CN214255439U - Ground wire lifting device for overhead transmission line - Google Patents
Ground wire lifting device for overhead transmission line Download PDFInfo
- Publication number
- CN214255439U CN214255439U CN202120016567.3U CN202120016567U CN214255439U CN 214255439 U CN214255439 U CN 214255439U CN 202120016567 U CN202120016567 U CN 202120016567U CN 214255439 U CN214255439 U CN 214255439U
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- China
- Prior art keywords
- cross arm
- wire
- insulating rod
- ground wire
- connecting seat
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 15
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 5
- 239000010959 steel Substances 0.000 claims abstract description 5
- 238000004804 winding Methods 0.000 claims abstract 5
- 239000012212 insulator Substances 0.000 claims description 17
- 239000002184 metal Substances 0.000 claims description 7
- 230000003014 reinforcing effect Effects 0.000 claims description 5
- 239000004020 conductor Substances 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 4
- 210000002105 tongue Anatomy 0.000 description 3
- 238000009413 insulation Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 230000002146 bilateral effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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Abstract
The utility model discloses a ground wire lifting device for overhead transmission line, which comprises an insulating rod, a support arm, a wire winding device, a steel wire rope, a wire lifting hook and a cross arm connecting seat, wherein the two sides of the central plane of the length direction of the insulating rod are symmetrically connected with the wire winding device; the cross arm connecting seat is fixed at the middle position of the length direction of the insulating rod. The insulating rod is fixed on a cross arm right above the ground wire through a cross arm connecting seat, and the two wire winders respectively lift the overhead conductor through the wire lifting hook. The operation personnel can carry out the line operation on the cross arm, guarantees safety, has certain distance between two line lifting hooks, and the spooler promotes the ground wire through changing wire rope's transfer length, convenient operation, and carries the line simultaneously through two line lifting hooks, can promote the ground wire to suitable height fast, can also guarantee the stability after the ground wire promotes.
Description
Technical Field
The utility model relates to an overhead transmission line's ground wire, concretely relates to a wire device is carried to ground wire for overhead transmission line.
Background
In the operation process of the power transmission line, the overhead ground wire is possibly influenced by factors such as environment, external force damage and the like, and the situation that the ground wire needs to be lifted for eliminating the defects is more. The common wire lifting modes mainly comprise manpower, a pulley block, a chain hoist and the like, and the methods have large investment, long time consumption and higher safety risk on the manpower, materials and tools.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a simple operation, safe ground wire lifting device.
The utility model provides a this kind of ground wire for overhead transmission line carries traditional thread binding putting, including insulator spindle, support arm, spooler, wire rope, carry line hook and cross arm connecting seat, the bilateral symmetry of insulator spindle length direction central plane is connected with the spooler, and the both ends symmetry of insulator spindle is connected with the support arm, and the end of support arm is connected with the fixed pulley, and the wire rope that the spooler is connected connects the line hook after bypassing the fixed pulley of corresponding end respectively; the cross arm connecting seat is fixed at the middle position of the length direction of the insulating rod.
In one embodiment of the above technical scheme, a metal reinforcing sleeve is fixed in the middle of the insulating rod, and two ends of the metal reinforcing sleeve are symmetrically connected with the wire rewinding device.
In an embodiment of the above technical solution, the wire rewinding device is a ratchet wire rewinding device.
In an embodiment of the above technical solution, the support arm includes an insulation rod connection section and an upper inclined section outside thereof, and the fixed pulley is installed at an upper end of the upper inclined section.
In an embodiment of the above technical scheme, the wire lifting hook comprises a hook body, an arc-shaped supporting plate and a lock tongue, wherein the bottom of the hook body is provided with an upward-bent arc-shaped section, the arc-shaped supporting plate is connected to the inner wall of the arc-shaped section of the hook body, and the lock tongue is hinged to the upper end of the arc-shaped section of the hook body so as to block an opening of the arc-shaped section.
In an embodiment of the above technical scheme, the cross arm connecting seat includes insulator spindle connector and cross arm connector, and the insulator spindle connector includes the U type body that the opening faces upward and its downside connecting plate, and a side arm of the U type body is connected with holding bolt, and the cross arm connector includes two risers of roof and its downside, and interval between the coexistence board is as the cross arm draw-in groove, is connected with holding bolt perpendicularly on a riser, and the top surface of cross arm connector is connected to the connecting plate lower extreme of insulator spindle connector.
In an embodiment of the above technical scheme, the U-shaped body of the insulating rod connector is sleeved with the insulating rod and then fixed by the fastening bolt, and the two vertical plates of the cross arm connector are sleeved with the cross arm and then fixed by the fastening bolt.
The utility model discloses an insulator spindle is fixed in the cross arm directly over the ground wire through the cross arm connecting seat on, and the both ends symmetry of insulator spindle sets up the spooler, and two spoolers promote overhead conductor through the wire lifting hook respectively. The operation personnel can carry out the line operation on the cross arm, guarantees safety, has certain distance between two line lifting hooks, and the spooler promotes the ground wire through changing wire rope's transfer length, convenient operation, and carries the line simultaneously through two line lifting hooks, can promote the ground wire to suitable height fast, can also guarantee the stability after the ground wire promotes.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is an enlarged schematic structural view of the insulation rod connector in fig. 1.
Fig. 3 is an enlarged schematic structural view of the cross arm connector in fig. 1.
Fig. 4 is an enlarged schematic view of the thread lifting hook in fig. 1.
Detailed Description
As can be seen from fig. 1 to 4, the ground wire lifting device for an overhead power transmission line disclosed in this embodiment includes an insulating rod 1, a support arm 2, a wire winder 3, a steel wire rope 4, a wire lifting hook 5, and a cross arm connecting seat 6.
The middle part of insulator spindle 1 is fixed with metal reinforcement sleeve 11, and the both ends symmetric connection support arm 2 of insulator spindle 1, support arm 2 include the last slope section in insulator spindle linkage segment and its outside, and the insulator spindle linkage segment passes through the bolt to be connected fixedly with insulator spindle 1, goes up the upper end of slope section and installs the fixed pulley.
The two ends of the metal reinforcing sleeve are symmetrically connected with the wire rewinding device 3. The wire rewinding device of the embodiment adopts a ratchet wheel wire rewinding device which is fixed through a mounting seat and a bolt.
Wire rope 4 that spooler 3 is connected connects wire lifting hook 5 after bypassing the fixed pulley, and wire lifting hook 5 includes coupler body 51, arc layer board 52 and spring bolt 53, and there is the arc section of kickup hook body bottom, and the arc layer board is connected in the arc section inner wall of coupler body, and the area of contact of wire lifting hook and ground wire can be increaseed in the setting of arc layer board, protection ground wire. The bolt 53 is hinged to the upper end of the arc-shaped section of the hook body, so that the opening of the arc-shaped section can be blocked, and the phenomenon that the ground wire slides down in the lifting process can be prevented.
Cross arm connecting seat 6 is fixed in metal reinforcement sleeve 11's intermediate position department, cross arm connecting seat 6 includes insulator spindle connector and cross arm connector, the insulator spindle connector includes opening U type body 61 and its downside connecting plate 62 upwards, connecting plate 62 is provided with the strengthening rib along the direction of height, a side arm of U type body 61 is connected with the holding bolt that stretches into in the notch, the cross arm connector includes two risers 64 of roof 63 and its downside, interval between the coexistence board is as the cross arm draw-in groove, be connected with the holding bolt on the riser perpendicularly, the top surface of cross arm connector is connected to the connecting plate lower extreme of insulator spindle connector.
The U-shaped body side arm of the insulating rod connector is connected with a fastening bolt, so that the insulating rod connector can be suitable for connecting insulating rods with different sizes. The vertical plate of the cross arm connector is connected with a fastening bolt, so that the device is suitable for connecting cross arms of different sizes.
The application process of the device is as follows:
fixing a cross arm connecting seat at a proper position of a cross arm right above a ground wire through a cross arm clamping groove and a fastening bolt of the cross arm connecting seat;
according to the distance between the ground wire and the cross arm, operating the wire winder to adjust the length of the steel wire rope, hooking the two wire lifting hooks on the overhead ground wire respectively, and blocking the openings of the wire lifting hooks by the lock tongues;
operating a wire winder to tighten the steel wire rope to enable the overhead ground wire to rise to a proper position;
after all the operations are finished, the device is separated from the cross arm and is dismantled and is placed to the bottom surface for recycling.
Claims (7)
1. The utility model provides a ground wire device of carrying line for overhead transmission line which characterized in that: the wire winding device comprises an insulating rod, support arms, wire winding devices, a steel wire rope, a wire lifting hook and a cross arm connecting seat, wherein the wire winding devices are symmetrically connected to two sides of the central plane of the insulating rod in the length direction; the cross arm connecting seat is fixed at the middle position of the length direction of the insulating rod.
2. The ground wire lifting device for an overhead transmission line according to claim 1, characterized in that: and a metal reinforcing sleeve is fixed in the middle of the insulating rod, and two ends of the metal reinforcing sleeve are symmetrically connected with the wire rewinding device.
3. The ground wire lifting device for an overhead transmission line according to claim 2, characterized in that: the wire rewinding device is a ratchet wheel wire rewinding device.
4. The ground wire lifting device for an overhead transmission line according to claim 1, characterized in that: the support arm includes the last slope section in insulator spindle linkage segment and its outside, the fixed pulley is installed in the upper end of last slope section.
5. The ground wire lifting device for an overhead transmission line according to claim 1, characterized in that: the wire lifting hook comprises a hook body, an arc-shaped supporting plate and a lock tongue, wherein the bottom of the hook body is provided with an upward-bent arc-shaped section, the arc-shaped supporting plate is connected to the inner wall of the arc-shaped section of the hook body, and the lock tongue is hinged to the upper end of the arc-shaped section of the hook body so as to block an opening of the arc-shaped section.
6. The ground wire lifting device for an overhead transmission line according to claim 1, characterized in that: the cross arm connecting seat comprises an insulating rod connecting seat and a cross arm connecting seat, the insulating rod connecting seat comprises an upward-opening U-shaped body and a connecting plate on the lower side of the U-shaped body, one side arm of the U-shaped body is connected with a fastening bolt, the cross arm connecting seat comprises a top plate and two vertical plates on the lower side of the top plate, the distance between the two vertical plates is used as a cross arm clamping groove, the fastening bolt is vertically connected to one vertical plate, and the top surface of the cross arm connecting seat is connected to the lower end of the connecting plate of the insulating rod connecting seat.
7. The ground wire lifting device for the overhead transmission line according to claim 6, characterized in that: the U-shaped body of the insulating rod connector is sleeved with the insulating rod and then fixed through the fastening bolt, and the two vertical plates of the cross arm connector are sleeved with the cross arm and then fixed through the fastening bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120016567.3U CN214255439U (en) | 2021-01-04 | 2021-01-04 | Ground wire lifting device for overhead transmission line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120016567.3U CN214255439U (en) | 2021-01-04 | 2021-01-04 | Ground wire lifting device for overhead transmission line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214255439U true CN214255439U (en) | 2021-09-21 |
Family
ID=77724057
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120016567.3U Active CN214255439U (en) | 2021-01-04 | 2021-01-04 | Ground wire lifting device for overhead transmission line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214255439U (en) |
-
2021
- 2021-01-04 CN CN202120016567.3U patent/CN214255439U/en active Active
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