CN204940222U - A kind of bilateral vertical seam type fish channel structure - Google Patents
A kind of bilateral vertical seam type fish channel structure Download PDFInfo
- Publication number
- CN204940222U CN204940222U CN201520627196.7U CN201520627196U CN204940222U CN 204940222 U CN204940222 U CN 204940222U CN 201520627196 U CN201520627196 U CN 201520627196U CN 204940222 U CN204940222 U CN 204940222U
- Authority
- CN
- China
- Prior art keywords
- fish
- perps
- room
- guide plate
- pond
- 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.)
- Active
Links
Classifications
-
- 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
Landscapes
- Farming Of Fish And Shellfish (AREA)
Abstract
The utility model discloses a kind of bilateral vertical seam type fish channel structure, comprise fish pass abutment wall and room, pond, room, described pond is separated by the upper spacer be arranged at inside fish pass abutment wall and lower clapboard, middle part guide plate is provided with between described upper spacer and lower clapboard, and middle part guide plate and upper spacer and lower clapboard misplace and arrange, guide plate two ends, described middle part form perps respectively and between upper spacer and lower clapboard.The utility model adopts two vertical seam type fish channel can make the abundant blending of current; convolution current are not formed at guide plate or dividing plate downstream; the abundant energy dissipating of current can be made; arrange bilateral perps simultaneously, greatly can improve the probability of fish, fish effectively can pass perps; migration is to upstream; and then reach the Expected Results of fish pass setting, reduce water power hydraulic engineering to the impact of fish migration, be conducive to the ecological protection in river.
Description
Technical field
The utility model relates to a kind of bilateral vertical seam type fish channel structure, belongs to fish channel structure technical field in Hydraulic and Hydro-Power Engineering.
Background technology
As everyone knows, when rare protection, fish migration passage that is peculiar, that have Important Economic value are built lock and build a dam, fish measure must be taked.For regulating dam and the lower dam of head, the permanent fish pass structure such as fish pass, fish lock should be built.Fish pass can be divided into the fish pass etc. of diaphragm plate type fish pass, primary stance fish pass, slot type fish pass and special structure form by its structural shape and hydraulic characteristic.Diaphragm plate type fish pass can be divided into overflow weir formula by dividing plate pattern, floods outlet type, vertical seam type, combined type.According to the feature of domestic water electrical engineering and the characteristic of straddling fish stocks, fish channel structure generally selects vertical seam type.At present, the vertical seam type fish channel adopted as shown in Figure 1, comprise fish pass abutment wall 1, guide plate 2 and dividing plate 3, described guide plate 2, fish pass is divided into room, multiple pond by dividing plate 3 structure, described guide plate 2, dividing plate 3 is oppositely arranged, described guide plate 2, room, pond perps 4 is reserved with between dividing plate 3, be interconnected by room, pond perps 4 between room, described pond 5, fish are sailed against the current by room, pond perps, this vertical seam type fish channel utilizes guide plate 2 positioned opposite, fish pass is divided into room, multiple pond 5 by dividing plate 3, after in room, a upper pond 5, current enter into room, next pond 5 by room, pond perps, current encounter guide plate 2, dividing plate 3 forms recirculating zone, with current blending below, play the effect of energy dissipating, and then reduce the flow velocity of current, thus the resistance that reduction straddling fish stocks are subject to, make fish easier through fish pass, but, find in actual use, current in the room, pond of existing vertical seam type fish channel do not obtain abundant blending, effect of energy dissipation is poor, cause perps place flow rate of water flow larger, the resistance that the fish of migration are subject to is larger, cause fish to pass fish pass difficulty to increase, and then fish will reduce through the quantity of fish pass, make the impact of water power hydraulic engineering on fish migration larger, be unfavorable for the ecological protection in river, and, the turning of existing clapboard end is right angle, fish are being easily subject to mechanical injuries by during the perps of room, pond.
For solving the problem, publication number is that the Chinese patent of CN102747716B discloses a kind of vertical seam type fish channel structure, it comprises fish pass sidewall and diaphragm structure, described diaphragm structure is arranged on sidewall, fish pass is divided into room, multiple pond by described diaphragm structure, and described diaphragm structure comprises long dividing plate and breviseptum, and described long dividing plate and described breviseptum are oppositely arranged, be reserved with room, pond perps between described long dividing plate and described breviseptum, be interconnected by room, pond perps between room, described pond; One end that described long dividing plate forms room, pond perps is provided with hook-shaped pier nose.Although the resistance that the fish that this vertical seam type fish channel structure can reduce migration are subject to, make fish pass fish pass and be more prone to.But because this vertical seam type fish channel structure adopts one-sided perps structure, find in actual use, current in room, one-sided vertical seam type fish channel pond easily form convolution current in perps downstream, the fish of migration are easily misled, current do not obtain abundant energy dissipating simultaneously, and the resistance that the fish of migration are subject to is comparatively large, can not make fish effectively through perps, fish will sharply reduce through the quantity of fish pass, and then make fish pass not reach the Expected Results of setting.
Utility model content
The purpose of this utility model is, for the deficiency existing for existing one-sided seam fish channel structure, to provide a kind of bilateral vertical seam type fish channel structure.
The utility model is achieved by following technical solution.
A kind of bilateral vertical seam type fish channel structure, comprise fish pass abutment wall and room, pond, room, described pond is separated by the upper spacer be arranged at inside fish pass abutment wall and lower clapboard, middle part guide plate is provided with between described upper spacer and lower clapboard, and middle part guide plate and upper spacer and lower clapboard misplace and arrange, guide plate two ends, described middle part form perps respectively and between upper spacer and lower clapboard.
Room, described pond width is 7 ~ 8 times of perps width.
Room, described pond length is 8 ~ 9 times of perps width.
Described upper spacer and the lower clapboard 25 ~ 35cm that staggers with middle part guide plate respectively arranges.
Described upper spacer is equal with the length of lower clapboard, and is 1/4 of room, pond width.
The length of described middle part guide plate is 1/2 of room, pond width.
Described perps downtilt angles is 45 degree, and the angle that is inclined upwardly is 63 degree.
The beneficial effects of the utility model are:
Compared with prior art, the utility model adopts bilateral vertical seam type fish channel structure form, convolution current can not be formed in perps downstream, the abundant energy dissipating of current can be made, arrange bilateral perps simultaneously, greatly can improve the probability of fish, fish effectively can pass perps, migration to upstream, and then reaches the Expected Results of fish pass setting.
Accompanying drawing explanation
Fig. 1 is the vertical seam type fish channel structure schematic diagram of prior art;
Fig. 2 is the utility model structural representation.
In figure: 1-fish pass abutment wall, 2-guide plate, 3-dividing plate, 4-perps, room, 5-pond, guide plate in the middle part of 21-, 31-upper spacer, 32-lower clapboard.
Detailed description of the invention
The technical solution of the utility model is further described below in conjunction with accompanying drawing, but described in claimed scope is not limited to.
As shown in Figure 2, a kind of bilateral vertical seam type fish channel structure described in the utility model, comprise fish pass abutment wall 1 and room, pond 5, room, described pond 5 is separated by the upper spacer 31 be arranged at inside fish pass abutment wall 1 and lower clapboard 32, middle part guide plate 21 is provided with between described upper spacer 31 and lower clapboard 32, and middle part guide plate 21 misplaces with upper spacer 31 and lower clapboard 32 and arranges, guide plate 21 two ends, described middle part form perps 4 respectively and between upper spacer 31 and lower clapboard 32.This technical scheme is by arranging two perps structure; make the abundant blending of current; very big raising effect of energy dissipation; avoid perps place flow rate of water flow larger; the resistance that the fish reducing migration are subject to; make fish pass fish pass to be more prone to, reduce water power hydraulic engineering to the impact of fish migration, be conducive to the ecological protection in river.
Cross fish model testing according to fish pass and cross fingerling class, for making the abundant blending of current and energy dissipating, the very big probability improving fish, make fish effectively can pass perps, migration is to upstream, and then reach the Expected Results of fish pass setting, avoid fish to be subject to the mechanical damage of fish pass, room 5, described pond width is 7 ~ 8 times of perps 4 width simultaneously.
Room 5, described pond length is 8 ~ 9 times of perps 4 width.
Described upper spacer 31 and the lower clapboard 32 25 ~ 35cm that staggers with middle part guide plate 21 respectively arranges.
Described upper spacer 31 is equal with the length of lower clapboard 32, and is 1/4 of room, pond 5 width.
The length of described middle part guide plate 21 is 1/2 of room, pond 5 width.
The angle that described perps 4 tilts can be determined according to actual conditions, and as optimal technical scheme, described perps 4 downtilt angles is 45 degree, and the angle that is inclined upwardly is 63 degree.
As can be seen from Figure 2, middle part guide plate 21 two ends, upper spacer 31 lower end and lower clapboard 32 upper end are provided with chamfering, make perps 4 form certain gradient by this chamfering.
As described in Figure 2, the utility model, when constructing, first arranges fish pass abutment wall 1 and room, pond 5; Then middle part guide plate 21, upper spacer 31 and lower clapboard 32 are arranged in dislocation, and reserve perps 4 in centre.The utility model makes fish pass fish pass to be more prone to, and then fish will increase through the quantity of fish pass, reduce water power hydraulic engineering to the impact of fish migration, are conducive to the ecological protection in river.Be adapted at fish channel structure field to apply.
Claims (7)
1. a bilateral vertical seam type fish channel structure, it is characterized in that: comprise fish pass abutment wall (1) and room, pond (5), room, described pond (5) is separated by the upper spacer (31) and lower clapboard (32) being arranged at fish pass abutment wall (1) inner side, middle part guide plate (21) is provided with between described upper spacer (31) and lower clapboard (32), and middle part guide plate (21) and upper spacer (31) and lower clapboard (32) misplace and arrange, guide plate (21) two ends, described middle part form perps (4) respectively and between upper spacer (31) and lower clapboard (32).
2. a kind of bilateral vertical seam type fish channel structure according to claim 1, is characterized in that: room, described pond (5) width is 7 ~ 8 times of perps (4) width.
3. a kind of bilateral vertical seam type fish channel structure according to claim 1, is characterized in that: room, described pond (5) length is 8 ~ 9 times of perps (4) width.
4. a kind of bilateral vertical seam type fish channel structure according to claim 1, is characterized in that: described upper spacer (31) and lower clapboard (32) 25 ~ 35cm that staggers with middle part guide plate (21) respectively arranges.
5. a kind of bilateral vertical seam type fish channel structure according to claim 1, is characterized in that: described upper spacer (31) is equal with the length of lower clapboard (32), and is 1/4 of room, pond (5) width.
6. a kind of bilateral vertical seam type fish channel structure according to claim 1, is characterized in that: the length at described middle part guide plate (21) is 1/2 of room, pond (5) width.
7. a kind of bilateral vertical seam type fish channel structure according to claim 1, it is characterized in that: described perps (4) downtilt angles is 45 degree, the angle that is inclined upwardly is 63 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520627196.7U CN204940222U (en) | 2015-08-19 | 2015-08-19 | A kind of bilateral vertical seam type fish channel structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520627196.7U CN204940222U (en) | 2015-08-19 | 2015-08-19 | A kind of bilateral vertical seam type fish channel structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204940222U true CN204940222U (en) | 2016-01-06 |
Family
ID=55007664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520627196.7U Active CN204940222U (en) | 2015-08-19 | 2015-08-19 | A kind of bilateral vertical seam type fish channel structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204940222U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111436355A (en) * | 2020-04-09 | 2020-07-24 | 吴应祥 | Irrigation and drainage mechanical equipment for modern agriculture |
| CN112761120A (en) * | 2021-01-21 | 2021-05-07 | 山东世鑫建设工程有限公司 | City river landscape blocking body |
| CN114319261A (en) * | 2021-12-30 | 2022-04-12 | 大连理工大学 | Vertical seam type fishway with H-shaped piers and short baffle plates |
| CN114808877A (en) * | 2022-05-24 | 2022-07-29 | 朱成冬 | Cylindrical fishway partition plate |
-
2015
- 2015-08-19 CN CN201520627196.7U patent/CN204940222U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111436355A (en) * | 2020-04-09 | 2020-07-24 | 吴应祥 | Irrigation and drainage mechanical equipment for modern agriculture |
| CN112761120A (en) * | 2021-01-21 | 2021-05-07 | 山东世鑫建设工程有限公司 | City river landscape blocking body |
| CN114319261A (en) * | 2021-12-30 | 2022-04-12 | 大连理工大学 | Vertical seam type fishway with H-shaped piers and short baffle plates |
| CN114808877A (en) * | 2022-05-24 | 2022-07-29 | 朱成冬 | Cylindrical fishway partition plate |
| CN114808877B (en) * | 2022-05-24 | 2023-09-15 | 朱成冬 | Cylindrical fishway partition plate |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204940222U (en) | A kind of bilateral vertical seam type fish channel structure | |
| CN204212122U (en) | A kind of fish pass | |
| CN102747716B (en) | Vertical seam type fishway structure | |
| CN203514273U (en) | Large-incidence-angle diffusion-type drop sill underflow energy dissipation structure | |
| CN202745019U (en) | Ecological fishway | |
| CN103953014A (en) | Novel fishway structure | |
| CN107190712B (en) | A kind of toe bank falls bank stiling basin formula underflow energy dissipator and design method | |
| CN204982816U (en) | Perps formula fishway | |
| CN102747713B (en) | fishway | |
| CN202688968U (en) | Vertical connection type fishway | |
| CN208346777U (en) | A kind of ecological fishway of multistage flow velocity energy dissipating | |
| CN101851911B (en) | Rectification facility arranged at tail end of outlet of dam spillway short-open-flow section | |
| CN105442503A (en) | Fishway with energy dissipation columns | |
| CN205152916U (en) | Energy dissipation column type fishway structure | |
| CN102720171A (en) | Adverse slope type step energy dissipater | |
| CN204982817U (en) | Two perps formula fishways | |
| CN202899099U (en) | Stream guidance pier set used for inflow forebay of hydropower station | |
| CN207812418U (en) | A kind of hydraulic engineering flood-discharge energy-dissipating pond | |
| CN207109722U (en) | A kind of pumping plant water outlet is confluxed cell structure | |
| CN204982638U (en) | Pier cushion cap structure | |
| CN207812402U (en) | A kind of ecological block | |
| CN205636632U (en) | Wall is led to bank formula spillway inlet channel | |
| CN203411945U (en) | Circular arc-shaped ecological water retaining dam | |
| CN202626933U (en) | Curve type water-binding and sand-dividing guide wall | |
| CN205954584U (en) | Staggered fishway of I -shaped |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |