Safety fence for water conservancy and hydropower engineering

Abstract

The utility model discloses a safety fence for water conservancy and hydropower engineering, and relates to the technical field of water conservancy and hydropower engineering. The safety fence comprises a safety fence body, and a supporting device and a quick reset device are arranged on the safety fence body. The supporting device comprises an elastic supporting rod, the bottom of the elastic supporting rod is fixedly connected with a base, the top of the base is fixedly connected with a limiting block, the top of the limiting block is fixedly connected with a top plate, the top of the top plate is fixedly connected with a top block, the side edge of the top block is provided with a connecting plate, and the upper end of the connecting plate is rotationally connected with a torsional spring rod. By means of the supporting device, water conservancy and hydropower engineering facilities can be effectively protected in severe weather by reducing the height of the safety fence body, increasing the supporting area and enhancing the supporting effect in the severe weather; the safety fence body and water conservancy and hydropower engineering facilities are prevented from being damaged, and practicability is high.

Description

Technical Field

[0001] The utility model belongs to the technical field of water conservancy and hydropower engineering, in particular to a safety fence for water conservancy and hydropower engineering. Background Art

[0002] Water conservancy and hydropower engineering facilities include various machine rooms, power distribution rooms, substations, etc. In order to protect these facilities, it is usually necessary to install safety fences outside these engineering facilities. The safety fences can prevent illegal personnel and wild animals from intruding, and can also prevent falling rocks.

[0003] According to a publicly disclosed safety fence for water conservancy and hydropower engineering (publication number: CN 211115145 U), it includes a plurality of vertical pole units arranged side by side and a plurality of cross bars for connecting the vertical pole units; the vertical pole units include a base and an outer vertical pole and an inner vertical pole arranged on the base, the lower ends of the outer vertical pole and the inner vertical pole are welded to the base, the upper sections of the outer vertical pole and the inner vertical pole are close to each other and bent inwardly in an arc shape to form a rockfall protection zone, and the lower section of the outer vertical pole is arc-shaped and protrudes outwardly to form a rockfall buffer zone. In the above application, the above structure can effectively protect against rockfall and rockfall to avoid damage to engineering facilities, and the stability is excellent. However, the above application cannot increase the support area and enhance the support effect in bad weather, and is easily damaged in bad weather, so it is not practical. Utility Model Content

[0004] The utility model aims to provide a safety fence for water conservancy and hydropower engineering, which solves the existing problems through a supporting device and a quick resetting device.

[0005] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0006] The utility model is a safety fence for water conservancy and hydropower engineering, comprising a safety fence main body, on which a supporting device and a quick reset device are arranged;

[0007] The supporting device includes an elastic supporting rod, the bottom of the elastic supporting rod is fixedly connected to a base, the top of the base is fixedly connected to a limiting block, the top of the limiting block is fixedly connected to a top plate, the top of the top plate is fixedly connected to a top block, a connecting plate is provided on the side of the top block, the upper end of the connecting plate is rotatably connected to a torsion spring rod, and the lower end of the connecting plate is rotatably connected to the supporting plate via a rotating rod.

[0008] Furthermore, an elastic support rod is fixedly connected to the bottom of the safety fence body, and the material of the safety fence body is high-strength, corrosion-resistant alloy steel. The safety fence body can effectively protect water conservancy and hydropower engineering facilities.

[0009] Furthermore, installation and fixing holes are opened on both sides of the base, and the number of the installation and fixing holes is set to four groups, the number of the installation and fixing holes in each group is set to two, the number of the limit blocks is set to two, and the size between the two limit blocks is adapted to the bottom size of the safety fence body. The base can effectively fix and limit the safety fence body.

[0010] Furthermore, the connecting plate is rotatably connected to both sides of the safety fence body through a torsion spring rod, and the torsion spring rod is rotatably connected to both sides of the safety fence body, so that the connecting plate can drive the supporting plate to move.

[0011] Furthermore, the quick reset device includes an air pressure cabin, the top of the air pressure cabin is slidably connected to a air pressure rod, the top of the air pressure rod is fixedly connected to a load-bearing plate, the side of the air pressure cabin is provided with an exhaust valve, and the lower end of the air pressure cabin close to the exhaust valve is provided with a connecting pipe. The quick reset device can quickly restore the safety fence body to its original position.

[0012] Furthermore, the pressure chamber is fixedly connected to the top of the base, there are two pressure chambers, and the two pressure chambers are symmetrically arranged. After the gas is injected into the pressure chamber, it can effectively drive the pressure rod and the load-bearing plate to reset and support the safety fence body.

[0013] Furthermore, the load-bearing plate is arranged below the main body of the safety fence. The material of the load-bearing plate is metal steel with strong load-bearing capacity. The load-bearing plate can effectively support the main body of the safety fence.

[0014] The utility model has the following beneficial effects:

[0015] The utility model uses the supporting device to lower the height of the safety fence main body, increase the supporting area, and enhance the supporting effect in severe weather. It can effectively protect water conservancy and hydropower engineering facilities in severe weather and prevent the safety fence main body and the water conservancy and hydropower engineering facilities from being damaged. The utility model is highly practical.

[0016] The utility model uses a quick reset device to open the exhaust valve in bad weather, so that the gas in the pressure chamber will be discharged, and the pressure rod and the load-bearing plate will return to their original positions without the drive of gas. At this time, the safety fence body will drop quickly, increasing the supporting area and enhancing the supporting effect. After the bad weather is over, the pressure chamber is filled with gas by connecting it with the connecting pipe through an air pump, and the pressure rod and the load-bearing plate will drive the safety fence body to return to its original position, further enhancing the practicality of the entire device.

[0017] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0019] Figure 1 It is a schematic diagram of the three-dimensional appearance structure of the utility model;

[0020] Figure 2 It is a three-dimensional side structural schematic diagram of the utility model;

[0021] Figure 3 It is a schematic diagram of the three-dimensional cross-sectional structure of the utility model;

[0022] Figure 4 It is an enlarged structural schematic diagram of the support device of the utility model;

[0023] Figure 5 It is an enlarged structural schematic diagram of the quick reset device of the utility model.

[0024] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0025] 1. Safety fence body; 2. Support device; 21. Elastic support rod; 22. Base; 23. Limit block; 24. Top plate; 25. Top block; 26. Connecting plate; 27. Torsion spring rod; 28. Turn rod; 29. ​​Support plate; 3. Quick reset device; 31. Air pressure cabin; 32. Air pressure rod; 33. Load-bearing plate; 34. Exhaust valve; 35. Connecting pipe. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] See also Figure 1-5 The utility model is a safety fence for water conservancy and hydropower engineering, comprising a safety fence body 1, on which a supporting device 2 and a quick reset device 3 are arranged;

[0028] The supporting device 2 includes an elastic supporting rod 21, the bottom of the elastic supporting rod 21 is fixedly connected to a base 22, the top of the base 22 is fixedly connected to a limiting block 23, the top of the limiting block 23 is fixedly connected to a top plate 24, the top of the top plate 24 is fixedly connected to a top block 25, a connecting plate 26 is provided on the side of the top block 25, the upper end of the connecting plate 26 is rotatably connected to a torsion spring rod 27, and the lower end of the connecting plate 26 is rotatably connected to a supporting plate 29 via a rotating rod 28.

[0029] An elastic support rod 21 is fixedly connected to the bottom of the safety fence body 1. The material of the safety fence body 1 is high-strength, corrosion-resistant alloy steel. The safety fence body 1 can effectively protect water conservancy and hydropower engineering facilities.

[0030] There are installation and fixing holes on both sides of the base 22. There are four groups of installation and fixing holes, and each group of installation and fixing holes is provided with two. There are two limit blocks 23. The size between the two limit blocks 23 is adapted to the bottom size of the safety fence body 1. The base 22 can effectively fix and limit the safety fence body 1.

[0031] The connecting plate 26 is rotatably connected to both sides of the safety fence body 1 through the torsion spring rod 27. The torsion spring rod 27 is rotatably connected to both sides of the safety fence body 1. The connecting plate 26 can drive the supporting plate 29 to move.

[0032] The quick reset device 3 includes an air pressure cabin 31, the top of the air pressure cabin 31 is slidably connected to a air pressure rod 32, the top of the air pressure rod 32 is fixedly connected to a load-bearing plate 33, an exhaust valve 34 is arranged on the side of the air pressure cabin 31, and a connecting pipe 35 is arranged at the lower end of one side of the air pressure cabin 31 close to the exhaust valve 34. The quick reset device 3 can quickly restore the safety fence body 1 to its original position.

[0033] The air pressure cabin 31 is fixedly connected to the top of the base 22. There are two air pressure cabins 31, and the two air pressure cabins 31 are symmetrically arranged. After the air pressure cabin 31 is injected with gas, it can effectively drive the air pressure rod 32 and the load-bearing plate 33 to reset and support the safety fence body 1.

[0034] The load-bearing plate 33 is arranged below the safety fence body 1 . The material of the load-bearing plate 33 is metal steel with strong load-bearing capacity. The load-bearing plate 33 can effectively support the safety fence body 1 .

[0035] The utility model, through the support device 2, can increase the support area and strengthen the support effect by lowering the height of the safety fence body 1 in bad weather, and can effectively protect the water conservancy and hydropower engineering facilities in bad weather, and prevent the safety fence body 1 and the water conservancy and hydropower engineering facilities from being damaged, and has strong practicality. The utility model, through the quick reset device 3, can open the exhaust valve 34 in bad weather, and the gas in the air pressure cabin 31 will be discharged, and the air pressure rod 32 and the load-bearing plate 33 will return to their original positions without the drive of gas. At this time, the safety fence body 1 will drop quickly, increase the support area, and strengthen the support effect. After the bad weather is over, the air pump is connected to the connecting pipe 35 to fill the air pressure cabin 31 with gas, and the air pressure rod 32 and the load-bearing plate 33 will drive the safety fence body 1 to return to its original position, further enhancing the practicality of the entire device.

[0036] A specific application of this embodiment is: in bad weather, the exhaust valve 34 is opened, the gas in the air pressure cabin 31 will be discharged, and the air pressure rod 32 and the load-bearing plate 33 will drop without the drive of the gas. At this time, the safety fence body 1 will squeeze the elastic support rod 21 by its own weight, and the elastic support rod 21 will shrink. The bottom of the safety fence body 1 will dock with the position between the two limit blocks 23. When the safety fence body 1 drops, the top plate 24 will drive the top block 25 to push the connecting plate 26 to move. 26 will rotate under the action of the extrusion force and the torsion spring rod 27, and the connecting plate 26 will drive the supporting plate 29 to move, thereby increasing the supporting area of ​​the safety fence body 1 and enhancing the supporting effect. It is very practical. After the bad weather is over, the air pump is connected to the connecting pipe 35 to fill the air pressure cabin 31 with gas. The air pressure rod 32 and the load-bearing plate 33 will return to their original positions under the drive of the gas. At the same time, the safety fence body 1 will also be driven to return to its original position. The other structures mentioned above will all return to their original positions, further enhancing the practicality of the entire device.

[0037] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0038] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A safety fence for water conservancy and hydropower engineering, comprising a safety fence body (1), characterized in that: The safety fence body (1) is provided with a supporting device (2) and a quick reset device (3); The support device (2) comprises an elastic support rod (21), the bottom of the elastic support rod (21) is fixedly connected to a base (22), the top of the base (22) is fixedly connected to a limit block (23), the top of the limit block (23) is fixedly connected to a top plate (24), the top of the top plate (24) is fixedly connected to a top block (25), a connecting plate (26) is provided on the side of the top block (25), the upper end of the connecting plate (26) is rotatably connected to a torsion spring rod (27), and the lower end of the connecting plate (26) is rotatably connected to a support plate (29) via a rotating rod (28).

2. A safety fence for water conservancy and hydropower engineering according to claim 1, characterized in that: An elastic support rod (21) is fixedly connected to the bottom of the safety fence body (1), and the safety fence body (1) is made of high-strength, corrosion-resistant alloy steel.

3. A safety fence for water conservancy and hydropower engineering according to claim 2, characterized in that: The base (22) is provided with mounting holes on both sides, and the mounting holes are provided in four groups, with each group of mounting holes being provided with two. The limit blocks (23) are provided in two numbers, and the size between the two limit blocks (23) is adapted to the size of the bottom of the safety fence body (1).

4. A safety fence for water conservancy and hydropower engineering according to claim 3, characterized in that: The connecting plate (26) is rotatably connected to the two sides of the safety fence body (1) via a torsion spring rod (27), and the torsion spring rod (27) is rotatably connected to the two sides of the safety fence body (1).

5. A safety fence for water conservancy and hydropower engineering according to claim 4, characterized in that: The quick reset device (3) comprises an air pressure chamber (31), the top of the air pressure chamber (31) is slidably connected to a air pressure rod (32), the top of the air pressure rod (32) is fixedly connected to a load-bearing plate (33), an exhaust valve (34) is arranged on the side of the air pressure chamber (31), and a connecting pipe (35) is arranged at the lower end of one side of the air pressure chamber (31) close to the exhaust valve (34).

6. A safety fence for water conservancy and hydropower engineering according to claim 5, characterized in that: The air pressure cabin (31) is fixedly connected to the top of the base (22), and there are two air pressure cabins (31), and the two air pressure cabins (31) are symmetrically arranged.

7. A safety fence for water conservancy and hydropower engineering according to claim 6, characterized in that: The load-bearing plate (33) is arranged below the safety fence body (1), and the material of the load-bearing plate (33) is metal steel with strong load-bearing properties.

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