CN204885990U - Transmission line yoke plate hoisting device - Google Patents
Transmission line yoke plate hoisting device Download PDFInfo
- Publication number
- CN204885990U CN204885990U CN201520451491.1U CN201520451491U CN204885990U CN 204885990 U CN204885990 U CN 204885990U CN 201520451491 U CN201520451491 U CN 201520451491U CN 204885990 U CN204885990 U CN 204885990U
- Authority
- CN
- China
- Prior art keywords
- plate
- transmission line
- isosceles
- yoke plate
- lifting device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 18
- 239000012212 insulator Substances 0.000 claims abstract description 28
- 230000008878 coupling Effects 0.000 claims description 13
- 238000010168 coupling process Methods 0.000 claims description 13
- 238000005859 coupling reaction Methods 0.000 claims description 13
- 238000009413 insulation Methods 0.000 claims description 7
- 238000005192 partition Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- APTZNLHMIGJTEW-UHFFFAOYSA-N pyraflufen-ethyl Chemical compound C1=C(Cl)C(OCC(=O)OCC)=CC(C=2C(=C(OC(F)F)N(C)N=2)Cl)=C1F APTZNLHMIGJTEW-UHFFFAOYSA-N 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- Load-Engaging Elements For Cranes (AREA)
Abstract
The utility model provides a transmission line yoke plate hoisting device belongs to the electric power system overhead transmission line field, including fixed fixture (1), lead screw hoisting device (2), insulating pull -rod (3), isosceles plate body (4), U type layer board (5) and cross arm (9). Fixed fixture (1) sets up on cross arm (9), insulating pull -rod (3) set up on isosceles plate body (4), isosceles plate body (4) and U type layer board (5) fixed connection, U type layer board (5) sets up on V -arrangement insulator chain yoke plate (10). The utility model discloses can wholly lift by crane the promotion with yoke plate and transmission pressure, keep the yoke plate focus stable, reduce the electrified construction degree of difficulty of changing of V -arrangement insulator chain. The utility model relates to a rationally, simple structure can adapt to the V -arrangement insulator chain yoke plate installation requirements of different shapes, the nimble operation of constructor of being convenient for.
Description
Technical field
The utility model belongs to electric power system field of overhead power transmission lines, is specifically related to a kind of coupling plate for transmission line lifting device.
Background technology
V-arrangement insulator string is the device that current ultra-high-tension power transmission line aerial condutor is commonly used.Insulator string is in series by multi-disc dish-type insulator, in running, due to reasons such as thunderbolt, pollution flashover, deteriorations, need change insulator string at any time; Simultaneously according to varying environment change, require different to the creepage distance of insulator string, also need to change insulator string.For not affecting the normal operation of circuit, needing workmen to carry out live line working on ultra-high-tension power transmission line, directly contacting high-voltage conducting wires by workman or carrying out changing the operation of insulator string by insulating tool.Conventional replacing options uses line lifter to carry out V-arrangement insulator string charged for replacement at present, and in work progress, after side insulator string departs from bowl head, yoke plate can be downward-sloping because of getting loose of one-sided pulling force, considerably increases difficulty of construction.
Utility model content
The utility model provides a kind of coupling plate for transmission line lifting device, this device can hold up from bottom by V-arrangement insulator string yoke plate entirety, realize the Integral lifting of yoke plate and wire, prevent yoke plate to both sides and the laterally inclined center of gravity deflection caused, solve the yoke plate tilt problem in charged for replacement V-arrangement insulator string work progress.
The utility model is realized by following scheme:
A kind of coupling plate for transmission line lifting device, comprises holding clamp, screw rod lifting device, insulation pull-rod, isosceles plate body, U-shaped supporting plate and cross-arm; Described holding clamp is arranged on cross-arm; Described insulation pull-rod is arranged on isosceles plate body, and described isosceles plate body is fixedly connected with U-shaped supporting plate; Described U-shaped supporting plate is arranged on V-arrangement insulator string yoke plate.
Preferably, described holding clamp is anchored on cross-arm by fixed groove.
Preferably, described U-shaped supporting plate is fixed by clamp nut and V-arrangement insulator string yoke plate.
Preferably, described isosceles plate body is provided with the first screwed hole group, and insulated tension pole is fixedly connected with by screwed hole group with isosceles plate body.
Preferably, described isosceles plate body is provided with the first sets of vias.
Preferably, described U-shaped supporting plate wooden partition top is provided with the second sets of vias, and bottom is provided with the second screwed hole group.
Preferably, described U-shaped supporting plate quantity is two.
The beneficial effects of the utility model are as follows:
When overhauling or change V-arrangement insulator string, by screw rod lifting device described in the utility model, yoke plate and wire integral lifting are promoted, after preventing one-sided insulator string from getting loose, yoke plate and wire are because of the one-sided stressed and difficulty of construction offseting and cause that drops, improve the convenience of operation, increase work efficiency and construction safety guarantee.The utility model is reasonable in design, and structure is simple, by the coupling of fixing hole group in use procedure, can adapt to difform V-arrangement insulator string yoke plate installation requirements, constructability personnel flexible operating.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is holding clamp structural representation of the present utility model;
Fig. 3 is isosceles plate body structure schematic diagram of the present utility model;
Fig. 4 is U-shaped supporting plate front view of the present utility model;
Fig. 5 is U-shaped supporting plate right view of the present utility model.
Embodiment
As shown in Figure 1, this device comprises holding clamp 1, screw rod lifting device 2, insulation pull-rod 3, isosceles plate body 4, U-shaped supporting plate 5.
Described U-shaped supporting plate 5 quantity is 2.
Holding clamp 1 is anchored on cross-arm 9.Isosceles plate body 4 is connected by nut 6 and insulation pull-rod 3, and is connected by bolt group 7 and U-shaped supporting plate 5.U-shaped supporting plate 5 is fixed by clamp nut 8 and V-arrangement insulator string yoke plate 10.
As shown in Figure 2, holding clamp 1 is provided with cross-arm fixed groove 101, lifting device fixing hole 102.
As shown in Figure 3, isosceles plate body 4 drift angle place is provided with screwed hole group 401, and equilateral base angle is symmetrically arranged with sets of vias 402.
As shown in Figure 4 and Figure 5, U-shaped supporting plate 5 liang of wooden partition tops are symmetrically arranged with sets of vias 501, and bottom is symmetrically arranged with screwed hole group 502.
In the process changing V-arrangement insulator string, holding clamp 1 is first installed on the angle steel of cross-arm 9 by fixed groove 101 by operating personnel, and installs screw rod lifting device 2 at lifting device fixing hole 102 place; Insulated tension pole 3 and isosceles plate body 4 are connected by screwed hole group 401; By U-shaped supporting plate 5 by lower from be installed with V-arrangement insulator string yoke plate 10, according to the difference of the size of yoke plate, shape and thickness, select the different fixing holes of screwed hole group 502, be fixed by clamp nut 8.U-shaped supporting plate 5 can be exerted pressure in yoke plate both sides with being fixed of V-arrangement insulator string yoke plate 10 simultaneously, also can one-sidedly exert pressure.The top of U-shaped supporting plate 5 and isosceles plate body 4 are connected by bolt group 7.According to the difference of yoke plate shape, the coupling by sets of vias 402 and sets of vias 501 determines optimum fixation position.Insulation pull-rod 3 is connected with screw rod lifting device 2.After connecting above device, workmen lifts by crane screw rod lifting device 2, is lifted by crane by V-arrangement insulator string yoke plate 10, and insulator string lower end hanging point is relaxed, and implements the replacing operation of insulator string.
Above embodiment is only in order to illustrate the technical solution of the utility model and unrestricted, other amendments that those of ordinary skill in the art make the technical solution of the utility model or equivalently to replace, only otherwise depart from the spirit and scope of technical solutions of the utility model, all should be encompassed in the middle of right of the present utility model.
Claims (7)
1. a coupling plate for transmission line lifting device, it is characterized in that: comprise holding clamp (1), screw rod lifting device (2), insulation pull-rod (3), isosceles plate body (4), U-shaped supporting plate (5) and cross-arm (9); Described holding clamp (1) is arranged on cross-arm (9); Described insulation pull-rod (3) is arranged on isosceles plate body (4), and described isosceles plate body (4) is fixedly connected with U-shaped supporting plate (5); Described U-shaped supporting plate (5) is arranged on V-arrangement insulator string yoke plate (10).
2. a kind of coupling plate for transmission line lifting device as claimed in claim 1, is characterized in that: described holding clamp (1) is anchored on cross-arm (9) by fixed groove (101).
3. a kind of coupling plate for transmission line lifting device as claimed in claim 1, is characterized in that: described U-shaped supporting plate (5) is fixed by clamp nut (8) and V-arrangement insulator string yoke plate (10).
4. a kind of coupling plate for transmission line lifting device as claimed in claim 1, it is characterized in that: described isosceles plate body (4) is provided with the first screwed hole group (401), and insulated tension pole (3) is fixedly connected with by screwed hole group with isosceles plate body (4).
5. a kind of coupling plate for transmission line lifting device as described in claim 1 or 4, is characterized in that: described isosceles plate body (4) is provided with the first sets of vias (402).
6. a kind of coupling plate for transmission line lifting device as claimed in claim 1, is characterized in that: described U-shaped supporting plate wooden partition top is provided with the second sets of vias (501), and bottom is provided with the second screwed hole group (502).
7. a kind of coupling plate for transmission line lifting device as claimed in claim 1, is characterized in that: described U-shaped supporting plate (5) quantity is two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520451491.1U CN204885990U (en) | 2015-06-29 | 2015-06-29 | Transmission line yoke plate hoisting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520451491.1U CN204885990U (en) | 2015-06-29 | 2015-06-29 | Transmission line yoke plate hoisting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204885990U true CN204885990U (en) | 2015-12-16 |
Family
ID=54830322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520451491.1U Expired - Fee Related CN204885990U (en) | 2015-06-29 | 2015-06-29 | Transmission line yoke plate hoisting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204885990U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105552775A (en) * | 2015-12-28 | 2016-05-04 | 中国电力科学研究院 | Method for replacing V-shaped part of Y-type insulator of power transmission line tower |
| CN107069532A (en) * | 2016-12-23 | 2017-08-18 | 国网浙江省电力公司台州供电公司 | Charged for replacement pendency twin insulator strings limiter |
| CN108390311A (en) * | 2018-03-15 | 2018-08-10 | 广东省输变电工程有限公司 | A kind of V-type insulator chain charged for replacement method of electric power line pole tower |
| CN112202106A (en) * | 2020-10-31 | 2021-01-08 | 国网河南省电力公司平顶山供电公司 | Tool and operation method for replacing double-bundle conductor strain insulator string at earth potential |
| CN115102118A (en) * | 2022-05-30 | 2022-09-23 | 华能通辽风力发电有限公司 | Lead wire fixing and clamping structure in T-shaped power transmission tower |
-
2015
- 2015-06-29 CN CN201520451491.1U patent/CN204885990U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105552775A (en) * | 2015-12-28 | 2016-05-04 | 中国电力科学研究院 | Method for replacing V-shaped part of Y-type insulator of power transmission line tower |
| CN107069532A (en) * | 2016-12-23 | 2017-08-18 | 国网浙江省电力公司台州供电公司 | Charged for replacement pendency twin insulator strings limiter |
| CN108390311A (en) * | 2018-03-15 | 2018-08-10 | 广东省输变电工程有限公司 | A kind of V-type insulator chain charged for replacement method of electric power line pole tower |
| CN112202106A (en) * | 2020-10-31 | 2021-01-08 | 国网河南省电力公司平顶山供电公司 | Tool and operation method for replacing double-bundle conductor strain insulator string at earth potential |
| CN115102118A (en) * | 2022-05-30 | 2022-09-23 | 华能通辽风力发电有限公司 | Lead wire fixing and clamping structure in T-shaped power transmission tower |
| CN115102118B (en) * | 2022-05-30 | 2023-07-28 | 华能通辽风力发电有限公司 | Lead wire fixing and clamping structure in T-shaped power transmission tower |
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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: 20151216 Termination date: 20160629 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |