Supporting device for power overhead conductor

Abstract

The utility model discloses a supporting device for an electric power overhead conductor, which comprises a mounting plate, the top of the mounting plate is fixedly connected with a positioning pipe, the outer surface of the positioning pipe is slidably connected with a lifting cylinder, the bottom of the inner cavity of the positioning pipe is rotatably connected with a screw rod through a bearing, and the outer surface of the screw rod is in threaded connection with a sleeve. According to the utility model, the support rod, the cross arm and the insulator are arranged to support the overhead conductor, the mounting plate, the positioning pipe, the lifting cylinder, the screw rod, the sleeve, the rotating shaft, the main bevel gear and the auxiliary bevel gear are arranged to adjust the support height of the overhead conductor, and the limiting assembly is arranged to limit the joint of the lifting cylinder and the positioning pipe, so that the overhead conductor can be supported. Through the arrangement of the structure, the supporting device has the advantage of having the height adjusting function in the using process, the problem that a traditional supporting device does not have the height adjusting function in the using process is solved, and therefore the using requirements of customers can be met.

Description

Technical Field

[0001] The utility model relates to the technical field of power overhead wire supports, in particular to a support device for power overhead wires. Background Art

[0002] Overhead lines mainly refer to overhead open lines, which are erected above the ground. They use insulators to fix the transmission wires on towers erected on the ground to transmit electricity. When installing overhead power lines, support devices are required to support them.

[0003] Among them, most traditional pole support methods do not have an adjustment function when in use, which makes it impossible to adjust the support height of the pole according to the actual installation environment of the overhead line, resulting in limitations in the support. At the same time, it increases the labor intensity of the staff and cannot meet the customer's usage needs. For this reason, we propose a support device for overhead power lines to solve the above problems. Utility Model Content

[0004] In response to the problems existing in the prior art, the purpose of the present invention is to provide a support device for overhead power lines, which has the advantage of having a height adjustment function when the support device is in use, thereby solving the problem that traditional support devices do not have a height adjustment function when in use.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a support device for an overhead power line, comprising a mounting plate, the top of the mounting plate is fixedly connected to a positioning tube, the outer surface of the positioning tube is slidably connected to a lifting cylinder, the bottom of the inner cavity of the positioning tube is rotated and connected to a screw through a bearing, the outer surface of the screw is threadedly connected to a sleeve, the top of the sleeve is fixedly connected to the connection point of the lifting cylinder, the left side of the inner cavity of the positioning tube is rotatably connected to a rotating shaft through a bearing, the right end of the rotating shaft is fixedly connected to a main bevel gear, the outer surface of the screw is fixedly connected to a slave bevel gear, the main bevel gear and the slave bevel gear are meshed, the top of the lifting cylinder is fixedly connected to a support rod, the upper and lower sides of the outer surface of the support rod are fixedly installed with cross arms through clamps, insulators are evenly fixedly installed on the left and right sides of the top of the cross arm, and limiting components are provided at the bottom of the left and right sides of the lifting cylinder.

[0006] Preferably, the limiting assembly includes a limiting bolt, the outer surface of the limiting bolt is threadedly connected to the connection of the lifting cylinder, pin holes are evenly opened on the left and right sides of the positioning tube, and one end of the limiting bolt extends to the inner cavity of the pin hole.

[0007] Preferably, the bottoms on both sides of the sleeve are fixedly connected to limit plates, and the left and right sides of the inner cavity of the positioning tube are provided with limit grooves for use with the limit plates, and the outer surface of the limit plate is slidably connected to the inner surface of the limit groove.

[0008] Preferably, the left end of the rotating shaft passes through the positioning tube and is provided with a driving nut, and the connection between the driving nut and the rotating shaft is welded.

[0009] Preferably, mounting holes are evenly formed on the top of the mounting plate, and the number of the mounting holes is four.

[0010] Preferably, a rubber pad is fixedly connected to the top of the positioning tube, and the connection between the rubber pad and the lifting cylinder is tightly fitted.

[0011] Preferably, the number of the cross arms is four, and the number of the insulators is sixteen.

[0012] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0013] The utility model can support the overhead wires by arranging support rods, cross arms and insulators; can adjust the support height of the overhead wires by arranging mounting plates, positioning tubes, lifting cylinders, screws, sleeves, rotating shafts, main bevel gears and slave bevel gears; can limit the connection between the lifting cylinder and the positioning tube by arranging a limiting component, thereby improving the stability of the support; by arranging the above structure, the support device has the advantage of having a height adjustment function when in use, which solves the problem that traditional support devices do not have a height adjustment function when in use, thereby meeting the usage needs of customers. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the structure of the utility model;

[0015] Figure 2 This is a cross-sectional view of the lifting cylinder structure of the utility model;

[0016] Figure 3 For this utility model Figure 2 A magnified view of the structure;

[0017] Figure 4 This is a three-dimensional diagram of the connection between the mounting plate and the positioning tube structure of the utility model.

[0018] In the figure: 1. Mounting plate; 2. Positioning tube; 3. Lifting cylinder; 4. Screw; 5. Sleeve; 6. Rotating shaft; 7. Main bevel gear; 8. Slave bevel gear; 9. Support rod; 10. Cross arm; 11. Insulator; 12. Limiting assembly; 121. Limiting bolt; 122. Pin hole; 13. Limiting plate; 14. Limiting slot; 15. Drive nut; 16. Mounting hole; 17. Rubber pad. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0020] See also Figures 1-4 A supporting device for an overhead power line includes a mounting plate 1, a positioning tube 2 being fixedly connected to the top of the mounting plate 1, a lifting cylinder 3 being slidably connected to the outer surface of the positioning tube 2, the bottom of the inner cavity of the positioning tube 2 is rotated to be connected to a screw rod 4 through a bearing, the outer surface of the screw 4 is threadedly connected to a sleeve 5, the top of the sleeve 5 is fixedly connected to the connection point of the lifting cylinder 3, the left side of the inner cavity of the positioning tube 2 is rotatably connected to a rotating shaft 6 through a bearing, the right end of the rotating shaft 6 is fixedly connected to a main bevel gear 7, the outer surface of the screw 4 is fixedly connected to a slave bevel gear 8, the main bevel gear 7 and the slave bevel gear 8 are meshed, the top of the lifting cylinder 3 is fixedly connected to a support rod 9, the upper and lower sides of the outer surface of the support rod 9 are fixedly installed with cross arms 10 through clamps, insulators 11 are evenly fixedly installed on the left and right sides of the top of the cross arm 10, and limiting components 12 are provided at the bottom of the left and right sides of the lifting cylinder 3.

[0021] In this embodiment: the utility model can support the overhead wires by arranging support rods 9, cross arms 10 and insulators 11; can adjust the support height of the overhead wires by arranging mounting plates 1, positioning tubes 2, lifting cylinders 3, screw rods 4, sleeves 5, rotating shafts 6, main bevel gears 7 and slave bevel gears 8; and can limit the connection between the lifting cylinder 3 and the positioning tube 2 by arranging a limiting component 12 to improve the stability of the support. By arranging the above structure, the support device has the advantage of having a height adjustment function when in use, which solves the problem that traditional support devices do not have a height adjustment function when in use, thereby meeting the customer's usage needs.

[0022] As a technical optimization solution of the present invention, the limiting assembly 12 includes a limiting bolt 121, the outer surface of the limiting bolt 121 is threadedly connected to the connection of the lifting cylinder 3, and pin holes 122 are evenly opened on the left and right sides of the positioning tube 2. One end of the limiting bolt 121 extends to the inner cavity of the pin hole 122.

[0023] In this embodiment, by providing a limiting bolt 121 and a pin hole 122 , the connection between the lifting cylinder 3 and the positioning tube 2 can be limited.

[0024] As a technical optimization solution of the present invention, the bottoms on both sides of the left and right sides of the sleeve 5 are fixedly connected to the limiting plates 13, and the left and right sides of the inner cavity of the positioning tube 2 are provided with limiting grooves 14 for use with the limiting plates 13, and the outer surface of the limiting plate 13 is slidably connected to the inner surface of the limiting groove 14.

[0025] In this embodiment, the sleeve 5 can be guided and limited by providing the limiting plate 13 and the limiting groove 14 .

[0026] As a technical optimization solution of the present invention, the left end of the rotating shaft 6 passes through the positioning tube 2 and is provided with a driving nut 15, and the connection between the driving nut 15 and the rotating shaft 6 is welded.

[0027] In this embodiment, by providing the driving nut 15 , it is possible to facilitate an external electric wrench to drive the rotating shaft 6 to rotate.

[0028] As a technical optimization solution of the present invention, mounting holes 16 are evenly opened on the top of the mounting plate 1, and the number of the mounting holes 16 is four.

[0029] In this embodiment, the installation plate 1 can be easily installed by providing the installation holes 16 .

[0030] As a technical optimization solution of the present invention, a rubber pad 17 is fixedly connected to the top of the positioning tube 2, and the connection between the rubber pad 17 and the lifting cylinder 3 is tightly fitted.

[0031] In this embodiment, the rubber pad 17 is provided to provide buffer protection for the connection between the positioning tube 2 and the lifting cylinder 3 .

[0032] As a technical optimization solution of the present invention, the number of cross arms 10 is four, and the number of insulators 11 is sixteen.

[0033] Working principle: The staff uses the mounting plate 1, the mounting hole 16 and the external bolts to fix the device at the designated support position. Then, when the staff needs to adjust the support height of the power overhead wire according to the actual installation environment, the staff rotates the shaft 6 by using the external electric wrench and the drive nut 15, so that the shaft 6 drives the main bevel gear 7 to rotate, the main bevel gear 7 drives the slave bevel gear 8 to rotate, and the slave bevel gear 8 drives the screw 4 to rotate on the inner surface of the sleeve 5, so that the sleeve 5 drives the lifting cylinder 3 to move vertically. At the same time, the lifting cylinder 3 It drives the support rod 9 and the cross arm 10 to move vertically. When the cross arm 10 drives the insulator 11 to move vertically to the appropriate height, at the same time, the lifting cylinder 3 drives the limiting bolt 121 to move vertically to the position corresponding to the pin hole 122. Then, the staff rotates and moves the limiting bolt 121 in sequence, so that the limiting bolt 121 moves and is inserted into the inner cavity of the pin hole 122, thereby limiting the connection between the lifting cylinder 3 and the positioning tube 2, and completing the adjustment of the support height of the overhead power line. The device is simple to operate and easy to use for height adjustment, so as to meet the customer's usage needs and avoid limitations in support.

[0034] The standard parts used in this application document can all be purchased from the market, and can be customized according to the description in the specification and drawings. The specific connection methods of each part adopt conventional means such as mature bolts, rivets, welding, etc. in the existing technology. The machinery, parts and equipment all adopt conventional models in the existing technology. The control method is automatic control through a controller. The control circuit of the controller can be implemented by simple programming by technicians in this field, which is common knowledge in this field. In addition, this application is mainly used to protect mechanical devices, so this application no longer explains the control method and circuit connection in detail.

[0035] The above is only a preferred specific implementation method of the present invention, but the protection scope of the present invention is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the present invention can make equivalent replacements or changes based on the technical solution and utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A support device for an overhead power line, comprising a mounting plate (1), characterized in that: The top of the mounting plate (1) is fixedly connected to a positioning tube (2), the outer surface of the positioning tube (2) is slidably connected to a lifting cylinder (3), the bottom of the inner cavity of the positioning tube (2) is rotated to connect to a screw rod (4) through a bearing, the outer surface of the screw rod (4) is threadedly connected to a sleeve (5), the top of the sleeve (5) is fixedly connected to the connection point of the lifting cylinder (3), the left side of the inner cavity of the positioning tube (2) is rotatably connected to a rotating shaft (6) through a bearing, the right end of the rotating shaft (6) is fixedly connected to a main bevel gear (7), the outer surface of the screw rod (4) is fixedly connected to a slave bevel gear (8), the main bevel gear (7) and the slave bevel gear (8) are meshed, the top of the lifting cylinder (3) is fixedly connected to a support rod (9), the upper and lower sides of the outer surface of the support rod (9) are fixedly installed with cross arms (10) through clamps, the left and right sides of the top of the cross arm (10) are evenly fixedly installed with insulators (11), and the bottoms of the left and right sides of the lifting cylinder (3) are both provided with limit assemblies (12).

2. A support device for an overhead power line according to claim 1, characterized in that: The limiting assembly (12) includes a limiting bolt (121), the outer surface of the limiting bolt (121) is threadedly connected to the connection of the lifting cylinder (3), and pin holes (122) are evenly opened on the left and right sides of the positioning tube (2), and one end of the limiting bolt (121) extends to the inner cavity of the pin hole (122).

3. The support device for an overhead power line according to claim 1, characterized in that: The bottoms of the left and right sides of the sleeve (5) are fixedly connected to the limit plates (13), and the left and right sides of the inner cavity of the positioning tube (2) are provided with limit grooves (14) for use with the limit plates (13), and the outer surface of the limit plate (13) is slidably connected to the inner surface of the limit groove (14).

4. The support device for an overhead power line according to claim 1, characterized in that: The left end of the rotating shaft (6) passes through the positioning tube (2) and is provided with a driving nut (15), and the connection between the driving nut (15) and the rotating shaft (6) is welded.

5. The supporting device for an overhead power line according to claim 1, characterized in that: The top of the mounting plate (1) is evenly provided with mounting holes (16), and the number of the mounting holes (16) is four.

6. The support device for an overhead power line according to claim 1, characterized in that: A rubber pad (17) is fixedly connected to the top of the positioning tube (2), and the connection between the rubber pad (17) and the lifting cylinder (3) is tightly fitted.

7. The support device for an overhead power line according to claim 1, characterized in that: The number of the cross arms (10) is four, and the number of the insulators (11) is sixteen.

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