CN216413876U - Blocking type transmission line jumper wire windage yaw prevention device - Google Patents
Blocking type transmission line jumper wire windage yaw prevention device Download PDFInfo
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- CN216413876U CN216413876U CN202123075437.6U CN202123075437U CN216413876U CN 216413876 U CN216413876 U CN 216413876U CN 202123075437 U CN202123075437 U CN 202123075437U CN 216413876 U CN216413876 U CN 216413876U
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Abstract
The utility model relates to a blocking type power transmission line jumper wire wind deflection preventing device, which comprises a high-voltage line tower, a jumper wire string and an anti-collision insulating device, wherein the anti-collision insulating device comprises a first hanging ring, one end of the first hanging ring is arranged on a cross arm of the high-voltage line tower, the first hanging ring is connected with a second hanging ring, the second hanging ring is connected with a first insulating column, the first insulating column is connected with a first connecting column, an anti-collision pad is sleeved on the first connecting column, the connecting column is connected with a second insulating column, the second insulating column is connected with a second connecting column, the second connecting column is connected with a first connecting block, the first connecting block is connected with an adjusting hardware fitting, the adjusting hardware fitting is connected with a hanging plate, the hanging plate is connected with a third hanging ring, and the third hanging ring is arranged on a tower body of the high-voltage line tower, can effectually prevent to scrape jumper wire and high-tension line tower contact when strong wind and discharge.
Description
Technical Field
The utility model relates to the technical field of wind prevention of jumper wires of a power transmission line, in particular to a blocking type wind deviation prevention device for the jumper wires of the power transmission line.
Background
According to related data, about 7 typhoons land on the coast of China every year, and strong convection weather such as strong wind, heavy rain and the like can cause serious impact on the power grid during landing. Windage yaw discharge and foreign objects caused by typhoon are main causes of line trip fault. The conventional technological scheme of preventing wind deviation for jumping play at present mainly includes: (1) the cable comprises (1) a soft jumper wire I-shaped jumper wire string, (2) a cage type rigid double I or double V-shaped jumper wire string, (3) a cage type rigid double L-shaped jumper wire string, and (4) a fixed composite insulator jump play string.
The wind deflection resistance of the soft jumper double I-shaped jumper string is weak; cage rigidity double I shape or V-arrangement wire jumper cluster prevent wind partially ability and have certain improvement, but still lack to extreme weather wind partially ability such as anti typhoon, and cage rigidity wire jumper cluster cost is high moreover, and the iron tower cross arm needs the extension, needs to occupy more corridor resources. The cage type rigid double-L-shaped jumper string body has the highest manufacturing cost, the length of the insulator string in the horizontal direction needs to reach 8-10m, the operation and maintenance difficulty is high, and the insulator is in a stressed state for a long time and needs to bear the wind load of the jumper string. The service life of the insulator is influenced; one end of the fixed composite insulator is fixed on the tower, and the other end of the fixed composite insulator is connected with the jumper. The fixed composite insulator is subjected to the action of bending moment for a long time due to the structural characteristics, the bending moment is transmitted to a tower through the fixed composite insulator string, extra load is generated on the tower, the I-shaped suspension string is widely applied at present, but under the condition of high wind such as typhoon, the free swing of wind blown by wind can cause the contact of a jumper wire and the tower body to discharge electricity to the tower body, and the danger is caused.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problems, an object of the present invention is to provide a device for preventing a wire jumper of a blocking power transmission line from windage yaw, which prevents the wire jumper from contacting with a high-voltage line tower to discharge electricity by providing an anti-collision insulating device.
The embodiment of the utility model is realized by adopting the following scheme: the utility model provides a prevent wind partially device that hinders formula transmission line wire jumper, include the high tension line tower and set up the wire jumper cluster at high tension line tower cross arm both ends, its characterized in that: the anti-collision insulating device comprises a first hanging ring, one end of the first hanging ring is arranged on a cross arm of the high-voltage wire tower, the other end of the first hanging ring is connected with one end of a second hanging ring, the other end of the second hanging ring is connected with one end of a first insulating column, the other end of the first insulating column is connected with one end of a first connecting column, an anti-collision pad is sleeved on the first connecting column, the other end of the first connecting column is connected with one end of a second insulating column, the other end of the second insulating column is connected with one end of a second connecting column, the other end of the second connecting column is connected with one end of a first connecting block, the other end of the first connecting block is connected with one end of an adjusting fitting, the other end of the adjusting fitting is connected with one end of a hanging plate, and the other end of the hanging plate is connected with one end of a third hanging ring, the other end of the third hanging ring is arranged on the tower body of the high-voltage line tower.
In an embodiment of the utility model, the adjusting hardware comprises a first hardware and a second hardware, the first hardware and the second hardware are equidistantly provided with a plurality of threaded holes, and the first hardware and the second hardware are connected through a first bolt.
In an embodiment of the utility model, the hanging plate is a socket hanging plate.
In an embodiment of the present invention, the first hanging ring and the third hanging ring are U-shaped hanging rings.
The utility model has the beneficial effects that: the utility model provides a blocking type power transmission line jumper wire wind deflection preventing device, which allows a jumper wire string to swing under the condition of daily small wind by arranging an anti-collision insulating device, avoids the jumper wire string from being in a stressed state for a long time, prolongs the service life of an insulator string, and prevents a charged part from contacting and discharging a high-voltage line tower by blocking the jumper wire string through the anti-collision insulating device under the condition of typhoon and other strong wind.
Drawings
Fig. 1 is a diagram of an installation embodiment of a blocking type transmission line jumper wind deflection preventing device.
Fig. 2 is a side view of fig. 1.
Fig. 3 is a perspective view of a blocking type transmission line jumper wind deflection preventing device.
Fig. 4 is a diagram of another installation embodiment of the blocking type transmission line jumper wind deviation preventing device.
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
Referring to fig. 1 to 4, the present invention provides a blocking type transmission line jumper wind deviation prevention device, which includes a high voltage tower 1 and jumper strings 11 disposed at two ends of a cross arm of the high voltage tower 1, and is characterized in that: the anti-collision insulating device 2 for the jumper string 11 is further included, the anti-collision insulating device 2 comprises a first hanging ring 21, one end of the first hanging ring 21 is arranged on a cross arm of the high-voltage line tower 1, the other end of the first hanging ring 21 is connected with one end of a second hanging ring 22, the other end of the second hanging ring 22 is connected with one end of a first insulating column 23, the other end of the first insulating column 23 is connected with one end of a first connecting column 24, an anti-collision pad 25 is sleeved on the first connecting column 24, the anti-collision pad 25 can be made of thermoplastic elastomers such as rubber, ethylene and thermoplastic polyurethane, and the like, so that the anti-collision pad has certain toughness and ageing resistance, the other end of the first connecting column 24 is connected with one end of a second insulating column 26, the other end of the second insulating column 26 is connected with one end of a second connecting column 27, and the other end of the second connecting column 27 is connected with one end of a first connecting block 28, the other end of the first connecting block 28 is connected with one end of an adjusting fitting, the other end of the adjusting fitting is connected with one end of a hanging plate 29, the other end of the hanging plate 29 is connected with one end of a third hanging ring 291, and the other end of the third hanging ring 291 is arranged on the tower body of the high-voltage line tower 1.
Referring to fig. 3, the adjusting hardware fitting 3 includes a first hardware fitting 31 and a second hardware fitting 32, a plurality of threaded holes are formed in the first hardware fitting 31 and the second hardware fitting 32 at equal distances, and the first hardware fitting 31 and the second hardware fitting 32 are connected by a first bolt, so that the use length of the adjusting hardware fitting is convenient to adjust, and the adjusting hardware fitting is suitable for different installation angles of the anti-collision insulating device 2.
Referring to fig. 3, the hanging plate 29 is a socket hanging plate 29, and the socket hanging plate can rotate in multiple directions, so that the internal stress of the anti-collision insulating device 2 in the process of collision of the jumper string 11 is further relieved, the extra load on the high-voltage line tower 1 is avoided, and the safety is improved.
With reference to fig. 3, the first hanging ring 21 and the third hanging ring 291 are U-shaped hanging rings; through adopting U type link, can realize multi-direction rotation, further uninstallation is because of the internal stress of wire jumper 11 striking in-process anticollision insulating apparatus 2, avoids producing extra load to high-voltage line tower 1, increases the security.
The utility model has the following working principle: when strong wind is blown, the jumper string 11 is influenced by wind force and collides with the tower body, the heavy hammer at the bottom of the jumper string 11 swings to hit the anti-collision pad 25 of the anti-collision insulating device 2, the jumper wire 12 is blocked, and the jumper wire 12 is prevented from contacting with the high-voltage tower 1.
When the anti-collision insulating device is installed, the anti-collision pad needs to be arranged on a swinging path of a heavy hammer at the bottom of the jumper string, an included angle between an installation angle of the anti-collision insulating device and the vertical direction is designed to be 40-45 degrees, the frequency of frequently impacting the anti-collision insulating device by the jumper string under the condition of low wind speed is reduced, and the service life of the anti-collision insulating device is prolonged; and the utility model is suitable for high-voltage line towers with different loops.
The above description is only a preferred embodiment of the present invention, and should not be construed as limiting the present invention, and all equivalent variations and modifications made in the claims of the present invention should be covered by the present invention.
Claims (4)
1. The utility model provides a prevent wind partially device that blocks formula transmission line wire jumper, includes the high tension line tower and sets up the wire jumper cluster at high tension line tower cross arm both ends, its characterized in that: the anti-collision insulating device comprises a first hanging ring, one end of the first hanging ring is arranged on a cross arm of the high-voltage wire tower, the other end of the first hanging ring is connected with one end of a second hanging ring, the other end of the second hanging ring is connected with one end of a first insulating column, the other end of the first insulating column is connected with one end of a first connecting column, an anti-collision pad is sleeved on the first connecting column, the other end of the first connecting column is connected with one end of a second insulating column, the other end of the second insulating column is connected with one end of a second connecting column, the other end of the second connecting column is connected with one end of a first connecting block, the other end of the first connecting block is connected with one end of an adjusting fitting, the other end of the adjusting fitting is connected with one end of a hanging plate, and the other end of the hanging plate is connected with one end of a third hanging ring, the other end of the third hanging ring is arranged on the tower body of the high-voltage line tower.
2. The device of claim 1, wherein the device comprises: the adjusting hardware fitting comprises a first hardware fitting and a second hardware fitting, a plurality of threaded holes are formed in the first hardware fitting and the second hardware fitting at equal distances, and the first hardware fitting is connected with the second hardware fitting through a first bolt.
3. The device of claim 1, wherein the device comprises: the hanging plate is a socket hanging plate.
4. The device of claim 1, wherein the device comprises: the first hanging ring and the third hanging ring are U-shaped hanging rings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123075437.6U CN216413876U (en) | 2021-12-09 | 2021-12-09 | Blocking type transmission line jumper wire windage yaw prevention device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123075437.6U CN216413876U (en) | 2021-12-09 | 2021-12-09 | Blocking type transmission line jumper wire windage yaw prevention device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216413876U true CN216413876U (en) | 2022-04-29 |
Family
ID=81283233
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123075437.6U Active CN216413876U (en) | 2021-12-09 | 2021-12-09 | Blocking type transmission line jumper wire windage yaw prevention device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216413876U (en) |
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2021
- 2021-12-09 CN CN202123075437.6U patent/CN216413876U/en active Active
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