CN219793863U - Automatic steel grid cover plate for hydropower station - Google Patents
Automatic steel grid cover plate for hydropower station Download PDFInfo
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- CN219793863U CN219793863U CN202321244801.3U CN202321244801U CN219793863U CN 219793863 U CN219793863 U CN 219793863U CN 202321244801 U CN202321244801 U CN 202321244801U CN 219793863 U CN219793863 U CN 219793863U
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- cover plate
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- main pipe
- reversing valve
- oil cylinder
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 30
- 239000010959 steel Substances 0.000 title claims abstract description 30
- 230000008602 contraction Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model provides an automatic steel grid apron of opening and close for power station, includes pump station, main pipe, hydraulic pressure are responsible for and hydraulic pressure is responsible for, and the pump station is responsible for through the main pipe and is responsible for the intercommunication 1-4 # hydro-cylinder through the hydraulic pressure, and the 1# switching valve is responsible for through the hydraulic pressure and is responsible for each hydraulic pressure, is responsible for and hydraulic pressure is responsible for and be equipped with two-way lock on the pipe; the utility model can simultaneously control the opening and closing of the single side and the double sides of the plurality of steel grating cover plates in a remote control mode, thereby reducing the safety risk of operators and improving the opening and closing efficiency of the steel grating cover plates.
Description
Technical Field
The utility model relates to the field of hydropower station opening and closing devices, in particular to an automatic steel grid cover plate for an hydropower station.
Background
The steel grating plate is a steel product with square lattices in the middle, and is mainly used as a ditch cover plate, a steel structure platform plate, a step plate of a steel ladder and the like, and the cross bars are generally made of twisted square steel.
The steel grating cover plate is used as a common opening and closing device, is widely applied to all parts in a hydropower station, the steel grating plate adopted by a large hydropower station is a large cover plate, the opening and closing mode of the steel grating cover plate is manual carrying and hoisting, the number of the steel grating cover plates of the hydropower station is large, and a large amount of manpower and material resources are consumed in the opening and closing process of the cover plates.
Disclosure of Invention
In view of the technical problems existing in the background art, the automatic steel grid cover plate for the hydropower station can simultaneously control the opening and closing of one side and two sides of a plurality of steel grid cover plates in a remote control mode, so that the safety risk of operators is reduced, and the opening and closing efficiency of the steel grid cover plates is improved.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the automatic steel grid cover plate comprises a pump station, a main pipe, a hydraulic main pipe and a hydraulic branch pipe, wherein the pump station is communicated with a first reversing valve, a second reversing valve, a third reversing valve, a fourth reversing valve and a fifth reversing valve through the main pipe; the second reversing valve is communicated with the first oil cylinder through a hydraulic main pipe, the third reversing valve is communicated with the second oil cylinder through a hydraulic main pipe, the fourth reversing valve is communicated with the third oil cylinder through a hydraulic main pipe, and the fifth reversing valve is communicated with the fourth oil cylinder through a hydraulic main pipe; the first reversing valve is communicated with each hydraulic main pipe through a hydraulic branch pipe, and two-way locks are arranged on the hydraulic main pipe and the hydraulic branch pipe.
In the preferred scheme, the first oil cylinder, the second oil cylinder, the third oil cylinder and the fourth oil cylinder are respectively connected with an automatic steel grid cover plate, the automatic steel grid cover plate comprises a grid cover plate, the grid cover plate is arranged on two sides of an orifice, the bottom of the grid cover plate is hinged with the orifice through a first hinge, the front side and the rear side of the grid cover plate are connected with hydraulic control systems, and the hydraulic control systems control the grid cover plate to turn around the first hinge to be opened and closed.
In a preferred scheme, the hydraulic control system comprises a chute, a second hinge, a connecting rod, a sliding block and a hydraulic rod; the sliding groove is arranged at the front end and the rear end of the orifice in parallel, the sliding block is arranged in the sliding groove and slides along the sliding groove in a limiting mode, one end of the connecting rod is hinged to the front end and the rear end of the grille cover plate through the second hinge, the other end of the connecting rod is hinged to the sliding block, the other side of the sliding block is connected with the hydraulic rod, and the hydraulic rod is arranged in the sliding groove in parallel and is connected with the hydraulic main pipe.
The following beneficial effects can be achieved in this patent:
1. the device can control the single-side and double-side opening and closing of a single grid cover plate through the hydraulic control system, and can also control the single-side and double-side opening and closing of a plurality of grid cover plates at the same time, so that the flexibility in the opening and closing process of the grid cover plates is improved;
2. the device can open and close the large steel grid cover plate rapidly by adopting the hydraulic system to intensively control the opening and closing of the cover plate, and compared with the traditional manual carrying and mechanical hoisting, the opening and closing efficiency and the safety of the device are greatly improved.
Drawings
The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:
FIG. 1 is a schematic diagram of the hydraulic control of the present utility model;
FIG. 2 is a schematic view of the structure of the self-opening/closing cover plate of the present utility model;
FIG. 3 is an enlarged schematic view of the hydraulic control system according to the present utility model.
In the figure: pump station 1, first direction valve 201, second direction valve 202, third direction valve 203, fourth direction valve 204, fifth direction valve 205, main pipe 3, main hydraulic pipe 4, branch hydraulic pipe 5, two-way lock 6, first cylinder 701, second cylinder 702, third cylinder 703, fourth cylinder 704, orifice 8, hydraulic control system 9, chute 901, second hinge 902, connecting rod 903, slider 904, hydraulic rod 905, grille cover 10, first hinge 11.
Detailed Description
As shown in fig. 1, the automatic steel grid cover plate for the hydropower station comprises a pump station 1, a main pipe 3, a hydraulic main pipe 4 and a hydraulic branch pipe 5, wherein the pump station 1 is communicated with a first reversing valve 201, a second reversing valve 202, a third reversing valve 203, a fourth reversing valve 204 and a fifth reversing valve 205 through the main pipe 3; the second reversing valve 202 is communicated with the first oil cylinder 701 through the hydraulic main pipe 4, the third reversing valve 203 is communicated with the second oil cylinder 702 through the hydraulic main pipe 4, the fourth reversing valve 204 is communicated with the third oil cylinder 703 through the hydraulic main pipe 4, and the fifth reversing valve 205 is communicated with the fourth oil cylinder 704 through the hydraulic main pipe 4; the first reversing valve 201 is communicated with each hydraulic main pipe 4 through a hydraulic branch pipe 5, and a two-way lock 6 is arranged on each hydraulic main pipe 4 and each hydraulic branch pipe 5;
when the device works, the second reversing valve 202 controls the expansion and contraction of the first oil cylinder 701 through the hydraulic main pipe 4, the third reversing valve 203 controls the expansion and contraction of the second oil cylinder 702 through the hydraulic main pipe 4, the fourth reversing valve 204 controls the expansion and contraction of the third oil cylinder 703 through the hydraulic main pipe 4, and the fifth reversing valve 205 controls the expansion and contraction of the fourth oil cylinder 704 through the hydraulic main pipe 4;
in the opening process of the opening and closing cover plate, the first oil cylinder 701 and the second oil cylinder 702 generally control the left and right side plates of the 1# self-opening and closing grid cover plate, the third oil cylinder 703 and the fourth oil cylinder 704 generally control the left and right side plates of the 2# self-opening and closing grid cover plate, and the independent control and opening of the 1# self-opening and closing grid single-side cover plate and the 2# self-opening and closing grid single-side cover plate can be realized through the 2-5 # reversing valve;
when the double-sided cover plates of the 1# self-opening and closing grating and the double-sided cover plates of the 2# self-opening and closing grating are required to be simultaneously opened, only the first reversing valve 201 is required to be opened, the pump station 1 is communicated with each hydraulic main pipe 4 through the hydraulic branch pipe 5, and the 1-4 # oil cylinders connected with the hydraulic main pipes 4 are controlled to stretch out and draw back, so that the double-sided cover plates of the 1# self-opening and closing grating and the double-sided cover plates of the 2# self-opening and closing grating are controlled to be simultaneously opened and closed;
the number of the oil cylinders in the scheme comprises, but is not limited to, 4, and the number of the oil cylinders and the reversing valves can be increased or reduced according to the actual number of the self-opening and closing grid cover plates in the actual use process.
The first oil cylinder 701, the second oil cylinder 702, the third oil cylinder 703 and the fourth oil cylinder 704 comprise a grating cover plate 10, wherein the grating cover plate 10 is arranged on two sides of an orifice 8, the bottom of the grating cover plate 10 is hinged with the orifice 8 through a first hinge 11, the front side and the rear side of the grating cover plate 10 are connected with a hydraulic control system 9, and the hydraulic control system 9 controls the grating cover plate 10 to turn around the first hinge 11 to be opened and closed;
when the grille cover plate 10 needs to be opened, the hydraulic control system 9 only needs to control the oil cylinder to extend, the oil cylinder can push the grille cover plate 10 to turn around the first hinge 11 for opening, and when the grille cover plate 10 needs to be closed, only the oil cylinder needs to be reversely retracted.
Preferred embodiment as shown in fig. 3, hydraulic control system 9 includes chute 901, second hinge 902, link 903, slide 904, and hydraulic rod 905; the sliding grooves 901 are arranged at the front end and the rear end of the orifice 8 in parallel, the sliding blocks 904 are arranged in the sliding grooves 901 and slide along the sliding grooves 901 in a limiting manner, one end of the connecting rod 903 is hinged with the front end and the rear end of the grille cover plate 10 through the second hinge 902, the other end of the connecting rod 903 is hinged with the sliding blocks 904, the other side of the sliding blocks 904 is connected with the hydraulic rods 905, and the hydraulic rods 905 are arranged in the sliding grooves 901 in parallel and are connected with the hydraulic main pipe 4;
when the hydraulic control system 9 controls the grid cover plate 10 to be opened, the hydraulic main pipe 4 is controlled to extend through the oil cylinder to control the hydraulic rod 905, the hydraulic rod 905 pushes the sliding block 904 to slide forwards along the sliding groove 901, the sliding block 904 slides forwards to push the connecting rod 903 upwards, and the connecting rod 903 is hinged with the grid cover plate 10 and pushes the grid cover plate 10 to be turned outwards to be opened;
when the grille cover plate 10 needs to be closed, the hydraulic main pipe 4 is controlled by the oil cylinder to retract through the hydraulic rod 905, the hydraulic rod 905 pulls the sliding block 904 to slide backwards along the chute 901, the sliding block 904 slides backwards and then pulls the connecting rod 903 downwards, and the connecting rod 903 is hinged with the grille cover plate 10 and pulls the grille cover plate 10 to turn inwards to be closed.
The above embodiments are only preferred embodiments of the present utility model, and should not be construed as limiting the present utility model, and the scope of the present utility model should be defined by the claims, including the equivalents of the technical features in the claims. I.e., equivalent replacement modifications within the scope of this utility model are also within the scope of the utility model.
Claims (3)
1. The utility model provides a be used for power station to open and close steel grating apron automatically, is responsible for (4) and hydraulic pressure branch pipe (5) including pump station (1), main pipe (3), hydraulic pressure, its characterized in that: the pump station (1) is communicated with a first reversing valve (201), a second reversing valve (202), a third reversing valve (203), a fourth reversing valve (204) and a fifth reversing valve (205) through a main pipe (3); the second reversing valve (202) is communicated with the first oil cylinder (701) through a hydraulic main pipe (4), the third reversing valve (203) is communicated with the second oil cylinder (702) through the hydraulic main pipe (4), the fourth reversing valve (204) is communicated with the third oil cylinder (703) through the hydraulic main pipe (4), and the fifth reversing valve (205) is communicated with the fourth oil cylinder (704) through the hydraulic main pipe (4); the first reversing valve (201) is communicated with each hydraulic main pipe (4) through a hydraulic branch pipe (5), and a two-way lock (6) is arranged on each hydraulic main pipe (4) and each hydraulic branch pipe (5).
2. The automatic opening and closing steel grating cover plate for a hydropower station according to claim 1, wherein: the automatic steel grating cover plate opening and closing device comprises a first oil cylinder (701), a second oil cylinder (702), a third oil cylinder (703) and a fourth oil cylinder (704), wherein the automatic steel grating cover plate opening and closing device is connected with an automatic steel grating cover plate, the automatic steel grating cover plate opening and closing device comprises a grating cover plate (10), the grating cover plate (10) is arranged on two sides of an orifice (8), the bottom of the grating cover plate (10) is hinged with the orifice (8) through a first hinge (11), the front side and the rear side of the grating cover plate (10) are connected with a hydraulic control system (9), and the hydraulic control system (9) controls the grating cover plate (10) to turn around the first hinge (11) to be opened and closed.
3. The automatic opening and closing steel grating cover plate for a hydropower station according to claim 2, wherein: the hydraulic control system (9) comprises a chute (901), a second hinge (902), a connecting rod (903), a sliding block (904) and a hydraulic rod (905); the sliding chute (901) is arranged at the front end and the rear end of the orifice (8) in parallel, the sliding block (904) is arranged in the sliding chute (901) and slides along the sliding chute (901) in a limiting mode, one end of the connecting rod (903) is hinged to the front end and the rear end of the grille cover plate (10) through a second hinge (902), the other end of the connecting rod (903) is hinged to the sliding block (904), the other side of the sliding block (904) is connected with the hydraulic rod (905), and the hydraulic rod (905) is arranged in the sliding chute (901) in parallel and is connected with the hydraulic main pipe (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321244801.3U CN219793863U (en) | 2023-05-22 | 2023-05-22 | Automatic steel grid cover plate for hydropower station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321244801.3U CN219793863U (en) | 2023-05-22 | 2023-05-22 | Automatic steel grid cover plate for hydropower station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219793863U true CN219793863U (en) | 2023-10-03 |
Family
ID=88184738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321244801.3U Active CN219793863U (en) | 2023-05-22 | 2023-05-22 | Automatic steel grid cover plate for hydropower station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219793863U (en) |
-
2023
- 2023-05-22 CN CN202321244801.3U patent/CN219793863U/en active Active
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