CN210507341U - Blocking device for preventing river floating objects from entering fishway - Google Patents
Blocking device for preventing river floating objects from entering fishway Download PDFInfo
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- CN210507341U CN210507341U CN201921396630.XU CN201921396630U CN210507341U CN 210507341 U CN210507341 U CN 210507341U CN 201921396630 U CN201921396630 U CN 201921396630U CN 210507341 U CN210507341 U CN 210507341U
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- cover plate
- fishway
- upper cover
- slide rail
- blocking device
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Abstract
The utility model discloses a blocking device for preventing river floating objects from entering a fishway, wherein two opposite sides of the fishway are respectively provided with a wall body parallel to the fishway; the blocking device comprises a sliding rail assembly and a cover plate assembly, the sliding rail assemblies are arranged on the two wall bodies, and the sliding rail assemblies extend along the direction parallel to the fishway; the cover plate assembly comprises an upper cover plate and a lower cover plate which are arranged in parallel, first pulleys are arranged on two opposite sides of the lower side of the upper cover plate, second pulleys are arranged on two opposite sides of the lower side of the lower cover plate, the slide rail assembly comprises an outer slide rail and an inner slide rail which are arranged in parallel and adjacent to each other, and the outer slide rail and the inner slide rail extend in a direction parallel to the fishway; the upper cover plate is positioned above the lower cover plate, the first pulleys correspondingly extend into the outer slide rails, and the second pulleys correspondingly extend into the inner slide rails. The advantages are that: the blocking device can prevent floating garbage from entering the pool chamber from the top of the submerged fishway when the water level of the river is lowered, and meanwhile, workers can walk, so that convenience is provided for the workers to overhaul the fishway pool chamber.
Description
Technical Field
The utility model relates to a hydraulic and hydroelectric engineering fishway structural design field especially relates to a stop device for preventing river floater gets into fishway.
Background
In water conservancy and hydropower engineering, a fishway is an engineering measure for helping fishes to pass through a dam, and is generally arranged along two banks of a river, particularly the inlet and outlet sections of the fishway are arranged on the bank sides of the upstream and downstream banks of a dam. When the water level is in high water level or flood period in the river course, fishway inlet section or export section can be submerged, especially many imports, the lower fishway section of bottom plate height in the export fishway is often submerged, and often the gathering of floater rubbish is on the river course bank in the river course, consequently can appear when the river course water level is higher the gathering of floater rubbish is advanced, export section top by submerged fishway on the bank, and when the water level descends, floater rubbish then descends and gets into the fishway along with the water level, thereby influence the trafficability characteristic of fish. In addition, the worker may walk along the fishway side wall to the entrance or exit of the fishway to observe and repair the fishway according to the field situation, and may enter the fishway pool room to perform maintenance, which may cause a great danger when walking along the fishway side wall. Therefore, how to prevent floating garbage from entering the fishway pool chamber from the upper part of the fishway and how to reduce the danger of workers walking along the side wall of the fishway is particularly important to improve the passing ability of the fish and ensure the safety of the workers.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a prevent that river floater from getting into the stop device of fishway to solve the aforementioned problem that exists among the prior art.
In order to realize the purpose, the utility model discloses a technical scheme as follows:
a blocking device for preventing river floating objects from entering a fishway is characterized in that two opposite sides of the fishway are respectively provided with a wall body parallel to the fishway; the blocking device comprises a sliding rail assembly and a cover plate assembly, the sliding rail assemblies are arranged on the two walls, and the sliding rail assemblies extend along the direction parallel to the fishway; the cover plate assembly comprises an upper cover plate and a lower cover plate which are arranged in parallel, first pulleys are arranged on two opposite sides of the lower side of the upper cover plate, second pulleys are arranged on two opposite sides of the lower side of the lower cover plate, the slide rail assembly comprises an outer slide rail and an inner slide rail which are arranged in parallel and adjacent to each other, and the outer slide rail and the inner slide rail extend in a direction parallel to the fishway; the upper cover plate is located above the lower cover plate, the first pulleys correspondingly extend into the outer sliding rails, and the second pulleys correspondingly extend into the inner sliding rails.
Preferably, the lower surface of the upper cover plate is spaced from the upper surface of the lower cover plate by a certain distance.
Preferably, the upper cover plate and the lower cover plate are both of grid hollow structures and are made of stainless steel.
Preferably, the upper cover plate is provided with a first handle, and the lower cover plate is provided with a second handle.
Preferably, the upper cover plate is provided with a first buckle, the lower cover plate is provided with a second buckle, the wall body is provided with a plurality of convex columns which protrude upwards and extend along the direction parallel to the fishway at intervals, and the convex columns can be sleeved with the first buckle and the second buckle.
The utility model has the advantages that: the utility model provides a stop device mountable is imported or the export section by the fishway that the river water floods easily to prevent that floater rubbish from being submerged the fishway top and getting into the pool room when the river water level descends, can supply the staff to walk simultaneously, overhaul the fishway pool room for the staff and provide convenient condition.
Drawings
Fig. 1 is a schematic structural diagram of a blocking device in an embodiment of the present invention;
FIG. 2 is an enlarged view of FIG. 1 at A according to an embodiment of the present invention;
fig. 3 is an enlarged view of fig. 1 at B in the embodiment of the present invention;
fig. 4 is a schematic view of another perspective view of fig. 3 in an embodiment of the present invention.
In the figure: 1. a fishway pond chamber; 2. a wall body; 3. an upper cover plate; 4. a lower cover plate; 5. an outer rail; 6. an inner rail; 7. a first buckle; 8. a second buckle; 9. a convex column; 10. a first handle; 11. a second handle.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the invention, are given by way of illustration only.
As shown in fig. 1 to 4, in the present embodiment, there is provided a blocking device for preventing river floating objects from entering a fishway, wherein two opposite sides of the fishway are respectively provided with a wall 2 parallel to the fishway; the blocking device comprises a sliding rail assembly and a cover plate assembly, the sliding rail assemblies are arranged on the two walls 2, and the sliding rail assemblies extend along the direction parallel to the fishway; the cover plate assembly comprises an upper cover plate 3 and a lower cover plate 4 which are arranged in parallel, first pulleys are arranged on two opposite sides of the lower side of the upper cover plate 3, second pulleys are arranged on two opposite sides of the lower side of the lower cover plate 4, the slide rail assembly comprises an outer slide rail and an inner slide rail which are arranged in parallel and adjacent to each other, and the outer slide rail and the inner slide rail extend in a direction parallel to the fishway; the upper cover plate 3 is located above the lower cover plate 4, the first pulleys correspondingly extend into the outer sliding rails, and the second pulleys correspondingly extend into the inner sliding rails.
In this embodiment, the fishway is divided into a plurality of fishway pond rooms 1, and upper cover plate 3 and lower cover plate 4 can remove alone, and crisscross use corresponds to cover different fishway pond rooms 1, guarantees that the floater does not get into fishway pond room 1.
In this embodiment, the lower surface of the upper cover plate 3 is spaced from the upper surface of the lower cover plate 4 by a certain distance.
In this embodiment, the upper cover plate 3 and the lower cover plate 4 are both of a grid hollow structure and made of stainless steel. The size of the grid can be set according to specific conditions, and the floating objects can not enter the fishway pool chamber 1 through the grid.
In this embodiment, the load of the upper cover plate 3 and the lower cover plate 4 can satisfy the passing of the maximum number of workers, so that the operator can clean the floating objects and repair and replace the components on the cover plates.
In this embodiment, the upper cover plate 3 is provided with a first handle 10, and the lower cover plate 4 is provided with a second handle 11. The first and second handles 10 and 11 are provided to enable an operator to pull the upper and/or lower cover for repair or replacement of parts, and to cover or pull the cover plate away from the fishway pond 1.
In this embodiment, the upper cover plate 3 is provided with a first buckle 7, the lower cover plate 4 is provided with a second buckle 8, the wall body 2 is provided with a plurality of convex columns 9 protruding upwards at intervals along a direction parallel to the fishway, and the convex columns 9 can be sleeved with the first buckle 7 and the second buckle 8.
In this embodiment, the upper cover plate 3 and the lower cover plate 4 move along outer track 5 and inner track 6 respectively, do not influence each other between the two, and the distance between the upper cover plate 3 and the lower cover plate 4 can guarantee that the floater can not get into the fishway through the clearance between the two, and this clearance can set up according to the circumstances of reality to better satisfy the actual need.
In this embodiment, when needs use stop device, can correspond upper cover body and lower cover body respectively and cover in the fishway pond room 1 top of difference, through with upper cover body and the first latch closure 7 on the lower cover body and second latch closure 8 pottery Ji on projection 9, guarantee the position of upper cover body and lower cover body, make it can not take place to remove under the washing away of rivers, guarantee that it can completely cover fishway pond room 1, avoid the floater to get into fishway pond room 1.
In this embodiment, when the blocking device is not used, the operator pulls the upper cover and the lower cover to move along the outer rail 5 and the inner rail 6, respectively, by pulling the first handle 10 and the second handle 11 on the upper cover and the lower cover, and pulls them away from the upper side of the fishway pool chamber 1.
Through adopting the utility model discloses an above-mentioned technical scheme has obtained following profitable effect:
the utility model provides a prevent that river floater from getting into blocking device of fishway, this blocking device mountable is imported or the export section by the fishway that the river floods easily to prevent that floater rubbish from getting into the pool room from being flooded the fishway top when the river water level descends, can supply the staff to walk simultaneously, provide convenient condition for the staff overhauls the fishway pool room.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be viewed as the protection scope of the present invention.
Claims (5)
1. A blocking device for preventing river floating objects from entering a fishway is characterized in that two opposite sides of the fishway are respectively provided with a wall body parallel to the fishway; the method is characterized in that: the blocking device comprises a sliding rail assembly and a cover plate assembly, the sliding rail assemblies are arranged on the two walls, and the sliding rail assemblies extend along the direction parallel to the fishway; the cover plate assembly comprises an upper cover plate and a lower cover plate which are arranged in parallel, first pulleys are arranged on two opposite sides of the lower side of the upper cover plate, second pulleys are arranged on two opposite sides of the lower side of the lower cover plate, the slide rail assembly comprises an outer slide rail and an inner slide rail which are arranged in parallel and adjacent to each other, and the outer slide rail and the inner slide rail extend in a direction parallel to the fishway; the upper cover plate is located above the lower cover plate, the first pulleys correspondingly extend into the outer sliding rails, and the second pulleys correspondingly extend into the inner sliding rails.
2. The barrier apparatus for preventing river floating matter from entering a fishway of claim 1, wherein: the lower surface of the upper cover plate is away from the upper surface of the lower cover plate by a certain distance.
3. The blocking device for preventing river floating matter from entering a fishway as claimed in claim 2, further comprising: the upper cover plate and the lower cover plate are both of grid hollow structures and are made of stainless steel.
4. A barrier apparatus as claimed in claim 3, wherein: the upper cover plate is provided with a first handle, and the lower cover plate is provided with a second handle.
5. The blocking device for preventing river floating matter from entering a fishway as claimed in claim 4, wherein: the upper cover plate is provided with a first ring buckle, the lower cover plate is provided with a second ring buckle, a plurality of convex columns which protrude upwards and extend are arranged on the wall body at intervals along the direction parallel to the fishway, and the first ring buckle and the second ring buckle can be sleeved on the convex columns.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921396630.XU CN210507341U (en) | 2019-08-27 | 2019-08-27 | Blocking device for preventing river floating objects from entering fishway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921396630.XU CN210507341U (en) | 2019-08-27 | 2019-08-27 | Blocking device for preventing river floating objects from entering fishway |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210507341U true CN210507341U (en) | 2020-05-12 |
Family
ID=70544233
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921396630.XU Active CN210507341U (en) | 2019-08-27 | 2019-08-27 | Blocking device for preventing river floating objects from entering fishway |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210507341U (en) |
-
2019
- 2019-08-27 CN CN201921396630.XU patent/CN210507341U/en active Active
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