CN104343106B - A kind of fish pass active clapboard device - Google Patents
A kind of fish pass active clapboard device Download PDFInfo
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- CN104343106B CN104343106B CN201410498398.6A CN201410498398A CN104343106B CN 104343106 B CN104343106 B CN 104343106B CN 201410498398 A CN201410498398 A CN 201410498398A CN 104343106 B CN104343106 B CN 104343106B
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- active clapboard
- fish pass
- tank
- floating drum
- fixed support
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- 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
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/60—Ecological corridors or buffer zones
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- Farming Of Fish And Shellfish (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
Abstract
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, 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 present invention relates to a kind of fish channel structure, be 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.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, a kind of fish pass active clapboard device is provided, drive active clapboard by the floating drum be arranged in the tank of fish pass Upstream section both sides, realize the auto-adjustment control to the active clapboard top depth of water and flow.
The technical solution adopted in the present invention 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.
Diameter of connecting pipe is less and be positioned at below the tank water surface.
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 invention has the beneficial effects as follows:
(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 invention.
Fig. 2 is the I-I sectional view of Fig. 1.
Fig. 3 is II-II sectional view of Fig. 1.
Fig. 4 is fish pass sidewall detail structure figure of the present invention.
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 present invention is described in further detail.
As shown in Figures 1 to 4, fish pass active clapboard device of the present invention, 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.
Fish pass active clapboard device of the present invention, 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. a 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 greater 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 |
|---|---|---|---|
| CN201410498398.6A CN104343106B (en) | 2014-09-26 | 2014-09-26 | A kind of fish pass active clapboard device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410498398.6A CN104343106B (en) | 2014-09-26 | 2014-09-26 | A kind of fish pass active clapboard device |
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| Publication Number | Publication Date |
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| CN104343106A CN104343106A (en) | 2015-02-11 |
| CN104343106B true CN104343106B (en) | 2015-12-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410498398.6A Active CN104343106B (en) | 2014-09-26 | 2014-09-26 | A kind of fish pass active clapboard device |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106759167A (en) * | 2017-02-06 | 2017-05-31 | 长江水利委员会长江科学院 | A kind of imitative nature fish pass of narrow deep type for adapting to multiple target population |
| CN107905186B (en) * | 2017-12-15 | 2023-08-01 | 成都芯云天科技有限公司 | Spiral building type fishway system integrating sightseeing and drifting functions |
| CN110042809A (en) * | 2018-01-13 | 2019-07-23 | 郭骏 | A kind of biological migration facility of classification and its operation method |
| CN109371932B (en) * | 2018-11-30 | 2024-02-13 | 中国电建集团成都勘测设计研究院有限公司 | Hydraulic shaft type fish passing structure |
| CN110552334B (en) * | 2019-07-08 | 2024-05-24 | 新疆水利水电勘测设计研究院有限责任公司 | Self-floating fish-attracting channel for fish-collecting pond |
| CN114150632B (en) * | 2021-11-10 | 2023-03-31 | 浙江省水利河口研究院(浙江省海洋规划设计研究院) | Temporary fish passing channel of low-water-head barrage and fish passing method |
| CN115075200B (en) * | 2022-07-19 | 2022-11-29 | 浙江省水利水电勘测设计院有限责任公司 | Hydraulic automatic opening and closing gate |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3500116B2 (en) * | 2000-10-06 | 2004-02-23 | 株式会社ケーイーエス | Automatic movable fishway waterway equipment |
| KR100658432B1 (en) * | 2004-12-27 | 2006-12-15 | 강남 | Fish way block |
| CN202688969U (en) * | 2012-07-25 | 2013-01-23 | 中国水电顾问集团成都勘测设计研究院 | Fishway |
| CN102747713B (en) * | 2012-07-25 | 2014-10-29 | 中国电建集团成都勘测设计研究院有限公司 | fishway |
| CN102900055B (en) * | 2012-09-12 | 2014-12-31 | 中国水产科学研究院珠江水产研究所 | Fish passageway and fish passageway building method for low-waterhead dam |
| CN204174593U (en) * | 2014-09-26 | 2015-02-25 | 浙江省水利水电勘测设计院 | Fish pass active clapboard device |
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Address after: 310002, No. 66, Funing lane, Shangcheng District, Zhejiang, Hangzhou Patentee after: Zhejiang water resources and Hydropower Survey and Design Institute Co.,Ltd. Address before: 310002, No. 66, Funing lane, Shangcheng District, Zhejiang, Hangzhou Patentee before: ZHEJIANG DESIGN INSTITUTE OF WATER CONSERVANCY & HYDROELECTRIC POWER |