CN210041128U - Insulating rolling bar that electrified was strideed across - Google Patents
Insulating rolling bar that electrified was strideed across Download PDFInfo
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- CN210041128U CN210041128U CN201920492969.3U CN201920492969U CN210041128U CN 210041128 U CN210041128 U CN 210041128U CN 201920492969 U CN201920492969 U CN 201920492969U CN 210041128 U CN210041128 U CN 210041128U
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- bearing sleeve
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Abstract
The utility model provides an insulating rolling rod with live crossover, which changes the traditional ground erection of moso bamboos, realizes ideal aerial pay-off, reduces the occupied area compensation cost, saves materials and funds, avoids unnecessary social and economic losses and improves the working effect; the workload is small, various materials can be recycled, the floor space is not needed to be set up, and the floor space compensation is avoided; if the lower end of the crossing line is provided with the live line, the live operation can be carried out without applying for power failure operation, so that unnecessary loss is avoided; the construction period is short, and the progress of the whole stringing project is provided; the operation of occupying the ground between towers is not needed; the insulated rolling rod can rotate by taking the rope penetrating through the center of the insulated rolling rod as a shaft or can rotate by itself due to the fact that bearings are arranged at two ends of the insulated rolling rod, and the function can greatly release (reduce) instant impact force when the wire falls; meanwhile, the insulating rolling rod is used for expanding two main lines and effectively preventing the wires from falling to cause loss.
Description
Technical Field
The utility model relates to an electrified unwrapping wire instrument technical field in the power line construction process, concretely relates to insulating roller of electrified leap.
Background
In the construction process of the crossing type overhead line, the crossing frame is required to cross over the road, the railway, the communication line or the existing power transmission line, and the crossing frame is erected according to the requirement of on-site crossing. The crossing frame adopted in the live crossing construction of the power transmission line is mainly a moso bamboo crossing frame, but the moso bamboo crossing frame has the problems of large occupied area, high requirement on the set terrain, large set period and low applicable voltage level; meanwhile, when a crossed power line exists, the crossed power line is powered off before being erected, but along with the improvement of the requirement of power supply reliability of power customers and the improvement of the importance of power safety to social and economic life, the application power-off difficulty is increased, the cost and the safety risk are greatly increased, especially for the power transmission lines of 220kV and more than 500kV of the main grid frame of the power grid, if power is cut off for a long time, the stability of the power grid is threatened, and losses and influences of industrial and agricultural production and national construction aspects are caused.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem existing in the prior art, the utility model provides an insulating roller that live working stridees across has the characteristics of setting up the cycle short, can live working.
The utility model provides a technical scheme of above-mentioned problem does: an insulation rolling rod with electric crossing comprises a pipe body, a rope, a shackle and a bearing sleeve;
the pipe body is of a hollow structure with openings at two ends, the rope is positioned in the pipe body, two ends of the rope penetrate through the pipe body, and two ends of the rope are connected through sewing or riveted or bonded to form a mounting ring; the rope can rotate in the tube body.
Further, the two ends of the pipe body are provided with bearing sleeves, the pipe body is located in the bearing sleeves, and the pipe body is rotatably connected with the bearing sleeves through spherical outside surface ball bearings.
Furthermore, the bearing sleeve comprises a first bearing sleeve and a second bearing sleeve, the second bearing sleeve is positioned in the first bearing sleeve, and the first bearing sleeve is connected with the second bearing sleeve through a fastener; the insert is provided with a first bearing sleeve and a second bearing sleeve, wherein the first bearing sleeve is connected with the first bearing sleeve, and the second bearing sleeve is connected with the second bearing sleeve.
Furthermore, a lifting bolt is arranged on the first bearing sleeve and is rotatably connected with the first bearing sleeve.
Furthermore, a clamping groove is formed in the first bearing sleeve, and the gasket is located in the clamping groove.
Further, the pipe body is an epoxy resin pipe or a glass steel pipe, the outer diameter of the pipe body is 50mm, and the wall thickness is 5 mm.
Furthermore, the rope is a polymer fiber rope, and the diameter of the rope is 10 mm.
Further, the mounting ring may be connected to the shackle.
The utility model discloses beneficial effect has:
(1) the utility model changes the traditional ground installation of moso bamboos, realizes ideal aerial pay-off, can reduce the occupied area compensation cost, save materials, save funds, avoid unnecessary social and economic losses, and improve the working effect; the workload is small, various materials can be recycled, the floor space is not needed to be set up, and the floor space compensation is avoided; if the lower end of the crossing line is provided with the live line, the live operation can be carried out without applying for power failure operation, so that unnecessary loss is avoided; the construction period is short, and the progress of the whole stringing project is provided; all the insulating rolling bars and the safety net can be laid on iron towers at two ends without occupying the ground between the towers for operation;
(2) the insulated rolling rod can rotate by taking the rope penetrating through the center of the insulated rolling rod as a shaft or can rotate by itself due to the fact that bearings are arranged at two ends of the insulated rolling rod, and the function can greatly release (reduce) instant impact force when the wire falls; meanwhile, the insulating rolling rod is used for expanding two main lines and effectively preventing the wires from falling to cause loss.
Drawings
Fig. 1 is a front view of the structure of the present invention.
Fig. 2 is a left side view of the tightener of the present invention.
Fig. 3 is a sectional view taken along a-a of fig. 2.
Fig. 4 is an exploded view of the present invention.
Fig. 5 is an exploded view of the present invention.
Fig. 6 is a schematic structural view in a use state of the present invention.
In the figure: 1-gasket, 2-bearing sleeve, 3-first bearing sleeve, 4-second bearing sleeve, 5-pipe body, 6-rope, 8-shackle, 9-mounting ring, 10-hanging bolt, 11-spherical ball bearing, 12-circulating rope, 13-main rope, 14-detachable pulley and 15-insulating safety net.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description.
An electrically-crossed insulating rolling rod comprises a tube body, a rope and a shackle
The tube body is of a hollow structure with openings at two ends, is an epoxy resin tube or a glass steel tube, and has an outer diameter of 50mm and a wall thickness of 5 mm;
the rope is positioned in the pipe body, the rope is a polymer fiber rope, the diameter of the rope is 10mm, and the rope can rotate in the pipe body; two ends of the rope penetrate out of the pipe body, and the two ends of the rope are connected through sewing to form a mounting ring; the mounting ring can be connected with the shackle;
the two ends of the pipe body are provided with bearing sleeves, the pipe body is positioned in the bearing sleeves, and the pipe body is rotationally connected with the bearing sleeves through spherical outer surface ball bearings;
the bearing sleeve comprises a first bearing sleeve and a second bearing sleeve, the second bearing sleeve is positioned in the first bearing sleeve, and the first bearing sleeve is connected with the second bearing sleeve through a fastener;
a lifting bolt is arranged on the first bearing sleeve and is rotationally connected with the first bearing sleeve;
the outer spherical ball bearing is positioned in the second bearing sleeve, one end of the outer spherical ball bearing is abutted against the first bearing sleeve, and the other end of the outer spherical ball bearing is abutted against the gasket; a clamping groove is formed in the second bearing sleeve, and the gasket is located in the clamping groove.
The using method comprises the following steps:
(1) two main ropes are arranged between the two iron towers in a pulling way, a plurality of detachable pulleys are respectively arranged on the two main ropes, and a lead to be pulled is controlled in the insulating rolling rod to be pulled and tightened; two ends of the insulating lever are connected with the detachable pulley; in order to prevent accidental line running, the insulating lever cannot bear impact force, and the lead falls to cause loss, two main ropes can be additionally arranged below the insulating rolling lever, the two main ropes are connected with an iron tower, and then an insulating safety net is laid to achieve two protection effects;
(2) and then the insulating rolling rod and the insulating safety net are unfolded by utilizing the circulating rope and are pulled to the position needing to be spanned.
Many other changes and modifications can be made without departing from the spirit and scope of the invention. It is to be understood that the invention is not to be limited to the specific embodiments, and that the scope of the invention is defined by the appended claims.
Claims (9)
1. An insulated rolling rod with electric crossing is characterized by comprising a pipe body, a rope, a shackle and a bearing sleeve;
the pipe body is of a hollow structure with openings at two ends, the rope is positioned in the pipe body, two ends of the rope penetrate through the pipe body, and two ends of the rope are connected through sewing or riveted or bonded to form a mounting ring; the rope can rotate in the tube body.
2. The insulated roller with electric crossover as claimed in claim 1, wherein the tubular body is provided with bearing sleeves at both ends, the tubular body is located in the bearing sleeves, and the tubular body is rotatably connected with the bearing sleeves through spherical outer ball bearings.
3. The insulation roller with electric crossover of claim 1, wherein the mounting ring is attachable to a shackle.
4. The insulated roller with electric crossover of claim 2, wherein the bearing sleeve comprises a first bearing sleeve and a second bearing sleeve, the second bearing sleeve is located in the first bearing sleeve, and the first bearing sleeve and the second bearing sleeve are connected through a fastener; the insert is provided with a first bearing sleeve and a second bearing sleeve, wherein the first bearing sleeve is connected with the first bearing sleeve, and the second bearing sleeve is connected with the second bearing sleeve.
5. The insulation roller with electric crossover of claim 4, wherein the first bearing sleeve is provided with a hanging bolt, and the hanging bolt is rotatably connected with the first bearing sleeve.
6. The insulated roller with electric crossover of claim 4, wherein a slot is provided in the second bearing sleeve and the washer is located in the slot.
7. The insulated roller with electric crossover according to any one of claims 1 to 6, wherein the tube body is an epoxy resin tube or a glass fiber reinforced plastic tube, the tube body has an outer diameter of 50mm and a wall thickness of 5 mm.
8. The insulated roller for live crossover according to any one of claims 1 to 6, wherein the rope is a polymer fiber rope having a diameter of 10 mm.
9. The insulated roller with electric crossover of claim 7, wherein the rope is a polymer fiber rope and the diameter of the rope is 10 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920492969.3U CN210041128U (en) | 2019-04-12 | 2019-04-12 | Insulating rolling bar that electrified was strideed across |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920492969.3U CN210041128U (en) | 2019-04-12 | 2019-04-12 | Insulating rolling bar that electrified was strideed across |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210041128U true CN210041128U (en) | 2020-02-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920492969.3U Active CN210041128U (en) | 2019-04-12 | 2019-04-12 | Insulating rolling bar that electrified was strideed across |
Country Status (1)
| Country | Link |
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| CN (1) | CN210041128U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112152152A (en) * | 2020-10-10 | 2020-12-29 | 国网新疆电力有限公司昌吉供电公司 | Power transmission line crossing device and using method thereof |
-
2019
- 2019-04-12 CN CN201920492969.3U patent/CN210041128U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112152152A (en) * | 2020-10-10 | 2020-12-29 | 国网新疆电力有限公司昌吉供电公司 | Power transmission line crossing device and using method thereof |
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