CN216146023U - Protector is used in operation on wire pole - Google Patents
Protector is used in operation on wire pole Download PDFInfo
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- CN216146023U CN216146023U CN202121862548.9U CN202121862548U CN216146023U CN 216146023 U CN216146023 U CN 216146023U CN 202121862548 U CN202121862548 U CN 202121862548U CN 216146023 U CN216146023 U CN 216146023U
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- 230000001012 protector Effects 0.000 title claims description 11
- 230000001681 protective effect Effects 0.000 claims abstract description 23
- 230000007246 mechanism Effects 0.000 claims description 13
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- 238000009826 distribution Methods 0.000 claims description 3
- 230000009194 climbing Effects 0.000 claims 2
- 101100334009 Caenorhabditis elegans rib-2 gene Proteins 0.000 description 35
- 239000011248 coating agent Substances 0.000 description 7
- 238000000576 coating method Methods 0.000 description 7
- 239000012212 insulator Substances 0.000 description 5
- 238000003466 welding Methods 0.000 description 5
- 238000005267 amalgamation Methods 0.000 description 4
- 238000009413 insulation Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000004033 plastic Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
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- 241000251468 Actinopterygii Species 0.000 description 1
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- 230000006872 improvement Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
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Abstract
The utility model discloses a protective device for operation on a telegraph pole, which relates to the technical field of protective devices for power grid operation and comprises an insulating hoop, insulating umbrella ribs and insulating stoppers, wherein the insulating hoop comprises at least two insulating arc-shaped plates which are spliced into a ring shape, every two adjacent insulating arc-shaped plates are connected through a fastener, the insulating umbrella ribs are arranged on all the insulating arc-shaped plates, the insulating umbrella ribs on all the insulating arc-shaped plates are radially distributed by taking the insulating hoop as the center, and one ends of every two adjacent insulating umbrella ribs, which are far away from the insulating arc-shaped plates, are connected through the insulating stoppers. The utility model can improve the safety of the operator for operating on the telegraph pole without power outage.
Description
Technical Field
The utility model relates to the technical field of protective devices for power grid operation, in particular to a protective device for operation on a telegraph pole.
Background
Utility poles function in power lines to support overhead conductors and equipment on the pole. With social development, enterprises and residents have higher and higher requirements on safe and reliable electricity utilization. In order to improve the power supply service level and reduce the power failure perception of customers, the on-pole operation gradually becomes a normal state in a non-power-off state. The in-process that the operation personnel did not cut off the power supply on the wire pole, the condition that the accident droops can appear in the electrified cable that is located the operation personnel top, and the electrified cable that droops down very easily falls on one's body of operation personnel, causes the personal injury of electric shock, threatens operation personnel personal safety. This has put forward higher requirement to operation on-the-spot safety control and pole operating personnel safety protection.
Therefore, how to improve the safety of the operator performing the uninterrupted operation on the utility pole is a technical problem to be solved urgently by the technical personnel in the field.
SUMMERY OF THE UTILITY MODEL
The utility model provides a protective device for working on a telegraph pole, aiming at overcoming the defects in the prior art, and the protective device can improve the safety of working personnel on the telegraph pole without power outage.
In order to achieve the purpose, the utility model adopts the technical scheme that:
the utility model provides a protector is used in operation on wire pole, includes insulating staple bolt, insulating rib, insulating fender spare, insulating staple bolt is including being used for the concatenation to be annular two at least insulating arc, and two adjacent insulating arc pass through the fastener and connect, all is equipped with insulating rib on all insulating arc, and insulating rib on all insulating arcs all uses insulating staple bolt to be radial distribution as the center, and two adjacent insulating rib keep away from the one end of insulating arc and keep away from through insulating fender spare and connect.
Furthermore, the number of the insulation arc-shaped plates is two.
Further, the insulating stopper is an insulating rod.
Further, the insulating stopper is an insulating rope.
The device comprises an insulating arc plate, a plurality of insulating ribs, a plurality of connecting rods, a plurality of support plates and a plurality of adjusting screws, wherein the insulating arc plate is provided with a sliding hole, the upper end and the lower end of the sliding hole are communicated with the outside atmosphere, the outer side wall of the insulating arc plate is provided with a position avoiding hole communicated with the sliding hole, the rack is matched with the sliding hole, each insulating rib is hinged to the insulating arc plate, one end, close to the insulating arc plate, of each insulating rib is provided with a gear, the gears are matched with the position avoiding holes and matched with the racks, the lower ends of all the racks on each insulating arc plate are connected with the connecting rods, the support plates are connected with the insulating arc plates, the upper ends of the adjusting screws are rotatably connected with the support plates, and the middle parts of the adjusting screws are matched with adjusting screw holes arranged on the connecting rods.
Furthermore, a soft sleeve is arranged at the lower end of the adjusting screw rod.
Furthermore, the soft sleeve is a rubber sleeve.
Furthermore, the supporting plate is provided with a rotating hole, the upper end of the adjusting screw is matched with the rotating hole, the upper end of the adjusting screw is provided with two limiting nuts, and the supporting plate is clamped between the two limiting nuts.
The utility model has the following beneficial effects:
1. when the protective device for working on the telegraph pole is used on the telegraph pole, the insulating umbrella ribs and the insulating stoppers can be used for supporting a safe working space above an operator, and when a live cable above the operator falls down accidentally, the insulating stoppers can prevent the falling live cable from falling on the body of the operator, so that the danger that the operator who does not work on the telegraph pole is subjected to electric shock is avoided, and the safety of the operator who does not work on the telegraph pole is improved.
2. According to the utility model, two insulating arc-shaped plates for splicing the annular insulating hoops are arranged, so that compared with the arrangement of three or more insulating arc-shaped plates, the frequency of fixing two adjacent insulating arc-shaped plates together can be reduced, thereby being beneficial to improving the installation efficiency of the electric pole.
3. The insulating stopper is made of the insulating rod or the insulating rope, so that the insulating stopper can be selected more flexibly, and the use flexibility of the utility model is improved.
4. According to the utility model, the retraction mechanism is arranged on the basis of adopting the insulating rope as the insulating stopper, so that the insulating umbrella ribs can be retracted (namely, the insulating umbrella ribs are attached to the telegraph pole) by using the retraction mechanism when the umbrella is not needed, and the occupied space of the umbrella is saved. Moreover, when the retraction mechanism is used for retracting the insulating umbrella ribs, the operation is simple and convenient, and only an operator needs to screw the adjusting screw in the retraction mechanism, so that the operation efficiency is improved.
5. According to the utility model, the soft sleeve is arranged at the lower end of the adjusting screw, so that when an operator rotates the adjusting screw, the operator can be prevented from being scratched by the thread on the adjusting screw, the operator can contact the soft sleeve with softer texture, the operator can feel more comfortable when rotating the adjusting screw, and the operation comfort level of the utility model is improved.
6. According to the utility model, the rubber sleeve is used as the soft sleeve, so that materials can be conveniently obtained, the soft sleeve is convenient to replace, and the maintenance efficiency of the utility model is improved.
7. According to the utility model, the two limiting nuts used for clamping the support plate are arranged at the upper end of the adjusting screw rod, so that the upper end of the adjusting screw rod can be prevented from being separated from the support plate only by screwing the two limiting nuts on the adjusting screw rod, and the adjusting screw rod can be drawn out downwards from the support plate only by screwing down the limiting nut positioned above the support plate, so that the separation of the adjusting screw rod and the support plate is realized, the operation is simple and convenient, and the assembly and disassembly efficiency is favorably improved.
Drawings
Fig. 1 is a schematic structural view of an insulating hoop in embodiment 1;
fig. 2 is a schematic structural view of a protective device for working on a utility pole according to example 1;
figure 3 is a schematic view of the protective device for working on a utility pole of example 1;
figure 4 is a schematic view of the protective device for working on a utility pole of example 2;
figure 5 is a schematic view of the protective device for working on utility poles of example 3;
figure 6 is a schematic view of the protective device for working on utility poles of example 4;
figure 7 is a first partial schematic view of a protective device for working on a utility pole according to example 5;
fig. 8 is a partial schematic structural view of a guard for working on a utility pole according to example 5.
Description of reference numerals:
1-an insulating hoop, 11-an insulating arc plate, 111-an ear plate, 112-a sliding hole, 113-a position avoiding hole, 12-a fastener, 121-a fixing bolt, 122-a fixing nut,
2-an insulating umbrella frame is arranged on the umbrella frame,
3-an insulating barrier, the barrier being,
4-retraction mechanism, 41-rack, 42-gear, 43-connecting rod, 431-adjusting screw hole, 44-support plate, 45-adjusting screw rod, 451-limiting nut, 452-soft sleeve,
5-telegraph pole.
Detailed Description
For a better understanding of the present invention, reference is made to the following further description taken in conjunction with the accompanying drawings. It is noted that in the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example 1
As shown in fig. 1-2, a protective device for working on a telegraph pole comprises an insulating hoop 1, an insulating umbrella rib 2 and an insulating stopper 3.
The insulating hoop 1 comprises at least two insulating arc plates 11 which are used for being spliced into a ring shape, in the embodiment, the number of the insulating arc plates 11 is three, and the three insulating arc plates 11 can be spliced into a ring shape. The insulating arc plate 11 is a plastic plate, or the insulating arc plate 11 is a metal plate coated with an insulating coating on the surface.
Two adjacent insulating arcs 11 are connected by fasteners 12. Specifically, the method comprises the following steps: all welded on two adjacent insulating arc 11 has otic placode 111, otic placode 111 adopts the plastic slab, or, otic placode 111 adopts the metal sheet that the surface coating has insulating coating, be equipped with the jack (not shown in the figure) on otic placode 111, fastener 12 includes fixing bolt 121 and fixation nut 122, fixing bolt 121 is on passing otic placode 111 on two adjacent insulating arc 11 the back, it has screwed up fixation nut 122 on fixing bolt 121, make otic placode 111 on two adjacent insulating arc 11 clamp between fixing bolt 121's head and fixation nut 122, thereby install two adjacent insulating arc 11 together.
Since there are three insulation arcs 11 in this embodiment, after all two adjacent insulation arcs 11 have been mounted together using the fasteners 12, an annular insulation hoop 1 is obtained.
All be fixed with insulating rib 2 on all insulating arc 11, insulating rib 2 on all insulating arc 11 all uses insulating staple bolt 1 to be radial distribution as the center, and insulating rib 2 adopts the plastic pole, and perhaps, insulating rib 2 adopts the surface coating to have insulating coating's metal pole, and insulating rib 2 adopts welded mode or uses the fix with screw on insulating arc 11.
Two adjacent insulating rib 2 keep away from the one end of insulating arc 11 and keep off 3 connections through insulating, and insulating fender 3 adopts the insulator spindle, and the insulator spindle adopts the plastic rod, and perhaps, the insulator spindle adopts the metal pole that the surface coating has insulating coating, and the both ends of insulator spindle all with insulating rib 2 welded fastening, perhaps, the both ends of insulator spindle all pass through the fix with screw on insulating rib 2.
As shown in fig. 3, when it is necessary to attach the guard for working on a utility pole of the present embodiment to the utility pole 5, the following operations are performed: (1) the operator fastens all the insulating arcs 11 of the insulating hoop 1 for joining into a ring shape to the utility pole 5, and fits two adjacent insulating arcs 11 together using the fasteners 12, thereby tightly hooping the insulating hoop 1 to the utility pole 5. (2) The worker fixes the rib 2 to the arc plate 11 using a welding gun or a screw. (3) Between two adjacent insulating umbrella ribs 2, an operator fixes the ends of the two adjacent insulating umbrella ribs 2 away from the insulating arc plate 11 by using a welding gun or screws to fix the insulating stoppers 3. The state shown in fig. 3 is obtained.
After the protective device for working on the telegraph pole is installed on the telegraph pole 5, when a worker works on the telegraph pole 5 again, the protective device for working on the telegraph pole provided by the embodiment is used on the telegraph pole 5, so that a safe working space (the safe working space refers to the space below the insulating umbrella ribs 2 and the insulating stoppers 3) can be opened above the worker by using the insulating umbrella ribs 2 and the insulating stoppers 3, when a live cable above the worker accidentally falls, the insulating stoppers 3 can prevent the falling live cable from throwing onto the body of the worker, and therefore the risk that the worker who does not work on the telegraph pole 5 gets an electric shock is avoided, and the safety of the worker who does not work on the telegraph pole 5 is improved.
Example 2
This example 2 is the same as example 1 except that: the insulating stopper 3 in embodiment 1 is an insulating rod, and as shown in fig. 4, in embodiment 2, an insulating string is used as the insulating stopper 3 instead of the insulating rod.
Between two adjacent insulating rib 2, keep away from the one end of insulating arc 11 with the one end ligature of insulating rope at an insulating rib 2, keep away from the one end of insulating arc 11 with the other end ligature of insulating rope at another insulating rib 2 again.
When it is necessary to attach the guard for work on a utility pole of the present embodiment to the utility pole 5, the following operations are performed: (1) the worker fastens all the insulating arcs 11 of the insulating hoop 1 for annularly splicing to the utility pole 5, and connects two adjacent insulating arcs 11 together using the fasteners 12, thereby tightly hooping the hoop 1 to the utility pole 5. (2) The worker fixes the rib 2 to the arc plate 11 using a welding gun or a screw. (3) Between two adjacent insulating rib 2, the operation personnel with the one end ligature of insulating rope in the one end that insulating arc 11 was kept away from to insulating rib 2, again with the other end ligature of insulating rope in the one end that insulating arc 11 was kept away from to another insulating rib 2. The state shown in fig. 4 is obtained.
After the protective device for working on the telegraph pole is installed on the telegraph pole 5, when a worker works on the telegraph pole 5 again, the protective device for working on the telegraph pole provided by the embodiment is used on the telegraph pole 5, so that a safe working space (the safe working space refers to the space below the insulating umbrella ribs 2 and the insulating stoppers 3) can be opened above the worker by using the insulating umbrella ribs 2 and the insulating stoppers 3, when a live cable above the worker accidentally falls, the insulating stoppers 3 can prevent the falling live cable from falling on the body of the worker, the risk that the worker working on the telegraph pole 5 gets an electric shock is avoided, and the safety of the worker on the telegraph pole 5 for working without power failure is improved.
Example 3
This example 3 is substantially the same as example 1 except that: in embodiment 1, the insulating hoop 1 formed by splicing three insulating arc-shaped plates 11 into a ring shape is used, and in embodiment 3, as shown in fig. 5, the insulating hoop 1 formed by splicing two insulating arc-shaped plates 11 into a ring shape is used.
Use three insulating arc 11 to come the amalgamation to compare for annular insulating staple bolt 1 in embodiment 1, this embodiment 3 can reduce the number of times of fixing two adjacent insulating arc 11 together through letting the insulating arc 11 that is used for the amalgamation to annular insulating staple bolt 1 set up two to be favorable to improving the dismouting efficiency of protector and wire pole 5 for the operation on the wire pole of this embodiment.
Example 4
This embodiment 4 is substantially the same as embodiment 2, except that in embodiment 2, three insulating arc plates 11 are used to splice the annular insulating hoop 1, and in embodiment 4, as shown in fig. 6, two insulating arc plates 11 are used to splice the annular insulating hoop 1.
Use three insulating arc 11 to come the amalgamation to compare for annular insulating staple bolt 1 in embodiment 2, this embodiment 4 can reduce the number of times of fixing two adjacent insulating arc 11 together through letting the insulating arc 11 that is used for the amalgamation to annular insulating staple bolt 1 set up two to be favorable to improving the dismouting efficiency of protector and wire pole 5 for the operation on the wire pole of this embodiment.
Example 5
In this embodiment 5, a further improvement is made on the basis of embodiment 4: in embodiment 4, the insulating rib 2 is fixed to the insulating arc plate 11 by welding or by screws, but this is not the case in embodiment 5, and as shown in fig. 7 and 8, the protective device for working on a utility pole of embodiment 5 further includes a retraction mechanism 4.
The retracting mechanism 4 includes a rack 41, a gear 42, a link 43, a fulcrum 44, and an adjusting screw 45.
The insulating arc plate 11 is provided with a sliding hole 112 and a position-avoiding hole 113 which are communicated, the sliding hole 112 is arranged on the end surface of the insulating arc plate 11, the upper end and the lower end of the sliding hole 112 are communicated with the outside atmosphere, and the position-avoiding hole 113 is arranged on the outer side wall of the insulating arc plate 11.
The rack 41 can slide up and down in the slide hole 112.
Insulating rib 2 is articulated with insulating arc 11, and insulating rib 2 is close to the one end welding of insulating arc 11 and has gear 42, and the part that rack 41 is gone out from avoiding position hole 113 and is exposed can mesh with gear 42.
The lower ends of all the racks 41 on each insulating arc 11 are welded and fixed with the connecting rod 43.
The support plate 44 is welded and fixed to the insulating arc plate 11.
The upper end of the adjusting screw 45 is rotatably connected with the support plate 44, specifically, the support plate 44 is provided with a rotating hole (not shown in the figure), the upper end of the adjusting screw 45 can rotate in the rotating hole, the upper end of the adjusting screw 45 is provided with two limit nuts 451, and the support plate 44 is clamped between the two limit nuts 451.
The middle portion of the adjusting screw 45 is threadedly engaged with an adjusting screw hole 431 provided in the link 43.
In the pole upper work protector according to embodiment 4, since the insulating rib 2 and the insulating arc plate 11 are fixed to each other, the insulating rib 2 cannot be stored, and the insulating rib 2 interferes with a worker who needs to work on the pole 5 above the insulating rib 2.
In embodiment 5, in order to avoid interference of insulating rib 2 with the worker, the following operations are performed: an operator simultaneously screws the two adjusting screws 45, so that the connecting rod 43 provided with the adjusting screw hole 431 matched with the adjusting screws 45 moves upwards, the rack 41 welded and fixed with the connecting rod 43 moves upwards under the pushing of the connecting rod 43, the rack 41 moves upwards in the sliding hole 112 of the insulating arc-shaped plate 11, along with the upward movement of the rack 41, the gear 42 meshed with the rack 41 rotates, the lower end of the insulating umbrella rib 2 is gradually attached to the telegraph pole 5, the insulating umbrella rib 2 is folded, and after the insulating umbrella rib 2 is folded, the screwing of the adjusting screws 45 is stopped. At this time, since the rib 2 is retracted, the rib 2 does not come to rest above the worker, so that the worker can work on the utility pole 5 above the rib 2, and the rib 2 does not hinder the worker.
In the process of retracting the insulating umbrella ribs 2, because the insulating ropes are used as the insulating stoppers 3 between the two adjacent insulating umbrella ribs 2, the insulating ropes are flexible, and the phenomenon that the insulating ropes obstruct the action of the insulating umbrella ribs 2 can be avoided.
When it is necessary to support rib 2, the following operations are required: the operator simultaneously screws the two adjusting screws 45 to move the connecting rod 43 downward, the rack 41 moves downward along with the connecting rod 43, the rack 41 moves downward in the sliding hole 112 of the insulating arc plate 11, and the gear 42 meshed with the rack 41 rotates along with the downward movement of the rack 41, so that the lower end of the insulating umbrella rib 2 is gradually far away from the telegraph pole 5, and the insulating umbrella rib 2 is gradually spread.
Through the process, the retraction mechanism 4 is arranged on the basis that the insulating rope is used as the insulating stopper 3, so that the insulating umbrella ribs 2 can be retracted by the retraction mechanism 4 (namely, the insulating umbrella ribs 2 are attached to the telegraph pole 5) when the protective device for operation on the telegraph pole of the embodiment is not needed, and the occupied space of the protective device for operation on the telegraph pole of the embodiment is saved. Moreover, when the retraction mechanism 4 of the protective device for working on a telegraph pole of the embodiment is used for retracting the insulating umbrella ribs 2, the operation is simple and convenient, and only the operator needs to screw the adjusting screw 45 in the retraction mechanism 4, which is beneficial to improving the operation efficiency.
Further, a soft sleeve 452 is sleeved on the lower end of the adjusting screw 45. The soft sleeve 452 is a rubber sleeve. Through setting up soft cover 452 at adjusting screw 45's lower extreme, can let the operation personnel avoid being twisted the screw thread fish tail on adjusting screw 45 when revolving adjusting screw 45, let the operation personnel contact the softer soft cover 452 of texture, let the operation personnel feel more comfortable when revolving adjusting screw 45, improved the operating comfort level of protector for the operation on the wire pole of this embodiment. Moreover, through adopting the rubber sleeve as soft cover 452, can conveniently draw materials, conveniently change soft cover 452, be favorable to improving this embodiment is protector for operation on wire pole's change maintenance efficiency.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the utility model. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (8)
1. The utility model provides a protector is used in operation on wire pole, a serial communication port, including insulating staple bolt, insulating rib, insulating fender spare, insulating staple bolt is including being used for the concatenation to be annular two at least insulating arcs, and two adjacent insulating arcs pass through the fastener and connect, all is equipped with insulating rib on all insulating arcs, and insulating rib on all insulating arcs all uses insulating staple bolt to be radial distribution as the center, and two adjacent insulating rib are keeping away from the one end of insulating arc and are keeping away from through insulating fender spare and connect.
2. The utility pole working guard of claim 1, wherein there are two of the insulating arcs.
3. The utility pole overhead guard of claim 1 or 2, wherein the insulating barrier is an insulating rod.
4. A utility pole working guard according to claim 1 or 2, wherein the insulating barrier is an insulating rope.
5. The protective device for the operation on the telegraph pole as claimed in claim 4, further comprising a retracting mechanism, wherein the retracting mechanism comprises racks, gears, connecting rods, supporting plates and adjusting screws, sliding holes are formed in the end faces of the insulating arc-shaped plates, a position avoiding hole for communicating with the sliding holes is formed in the outer side walls of the insulating arc-shaped plates, the racks are matched with the sliding holes, insulating ribs are hinged to the insulating arc-shaped plates, gears are arranged at one ends, close to the insulating arc-shaped plates, of the insulating ribs, the gears are matched with the position avoiding holes, the gears are matched with the racks, the lower ends of all the racks on each insulating arc-shaped plate are connected with the connecting rods, the supporting plates are connected with the insulating arc-shaped plates, the upper ends of the adjusting screws are rotatably connected with the supporting plates, and the middle portions of the adjusting screws are matched with adjusting screw holes formed in the connecting rods.
6. The utility pole climbing protector of claim 5, wherein the adjusting screw is provided with a soft sleeve at its lower end.
7. The utility pole climbing protector of claim 6, wherein the flexible sleeve is a rubber sleeve.
8. The utility pole of claim 5, wherein the support plate is provided with a rotation hole, the upper end of the adjusting screw is engaged with the rotation hole, the upper end of the adjusting screw is provided with two stop nuts, and the support plate is clamped between the two stop nuts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121862548.9U CN216146023U (en) | 2021-08-10 | 2021-08-10 | Protector is used in operation on wire pole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121862548.9U CN216146023U (en) | 2021-08-10 | 2021-08-10 | Protector is used in operation on wire pole |
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| Publication Number | Publication Date |
|---|---|
| CN216146023U true CN216146023U (en) | 2022-03-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121862548.9U Active CN216146023U (en) | 2021-08-10 | 2021-08-10 | Protector is used in operation on wire pole |
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| Country | Link |
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| CN (1) | CN216146023U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114759487A (en) * | 2022-04-19 | 2022-07-15 | 邹平市供电有限公司 | Insulating umbrella that shields for pole |
-
2021
- 2021-08-10 CN CN202121862548.9U patent/CN216146023U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114759487A (en) * | 2022-04-19 | 2022-07-15 | 邹平市供电有限公司 | Insulating umbrella that shields for pole |
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