CN201742037U - Overhead ground wire clip and tractor of installation device thereof - Google Patents
Overhead ground wire clip and tractor of installation device thereof Download PDFInfo
- Publication number
- CN201742037U CN201742037U CN2010202029463U CN201020202946U CN201742037U CN 201742037 U CN201742037 U CN 201742037U CN 2010202029463 U CN2010202029463 U CN 2010202029463U CN 201020202946 U CN201020202946 U CN 201020202946U CN 201742037 U CN201742037 U CN 201742037U
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- Prior art keywords
- tractor
- ground wire
- steel
- steel pipe
- pin shaft
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Abstract
The utility model discloses an overhead ground wire clip and a tractor of an installation device thereof, wherein the tractor comprises two semicircular steel pipes arranged side by side, the outer walls of the opposite ends of the two steel pipes are hinged via hinges, and the outer wall of the other end of each steel pipe, which is far away from the hinge point, is provided with a pin shaft hole; the outer wall of one steel pipe is radially fixedly connected with a rectangular steel plate, and the steel plate is provided with a fixing hole and a traction hole. The tractor is matched with the novel wire clip and the installation device for repairing the broken strands of the ground wire, and the utility model has simple structure, is quickly installed and has good application prospects.
Description
Technical field:
The utility model relates to the tractor of a kind of overhead ground wire ply-yarn drill and erecting device thereof.
Background technology:
The overhead ground wire of transmission line is in running, and owing to disconnected burst phenomenon usually can take place multiple reasons such as ground line mass, thunderbolt, outside destroy, the ground wire behind the disconnected thigh under tension force and twisting force broken lot takes place.Operation has brought totally unfavorable influence to ground wire behind the broken lot to line security, and the one, and the safe distance between the live wire does not satisfy the designing requirement of circuit operation; The 2nd, line-to-earth fault very likely takes place as untimely processing, cause transmission line to be forced to stop transport.
At present, domestic processing strand-broken overhead earth wire mainly contains three kinds of methods: 1, the operating personnel uses driving or coaster to enter disconnected strand along ground wire and handles under circuit charging operation situation.But the old circuit overhead ground wire of electric power system line directly is commonly 50 square millimeters, and " electric power safety working regulation " 8.3.8.1 bar clearly regulation ground wire steel strand wire to bear the smallest cross-sectional that personnel climb operation be 50 square millimeters, after taking place disconnected strand is not allow to climb operation, so this method is not suitable for 50 square millimeters and following ground wire.2, adopt insulation vertical ladder working system, the operating personnel handles to disconnected strand of point along the insulation vertical ladder, but this method labour intensity greatly and the restriction that is subjected to too many, as landform, physical features, ground wire height, weather etc., it is bigger to carry out difficulty.3, circuit is forced to stop transport ground wire put to ground and handles, and has so both caused line outage, brings very big threat for again the reliability service of electrical network.
Summary of the invention:
For overcoming the defective of prior art, the purpose of this utility model is to provide the tractor of a kind of overhead ground wire ply-yarn drill and erecting device thereof, repair for disconnected strand with novel ply-yarn drill and the supporting ground wire that is used in of erecting device, this retractor structures is simple, quick for installation, and good prospects for application is arranged.
The utility model technical solution problem adopts following technical scheme:
The tractor of overhead ground wire ply-yarn drill and erecting device thereof, described tractor comprise two semicircle steel pipes that are arranged side by side, and the outer wall that two steel pipes are held in opposite directions is hinged by hinge, and each steel pipe is provided with pin shaft hole away from the other end outer wall of pin joint; Wherein the outer wall of a steel pipe radially is fixedly connected with a rectangular steel plates, offers fixing hole and towing pad on the described steel plate.
Two pin shaft holes that are provided with on two semicircle steel pipes are for shifting to install, promptly when two semicircle steel pipes were combined to form a round steel pipe, the central axis of two pin shaft holes was in a straight line so that the bearing pin that is inserted in two pin shaft holes can lock together two semicircle steel pipes.
Compared with the prior art, the beneficial effects of the utility model are embodied in:
1, the tractor in the utility model is changed the mode of all kinds of in the past tractor power requirements or roller, slides but be implemented on the ground wire by round steel pipe.
2, the retractor structures in the utility model is simple, quick for installation, easy to maintenance.
3, the tractor material in the utility model is made up of coating steel pipe, steel plate, is difficult for corrosion.
Description of drawings:
Fig. 1 is the front view of the utility model tractor; Fig. 2 is the left view of Fig. 1 (among the figure two halves round steel pipe be in closure state and locked with bearing pin); Fig. 3 is the structural representation with the matching used ground wire ply-yarn drill of the utility model; Fig. 4 is the front view with the matching used ply-yarn drill erecting device of the utility model; Fig. 5 is the left view of Fig. 4.
Number in the figure: 1 pedestal, 2 punched steel plates, 3 crank pull bars, 4 extension springs, 5 push rods, 6 sleeves, 7 hook holes, 8 hooks, 9 pulleys, 10 base plates, 11 frameworks, 12 lower clamps, 12 ', 13 ' groove, 13 upper clamps, 14 screw rods, 15 springs, 16 nuts, 17 circular holes, 18 opening grooves, 19 steady pins, 20 ropes, 21 insulation ropes, 22,22 ' the semicircle steel pipe, 23 hinges, 24 pin shaft holes, 25 steel plates, 26 fixing holes, 27 towing pads, 28 bearing pins.
Below pass through embodiment, and the utility model is described in further detail in conjunction with the accompanying drawings.
Embodiment:
Embodiment: in conjunction with Fig. 1,2, the tractor of present embodiment, 22,22 ', two outer walls that steel pipe is held in opposite directions of two semicircle steel pipes that are arranged side by side are hinged by hinge 23, and each steel pipe is provided with pin shaft hole 24 away from the other end outer wall of pin joint; Wherein the outer wall of a steel pipe radially is fixedly connected with a rectangular steel plates 25, offers fixing hole 26 and towing pad 27 on the described steel plate.In concrete the enforcement, opening diameter be set be 30 millimeters, length and be two semicircle steel pipes of 300 millimeters, one side is fixed with two hinges 23, opposite side welds a pin shaft hole respectively, the outside, the middle part of a semicircle steel pipe is welded with long 122 millimeters, wide 82 a millimeters rectangular steel plates 25 therein; Steel plate avris and bottom have plurality of holes, the usefulness that is used for fixing and draws, and steel pipe and steel plate are zinc-plated material.Two pin shaft holes that are provided with on two semicircle steel pipes are for shifting to install, promptly when two semicircle steel pipes were combined to form a round steel pipe, the central axis of two pin shaft holes was in a straight line so that the bearing pin 28 that is inserted in two pin shaft holes can lock together two semicircle steel pipes.
Occupation mode: this tractor should with ground wire ply-yarn drill shown in Figure 3 and the supporting use of ply-yarn drill erecting device shown in Fig. 4,5.Shown in Figure 3, the ply-yarn drill body is a quadra 11 with top board and base plate 10, top board is as the lower clamp 12 of ply-yarn drill, one tabular upper clamp 13 is set, the bottom surface of upper clamp 13 vertically is fixed with the screw rod 14 that passes lower clamp 12, screw jacket is connected to spring 15, and the screw rod bottom is provided with nut 16 and forms spring base; In the relevant position of upper and lower clamp 13,12 forward surfaces by the axis direction of overhead ground wire offer arc groove 13 ', 12 '.
In order to prevent ply-yarn drill in traveling process, ground wire skids off from groove, is installed with at least two steady pins 19 that pass the lower clamp end face in the bottom surface of upper clamp, and the line between the steady pin is parallel to the axis of groove.
Shown in Figure 3, offer the circular hole 17 that penetrates base plate at the base plate 10 of quadra 11, the center of circle of circular hole is on the axis of described screw rod 14.
Shown in Fig. 4,5 is the structure that is exclusively used in the erecting device that ply-yarn drill is installed, it comprises: rectangular-shaped pedestal 1 be fixed on the pedestal top and with the L-shaped punched steel plate that is connected 2 of pedestal, base side portion be positioned at punched steel plate 2 below be hinged with the crank pull bar 3 vertical with base plane, be connected with extension spring 4 between crank pull bar 3 and the pedestal 1; One push rod 5 is set, and the bottom-hinged of push rod is on crank pull bar 3, and the upper end of push rod can be passed in the hole of punched steel plate upper surface.
Shown in Figure 5, form stationary sleeve 6 between one and the pedestal 1 being provided with below the punched steel plate 2, push rod 5 passes in sleeve 6, and when push rod is driven when moving up and down by the crank pull bar, sleeve 6 can carry out spacing to push rod 5.
Shown in Figure 4, offer hook hole 7 in the upper end of pedestal 1, be provided with one and be inverted U-shaped hook 8, pedestal 1 hanging support is on hook 8 during work, and the upper end of hook is provided with the pulley 9 that can hang on the overhead transmission line ground wire.
In concrete the enforcement, the rectangle steel plate of pedestal 1 usefulness centimeter (wide) * 1,21 centimeters (length) * 6 centimeter (thick) is made, punched steel plate 2 forms with the rectangle steel plate of centimeter (wide) * 1,5 centimeters (length) * 3 centimeter (thick), the groove of 1.5 centimeters (wide) * 0.3 of grinding centimeter (thick) in the middle of punched steel plate has a perforation (perforation size and push rod diameter are basic identical) in the middle of the groove; Each fixes 5 centimeters long extension springs 4 in the pedestal both sides, the two ends of extension spring 4 are connected to pedestal and crank arm on the pull bar 5, a hinged push rod 5 movable up and down on the crank pull bar, push rod passes from the sleeve 6 that a hollow steel pipe is made, and sleeve is made by the steel pipe of 2.5 centimeters of diameters, 3 centimeters of length; In the both sides, upper end of pedestal one hook hole 7 is arranged respectively, pedestal is by hook 8 hanging supports of making of the U-shaped round steel, and the hook upper end is provided with pulley 9, and the U-shaped round steel is made by 19 centimeters (height) * 0.8 centimeter (diameter).
Occupation mode of the present utility model:
At circuit not under the power-off condition, open semicircle steel pipe 22,22 ' and it is entangled overhead ground wire, plug steady pin 28 lockings.Then the base plate 10 with ply-yarn drill is socketed on the erecting device from the bottom surface of the punched steel plate 2 of ply-yarn drill erecting device, this moment, push rod 5 was in the below of ply-yarn drill base plate 10, throw crank pull bar 3 makes progress, drive push rod 5 and in the circular hole 17 of the perforation of punched steel plate 2 and base plate 10, pass and withstand on nut 16 bottom surfaces, with spring 15 compressions, go up simultaneously, lower clamp 13,12 spacings increase, with groove 13 ' 12 ' be fastened on the overhead ground wire, utilize rope 20 that erecting device is fixedlyed connected with tractor steel plate 25, on towing pad 27, penetrate one and thoroughly do away with the edge rope to ground, spur the moving tractor of traction insulation rope band by the ground staff again, ground wire wire clamp and erecting device to the disconnected gang of ground staff of place by the insulation rope 21 crank pull bar 3 of leaving behind, the crank pull bar drives push rod 5 and returns, spring 15 energy storage of being compressed by push rod on the ply-yarn drill discharge, ply-yarn drill just can tightly block disconnected strand ground wire, at last, spur the insulation rope of tractor again by the ground staff, devices such as tractor are drawn go back to the shaft tower place, the staff pulls up fixed pin shaft 28, open semicircle steel pipe, just can take off tractor in order to using again next time.
Claims (2)
1. the tractor of overhead ground wire ply-yarn drill and erecting device thereof, it is characterized in that, described tractor comprises two semicircle steel pipes that are arranged side by side, and the outer wall that two steel pipes are held in opposite directions is hinged by hinge, and each steel pipe is provided with pin shaft hole away from the other end outer wall of pin joint; Wherein the outer wall of a steel pipe radially is fixedly connected with a rectangular steel plates, offers fixing hole and towing pad on the described steel plate.
2. the tractor of overhead ground wire ply-yarn drill according to claim 1 and erecting device thereof, it is characterized in that, two pin shaft holes that are provided with on two semicircle steel pipes are for shifting to install, promptly when two semicircle steel pipes were combined to form a round steel pipe, the central axis of two pin shaft holes was in a straight line so that the bearing pin that is inserted in two pin shaft holes can lock together two semicircle steel pipes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202029463U CN201742037U (en) | 2010-05-21 | 2010-05-21 | Overhead ground wire clip and tractor of installation device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202029463U CN201742037U (en) | 2010-05-21 | 2010-05-21 | Overhead ground wire clip and tractor of installation device thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201742037U true CN201742037U (en) | 2011-02-09 |
Family
ID=43557314
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202029463U Expired - Fee Related CN201742037U (en) | 2010-05-21 | 2010-05-21 | Overhead ground wire clip and tractor of installation device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201742037U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108599003A (en) * | 2018-06-21 | 2018-09-28 | 国网冀北电力有限公司廊坊供电公司 | Overhead line electricity testing grounding ring wire clamp shield Electrified installation tool |
-
2010
- 2010-05-21 CN CN2010202029463U patent/CN201742037U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108599003A (en) * | 2018-06-21 | 2018-09-28 | 国网冀北电力有限公司廊坊供电公司 | Overhead line electricity testing grounding ring wire clamp shield Electrified installation tool |
| CN108599003B (en) * | 2018-06-21 | 2023-04-28 | 国网冀北电力有限公司廊坊供电公司 | Electrified mounting tool for overhead line electricity-checking grounding loop clamp shield |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110209 Termination date: 20170521 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |