CN109386021A - A kind of rain collector - Google Patents
A kind of rain collector Download PDFInfo
- Publication number
- CN109386021A CN109386021A CN201811464640.2A CN201811464640A CN109386021A CN 109386021 A CN109386021 A CN 109386021A CN 201811464640 A CN201811464640 A CN 201811464640A CN 109386021 A CN109386021 A CN 109386021A
- Authority
- CN
- China
- Prior art keywords
- well body
- turntable
- strainer
- discharge outlet
- shaft
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 claims abstract description 6
- 238000009827 uniform distribution Methods 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims 1
- 239000012535 impurity Substances 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000003344 environmental pollutant Substances 0.000 description 3
- 231100000719 pollutant Toxicity 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 208000019901 Anxiety disease Diseases 0.000 description 1
- 238000006424 Flood reaction Methods 0.000 description 1
- 230000036506 anxiety Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B3/00—Methods or installations for obtaining or collecting drinking water or tap water
- E03B3/02—Methods or installations for obtaining or collecting drinking water or tap water from rain-water
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/01—Filters with filtering elements which move during the filtering operation with translationally moving filtering elements, e.g. pistons
- B01D33/03—Filters with filtering elements which move during the filtering operation with translationally moving filtering elements, e.g. pistons with vibrating filter elements
- B01D33/0346—Filters with filtering elements which move during the filtering operation with translationally moving filtering elements, e.g. pistons with vibrating filter elements with flat filtering elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/44—Regenerating the filter material in the filter
- B01D33/46—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element
- B01D33/461—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element brushes
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/04—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
- E03F5/06—Gully gratings
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/14—Devices for separating liquid or solid substances from sewage, e.g. sand or sludge traps, rakes or grates
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/108—Rainwater harvesting
Landscapes
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Environmental & Geological Engineering (AREA)
- Multiple-Way Valves (AREA)
- Sewage (AREA)
Abstract
A kind of rain collector, initial stage of the very good solution the rainwater-collecting during cut the work of dirty abandoned stream, while easy to operate；Its technical solution solved includes well body, well body is equipped with shaft, strainer is equipped in well body, shaft is equipped with cam, the rear wall of well body is equipped with turntable, the rear wall of well body is equipped with the first discharge outlet and the second discharge outlet, and arc groove and through-hole are offered on the end face of turntable, and the first discharge outlet can not be connected to well body inside simultaneously with the second discharge outlet；The front end of turntable is connected with drive disk, the outer rim of drive disk is equipped with strut, the lower end of strainer is connected with vertical bar, the lower end of vertical bar is equipped with pawl, and strainer, which moves down, to push strut to drive turntable rotation through pawl, and strainer, which moves up pawl, to drive drive disk to rotate, in turntable rotation process, arc groove and the first discharge outlet are constantly in connected state, and when turntable, which turns to through-hole, to be connected to the second discharge outlet, shaft stops operating；Present inventive concept is novel.
Description
Technical field
The present invention relates to rainwater harvesting technology field, especially a kind of rain collector.
Background technique
The water resource in China is very deficient, is classified as one of 13 poor-water states by the United Nations.With the high speed development of urbanization,
The anxiety of urban water resource, and the increase of the Permeable stratum areas such as a large amount of earth's surface, road, house are exacerbated, city is made
Precipitation infiltration amount greatly reduces, and the storm runoff in city is easy to generate the floods such as ponding, waterlogging.The recycling of urban rainwater
Using being a kind of new integrated technology of increasing income and decreasing expenditure, it is not only able to alleviation water pressure in short supply, moreover it is possible to rain when sharing heavy rain
The discharge pressure of water pipe reduces the generation of ponding, waterlogging etc..However contain a large amount of pollutant, especially initial stage rain in rainwater
Water water quality is poor, is not able to satisfy the requirement that people use.Thus during rainwater treatment, early-stage rainwater stream abandoning be it is a kind of very
Effective Water-quality control technology rationally designs most of pollutant in controllable runoff, including tiny or dissolubility pollutant.
Furthermore during rainwater-collecting, due to containing a large amount of sundries in initial rainwater, it is easy to cause the stifled of abandoned stream mouth
Plug, the problem of causing well body to overflow, and on rainy day clear up very inconvenient, the effect of rainwater-collecting can be seriously affected
Rate.
Therefore a kind of can effectively prevent is designed to block while can carry out automatically abandoned stream to cut dirty device to be to have very much
It is necessary.
Summary of the invention
For above situation, for the defect for overcoming the prior art, the present invention provides a kind of rain collectors, well
Solves the work of initial stage section dirty abandoned stream during rainwater-collecting, while easy to operate.
Its technical solution solved includes well body, and the front-rear side walls of well body are equipped with rotatable shaft, are equipped in well body
The strainer being placed in below shaft is respectively equipped with cam in the outer rim of the rear and front end in shaft, and outer edge surface and the strainer of cam connect
Touching, the rotation of shaft can be moved up and down by cam driven strainer, and the rear wall of well body, which is equipped with, to be placed in below strainer and can turn
Dynamic turntable, the rear wall of well body are equipped with the first discharge outlet and the second discharge outlet in same level, the end of turntable
Arc groove and through-hole are offered on face, the angle between the center and through hole center of arc groove is 135 °, the central angle of arc groove
Be 90 °, the first discharge outlet can through be connected to inside arc groove and well body, the second discharge outlet can via through holes and well body inside be connected to, the
One discharge outlet can not be connected to well body inside simultaneously with the second discharge outlet；
The front end of the turntable is connected with drive disk, and the outer rim of drive disk is equipped with the strut of multiple circumference uniform distributions, strainer
Lower end is connected with vertical bar, and the lower end of vertical bar is equipped with pawl, and pawl can be contacted with strut, and strainer, which moves down, to push branch through pawl
Bar drives turntable rotation, and strainer, which moves up pawl, to drive drive disk to rotate, in turntable rotation process, arc groove and first
Discharge outlet is constantly in connected state, and when turntable, which turns to through-hole, to be connected to the second discharge outlet, shaft stops operating.
Present inventive concept is novel, clever structure, and initial stage of very good solution during rainwater-collecting cuts dirty abandoned stream
Work, at the same it is easy to operate, it can effectively improve use demand.
Detailed description of the invention
Fig. 1 is main view at drive disk of the present invention.
Fig. 2 is that turntable of the present invention is placed in schematic front view when the first discharge outlet is connected to arc groove.
Fig. 3 is side view of the present invention.
Fig. 4 is top view of the present invention.
Fig. 5 is partial enlarged view in Fig. 3 of the present invention.
Fig. 6 is partial enlarged view in Fig. 1 of the present invention.
Fig. 7 is pawl position of the present invention top view.
Fig. 8 is turntable schematic diagram of the present invention.
Fig. 9 turns to through-hole for turntable of the present invention and is connected to schematic diagram with the second discharge outlet.
Specific embodiment
Below in conjunction with attached drawing, specific embodiments of the present invention will be described in further detail.
By Fig. 1-9 it is found that the present invention includes well body 1, the front-rear side walls of well body 1 are equipped with rotatable shaft 2, well body 1
It is interior to be equipped with the strainer 3 for being placed in 2 lower section of shaft, cam 4, the outer rim of cam 4 are respectively equipped in the outer rim of the rear and front end in shaft 2
Face is contacted with strainer 3, and the rotation of shaft 2 can be moved up and down by cam 4 with electric filter 3, and the rear wall of well body 1, which is equipped with, to be placed in
The lower section of strainer 3 and rotatable turntable 5, the rear wall of well body 1 are equipped with the first discharge outlet 6 in same level and the
Two discharge outlet 7, offer arc groove 12 and through-hole 13 on the end face of turntable 5, between 13 center of center and through-hole of arc groove 12
Angle be 135 °, the central angle of arc groove 12 is 90 °, the first discharge outlet 6 can through being connected to inside arc groove 12 and well body 1, the
Two discharge outlet 7 can be connected to inside via through holes 13 and well body 1, and the first discharge outlet 6 and the second discharge outlet 7 can not be simultaneously and in well bodies 1
Portion's connection；
The front end of the turntable 5 is connected with drive disk 8, and the outer rim of drive disk 8 is equipped with the strut 9 of multiple circumference uniform distributions, filter
The lower end of net 3 is connected with vertical bar 10, and the lower end of vertical bar 10 is equipped with pawl 11, and pawl 11 can be contacted with strut 9, and strainer 3 is to moving down
Dynamic to push strut 9 that turntable 5 is driven to rotate through pawl 11, strainer 3, which moves up pawl 11, cannot drive drive disk 8 to rotate, and turn
In 5 rotation process of disk, arc groove 12 and the first discharge outlet 6 are constantly in connected state, when turntable 5 turns to through-hole 13 and second
When discharge outlet 7 is connected to, shaft 2 stops operating.
For the ease of carrying out cycle operation, the back center position of the drive disk 8 is equipped with pin shaft 14, and pin shaft 14 runs through
Turntable 5 is mounted on the rear wall of well body 1, is connected with the torsional spring being sleeved on pin shaft 14 between 1 rear wall of turntable 5 and well body
15, the outer edge surface that pin shaft 14 is matched with turntable 5 is equipped with bayonet lock 16, offers on the inner wall that turntable 5 is matched with pin shaft 14
The pin hole 17 of four circumference uniform distributions, bayonet lock 16 can stick into pin hole 17, and drive disk 8 can drive the rotation of turntable 5 through bayonet lock 16, when
When torsional spring 15 is screwed greater than 90 °, bayonet lock 16 can be detached under the action of torsional spring 15 with corresponding pin hole 17, and turntable 5 can be in torsional spring
It is rotated backward under the action of 15, until bayonet lock 16 sticks into another pin hole 17.
For the ease of clearing up the silt in rainwater, the bottom of the well body 1 is equipped with bellmouth 18, bellmouth 18
Lower end be connected with desilting tube 19.
The impurity on strainer 3 is cleared up in order to realize, the left side wall of the well body 1 is equipped with and can move left and right
Push plate 20 is connected with pressure spring 21 between push plate 20 and well body 1, push plate 20 is located at the left side of well body 1, well when pressure spring 21 is in former long
Body 1 is equipped with electromagnet 22, electromagnet 22 be powered can electromagnet 22 by electrical system control, the energization of electromagnet 22 can push
It is that pressure spring 21 is stretched that plate 20, which moves right, and electromagnet 22 is controlled through control system, and the right side wall of well body 1 is equipped with and push plate 20
Corresponding clean-up port 23.
In order to realize moving up and down for strainer 3, it is connected with spring 24 between 1 side wall of lower end and well body of the strainer 3,
Strainer 3 can move up under the action of spring 24.
In order to realize the rotation of shaft 2, one end of the shaft 2 is connected with stepper motor.
In order to avoid the interference that drive disk 8 flows rainwater, the end face of the drive disk 8 is filter-plate structure.
For the present invention when specifically used, the control system of stepper motor and the set-up of control system of electromagnet 22 are in room
Interior, shaft 2 is interspersed on the front-rear side walls of well body 1；In the initial state, arc groove 12 and the first discharge outlet 6 are in connected state
State, through-hole 13 is not connected to the second discharge outlet 7, and when encountering rainy weather, when needing to collect rainwater, operator is first at this time
The starting of stepper motor is controlled indoors, and stepper motor starting once can be rotated identical circle number, and the rotation of stepper motor drives
The rotation of the rotation of shaft 2, shaft 2 can push strainer 3 to move down through cam 4, and strainer 3 can be under the action of spring 24 upwards
It is mobile, and then realize the up-down vibration movement of strainer 3, effectively impurity can be carried out by the up-down vibration of strainer 3 at this time
Filter, while the blocking that strainer 3 causes strainer 3 can be blocked to avoid impurity；Filtered rainwater can be with by arc groove 12 at this time
It is discharged from the first discharge outlet 6, the first discharge outlet 6 is connected to municipal pipeline；Since the lower section of strainer 3 is equipped with vertical bar 10, vertical bar 10
It is equipped with pawl 11, strainer 3 moves down the rotation that Shi Kejing pawl 11 drives drive disk 8, since strainer 3 moves down once
Only drive disk 8 is driven to rotate certain angle, drive disk 8 follows the intermittent rotary of strainer 3 at this time, rotates in drive disk 8
In the process, drive disk 8 can the rotation through bayonet lock 16 Yu the mating band turn disk 5 of pin hole 17, turntable 5 during rotation, arc
Slot 12 is constantly in the connected state with the first discharge outlet 6, the carry out drain operation that can continue at this time, when turntable 5 turns to
When through-hole 13 is connected to the second discharge outlet 7, arc groove 12 and the first discharge outlet 6 misplace at this time, the rainwater via through holes 13 in well body 1
It is discharged with from the second discharge outlet 7, the second discharge outlet 7 is connected to reservoir, can be collected processing, this time step to rainwater at this time
Into motor stalls, turntable 5 is maintained at the state that through-hole 13 is connected to drainage hole, at this time can according to rainy day it is lasting when
Between rainwater is collected.
Simultaneously during rainwater-collecting, operator can control the energization of electromagnet 22 by electric control system,
The energization of electromagnet 22, which will push push plate 20 and move to the right, clears up the impurity of the upper surface of strainer 3, pushes away impurity to the right
It is dynamic to enter in clean-up port 23；Electromagnet 22 is triggered primary, it can be achieved that push plate more than 20 times movements, realization repeatedly cleaning are complete at this time
It is recycled at one action.
When being again started up stepper motor, stepper motor rotation at this time can continue to drive by the pawl 11 of 3 lower section of strainer
Drive disk 8 rotates, and drive disk 8 will continue to drive turntable 5 to rotate through bayonet lock 16, due to being connected between 1 side wall of turntable 5 and well body
Torsional spring 15, when 15 torsion of torsional spring is larger, bayonet lock 16 can be detached under the action of torsional spring 15 with corresponding pin hole 17, and turntable 5 can
It is rotated backward under the action of torsional spring 15, until bayonet lock 16 sticks into another pin hole 17；Since turntable 5 is matched with pin shaft 14
Inner hole set the pin hole 17 there are four circumference uniform distribution, the angle between two adjacent pin holes 17 is 90 °, can be very good reality at this time
It now when turntable 5 rotates more than 90 °, can carry out inverting once, can be very good to carry out cycle operation.
Furthermore the present invention is equipped with bellmouth 18 in the bottom of well body 1, can be very good to sink to the silt by strainer 3
Shallow lake is collected, and can periodically be cleared up silt by desilting tube 19.
The section of well body 1 in the present invention can be rectangular or circle, when well body 1 is round, in the present invention
Written is all around the orientation on the basis of main view.
The present invention passes through the structure for devising the strainer 3 that can descend vibration, avoids the impurity in rainwater and is attached to 3 table of strainer
Face rings emission effect, while devising the first discharge outlet 6 and arc groove 12 and the second discharge outlet 7 that two do not penetrate through simultaneously
With through-hole 13, the discharge of initial rainwater and the collection of middle and later periods rainwater are effectively separated well, realizes cut dirt well
Abandoned stream effect.
The present invention, can be with also by devising 22 control system of step motor control system and electromagnet disposed within
The present apparatus is controlled indoors in the rainy day, and can be fine by devising push plate 20, clean-up port 23 and desilting tube 19
Impurity and silt are cleared up respectively, avoid blindly discharge caused by municipal administration pressure.
Present inventive concept is novel, clever structure, and initial stage of very good solution during rainwater-collecting cuts dirty abandoned stream
Work, at the same it is easy to operate, it can effectively improve use demand.
Claims (7)
1. a kind of rain collector, including well body (1), which is characterized in that the front-rear side walls of the well body (1) are equipped with can
The shaft (2) of rotation, well body (1) is interior to be equipped with the strainer (3) being placed in below shaft (2), the outer rim of the rear and front end in shaft (2)
On be respectively equipped with cam (4), the outer edge surface of cam (4) is contacted with strainer (3), and the rotation of shaft (2) can be driven by cam (4)
Strainer (3) moves up and down, and the rear wall of well body (1), which is equipped with, is placed in strainer (3) lower section and rotatable turntable (5), well body (1)
Rear wall be equipped with the first discharge outlet (6) and the second discharge outlet (7) in the same level, on the end face of turntable (5)
Arc groove (12) and through-hole (13) are offered, the angle between the center and through-hole (13) center of arc groove (12) is 135 °, arc
The central angle of shape slot (12) is 90 °, and the first discharge outlet (6) can be through being connected to inside arc groove (12) and well body (1), the second discharge outlet
(7) can be connected to inside via through holes (13) and well body (1), the first discharge outlet (6) and the second discharge outlet (7) can not and meanwhile and well body
(1) internal connection；
The front end of the turntable (5) is connected with drive disk (8), and the outer rim of drive disk (8) is equipped with the branch of multiple circumference uniform distributions
Bar (9), the lower end of strainer (3) are connected with vertical bar (10), and the lower end of vertical bar (10) is equipped with pawl (11), and pawl (11) can be with strut
(9) it contacts, strainer (3), which moves down, to push strut (9) to drive turntable (5) rotation through pawl (11), and strainer (3) moves up
Pawl (11) cannot drive drive disk (8) to rotate, and in turntable (5) rotation process, arc groove (12) and the first discharge outlet (6) are always
In connected state, when turntable (5), which turns to through-hole (13), to be connected to the second discharge outlet (7), shaft (2) stops operating.
2. a kind of rain collector according to claim 1, which is characterized in that in the rear side of the drive disk (8)
Center portion position is equipped with pin shaft (14), and pin shaft (14) is mounted on the rear wall of well body (1) through turntable (5), turntable (5) and well body
(1) torsional spring (15) being sleeved on pin shaft (14), the outer edge surface that pin shaft (14) is matched with turntable (5) are connected between rear wall
It is equipped with bayonet lock (16), the pin hole (17) there are four circumference uniform distribution, card is opened up on the inner wall that turntable (5) is matched with pin shaft (14)
Pin (16) can stick into pin hole (17), and drive disk (8) can drive the rotation of turntable (5) through bayonet lock (16), when torsional spring (15) screws
When greater than (90) °, bayonet lock (16) can be detached under the action of torsional spring (15) with corresponding pin hole (17), and turntable (5) can be in torsional spring
(15) it is rotated backward under the action of, until bayonet lock (16) stick into another pin hole (17).
3. a kind of rain collector according to claim 1, which is characterized in that the bottom of the well body (1) is equipped with
Bellmouth (18), the lower end of bellmouth (18) are connected with desilting tube (19).
4. a kind of rain collector according to claim 1, which is characterized in that on the left side wall of the well body (1)
It equipped with the push plate (20) that can be moved left and right, is connected between push plate (20) and well body (1) pressure spring (21), pressure spring (21) is in former long
When push plate (20) be located at the left side of well body (1), well body (1) is equipped with electromagnet (22), and electromagnet (22) energization can electromagnet
(22) by electrical system control, it is that pressure spring (21) is stretched that electromagnet (22) energization, which can push push plate (20) to move right, electricity
Magnet (22) is controlled through control system, and the right side wall of well body (1) is equipped with clean-up port (23) corresponding with push plate (20).
5. a kind of rain collector according to claim 1, which is characterized in that the lower end of the strainer (3) and well
It is connected with spring (24) between body (1) side wall, strainer (3) can move up under the action of spring (24).
6. a kind of rain collector according to claim 1, which is characterized in that one end of the shaft (2) connects
There is stepper motor.
7. a kind of rain collector according to claim 1, which is characterized in that the end face of the drive disk (8) is
Filter-plate structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811464640.2A CN109386021B (en) | 2018-12-03 | 2018-12-03 | Rainwater collecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811464640.2A CN109386021B (en) | 2018-12-03 | 2018-12-03 | Rainwater collecting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109386021A true CN109386021A (en) | 2019-02-26 |
| CN109386021B CN109386021B (en) | 2020-06-09 |
Family
ID=65429684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811464640.2A Active CN109386021B (en) | 2018-12-03 | 2018-12-03 | Rainwater collecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109386021B (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110512710A (en) * | 2019-09-04 | 2019-11-29 | 长沙凯泽工程设计有限公司 | A kind of sewage pipe processing unit |
| CN110644601A (en) * | 2019-10-11 | 2020-01-03 | 宁波械色自动化技术有限公司 | Emergency flood control drainage well lid |
| CN110747981A (en) * | 2019-11-26 | 2020-02-04 | 沈阳农业大学 | Can prevent forest that impurity falls into precipitation collection device for hydrology |
| CN110747984A (en) * | 2019-11-16 | 2020-02-04 | 华北水利水电大学 | Be applied to automatic clearance impurity water conservancy pipeline of dykes and dams |
| CN111495007A (en) * | 2020-04-08 | 2020-08-07 | 陈锦华 | Sewage treatment removes different anti-return water conservancy diversion discharge mechanism |
| CN111735163A (en) * | 2020-06-24 | 2020-10-02 | 浙江穗丰机电科技有限公司 | Air conditioner cooling system for storage |
| CN112832367A (en) * | 2021-01-05 | 2021-05-25 | 劳远明 | Low-energy-consumption green building |
| CN114635390A (en) * | 2022-04-07 | 2022-06-17 | 山东临沂水利工程总公司 | Novel water-proof drainage device for hydraulic engineering construction |
| CN117619008A (en) * | 2024-01-26 | 2024-03-01 | 西安康诺化工有限公司 | Chemical product filter and filtering method thereof |
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| CN207176805U (en) * | 2017-08-15 | 2018-04-03 | 安徽柏桦电力科技有限公司 | A kind of electronic flow abandoning apparatus utilized for rainwater recycle |
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