CN210297062U - Auxiliary wiring device for extra-high voltage overhead transmission line - Google Patents
Auxiliary wiring device for extra-high voltage overhead transmission line Download PDFInfo
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- CN210297062U CN210297062U CN201921202705.6U CN201921202705U CN210297062U CN 210297062 U CN210297062 U CN 210297062U CN 201921202705 U CN201921202705 U CN 201921202705U CN 210297062 U CN210297062 U CN 210297062U
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Abstract
The utility model discloses an auxiliary wiring device for an extra-high voltage overhead transmission line, which relates to the field of extra-high voltage overhead transmission lines and mainly aims to solve the problems that workers consume a large amount of time and physical power when erecting a grounding wire and have certain danger; this an auxiliary wiring device for extra-high voltage overhead transmission line, including first main part pole, second main part pole and third main part pole, first main part pole top is fixed with the connecting piece, the connecting piece includes two fixed chambeies, fixed intracavity is equipped with the briquetting, the briquetting top is fixed with the second threaded rod, be equipped with wheel components and go-between on the first main part pole, third main part pole bottom is equipped with two connecting blocks, be equipped with first full screw rod between two connecting blocks, connecting shaft on first full screw rod and the balancing weight, still be equipped with first nut on the first full screw rod, all be equipped with the fastener on first main part pole and the second main part pole, connect through the connecting rope between two fasteners, the security of workman's work has been improved.
Description
Technical Field
The utility model relates to an extra-high voltage overhead transmission line field specifically is an auxiliary connection device for extra-high voltage overhead transmission line.
Background
Ultra-high voltage is the most advanced power transmission technology in the world. The ultra-high voltage transmission is developed on the basis of ultra-high voltage transmission, and the purpose of the ultra-high voltage transmission is to continuously improve the transmission capability, realize high-power medium and long-distance transmission, realize long-distance power system interconnection and build a combined power system. The ultra-high voltage transmission capacity is large, the power transmission distance is long, the line loss is low, and the occupied land is small. The capacity of the 100 ten thousand volt alternating current extra-high voltage transmission line for transmitting electric energy is 5 times that of the 50 ten thousand volt extra-high voltage transmission line.
Before the overhead transmission line is subjected to power failure maintenance and overhaul, grounding wires (personal security wires) are required to be arranged at two ends of a working range. The conventional extra-high voltage overhead transmission line insulator string is longer than 10 meters and more, the existing grounding wire (personal security wire) generally comprises an aluminum duck tongue clamp, a plurality of strands of annealed copper wires and an aluminum (copper) wire clamp, the length of the existing grounding wire is about 15 meters, a large amount of time and physical force are consumed for installing the grounding wire, and an operator can have certain danger when the grounding wire is used.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an auxiliary connection device for extra-high voltage overhead transmission line solves the workman and expends a large amount of time and physical power and has certain danger when setting up the earth connection.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides an auxiliary wiring device for extra-high voltage overhead transmission line, includes first main part pole, second main part pole and third main part pole, first main part pole top is fixed with the connecting piece, the connecting piece includes two fixed chambeies, fixed intracavity is equipped with the briquetting, the briquetting top is fixed with the second threaded rod, be equipped with wheel components and go-between on the first main part pole, third main part pole bottom is equipped with two connecting blocks, be equipped with first full screw rod between two connecting blocks, connecting shaft on first full screw rod and the balancing weight, still be equipped with first nut on the first full screw rod, all be equipped with the fastener on first main part pole and the second main part pole, connect through connecting the rope between two fasteners.
In one alternative: the first main body rod, the second main body rod and the third main body rod are made of composite materials of epoxy resin and alkali-free glass fibers.
In one alternative: the roller assembly comprises two baffles fixed on the first main body rod, and the baffles are rotatably connected with rollers.
In one alternative: second main part pole passes through the first threaded rod and the first main part pole threaded connection of front end, second main part pole and third main part pole sliding connection.
In one alternative: and the second main body rod is provided with a connecting ring and a self-locking fixing clamp.
In one alternative: the fastener includes the stopper, is equipped with the connecting rod in the stopper, and sliding connection has two semilunar ring fixture blocks on the connecting rod, and two semilunar ring fixture blocks pass through the full screw rod of second and connect, are equipped with the second nut on the full screw rod of second.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. through the arrangement of the connecting piece, when the second threaded rod is rotated, the pressing block can be driven to move in the vertical direction, so that the frame body is fixed in the fixing cavity, the stability between the first main body rod and the frame body is improved, meanwhile, the operation is very simple, and the operation can be quickly finished for workers working at a high place, so that the physical consumption is reduced, and the safety of workers is improved;
2. the influence of wind can be reduced by arranging the roller assemblies and the connecting rings, so that the grounding wire is positioned on the first main body rod and cannot fly around; make second main part pole and third main part pole receive the influence of wind-force less at the whereabouts in-process through the balancing weight, promote the speed of whereabouts simultaneously for second main part pole and third main part pole can not waft very far place along with wind.
Drawings
Fig. 1 is a schematic structural diagram of an auxiliary wiring device for an extra-high voltage overhead transmission line.
Fig. 2 is a perspective view of an auxiliary wiring device for an extra-high voltage overhead transmission line.
Fig. 3 is a schematic structural diagram of a clamping piece in an auxiliary wiring device for an extra-high voltage overhead transmission line.
Fig. 4 is a schematic structural diagram of a roller assembly in an auxiliary wiring device for an extra-high voltage overhead transmission line.
Fig. 5 is a schematic view of connection between a balancing weight and a third main body rod in an auxiliary wiring device for an extra-high voltage overhead transmission line.
Notations for reference numerals: 1-a first main body rod, 2-a second main body rod, 3-a third main body rod, 4-a connecting piece, 5-a clamping piece, 6-a connecting rope, 7-a balancing weight, 11-a roller component, 12-a connecting ring, 21-a first threaded rod, 22-a self-locking fixing clamp, 31-a connecting block, 32-a first full threaded rod, 33-a first nut, 41-a fixing cavity, 42-a second threaded rod, 43-a pressing block, 51-a limiting block, 52-a connecting rod, 53-a half-moon ring clamping block, 54-a limiting cavity, 55-a second full threaded rod, 56-a second nut, 71-a connecting shaft, 111-a baffle and 112-a roller.
Detailed Description
The present invention will be described in detail with reference to the following embodiments, wherein like or similar elements are designated by like reference numerals throughout the drawings or description, and wherein the shape, thickness or height of the various elements may be expanded or reduced in practical applications. The embodiments of the present invention are provided only for illustration, and not for limiting the scope of the present invention. Any obvious and obvious modifications or alterations to the present invention can be made without departing from the spirit and scope of the present invention.
Example 1
Referring to fig. 1-2, in an embodiment of the present invention, an auxiliary connection device for an extra-high voltage overhead transmission line includes a first main body rod 1, a second main body rod 2 and a third main body rod 3, wherein the second main body rod 2 is connected to the first main body rod 1 through a first threaded rod 21 at a front end, so that the first main body rod 1 and the second main body rod 2 are detachable. The installation and the disassembly are very convenient, when the two are needed to be separated, only the first main body rod 1 or the second main body rod 2 needs to be rotated, and the installation and the disassembly are very simple and convenient; the second main body rod 2 is connected with the third main body rod 3 in a sliding manner, namely the third main body rod 3 can slide freely in the second main body rod 2, so that the carrying is very convenient; in the use, fix first main part pole 1 on the support body of special high voltage transmission line, drive the earth connection through second main part pole 2 and third main part pole 3 and fall into ground, be connected with the line on ground again.
Further, 1 top of first main part pole is fixed with connecting piece 4, connecting piece 4 is connected with the support body of extra-high voltage transmission line, connecting piece 4 includes two fixed chambeies 41, be equipped with briquetting 43 in the fixed intracavity 41, briquetting 43 top is fixed with second threaded rod 42, can drive briquetting 43 and move in vertical direction through rotating second threaded rod 42, thereby fix the support body in fixed chamber 41, the stability between first main part pole 1 and the support body has been improved, the concurrent operation is very simple, for the workman at the eminence operation, can accomplish very fast, thereby the consumption of physical power has been reduced, staff's security has been improved.
Referring to fig. 4, a roller assembly 11 and a connection ring 12 are disposed on the first main body rod 1, the roller assembly 11 includes two baffles 111 fixed on the first main body rod 1, a roller 112 is rotatably connected to the baffles 111, in the using process, the ground wire is wound on the roller 112, and then passes through the connection ring 12, by disposing the roller assembly 11 and the connection ring 12, the influence of wind on the ground wire is reduced when the ground wire is below the ground wire, if the roller assembly 11 and the connection ring 12 are not disposed, the wind can directly act on the ground wire, and the ground wire flies around, and the influence of wind can be reduced by disposing the roller assembly 11 and the connection ring 12, so that the ground wire is located on the first main body rod 1 and does not fly around.
Further, the second main body rod 2 is provided with a connecting ring 12 and a self-locking fixing clip 22, the ground wire on the first main body rod 1 passes through the connecting ring 12 and is fixed on the self-locking fixing clip 22, and the self-locking fixing clip 22 is the prior art, and is not described herein in detail, and the ground wire can be directly fixed without being wound.
Referring to fig. 5, two connecting blocks 31 are disposed at the bottom of the third main body rod 3, a first full screw rod 32 is disposed between the two connecting blocks 31, the first full screw rod 32 is connected to a connecting shaft 71 on the counterweight 7, a first nut 33 is further disposed on the first full screw rod 32, and the first full screw rod 32 is connected to the connecting shaft 71 through the first nut 33; make second main part pole 2 less with third main part pole 3 in the influence that the in-process received wind-force that falls down through balancing weight 7, promote the speed of whereabouts simultaneously for second main part pole 2 and third main part pole 3 can not waft very far place along with the wind, and balancing weight 7's weight can be selected according to actual conditions, and highly different selects different balancing weight 7, when not using, can dismantle third main part pole 3 and balancing weight 7, conveniently carries.
Furthermore, the first main body rod 1, the second main body rod 2 and the third main body rod 3 are integrally formed in a surrounding mode through composite pressurization of epoxy resin materials and alkali-free glass fiber materials, the overall insulation grade can be determined according to the voltage grade of the corresponding overhead transmission line, induced electrical damage can be avoided, an optional contraction function is arranged, and the carrying is convenient.
Example 2
Please refer to fig. 3, the embodiment of the present invention is different from embodiment 1 in that the first main body rod 1 and the second main body rod 2 are respectively provided with a clamping member 5, the two clamping members 5 are connected by a connecting rope 6, when in use, the first threaded rod 21 is inserted into the first main body rod 1, so that the first main body rod 1, the second main body rod 2 and the third main body rod 3 are integrated, and the portable integrated device is convenient to carry by the clamping members 5 and the connecting rope 6, and can be used for being carried on the shoulder or on the back by the connecting rope 6, thereby being very convenient when used on an upper telegraph pole, and simultaneously bringing safety for the working personnel.
Further, the clamping piece 5 comprises a limiting block 51, a connecting rod 52 is arranged in the limiting block 51, two half-moon-ring clamping blocks 53 are connected to the connecting rod 52 in a sliding manner, the first main body rod 1 and the second main body rod 2 are fixed through a limiting cavity 54 between the two half-moon-ring clamping blocks 53, the two half-moon-ring clamping blocks 53 are connected through a second full screw 55, and a second nut 56 is arranged on the second full screw 55; when the fixing device is used, the first main body rod 1 or the second main body rod 2 is fixed through the two half-moon ring clamping blocks 53, the second full screw 55 is inserted into the half-moon ring clamping blocks 53, and finally the second nut 56 is installed, so that the first main body rod 1 and the second main body rod 2 are fixedly fixed.
The utility model discloses a theory of operation is: in the using process, the first main body rod 1 is fixed on a high-voltage wire frame body through the connecting piece 4, the grounding wire is wound on the roller assembly 11, then sequentially passes through the connecting ring 12 and is fixed on the self-locking fixing clamp 22, and the second main body rod 2, the third main body rod 3 and the balancing weight 7 are put down and are connected with an electric wire after reaching the ground; in carrying the in-process, take off balancing weight 7, be connected first main part pole 1 and second main part pole 2 again, carry through fastener 5 and connection rope 6.
The above description is only for the specific embodiments of the present disclosure, but the scope of the present disclosure is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present disclosure, and all the changes or substitutions should be covered within the scope of the present disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.
Claims (6)
1. An auxiliary wiring device for an extra-high voltage overhead transmission line comprises a first main body rod (1), a second main body rod (2) and a third main body rod (3), and is characterized in that a connecting piece (4) is fixed at the top of the first main body rod (1), the connecting piece (4) comprises two fixed cavities (41), pressing blocks (43) are arranged in the fixed cavities (41), a second threaded rod (42) is fixed at the top of each pressing block (43), a roller component (11) and a connecting ring (12) are arranged on the first main body rod (1), two connecting blocks (31) are arranged at the bottom of the third main body rod (3), a first full screw rod (32) is arranged between the two connecting blocks (31), the first full screw rod (32) is connected with a connecting shaft (71) on a balancing weight (7), a first nut (33) is further arranged on the first full screw rod (32), clamping pieces (5) are arranged on the first main body rod (1) and the second main body rod (2), the two clamping pieces (5) are connected through a connecting rope (6).
2. The auxiliary wiring device for the extra-high voltage overhead transmission line according to claim 1, wherein the first body rod (1), the second body rod (2) and the third body rod (3) are made of a composite material of epoxy resin and alkali-free glass fiber.
3. The auxiliary wiring device for the extra-high voltage overhead transmission line according to claim 1, wherein the roller assembly (11) comprises two baffles (111) fixed on the first main body rod (1), and rollers (112) are rotatably connected to the baffles (111).
4. The auxiliary wiring device for the extra-high voltage overhead transmission line according to claim 2, wherein the second main body rod (2) is in threaded connection with the first main body rod (1) through a first threaded rod (21) at the front end, and the second main body rod (2) is in sliding connection with the third main body rod (3).
5. The auxiliary wiring device for the extra-high voltage overhead transmission line according to claim 4, wherein the second main body rod (2) is provided with a connecting ring (12) and a self-locking fixing clamp (22).
6. The auxiliary wiring device for the extra-high voltage overhead transmission line according to claim 1, wherein the clamping piece (5) comprises a limiting block (51), a connecting rod (52) is arranged in the limiting block (51), two half-moon-ring clamping blocks (53) are connected to the connecting rod (52) in a sliding mode, the two half-moon-ring clamping blocks (53) are connected through a second full screw rod (55), and a second nut (56) is arranged on the second full screw rod (55).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921202705.6U CN210297062U (en) | 2019-07-29 | 2019-07-29 | Auxiliary wiring device for extra-high voltage overhead transmission line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921202705.6U CN210297062U (en) | 2019-07-29 | 2019-07-29 | Auxiliary wiring device for extra-high voltage overhead transmission line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210297062U true CN210297062U (en) | 2020-04-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921202705.6U Active CN210297062U (en) | 2019-07-29 | 2019-07-29 | Auxiliary wiring device for extra-high voltage overhead transmission line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210297062U (en) |
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2019
- 2019-07-29 CN CN201921202705.6U patent/CN210297062U/en active Active
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