CN214796928U - Insulator string for power transmission tower - Google Patents
Insulator string for power transmission tower Download PDFInfo
- Publication number
- CN214796928U CN214796928U CN202121349800.6U CN202121349800U CN214796928U CN 214796928 U CN214796928 U CN 214796928U CN 202121349800 U CN202121349800 U CN 202121349800U CN 214796928 U CN214796928 U CN 214796928U
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- fixing
- insulator
- fixed
- rotating
- rod
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Abstract
The utility model discloses an insulator chain for power transmission tower, this insulator chain include the insulator, and the upper end of this insulator has fixed connector, and this fixed connector installs on fixed cross arm, and the side of insulator has a plurality of fixed recesses, and the both sides of this fixed recess have the link, and a plurality of fixed orificess on this link have installed adjusting device on this fixed orifices, after transmission line passed this adjusting device, install in the fixed recess of insulator side. The insulator string can enable the power transmission line to be installed on insulators at different angles, and the phenomenon that the power transmission line is contacted up and down and short-circuited is avoided.
Description
Technical Field
The utility model belongs to the technical field of electric power, a insulator chain for power transmission tower is related to.
Background
It is well known that: the insulator string refers to an assembly of two or more insulator elements combined together to flexibly suspend a wire. The insulator string is provided with a protection device required for fixing and running, and is used for suspending a lead and insulating the lead from a tower and the ground.
The insulator string used in the transmission line has different assembly types due to different tower structures, insulator structure types, sizes of the wires, the number of sub-wires of each phase and voltage grades. But can be classified into two broad categories, namely, a suspension insulator string and a strain insulator string.
After the existing insulator string is installed on a transmission line, the transmission line is located on the same vertical plane, the transmission line is installed in an overhead mode, the tension degree of the lines is reduced, the distance between the lines is reduced after the transmission line is installed for a long time, and the phenomenon of short circuit can be caused.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model relates to an insulator chain for power transmission tower, this insulator chain can make transmission line install on the insulator of different angles, avoids transmission line contact from top to bottom, takes place short circuit phenomenon.
The utility model provides an insulator chain for power transmission tower, this insulator chain include the insulator, and the upper end of this insulator has fixed connector, and this fixed connector installs on fixed cross arm, and the side of insulator has a plurality of fixed recesses, and the both sides of this fixed recess have the link, and a plurality of fixed orificess on this link have installed adjusting device on this fixed orifices, and after transmission line passed this adjusting device, install in the fixed recess of insulator side.
Further adjusting device includes fixed bolster, rotating device, dwang and circuit fixing device, the both ends of fixed bolster have the threaded rod for having the external screw thread on this external screw thread, install in fixed orifices of fixed recess through the threaded rod, the centre of fixed bolster is the bracing piece, rotating device installs on the bracing piece, makes rotating device and insulator be in parallel state, dwang one end is installed on rotating device, and circuit fixing device has been installed to the other end.
Further the outside of rotating device has the rotation wheel, and inside has the locking latch, through the locking latch, makes the rotation wheel carry out one-way rotation on rotating device, the side of rotating the wheel has fixed slot, and the inside of draw-in groove has the internal thread, is connected with the dwang.
Further the dwang have dead lever and telescopic link, the dead lever bottom has the external screw thread, and this external screw thread links to each other with the inside internal thread of draw-in groove, and the upper end of dead lever is inside to have the internal thread hole, the bottom of telescopic link has the external screw thread, links to each other with the internal thread hole of dead lever upper end, and the upper end of telescopic link has the connecting piece, and this connecting piece and dwang swing joint, with the installation of circuit fixing device.
Further, the line fixing device comprises a rotating wheel, a line mounting hole is formed in the upper end of the rotating wheel, and the power transmission line penetrates through the line mounting hole and is mounted on the insulator.
Furthermore, a fixing through hole is formed in the fixing connecting piece, an electromagnetic fixing device is arranged in the fixing through hole and comprises an electromagnetic device and a fixing rod body, and the fixing rod body is arranged in the electromagnetic device.
The electromagnetic device further comprises a power supply input end, the power supply input end is connected with a power supply through a connecting wire, so that the electromagnetic fixing device is electrified and operated to fix the insulator string on the fixed cross arm.
Drawings
Fig. 1 is a schematic diagram of the overall structure of an insulator string for a power transmission tower of the utility model;
fig. 2 is a schematic structural diagram of an insulator string adjusting device for a power transmission tower of the utility model;
fig. 3 is a schematic diagram of the utility model of a fixing connector structure for an insulator string of a power transmission tower.
In the figure: 1. an insulator; 2. fixing the connecting piece; 3. fixing the groove; 4. a fixing hole; 5. an adjustment device; 6. fixing a bracket; 7. a rotating device; 8. rotating the rod; 9. a circuit fixing device; 10. a fixing through hole; 11. an electromagnetic fixing device.
Detailed Description
The following describes in detail a specific embodiment of an insulator string for a power transmission tower according to the present invention with reference to the accompanying drawings.
As shown in fig. 1, the utility model provides an insulator chain for power transmission tower, this insulator chain includes insulator 1, this insulator 1's upper end has fixed connection piece 2, this fixed connection piece 2 is installed on fixed cross arm, insulator 1's side has a plurality of fixed recesses 3, this fixed recess 3's both sides have the link, a plurality of fixed orificess 4 on this link, adjusting device 5 has been installed on this fixed orifices 4, after transmission line passed this adjusting device 5, install in the fixed recess 3 of insulator 1 side.
As shown in fig. 2, the adjusting device 5 includes a fixing support 6, a rotating device 7, a rotating rod 8 and a circuit fixing device 9, the two ends of the fixing support 6 are provided with external threads, a threaded rod is arranged on the external threads, the fixing support is arranged in a fixing hole 4 of the fixing groove 3 through the threaded rod, the middle of the fixing support 6 is a supporting rod, the rotating device 7 is arranged on the supporting rod, the rotating device 7 and the insulator 1 are in a parallel state, one end of the rotating rod 8 is arranged on the rotating device 7, and the circuit fixing device 9 is arranged at the other end of the rotating rod.
According to the above, the rotating wheel is arranged on the outer side of the rotating device 7, the locking latch is arranged in the rotating device 7, the rotating wheel is enabled to rotate on the rotating device 7 in a one-way mode through the locking latch, the side face of the rotating wheel is provided with the fixed clamping groove, and the clamping groove is internally provided with the internal thread and connected with the rotating rod 8.
According to the above, wherein the dwang 8 have dead lever and telescopic link, the dead lever bottom has the external screw thread, and this external screw thread links to each other with the inside internal thread of draw-in groove, and the upper end of dead lever is inside to have the internal thread hole, the bottom of telescopic link has the external screw thread, links to each other with the internal thread hole of dead lever upper end, and the upper end of telescopic link has the connecting piece, and this connecting piece and dwang 8 swing joint, with the installation of circuit fixing device 9.
According to the above, the line fixing device 9 comprises a rotating wheel, the upper end of the rotating wheel is provided with a line mounting hole, and the power transmission line passes through the line mounting hole and is mounted on the insulator 1.
As shown in fig. 3, the fixing connector 2 has a fixing through hole 10 therein, the fixing through hole 10 has an electromagnetic fixing device 11 therein, and the electromagnetic fixing device 11 includes an electromagnetic device and a fixing rod body installed in the electromagnetic device.
According to the above, the electromagnetic device includes a power input end, which is connected to a power supply through a connecting wire, so that the electromagnetic fixing device 11 is powered on to operate, and the insulator 1 string is fixed on the fixing cross arm.
A working principle of an insulator string for a power transmission tower is that a fixed connecting piece 2 is placed on a fixed cross arm, then the insulator string is rotated to enable the insulator string to select an angle suitable for installation on the fixed cross arm, and then an electromagnetic fixing device 11 is connected into a power supply to enable the insulator string to be installed on the fixed cross arm. The adjusting devices 5 are arranged at two ends of the fixing groove 3 to be installed on the power transmission line, a proper angle needs to be selected when the adjusting devices 5 are installed, and then the adjusting devices 5 are installed in the fixing holes of the selected angle. After passing through the line mounting hole of the line fixing device 9, the transmission line is wound in the fixing groove 3 of the insulator 1, the rotating device 7 is adjusted to enable the transmission line to reach a safe angle, and then the length of the rotating rod 8 is adjusted to enable the transmission line to reach a safe distance.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention and not to limit the same. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (7)
1. The utility model provides an insulator chain for power transmission tower, its characterized in that, this insulator chain includes the insulator, and the upper end of this insulator has fixed connector, and this fixed connector installs on fixed cross arm, and the side of insulator has a plurality of fixed recesses, and the both sides of this fixed recess have the link, and a plurality of fixed orificess on this link, installed adjusting device on this fixed orificess, after transmission line passed this adjusting device, installed in the fixed recess of insulator side.
2. The insulator string for the power transmission tower according to claim 1, wherein the adjusting device comprises a fixed support, a rotating device, a rotating rod and a line fixing device, the fixed support is provided with external threads at two ends, the external threads are provided with threaded rods, the threaded rods are mounted in fixing holes of the fixing grooves, the supporting rod is arranged in the middle of the fixed support, the rotating device is mounted on the supporting rod, the rotating device and the insulator are in a parallel state, one end of the rotating rod is mounted on the rotating device, and the line fixing device is mounted at the other end of the rotating rod.
3. The insulator string for the power transmission tower according to claim 2, wherein the rotating device is provided with a rotating wheel on the outer side and a locking latch on the inner side, the rotating wheel can rotate on the rotating device in a single direction through the locking latch, a fixed clamping groove is formed in the side surface of the rotating wheel, and an internal thread is formed in the clamping groove and connected with the rotating rod.
4. The insulator string for the power transmission tower according to claim 3, wherein the rotating rod has a fixing rod and a telescopic rod, the fixing rod has an external thread at the bottom thereof, the external thread is connected to an internal thread inside the clamping groove, the fixing rod has an internal thread hole inside the upper end thereof, the telescopic rod has an external thread at the bottom thereof, the external thread is connected to the internal thread hole at the upper end of the fixing rod, and the telescopic rod has a connecting member at the upper end thereof, the connecting member is movably connected to the rotating rod and is installed to the line fixing device.
5. The insulator string for a transmission tower according to claim 4, wherein the line fixing means comprises a rotary wheel having a line installation hole at an upper end thereof, and the transmission line passes through the line installation hole to be installed on the insulator.
6. The insulator string for the transmission tower according to claim 1, wherein the fixing connector has a fixing through hole therein, the fixing through hole having an electromagnetic fixing device therein, the electromagnetic fixing device comprising an electromagnetic device and a fixing rod body, the fixing rod body being installed in the electromagnetic device.
7. The insulator string for the transmission tower according to claim 6, wherein the electromagnetic device comprises a power input end, the power input end is connected with a power supply through a connecting wire, the electromagnetic fixing device is electrified to operate, and the insulator string is fixed on the fixing cross arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121349800.6U CN214796928U (en) | 2021-06-17 | 2021-06-17 | Insulator string for power transmission tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121349800.6U CN214796928U (en) | 2021-06-17 | 2021-06-17 | Insulator string for power transmission tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214796928U true CN214796928U (en) | 2021-11-19 |
Family
ID=78713177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121349800.6U Expired - Fee Related CN214796928U (en) | 2021-06-17 | 2021-06-17 | Insulator string for power transmission tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214796928U (en) |
-
2021
- 2021-06-17 CN CN202121349800.6U patent/CN214796928U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211119 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |