CN210806586U - Transmission line wire pulley - Google Patents
Transmission line wire pulley Download PDFInfo
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- CN210806586U CN210806586U CN201922155857.1U CN201922155857U CN210806586U CN 210806586 U CN210806586 U CN 210806586U CN 201922155857 U CN201922155857 U CN 201922155857U CN 210806586 U CN210806586 U CN 210806586U
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- connecting rod
- pulley
- transmission line
- hook part
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- 239000004020 conductor Substances 0.000 claims description 12
- 238000002788 crimping Methods 0.000 claims description 12
- 238000003825 pressing Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 7
- 230000005484 gravity Effects 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 4
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000010009 beating Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 230000010355 oscillation Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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Abstract
The utility model provides a transmission line wire pulley, which comprises a wire pulley and a lifting hook for lifting the wire pulley, wherein the lifting hook comprises a hanging hook part matched with a wire hook, a hanging connecting rod for connecting the wire pulley and the hanging hook part, and the hanging hook part is hinged with the hanging connecting rod; the hinged ends of the hanging hook part and the hanging connecting rod are also provided with unhooking devices for controlling the rotation buckling or the opening of the hanging hook part and the hanging connecting rod. The hanging hook part can be buckled on the lead in the buckling direction or can be opened around the hanging connecting rod to be loosened with the lead, the unhooking device controls the hanging hook part and the hanging connecting rod to be unlocked, the hanging hook part is dragged by the gravity of the lead pulley and is separated from the lead in a way of rotating relative to the hanging connecting rod, and the hanging hook part and the hanging connecting rod structure which are connected in a hinged mode are arranged on the lifting hook, so that the hanging difficulty in the lifting process of the lead pulley is reduced.
Description
Technical Field
The utility model relates to an extra-high voltage line technical field, more specifically say, relate to a transmission line wire coaster.
Background
The ultra-high voltage line is a large angle steel tower and a steel pipe tower at present. The height of a tower of a double-circuit line on the same tower is about 100m generally, and the general data investigation process finds that the extra-high voltage transmission line is high in lifting height and difficult to lift due to the fact that line equipment and materials are heavy, and general high-altitude operators are difficult to operate at high altitude, so that great difficulty is brought to an operation field.
Therefore, how to reduce the lifting difficulty of the extra-high voltage transmission line is a problem to be solved urgently by technical personnel in the field at present.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a transmission line wire coaster to reduce extra-high voltage transmission line's the promotion degree of difficulty.
In order to achieve the above object, the utility model provides a following technical scheme:
a transmission line lead pulley comprises a lead pulley and a hook for hoisting the lead pulley, wherein the hook comprises a hanging hook part matched with a lead hook, and a hanging connecting rod for connecting the lead pulley and the hanging hook part, and the hanging hook part is hinged with the hanging connecting rod;
the hinged end of the hanging hook part and the hanging connecting rod is also provided with a unhooking device for controlling the rotation buckling or opening of the hanging hook part and the hanging connecting rod.
Preferably, in the above power transmission line lead pulley, the rotation outer sides of the hanging hook and the hanging connecting rod are provided with rotation hinges for rotatably supporting the hanging hook and the hanging connecting rod, and the unhooking device is arranged on the rotation inner sides of the hanging hook and the hanging connecting rod.
Preferably, in the power transmission line lead pulley, a support pillar is further disposed at a top end of the hanging connecting rod, the support pillar is abutted and matched with a rotating inner side of the hanging hook, and a crimping step crimped to a top of the support pillar is disposed on the rotating inner side of the hanging hook;
the unhooking device is arranged between the crimping step and the supporting column.
Preferably, in the power transmission line lead block, the unhooking device includes a clamping groove disposed at the top of the support column, and a wedge-shaped clip disposed on the crimping step and extending into the clamping groove;
and the hanging connecting rod is also provided with a control pull rod which extends into the clamping groove and compresses or loosens the wedge-shaped clamp.
Preferably, in the above power transmission line lead pulley, the hanging connecting rod is provided with a mounting boss extending downwards along the hanging direction of the hook, the mounting boss is provided with a through hole communicated to the clamping groove, and the control pull rod sliding frame is installed in the through hole.
Preferably, in the power transmission line conductor pulley, an end of the control pull rod is provided with a unhooking pull ring for dragging the control pull rod to slide.
Preferably, in the above power transmission line lead pulley, a return spring is further disposed in the through hole, the return spring is assembled with the control pull rod sleeve, and elastically pushes the control pull rod sleeve to return to the clamping groove.
Preferably, in the power transmission line lead pulley, the height of the hinged end of the hanging hook part is not lower than the lowest position of the hook head after hanging.
Preferably, in the power transmission line lead pulley, the hanging connecting rod is further provided with a lead anti-drop pressing plate which is arranged in a swinging manner and is in butt fit with the hook head of the hanging hook part.
Preferably, in the power transmission line lead pulley, a lifting ring for lifting and conveying the hanging hook part to a preset lead is further arranged at the top of the hanging hook part.
The utility model provides a transmission line wire pulley, which comprises a wire pulley and a lifting hook for lifting the wire pulley, wherein the lifting hook comprises a hanging hook part matched with a wire hook, a hanging connecting rod for connecting the wire pulley and the hanging hook part, and the hanging hook part is hinged with the hanging connecting rod; the hinged ends of the hanging hook part and the hanging connecting rod are also provided with unhooking devices for controlling the rotation buckling or the opening of the hanging hook part and the hanging connecting rod. The wire pulley is hung to the lifting hook, carry transmission line, the lifting hook is hung by hanging hook portion and is adorned and support on the wire, hanging hook portion stretches out downwards and hangs the connecting rod, hanging hook portion and hanging connecting rod articulated connection, but hanging hook portion spiral-lock dress to the wire in the lock direction, or open around hanging the connecting rod and loosen with the wire, through unhook device control hanging hook portion and hanging connecting rod locking when the lock, after wire transport completion, unhook device control hanging hook portion and hanging connecting rod unblock, hanging hook portion receives the gravity of wire pulley to drag, with hang the connecting rod relative rotation and throw off on by the wire, through setting up the lifting hook into hanging hook portion and hanging the connecting rod structure that has articulated connection, reduce the hanging of wire coaster lift process and adorn the degree of difficulty.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of a hoisting structure of a wire pulley of a power transmission line provided by the utility model;
fig. 2 is a schematic view of the wire trolley of the power transmission line in fig. 1 in an unhooked state.
Detailed Description
The utility model discloses a transmission line wire coaster to reduce extra-high voltage transmission line's the promotion degree of difficulty.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1 and 2, fig. 1 is a schematic view of a hoisting structure of a wire trolley for a power transmission line provided by the present invention; fig. 2 is a schematic view of the wire trolley of the power transmission line in fig. 1 in an unhooked state.
The embodiment provides a transmission line wire pulley which comprises a wire pulley 2 and a lifting hook 1 for lifting the wire pulley 2, wherein the lifting hook 1 comprises a hanging hook part 3 in hook fit with a wire 6, a hanging connecting rod 4 for connecting the wire pulley 2 and the hanging hook part 3, and the hanging hook part 3 is hinged with the hanging connecting rod 4; the hinged ends of the hanging hook part 3 and the hanging connecting rod 4 are also provided with a unhooking device for controlling the rotation buckling or opening of the hanging hook part and the hanging connecting rod. Hanging wire pulley 2 is hung to lifting hook 1, carry transmission line, lifting hook 1 hangs by hanging hook portion 3 and adorns and support on the wire 6, hanging hook portion 3 stretches out downwards and hangs connecting rod 4, hanging hook portion 3 and hanging connecting rod 4 are articulated to be connected, hanging hook portion 3 can be buckled wire 6 in the lock orientation, or loosen with the wire around hanging connecting rod 4 opening, hang hook portion 3 and hang connecting rod 4 locking when the lock through unhooking device control, after transmission line carries the completion, unhooking device control hangs hook portion 3 and hangs connecting rod 4 unblock, hanging hook portion 3 receives the gravity of wire pulley 2 to drag, with hanging connecting rod 4 relative rotation by the wire 6 on throw off, through setting up lifting hook 1 into hanging hook portion 3 and hanging connecting rod 4 structure that has articulated connection, reduce the hanging of wire coaster lift-up process and adorn the degree of difficulty.
In an embodiment of the present invention, the rotating outer sides of the hanging hook 3 and the hanging connecting rod 4 are provided with a rotating hinge 5 for rotatably supporting the two, and the unhooking device is arranged at the rotating inner sides of the two. Hang hook portion 3 and hang connecting rod 4 and adopt articulated structure, when the wire coaster carried transmission line, the joint strength of hanging hook portion 3 and hanging connecting rod 4 that need to guarantee the components of a whole that can function independently structure, adopted the rotating-structure of rotation hinge 5 with the articulated of the two, the rotation inboard of hanging hook portion 3 sets up the unhooking device, promptly, hang hook portion 3 and hang and carry out the locking at the rotation inboard between connecting rod 4, there is the rotation hinge to articulate the support in the outside.
Specifically, the top end of the hanging connecting rod 4 is also provided with a supporting column which is abutted and matched with the rotating inner side of the hanging hook part, and the rotating inner side of the hanging hook part 3 is provided with a crimping step 31 which is crimped on the top of the supporting column; the unhooking means is provided between the crimping step 31 and the support post. Hang hook portion 3 and hang connecting rod 4 and adopt rotation hinge 5, use and rock for avoiding the wire coaster, lead to rotating hinge 5 and receive the torsion action, influence its structural strength, set up crimping step 31 at the rotation inboard of hanging hook portion 3, the top of hanging connecting rod 4 sets up the support column, through the top plane of support column, offset with the step face of crimping step 31, the support that improves hanging hook portion 3 and hang connecting rod 4 is stable, guarantees to rotate the joint strength of hinge.
In one embodiment of the present disclosure, the unhooking device includes a slot disposed at the top of the support column, and a wedge-shaped clip 32 disposed on the crimping step 31 and extending into the slot; the hanging connecting rod 4 is also provided with a control pull rod 7 which extends into the clamping groove and compresses or loosens the wedge-shaped clamp. Adapting to the plane supporting structure of the hanging hook part 3 and the hanging connecting rod 4, arranging a unhooking device between the hanging hook part 3 and the hanging connecting rod 4, wherein the unhooking device adopts a wedge-shaped clamp 32 and a clamping groove clamping structure, when the hanging hook part 3 is in a buckling state, a crimping step 31 of the hanging hook part 3 is abutted to a supporting column at the end part of the hanging connecting rod 4, at the moment, the wedge-shaped clamp 32 extends into the clamping groove, and the clamping of the wedge-shaped clamp 32 and the hanging connecting rod 4 is realized; hang and set up control link 7 on the connecting rod 4, the position of stretching into of the end that stretches into of control link 7 corresponds with the chucking position of wedge checkpost 32, when lifting hook 1 need be opened by on wire 6 and take off, through pulling control link 7, control link 7 effect and wedge checkpost 32, pull out it by the draw-in groove in, realize the unhook of lifting hook 1.
In a specific embodiment of the scheme, the hanging connecting rod 4 is provided with a mounting boss 8 extending downwards along the hanging direction of the hanging hook 1, the mounting boss 8 is provided with a through hole communicated to the clamping groove, and the control pull rod 7 is slidably mounted in the through hole. In order to ensure the structural integrity of the hanging connecting rod 4, a mounting boss 8 is arranged on the rod body of the hanging connecting rod 4, the hanging hook part 3 is hinged and mounted at the top of the mounting boss 8, a through hole is formed in the mounting boss 8 upwards, and the control pull rod 7 extends into a clamping groove at the top of the mounting boss 8 from the bottom of the mounting boss. The structure of installation boss 8 has guaranteed the structural strength who hangs connecting rod 4, provides control pull rod 7's the space of arranging, stretches out the bottom of installation boss 8 with control pull rod 7's tip, is convenient for hang hook portion 3 and the unhook of hanging connecting rod 4 to the drag control of control pull rod 7.
Further, the end of the control rod 7 is provided with a unhooking tab 9 dragging it to slide. Set up the pull ring structure, when carrying out the pulling operation to control link 7, the accessible sets up the control rope and is connected with unhook pull ring 9, and pulling control rope slides downwards, and the wedge checkpost 32 on hanging hook portion 3 deviates from in having the draw-in groove, and hanging hook portion 3 is dragged by wire coaster self gravity and is revoluted and move hinge and hang the connecting rod relative oscillation to convenient realization wire is by deviating from on the lifting hook.
In an embodiment of the present disclosure, a return spring is further disposed in the through hole, and the return spring is in fit with the control rod 7 and elastically pushes the control rod to return to the slot. The control pull rod 7 is stably arranged on the hanging connecting rod 4, a rod body of the control pull rod is sleeved with a return spring and then extends into the through hole, and after a unhooking pull ring at the end part of the control pull rod is loosened, the control pull rod automatically resets and extends into a preset position in the clamping groove, so that the automatic locking of the lifting hook is realized.
In an embodiment of the present invention, the height of the hinged end of the hanging hook 3 is not lower than the lowest position of the hook head 33 after hanging. Hang hook portion 3 and hang articulated structure between connecting rod 4, after lifting hook 1 hangs and installs on wire 6, hang hook portion 3 and deviate from on the wire by wire pulley 2 gravity is automatic, consequently, when should guaranteeing to hang hook portion 3 and hanging connecting rod 4 and be in the state of opening, hang hook portion 3 and can overturn automatically, guarantee promptly that the pulling force of hanging the connecting rod 4 transmission is partial to its side that opens, when being in the position of hanging lifting hook 1, the hinged end of hanging hook portion 3 highly is higher than the extreme lower position of its gib head 33 one end, when realizing hanging hook portion 3 and opening, receive downward pulling force to opening the direction deflection, guarantee to throw off smoothly. In the embodiment, it is required to ensure that when the hanging hook 3 and the hanging connecting rod 4 are unhooked, the hinge position of the hanging hook 3 is higher than the hook head 33, so that the hook head tilts after the hanging hook 3 is subjected to the downward pulling force of the hanging connecting rod 4 and the hanging hook turns to the standing state from the hanging state, and the hanging hook is smoothly released from the wire.
In an embodiment of the present invention, the hanging rod 4 further has a wire anti-falling pressing plate 10 extending therefrom and configured to swing and engage with the hook head 33 of the hanging hook 3. Hang hook portion 3 and hang 4 locking back structures as an organic whole of connecting rod, because transmission line receives influences such as defeated line gravity or wind-force and is in the state of beating, there is deviating from in the lifting hook for the direction of avoiding transmission line and the relative production of beating of lifting hook, will hang and stretch out wire anticreep clamp plate 10 on the connecting rod 4, its tip offsets with the gib head 33 position of hanging hook portion 3, wire anticreep clamp plate 10 can turn over to the inside swing of lifting hook portion, compress tightly to wire anticreep clamp plate when the direction is hung the dress and guarantee to pack into smoothly, and at defeated line in-process, wire anticreep clamp plate will hang hook portion's open position and seal.
In an embodiment of the present invention, a lifting ring 11 is further disposed on the top of the hanging hook 3 for lifting and transporting the hanging hook to a predetermined wire. Hang hook portion 3 an organic whole and set up rings 11, the accessible is hung the dress and is set up and deliver to transmission line conductor top with the wire coaster, extrudees the automatic direction coaster dress that realizes of wire anticreep clamp plate through the wire, and preferably, usable unmanned aerial vehicle carries the wire coaster, further reduces and defeated line the degree of difficulty.
By utilizing the hinged structure of the lifting hook, the unmanned aerial vehicle carries the bracket carrying the weight of the traction rope to take off, and when the height of the unmanned aerial vehicle exceeds the height of a target lead, the unmanned aerial vehicle is controlled to fly from one side of the lead to the other side of the lead to hover; the locking shaft on the support is opened through the remote control release switch, so that the heavy object carrying the haulage rope is loosened along with the opened locking shaft, the heavy object naturally falls off, and the unmanned aerial vehicle is unfolded and placed on the haulage rope.
After the exhibition of accomplishing the haulage rope is put, the wire coaster of taking the unhook device in this embodiment of ground operating personnel cooperation passes through the haulage rope and transmits to the operation point, and high altitude construction personnel install the wire coaster in the suitable position, then transmit electric lift device (by bridge type crossbeam, electric capstan or couple are constituteed) to the operation point and install. The adjustable bridge-type cross beam can be used for four-split, six-split and eight-split conductors, and is suitable for line intervals of different split conductors by adjusting the vertical support and the horizontal support.
Through adopting unmanned aerial vehicle hoist and mount to the wire coaster, and open the control through the control pull rod, and the lifting hook adopts hanging hook portion and hanging the articulated components of a whole that can function independently structure of connecting rod, at the wire coaster rigging in-process, can need not artifical manual hanging and get rid of, the effectual potential safety hazard that has solved the electrified transition in-process of DC load power, the DC power supply reliability has been improved, the risk of incident has been reduced, direct current system's transformation cycle has been shortened, ensure that the consumer moves steadily during direct current power supply transition.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A transmission line lead pulley is characterized by comprising a lead pulley and a lifting hook for lifting the lead pulley, wherein the lifting hook comprises a hanging hook part matched with a lead hook, and a hanging connecting rod for connecting the lead pulley and the hanging hook part, and the hanging hook part is hinged with the hanging connecting rod;
the hinged end of the hanging hook part and the hanging connecting rod is also provided with a unhooking device for controlling the rotation buckling or opening of the hanging hook part and the hanging connecting rod.
2. The power transmission line conductor pulley as claimed in claim 1, wherein the hanging hook and the hanging connecting rod are provided with a rotating hinge on the rotating outer side for rotatably supporting the hanging hook and the hanging connecting rod, and the unhooking device is arranged on the rotating inner side of the hanging hook and the hanging connecting rod.
3. The power transmission line lead pulley as claimed in claim 2, wherein the top end of the hanging connecting rod is further provided with a supporting column which is in butt fit with the rotating inner side of the hanging hook part, and the rotating inner side of the hanging hook part is provided with a crimping step which is crimped on the top of the supporting column;
the unhooking device is arranged between the crimping step and the supporting column.
4. The power transmission line conductor block as claimed in claim 3, wherein the unhooking device comprises a clamping groove arranged at the top of the support column and a wedge-shaped clamp arranged on the crimping step and extending into the clamping groove;
and the hanging connecting rod is also provided with a control pull rod which extends into the clamping groove and compresses or loosens the wedge-shaped clamp.
5. The power transmission line conductor pulley as claimed in claim 4, wherein the hanging connecting rod is provided with a mounting boss extending downwards along the hanging direction of the hook, the mounting boss is provided with a through hole communicated with the clamping groove, and the control pull rod sliding frame is arranged in the through hole.
6. The power transmission line conductor pulley as claimed in claim 5, wherein the end of the control pull rod is provided with a unhooking pull ring dragging the control pull rod to slide.
7. The power transmission line conductor pulley as claimed in claim 6, wherein a return spring is further disposed in the through hole, the return spring engaging with the control pull rod sleeve and elastically urging the control pull rod sleeve to return to the slot.
8. The power transmission line conductor pulley as claimed in claim 1, wherein the height of the hinged end of the hanging hook part is not lower than the lowest position of the hanging hook head.
9. The power transmission line wire pulley as claimed in claim 1, wherein the hanging connecting rod further has a wire anti-drop pressing plate which is arranged in a swinging manner and is in butt fit with the hook head of the hanging hook part.
10. The power transmission line conductor pulley as claimed in claim 9, wherein the top of the hanging hook part is further provided with a lifting ring for lifting the hanging hook part into a predetermined conductor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922155857.1U CN210806586U (en) | 2019-12-04 | 2019-12-04 | Transmission line wire pulley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922155857.1U CN210806586U (en) | 2019-12-04 | 2019-12-04 | Transmission line wire pulley |
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| Publication Number | Publication Date |
|---|---|
| CN210806586U true CN210806586U (en) | 2020-06-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922155857.1U Active CN210806586U (en) | 2019-12-04 | 2019-12-04 | Transmission line wire pulley |
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| CN (1) | CN210806586U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112587823A (en) * | 2020-11-24 | 2021-04-02 | 国网天津市电力公司 | Anti-falling device based on unmanned aerial vehicle suspension and suspension method thereof |
| CN113734884A (en) * | 2021-08-16 | 2021-12-03 | 国网安徽省电力有限公司枞阳县供电公司 | Device for preventing circuit from bouncing in circuit unfolding |
| CN113775631A (en) * | 2021-09-10 | 2021-12-10 | 成都聚合智创科技有限公司 | Hook and device with lifting function |
| CN115133458A (en) * | 2022-07-20 | 2022-09-30 | 中国南方电网有限责任公司超高压输电公司南宁局 | Transfer device and loading and unloading method thereof |
-
2019
- 2019-12-04 CN CN201922155857.1U patent/CN210806586U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112587823A (en) * | 2020-11-24 | 2021-04-02 | 国网天津市电力公司 | Anti-falling device based on unmanned aerial vehicle suspension and suspension method thereof |
| CN112587823B (en) * | 2020-11-24 | 2024-04-09 | 国网天津市电力公司 | Anti-falling device based on unmanned aerial vehicle suspension and suspension method thereof |
| CN113734884A (en) * | 2021-08-16 | 2021-12-03 | 国网安徽省电力有限公司枞阳县供电公司 | Device for preventing circuit from bouncing in circuit unfolding |
| CN113775631A (en) * | 2021-09-10 | 2021-12-10 | 成都聚合智创科技有限公司 | Hook and device with lifting function |
| CN115133458A (en) * | 2022-07-20 | 2022-09-30 | 中国南方电网有限责任公司超高压输电公司南宁局 | Transfer device and loading and unloading method thereof |
| CN115133458B (en) * | 2022-07-20 | 2024-05-24 | 中国南方电网有限责任公司超高压输电公司南宁局 | Transmission device and loading and unloading method thereof |
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