CN207392163U - One species nature vertical seam type fish channel - Google Patents
One species nature vertical seam type fish channel Download PDFInfo
- Publication number
- CN207392163U CN207392163U CN201721298228.9U CN201721298228U CN207392163U CN 207392163 U CN207392163 U CN 207392163U CN 201721298228 U CN201721298228 U CN 201721298228U CN 207392163 U CN207392163 U CN 207392163U
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- Prior art keywords
- fishway
- partition plate
- stones
- brute
- fish
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- 241000251468 Actinopterygii Species 0.000 title abstract description 23
- 241000894007 species Species 0.000 title abstract 2
- 238000005192 partition Methods 0.000 claims abstract description 67
- 239000004575 stone Substances 0.000 claims description 43
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 20
- 239000002245 particle Substances 0.000 claims description 4
- 239000004576 sand Substances 0.000 claims description 4
- 230000005012 migration Effects 0.000 abstract description 5
- 238000013508 migration Methods 0.000 abstract description 5
- 208000034656 Contusions Diseases 0.000 description 4
- 238000005265 energy consumption Methods 0.000 description 3
- 230000009182 swimming Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 230000001617 migratory effect Effects 0.000 description 2
- 230000001052 transient effect Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
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 species nature vertical seam type fish channel, including by the bottom plate that the gradient is 1%~10% and the fish pass that both sides abutment wall is formed；Fish pass is divided into multiple fish pass ponds by partition plate component；Each partition plate group includes being symmetrically arranged at breviseptum and the long partition plate at the abutment wall of both sides, and the perps formed between breviseptum and long partition plate is staggered；The base slope formed on the bottom plate in each fish pass pond covered with one layer of rubble, and it has been uniformly arranged multiple rows of cyclopean ground sill between the twice partition plate group in each fish pass pond；Often arranging cyclopean ground sill includes multiple spaced cyclopeans, and the cyclopean in adjacent two rows of cyclopean ground sills is interlaced setting；Such natural vertical seam type fish channel can take into account the needs of the hobby shoal of fish different in flow rate, improve the Spatial diversity of velocity flow profile in pond, fish is allow to find suitable migration route according to the hobby of oneself, protection and of short duration recreating facility are provided for straddling fish stocks.
Description
Technical Field
The utility model relates to a hydraulic engineering and environmental protection engineering technical field, in particular to kind natural perps formula fishway.
Background
The fishway is a building for restoring the connectivity of rivers and facilitating aquatic organisms to pass through a river-blocking barrier to trace or descend the river for migration. In the traditional fishway, the vertical seam type fishway has good adaptability to flow and water level change, and meanwhile, the high and low flow rates are distinct, so that a rest space can be provided for fishes, physical strength recovery is guaranteed, and the vertical seam type fishway is popular with fishway designers. However, the traditional vertical seam type fishway has a single structure, the flow rate of the vertical seam for passing the fish is single, and the fish passing effect is not ideal. Therefore, the characteristic of natural rivers is combined, the flow field of the fishway is improved, and the formation of the multi-flow-rate structure flow cross section is a key factor for improving the fish passing efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a satisfy the demand of different fishes, take care of the class nature perps formula fishway of the swimming habit of different kinds and size fishes.
Therefore, the utility model discloses technical scheme as follows:
a kind of natural vertical seam type fishway, including the fishway formed by bottom plate and both sides sidewall with the slope of 1% -10%; the fishway is divided into a plurality of fishway pools by a plurality of partition plate groups arranged at intervals along the extending direction of the side wall; wherein,
each partition plate group comprises a short partition plate and a long partition plate which are symmetrically arranged on the side walls on the two sides respectively, and the arrangement positions of the short partition plate and the long partition plate in the two adjacent partition plate groups are just opposite, so that vertical seams formed between the short partition plate and the long partition plate in the two adjacent partition plate groups are arranged in a staggered mode; the side edge of the upper part of the long clapboard is provided with a slope, so that the width of a vertical seam formed between the short clapboard and the upper part of the long clapboard is gradually reduced from top to bottom;
a bottom slope formed by a layer of broken stones covers the bottom plate of each fishway water pool, and a plurality of rows of thin stone bottom sills are uniformly distributed between two partition plate groups of each fishway water pool; each row of the brute stone bottom sills comprises a plurality of brute stones which are arranged at intervals, and the brute stones in two adjacent rows of the brute stone bottom sills are arranged in a mutually staggered mode.
Preferably, the ratio of the length to the width of each fishway pool is 11: 8-11: 10.5.
Preferably, the long partition plate and the short partition plate are formed by stacking brute stones with the particle size of 100-1000 mm, and the height of the short partition plate and the height of the highest position of the long partition plate are consistent with the height of the side wall; wherein the ratio of the width of a vertical seam formed between the long partition plate and the short partition plate to the width of the fishway pool is 1: 5-1: 10.
Preferably, the crushed stones constituting the bottom slope are sand and pebbles with a particle size of less than 100 mm.
Preferably, the height of the brute at the bottom sill of each row of the brute is consistent with the designed water depth of the fishway where the brute is located; the bottom of the brute stone is connected with the bottom plate in a fixed or embedded mode; the ratio of the diameter of the brute stone to the length of the fishway water pool is 1: 12-13; the ratio of the distance between adjacent brute stones to the diameter of the brute stones, and the ratio of the distance between the partition plate group and the bottom sill of the adjacent row of the brute stones to the diameter of the brute stones are all 2-2.5: 1.
Aiming at the defects of the existing vertical seam type fishway structure, the natural vertical seam type fishway takes the requirements of preferring fish groups at different flow rates into consideration by designing the vertical seam into a width-narrow combined form; meanwhile, by using the crisscross arrangement of the rough stone sill, the spatial diversity of the flow velocity distribution in the water tank is improved, so that the fishes can search a proper migration route according to own preference; the downstream wake flow rate of the brute is small, so that refuge and a transient rest place are provided for the migratory fishes; due to the existence of rough stones, both Reynolds shear stress and turbulent kinetic energy in the fishway have obvious spatial difference, and like the unevenness of a riverbed in a natural river, diversified water flow structures are formed for the river, and fishes can select a proper migration route according to own preference, so that the migration efficiency is improved; the broken stone bottom slope increases the roughness of the bottom of the fishway, strengthens the material energy circulation of water flow and geology, and increases the imitated natural degree of the fishway while improving the energy consumption.
Drawings
FIG. 1 is a schematic top view of the fishway similar to a natural vertical seam of the present invention;
FIG. 2 is a schematic axial sectional view of the fishway similar to a natural vertical seam of the present invention;
fig. 3 is a schematic view of the radial sectional structure of the natural-seam-like fishway of the present invention.
Detailed Description
The present invention will be further described with reference to the following drawings and specific examples, but the following examples are by no means limiting the present invention.
As shown in fig. 1-2, the natural vertical seam fishway is generally arranged on one side of the barrage close to the power generation plant, and comprises a fishway formed by a bottom plate 1 and two side walls 2, specifically, the bottom plate 1 and the two side walls 2 are both formed by pouring concrete; the gradient of the bottom plate 1 is 2%.
The fishway is divided into a plurality of fishway pools by a plurality of partition plate groups arranged at intervals along the extending direction of the side wall 2; specifically, each fishway pond has a length of 4000mm, a width of 3000mm, and a height of 3000 mm.
Each partition plate group comprises a short partition plate 3 and a long partition plate 4 which are symmetrically arranged on the side walls 2 at two sides respectively, and the short partition plate 3 and the long partition plate 4 which are positioned in the two adjacent partition plate groups are arranged at the opposite positions, so that the vertical seams 5 formed between the short partition plate 3 and the long partition plate 4 of the two adjacent partition plate groups are arranged in a staggered manner. Specifically, the long partition plates 4 and the short partition plates 3 are formed by stacking brute stones with the particle sizes of 200-500 mm, so that the side walls of the long partition plates 4 and the short partition plates 3 have certain roughness, the energy consumption is improved, meanwhile, the diversity of a flow field is increased, and the nature-imitating degree of a fishway is enhanced.
Specifically, the width of the short partition 3 is 500mm, and the height is identical to the height of the side wall 2, and is 3000 mm; the width of the lower part of the long partition plate 4 is 2000mm, the side wall of the upper part is provided with a slope, and the height of the highest part of the long partition plate is also consistent with the height of the side wall 2 and is 3000 mm; the width of the upper part of the vertical seam formed between the long partition plate 4 and the short partition plate 3 is gradually reduced from 2500 to 500mm from top to bottom, the width of the lower part of the vertical seam is 500mm, and the flow velocity of the water flow at the upper part is smaller than that of the water flow at the lower part due to the fact that the flow area of the upper part at the vertical seam 5 is larger than that of the lower part, so that two regions of rapid flow and slow flow are generated at the vertical seam 5, and the seam passing difficulty of the fish with weak swimming capacity can be reduced.
A layer of bottom slope 6 formed by laying sand and pebbles with the grain diameter less than 100mm is covered on the bottom plate of each fishway water pool, so that the bottom of each fishway has a certain roughness, and the energy level is further improved; meanwhile, three rows of brute stone bottom sills 7 are uniformly distributed between two partition plate groups of each fishway water pool; two rows of thin stone bottom sills 7 adjacent to the partition plate group are composed of three thin stones which are vertically arranged at intervals, and the thin stone bottom sill 7 positioned in the middle row is composed of two thin stones which are vertically arranged at intervals; in addition, the bruises in the bottom sills of two adjacent rows of the bruises are arranged in a mutually staggered manner, so that the upstream flow velocity near the bruises is higher, the downstream flow velocity is lower, the flow velocity between the two bruises is moderate, and the purpose of providing refuge and a transient rest place for the migratory fishes is achieved.
Specifically, the height of the brute stone in each fishway water tank is consistent with the preset water depth of the tank body; the diameter of the brute is 320-340 mm, and the ratio of the diameter of the brute to the length of the fishway water pool is 1: 12; the distance between adjacent brute stones is 670mm, and the distance between the brute stones in the bottom threshold 7 of the row of the brute stones adjacent to the partition plate group is 670 mm.
Wherein the short partition plates 3, the long partition plates 4, the sand pebbles forming the bottom slope 6 and the brute forming the brute sill 7 are fixed on the bottom plate 1 and the side walls 2 at the two sides in a pouring mode; and the thin stones for stacking the short partition plates 3 and the long partition plates 4 are fixed and formed in a pouring mode.
The natural vertical seam type fishway is constructed by adopting natural materials, and multi-flow-velocity distribution is realized so as to ensure the passing rate of fishes under different swimming capacities; the staggered distribution of the rapid and slow flows in the fishway tank is realized, and the flow rate diversification is realized; the side wall and the bottom of the fishway keep a certain roughness, thereby improving the energy consumption level; therefore, the natural vertical slit type fishway realizes the difference distribution of Reynolds shear stress and turbulent kinetic energy, and constructs diversified water flow conditions.
Claims (5)
1. A kind of natural vertical seam type fishway, characterized by, include the fishway formed by bottom plate (1) and both sides sidewall (2) with the slope of 1% -10%; the fishway is divided into a plurality of fishway pools by a plurality of partition plate groups arranged at intervals along the extending direction of the side wall (2); wherein,
each partition plate group comprises a short partition plate (3) and a long partition plate (4) which are respectively and symmetrically arranged on the side walls (2) at the two sides, the arrangement positions of the short partition plate (3) and the long partition plate (4) in the two adjacent partition plate groups are just opposite, and vertical seams (5) formed between the short partition plates (3) and the long partition plates (4) of the two adjacent partition plate groups are arranged in a staggered mode; the side edge of the upper part of the long clapboard (4) is provided with a slope, so that the width of a vertical seam (5) formed between the short clapboard (3) and the upper part of the long clapboard (4) is gradually reduced from top to bottom;
a bottom slope (6) formed by a layer of broken stones covers the bottom plate of each fishway water pool, and a plurality of rows of brute bottom sills (7) are uniformly distributed between two partition plate groups of each fishway water pool; each row of the barbaric stone sill (7) comprises a plurality of spaced barbaric stones, and the barbaric stones in two adjacent rows of the barbaric stone sill (7) are arranged in a mutually staggered way.
2. The natural-seam-like fishway of claim 1, wherein the ratio of the length to the width of each fishway pool is 11: 8-11: 10.5.
3. The natural-slot-like fishway according to claim 1, characterized in that the long partition (4) and the short partition (3) are formed by stacking barbaric stones with the particle size of 100-1000 mm, and the height of the short partition (3) and the height of the highest part of the long partition (4) are consistent with the height of the side wall; wherein the ratio of the width of a vertical seam formed between the long partition plate (4) and the short partition plate (3) to the width of the fishway pool is 1: 5-1: 10.
4. The fishway of claim 1, characterized in that the broken stones forming the bottom slope (6) are sand and pebbles with a grain size of less than 100 mm.
5. The fishway of claim 1, characterized in that the height of the stones on each row of the stone sill (7) is consistent with the designed water depth of the fishway; the bottom of the brute stone is connected with the bottom plate (1) in a fixed or embedded mode; the ratio of the diameter of the brute stone to the length of the fishway water pool is 1: 12-13; the ratio of the distance between adjacent brute stones to the diameter of the brute stones, and the ratio of the distance between the partition plate group and the bottom sill of the adjacent row of the brute stones to the diameter of the brute stones are all 2-2.5: 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721298228.9U CN207392163U (en) | 2017-10-10 | 2017-10-10 | One species nature vertical seam type fish channel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721298228.9U CN207392163U (en) | 2017-10-10 | 2017-10-10 | One species nature vertical seam type fish channel |
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| Publication Number | Publication Date |
|---|---|
| CN207392163U true CN207392163U (en) | 2018-05-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721298228.9U Expired - Fee Related CN207392163U (en) | 2017-10-10 | 2017-10-10 | One species nature vertical seam type fish channel |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109056670A (en) * | 2018-09-20 | 2018-12-21 | 长江水利委员会长江科学院 | A kind of imitative nature fish pass based on bionic plant |
| CN109502761A (en) * | 2019-01-08 | 2019-03-22 | 上海市园林设计研究总院有限公司 | A kind of ecological pond infiltration wall and ecoscape water in-situ treatment method |
| CN109763464A (en) * | 2019-02-27 | 2019-05-17 | 福建省水利水电勘测设计研究院 | A kind of Ecology fish pass using natural pebble partition |
| CN112962547A (en) * | 2021-04-06 | 2021-06-15 | 上海勘测设计研究院有限公司 | Fishway and construction method thereof |
| CN113136845A (en) * | 2021-04-28 | 2021-07-20 | 中国葛洲坝集团第一工程有限公司 | Migration type ecological fishway and construction method |
| CN114086503A (en) * | 2021-07-06 | 2022-02-25 | 中船第九设计研究院工程有限公司 | Biological migration channel for submerged dike and mangrove combined ecological coast |
| 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 |
| CN114737537A (en) * | 2022-04-18 | 2022-07-12 | 中水北方勘测设计研究有限责任公司 | Multifunctional ecological vertical seam type fishway beneficial to eel migration |
| CN114808877A (en) * | 2022-05-24 | 2022-07-29 | 朱成冬 | Cylindrical fishway partition plate |
-
2017
- 2017-10-10 CN CN201721298228.9U patent/CN207392163U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109056670A (en) * | 2018-09-20 | 2018-12-21 | 长江水利委员会长江科学院 | A kind of imitative nature fish pass based on bionic plant |
| CN109502761A (en) * | 2019-01-08 | 2019-03-22 | 上海市园林设计研究总院有限公司 | A kind of ecological pond infiltration wall and ecoscape water in-situ treatment method |
| CN109502761B (en) * | 2019-01-08 | 2024-04-30 | 上海市园林设计研究总院有限公司 | Ecological pond permeable wall and ecological landscape water in-situ treatment method |
| CN109763464A (en) * | 2019-02-27 | 2019-05-17 | 福建省水利水电勘测设计研究院 | A kind of Ecology fish pass using natural pebble partition |
| CN109763464B (en) * | 2019-02-27 | 2023-11-03 | 福建省水利水电勘测设计研究院有限公司 | Bionic fishway adopting natural pebble partition board |
| CN112962547A (en) * | 2021-04-06 | 2021-06-15 | 上海勘测设计研究院有限公司 | Fishway and construction method thereof |
| CN113136845A (en) * | 2021-04-28 | 2021-07-20 | 中国葛洲坝集团第一工程有限公司 | Migration type ecological fishway and construction method |
| CN114086503A (en) * | 2021-07-06 | 2022-02-25 | 中船第九设计研究院工程有限公司 | Biological migration channel for submerged dike and mangrove combined ecological coast |
| 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 |
| CN114737537A (en) * | 2022-04-18 | 2022-07-12 | 中水北方勘测设计研究有限责任公司 | Multifunctional ecological vertical seam type fishway beneficial to eel migration |
| 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 |
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| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180522 Termination date: 20191010 |
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| CF01 | Termination of patent right due to non-payment of annual fee |