CN209881229U - Wire lifter for replacing whole string in high-voltage transmission line - Google Patents
Wire lifter for replacing whole string in high-voltage transmission line Download PDFInfo
- Publication number
- CN209881229U CN209881229U CN201920365037.2U CN201920365037U CN209881229U CN 209881229 U CN209881229 U CN 209881229U CN 201920365037 U CN201920365037 U CN 201920365037U CN 209881229 U CN209881229 U CN 209881229U
- Authority
- CN
- China
- Prior art keywords
- wire
- type
- connector
- chain
- hooks
- 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.)
- Active
Links
- 230000005540 biological transmission Effects 0.000 title claims abstract description 18
- 239000012212 insulator Substances 0.000 claims abstract description 37
- 230000008859 change Effects 0.000 claims abstract description 8
- 239000004020 conductor Substances 0.000 claims description 12
- 240000009087 Crescentia cujete Species 0.000 claims description 2
- 235000005983 Crescentia cujete Nutrition 0.000 claims description 2
- 235000009797 Lagenaria vulgaris Nutrition 0.000 claims description 2
- 239000000725 suspension Substances 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 12
- 230000008569 process Effects 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
Landscapes
- Electric Cable Installation (AREA)
Abstract
The utility model discloses a change whole wire of cluster and carry line ware among high tension transmission line, the wire is carried the line ware and is included that mutually independent and two that the structure is the same go up the wire hook, two lower wire hooks be connected with U type connector respectively, be provided with the U type groove that can supply the wire to pass on the U type connector, two go up the wire hook and catch on two of insulator chain respectively and go up the wire, and simultaneously, two go up the wire hook and connect a chain block respectively, two lower wire hooks catch on two lower wires of insulator chain respectively, and simultaneously, two go up the wire and pass the U type groove of the U type connector of homonymy separately, a chain block is connected respectively to two U type connectors, four chain block reconnect respectively on the insulator chain pylon. The tool is suitable for wires with different diameters, has strong universality and high reliability, and can meet the requirements of replacing large-section wires, large-distance and large-height-difference suspension whole strings of insulators of all overhead transmission lines.
Description
Technical Field
The utility model relates to an insulator gold utensil change instrument among high tension transmission line specifically is a wire ware is carried to wire that insulator more used.
Background
When the power transmission line is used for carrying out the operation of replacing the whole string in case of power failure, the wire hook is an indispensable tool. At present, the whole string is replaced domestically by adopting a combined mode of an integrated wire hook and a chain block, each wire hook can only use one chain block to lift the vertical load of the wire by using the method, and when the whole string of suspension insulators with large stress such as a large span and the like are replaced, the traditional maintenance tool and operation method cannot meet the requirements of power transmission line maintenance and emergency repair. At present, the whole string replacing tool of the super (special) high-voltage transmission line large-load insulator string needs to be researched to meet the requirement of safe production.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a change whole cluster of wire among high tension transmission line and carry line ware and application method thereof is applicable to the whole cluster of big load insulator chain and changes.
In order to achieve the above object, the present invention provides the following technical solutions:
the utility model provides a change whole conductor of cluster and carry line ware among high tension transmission line, includes that mutually independent and two that the structure is the same go up the wire hook, two lower wire hooks be connected with U type connector respectively, be provided with the U type groove that can supply the wire to pass on the U type connector, two go up the wire hook and catch on two last wires of insulator chain respectively, simultaneously, two go up the wire hook and connect a chain block respectively, two lower wire hooks catch on two lower wires of insulator chain respectively, simultaneously, two go up the wire and pass respectively the homonymy U type groove of U type connector, two U type connectors connect a chain block respectively, four chain blocks reconnect respectively on the insulator chain pylon.
U type connector including set up in its upper end be used for with the connecting portion that chain block connects, and set up the rectangular connector body in the groove of falling U type, connecting portion with connector body integrated into one piece, connector body lower extreme set up be used for with wire hook connection's screw down.
The upper end of the lower wire hook is provided with a protruding part, the thickness of the protruding part is equivalent to the width of the U-shaped groove, the protruding part can extend into the U-shaped groove from the bottom of the connector body, the protruding part is provided with a screw hole which is the same as the bolt hole in the lower end of the connector body, and the lower wire hook is detachably connected with the U-shaped connector through a bolt.
Meanwhile, an application method of the wire lifter for replacing the whole string of wires in the high-voltage transmission line is provided, which comprises the following steps:
the method comprises the following steps: respectively hanging the two U-shaped connectors on upper leads at two sides of the insulator string to enable the upper leads to be in the U-shaped grooves;
step two: respectively hooking the lower lead hooks on the lower leads on two sides of the insulator string, and respectively connecting the lower lead hooks with the corresponding U-shaped connector bolts;
step three: connecting the two U-shaped connectors to the insulator string tower through chain hoists respectively;
step four: respectively hooking the upper leads on two sides of the insulator string by the two upper lead hooks, connecting the upper leads with the chain block, and hanging the chain block on the insulator string tower;
step five: and simultaneously, the four chain hoists are tightened to lift the upper lead and the lower lead, so that the insulator string connected with the upper lead and the lower lead is loosened, and the insulator is replaced.
The utility model has the advantages that:
the utility model discloses change the wire of whole cluster among the high tension transmission line and carry the line ware and possess the performance that the partition combination was used, can form a complete set 4 chain block simultaneously and develop the operation, more traditional change instrument and method, operating efficiency and factor of safety have promoted one time. The tool is suitable for wires with different diameters, has strong universality and high reliability, and can meet the requirements of replacing large-section wires, large-blocking-distance and large-height-difference suspension whole strings of insulators of all overhead transmission lines. The U-shaped connector ensures that the wire is always kept balanced in the stress process, so that the wire can be prevented from deforming in the stress process of the wire, and the safety factor of operation is increased.
Drawings
Fig. 1 is the utility model discloses change the side view of whole cluster of wire hand-thread ware under the user state among the high tension transmission line.
Fig. 2 is a schematic view of the upper wire hook structure.
Fig. 3 is a schematic view of the combination of the lower wire hook and the U-shaped connector.
Reference numerals:
10-upper wire hook; 20-lower wire hook; 21-a projection; a 30-U-shaped connector; 31-a connecting portion; 32-a connector body; 40-chain calabash; 50-insulator string; 60-connecting the insulator string with a hardware fitting; 70-upper conductor; 80-lower wire; 90-insulator string tower.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1 to 3, a wire lifter for replacing a whole string in a high-voltage transmission line includes four wire hooks and two U-shaped connectors, which are independent from each other, wherein the two wire hooks are an upper wire hook 10, the two wire hooks are a lower wire hook 20, and the lower wire hook 20 is connected to the U-shaped connector 30.
The U-shaped connector 30 comprises a connecting portion 31 arranged at the upper end of the U-shaped connector and used for being connected with the chain block 40, and a long-strip-shaped connector body 32 provided with an inverted U-shaped groove, the connecting portion 31 and the connector body 32 are integrally formed, and a screw hole used for being connected with the lower wire hook 20 is formed at the lower end of the connector body 32.
The upper end of lower wire hook 20 is provided with bulge 21, the thickness of bulge 21 is equivalent with the width in U type groove, bulge 21 can stretch into U type inslot from the bottom of connector body 32, set up the screw the same with the bolt hole of connector body 32 lower extreme on the bulge 21, the screw that passes both with the screw after the screw of bulge 21 and the coincidence of the screw of connector body 32 lower extreme, and connect the fastening with the bolt, make lower wire hook 20 and U type connector 30 form the detachable ground and be connected.
The two upper wire hooks 10 are respectively connected with chain hoists 40, and the two chain hoists 40 are connected with an insulator chain tower 90
The two lower wire hooks 20 are respectively connected with a U-shaped connector 30, the two U-shaped connectors 30 are respectively connected with chain hoists 40, and the two chain hoists 40 are connected with an insulator string tower 90. Meanwhile, the upper lead 70 penetrates through the U-shaped groove of the U-shaped connector 30, and the upper lead 70 can move up and down in the U-shaped groove because the U-shaped groove is a long strip-shaped groove.
When the chain block 40 is tightened, the wire is lifted, so that the tension force between the insulator string 50 and the connecting hardware fitting 60 thereof and the wire disappears, and the insulator string 50 and the connecting hardware fitting 60 thereof can be conveniently replaced.
The U-shaped connector 30 is used for ensuring that the conducting wire is always kept balanced in the stress process, so that the conducting wire can be prevented from being deformed in the stress process of the conducting wire, and meanwhile, the safety factor of operation is increased.
The utility model discloses carry the line ware through setting up 4 wire hooks, consequently can use 4 chain block simultaneously, the perpendicular load of wire that promotes is 4 times in the past.
The utility model discloses wire lifter's application method as follows:
the method comprises the following steps: respectively hanging the two U-shaped connectors on upper leads at two sides of the insulator string, and enabling the upper leads to penetrate through the U-shaped grooves;
step two: respectively hooking the lower lead hooks on the lower leads on two sides of the insulator string, and respectively connecting the lower lead hooks with the corresponding U-shaped connector bolts;
step three: connecting the two U-shaped connectors to the insulator string tower through chain hoists respectively;
step four: respectively hooking the upper leads on two sides of the insulator string by the two upper lead hooks, connecting the upper leads with the chain block, and hanging the chain block on the insulator string tower;
step five: and simultaneously, the four chain hoists are tightened to lift the upper lead and the lower lead, so that the insulator string connected with the upper lead and the lower lead is loosened, and the insulator is replaced.
The above detailed description is specific to possible embodiments of the present invention, and the embodiments are not intended to limit the scope of the present invention, and all equivalent implementations or modifications that do not depart from the scope of the present invention should be included within the scope of the present invention.
Claims (3)
1. The utility model provides a change whole cluster of wire among high tension transmission line and carry line ware which characterized in that: including two upper conductor hooks, two lower conductor hooks that are independent each other and the structure is the same, two lower conductor hooks be connected with U type connector respectively, be provided with the U type groove that can supply the upper conductor to pass on the U type connector, two upper conductor hooks catch on two upper conductors of insulator chain respectively, simultaneously, two upper conductor hooks connect a calabash chain respectively, two lower conductor hooks catch on two lower conductors of insulator chain respectively, simultaneously, two upper conductors pass the homonymy separately U type groove of U type connector, two U type connectors connect a chain block respectively, four chain block reconnect respectively on insulator chain pylon.
2. The wire lifter for replacing the whole string of wires in the high-voltage transmission line according to claim 1, characterized in that: u type connector including set up in its upper end be used for with the connecting portion that chain block connects, and set up the rectangular connector body in the groove of falling U type, connecting portion with connector body integrated into one piece, connector body lower extreme set up be used for with wire hook connection's screw down.
3. The wire lifter for replacing the whole string of wires in the high-voltage transmission line according to claim 2, characterized in that: the upper end of the lower wire hook is provided with a protruding part, the thickness of the protruding part is equivalent to the width of the U-shaped groove, the protruding part can extend into the U-shaped groove from the bottom of the connector body, the protruding part is provided with a screw hole which is the same as the bolt hole in the lower end of the connector body, and the lower wire hook is detachably connected with the U-shaped connector through a bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920365037.2U CN209881229U (en) | 2019-03-21 | 2019-03-21 | Wire lifter for replacing whole string in high-voltage transmission line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920365037.2U CN209881229U (en) | 2019-03-21 | 2019-03-21 | Wire lifter for replacing whole string in high-voltage transmission line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209881229U true CN209881229U (en) | 2019-12-31 |
Family
ID=68956270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920365037.2U Active CN209881229U (en) | 2019-03-21 | 2019-03-21 | Wire lifter for replacing whole string in high-voltage transmission line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209881229U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110071455A (en) * | 2019-03-21 | 2019-07-30 | 中国南方电网有限责任公司超高压输电公司百色局 | Conductor lifter for replacing whole string in high-voltage transmission line and application method thereof |
| CN113629578A (en) * | 2021-09-02 | 2021-11-09 | 国网山东省电力公司烟台供电公司 | Wire lifter for replacing whole string in high-voltage transmission line |
-
2019
- 2019-03-21 CN CN201920365037.2U patent/CN209881229U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110071455A (en) * | 2019-03-21 | 2019-07-30 | 中国南方电网有限责任公司超高压输电公司百色局 | Conductor lifter for replacing whole string in high-voltage transmission line and application method thereof |
| CN110071455B (en) * | 2019-03-21 | 2024-09-24 | 中国南方电网有限责任公司超高压输电公司百色局 | Wire lifter for replacing whole string in high-voltage transmission line and application method thereof |
| CN113629578A (en) * | 2021-09-02 | 2021-11-09 | 国网山东省电力公司烟台供电公司 | Wire lifter for replacing whole string in high-voltage transmission line |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209881229U (en) | Wire lifter for replacing whole string in high-voltage transmission line | |
| CN205070303U (en) | 750kV circuit block of four strain insulator string tip fixture | |
| CN204885990U (en) | Transmission line yoke plate hoisting device | |
| CN101814707B (en) | Tool for live replacement of 220kV line 'V' string insulator and method | |
| CN103594976B (en) | Combination stringing instrument for line conductor stringing | |
| CN110071455B (en) | Wire lifter for replacing whole string in high-voltage transmission line and application method thereof | |
| CN205265149U (en) | Be applied to split conductor of transmission line operation and carry line ware | |
| CN202127196U (en) | Inserted pin type yoke plate clamp for replacing linear rod double-linkage double-hanging-point insulator chain | |
| CN201438617U (en) | Electric lifting tool for linear insulator string on ZM tower | |
| CN204361576U (en) | Transmission line has a power failure, the split type six-multiple conductor line lifter of live line working | |
| CN201584701U (en) | Tool for replacing 'V' string insulator of 220kV line in live state | |
| CN103579952B (en) | Bulb fixing-line device for overhead transmission line stringing | |
| CN210201444U (en) | Circuit breaking structure | |
| CN206091522U (en) | Existing single loop strain insulator iron tower cable draws lower beam | |
| CN106786154B (en) | Anti-falling tower connecting device for composite insulator strain insulator string | |
| CN205666545U (en) | Line ware is carried to two split conductors of detachable anti -induction electricity vertical arrangement | |
| CN208024779U (en) | A kind of sliceable high strength wire rope of machinery manufacturing industry | |
| CN207339070U (en) | Light tool for replacing insulator string | |
| CN207490436U (en) | The double models for hanging V-type composite insulator string replacing options of ± 500kV DC power transmission lines duplex | |
| CN201498948U (en) | Novel traction tool | |
| CN210200418U (en) | Triple tension string | |
| CN105633890B (en) | One kind pendency strain insulator-string attachment means | |
| CN204886008U (en) | Change large -tonnage wire insulator chain's traditional thread binding putting of carrying with electricity | |
| CN219778603U (en) | Cone-connection column insulator | |
| CN103594975B (en) | Coaster fixed plate for overhead transmission line stringing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: XINGHUA YONGSHENG POWER EQUIPMENT CO.,LTD. Assignor: CSG EHV TRANSMISSION COMPANY BOSE BUREAU Contract record no.: X2023980040412 Denomination of utility model: A wire lifting device for replacing the entire string in high-voltage transmission lines Granted publication date: 20191231 License type: Common License Record date: 20230825 |