CN216739520U - Fish passing facility - Google Patents
Fish passing facility Download PDFInfo
- Publication number
- CN216739520U CN216739520U CN202122887040.0U CN202122887040U CN216739520U CN 216739520 U CN216739520 U CN 216739520U CN 202122887040 U CN202122887040 U CN 202122887040U CN 216739520 U CN216739520 U CN 216739520U
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- CN
- China
- Prior art keywords
- steel pipe
- corrugated steel
- vertical seam
- fishway
- seam type
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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.)
- Expired - Fee Related
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 48
- 239000010959 steel Substances 0.000 claims abstract description 48
- 241000251468 Actinopterygii Species 0.000 claims abstract description 24
- 239000004567 concrete Substances 0.000 claims description 8
- 238000009412 basement excavation Methods 0.000 abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 4
- 239000011178 precast concrete Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
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Abstract
The utility model relates to a fish passing facility, and belongs to the technical field of hydraulic engineering and ecological environment engineering. The utility model comprises an inlet section vertical seam type fishway and an outlet section vertical seam type fishway; the front end of the entrance vertical seam type fishway is provided with a horn-shaped entrance, the tail end of the entrance vertical seam type fishway is connected with a corrugated steel pipe, and the outlet of the corrugated steel pipe is connected with the exit vertical seam type fishway. The utility model adopts the fish passing facility combining the vertical seam type fishway with the corrugated steel pipe culvert type fishway, which can reduce the side slope excavation of the fishway, protect the environment and reduce the engineering cost. The inlet and outlet section vertical seam type fishway can improve the water flow velocity of the corrugated steel pipe culvert type fishway, and facilitates the passing of fishes.
Description
Technical Field
The utility model relates to a fish passing facility, and belongs to the technical field of hydraulic engineering and ecological environment engineering.
Background
Due to the blocking of the dam to the river, the fishes cannot migrate smoothly. Practice proves that effective fish passing facilities can be built to help fishes to smoothly pass through the dam. Vertical seam fishways are used more at present, but certain technical and capital requirements are required for building the vertical seam fishways. For mountainous rivers, the mountains on both banks are steep, high slope excavation is needed for building the vertical seam type fishway, the engineering quantity is large, and the original ecological environment of the mountains is damaged. The corrugated steel pipe culvert type fishway is convenient to install and low in cost, and the corrugated steel pipe has the problem that the conditions of water flow at the inlet and the outlet of the corrugated steel pipe are poor.
Therefore, the utility model organically combines the vertical seam fishway with the corrugated steel pipe fishway, realizes effective fish passing, protects the ecological environment of surrounding mountains and reduces the engineering investment.
Disclosure of Invention
The technical problem to be solved by the utility model is as follows: the utility model provides a fish passing facility which is used for solving the problems that the existing vertical seam type fishway high slope excavation is large in engineering quantity, the original ecological environment of a mountain is damaged, and the existing corrugated steel pipe culvert type fishway has poor water flow conditions at the inlet and the outlet.
The technical scheme of the utility model is as follows: a fish passing facility comprises an inlet section vertical seam type fishway 1 and an outlet section vertical seam type fishway 11; the front end of the entrance vertical seam type fishway 1 is provided with a horn-shaped entrance 5, the tail end of the entrance vertical seam type fishway 1 is connected with a corrugated steel pipe 6, and the outlet of the corrugated steel pipe 6 is connected with an exit vertical seam type fishway 11.
As a further scheme of the utility model, the vertical seams of the inlet section vertical seam type fishway 1 are positioned on different sides, baffle plates 2 and guide plates 3 are arranged in the fishway, a vertical seam is formed between each baffle plate 2 and each guide plate 3, and the length-width ratio of the pool chamber is 1.5: 1.
As a further scheme of the utility model, the trumpet-shaped inlet 5 is provided with the light source fish luring device 4, and pebbles are embedded in the inner side wall of the trumpet-shaped inlet 5.
As a further scheme of the utility model, the corrugated steel pipe 6 and the rest room 10, the corrugated steel pipe 6 and the inlet section vertical seam type fishway 1, the corrugated steel pipe 6 and the outlet section vertical seam type fishway 11 are respectively connected by concrete precast slabs 8, a circular orifice 9 is arranged on each concrete precast slab 8, the diameter of the circular orifice 9 is larger than that of the corrugated steel pipe 6, and the corrugated steel pipe 6 is connected with the circular orifice 9.
As a further scheme of the utility model, the top of the corrugated steel pipe 6 is provided with a corrugated steel pipe top opening 7 at a certain distance.
As a further aspect of the present invention, the corrugated steel pipe 6 is provided with a rest room 10 at a certain distance, and the length-width ratio of the rest room 10 is 1.6: 1, pebbles are embedded in the inner wall of the rest room 10.
The utility model has the beneficial effects that: the utility model adopts the fish passing facility combining the vertical seam type fishway with the corrugated steel pipe culvert type fishway, which can reduce the side slope excavation of the fishway, protect the environment and reduce the engineering cost. The inlet and outlet section vertical seam type fishway can improve the water flow velocity of the corrugated steel pipe culvert type fishway, and facilitates the passing of fishes.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate embodiments of the utility model and together with the description, serve to explain the principles of the utility model. In the drawings, like reference numerals are used to indicate like elements. The drawings in the following description are directed to some, but not all embodiments of the utility model. For a person skilled in the art, other figures can be derived from these figures without inventive effort.
FIG. 1 schematically illustrates the structure of the present invention;
FIG. 2 schematically illustrates a front view of the present invention;
fig. 3 shows an exemplary top view of the utility model.
Reference numbers in fig. 1-3: 1-inlet section vertical seam type fishway, 2-baffle, 3-guide plate, 4-light source fish luring device, 5-trumpet-shaped inlet, 6-corrugated steel pipe, 7-corrugated steel pipe top opening, 8-concrete precast block, 9-round hole opening, 10-rest room, and 11-outlet section vertical seam type fishway.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention. It should be noted that the embodiments and features of the embodiments in the present application may be arbitrarily combined with each other without conflict.
Example 1: as shown in fig. 1-3, a fish-passing facility comprises an inlet section vertical seam type fishway 1 and an outlet section vertical seam type fishway 11; the front end of the entrance vertical seam type fishway 1 is provided with a horn-shaped entrance 5, the tail end of the entrance vertical seam type fishway 1 is connected with a corrugated steel pipe 6, and the outlet of the corrugated steel pipe 6 is connected with an exit vertical seam type fishway 11.
As a further scheme of the utility model, the vertical seams of the inlet section vertical seam type fishway 1 are positioned on different sides, baffle plates 2 and guide plates 3 are arranged in the fishway, a vertical seam is formed between each baffle plate 2 and each guide plate 3, and the length-width ratio of the pool chamber is 1.5: 1.
As a further scheme of the utility model, the trumpet-shaped inlet 5 is provided with the light source fish luring device 4, and pebbles are embedded in the inner side wall of the trumpet-shaped inlet 5.
As a further scheme of the utility model, the corrugated steel pipe 6 and the rest room 10, the corrugated steel pipe 6 and the inlet section vertical seam type fishway 1, the corrugated steel pipe 6 and the outlet section vertical seam type fishway 11 are respectively connected by concrete precast slabs 8, a circular orifice 9 is arranged on each concrete precast slab 8, the diameter of the circular orifice 9 is larger than that of the corrugated steel pipe 6, and the corrugated steel pipe 6 is connected with the circular orifice 9.
As a further proposal of the utility model, the top of the corrugated steel pipe 6 is provided with a corrugated steel pipe top opening 7 at a certain distance.
As a further aspect of the present invention, the corrugated steel pipe 6 is provided with a rest room 10 at a certain distance, and the length-width ratio of the rest room 10 is 1.6: 1, pebbles are embedded in the inner wall of the rest room 10.
As a further aspect of the present invention, the rest room 10 may be located in the middle of the corrugated steel pipe 6.
The construction sequence of the utility model is as follows:
(1) excavating and supporting the fishway: according to design requirements, the arrangement position of the fishway is excavated and supported, the vertical seam type fishway section (comprising an inlet section vertical seam type fishway 1 and an outlet section vertical seam type fish 11) and the rest room 10 are excavated to be larger, and the corrugated steel pipe section only needs to be excavated at the reserved position of the corrugated steel pipe 1.
(2) The building of a fishway inlet (a trumpet-shaped inlet 5), a vertical seam type fishway (comprising an inlet section vertical seam type fishway 1 and an outlet section vertical seam type fish 11) and a rest room 10. The fishway inlet, the vertical seam type fishway and the rest room are lined with reinforced concrete, and a concrete plate clamping groove is reserved at the outlet.
(3) A circular hole 9 is reserved in the precast concrete block 8, the corrugated steel pipe 6 is installed and connected after the precast concrete block 8 is fixed, and the corrugated steel pipe 6 is customized according to the diameter.
The above-described embodiments can be implemented individually or in various combinations, and such variations are within the scope of the present invention.
It is to be noted that, in the present invention, the term "comprises" or any other variation thereof is intended to cover a non-exclusive inclusion, so that an article or an apparatus including a series of elements includes not only those elements but also other elements not explicitly listed or inherent to such article or apparatus. Without further limitation, an element defined by the phrase "comprising … …" does not exclude the presence of additional like elements in the article or device comprising the element.
The above embodiments are merely to illustrate the technical solutions of the present invention and not to limit the present invention, and the present invention has been described in detail with reference to the preferred embodiments. It will be understood by those skilled in the art that various modifications and equivalent arrangements may be made without departing from the spirit and scope of the present invention and it should be understood that the present invention is to be covered by the appended claims.
Claims (6)
1. A fish passing facility is characterized in that: comprises an inlet section vertical seam type fishway (1) and an outlet section vertical seam type fishway (11); the front end of the entrance vertical seam type fishway (1) is provided with a horn-shaped entrance (5), the tail end of the entrance vertical seam type fishway (1) is connected with a corrugated steel pipe (6), and the outlet of the corrugated steel pipe (6) is connected with the exit vertical seam type fishway (11).
2. A fish passing facility according to claim 1, wherein: the vertical seam of the inlet section vertical seam type fishway (1) is positioned on the opposite side, baffle plates (2) and guide plates (3) are arranged in the fishway, a vertical seam is formed between each baffle plate (2) and each guide plate (3), and the length-width ratio of the pool chamber is 1.5: 1.
3. A fish passing facility according to claim 1, wherein: the light source fish luring device (4) is installed in the trumpet-shaped inlet (5), and pebbles are inlaid in the inner side wall of the trumpet-shaped inlet (5).
4. A fish passing facility according to claim 1, wherein: corrugated steel pipe (6) and rest room (10), corrugated steel pipe (6) and entrance section vertical joint formula fishway (1), corrugated steel pipe (6) and exit section vertical joint formula fishway (11) are equallyd divide and are adopted concrete precast slab (8) to connect, are equipped with circular drill way (9) on concrete precast slab (8), and the diameter in circular drill way (9) is greater than the diameter of corrugated steel pipe (6), and corrugated steel pipe (6) are connected with circular drill way (9).
5. A fish passing facility according to claim 1, wherein: the top of the corrugated steel pipe (6) is provided with a corrugated steel pipe top opening (7) at a certain distance.
6. A fish passing facility according to claim 1, wherein: the corrugated steel pipe (6) is provided with a rest room (10) at a certain distance, and the length-width ratio of the rest room (10) is 1.6: 1, pebbles are embedded in the inner wall of the rest room (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122887040.0U CN216739520U (en) | 2021-11-19 | 2021-11-19 | Fish passing facility |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122887040.0U CN216739520U (en) | 2021-11-19 | 2021-11-19 | Fish passing facility |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216739520U true CN216739520U (en) | 2022-06-14 |
Family
ID=81929808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122887040.0U Expired - Fee Related CN216739520U (en) | 2021-11-19 | 2021-11-19 | Fish passing facility |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216739520U (en) |
-
2021
- 2021-11-19 CN CN202122887040.0U patent/CN216739520U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220614 |