CN107893468A - A kind of cleaned filter box of rainwater-collecting - Google Patents
A kind of cleaned filter box of rainwater-collecting Download PDFInfo
- Publication number
- CN107893468A CN107893468A CN201711068964.XA CN201711068964A CN107893468A CN 107893468 A CN107893468 A CN 107893468A CN 201711068964 A CN201711068964 A CN 201711068964A CN 107893468 A CN107893468 A CN 107893468A
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- CN
- China
- Prior art keywords
- rainwater
- chip
- pin
- reaction tank
- resistance
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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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Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F1/00—Methods, systems, or installations for draining-off sewage or storm water
-
- 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
- C02F1/28—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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P23/00—Arrangements or methods for the control of AC motors characterised by a control method other than vector control
- H02P23/24—Controlling the direction, e.g. clockwise or counterclockwise
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P7/00—Arrangements for regulating or controlling the speed or torque of electric DC motors
- H02P7/03—Arrangements for regulating or controlling the speed or torque of electric DC motors for controlling the direction of rotation of DC motors
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/001—Runoff or storm water
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Water Supply & Treatment (AREA)
- Power Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Crushing And Pulverization Processes (AREA)
Abstract
The invention discloses a kind of cleaned filter box of rainwater-collecting,Including reaction tank and enter water tank,Two support bases are provided with the top of the reaction tank,It is described enter water tank be erected between two support bases,The first motor and the second motor are respectively equipped with two support bases,It is described enter water tank in offer into bucket,Enter to be provided with the rainwater-collecting groove of upward opening above bucket,The present apparatus is provided with the rainwater-collecting groove of upward opening,Rainwater can be collected on a large scale,And pass through the setting of pulverization roller and compression roller,Bulk discarded object present in rainwater is crushed,The debris of large volume is avoided to block water inlet,Separated simultaneously by handling filter screen and secondary screen and stopping the little particle discarded object mixed in rainwater in debris in case,Realize rainwater separating dry space from moist space,By quantitative liquid replenishing mouth to carried out in clarifier-tank purify decoction quantitative dispensing,Reduce processing cost and effectively inhibit and launch secondary pollution phenomenon that is excessive and bringing.
Description
Technical field
The present invention relates to rainwater treatment field, specifically a kind of cleaned filter box of rainwater-collecting.
Background technology
Water resource is basic natural resources, is one of control selector of ecological environment, meanwhile, it is strategic economic money again
Source, it is that national overall national strength develops and prints part, reviews the past, look forward to the future, water resource exactly increasingly influences the whole world
Environment and expanding economy, and a regional stabilization is played a role.However, China's Proposals of Water Resources seriously
The problem of so that nowadays the water resource utilization in China is more nervous.
China's mean annual gross amount of water resources is 28124 billion cubic meters, occupies the 6th, the world, but the water possessed per capita
Stock number is only 2200 cubic metres, only a quarter of world's per capita share, is listed as one of 13 poor-water countries, especially
The north and west area in China, water resources ownership per capita be 1127 cubic metres, the 1/3 of only southern quantity per capita.Northern ground
Area, Cut off, the serious over-extraction of underground water, large underground area water level decreasing phenomenon are on the rise.
So far the problem of still using water difficulty with the presence of many regional people, water resource is largely from river, underground
Water and precipitation, for west area, river and underground water shortage, and rainwater is good water resource source, if it is possible to rationally
Collection and purification, can largely alleviate people's daily water consumption problem.
The content of the invention
It is an object of the invention to provide a kind of cleaned filter box of rainwater-collecting, to solve what is proposed in above-mentioned background technology
Problem.
To achieve the above object, the present invention provides following technical scheme：
A kind of cleaned filter box of rainwater-collecting, including reaction tank are provided with two support bases, institute with water tank, the reaction tank top is entered
State water tank to be erected between two support bases, be respectively equipped with the first motor and the second motor on two support bases, it is described enter
Offered in water tank into bucket, enter to be provided with the rainwater-collecting groove of upward opening above bucket, entering to be provided with a crushing in bucket
Roller and two compression rollers, compression roller are located at below pulverization roller, and output end and the pulverization roller of first motor are connected, described
The output end of second motor and one of compression roller are connected, and in reaction tank top surface and enter and are provided with ripple between water tank bottom surface
Pipe, the bellows upper and lower ends are provided with and bellows respectively with reaction tank and entering water tank and being threadedly coupled in reaction tank inner top
The connecting tube of docking, debris cut-off case is provided with reaction tank inner bottom part, primary filter screen and two level are provided with the debris cut-off case
Filter screen, primary filter screen are located at below secondary screen, and the connecting tube lower end be openning shape, connecting tube sequentially pass through secondary screen with
Primary filter screen；Electric machine controller and quantitative liquid replenishing case are provided with the top of the reaction tank, the electric machine controller, which has, stretches into reaction
Agitating shaft inside pond, the quantitative liquid replenishing case are fastened on reaction tank top surface, and discharge outlet is offered in reaction tank side bottom,
Screened hour is provided with reaction tank, the screened hour is located at the junction of discharge outlet and reaction tank side wall；The quantitative liquid replenishing
It is spherical cavity inside case, is provided with inlet in quantitative liquid replenishing case side, liquid outlet is provided with quantitative liquid replenishing bottom portion, in quantitative benefit
Air-pressure tube is provided with the top of liquid case, the inlet, liquid outlet and air-pressure tube are connected with spherical cavity, in inlet and liquid outlet
Check valve is inside equipped with, piston is provided with the air-pressure tube, the piston rod stretched out above air-pressure tube is connected with above piston；It is described
Electric machine controller includes resistance R4, chip IC 1, motor M and triode V1, it is characterised in that one end connection of the resistance R4
Resistance R1, resistance R2, relay K1, relay K2, power supply VCC, relay K1 contact K1-1 not moved end 1, relay K2
Contact K2-1 not moved end 1, the pin 4 of chip IC 1, chip IC 1 pin 8, the pin 4 of chip IC 2 and drawing for chip IC 2
Pin 8, resistance R4 other end connection resistance R5 and the pin 7 of chip IC 1, resistance R5 other end connection electric capacity C1, chip IC 1
Pin 2 and chip IC 1 pin 6, electric capacity C1 other end connection electric capacity C4, relay K1 contact K1-1 not moved end 2,
Relay K2 contact K2-1 not moved end 2, triode V1 emitter stage, the pin 1 of the pin 1 of chip IC 1 and chip IC 2,
The pin 3 of chip IC 1 connects resistance R4, diode D1 negative electrode and the relay K1 other end, diode D1 anode connection
Electric capacity C2, electric capacity C2 other end connection electric capacity C3 and the pin 2 of chip IC 2, triode V1 colelctor electrode connection resistance R2's
The negative electrode of the other end and diode D2, the diode D2 anode connection electric capacity C3 other end, resistance R1 other end connection electricity
Hold C3, the pin 6 of chip IC 2 and the pin 7 of chip IC 2, the pin 3 of chip IC 2 connects the relay K2 other end.
As the further scheme of the present invention：It is described enter chip IC 1 and chip IC 2 model be NE555.
As the further scheme of the present invention：It is described enter bucket be in up big and down small trapezoidal mesa-shaped.
As the further scheme of the present invention：The motor M is bidirectional, dc motor.
As the further scheme of the present invention：The rainwater-collecting groove and entering is connected through a screw thread between bucket.
As the further scheme of the present invention：The secondary screen is active carbon filter screen.
As the further scheme of the present invention：The model 9013 of the triode V1.
Compared with prior art, the beneficial effects of the invention are as follows：The present apparatus is provided with the rainwater-collecting groove of upward opening, can
Rainwater is collected on a large scale, and by the setting of pulverization roller and compression roller, bulk discarded object present in rainwater is broken
It is broken, avoid the debris of large volume from blocking water inlet, while the little particle that will mix by handling filter screen and secondary screen in rainwater
Discarded object is stopped in debris cut-off case, rainwater separating dry space from moist space is realized, by quantitative liquid replenishing mouth to carrying out purification medicine in clarifier-tank
The quantitative dispensing of liquid, reduce processing cost and effectively inhibit and launch secondary pollution phenomenon that is excessive and bringing.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the structure chart of the quantitative tonic of water.
Fig. 3 is the circuit diagram of electric machine controller.
1- reaction tanks in figure, 11- discharge outlet, 12- screened hours, 2- support bases, the motors of 21- first, the motors of 22- second, 3-
Enter water tank, 31- pulverization rollers, 32- compression rollers, 33- enters bucket, 34- rainwater-collecting grooves, 4- bellowss, 5- connecting tubes, 6- debris every
Disconnected case, 61- primary filter screens, 62- secondary screens, 7- electric machine controllers, 71- agitating shafts, 8- quantitative liquid replenishing casees, 81- spherical cavities,
82- inlets, 83- liquid outlets, 84- air-pressure tubes, 85- pistons.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Refer to Fig. 1-3, in the embodiment of the present invention, a kind of cleaned filter box of rainwater-collecting, including reaction tank 1 and enter water tank
3, the top of the reaction tank 1 is provided with two support bases 2, it is described enter water tank 3 be erected between two support bases 2, supported at two
Be respectively equipped with the first motor 21 and the second motor 22 on seat 2, it is described enter water tank 3 in offer into bucket 33, it is described enter bucket 33
In up big and down small trapezoidal mesa-shaped, enter the rainwater-collecting groove 34 that the top of bucket 33 is provided with upward opening, be provided with entering in bucket 33
Pulverization roller 31 and two compression rollers 32, compression roller 32 are located at the lower section of pulverization roller 31, the output end of first motor 21 and crushing
Roller 31 is connected, and pulverization roller 31 rotates, and the debris of bulk is crushed by the extruding with side wall, second motor 22
Output end be connected with one of compression roller 32, in the top surface of reaction tank 1 and enter and be provided with bellows 4 between the bottom surface of water tank 3,
The upper and lower ends of bellows 4 are provided with and bellows respectively with reaction tank 1 and entering water tank 3 and being threadedly coupled in the inner top of reaction tank 1
The connecting tube 5 of 4 docking, debris cut-off case 6 is provided with the inner bottom part of reaction tank 1, primary filter screen 61 is provided with the debris cut-off case 6
With secondary screen 62, primary filter screen 61 is located at the lower section of secondary screen 62, and the lower end of connecting tube 5 is openning shape, and connecting tube 5 is successively
Through secondary screen 62 and primary filter screen 61；The top of reaction tank 1 is provided with electric machine controller 7 and quantitative liquid replenishing case 8, the electricity
Machine controller 7 has the agitating shaft 71 stretched into inside reaction tank 1, and the quantitative liquid replenishing case 8 is fastened on the top surface of reaction tank 1, fixed
It is spherical cavity 81 to measure the inside of fluid infusion case 8, is provided with inlet 82 in the side of quantitative liquid replenishing case 8, is provided with out in the bottom of quantitative liquid replenishing case 8
Liquid mouth 83, is provided with air-pressure tube 84 at the top of quantitative liquid replenishing case 8, the inlet 82, liquid outlet 83 and air-pressure tube 84 with it is spherical
Chamber 81 is connected, and check valve is equipped with inlet 82 and liquid outlet 83, piston 85, piston 85 are provided with the air-pressure tube 84
Top is connected with the piston rod for stretching out the top of air-pressure tube 85, discharge outlet 11 is offered in the side bottom of reaction tank 1, in reaction tank 1
Interior to be provided with screened hour 12, the screened hour 12 is located at the junction of discharge outlet 11 and the side wall of reaction tank 1；
When carrying out rainwater-collecting, rainwater enters the top of bucket 33 from rainwater-collecting groove, starts the first motor 21 and the second electricity
Machine 22, drive pulverization roller 31 and compression roller 32 to rotate, and then the debris in life rainwater first crush and extruded again at crushing
Reason, the bulk debris blocking channel in rainwater is avoided, enters reaction tank 1 by bellows 4 and connecting tube 5 successively when rainwater falls
Interior, rainwater, which enters in reaction tank 1, first to be reached in debris cut-off case 6, and during water increase, rainwater passes through primary filter screen 61 successively upwards
（Filter out impurity）With secondary screen 62（Charcoal absorption）Filtered and stopped the debris in rainwater in debris cut-off case 6,
The separating dry space from moist space of rainwater is realized, during by 8 after-purification decoction of quantitative liquid replenishing case, outside feed pipe is connected by inlet 82
Road, piston 85, the closing of the internal check valve of liquid outlet 83 are lifted up, the internal check valve of inlet 82 is opened, and decoction enters spherical cavity 81
It is interior, when the arrival amount of taking, piston 85, the closing of the internal check valve of inlet 82 are pushed downwards, and the internal check valve of liquid outlet 83 is opened, medicine
Liquid enters in reaction tank 1, starts electric machine controller 7, rainwater and decoction is mixed by agitating shaft 71, and then realize rainwater
Purification, the water after purification discharged by discharge outlet 11, in discharge by screened hour 12 will purify caused by flocculent deposit
Thing is intercepted in reaction tank 1.
Electric machine controller 7 as shown in figure 3, the chip IC 1 of circuit and R4, R5, C1 etc. form astable multivibrator,
IC2 and R1, C4 form monostable timing circuit, and temporary stability time is is determined by resistance R1 and electric capacity C4 value, from IC1 and VT1 to IC2
Export the pulse of specific width.When chip IC 1 exports high level, K1 releases, its contact K1-1 connects not moved end 1, chip IC 2
2 pin be triggered, 3 pin of chip IC 2 output low level, relay K2 adhesives, contact K2-1 connects not moved end 2, and motor M is just
Turn；When chip IC 1 exports low level, K1 conductings, its contact K1-1 connects not moved end 2, and now the 3 pin output of chip IC 2 is low
Level, relay K2 disconnect, and contact K2-1 connects not moved end 1, motor M reversions；Motor M is rotated forward for a period of time, and a period of time is anti-
Turn, so as to realize more balanced mixing effect.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference in claim should not be considered as to the involved claim of limitation.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (7)
1. a kind of cleaned filter box of rainwater-collecting, including reaction tank and enter water tank, it is characterised in that be provided with the top of the reaction tank
Two support bases, it is described enter water tank be erected between two support bases, the first motor and are respectively equipped with two support bases
Two motors, it is described enter water tank in offer into bucket, enter to be provided with above bucket the rainwater-collecting groove of upward opening, entering in bucket
Provided with a pulverization roller and two compression rollers, compression roller is located at below pulverization roller, the output end and pulverization roller of first motor
Drive connection, output end and the one of compression roller of second motor are connected, and in reaction tank top surface and enter water tank bottom
It is provided with bellows between face, the bellows upper and lower ends with reaction tank and entering water tank and being threadedly coupled, are pushed up in reaction tank respectively
Portion is provided with the connecting tube docked with bellows, is provided with debris cut-off case in reaction tank inner bottom part, is provided with the debris cut-off case
Primary filter screen and secondary screen, primary filter screen are located at below secondary screen, and the connecting tube lower end is openning shape, and connecting tube is successively
Through secondary screen and primary filter screen；Electric machine controller and quantitative liquid replenishing case, the motor control are provided with the top of the reaction tank
Utensil has the agitating shaft stretched into inside reaction tank, and the quantitative liquid replenishing case is fastened on reaction tank top surface, at reaction tank side bottom
Portion offers discharge outlet, and screened hour is provided with reaction tank, and the screened hour is located at the connection of discharge outlet and reaction tank side wall
Place；It is spherical cavity inside quantitative liquid replenishing case, is provided with inlet in quantitative liquid replenishing case side, liquid is provided with out in quantitative liquid replenishing bottom portion
Mouthful, air-pressure tube is provided with quantitative liquid replenishing box top, the inlet, liquid outlet and air-pressure tube are connected with spherical cavity, are entering
Check valve is equipped with liquid mouth and liquid outlet, piston is provided with the air-pressure tube, is connected with and is stretched out above air-pressure tube above piston
Piston rod；Electric machine controller includes resistance R4, chip IC 1, motor M and triode V1, it is characterised in that the resistance R4's
One end connection resistance R1, resistance R2, relay K1, relay K2, power supply VCC, relay K1 contact K1-1 not moved end 1,
Relay K2 contact K2-1 not moved end 1, the pin 4 of chip IC 1, the pin 8 of chip IC 1, the pin 4 and core of chip IC 2
Piece IC2 pin 8, resistance R4 other end connection resistance R5 and the pin 7 of chip IC 1, resistance R5 other end connection electric capacity
C1, the pin 2 of chip IC 1 and chip IC 1 pin 6, electric capacity C1 other end connection electric capacity C4, relay K1 contact K1-1
Not moved end 2, relay K2 contact K2-1 not moved end 2, triode V1 emitter stage, the pin 1 and chip of chip IC 1
IC2 pin 1, the pin 3 of chip IC 1 connect resistance R4, diode D1 negative electrode and the relay K1 other end, diode D1
Anode connection electric capacity C2, electric capacity C2 other end connection electric capacity C3 and the pin 2 of chip IC 2, triode V1 colelctor electrode connects
The connecting resistance R2 other end and diode D2 negative electrode, the diode D2 anode connection electric capacity C3 other end, resistance R1's is another
One end connection electric capacity C3, the pin 6 of chip IC 2 and the pin 7 of chip IC 2, the pin 3 of chip IC 2 connect the another of relay K2
One end.
A kind of 2. cleaned filter box of rainwater-collecting according to claim 1, it is characterised in that it is described enter chip IC 1 and core
Piece IC2 model is NE555.
3. the cleaned filter box of a kind of rainwater-collecting according to claim 1, it is characterised in that the motor M is two-way straight
Flow motor.
4. the cleaned filter box of a kind of rainwater-collecting according to claim 1, it is characterised in that the rainwater-collecting groove is with entering
It is connected through a screw thread between bucket.
A kind of 5. cleaned filter box of rainwater-collecting according to claim 1, it is characterised in that it is described enter bucket present it is big under
Small trapezoidal mesa-shaped.
6. the cleaned filter box of a kind of rainwater-collecting according to claim 1, it is characterised in that the secondary screen is activity
Carbon filtration net.
A kind of 7. cleaned filter box of rainwater-collecting according to claim 1, it is characterised in that the model of the triode V1
For 9013.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711068964.XA CN107893468A (en) | 2017-11-03 | 2017-11-03 | A kind of cleaned filter box of rainwater-collecting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711068964.XA CN107893468A (en) | 2017-11-03 | 2017-11-03 | A kind of cleaned filter box of rainwater-collecting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107893468A true CN107893468A (en) | 2018-04-10 |
Family
ID=61804050
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711068964.XA Pending CN107893468A (en) | 2017-11-03 | 2017-11-03 | A kind of cleaned filter box of rainwater-collecting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107893468A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108797751A (en) * | 2018-05-30 | 2018-11-13 | 陈藕花 | A kind of municipal works drainer that can actively adjust displacement |
| CN109056896A (en) * | 2018-09-26 | 2018-12-21 | 李方光 | A kind of automatic rain water collection cleaning of tool and rainwater collection and purification method |
| CN109095746A (en) * | 2018-09-30 | 2018-12-28 | 张同平 | A kind of waste regulation separating dry space from moist space machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205204948U (en) * | 2015-11-11 | 2016-05-04 | 永丰县广丰化工有限公司 | Calcium carbonate effluent disposal system |
| CN205563291U (en) * | 2016-04-21 | 2016-09-07 | 象山搏远智能科技有限公司 | Low -cost mixer control circuit |
| CN106966531A (en) * | 2017-06-06 | 2017-07-21 | 安徽鹰龙工业设计有限公司 | One kind energy-conservation waste water cleaning device |
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2017
- 2017-11-03 CN CN201711068964.XA patent/CN107893468A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205204948U (en) * | 2015-11-11 | 2016-05-04 | 永丰县广丰化工有限公司 | Calcium carbonate effluent disposal system |
| CN205563291U (en) * | 2016-04-21 | 2016-09-07 | 象山搏远智能科技有限公司 | Low -cost mixer control circuit |
| CN106966531A (en) * | 2017-06-06 | 2017-07-21 | 安徽鹰龙工业设计有限公司 | One kind energy-conservation waste water cleaning device |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108797751A (en) * | 2018-05-30 | 2018-11-13 | 陈藕花 | A kind of municipal works drainer that can actively adjust displacement |
| CN108797751B (en) * | 2018-05-30 | 2020-12-04 | 中广核山河环境工程有限公司 | Municipal works are with sewer device that can initiatively adjust displacement |
| CN109056896A (en) * | 2018-09-26 | 2018-12-21 | 李方光 | A kind of automatic rain water collection cleaning of tool and rainwater collection and purification method |
| CN109056896B (en) * | 2018-09-26 | 2020-02-21 | 珠海建研科技有限公司 | Automatic rainwater collecting and purifying tool and rainwater collecting and purifying method |
| CN109095746A (en) * | 2018-09-30 | 2018-12-28 | 张同平 | A kind of waste regulation separating dry space from moist space machine |
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Application publication date: 20180410 |