CN209098084U - Power transmission lines overhauling and construction and installation ground wire lifting device - Google Patents
Power transmission lines overhauling and construction and installation ground wire lifting device Download PDFInfo
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- CN209098084U CN209098084U CN201821858307.5U CN201821858307U CN209098084U CN 209098084 U CN209098084 U CN 209098084U CN 201821858307 U CN201821858307 U CN 201821858307U CN 209098084 U CN209098084 U CN 209098084U
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- lifting device
- power transmission
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- transmission lines
- ground wire
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Abstract
The utility model discloses a kind of power transmission lines overhauling and construction and installation ground wire lifting devices, including lifter ontology, can opposite lifter ontology lifting lift lever, connect the hoist hook of lift lever bottom, the bottom of the lifter ontology is connected with cushion block, the head of the lifter ontology is connected with hanging beam, the hanging beam connects tightening bolt, the tightening bolt is connected with tightening nut, the cushion block is supported in aerial earth wire steel tower cross-arm, the angle steel of the tightening bolt and steel tower cross-arm is fixed, and the hoist hook is connect with conducting wire.The damage that iron tower body and optical cable are avoided in the utility model lifting process improves the safety of equipment, saves the time cost of maintenance, improves power supply reliability.
Description
Technical field
The utility model belongs to electric power project engineering field, and in particular to overhead ground wire lifting device is primarily adapted for use in defeated
The old line grounding wire replacement of electric line, the installation of new route erection construction ground wire.
Background technique
With the increase of the operation time limit, in the bad conditions such as secular disequilibrium tension force effect and environmental pollution, haze, thunderstorm
Under the influence of, overhead transmission line ground wire can occur corrosion, it is stranded, assorted golden tool can be corroded, be damaged, and insulator can deteriorate,
It will lead to line-outage contingency when serious.Replacement aerial earth wire and its matched fitting, insulator are checked in time, become power transmission line
The important guarantee of road reliability service.
At this stage in power transmission lines overhauling technique, when carrying out maintenance replacement to 35-220kV ground wires, it is easy by work device
Many-sided limitation such as tool, tower head structure, working space, it is big compared with difficult and security risk to promote aerial earth wire, therefore is badly in need of developing
A kind of convenient and practical aerial earth wire lifter special.
Utility model content
Technical problem to be solved in the utility model is just to provide power transmission lines overhauling and construction and installation ground wire lifting dress
It sets, solves the technical problem for promoting aerial earth wire, facilitate operation, reduce labor intensity.
In order to solve the above technical problems, the utility model adopts the following technical solution: power transmission lines overhauling and construction and installation
Ground wire lifting device, including lifter ontology, can opposite lifter ontology lifting lift lever, connect the promotion of lift lever bottom
Hook, the bottom of the lifter ontology are connected with cushion block, and the head of the lifter ontology is connected with hanging beam, the hanging beam connection
Tightening bolt, the tightening bolt are connected with tightening nut, and the cushion block is supported in aerial earth wire steel tower cross-arm, the tightening spiral shell
The angle steel of bolt and steel tower cross-arm is fixed, and the hoist hook is connect with conducting wire.
The technical solution adopted in the utility model, lifting device are located at steel tower cross-arm side, make full use of outside steel tower cross-arm
, by loosening tightening nut, lift lever and the quasi- ground promoted are adjusted to form a hoist point to aerial earth wire in side space
Entire lifting device and steel tower cross-arm are fixed by locking tightening nut, are promoted by adjusting lift lever big by the position of line
The aerial earth wire of tonnage.
Therefore, the utility model has the following beneficial effects:
1, the damage that iron tower body and optical cable are avoided in lifting process improves the safety of equipment.
2, the time cost of maintenance is saved, power supply reliability is improved.
3, operating personnel's labor intensity is reduced, working efficiency is improved.
4, the difficult point of large-tonnage ground wire lifting is solved.
Preferably, the lift lever has lead screw section, and the lifting device further includes the lead screw spiral shell connecting with threads of lead screw
Mother, the feed screw nut connect lifting handle, and the lifting handle is set to above lifter ontology.
Preferably, the head of the lifter ontology is equipped with U-shaped portion, and the two sides of the U-shaped portion are equipped with locating slot, described
The two sides of hanging beam are equipped with fixed link, and the fixed link is positioned in locating slot, and the U-shaped portion two sides, which are connected with, is fixed on positioning
The compression piece compressed on slot and by fixed link.
Preferably, the tightening bolt is connected with lock sheet.
Preferably, the bottom of the tightening bolt is connected with cylindricality block, and the cylindricality block is equipped with U-type groove, the lock sheet
Middle part be articulated in U-type groove.
The specific technical solution and its advantages of the utility model will combine attached in the following detailed description
Figure is described in detail.
Detailed description of the invention
The utility model is further described with reference to the accompanying drawings and detailed description:
Fig. 1 is the structural schematic diagram of the utility model.
Specific embodiment
Embodiment one, refering to what is shown in Fig. 1, power transmission lines overhauling and construction and installation ground wire lifting device, including lifter sheet
Body 2, can with respect to lifter ontology go up and down lift lever 1, connect lift lever bottom hoist hook 7, the bottom of the lifter ontology
Portion is connected with cushion block 6, and the head of the lifter ontology is connected with hanging beam 5, and the hanging beam connects tightening bolt 3, the tightening
It has been bolted tightening nut 4.
In the present embodiment, the lift lever 1 has lead screw section, and the lifting device further includes connecting with threads of lead screw
Feed screw nut 11, the feed screw nut connect lifting handle 8, and the lifting handle is set to above lifter ontology, pass through promotion
The advantages of rotation of handle 8 drives lift lever lifting, has and facilitates operation, reduces labor intensity.
The lifting device is located at steel tower cross-arm side, makes full use of steel tower cross-arm outer space, thus to aerial earth wire shape
At a hoist point.Wherein, the cushion block 6 is supported in aerial earth wire steel tower cross-arm, the angle of the tightening bolt 3 and steel tower cross-arm
Steel is fixed, and the hoist hook 7 is connect with conducting wire.By loosening tightening nut 4, the ground wire of lift lever 1 and quasi- promotion is adjusted
Position is fixed entire lifting device and steel tower cross-arm by locking tightening nut 4, by adjusting lift lever 1 to promote big ton
The aerial earth wire of position.
The head of the lifter ontology is equipped with U-shaped portion 21, and the two sides of the U-shaped portion are equipped with locating slot, the hanging beam 5
Two sides be equipped with fixed link, the fixed link is positioned in locating slot, and the U-shaped portion two sides, which are connected with, to be fixed on locating slot
And the compression piece for compressing fixed link.
The tightening bolt is connected with lock sheet 31.The bottom of the tightening bolt is connected with cylindricality block, the cylindricality block
It equipped with U-type groove, is articulated in U-type groove in the middle part of the lock sheet, the both ends of lock sheet 31 are equipped with the locking for protruding from U-type groove
Portion.Tightening bolt can stir certain angle up and down, can also rotate relative to hanging beam 5, so that lock sheet be allow to pass through two-phase
Gap between the steel of adjacent angle can rotate tightening bolt after lock sheet is located at below angle steel, be in tight lock part below angle steel,
In this way, locking tightening nut, tight lock part are resisted against angle steel bottom surface, entire lifting device and steel tower cross-arm are fixed.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, being familiar with the those skilled in the art should be understood that the utility model includes but is not limited to retouch in specific embodiment above
The content stated.The modification of any function and structure principle without departing from the utility model is intended to be included in the range of claims
In.
Claims (5)
1. power transmission lines overhauling and construction and installation ground wire lifting device, including lifter ontology, can be gone up and down with respect to lifter ontology
Lift lever, connect lift lever bottom hoist hook, it is characterised in that: the bottom of the lifter ontology is connected with cushion block, institute
The head for stating lifter ontology is connected with hanging beam, and the hanging beam connects tightening bolt, and the tightening bolt is connected with tightening nut,
The cushion block is supported in aerial earth wire steel tower cross-arm, and the angle steel of the tightening bolt and steel tower cross-arm is fixed, the hoist hook with
Conducting wire connection.
2. power transmission lines overhauling according to claim 1 and construction and installation ground wire lifting device, it is characterised in that: described to mention
Rising stem has lead screw section, and the lifting device further includes the feed screw nut connecting with threads of lead screw, and the feed screw nut connection mentions
Handle is risen, the lifting handle is set to above lifter ontology.
3. power transmission lines overhauling according to claim 1 and construction and installation ground wire lifting device, it is characterised in that: described to mention
The head for rising device ontology is equipped with U-shaped portion, and the two sides of the U-shaped portion are equipped with locating slot, and the two sides of the hanging beam are equipped with fixed link,
The fixed link is positioned in locating slot, the U-shaped portion two sides be connected be fixed on locating slot and by fixed link compress
Compress piece.
4. power transmission lines overhauling according to claim 1 and construction and installation ground wire lifting device, it is characterised in that: the receipts
Tightly it has been bolted lock sheet.
5. power transmission lines overhauling according to claim 4 and construction and installation ground wire lifting device, it is characterised in that: the receipts
The bottom of tight bolt is connected with cylindricality block, and the cylindricality block is equipped with U-type groove, is articulated in U-type groove in the middle part of the lock sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821858307.5U CN209098084U (en) | 2018-11-12 | 2018-11-12 | Power transmission lines overhauling and construction and installation ground wire lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821858307.5U CN209098084U (en) | 2018-11-12 | 2018-11-12 | Power transmission lines overhauling and construction and installation ground wire lifting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209098084U true CN209098084U (en) | 2019-07-12 |
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ID=67159456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821858307.5U Active CN209098084U (en) | 2018-11-12 | 2018-11-12 | Power transmission lines overhauling and construction and installation ground wire lifting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209098084U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109437038A (en) * | 2018-11-12 | 2019-03-08 | 国网浙江省电力有限公司绍兴供电公司 | Power transmission lines overhauling and construction and installation ground wire lifting device |
-
2018
- 2018-11-12 CN CN201821858307.5U patent/CN209098084U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109437038A (en) * | 2018-11-12 | 2019-03-08 | 国网浙江省电力有限公司绍兴供电公司 | Power transmission lines overhauling and construction and installation ground wire lifting device |
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