CN106368291A - Closure type gutter inlet capable of desanding and limiting current - Google Patents
Closure type gutter inlet capable of desanding and limiting current Download PDFInfo
- Publication number
- CN106368291A CN106368291A CN201610916030.6A CN201610916030A CN106368291A CN 106368291 A CN106368291 A CN 106368291A CN 201610916030 A CN201610916030 A CN 201610916030A CN 106368291 A CN106368291 A CN 106368291A
- Authority
- CN
- China
- Prior art keywords
- inlet
- desanding
- base plate
- stom water
- water
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 86
- 239000010865 sewage Substances 0.000 claims abstract description 25
- 239000012535 impurity Substances 0.000 claims abstract description 9
- 101100366940 Mus musculus Stom gene Proteins 0.000 claims description 38
- 239000000463 material Substances 0.000 claims description 6
- 239000011152 fibreglass Substances 0.000 claims description 5
- 229920001903 high density polyethylene Polymers 0.000 claims description 5
- 230000009189 diving Effects 0.000 claims description 4
- NRTLIYOWLVMQBO-UHFFFAOYSA-N 5-chloro-1,3-dimethyl-N-(1,1,3-trimethyl-1,3-dihydro-2-benzofuran-4-yl)pyrazole-4-carboxamide Chemical compound C=12C(C)OC(C)(C)C2=CC=CC=1NC(=O)C=1C(C)=NN(C)C=1Cl NRTLIYOWLVMQBO-UHFFFAOYSA-N 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 230000005484 gravity Effects 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 238000009428 plumbing Methods 0.000 claims description 2
- 230000009467 reduction Effects 0.000 claims description 2
- 230000007423 decrease Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 235000020681 well water Nutrition 0.000 description 2
- 239000002349 well water Substances 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003020 moisturizing effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Classifications
-
- 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
- E03F5/0401—Gullies for use in roads or pavements
- E03F5/0404—Gullies for use in roads or pavements with a permanent or temporary filtering device; Filtering devices specially adapted therefor
-
- 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
- E03F2201/00—Details, devices or methods not otherwise provided for
- E03F2201/10—Dividing the first rain flush out of the stormwater flow
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Sewage (AREA)
Abstract
The invention discloses a closure type gutter inlet capable of desanding and limiting a current. The closure type gutter inlet comprises a gutter inlet main body, a water inlet grate (1), a desanding assembly, a rainwater pipe (2) and a sewage interception assembly, wherein the water inlet grate (1), the desanding assembly, the rainwater pipe (2) and the sewage interception assembly are sequentially arranged on the gutter inlet main body from top to bottom. The sewage interception assembly comprises a sewage interception sewage pipe (3), the front end of the sewage interception sewage pipe (3) is provided with a current limiter (9) for limiting sewage flow, and the rear end of the sewage interception sewage pipe (3) is connected with an external sewage pipeline. Compared with the prior art, the closure type gutter inlet can effectively remove impurities in rainwater, such as gravels, the gravels are removed conveniently, the gutter inlet is not blocked easily, and initial rainwater can be held back and is prevented from being discharged into a rainwater pipeline and the like.
Description
Technical field
The present invention relates to municipal drainage field, especially relate to a kind of can desanding current limliting shutoff type inlet for stom water.
Background technology
Sewerage system is made up of storm-water system and sewerage.Inlet for stom water refers to pipe drainage system and collects earth's surface
The facility of water, collects the structures of rainwater on Storm Sewer System or combined sewer, is made up of water inlet grate, well bore and arm etc., is
The basic component units of storm-water system.Road, meadow, in addition some building rain water on roof first pass through into water grate import rainwater
Mouthful, then flow into river or lake through connecting pipe.Inlet for stom water is the entrance that rainwater enters Urban Underground, collects ground rainwater
Critical facility, the rainwater that sky is dropped is routed directly to the passage of urban rivers and lakes water system, is municipal drainage piping Accumulated Rainwater runoff
Bottleneck, be again urban non-point source pollution thing enter water environment primary channel.It both drained flooded fields for urban road, was municipal water again
Body moisturizing.
Although traditional inlet for stom water also can collect rainwater, there are some significant shortcomings: one is that traditional inlet for stom water is usually
Concrete material, fragility is big, easily aging and easy fracture；Two is to only have rain pipe in traditional inlet for stom water, and early-stage rainwater also can enter
Enter rain pipe, lead to rainwater to be contaminated；Three is that traditional inlet for stom water does not have desanding device, draws clearly inconvenience, easily blocks.As in
State's patent zl201620070049.9 discloses a kind of inlet for stom water, including water grate, filter in bucket, there is the well bore of opening；Filter
Interior bucket is detachably arranged in well bore, and water grate is arranged at the opening of well bore；In filtration, the bottom of bucket and side wall are all uniformly provided with
Multiple filter openings.
Content of the invention
The purpose of the present invention provide to overcome the defect that above-mentioned prior art exists a kind of can desanding current limliting
Shutoff type inlet for stom water.
The purpose of the present invention can be achieved through the following technical solutions:
A kind of can desanding current limliting shutoff type inlet for stom water, including inlet for stom water main body, and be successively set on rain from top to bottom
Water inlet grate in the main body of the mouth of a river, desanding assembly, rain pipe and section dirty assembly, wherein, the described dirty assembly that cuts includes intercepting sewage
Pipe, the front end of intercepting sewer is provided with the current limiter for limiting the discharge of sewage, and rear end connects outside plumbing drain.
Preferably, described desanding assembly includes the string bag and the hand basket setting gradually from top to bottom, and wherein, the string bag is arranged on
The inner upper end of inlet for stom water main body, and against water inlet grate bottom.
It is furthermore preferred that described hand basket includes bracing frame and hand basket, described bracing frame is fixedly mounted on inlet for stom water main body
Inside, described hand basket is placed on bracing frame.
It is further preferred that described hand basket includes base plate and side panel, described side panel is arranged on plate upper surface
And combine formation basket shape, side panel and base plate are equipped with filtering holes.
Still more preferably, described base plate is folding structure, is additionally provided with pull bar, trip lever and folding on base plate
Bar, wherein, described pull bar is connected with base plate, and described trip lever is located at the inside of pull bar, and can inside pull bar on move down
Dynamic, the two ends of described folding rod are also respectively articulated with base plate and trip lever；
During hand basket work, pin between trip lever and pull bar and fix, base plate is in plane tabular, and keeps tight with side panel
Contact composition basket shape；When needing to empty the internal impurity of hand basket, unlock between trip lever and pull bar, base plate is rolled under gravity
Folded, respectively to central reduction with move down under base plate drive, impurity empties from bottom dropped out for folding rod and trip lever.
It is furthermore preferred that being connected by buckle structure between described hand basket and bracing frame.
It is furthermore preferred that described hand basket is made using fiberglass or hdpe material.
Preferably, described stop includes chamber, flashboard and linkage unit, and described chamber bottom opens and is in and rain
The diving cover structure of mouth of a river body interior connection, has the limber connecting described intercepting sewer in a side lower part of chamber
Mouthful, described flashboard is close to carry the side inwall of limber mouth in chamber, and is moved down along along inwall by linkage unit drive
Dynamic；
During work, linkage unit drives flashboard to move up and down along chamber inwall according to SEA LEVEL VARIATION in stop, changes dirty
The open state of water orifice, realizes current limliting.
It is furthermore preferred that described linkage unit includes fork, mobile jib and ball float, wherein, described mobile jib passes through fork
Middle part, the two ends of mobile jib are separately fixed on the inwall of chamber, and the two ends of described fork connect flashboard and ball float respectively.
It is furthermore preferred that with the slope design being easy to rainwater water inlet around described water inlet grate.
Hand basket in the present invention is used for intercepting the impurity such as the gravel in rainwater, including pull bar, folding rod, trip lever bracing frame
And base plate.Pull bar and base plate connect, and trip lever and folding rod are directly connected to, and trip lever is located at the inside of pull bar.Hand basket is placed on
On bracing frame, base plate and hand basket surrounding have been covered with circular hole, and when rainwater passes through hand basket, water can pass freely through circular hole, gravel
It is retained on base plate.Water can be crossed in the side bottom of hand basket, and when base plate is plugged, water can be freely from hand basket side bottom
Cross water.When needing to empty hand basket, lifting device and pull bar are connected, hand basket is pulled out, pull the trip lever in pull bar, base plate
Fold under the drive of folding rod and open, gravel can fall from bottom.Empty Deng hand basket after being over, then put back in inlet for stom water
On bracing frame, enter next round work.
In the present invention, current limiter is unpowered current limiter, without external power during operation, saves electric energy.The bore in aperture with
The internal diameter of intercepting sewer is identical.Chamber is designed to cover structure of diving under water, and the bottom of chamber is open, has one in chamber all the time
Fixed air, during operation, the air in chamber is caught in and will not flow out, and due to the effect of air pocket, the pressure in chamber is more than outer
The pressure in portion, the water level in chamber is consistently lower than external water level, jointly controls ball float by the air in outside liquid level and chamber
Height, thus controlling the open degree of flashboard, realize out the constant control of stream by liquid level and orifice area.Linkage unit includes
Fork, the mobile jib through fork, the two ends of fork are connected with ball float, flashboard respectively, and the two ends of mobile jib are separately fixed at chamber
Inwall on, when ball float rises, one end of fork declines thus driving flashboard to decline；When ball float declines, one end of fork rises
Thus driving flashboard to rise.Because ball float, flashboard and linkage unit are arranged in chamber, it is to avoid because external water level exceedes
The maximum mobile highly risk that the current limliting causing lost efficacy of ball float, in addition, in well during SEA LEVEL VARIATION, the ball float in chamber does not need
Mobile identical distance, this is because in chamber airtight compressed air to the downward pressure of ball float, this allows for current limiter
Less well body can be suitable for, applied widely.
Compared with prior art, the invention has the advantages that
1) upper end of inlet for stom water is provided with the string bag, can effectively remove larger miscellaneous of plastic bag in rainwater, branch equal-volume
Matter.
2) upper end of inlet for stom water is provided with hand basket, can effectively remove the impurity such as gravel in rainwater.
3) lower end of inlet for stom water is provided with intercepting sewer, can retain early-stage rainwater, and rain pipe front end is provided with limit
Stream device, can precisely limit intercepting sewer flow.
4) inlet for stom water is the integrated design, can Assembling, install simple
5) inlet for stom water material is fiberglass or hdpe, and light weight, intensity are high, corrosion-resistant.
Brief description
Fig. 1 is the superstructure schematic diagram of the present invention；
Fig. 2 is the understructure schematic diagram of the present invention；
Fig. 3 is the cross-sectional view of the present invention；
Fig. 4 is the structural representation of the linkage unit of the present invention；
In figure, 1- water inlet grate, 2- rain pipe, 3- intercepting sewer, the 4- string bag, 5- hand basket, 6- pull bar, 7- folding rod, 8-
Base plate, 9- current limiter, 10- chamber, 11- ball float, 12- flashboard, 13- sewage aperture, 14- fork, 15- mobile jib, 16- trip lever,
17- bracing frame.
Specific embodiment
The present invention is described in detail with specific embodiment below in conjunction with the accompanying drawings.
Embodiment 1
A kind of can desanding current limliting shutoff type inlet for stom water, as shown in FIG. 1 to 3, including water inlet grate 1, water inlet grate 1 around have
The gradient, rainwater along the gradient pass through intake grate 1 enter well in, rainwater passes sequentially through the string bag 4 and hand basket 5, hand basket 5 include pull bar 6,
Folding rod 7, trip lever 16, base plate 8 and side panel, early-stage rainwater is through intercepting sewer 3 blowdown to outside sewage network, dirt of damming
Water pipe 3 front end arranges current limiter 9, and current limiter 9 includes chamber 10, sewage aperture 13, the ball float 11 in chamber 10 and flashboard
12, sewage aperture 13 is connected with intercepting sewer 3, is connected with linkage unit between ball float 11 and flashboard 12, and ball float 11 rises
Or when declining, drive flashboard 12 down or up.After water level reaches the ttom of pipe of rain pipe 2, stormwater overflow, to rain pipe 2, enters
River course.
The string bag 4 in the present embodiment is arranged on the top of inlet for stom water main body, can effectively intercept plastic bag in rainwater,
The larger impurity of branch equal-volume.
Hand basket 5 in the present embodiment is used for intercepting the impurity such as the gravel in rainwater, including pull bar 6, folding rod 7, trip lever
16 bracing frames 17 and base plate 8.Pull bar 6 and base plate 8 connect, and trip lever 16 and folding rod 7 are directly connected to, and trip lever 16 is located at pull bar
6 inside.Hand basket 5 is placed on bracing frame 17, and the side panel of base plate 8 and hand basket surrounding has all been covered with circular hole, and rainwater passes through
During hand basket 5, water can pass freely through circular hole, and gravel is retained on base plate 8.Water can be crossed in the side panel bottom of hand basket, when base plate 8
When being plugged, water freely can cross water from hand basket side panel bottom.When needing to empty hand basket 5, lifting device and pull bar 6 are connected
Connect, hand basket 5 is pulled out, untie the trip lever 16 in pull bar 6, base plate 8 folds under the drive of folding rod 7 and opens, gravel meeting
Fall from bottom.After emptying and be over Deng hand basket 5, then put back on the bracing frame 17 in inlet for stom water, enter next round work.
The surrounding of hand basket 5 does buckle supporting construction, conveniently proposes hand basket in well.
Hand basket 5 is made using fiberglass or hdpe material.
The overall dimensions of hand basket 5 can be 1m*1m*0.5m, and effective volume is 0.5m3.
In the present embodiment, current limiter 9 is unpowered current limiter, without external power during operation, saves electric energy.Sewage aperture
13 bore is identical with the internal diameter of intercepting sewer 3.Chamber 10 is designed to cover structure of diving under water, and the bottom of chamber 10 is open,
All the time there is certain air, during operation, the air in chamber 10 is caught in and will not flow out, due to the work of air pocket in chamber 10
Be more than outside pressure with, the pressure in chamber 10, the water level in chamber 10 is consistently lower than external water level, by outside liquid level and
Air in chamber 10 jointly controls the height of ball float 11, thus controlling the open degree of flashboard 12, by liquid level and sewage aperture
13 areas realize out the constant control of stream.Linkage unit includes fork 14, passes through the mobile jib 15 of fork 14, and the two ends of fork 14 are divided
It is not connected with ball float 11, flashboard 12, the two ends of mobile jib 15 are separately fixed on the inwall of chamber 10, when ball float 11 rises, pendulum
One end of bar 14 declines thus driving flashboard 12 to decline；When ball float 11 declines, one end of fork 14 rises thus driving flashboard 12
Rise.Because ball float 11, flashboard 12 and linkage unit are arranged in chamber 10, it is to avoid because external water level exceedes ball float 11
The maximum mobile highly risk that the current limliting causing lost efficacy, in addition, in well during SEA LEVEL VARIATION, the ball float 11 in chamber 10 does not need
Mobile identical distance, this is because in chamber 10 airtight compressed air to the downward pressure of ball float 11, this allows for limiting
Stream device 9 can be suitable for less well body, applied widely.
It is responsible for current limliting when current limiter 9 needs to significantly alter flow it is not necessary to change whole equipment it is only necessary to change
Flashboard 12, convenient and swift, time saving and energy saving, save cost.
A diameter of dn100 of current limiter 9, current limliting flow is 2-10l/s.
Current limiter 9 is made using fiberglass or hdpe material.
The use pattern of current limiter 9 mainly includes during small-sized rainfall and two kinds of storm period inter mode:
(1) under small-sized flush period inter mode, flashboard 12 is in rest position, and early-stage rainwater passes through water inlet grate 1 and enters well
Interior, sewage aperture 13 is completely unimpeded, and the ball float 11 in chamber 10 is similarly in the rest position of sewage aperture 13 top.
(2), during heavy rains under pattern, early-stage rainwater passes through water inlet grate 1 and enters in well, and Well Water Level rises, in chamber 10
Water level also can rise therewith, and water level once reaches the position of chamber 10 inner float ball 11, and control mechanism starts immediately, ball float 11 upper
Rising leads to flashboard 12 to decline, and therefore decreases the cross-sectional area in sewage aperture 13, limits the size in sewage aperture 13, thus limiting
Flow processed.
The above-mentioned description to embodiment is to be understood that and use invention for ease of those skilled in the art.
Person skilled in the art obviously easily can make various modifications to these embodiments, and described herein general
Principle is applied in other embodiment without through performing creative labour.Therefore, the invention is not restricted to above-described embodiment, ability
, according to the announcement of the present invention, the improvement made without departing from scope and modification all should be the present invention's for field technique personnel
Within protection domain.
Claims (10)
1. a kind of can desanding current limliting shutoff type inlet for stom water it is characterised in that including inlet for stom water main body, and from top to bottom successively
It is arranged on water inlet grate (1) in inlet for stom water main body, desanding assembly, rain pipe (2) and cuts dirty assembly, wherein, described cuts dirty group
Part includes intercepting sewer (3), and the front end of intercepting sewer (3) is provided with the current limiter (9) for limiting the discharge of sewage, and rear end is even
Connect outside plumbing drain.
2. according to claim 1 a kind of can desanding current limliting shutoff type inlet for stom water it is characterised in that described desanding group
Part includes the string bag (4) setting gradually from top to bottom and hand basket (5), and wherein, the string bag (4) is arranged on the inside of inlet for stom water main body
End, and against water inlet grate (1) bottom.
3. according to claim 2 a kind of can desanding current limliting shutoff type inlet for stom water it is characterised in that in inlet for stom water main body
Inside is additionally provided with bracing frame (17), and described hand basket (5) is placed on support frame as described above (17).
4. according to claim 3 a kind of can desanding current limliting shutoff type inlet for stom water it is characterised in that described hand basket
(5) it is connected by buckle structure between bracing frame (17).
5. according to claim 2 a kind of can desanding current limliting shutoff type inlet for stom water it is characterised in that described hand basket
(5) base plate (8) and side panel are included, described side panel is arranged on base plate (8) upper surface and combines formation basket shape, in side
It is equipped with filtering holes on plate and base plate (8).
6. according to claim 5 a kind of can desanding current limliting shutoff type inlet for stom water it is characterised in that described base plate
(8) it is folding structure, pull bar (6), trip lever (16) and folding rod (7) are additionally provided with base plate (8), wherein, described draws
Bar (6) is connected with base plate (8), and described trip lever (16) is located at the inside of pull bar (6), and can move down on pull bar (6) inside
Dynamic, the two ends of described folding rod (7) are also respectively articulated with base plate (8) and trip lever (16)；
Hand basket (5) work when, between trip lever (16) and pull bar (6) pin fix, base plate (8) be in plane tabular, and keep and
Side panel is in close contact composition basket shape；When needing to empty the internal impurity of hand basket (5), solve between trip lever (16) and pull bar (6)
Lock, base plate (8) folds under gravity, and folding rod (7) and trip lever (16) are under base plate (8) drives respectively to central reduction
With move down, impurity empties from bottom dropped out.
7. according to claim 2 a kind of can desanding current limliting shutoff type inlet for stom water it is characterised in that described hand basket
(5) made using fiberglass or hdpe material.
8. according to claim 1 a kind of can desanding current limliting shutoff type inlet for stom water it is characterised in that described stop
Including chamber (10), flashboard (12) and linkage unit, described chamber (10) bottom opens and is in inlet for stom water body interior even
Logical diving cover structure, has the sewage aperture (13) connecting described intercepting sewer (3), institute in a side lower part of chamber (10)
The upper side inwall carrying limber mouth (13) of chamber (10) is close to by the flashboard (12) stated, and driven along inwall by linkage unit
Move up and down；
During work, linkage unit drives flashboard (12) to move up and down along chamber (10) inwall according to SEA LEVEL VARIATION in stop, changes
The open state of fouling water orifice (13), realizes current limliting.
9. according to claim 8 a kind of can desanding current limliting shutoff type inlet for stom water it is characterised in that described linkage list
Unit includes fork (14), mobile jib (15) and ball float (11), and wherein, described mobile jib (15) passes through the middle part of fork (14), mobile jib
(15) two ends are separately fixed on the inwall of chamber (10), and the two ends of described fork (14) connect flashboard (12) respectively and float
Ball (11).
10. according to claim 1 a kind of can desanding current limliting shutoff type inlet for stom water it is characterised in that described water inlet
The slope design being easy to rainwater water inlet is carried around grate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610916030.6A CN106368291A (en) | 2016-10-20 | 2016-10-20 | Closure type gutter inlet capable of desanding and limiting current |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610916030.6A CN106368291A (en) | 2016-10-20 | 2016-10-20 | Closure type gutter inlet capable of desanding and limiting current |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106368291A true CN106368291A (en) | 2017-02-01 |
Family
ID=57894981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610916030.6A Pending CN106368291A (en) | 2016-10-20 | 2016-10-20 | Closure type gutter inlet capable of desanding and limiting current |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106368291A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106894499A (en) * | 2017-05-03 | 2017-06-27 | 杭州市路桥集团股份有限公司 | One kind is dammed current limiting system |
| CN109024831A (en) * | 2017-06-12 | 2018-12-18 | 上海景域园林建设发展有限公司 | A kind of hollow cell system of biology for rainwater infiltration and purification |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06115869A (en) * | 1992-03-11 | 1994-04-26 | Shimizu Corp | Automatic bottom opening bucket |
| CN2908618Y (en) * | 2005-12-26 | 2007-06-06 | 北京市三一重机有限公司 | Sand dredge-out dipper capable of automatic opening |
| CN104452957A (en) * | 2013-11-13 | 2015-03-25 | 任逸飞 | Sewer and sewer dredging method and device |
| US20150354241A1 (en) * | 2014-06-05 | 2015-12-10 | Steven Pettit | Pool skimmer basket |
| CN105569174A (en) * | 2016-01-29 | 2016-05-11 | 武汉大禹阀门股份有限公司 | Split-flow rainwater opening |
| CN105672464A (en) * | 2016-03-07 | 2016-06-15 | 济创环保工程（苏州）有限公司 | Unpowered flow limiting type intelligent catch basin with floating residue blocking function |
| CN206220223U (en) * | 2016-10-20 | 2017-06-06 | 江伟民 | It is a kind of can desanding current limliting shutoff type inlet for stom water |
-
2016
- 2016-10-20 CN CN201610916030.6A patent/CN106368291A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06115869A (en) * | 1992-03-11 | 1994-04-26 | Shimizu Corp | Automatic bottom opening bucket |
| CN2908618Y (en) * | 2005-12-26 | 2007-06-06 | 北京市三一重机有限公司 | Sand dredge-out dipper capable of automatic opening |
| CN104452957A (en) * | 2013-11-13 | 2015-03-25 | 任逸飞 | Sewer and sewer dredging method and device |
| US20150354241A1 (en) * | 2014-06-05 | 2015-12-10 | Steven Pettit | Pool skimmer basket |
| CN105569174A (en) * | 2016-01-29 | 2016-05-11 | 武汉大禹阀门股份有限公司 | Split-flow rainwater opening |
| CN105672464A (en) * | 2016-03-07 | 2016-06-15 | 济创环保工程（苏州）有限公司 | Unpowered flow limiting type intelligent catch basin with floating residue blocking function |
| CN206220223U (en) * | 2016-10-20 | 2017-06-06 | 江伟民 | It is a kind of can desanding current limliting shutoff type inlet for stom water |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106894499A (en) * | 2017-05-03 | 2017-06-27 | 杭州市路桥集团股份有限公司 | One kind is dammed current limiting system |
| CN109024831A (en) * | 2017-06-12 | 2018-12-18 | 上海景域园林建设发展有限公司 | A kind of hollow cell system of biology for rainwater infiltration and purification |
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