CN204174593U - Fish pass active clapboard device - Google Patents
Fish pass active clapboard device Download PDFInfo
- Publication number
- CN204174593U CN204174593U CN201420586250.3U CN201420586250U CN204174593U CN 204174593 U CN204174593 U CN 204174593U CN 201420586250 U CN201420586250 U CN 201420586250U CN 204174593 U CN204174593 U CN 204174593U
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- CN
- China
- Prior art keywords
- active clapboard
- fish pass
- tank
- floating drum
- fixed support
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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.)
- Withdrawn - After Issue
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Abstract
Fish pass active clapboard device, comprise the tank for holding floating drum, floating drum, the active clapboard be located in fish pass, the fixed support connecting floating drum and active clapboard and connecting rod, described tank is arranged on fish pass Upstream section both sides, be arranged in parallel with fish pass, tank is enclosed formed by fish pass sidewall, tank sidewall, base plate, and tank inner bottom part is provided with and is communicated with reservoir water body communicating pipe; Described base plate is provided with stationary barrier, is close to stationary barrier downstream side and is furnished with active clapboard, described fish pass sidewall is provided with vertical gate slot, is provided with guide rail in gate slot, and active clapboard can only upper and lowerly move both vertically under guide rail restriction; Connecting rod lower end is connected with active clapboard fixed end, upper end and fixed support pass through stud connection, what middle part was provided with adjustable link length spends blue nut, described floating drum is hollow housing, be connected with fixed support fixed end, drive the synchronous upper and lower motion of active clapboard by fixed support and connecting rod, realize the auto-adjustment control to the active clapboard top depth of water and flow.
Description
Technical field
The utility model relates to a kind of fish channel structure, is specifically related to a kind of fish pass active clapboard device with variation of water level automatic controlled height.
Background technology
Be built in the water conservancy and hydropower multi-purpose project on river course; while providing renewable and clean energy resource for the mankind; because dam and sluice-gate has blocked the passage that migration fishes lay eggs; impact for water ecological environment is very large; fish pass intercepts as effectively reducing fish the restoration of the ecosystem measure affected by engineering; in the science sustainable development of advocating instantly, the meaning for ecological environmental protection is very great.
River channel water-control project is due to the requirement of the water yields of regulating and storing such as generating, water supply, and reservoir level fluctuation ratio is comparatively frequent, easily causes fish pass upstream outlet water level frequent variations.Adopt conventional stationary barrier fish pass, when upper pond level is in high water level, dividing plate headwater depth strengthens, and in fish pass, flow velocity is bigger than normal, affects fish and traces back, and also easily causes the waste of the water yield; When upper pond level is in low water stage, dividing plate headwater depth is inadequate, even anhydrous, affects fish effect.
The existing technology being realized automatic variable fishway by water level monitoring at present, controlled the aperture of Submerged gate by drive unit, drive unit operates according to the sensor signal of water level monitoring.But this technology plant equipment is more complicated, and not only cost is high, the hydraulic-driven control of long term frequent is also unfavorable for energy-conservation, and reliability is also poor.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of fish pass active clapboard device, drives active clapboard, realize the auto-adjustment control to the active clapboard top depth of water and flow by the floating drum be arranged in the tank of fish pass Upstream section both sides.
The technical scheme that the utility model adopts is: a kind of fish pass active clapboard device, comprise the tank for holding floating drum, floating drum, the active clapboard be located in fish pass, the fixed support connecting floating drum and active clapboard and connecting rod, described tank is arranged on fish pass Upstream section both sides, be arranged in parallel with fish pass, tank is enclosed formed by fish pass sidewall, tank sidewall, base plate, tank inner bottom part is provided with and is communicated with reservoir water body communicating pipe, and in tank, water level flushes with hinge upper pond level, and synchronization lifting; Described base plate is provided with stationary barrier, is close to stationary barrier downstream side and is furnished with active clapboard, the height of active clapboard is less than or equal to the height of stationary barrier, and the width of active clapboard is slightly larger than fish pass width; Described fish pass sidewall is provided with vertical gate slot, is provided with guide rail in gate slot, and active clapboard can only upper and lowerly move both vertically under the restriction of guide rail; Described connecting rod lower end is connected with active clapboard fixed end, and upper end and fixed support are by stud connection, and what adjustable link length was established at middle part spends blue nut; Described floating drum is hollow housing, can fluctuate, be connected with fixed support fixed end with the water level in tank, drives the synchronous upper and lower motion of active clapboard by fixed support and connecting rod.
Active clapboard adopts corrosion resistant plate, to reduce frictional resistance in lifting process, and the bionical crashproof layer of active clapboard outsourcing.
Be positioned at below the tank water surface communicating pipe.
Several fish pass active clapboard devices can be furnished with along fish pass water (flow) direction, by regulating the screwing length spending blue nut, the position of active clapboard is regulated, the apical side height of active clapboard under the prerequisite that the water surface in tank is consistent, float-level height is identical is successively decreased step by step and forms multistage drop.
The beneficial effects of the utility model are:
(1) active clapboard can with the upper and lower motion of upper pond level by the floating drum drive in tank, thus control the depth of water substantially constant on dividing plate top, maintain flow velocity in fish pass substantially constant, while guaranteeing fish effect, it also avoid the water yield waste during high water level of upstream.
(2) whole device is reliably simple and easy, automatically can run, substantially do not need manual operation, not power consumption after installation, and operational management and energy-saving effect are all better.
(3) by regulating movable rod, the relative relief of floating drum and active clapboard being regulated, thus forms multistage drop between dividing plate step by step at fish pass, adjustment can be split step by step to the height of water between upstream reservoir level and fish pass downstream stationary barrier.
(4) in tank, water level is linked by communicating pipe and hinge reservoir level, but the tank water surface separates with the reservoir water surface, Diameter of connecting pipe is less, and be positioned at below the water surface, in tank, the water surface is little by the impact of stormy waves, little compared with water-level fluctuation in tank time large at stormy waves, the fluctuation of corresponding active clapboard is little, fish pass internal partition headwater depth and flow relatively stable.
Accompanying drawing explanation
Fig. 1 is floor map of the present utility model.
Fig. 2 is the I-I sectional view of Fig. 1.
Fig. 3 is II-II sectional view of Fig. 1.
Fig. 4 is the utility model fish pass sidewall detail structure figure.
In figure: 1-tank; 2-floating drum; 3-fixed support; 4-connecting rod; 5-active clapboard; 6-stationary barrier; 7-fish pass sidewall; 8-tank sidewall; 9-base plate; 10-communicating pipe; 11-fish pass; 12-hinge; 13-gate slot; 14-guide rail; 15-spends blue nut.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is described in further detail.
As shown in Figures 1 to 4, the utility model fish pass active clapboard device, drives active clapboard 5 by the floating drum 2 be arranged in fish pass Upstream section both sides tank 1, realizes the auto-adjustment control to the active clapboard 5 top depth of water and flow.
The utility model fish pass active clapboard device, include the tank 1 for holding floating drum 2, floating drum 2, the active clapboard 5 be located in fish pass 11, the fixed support 3 connecting floating drum 2 and active clapboard 5 and connecting rod 4, tank 1 is arranged on fish pass 11 Upstream section both sides, be arranged in parallel with fish pass 11, tank 1 is enclosed formed by fish pass sidewall 7, tank sidewall 8, base plate 9, for reinforced concrete structure, tank 1 inner bottom part is provided with and is communicated with reservoir water body communicating pipe 10, by the connection effect of communicating pipe 10, the water level in tank and reservoir level remain consistent.Because tank sidewall 8 has separated tank 1 water surface and hinge up-stream face, communicating pipe 10 caliber less and be positioned at below tank 1 water surface, the water surface in tank 1 is little by Lidar Equation, can keep the stable of floating drum 2.Base plate 9 is provided with stationary barrier 6, be close to stationary barrier 6 downstream side and be furnished with active clapboard 5, the height of active clapboard 5 is less than or equal to the height of stationary barrier 6, during to meet the fluctuation of hinge upper pond level to normal low water level (N.L.W.L.), active clapboard is unlikely to exceed stationary barrier thus restriction conveyance capacity.The width of active clapboard 5 is slightly larger than fish pass 11 width.Fish pass sidewall 7 is provided with vertical gate slot 13, is provided with guide rail 14 in gate slot 13, and active clapboard 5 can only upper and lowerly move both vertically under the restriction of guide rail 14.Connecting rod 4 lower end is connected with active clapboard 5 fixed end, and upper end is connected by hinge 12 with fixed support 3, and what adjustable link 4 length was established at middle part spends blue nut 15.Floating drum 2 is hollow housing, can upper and lowerly with the water level in tank 1 float, floating drum 2 is connected with fixed support 3 fixed end, drives the synchronous upper and lower motion of active clapboard 5 by fixed support 3 and connecting rod 4, and the volume of floating drum 2 should be able to meet the requirement providing and promote active clapboard device entirety and float.Several fish pass active clapboard devices can be furnished with along fish pass 11 water (flow) direction, by regulating the screwing length spending blue nut 15, distance between active clapboard 5 and fixed support 3 top cross-bar can be adjusted, thus the relative relief of adjustment floating drum 2 and active clapboard 5, under realizing the prerequisite that the water surface is consistent, floating drum 2 volume height is identical in tank 1, in fish pass 11, the apical side height of active clapboard 5 successively decreases step by step, forms multistage drop.Active clapboard 5 adopts stainless-steel sheet, and the bionical crashproof layer of outsourcing, quality should be able to meet drawdown in tank 1, and when floating drum 2 buoyancy reduces, the frictional resistance overcome between active clapboard 5 and guide rail 14 drives the requirement of active clapboard 5 entire lowering.When hinge upper pond level fluctuates normal high water level (N.H.W.L.), regulate the screwing length spending blue nut 15, make the elevation of top surface of bottom surface elevation lower than stationary barrier 6 of active clapboard 5, when avoiding more than the end face of active clapboard 5 and bottom surface as follows, cross water.
Claims (4)
1. fish pass active clapboard device, comprise the tank (1) for holding floating drum (2), floating drum (2), be located at the active clapboard (5) in fish pass (11), connect fixed support (3) and the connecting rod (4) of floating drum (2) and active clapboard (5), it is characterized in that: described tank (1) is arranged on fish pass (11) Upstream section both sides, be arranged in parallel with fish pass (11), tank (1) is by fish pass sidewall (7), tank sidewall (8), base plate (9) encloses composition, tank (1) inner bottom part is provided with and is communicated with reservoir water body communicating pipe (10), described base plate (9) is provided with stationary barrier (6), be close to stationary barrier (6) downstream side and be furnished with active clapboard (5), the height of active clapboard (5) is less than or equal to the height of stationary barrier (6), and the width of active clapboard (5) is slightly larger than fish pass (11) width, described fish pass sidewall (7) is provided with vertical gate slot (13), be provided with guide rail (14) in gate slot (13), active clapboard (5) can only upper and lowerly move both vertically under the restriction of guide rail (14), connecting rod (4) lower end is connected with active clapboard (5) fixed end, upper end is connected by hinge (12) with fixed support (3), and what adjustable link (4) length was established at middle part spends blue nut (15), described floating drum (2) is hollow housing, is connected with fixed support (3) fixed end, drives the synchronous upper and lower motion of active clapboard (5) by fixed support (3) and connecting rod (4).
2. fish pass active clapboard device according to claim 1, is characterized in that: described active clapboard (5) adopts corrosion resistant plate, and the bionical crashproof layer of outsourcing.
3. fish pass active clapboard device according to claim 1, is characterized in that: described communicating pipe (10) is positioned at below tank (1) water surface.
4. fish pass active clapboard device according to claim 1, it is characterized in that: it can be furnished with several along fish pass (11) water (flow) direction, by regulating the screwing length spending blue nut (15), the position of active clapboard (5) is regulated, active clapboard (5) apical side height under the prerequisite that tank (1) the interior water surface is consistent, floating drum (2) is highly identical is successively decreased step by step and forms multistage drop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420586250.3U CN204174593U (en) | 2014-09-26 | 2014-09-26 | Fish pass active clapboard device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420586250.3U CN204174593U (en) | 2014-09-26 | 2014-09-26 | Fish pass active clapboard device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204174593U true CN204174593U (en) | 2015-02-25 |
Family
ID=52563412
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420586250.3U Withdrawn - After Issue CN204174593U (en) | 2014-09-26 | 2014-09-26 | Fish pass active clapboard device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204174593U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104343106A (en) * | 2014-09-26 | 2015-02-11 | 浙江省水利水电勘测设计院 | Movable partition device for fish passage |
-
2014
- 2014-09-26 CN CN201420586250.3U patent/CN204174593U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104343106A (en) * | 2014-09-26 | 2015-02-11 | 浙江省水利水电勘测设计院 | Movable partition device for fish passage |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150225 Effective date of abandoning: 20151209 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |