CN204089046U - A kind of tightening device of transmission line - Google Patents
A kind of tightening device of transmission line Download PDFInfo
- Publication number
- CN204089046U CN204089046U CN201420568542.4U CN201420568542U CN204089046U CN 204089046 U CN204089046 U CN 204089046U CN 201420568542 U CN201420568542 U CN 201420568542U CN 204089046 U CN204089046 U CN 204089046U
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- CN
- China
- Prior art keywords
- transmission line
- tightening device
- yoke plate
- plate
- connection block
- 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
Links
- 230000005540 biological transmission Effects 0.000 title claims abstract description 22
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000010931 gold Substances 0.000 claims abstract description 22
- 229910052737 gold Inorganic materials 0.000 claims abstract description 22
- 238000000926 separation method Methods 0.000 claims abstract description 11
- 239000012212 insulator Substances 0.000 abstract description 23
- 238000005516 engineering process Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The utility model discloses a kind of tightening device of transmission line, relate to electric power tool field, solve the technical problem that in prior art, replacing insulator work easily causes insulator to break, tightening device of the present utility model, yoke plate is provided with in transmission line, the both lateral sides of yoke plate is provided with connection gold utensil, connection gold utensil is arranged along the longitudinal separation of yoke plate, yoke plate is provided with inner groove, tightening device comprises fixing body, one end of fixing body is provided with the hook connecting described yoke plate, the longitudinal both sides linked up with are close to the longitudinal side wall of inner groove, the other end of fixing body is provided with the Connection Block between the connection gold utensil of longitudinal separation, Connection Block is connected with and tightens up leading screw.Conveniently insulator is changed by of the present utility model tightening up.
Description
[technical field]
The utility model relates to electric power tool field.
[background technology]
The two division of 220kV horizontal wire tension-resistant insulator generally adopts general " double hook method " when carrying out replacing insulator work, as the instrument that is connected of wire tensioning device on the inner groove only U-shaped ring being arranged on yoke plate, but there is drawback in which, the length of the inner groove of yoke plate be 240mm, wide for 80mm, thickness be 40mm, U-shaped ring size is little, connects rear U-shaped ring and cannot fix along the free activity of length direction of inner groove.Because two insulator strings self exist by force unbalance, the effect of operating personnel's imposed load and U-shaped ring position not in the first-class unfavorable factor of yoke plate center line, when tightening up, U-shaped ring can be subjected to displacement along the inner groove length direction of yoke plate under lateral forces; If tighten up by force, side force obviously increases, and U-shaped ring will be irreversibly amesiality, and produces very large extruding force with insulator, probably makes insulator blast.After insulator accidental explosion, its glass fragment can hurt staff, after insulator accidental explosion, and palpus interruption operation, job success ratio is lower; Interruption operation, cannot may fulfil assignment in the interruption maintenance planned time of regulation, must extend the interruption maintenance time, affect power network safety operation.
[summary of the invention]
The technical problem that the utility model solves is to provide a kind of tightening device of transmission line, installs stable, ensures carrying out smoothly of replacing insulator work.
For solving the problems of the technologies described above, the utility model adopts following technical scheme:
A kind of tightening device of transmission line, yoke plate is provided with in described transmission line, the both lateral sides of described yoke plate is provided with connection gold utensil, described connection gold utensil is arranged along the longitudinal separation of described yoke plate, described yoke plate is provided with inner groove, described tightening device comprises fixing body, one end of described fixing body is provided with the hook connecting described yoke plate, longitudinal both sides of described hook are close to the longitudinal side wall of described inner groove, the other end of described fixing body is provided with the Connection Block between the connection gold utensil of longitudinal separation, described Connection Block is connected with and tightens up leading screw.
Further, described hook comprises train wheel bridge, and one end of described train wheel bridge is bent with lower plate, and the other end of described train wheel bridge extends described Connection Block, and described yoke plate is clamped between described train wheel bridge and lower plate.
Further, described lower plate slidably connects expansion plate, described lower plate is provided with spacing hole, and described expansion plate is provided with the location hole of corresponding described spacing hole, connects described location hole and spacing hole by pin.
Further, be provided with the sliding eye of lower plate described in cross-under in described expansion plate, the bottom surface of described lower plate arranges at least two spacing holes along the glide direction interval of described expansion plate.
Further, the lateral dimension of described hook 3mm-7mm less of the lateral dimension of described inner groove.
Further, described lower plate is provided with slope towards the bottom surface of Connection Block one end.
Further, the inclination angle of described slope and horizontal plane is 20 °-30 °.
Further, described Connection Block is provided with the bolt hole tightening up leading screw described in connection.
Further, the both sides of described Connection Block are provided with the escape groove of corresponding described connection gold utensil.
The beneficial effects of the utility model:
The tightening device of transmission line of the present utility model, tightening device comprises fixing body, and one end of fixing body is provided with the hook connecting yoke plate, and the other end of fixing body is provided with the Connection Block between the connection gold utensil of longitudinal separation, Connection Block is connected with and tightens up leading screw.Connect yoke plate by hook, leading screw is tightened up in Connection Block connection, after stringing, can change insulator.By hook, fixing body can connect yoke plate easily and efficiently, and longitudinal both sides of hook are close to the longitudinal side wall of inner groove, thus the movement of restriction fixing body, fixing body can be reversibly amesiality, thus eliminate the splintering problem of insulator in background technology, guarantee to fulfil assignment in interruption maintenance planned time, improve the security reliability of operation of power networks.
These features of the present utility model and advantage will embodiment below, exposure detailed in accompanying drawing.
[accompanying drawing explanation]
Below in conjunction with accompanying drawing, the utility model is described further:
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of fixing body in the utility model embodiment one;
Fig. 3 is the structural representation of fixing body in the utility model embodiment two.
[embodiment]
The technical scheme of accompanying drawing to the utility model embodiment below in conjunction with the utility model embodiment is explained and illustrated, but following embodiment is only preferred embodiment of the present utility model, and not all.Based on the embodiment in execution mode, those skilled in the art under the prerequisite not making creative work obtain other embodiment, all belong to protection range of the present utility model.
Embodiment one:
With reference to 1 and Fig. 2, the tightening device of shown a kind of transmission line, yoke plate 1 is provided with in transmission line, the both lateral sides of yoke plate 1 is provided with and connects gold utensil 4, connection gold utensil 4 is arranged along the longitudinal separation of yoke plate 1, yoke plate 1 is provided with inner groove 11, tightening device comprises fixing body, one end of fixing body is provided with the hook 2 connecting yoke plate 1, longitudinal both sides of hook 2 are close to the longitudinal side wall of inner groove 11, the other end of fixing body is provided with the Connection Block 3 between the connection gold utensil 4 of longitudinal separation, the connection gold utensil 4 corresponding with Connection Block 3 is connected to insulator 5, Connection Block 3 is connected with and tightens up leading screw.By linking up with 2 connection yoke plates 1, leading screw is tightened up in Connection Block 3 connection, after tightening up leading screw stringing, can change insulator 5.By linking up with 2, fixing body can connect yoke plate 1 easily, and the longitudinal both sides linking up with 2 are close to the longitudinal side wall of inner groove 11, shown in figure 1, distance A between the longitudinal size of hook 2 and two semicircle centers of circle of inner groove 11 is equal, thus the movement of restriction fixing body, when solving stringing, the displacement problem of fastening means, operating personnel can operate fast, activity duration shortens, operational security significantly improves: because fixing body position is fixed, it keeps certain clearance distance with insulator 5 all the time and there will not be extruding insulation 5 problems, therefore insulator 5 can not surprisingly burst, eliminate safe hidden trouble.Guarantee to fulfil assignment in interruption maintenance planned time, improve the security reliability of operation of power networks.
In the utility model, hook 2 comprises train wheel bridge 21, and one end of train wheel bridge 21 is bent with lower plate 22, and the other end of train wheel bridge 21 extends Connection Block 3, yoke plate 1 is clamped between described train wheel bridge 21 and lower plate 22, can be connected with yoke plate 1 by fixing body easily and efficiently by linking up with 2.
Be provided with the corresponding escape groove connecting gold utensil 4 and insulator 5 in the both sides of Connection Block 3, escape groove can be avoided fixing body and insulator 5 to produce colliding, protect insulator 5 normally to use.
Further, the lateral dimension C 3mm-7mm less of inner groove 11 transverse dimension B of hook 2, if the lateral dimension C of hook 2 is excessive, causes hook 2 directly, to be successfully arranged in the inner groove 11 of yoke plate 1; If the lateral dimension C of hook 2 is too small, when removing hook 2, hook 2 is easily deviate from and ground of falling from yoke plate 1.Therefore preferably link up with the lateral dimension C 3mm-7mm less of inner groove 11 transverse dimension B of 2, hook 2 can be arranged on smoothly on yoke plate 1 and to remove to deviate from.
With reference to figure 2, lower plate 22 is provided with slope 222 towards the bottom surface of Connection Block 3 one end, owing to connecting obstructing of gold utensil 4 and insulator 5, need, in the insertion inner groove 11 tilted by fixing body, therefore hook 2 can be made to import smoothly in inner groove 11 by arranging inclined-plane.
Preferably, slope 222 is 20 °-30 ° with the inclination angle D of horizontal plane, and hook 2 is smoothly movable, and little on the impact of hook intensity.
Connection Block 3 is provided with the bolt hole 31 connecting and tighten up leading screw, is connected by bolt hole 31 and tighten up leading screw.
Embodiment two:
With reference to 1 and Fig. 3, the tightening device of shown a kind of transmission line, yoke plate 1 is provided with in transmission line, the both lateral sides of yoke plate 1 is provided with and connects gold utensil 4, connection gold utensil 4 is arranged along the longitudinal separation of yoke plate 1, yoke plate 1 is provided with inner groove 11, tightening device comprises fixing body, one end of fixing body is provided with the hook 2 connecting yoke plate 1, longitudinal both sides of hook 2 are close to the longitudinal side wall of inner groove 11, shown in figure 1, distance A between the longitudinal size of hook 2 and two semicircle centers of circle of inner groove 11 is equal, the other end of fixing body is provided with the Connection Block 3 between the connection gold utensil 4 of longitudinal separation, the connection gold utensil 4 corresponding with Connection Block 3 is connected to insulator 5, Connection Block 3 is connected with and tightens up leading screw.By linking up with 2 connection yoke plates 1, leading screw is tightened up in Connection Block 3 connection, after stringing, can change insulator 5.
In the utility model, hook 2 comprises train wheel bridge 21, one end of train wheel bridge 21 is bent with lower plate 22, the other end of train wheel bridge 21 extends Connection Block 3, yoke plate 1 is clamped between train wheel bridge 21 and lower plate 22, lower plate 22 slidably connects expansion plate 6, the bottom surface of lower plate 22 is provided with spacing hole 221, expansion plate 6 is provided with location hole 62, location hole 62 and spacing hole 221 is connected by pin 7, shrink expansion plate 6 and conveniently hook 2 can be penetrated inner groove 11, after stretching out expansion plate 6, can prevent hook 2 from coming off from yoke plate 1.
Be provided with the sliding eye 61 of cross-under lower plate 22 in expansion plate 6, the bottom surface of lower plate 22 arranges at least two spacing holes 221 along the glide direction interval of expansion plate 6.Pin 7 connects location hole 62 and different spacing holes 221, thus keeps the contraction state of expansion plate 6 or stretch out state.
By above-described embodiment, the purpose of this utility model is reached by fully effective.The personage being familiar with this technology should be understood that the content that the utility model includes but not limited to accompanying drawing and describes in embodiment above.Any amendment not departing from function and structure principle of the present utility model all will comprise within the scope of the appended claims.
Claims (9)
1. the tightening device of a transmission line, yoke plate is provided with in described transmission line, the both lateral sides of described yoke plate is provided with connection gold utensil, described connection gold utensil is arranged along the longitudinal separation of described yoke plate, described yoke plate is provided with inner groove, it is characterized in that: described tightening device comprises fixing body, one end of described fixing body is provided with the hook connecting described yoke plate, longitudinal both sides of described hook are close to the longitudinal side wall of described inner groove, the other end of described fixing body is provided with the Connection Block between the connection gold utensil of longitudinal separation, described Connection Block is connected with and tightens up leading screw.
2. the tightening device of a kind of transmission line according to claim 1, it is characterized in that: described hook comprises train wheel bridge, one end of described train wheel bridge is bent with lower plate, and the other end of described train wheel bridge extends described Connection Block, and described yoke plate is clamped between described train wheel bridge and lower plate.
3. the tightening device of a kind of transmission line according to claim 2, it is characterized in that: described lower plate slidably connects expansion plate, described lower plate is provided with spacing hole, and described expansion plate is provided with the location hole of corresponding described spacing hole, connects described location hole and spacing hole by pin.
4. the tightening device of a kind of transmission line according to claim 3, is characterized in that: the sliding eye being provided with lower plate described in cross-under in described expansion plate, and the bottom surface of described lower plate arranges at least two spacing holes along the glide direction interval of described expansion plate.
5. the tightening device of a kind of transmission line according to claim 2, is characterized in that: the lateral dimension 3mm-7mm less of the lateral dimension of described inner groove of described hook.
6. the tightening device of a kind of transmission line according to claim 5, is characterized in that: described lower plate is provided with slope towards the bottom surface of Connection Block one end.
7. the tightening device of a kind of transmission line according to claim 6, is characterized in that: the inclination angle of described slope and horizontal plane is 20 °-30 °.
8. the tightening device of a kind of transmission line as claimed in any of claims 1 to 7, is characterized in that: described Connection Block is provided with the bolt hole tightening up leading screw described in connection.
9. the tightening device of a kind of transmission line as claimed in any of claims 1 to 7, is characterized in that: the both sides of described Connection Block are provided with the escape groove of corresponding described connection gold utensil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420568542.4U CN204089046U (en) | 2014-09-29 | 2014-09-29 | A kind of tightening device of transmission line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420568542.4U CN204089046U (en) | 2014-09-29 | 2014-09-29 | A kind of tightening device of transmission line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204089046U true CN204089046U (en) | 2015-01-07 |
Family
ID=52181718
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420568542.4U Expired - Fee Related CN204089046U (en) | 2014-09-29 | 2014-09-29 | A kind of tightening device of transmission line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204089046U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104300434A (en) * | 2014-09-29 | 2015-01-21 | 国家电网公司 | Tightening device for electric transmission line |
-
2014
- 2014-09-29 CN CN201420568542.4U patent/CN204089046U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104300434A (en) * | 2014-09-29 | 2015-01-21 | 国家电网公司 | Tightening device for electric transmission line |
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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: 20150107 Termination date: 20190929 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |