-liquid mixed and dissolved under pressure, structure of the present utility model is simplified greatly, making it to be more suitable for family uses, and air supporting reactor of the present utility model adopts column reactor, floor space is little.
2, technical scheme
The purpose of this utility model is achieved through the following technical solutions:
A kind of device of processing washing machine poaching wastewater and meal kitchen oily(waste)water, comprise water inlet pipe, flocculant concentration pipe, inlet water lifting pumps, inlet valve, flooding velocity meter, air supporting reactor, evacuated tube and dreg collecting slot, also comprise header tank, recirculation water inlet valve, gas-liquid mixing pump, decompression stopping valve, air input spinner-type flowmeter and air input variable valve;
Described air supporting reactor is column tank container; The upper end sidewall of described air supporting reactor is provided with pending water water-in, and its lower end sidewall is provided with from bottom to top successively processes water water outlet and recirculation water water-in; Described water inlet pipe and flocculant concentration pipe are arranged on the feed-water end of inlet water lifting pumps; The water side of described inlet water lifting pumps, inlet valve, flooding velocity meter, pending water water-in connect by pipeline successively; Described evacuated tube is arranged at the bottom of air supporting reactor; Described dreg collecting slot is arranged at the top of air supporting reactor;
On described header tank, be provided with and process water water-in and recirculation water water outlet; Described processing water water outlet is connected by pipeline with processing water water-in; Described recirculation water water outlet, recirculation water inlet valve, gas-liquid mixing pump, decompression stopping valve, recirculation water water-in connect successively by pipeline; The inlet mouth of described air input spinner-type flowmeter, air input variable valve, gas-liquid mixing pump connects successively.
Preferably, described flocculant concentration pipe is provided with a vacuum breaker.
Preferably, the bottom of described dreg collecting slot is provided with scum pipe, and scum pipe is provided with the first valve.
Preferably, described evacuated tube is provided with the second valve.
Preferably, the material of described air supporting reactor is PVC plastics or PP plastics or ABS plastic.
3, beneficial effect
Than prior art, the beneficial effects of the utility model are:
(1) the utility model is realized gas dispersion, gas-liquid mixed and dissolved under pressure by the impeller of high speed rotating in gas-liquid mixing pump pump, the utility model does not need the complex apparatus such as force (forcing) pump, air compressor, high pressure dissolving, structure is simplified greatly, makes it to be more suitable for family and uses;
(2) air supporting reactor of the present utility model, header tank and gas-liquid mixing pump form backflow Pressurized dissolved-air floating system, backflow Pressurized dissolved-air floating system has good removal effect to turbidity, and a large amount of experimental study and engineering practices show, microbubble diameter all can be obtained satisfied purifying water effect within the scope of 10 ~ 100 μ m, wherein diameter is best in 40 μ m left and right, and gas-liquid mixing pump just can produce the microbubble of this particle size range;
(3) flocculant concentration pipe of the present utility model is provided with a vacuum breaker, after starting, inlet water lifting pumps because internal pipe pressure reduces, vacuum breaker is opened automatically, thereby can in pending water, add flocculation agent from flocculant concentration pipe, pending water is fully mixed in inlet water lifting pumps with flocculation agent;
(4) evacuated tube of the present utility model is provided with a valve, and when air supporting reactor bottom deposits more body refuse, Open valve is discharged body refuse and closed after spoil disposal completes;
(5) air supporting reactor material of the present utility model is PVC plastics or PP plastics or ABS plastic, can adopt hot melt processing or one-time formed mode to manufacture, and is easy to processing;
(6) the inlet mouth place of gas-liquid mixing pump of the present utility model is provided with air input spinner-type flowmeter and air input variable valve, can regulate the vapour-liquid ratio of gas-liquid mixing pump water outlet;
(7) between the water outlet of gas-liquid mixing pump of the present utility model and recirculation water water-in, be connected with decompression stopping valve, make to enter recirculation water and enter air supporting inside reactor with constant pressure.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Number in the figure explanation:
1, water inlet pipe; 2, flocculant concentration pipe; 3, inlet water lifting pumps; 4, inlet valve; 5, flooding velocity meter; 6, air supporting reactor; 7, evacuated tube; 8, dreg collecting slot; 9, header tank; 10, recirculation water inlet valve; 11, gas-liquid mixing pump; 12, decompression stopping valve; 13, air input spinner-type flowmeter; 14, air input variable valve.
Embodiment
Below in conjunction with concrete drawings and Examples, the utility model is described in detail.
embodiment 1
As shown in Figure 1, a device of processing washing machine poaching wastewater and meal kitchen oily(waste)water, comprises water inlet pipe 1, flocculant concentration pipe 2, inlet water lifting pumps 3, inlet valve 4, flooding velocity meter 5, air supporting reactor 6, evacuated tube 7, dreg collecting slot 8, header tank 9, recirculation water inlet valve 10, gas-liquid mixing pump 11, decompression stopping valve 12, air input spinner-type flowmeter 13 and air input variable valve 14.Air supporting reactor 6 is column tank container, and its upper end sidewall is provided with pending water water-in, and its lower end sidewall is provided with from bottom to top successively processes water water outlet and recirculation water water-in.Wherein, water inlet pipe 1 and flocculant concentration pipe 2 are arranged on the feed-water end of inlet water lifting pumps 3, and flocculant concentration pipe 2 is provided with a vacuum breaker; The water side of inlet water lifting pumps 3, inlet valve 4, flooding velocity meter 5, pending water water-in connect by pipeline successively.Dreg collecting slot 8 is arranged at the top of air supporting reactor 6, and the bottom of dreg collecting slot 8 is provided with scum pipe, and scum pipe is provided with the first valve.Evacuated tube 7 is arranged at the bottom of air supporting reactor 6, and evacuated tube 7 is provided with the second valve.
On header tank 9, be provided with and process water water-in and recirculation water water outlet.Wherein, process water water outlet and be connected by pipeline with processing water water-in, recirculation water water outlet, recirculation water inlet valve 10, gas-liquid mixing pump 11, decompression stopping valve 12, recirculation water water-in connect successively by pipeline.The inlet mouth of air input spinner-type flowmeter 13, air input variable valve 14, gas-liquid mixing pump 11 connects successively.
In the present embodiment, the internal diameter of air supporting reactor 6 is 100mm, is highly 1.7m, and material is PVC plastics, adopts hot melting way to process.
While using the utility model to process poaching wastewater, first open recirculation water inlet valve 10 and start gas-liquid mixing pump 11, after recirculation water is full of air supporting reactor 6, start inlet water lifting pumps 3.Poaching wastewater enters inlet water lifting pumps 3 from water inlet pipe 1, vacuum breaker on flocculant concentration pipe 2 is after inlet water lifting pumps 3 starts, because declining, automatically opens manifold pressure, coagulating agent PAC adds in poaching wastewater by flocculant concentration pipe 2, thereby coagulating agent PAC is fully mixed in inlet water lifting pumps 3 with poaching wastewater.By inlet valve 4 and flooding velocity meter 5, regulating the flooding velocity of poaching wastewater in control inlet water lifting pumps 3 is 100L/H, and the dosage of controlling coagulating agent PAC is 25mg/L.Flooding quantity that regulate to control recirculation water in gas-liquid mixing pump 11 is 20L/H, and by air input spinner-type flowmeter 13 and air input variable valve 14, regulating the air input of controlling gas-liquid mixing pumps 11 is 0.042L/min, guarantees 20% reflux ratio and the vapour-liquid ratio of 1:8.Poaching wastewater flows from top to bottom in air supporting reactor 6 inside, and recirculation water flows from bottom to top in air supporting reactor 6 inside, thereby makes them in the flocculation reaction of the inner generation countercurrent, copolymerizing of air supporting reactor 6.In poaching wastewater, the microbubble of the de-steady micro-floccule forming in recirculation water is combined, thereby in air supporting reactor 6, form suspension flco layer and tackle descending suspended particle and up bubble, the water after processing flows into header tank 9 from the processing water water outlet of air supporting reactor 6 lower end sidewalls.Partial suspended flco moves up to dreg collecting slot 8 under buoyancy, and the first valve of opening on dreg collecting slot 8 bottom scum pipes can be discharged.After poaching wastewater is disposed, first inlet water lifting pumps 3 out of service is also closed inlet valve 4, after most suspension flco in air supporting reactor 6 is discharged by the scum pipe of dreg collecting slot 8 bottoms, gas-liquid mixing pump 11 out of service closing volume water inlet valve 10, the inner remaining suspension settling of floccus of air supporting reactor 6 forms sediment at the bottom of post, when sediment builds up to while affecting effluent quality, open the second valve in evacuated tube 7, discharge sediment.
In the present embodiment, the turbidity of poaching wastewater is 35NTU, and delivery turbidity is 15NTU, clearance 57%, and water outlet sense organ is comparatively clarified.
A kind of device of processing washing machine poaching wastewater and meal kitchen oily(waste)water of the present embodiment, be with the difference of embodiment 1, the internal diameter of air supporting reactor 6 is 200mm, be highly 2m, material is ABS plastic, adopts one-time formed mode to process, and the turbidity of poaching wastewater is 76NTU, delivery turbidity is 38NTU, clearance 50%.
embodiment 3
A kind of device of processing washing machine poaching wastewater and meal kitchen oily(waste)water of the present embodiment, is with the difference of embodiment 1, the internal diameter of air supporting reactor 6 is 130mm, is highly 1.8m, and material is ABS plastic, adopts one-time formed mode to process; The flooding quantity of recirculation water is 40L/H, and the air input of gas-liquid mixing pump 11 is 0.083L/min, and reflux ratio is 40%; The turbidity of poaching wastewater is 39NTU, and the dosage of coagulating agent PAC is 50mg/L, and delivery turbidity is 19NTU, clearance 50%.
A kind of device of processing washing machine poaching wastewater and meal kitchen oily(waste)water of the present embodiment, is with the difference of embodiment 1, the internal diameter of air supporting reactor 6 is 170mm, is highly 1.9m, and material is PP plastics; The flooding velocity of poaching wastewater is 150L/H, and the flooding quantity of recirculation water is 30L/H, and the air input of gas-liquid mixing pump 11 is 0.062L/min; The turbidity of poaching wastewater is 35NTU, and the dosage of coagulating agent PAC is 50mg/L, and delivery turbidity is 19NTU, clearance 46%.
embodiment 5
A kind of device of processing washing machine poaching wastewater and meal kitchen oily(waste)water of the present embodiment, be with the difference of embodiment 1, the present embodiment is for the treatment of meal kitchen oily(waste)water, the flooding velocity of meal kitchen oily(waste)water is 150L/H, the flooding quantity of recirculation water is 30L/H, and the air input of gas-liquid mixing pump 11 is 0.062L/min.The oleaginousness of meal kitchen oily(waste)water is 1115.6mg/L, and the water outlet oleaginousness after processing is 117mg/L, clearance 89.5%.
Below schematically the utility model and embodiment thereof are described, this description does not have restricted, and shown in accompanying drawing is also one of embodiment of the present utility model, and actual structure is not limited to this.So, if those of ordinary skill in the art is enlightened by it, in the situation that not departing from the utility model aim, without creatively designing the frame mode similar to this technical scheme and embodiment, all should belong to the protection domain of this patent.
Claims (5)
1. process washing machine poaching wastewater and the device of the kitchen oily(waste)water of eating for one kind, comprise water inlet pipe (1), flocculant concentration pipe (2), inlet water lifting pumps (3), inlet valve (4), flooding velocity meter (5), air supporting reactor (6), evacuated tube (7) and dreg collecting slot (8), it is characterized in that, also comprise header tank (9), recirculation water inlet valve (10), gas-liquid mixing pump (11), decompression stopping valve (12), air input spinner-type flowmeter (13) and air input variable valve (14);
Described air supporting reactor (6) is column tank container; The upper end sidewall of described air supporting reactor (6) is provided with pending water water-in, and its lower end sidewall is provided with from bottom to top successively processes water water outlet and recirculation water water-in; Described water inlet pipe (1) and flocculant concentration pipe (2) are arranged on the feed-water end of inlet water lifting pumps (3); The water side of described inlet water lifting pumps (3), inlet valve (4), flooding velocity meter (5), pending water water-in connect by pipeline successively; Described evacuated tube (7) is arranged at the bottom of air supporting reactor (6); Described dreg collecting slot (8) is arranged at the top of air supporting reactor (6);
On described header tank (9), be provided with and process water water-in and recirculation water water outlet; Described processing water water outlet is connected by pipeline with processing water water-in; Described recirculation water water outlet, recirculation water inlet valve (10), gas-liquid mixing pump (11), decompression stopping valve (12), recirculation water water-in connect successively by pipeline; The inlet mouth of described air input spinner-type flowmeter (13), air input variable valve (14), gas-liquid mixing pump (11) connects successively.
2. a kind of device of processing washing machine poaching wastewater and meal kitchen oily(waste)water according to claim 1, is characterized in that, described flocculant concentration pipe (2) is provided with a vacuum breaker.
3. a kind of device of processing washing machine poaching wastewater and meal kitchen oily(waste)water according to claim 1, is characterized in that, the bottom of described dreg collecting slot (8) is provided with scum pipe, and scum pipe is provided with the first valve.
4. a kind of device of processing washing machine poaching wastewater and meal kitchen oily(waste)water according to claim 1, is characterized in that, described evacuated tube (7) is provided with the second valve.
5. according to a kind of device of processing washing machine poaching wastewater and meal kitchen oily(waste)water described in any one in claim 1-4, it is characterized in that, the material of described air supporting reactor (6) is PVC plastics or PP plastics or ABS plastic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320617732.6U CN203474503U (en) | 2013-10-09 | 2013-10-09 | Device for treating washing machine rinsing wastewater and kitchen oily wastewater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201320617732.6U CN203474503U (en) | 2013-10-09 | 2013-10-09 | Device for treating washing machine rinsing wastewater and kitchen oily wastewater |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017133524A1 (en) * | 2016-02-03 | 2017-08-10 | 青岛海尔洗衣机有限公司 | Method of performing flocculation treatment on drained water and washing machine providing flocculation treatment |
| CN110921879A (en) * | 2019-12-28 | 2020-03-27 | 广州市绿河环保设备有限公司 | Domestic wastewater treatment system and method |
| CN115140856A (en) * | 2021-03-30 | 2022-10-04 | 无锡小天鹅电器有限公司 | Water treatment device and clothes treatment system |
| CN115140856B (en) * | 2021-03-30 | 2024-06-28 | 无锡小天鹅电器有限公司 | Water treatment device and clothes treatment system |
-
2013
- 2013-10-09 CN CN201320617732.6U patent/CN203474503U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017133524A1 (en) * | 2016-02-03 | 2017-08-10 | 青岛海尔洗衣机有限公司 | Method of performing flocculation treatment on drained water and washing machine providing flocculation treatment |
| CN107034626A (en) * | 2016-02-03 | 2017-08-11 | 青岛海尔洗衣机有限公司 | A kind of washings coagulating/flocculating method for processing and flocculation washing machine |
| CN110921879A (en) * | 2019-12-28 | 2020-03-27 | 广州市绿河环保设备有限公司 | Domestic wastewater treatment system and method |
| CN115140856A (en) * | 2021-03-30 | 2022-10-04 | 无锡小天鹅电器有限公司 | Water treatment device and clothes treatment system |
| CN115140856B (en) * | 2021-03-30 | 2024-06-28 | 无锡小天鹅电器有限公司 | Water treatment device and clothes treatment system |
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Inventor after: Wu Jun Inventor after: Wu Peng Inventor after: Zhong Hui Inventor after: Song Shuang Inventor after: Li Jun Inventor after: Yang Zhili Inventor after: Wang Min Inventor after: Zhang Xuan Inventor after: Qi Meng Inventor after: Peng Yuanhui Inventor after: Gao Ya Inventor after: Chen Zhenpeng Inventor before: Wu Jun Inventor before: Wu Peng Inventor before: Zhong Hui Inventor before: Song Shuang Inventor before: Li Jun Inventor before: Yang Zhili Inventor before: Wang Min Inventor before: Zhang Xuan Inventor before: Qi Meng Inventor before: Peng Yuanhui Inventor before: Gao Ya Inventor before: Chen Zhenpeng |
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Granted publication date: 20140312 Termination date: 20211009 |