CN109455894A - Rural toilet septic tank liquid manure and peasant household's sewage negative pressure collection system - Google Patents
Rural toilet septic tank liquid manure and peasant household's sewage negative pressure collection system Download PDFInfo
- Publication number
- CN109455894A CN109455894A CN201811636322.XA CN201811636322A CN109455894A CN 109455894 A CN109455894 A CN 109455894A CN 201811636322 A CN201811636322 A CN 201811636322A CN 109455894 A CN109455894 A CN 109455894A
- Authority
- CN
- China
- Prior art keywords
- user
- negative pressure
- valve
- vacuum
- sewage
- 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.)
- Pending
Links
- 239000010865 sewage Substances 0.000 title claims abstract description 38
- 239000007788 liquid Substances 0.000 title claims abstract description 34
- 210000003608 fece Anatomy 0.000 title claims abstract description 16
- 239000010871 livestock manure Substances 0.000 title claims abstract description 16
- 239000002351 wastewater Substances 0.000 claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 51
- 239000000203 mixture Substances 0.000 claims description 12
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 6
- 238000000605 extraction Methods 0.000 description 2
- 240000008543 Ficus hispida Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000003809 water extraction 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
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/02—Biological treatment
- C02F11/04—Anaerobic treatment; Production of methane by such processes
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Molecular Biology (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Sewage (AREA)
Abstract
The present invention is rural toilet septic tank liquid manure and peasant household's sewage negative pressure collection system, storage pool, vacuum drawn equipment, negative pressure general pipeline, user's negative pressure branch pipe, user's valve, user's sanitary wastewater bucket is concentrated to form by sewage, user's negative pressure branch pipe connect with user's sanitary wastewater bucket and communicates, user's negative pressure branch pipe is connected with negative pressure general pipeline, and the service pipe is equipped with user's valve etc.；The sewage in peasant household's septic tank can be collected at any time, and realizes Heisui River and grey mass distributary collection processing, improved work efficiency.
Description
Technical field
The present invention relates to rural toilet cesspool sewages to collect and centralized processing field, specially rural toilet septic tank dirt
Water negative pressure collection system.
Background technique
With the development that rural toilet is transformed, the quantity of China, family, rural area three-grid septic tank is more and more, rural area excrement
The extraction workload of pond liquid manure sewage is increasing, existing to take out that the way that the artificial scene of dung-cart is extracted is at high cost, large labor intensity,
Liquid manure not in time is extracted to overflow, it is full to be discontented with and judge, many inconvenience are brought to peasant household, because that cannot extract in time, liquid manure overflows
Streetful sinuous flow phenomenon is frequent occurrence.Distributing extraction is also unfavorable for subsequent focus utilization, and it is just full to be not achieved the time, and collection is not achieved
Utilization can be further processed after middle collection.
Summary of the invention
For overcome the deficiencies in the prior art, the object of the present invention is to provide rural toilet septic tank liquid manure and peasant household's sewage
Negative pressure collection system can handle the waste water in septic tank at any time, and realize Heisui River and grey mass distributary collection processing, improve
Working efficiency.
The technical scheme is that rural toilet septic tank liquid manure negative pressure collection system, it is characterised in that: by sewage collection
Middle storage pool, vacuum drawn equipment, negative pressure general pipeline, user's negative pressure branch pipe, user's valve, user's sanitary wastewater bucket group
At, user's negative pressure branch pipe connect with user's sanitary wastewater bucket and communicates, and user's negative pressure branch pipe is connected with negative pressure general pipeline,
The service pipe is equipped with user's valve；The negative pressure general pipeline is connected with vacuum drawn equipment, the vacuum drawn
Equipment is connected with effluent outfall, and the effluent outfall is concentrated storage pool to connect and communicated with sewage.
Vacuum drawn equipment of the present invention by knockout drum, vacuum pump, outlet valve, sewage outlet pipe, vent valve,
Vacuum transducer, liquid level sensor composition, the negative pressure general pipeline connect with knockout drum communicate, the knockout drum
It is equipped with vacuum pump connected to it, vent valve, outlet valve, the sewage outlet pipe to be connected with outlet valve, the water outlet
Guan Yuyu effluent outfall is connected, and settable suction pump among the outlet pipe, the knockout drum is equipped with vacuum
Sensor and liquid level sensor.
The present invention is controlled by master control PLC connection.
User's valve of the present invention be equipped with automotive drive system, by valve electromagnetic control apparatus, liquid level sensor,
User terminal PLC composition, electromagnetic control apparatus connect with valve, electromagnetic control apparatus and liquid level sensor respectively with user terminal PLC
It is connected, user terminal PLC is connected by wired or wireless way with master control PLC.
User's negative pressure branch pipe end of the present invention is connected with user's sewage suction unit, user's sewage suction
Device by heavy frame, vacuum draw water standpipe, valve, valve electromagnetic control apparatus, user terminal PLC, floating ball, water suction pedestal, mandril,
The lower water level sensor of tape travel switch, the upper water level sensor of tape travel switch, wireless transmitter module, power supply composition, vacuum
Riser bottom of drawing water is equipped with water suction pedestal, is equipped with user's valve, valve electromagnetic control apparatus, user terminal in suction unit heavy frame
Upper water level sensor, mandril wireless transmitter module and the power supply that PLC, the lower water level sensor of tape travel switch, tape travel switch,
The upper water level sensor of the tape travel switch is connected with mandril, and mandril is connect with floating ball contact, tape travel switch
Lower water level sensor is connect by drawstring with floating ball.
User's valve of the present invention is connected by valve machine-control automation and is controlled, and the valve machine automatization controls dress
Set by device noumenon, user's valve, floating ball, vacuum draw water standpipe, vacuum outlet pipe, big spring, drawstring, cross bar, driven gear,
Driving gear, block tongue, little spring composition.The driven gear is connected on user's valve, the driving gear and passive
Gear engagement connection, the cross bar left end are fixedly connected with driving gear, and the cross bar lower end is connected by drawstring and floating ball
It connects, upper end is by big spring and device noumenon elastic connection, and the cross bar right end is buckled in block tongue, in floating ball and big spring
Under the action of, cross bar can be blocked or be unclamped by block tongue, and the block tongue is described by little spring and device noumenon elastic connection
Block tongue lower end connect with floating ball contact.
Septic tank of the present invention is divided into the Heisui River pond Chi Hehui, and it is negative that the pond each Heisui River Chi Hehui is connected to a user
Press branch pipe.
Knockout drum of the present invention is equipped with vacuum meter.
The beneficial effects of the present invention are: rural toilet septic tank liquid manure of the present invention and peasant household's sewage negative pressure collection system, energy
The enough sewage collected in peasant household's septic tank at any time, and Heisui River and grey mass distributary collection processing are realized, it improves work efficiency.
Detailed description of the invention
Attached drawing
Fig. 1 negative pressure collection system forms figure substantially.
The Heisui River Fig. 2, grey mass distributary distinguish collection system figure.
Fig. 3 vacuum pump system structure chart.
Fig. 4 autocontrol valve door drive system figure.
Fig. 5 user's sewage suction unit.
Fig. 6 user's valve machine-control automation schematic diagram.
Number title
1, user's sanitary wastewater bucket
2, negative pressure general pipeline
3, user's valve
4, vacuum drawn equipment
5, sanitary wastewater storage pool
6, user's sewage bucket liquid level detector
7, user's negative pressure branch pipe
8, master control PLC
9, effluent outfall
10, user's buck bucket
11, sanitary sewage storage pool
12, it is responsible for terminal valving
13, knockout drum
14, negative pressure sewage water inlet pipe
15, vacuum pump
16, high pressure water extraction pumps
17, sewage outlet pipe
18, vacuum transducer
19, liquid level sensor
20, water inlet check-valves
21, outlet check valve
22, vacuum is drawn water standpipe
23, vacuum outlet pipe
24, water sucking mouth
25, valve electromagnetic control apparatus
26, liquid level sensor
27, user terminal PLC
28, sewage bucket water level
29, suction unit heavy frame
30, floating ball
31, absorb water pedestal
32, mandril
33, lower water level sensor (travel switch)
34, upper water level sensor (travel switch)
35, wireless transmitter module
36, power supply
37, big spring
38, drawstring
39, cross bar
40, driven gear
41, driving gear
42, block tongue
43, little spring.
Specific embodiment
Rural toilet septic tank liquid manure negative pressure collection system, it is characterised in that: concentrate storage pool, vacuum to take out by sewage
Take equipment, negative pressure general pipeline, user's negative pressure branch pipe, user's valve, user's sanitary wastewater bucket composition, user's negative pressure branch pipe and use
Sanitary wastewater bucket connection in family communicates, and user's negative pressure branch pipe is connected with negative pressure general pipeline, sets on the service pipe
There is user's valve；The negative pressure general pipeline is connected with vacuum drawn equipment, and vacuum drawn equipment is connected with effluent outfall, sewage
Delivery pipe is concentrated storage pool to connect and is communicated with sewage.
Vacuum drawn equipment of the invention is by knockout drum, vacuum pump, outlet valve, sewage outlet pipe, vent valve, vacuum
Sensor, liquid level sensor composition, the negative pressure general pipeline is connect with knockout drum to be communicated, sets on the knockout drum
There is vacuum pump connected to it, vent valve, outlet valve, the sewage outlet pipe to be connected with outlet valve, the outlet pipe with
It is connected with effluent outfall, settable suction pump among the outlet pipe, the knockout drum is sensed equipped with vacuum
Device and liquid level sensor.
The present invention is controlled by master control PLC connection.
User's valve of the present invention be equipped with automotive drive system, by valve electromagnetic control apparatus, liquid level sensor,
User terminal PLC composition, electromagnetic control apparatus connect with valve, electromagnetic control apparatus and liquid level sensor respectively with user terminal PLC
It is connected, user terminal PLC is connected by wired or wireless way with master control PLC.When liquid level reaches the position of liquid level sensor induction
When, signal is transferred to master control PLC by user terminal PLC and is drawn water.
User's negative pressure branch pipe end of the present invention is connected with user's sewage suction unit, user's sewage suction
Device by heavy frame, vacuum draw water standpipe, valve, valve electromagnetic control apparatus, user terminal PLC, floating ball, water suction pedestal, mandril,
The lower water level sensor of tape travel switch, the upper water level sensor of tape travel switch, wireless transmitter module, power supply composition, vacuum
Riser bottom of drawing water is equipped with water suction pedestal, is equipped with user's valve, valve electromagnetic control apparatus, user terminal in suction unit heavy frame
Upper water level sensor, mandril wireless transmitter module and the power supply that PLC, the lower water level sensor of tape travel switch, tape travel switch,
The upper water level sensor of the tape travel switch is connected with mandril, and mandril is connect with floating ball contact, tape travel switch
Lower water level sensor is connect by drawstring with floating ball.Wastewater level rise drive floating ball rise, floating ball touch mandril so that
The upper water level sensor of tape travel switch transmits signals to user terminal PLC, and signal is transmitted to master control PLC, control row by user terminal PLC
Cheng Kaiguan unlatching is drawn water；When liquid level drives floating ball to drop to drawstring tension, the lower water level sensor of tape travel switch is touched,
It stops pumping.
User's valve of the present invention is connected by valve machine-control automation and is controlled, and the valve machine automatization controls dress
Set by device noumenon, user's valve, floating ball, vacuum draw water standpipe, vacuum outlet pipe, big spring, drawstring, cross bar, driven gear,
Driving gear, block tongue, little spring composition.The driven gear is connected on user's valve, the driving gear and passive
Gear engagement connection, the cross bar left end are fixedly connected with driving gear, and the cross bar lower end is connected by drawstring and floating ball
It connects, upper end is by big spring and device noumenon elastic connection, and the cross bar right end is buckled in block tongue, in floating ball and big spring
Under the action of, cross bar can be blocked or be unclamped by block tongue, and the block tongue is described by little spring and device noumenon elastic connection
Block tongue lower end connect with floating ball contact.Floating ball, which rises, touches block tongue, and block tongue is jacked up, so that block tongue and cross bar unclamp,
Under the action of big spring, cross bar is pulled upwardly, so that driving gear be driven to rotate, and then user's valve opening is driven to draw water；
Floating ball decline, under the action of little spring, block tongue returns to initial position, so that block tongue is blocked with cross bar, user's valve stops taking out
Water.
Septic tank of the present invention is divided into the Heisui River pond Chi Hehui, and it is negative that the pond each Heisui River Chi Hehui is connected to a user
Press branch pipe.
Knockout drum of the present invention is equipped with vacuum meter, for detecting the vacuum degree of knockout drum.
Negative pressure general pipeline of the present invention is equipped with water inlet check-valves, and the sewage outlet pipe is equipped with water outlet non-return
Valve.
User's sewage bucket of the present invention can be three-grid septic tank, double urn formula septic tanks or sanitary sewage bucket.
Claims (6)
1. rural toilet septic tank liquid manure negative pressure collection system, it is characterised in that: storage pool, vacuum drawn are concentrated by sewage
Equipment, negative pressure general pipeline, user's negative pressure branch pipe, user's valve, user's sanitary wastewater bucket composition, user's negative pressure branch pipe and user
The connection of sanitary wastewater bucket communicates, and user's negative pressure branch pipe is connected with negative pressure general pipeline, and the service pipe is equipped with
User's valve；The negative pressure general pipeline is connected with vacuum drawn equipment, and vacuum drawn equipment is connected with effluent outfall, sewage row
It puts pipe and sewage storage pool is concentrated to connect and communicate.
2. rural toilet septic tank liquid manure negative pressure collection system according to claim 1, it is characterised in that: the vacuum
Extracting device is by knockout drum, vacuum pump, flowing water Valve, sewage outlet pipe, vent valve, vacuum transducer, liquid level sensor
Composition, the negative pressure general pipeline connect with knockout drum communicate, the knockout drum is equipped with vacuum connected to it
Pump, vent valve, outlet valve, the sewage outlet pipe are connected with outlet valve, and the outlet pipe is connected with effluent outfall,
Settable suction pump among the outlet pipe, the knockout drum are equipped with vacuum transducer and liquid level sensor.
3. rural toilet septic tank liquid manure negative pressure collection system according to claim 1, it is characterised in that: by master control PLC
Connection control.
4. rural toilet septic tank liquid manure negative pressure collection system according to claim 1 or 3, it is characterised in that: it is described
User's valve is equipped with automotive drive system, is made of valve electromagnetic control apparatus, liquid level sensor, user terminal PLC, electromagnetism control
Device processed is connect with valve, and electromagnetic control apparatus is connected with user terminal PLC respectively with liquid level sensor, and user terminal PLC is by having
Line or wireless mode are connected with master control PLC.
5. rural toilet septic tank liquid manure negative pressure collection system according to claim 1 or 3, it is characterised in that: it is described
User's negative pressure branch pipe end is connected with user's sewage suction unit, and user's sewage suction unit is taken out by heavy frame, vacuum
The lower water level that water standpipe, valve, valve electromagnetic control apparatus, user terminal PLC, floating ball, water suction pedestal, mandril, tape travel switch
Sensor, the upper water level sensor of tape travel switch, wireless transmitter module, power supply composition, vacuum draw water riser bottom equipped with suction
Water-bed seat, suction unit heavy frame is interior to be equipped under user's valve, valve electromagnetic control apparatus, user terminal PLC, tape travel switch
Upper water level sensor, mandril, wireless transmitter module and the power supply of water level sensor, tape travel switch, the tape travel switch
Upper water level sensor be connected with mandril, mandril is connect with floating ball contact, tape travel switch lower water level sensor pass through
Drawstring is connect with floating ball.
6. rural toilet septic tank liquid manure negative pressure collection system according to claim 1, it is characterised in that: user's valve by
The connection control of valve machine-control automation, the valve machine-control automation is by device noumenon, user's valve, floating
Ball, vacuum are drawn water standpipe, vacuum outlet pipe, big spring, drawstring, cross bar, driven gear, driving gear, block tongue, little spring group
At the driven gear is connected on user's valve, and the driving gear engages connection, the cross bar with driven gear
Left end is fixedly connected with driving gear, and the cross bar lower end is connect by drawstring with floating ball, and upper end passes through big spring and device
Ontology elastic connection, the cross bar right end is buckled in block tongue, and under the action of floating ball and big spring, cross bar can be by block tongue
It blocks or unclamps, the block tongue passes through little spring and device noumenon elastic connection, the block tongue lower end and floating ball contact
Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811636322.XA CN109455894A (en) | 2018-12-29 | 2018-12-29 | Rural toilet septic tank liquid manure and peasant household's sewage negative pressure collection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811636322.XA CN109455894A (en) | 2018-12-29 | 2018-12-29 | Rural toilet septic tank liquid manure and peasant household's sewage negative pressure collection system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109455894A true CN109455894A (en) | 2019-03-12 |
Family
ID=65615540
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811636322.XA Pending CN109455894A (en) | 2018-12-29 | 2018-12-29 | Rural toilet septic tank liquid manure and peasant household's sewage negative pressure collection system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109455894A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110158742A (en) * | 2019-05-24 | 2019-08-23 | 安徽富通环保节能科技股份有限公司 | A kind of negative pressure sewage collecting technique |
| CN110939186A (en) * | 2019-11-23 | 2020-03-31 | 贺经纬 | Automatic collecting and conveying system and method for urban and rural toilet and kitchen waste slurry |
| CN111573751A (en) * | 2020-04-27 | 2020-08-25 | 重庆洁邦电器有限公司 | Filtering circulation water tank |
| CN111828330A (en) * | 2020-07-22 | 2020-10-27 | 江苏省相城中等专业学校 | Integrated ship fluid pollutant collecting bin |
| CN112113619A (en) * | 2020-09-25 | 2020-12-22 | 安徽大学 | Experimental device for verifying sewage collecting effect of negative pressure pipeline |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0726619A (en) * | 1993-07-08 | 1995-01-27 | Hitachi Plant Eng & Constr Co Ltd | Vacuum sewage-collecting system |
| CN101928093A (en) * | 2009-06-24 | 2010-12-29 | 中国科学院研究生院 | Distributed domestic sewage source separation treatment and reclamation method |
| CN206015807U (en) * | 2016-08-26 | 2017-03-15 | 福州仁量生物制品有限公司 | A kind of sewage negative pressure tapping equipment |
| CN108797741A (en) * | 2018-08-30 | 2018-11-13 | 沈勤勤 | A kind of intelligent closestool of energy automatic watering |
| CN210683542U (en) * | 2018-12-29 | 2020-06-05 | 徐曼 | Rural lavatory septic tank liquid dung and peasant household sewage negative pressure collecting system |
-
2018
- 2018-12-29 CN CN201811636322.XA patent/CN109455894A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0726619A (en) * | 1993-07-08 | 1995-01-27 | Hitachi Plant Eng & Constr Co Ltd | Vacuum sewage-collecting system |
| CN101928093A (en) * | 2009-06-24 | 2010-12-29 | 中国科学院研究生院 | Distributed domestic sewage source separation treatment and reclamation method |
| CN206015807U (en) * | 2016-08-26 | 2017-03-15 | 福州仁量生物制品有限公司 | A kind of sewage negative pressure tapping equipment |
| CN108797741A (en) * | 2018-08-30 | 2018-11-13 | 沈勤勤 | A kind of intelligent closestool of energy automatic watering |
| CN210683542U (en) * | 2018-12-29 | 2020-06-05 | 徐曼 | Rural lavatory septic tank liquid dung and peasant household sewage negative pressure collecting system |
Non-Patent Citations (1)
| Title |
|---|
| 梁小布等: "《可编程控制器应用技术》", vol. 1, 31 July 2009, 北京理工大学出版社, pages: 184 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110158742A (en) * | 2019-05-24 | 2019-08-23 | 安徽富通环保节能科技股份有限公司 | A kind of negative pressure sewage collecting technique |
| CN110939186A (en) * | 2019-11-23 | 2020-03-31 | 贺经纬 | Automatic collecting and conveying system and method for urban and rural toilet and kitchen waste slurry |
| CN111573751A (en) * | 2020-04-27 | 2020-08-25 | 重庆洁邦电器有限公司 | Filtering circulation water tank |
| CN111828330A (en) * | 2020-07-22 | 2020-10-27 | 江苏省相城中等专业学校 | Integrated ship fluid pollutant collecting bin |
| CN112113619A (en) * | 2020-09-25 | 2020-12-22 | 安徽大学 | Experimental device for verifying sewage collecting effect of negative pressure pipeline |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109455894A (en) | Rural toilet septic tank liquid manure and peasant household's sewage negative pressure collection system | |
| CN204510376U (en) | The comprehensive recovery of bathroom sewage and automatic cycle utilize device | |
| CN110409552A (en) | Rainwater and Domestic water secondary utilize system | |
| CN202064423U (en) | Vacuum dejecta collecting device | |
| CN104695513A (en) | Bathroom sewage omni-directional recycling and automatic cyclic utilization system | |
| CN202279737U (en) | Rural drinking water treatment device | |
| CN104445471B (en) | One way of life waste disposal plant | |
| CN202248116U (en) | Split domestic water saver | |
| CN206330973U (en) | Sewage disposal detection means | |
| CN104532918B (en) | Middle Water Sproading reutilizing device | |
| CN206737020U (en) | Miniature water environment-friendly cycle public lavatory | |
| CN202214772U (en) | Domestic wastewater treatment recycling system | |
| CN202202370U (en) | Home life domestic sewage recycle device | |
| CN106088257B (en) | A kind of computer control domestic household effluent recycle device | |
| CN202849198U (en) | Buried flat sheet membrane MBR (membrane biological reactor) sewage treatment device | |
| CN203754571U (en) | Separate excrement innocent treatment device for public toilet | |
| CN202672261U (en) | Novel household water-gathering drainage-reduction intelligent control device | |
| CN210683542U (en) | Rural lavatory septic tank liquid dung and peasant household sewage negative pressure collecting system | |
| CN205875347U (en) | Urban rainwater collects integrated device who purifies with recycle | |
| CN201391000Y (en) | Fully-enclosed touch and automatic-sensing type toilet flushing device for direct use of wastewater | |
| CN208869413U (en) | A kind of trolley coach gray water recovery | |
| CN208545801U (en) | A kind of toilet bowl sewage lifter | |
| CN206337126U (en) | A kind of domestic sewage treatment device | |
| CN206245411U (en) | A kind of Domestic water recovering utility | |
| CN204898794U (en) | Waste water reuse system of family |
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 |