CN110397143A - Box culvert self-door-locking - Google Patents
Box culvert self-door-locking Download PDFInfo
- Publication number
- CN110397143A CN110397143A CN201910703552.1A CN201910703552A CN110397143A CN 110397143 A CN110397143 A CN 110397143A CN 201910703552 A CN201910703552 A CN 201910703552A CN 110397143 A CN110397143 A CN 110397143A
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- Prior art keywords
- door
- shaft
- box culvert
- door leaf
- door frame
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- 238000007667 floating Methods 0.000 claims abstract description 37
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 28
- 230000003247 decreasing effect Effects 0.000 claims abstract description 4
- 230000007423 decrease Effects 0.000 claims abstract description 3
- 230000007246 mechanism Effects 0.000 claims description 16
- 238000007789 sealing Methods 0.000 claims description 12
- 230000000630 rising effect Effects 0.000 claims description 6
- 238000005452 bending Methods 0.000 claims description 2
- 238000006073 displacement reaction Methods 0.000 abstract description 6
- 238000012423 maintenance Methods 0.000 abstract description 6
- 230000032683 aging Effects 0.000 abstract description 3
- 230000008901 benefit Effects 0.000 abstract description 3
- 239000003643 water by type Substances 0.000 abstract description 3
- 229920003266 Leaf® Polymers 0.000 description 46
- 239000010865 sewage Substances 0.000 description 11
- 230000009471 action Effects 0.000 description 5
- 238000013461 design Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000035882 stress Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 239000008239 natural water Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F3/00—Sewer pipe-line systems
- E03F3/04—Pipes or fittings specially adapted to sewers
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F7/00—Other installations or implements for operating sewer systems, e.g. for preventing or indicating stoppage; Emptying cesspools
- E03F7/02—Shut-off devices
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)
- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
Abstract
The present invention relates to a kind of box culvert self-door-lockings, including door frame and are movably assembled in the door leaf of door frame, and door leaf is arranged on door frame, and in closed state under Gravitative Loads；Door frame includes floating ball and shaft, drives shaft to rotate and discharge door leaf after floating ball rises when water level rises；When water level decreasing, door leaf drives the shaft to rotate under Gravitative Loads and closes door leaf after floating ball decline.Using technical solution provided herein, box culvert self-door-locking all uses mechanical structure, and is not related to any electric controling element, and cost is relatively low, easy to maintain；Simultaneously, electric control system is eliminated in the region of waters, avoid ageing equipment electric leakage bring risk, maintenance cost is lower, box culvert self-door-locking provided by the present application, it can be automatically turned on, be automatically closed according to box culvert water level inside height, applied displacement is larger, has better economic benefit under the higher scene of drainage frequency.
Description
Technical field
The present invention relates to engineering machinery fields, more particularly to a kind of box culvert self-door-locking.
Background technique
Urban drainage pipe network, in the case where carrying out sewage, rainwater separate system, sewage is collected by drainage pipeline, is sent to dirt
After water process, it is discharged into water body or recycling；After rainfall runoff is collected by drainage pipeline, it is discharged into water body nearby.However it is practicing
In, it is typically based on construction cost consideration, sewerage system rain sewage diversion is not thorough, and sewage and rainwater usually mix.
For the sewage in processing interflow, sewage intercepting sewer need to be set, usually, sewage is sent into sewage treatment plant by intercepting sewer, and the rainy day surpasses
The rainwater and sewage mixing for crossing the pipeability that shuts off are flowed out by overflow well.
Since urban drainage pipe network usually collects in box culvert, when being in flood season, plum rains season, due to amount of rainfall mistake
Greatly, when there is rainwater, interflow pumping plant overfrequency, the super design discharge of sewage, Lai Shuiguan and his like amount cannot take out liter in time, just
It temporarily to be flowed by box culvert pipe in natural water body or sewage is discharged into storm-collector, in order to avoid flood collecting-tank and influence draining.
For the rainwater more period such as flood season, plum rains season, since water supply is lasting and excessive, it is desirable to provide Yi Zhongneng
Enough gates for being automatically turned on, being automatically closed according to box culvert water level inside, in time drain the ponding wherein stored, but mesh
Preceding common box culvert door perhaps can not be automatically turned on or be closed or be opened automatically using the realization of Mechatronics control system
It opens or closes, cost and maintenance cost are high, and there are certain hysteresis qualitys for opening and closing, can not be with the height of water level inside
It is low to be turned on or off in time.
Summary of the invention
It is high for current box culvert door cost and maintenance cost, and gate opening and closing cannot open in time with water level height
The problem of with closing, it is necessary to a kind of box culvert self-door-locking be provided, can automatically turn on and close according to the variation of box culvert water level inside
Closing gate.
The application provides a kind of box culvert self-door-locking, including door frame and is movably assembled in the door leaf of the door frame,
The door leaf is arranged on the door frame, and in closed state under Gravitative Loads；The door frame includes floating ball and shaft,
Water level drives the shaft to rotate and discharges the door leaf when rising after the floating ball rises；When water level decreasing, under the floating ball
The door leaf drives the shaft to rotate under Gravitative Loads and closes the door leaf after drop.
It further, include lock in the shaft, the lock discharges the door leaf when rotating with the shaft；It is described
Door leaf closes the door leaf after pushing the lock to rotate when falling after rise under Gravitative Loads.
Further, the lock is in hook-shaped, includes hanging rod on the door leaf, the end of the lock includes inclined-plane, institute
The inner wall for stating lock includes groove, the hanging rod slides along the inclined-plane push the lock to rotate backward after, the hanging rod is hung
It is connected to the groove.
It further, further include rotating mechanism on the door frame, the rotating mechanism connects the floating ball and described turn
Axis, the floating ball are rotated after rising by the rotating mechanism driving shaft.
Further, the rotating mechanism includes curved bar, and one end of the curved bar is rotatably connected with the shaft.
Further, the other end of the curved bar connects the door frame by spring, and the spring is for making the song
Bar returns to original state.
Further, the rotating mechanism includes lever, and the other end of the curved bar passes through the lever and the floating ball
Connection.
Further, the floating ball rises or the lever up time or inverse time is pushed to rotate when declining, the lever
The curved bar is drawn when rotation to rotate around the shaft.
Further, the box culvert self-door-locking includes a pair of door leaf being symmetrically mounted on the door frame, with
And a pair of shaft along the door frame center line symmetrical setting, the shaft and the door leaf correspond.
Further, further include sealing strip, the sealing strip along the door frame front end face setting and to the front end
It is stretched out outside face, the door leaf is oppressed the sealing strip extension when closing and is bent to the front end face direction.
Using technical solution provided herein, box culvert self-door-locking all uses mechanical structure, and is not related to taking office
What electric controling element, so cost is relatively low, and it is easy to maintain；Meanwhile electric control system is eliminated in the region of waters, it avoids
Ageing equipment is leaked electricity bring risk, and maintenance cost is lower.Box culvert self-door-locking provided by the present application passes through the floating of inside setting
Ball level monitoring height, the rising of floating ball or the rotation of descent tape turn axis, and then using box culvert inside water pressure and control shaft
On lock discharge gate, when water level inside is too low, gate is fallen after rise under Gravitative Loads, at the same push lock rotate, thus
Closed shutter.Box culvert self-door-locking provided by the present application can automatically turn on according to box culvert water level inside height, be automatically closed, answer
There is under the higher scene of larger and drainage frequency better economic benefit used in displacement.
For the various specific structures and its action and effect of the application, will be made further in detail in conjunction with attached drawing below
Explanation.
Detailed description of the invention
Fig. 1 is the original state side view of the embodiment of the present application 1；
Fig. 2 is the original state A of the embodiment of the present application 1 to top view；
Fig. 3 is the original state main view of the embodiment of the present application 1；
Fig. 4 is the 1-1 regional enlarged drawing of the embodiment of the present application 1；
Fig. 5 is the 2-2 regional enlarged drawing of the embodiment of the present application 1；
Fig. 6 is the door frame perspective view of the embodiment of the present application 1；
Fig. 7 is the door frame gasket structure figure of the embodiment of the present application 1；
Fig. 8 is the 3-3 regional enlarged drawing of the embodiment of the present application 1；
Fig. 9 is the curved bar enlarged drawing of the embodiment of the present application 1；
Figure 10 is the final state side view of the embodiment of the present application 1；
Figure 11 is the final state A of the embodiment of the present application 1 to top view；
Figure 12 is the original state side view of the embodiment of the present application 2.
Specific embodiment
Further clear, complete description is done below in conjunction with attached drawing technical solutions in the embodiments of the present application, but is needed
It is noted that following embodiment is only the part preferred embodiment in the application, it is not related to technical scheme and is contained
The whole embodiments of lid.
It should be noted that, when element is referred to as " being fixed on " another element, it can be straight in the description of the present application
It connects on the other element or there may also be elements placed in the middle.When an element is considered as " connection " another element,
It can be directly to another element or may be simultaneously present centering elements.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term as used herein "and/or" includes one or more phases
Any and all combinations of the listed item of pass.
Shown in FIG. 1 is the original state side view of the embodiment of the present application 1, and door frame 1 is trapezoidal, the front end of door frame 1
Face 11 is tilted to door frame internal direction, and door leaf 2 is arranged on door frame 1, and door leaf 2 is oblique and is attached to door frame 1
On front end face 11, therefore, door leaf 2 can be in closed state under Gravitative Loads.Door frame 1 includes floating ball 4 and shaft 3, works as door
When 1 water level inside of frame rises or falls, floating ball 4 rises or falls that shaft 3 is driven to rotate, and is provided with lock in shaft 3
31, lock 31 can be articulated on door leaf 2, so that door leaf 2 is discharged or mounted with the rotation of shaft 3.
The original state A shown in Fig. 2 for being the embodiment of the present application 1 is provided with hanging rod 21, shaft 3 on door leaf 2 to top view
On include lock 31, when in box culvert water level be lower than predeterminated position when, floating ball 4 under Gravitative Loads be in equilibrium state, shaft 3
Equilibrium state is under no external force, at this point, lock 31 can be articulated on hanging rod 21, at this point, under no external force
Door leaf 2 is in closed state by being self-possessed.
Fig. 3 is the original state main view of the embodiment of the present application 1, and as shown in Figure 3, including 2 are symmetricly set on door frame 1
On door leaf 2 and 2 shafts 3 along the setting of 1 center line of door frame, shaft 3 and door leaf 2 correspond, in use, one
Shaft 3 is for controlling being turned on or off for a door leaf 2.
Shown in Fig. 4 is the 1-1 regional enlarged drawing of the embodiment of the present application 1, when door leaf 2 is in closed state, in shaft 3
Lock 31 is articulated on the hanging rod 21 on door leaf 2, and lock 31 is in hook-shaped, and end includes inclined-plane 311, and inner wall includes groove 312, because
This, when hanging rod 21 is articulated on lock 31, hanging rod 21 is at groove 312.In addition, in order to guarantee symmetrically arranged two door leaf
2 it is synchronous open and close, by the linkage gear 32 being arranged in shaft 3, two shafts 3 are linked together, enable shaft 3
Enough synchronous and backwards rotations, and then two door leafs 2 of synchronous release or mounting.
Shown in fig. 5 is the 2-2 regional enlarged drawing of the embodiment of the present application 1, and as shown in Figure 5, it includes oblique for latching 31 end
Face 311, and the inclined-plane 311 is tilted towards the direction of hanging rod 21, it therefore, can be along the end of lock 31 when hanging rod 21 is fallen after rise
Inclined-plane 311 slides and reversely pushes 31 rotation of lock, to open the original state position that lock 31 makes door leaf 2 be restored to closing
Set, rear catch 31 turned round under the drive of shaft 3, be articulated on hanging rod 21.
The inner wall design fluted 312 of lock 31, specifically, the surface of groove 312 is in arc-shaped, enables hanging rod 21
It is enough to be slipped under lesser active force in groove 312, when inside water pressure oppresses door leaf 2 but is not enough to wash open door leaf 2, door
Power between fan 2 and lock 31 increases, thus the state for keeping door leaf 2 to close.It should be noted that hanging rod 21 is smooth in surface
It is cylindric, for reaction latch 31 on when do not increase lock 31 counter-rotational resistances, but in use, in order to control
This or maintenance is made, is also allowed using screw rod substitution hanging rod 21.
Shown in fig. 6 is the door frame perspective view of the embodiment of the present application 1, and the peace of floating ball 4 is arranged in 1 position of center line of door frame
Bracket 12 is filled, for controlling the shaft 3 for being located at 1 center line of door frame.It should be noted that shaft 3 shown in the present embodiment is set
It sets in 1 position of center line of door frame, for controlling the door leaf 2 for being located at center line two sides, but is not meant to that this application claims floating
Ball 4 and shaft 3 must be provided on centerline, and such as when using a door leaf 2, shaft 3 and floating ball 4 be can be set in doorframe
At the side of frame 1, therefore, those skilled in the art can design suitable 3 position of shaft and therewith group according to actual needs
Close the floating ball 4 used.In addition, sealing strip 10 is provided on the front end face 11 of door frame 1, when door leaf 2 is adjacent to before door frame 1
When end face 11, it is capable of forming preferable sealing state.
Shown in Fig. 7 is the door frame gasket structure figure of the embodiment of the present application 1, and door frame 1 is arranged in sealing strip 10
On front end face 11, under no external force, sealing strip 10 is to stretching out outside the front end face 11 of door frame 1, when door leaf 2 is in closing shape
When state, the extension end that door leaf 2 squeezes sealing strip 10 is bent to 11 direction of front end face of door frame 1, thus in door leaf 2 and door money frame
Preferable sealing is formed between 1.
Shown in Fig. 8 is the 3-3 regional enlarged drawing of the embodiment of the present application 1, wherein it further include rotating mechanism on door frame 1,
Rotating mechanism connects floating ball 4 and shaft 3, so that the upper and lower displacement of floating ball 4 to be transmitted to the up time or inverse time rotation of shaft 3.Turn
Motivation structure includes curved bar 5, spring 6, kickboard 7, lever 8 and wirerope 9.Kickboard 7 is pushed to move up when floating ball 4 rises, in turn
Rotate counterclockwise lever 8, so that haulage cable 9 pulls an end of curved bar 5 far from door frame 1, and curved bar 5 is another
End connect with shaft 3 and can rotate around junction, and the other end drives shaft 3 to rotate after one end of curved bar 5 is drawn, thus
The lock 31 in shaft 3 is rotated, door leaf 2 is discharged.When floating ball 4 declines, to act on kickboard 7, lever 8 and wirerope
External force on 9 disappears, and curved bar 5 is returned to reset condition under the action of spring 6, and then shaft 3 is driven to return to original state
Position, to close door leaf 2.
Shown in Fig. 9 is the curved bar enlarged drawing of the embodiment of the present application 1, as shown, curved bar 5 be in bending, one end with
The connection of shaft 33 can simultaneously rotate around the shaft, and the other end is connect by wirerope 9 with lever 8, meanwhile, the end of connecting steel wire ropes 9
Portion is connect by spring 6 with door frame 1.Floating ball 4 declines when the water level descends, so that lever 8 keeps flat under no external force
When weighing apparatus, wirerope 9 is in relaxation state, at this point, curved bar 5 is in equilibrium state under no external force；When water level rising makes to float
When ball 4 rises, when the kickboard 7 of 8 lower section of lever rises the promotion rotation of lever 8,8 haulage cable 9 of lever is tensed, and then makes curved bar
One end of 5 connections is far from door frame 1, so that shaft 3 be driven to rotate.Further, when wirerope 9, which draws curved bar 5, to be rotated, with
6 tension of spring of curved bar one end connection is gradually reinforced, until the stress of curved bar 5 is made to reach equilibrium state.When the decline of floating ball 4 makes thick stick
When the stress of bar 8 is gradually reduced, the tractive force on wirerope 9 is gradually decreased, and curved bar 5 is gradually restored under the action of spring 6
Original state, and then shaft 3 is driven to return to original state.
It should be noted that lever 8 includes two output ends in the application, it is separately connected two wirerope 9, two steel wires
Rope 9 is connect one by one with two curved bars 5, meanwhile, curved bar 5 and shaft 3 correspond.Using this kind of scheme, it is by a floating ball 4
Controllable two symmetrical shafts 3 rotate, and then control the opening and closing of corresponding two fans door leaf 2, more simple in operation
It is clean and sensitive.
Shown in Fig. 10 is that the final state side view of the embodiment of the present application 1 pushes away after floating ball 4 rises to predeterminated position
Dynamic kickboard 7 moves up, and then rotates lever 8, so that haulage cable 9 pulls curved bar 5 to rotate, curved bar 5 drives shaft 3 to rotate,
To drive 31 rotation of lock, the hanging rod 2 being articulated under lock 31 is discharged, door leaf 2 is rushed to open under inside water pressure effect.
Be shown in Figure 11 the embodiment of the present application 1 final state A to top view, be in open shape after 31 rotation of lock
State, to discharge hanging rod 21, door leaf 2 is opened under the action of water pressure, and is laterally rotated along the junction of 1 two sides of door frame, row
Box culvert inner product water out.
After box culvert water level inside is reduced to predeterminated position, floating ball 4 is moved down, external force of the release action on rotating mechanism,
Return to original state shaft 3.Since door leaf 2 is obliquely arranged on door frame 1, therefore patch can be turned round under Gravitative Loads
It closes on door frame 1, simultaneously as the hanging rod 21 on door leaf 2 can push 31 rotation of lock open, encounters place when door leaf 2 turns round
When the shaft 3 of original state, shaft 3 can be pushed to rotate and open lock 31, to be adjacent on door frame 1.At this point, making
It is disappeared with the power on lock 31, shaft 3 returns to original state under no external force, to close door leaf 2.
You need to add is that predeterminated position involved in present specification, by designer according to displacement and
The actual needs such as reservoir storage are designed, and according to actual needs, design is suitably sized, selects suitable material, makes to rotate
Mechanism, shaft and door leaf can reach the set goal.
It is the original state side view of the embodiment of the present application 2 shown in Figure 12, the difference from embodiment 1 is that rotating mechanism
Difference, including casing 71, lever 81, casing 71 are connect with floating ball 4, while being connect with lever 81, using the rotation of this kind of mode
Mechanism, relative to kickboard 7, the susceptibility of casing 71 is higher, the change in displacement of floating ball 4 timely can be transmitted to lever 81
On, wirerope 9 is pulled by the rotation of lever 81, to draw the rotation of shaft 3.
Using technical solution provided herein, box culvert self-door-locking all uses mechanical structure, and is not related to taking office
What electric controling element, so cost is relatively low, and it is easy to maintain；Meanwhile electric control system is eliminated in the region of waters, it avoids
Ageing equipment is leaked electricity bring risk, and maintenance cost is lower.Box culvert self-door-locking provided by the present application, can be according to box culvert inside
Water level height automatically turns on, and is automatically closed, and applies displacement is larger, has preferably economic effect under the higher scene of frequency
Benefit.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (10)
1. a kind of box culvert self-door-locking, it including door frame and is movably assembled in the door leaf of the door frame, which is characterized in that
The door leaf is arranged on the door frame, and in closed state under Gravitative Loads；
The door frame includes floating ball and shaft, and water level drives the shaft to rotate and discharges institute when rising after the floating ball rises
State door leaf；When water level decreasing, the door leaf drives the shaft to rotate under Gravitative Loads and closes institute after the floating ball decline
State door leaf.
2. box culvert self-door-locking according to claim 1, which is characterized in that in the shaft include lock, it is described lock with
The shaft discharges the door leaf when rotating；The door leaf closes institute after pushing the lock to rotate when falling after rise under Gravitative Loads
State door leaf.
3. box culvert self-door-locking according to claim 2, which is characterized in that the lock includes on the door leaf in hook-shaped
Hanging rod, the end of the lock include inclined-plane, and the inner wall of the lock includes groove, and the hanging rod slides along the inclined-plane and pushes
After the lock rotates backward, the hanging rod is mounted on the groove.
4. box culvert self-door-locking according to claim 2, which is characterized in that it further include rotating mechanism on the door frame, institute
It states rotating mechanism and connects the floating ball and the shaft, the floating ball is turned after rising by the rotating mechanism driving shaft
It is dynamic.
5. box culvert self-door-locking according to claim 4, which is characterized in that the rotating mechanism includes curved bar, the curved bar
One end be rotatably connected with the shaft.
6. box culvert self-door-locking according to claim 5, which is characterized in that the other end of the curved bar connects institute by spring
Door frame is stated, the spring is for returning to original state the curved bar.
7. box culvert self-door-locking according to claim 6, which is characterized in that the rotating mechanism includes lever, the curved bar
The other end connect with the floating ball by the lever.
8. box culvert self-door-locking according to claim 7, which is characterized in that when the floating ball rises or declines described in promotion
Lever up time or inverse time rotation, when lever rotation, draw the curved bar and rotate around the shaft.
9. box culvert self-door-locking according to claim 1 to 8, which is characterized in that the box culvert self-door-locking includes
A pair is symmetrically mounted on the door leaf on the door frame, and a pair along described in the door frame center line symmetrical setting
Shaft, the shaft and the door leaf correspond.
10. box culvert self-door-locking according to claim 9, which is characterized in that further include sealing strip, the sealing strip is described in
The front end face of door frame is arranged and to stretching out outside the front end face, the door leaf oppressed when closing the sealing strip extension to
The front end face direction bending.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910703552.1A CN110397143A (en) | 2019-07-31 | 2019-07-31 | Box culvert self-door-locking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910703552.1A CN110397143A (en) | 2019-07-31 | 2019-07-31 | Box culvert self-door-locking |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110397143A true CN110397143A (en) | 2019-11-01 |
Family
ID=68327032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910703552.1A Pending CN110397143A (en) | 2019-07-31 | 2019-07-31 | Box culvert self-door-locking |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110397143A (en) |
Citations (8)
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|---|---|---|---|---|
| JP2012188903A (en) * | 2011-03-14 | 2012-10-04 | Kenji Nagao | Sluice gate shutting system |
| KR101224119B1 (en) * | 2012-07-27 | 2013-01-21 | (주)조화엔지니어링 | Non power floodgate of culvert |
| CN103850342A (en) * | 2014-02-21 | 2014-06-11 | 武汉圣禹排水系统有限公司 | Spring locking-type hydraulic self-flushing retaining door |
| CN103846256A (en) * | 2014-02-21 | 2014-06-11 | 武汉圣禹排水系统有限公司 | Pontoon-type hydraulic self-flushing impoundment door |
| CN105075810A (en) * | 2015-07-17 | 2015-11-25 | 河海大学 | Sliding lever-type metering and control device for irrigation water quantity |
| CN109797830A (en) * | 2019-03-28 | 2019-05-24 | 西北农林科技大学 | A kind of rain sewage diversion device |
| CN109958184A (en) * | 2019-04-17 | 2019-07-02 | 同济大学 | Drainage pipeline washes away blocking apparatus |
| CN210621875U (en) * | 2019-07-31 | 2020-05-26 | 湖南奇思环保设备制造有限公司 | Box culvert self-locking door |
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2019
- 2019-07-31 CN CN201910703552.1A patent/CN110397143A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012188903A (en) * | 2011-03-14 | 2012-10-04 | Kenji Nagao | Sluice gate shutting system |
| KR101224119B1 (en) * | 2012-07-27 | 2013-01-21 | (주)조화엔지니어링 | Non power floodgate of culvert |
| CN103850342A (en) * | 2014-02-21 | 2014-06-11 | 武汉圣禹排水系统有限公司 | Spring locking-type hydraulic self-flushing retaining door |
| CN103846256A (en) * | 2014-02-21 | 2014-06-11 | 武汉圣禹排水系统有限公司 | Pontoon-type hydraulic self-flushing impoundment door |
| CN105075810A (en) * | 2015-07-17 | 2015-11-25 | 河海大学 | Sliding lever-type metering and control device for irrigation water quantity |
| CN109797830A (en) * | 2019-03-28 | 2019-05-24 | 西北农林科技大学 | A kind of rain sewage diversion device |
| CN109958184A (en) * | 2019-04-17 | 2019-07-02 | 同济大学 | Drainage pipeline washes away blocking apparatus |
| CN210621875U (en) * | 2019-07-31 | 2020-05-26 | 湖南奇思环保设备制造有限公司 | Box culvert self-locking door |
Non-Patent Citations (1)
| Title |
|---|
| 陈松山, 严登丰, 蒋丽君, 王林锁, 葛强: "水力自动闸门设计的模型试验", 中国给水排水, no. 03, pages 90 - 92 * |
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