CN215118480U - Windage yaw prevention insulator suspension device - Google Patents
Windage yaw prevention insulator suspension device Download PDFInfo
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- CN215118480U CN215118480U CN202120590039.9U CN202120590039U CN215118480U CN 215118480 U CN215118480 U CN 215118480U CN 202120590039 U CN202120590039 U CN 202120590039U CN 215118480 U CN215118480 U CN 215118480U
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Abstract
The utility model provides a prevent wind partial insulator linkage, include: a cross arm; the yoke plate is positioned below the cross arm; one end of each insulator is fixed on the connecting plate, the other end of each insulator inclines upwards and is fixed on the cross arm, and the included angle between the two insulators is 30-60 degrees. The utility model discloses a prevent wind inclined to one side insulator linkage through slope setting two insulators on yoke plate and cross arm, and the contained angle between two insulators is 30 ~ 60, is "V" style of calligraphy between two insulators and hangs, hangs through "V" style of calligraphy, and the mutual control of two insulator chains itself suppresses insulator and high-pressure lead wire at strong wind weather swing with the wind.
Description
Technical Field
The utility model relates to a power transmission and transformation engineering technical field especially relates to a prevent wind partial insulator linkage.
Background
At present, a substation outgoing insulator adopts a single-point suspension mode, namely an I-shaped insulator suspension mode, as shown in fig. 1. At low wind speeds, this suspension is generally not problematic. However, in some areas, for example, the junction points of the north-south and east-east power grids are affected by the geographical environment and the location, the weather in the annual wind season is more, the average gale weather above 7 is more than 150 days, the maximum wind power reaches 12 levels, if a single-point suspension mode is adopted, the insulator and the high-voltage lead swing with the wind in the gale weather, the single-point suspension lead falls off with probability in the gale season, and the fallen lead is easy to have interphase short circuit or phase failure operation, so that a large-area power failure accident of the power grid is caused.
Based on the technical problem that the existing outgoing insulator of the transformer substation adopts a single-point suspension mode, improvement is needed.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a prevent wind partial insulator linkage to solve the technical problem that exists among the prior art.
The technical scheme of the utility model is realized like this: the utility model provides a prevent wind partial insulator linkage, include:
a cross arm;
the yoke plate is positioned below the cross arm;
and one end of each insulator is fixed on the connecting plate, the other end of each insulator is upwards inclined and fixed on the cross arm, and the included angle between the two insulators is 30-60 degrees.
On the basis of the technical scheme, the wind deflection prevention insulator suspension device preferably further comprises a bowl head hanging plate, one end of the bowl head hanging plate is fixed with the connecting plate, and the other end of the bowl head hanging plate is connected with the insulator.
On the basis of the above technical solution, preferably, the windage yaw prevention insulator suspension device, the yoke plate includes:
the first plate body is provided with a plurality of first columns and first grooves arranged among the first columns on one side surface at intervals;
the first plate body is provided with a plurality of first column bodies and first grooves arranged among the first column bodies, wherein the first column bodies can be inserted into the first grooves;
and the pair of connecting plates are respectively arranged on the upper end surface of the first plate body and the upper end surface of the second plate body, screw holes are formed in the connecting plates, and a bolt is in threaded connection with the screw holes so that the first plate body and the second plate body are fixed.
Further preferably, the windage yaw prevention insulator suspension device is characterized in that a first cavity is arranged in the first plate body, the first cavity is communicated with the first groove, a first elastic sheet is arranged in the first cavity, a first elastic piece is fixed between the inner wall of the first cavity and the first elastic sheet, and the second cylinder can be inserted into the first groove and abutted against the first elastic sheet.
Further preferably, the windage yaw prevention insulator suspension device is characterized in that a second cavity is arranged in the second plate body, the second cavity is communicated with the second groove, a second elastic sheet is arranged in the second cavity, a second elastic piece is fixed between the inner wall of the second cavity and the second elastic sheet, and the first cylinder body can be inserted into the second groove and abutted against the second elastic sheet.
Further preferably, in the windage yaw prevention insulator suspension device, the end portion of the second column body is arc-shaped, and a first recess is formed in the end portion of the first elastic piece corresponding to the second column body.
Preferably, in the windage yaw prevention insulator suspension device, the end of the first column is arc-shaped, and a second recess is formed in the end of the second elastic piece corresponding to the first column.
The utility model discloses a prevent wind partial insulator linkage has following beneficial effect for prior art:
(1) the utility model discloses a prevent wind off-set insulator linkage, through slope set up two insulators on yoke plate and cross arm, the contained angle between two insulators is 30 ~ 60, is "V" style of calligraphy between two insulators and hangs, through "V" style of calligraphy hang, the mutual restraint of two insulator chains itself inhibits insulator and high-pressure lead wire at strong wind weather swing with the wind;
(2) the utility model discloses a prevent wind partial insulator linkage, the yoke plate includes first plate body, the second plate body of split type connection, compares integrated into one piece's yoke plate, and split type yoke plate is more convenient for transport;
(3) the utility model discloses a prevent wind partial insulator linkage, including first shell fragment and first elastic component, when the yoke plate receives the exogenic action, the second cylinder is contradicted on first shell fragment, under the cushioning effect of first shell fragment and first elastic component, can dissipate the exogenic action, plays the effect of protection yoke plate;
(4) the utility model discloses a prevent wind partial insulator linkage, including second shell fragment and second elastic component, when the yoke plate received the exogenic action, first cylinder was contradicted on the second shell fragment, under the cushioning effect of second shell fragment and second elastic component, can dissipate external force, played the effect of protection yoke plate.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic diagram of a single-point suspension of an insulator in the prior art;
fig. 2 is a schematic structural view of the windage yaw prevention insulator suspension device of the present invention;
fig. 3 is a schematic structural diagram of a yoke plate in one embodiment of the windage yaw prevention insulator suspension device of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work all belong to the protection scope of the present invention.
As shown in fig. 1, which is a single-point suspension manner adopted by an insulator in the prior art, in fig. 1, 1 is a cross arm, 2 is an insulator, 3 is a yoke plate, 4 is a socket clevis, 5 is a U-shaped clevis, 6 is an equalizing ring, and 7 is a suspension wire clamp, wherein one end of the insulator 2 is mounted on the cross arm 1 through the U-shaped clevis 5, the other end is mounted on the yoke plate 3 through the socket clevis 4, the two ends of the insulator 2 are respectively provided with the equalizing ring 6, and the suspension wire clamp 7 is mounted on the yoke plate 3; the existing insulator adopts a single-point suspension mode, namely an I-shaped insulator suspension mode, and is influenced by strong wind, the insulator and a high-voltage lead swing with wind in strong wind weather, and the lead at the single-point suspension position falls off with probability in strong wind seasons.
As shown in fig. 2, an embodiment of the present application provides a windage yaw prevention insulator suspension device, including:
a cross arm 1;
the yoke plate 3 is positioned below the cross arm 1;
one end of each insulator 2 is fixed on the connecting plate 3, the other end of each insulator 2 inclines upwards and is fixed on the cross arm 1, and the included angle between the two insulators 2 is 30-60 degrees.
It should be noted that, this application prevent wind partial insulator linkage through inclining to set up two insulators 2 on yoke plate 3 and cross arm 1 to the contained angle between two insulators 2 is the acute angle, and is concrete, and the contained angle between two insulators 2 is 30 ~ 60, is "V" style of calligraphy between two insulators and hangs, hangs through "V" style of calligraphy, and the mutual containment of two insulator chains itself suppresses insulator and high-voltage lead wire at the windy weather swing.
In some embodiments, the socket hanging plate further comprises a socket hanging plate 4, one end of the socket hanging plate 4 is fixed with the yoke plate 3, and the other end of the socket hanging plate 4 is connected with the insulator 2.
In the above embodiment, the insulator 2 is connected to the yoke plate 3 through the socket clevis 4, the insulator 2 is connected to the cross arm 1 through the U-shaped suspension loop 5, in practice, an angle steel may be welded to the cross arm 1, an elbow is provided on the U-shaped suspension loop 5, and the connection between the U-shaped suspension loop 5 and the cross arm 1 is realized through the threaded connection between the elbow and the angle steel; the insulator 2 is also provided with an equalizing ring 6, and the yoke plate 3 is also provided with a suspension wire clamp 7; the insulator 2 is a conventional insulator in the prior art, and comprises an extraction rod (an insulating core rod), an umbrella skirt (external insulation), an end hardware fitting, an accessory (a grading ring) and the like, wherein the extraction rod is a glass fiber epoxy resin extraction rod, and the umbrella skirt is a silicon rubber umbrella skirt.
As shown in fig. 3, in some embodiments, the header plate 3 includes:
a first plate 31 having a plurality of first columns 32 and first grooves 33 formed between the first columns 32 on one side surface thereof at intervals;
a second plate 30, one side of which is provided with a plurality of second columns 34 at intervals and second grooves 35 arranged between the second columns 34, wherein the first column 32 can be inserted into the second grooves 35, and the second columns 34 can be inserted into the first grooves 33;
a pair of connecting plates 36 respectively disposed on the upper end surface of the first plate 31 and the upper end surface of the second plate 30, the connecting plates 36 are each provided with a screw hole 37, and a bolt is screwed in the screw hole 37 to fix the first plate 31 and the second plate 30.
In the above embodiment, the first columns 32 are arranged on the side surface of the first plate 31 at intervals, and the first groove 33 is arranged between two adjacent first columns 32; a plurality of second cylinders 34 are arranged on the side surface of the second plate body 30 at intervals, and a second groove 35 is arranged between two adjacent second cylinders 34; the first column 32 can be inserted into the corresponding second groove 35, and the second column 34 can be inserted into the corresponding first groove 33; meanwhile, the upper end surface of the first plate body 31 and the upper end surface of the second plate body 30 are both provided with connecting plates 36, screw holes 37 are formed in the connecting plates 36, and the first plate body 31 and the second plate body 30 can be fixed through the bolt in a threaded mode through the screw holes 37; when the connecting plate is used, the first column body 32 is inserted into the second groove 35, the second column body 34 is inserted into the first groove 33, and the connecting plate 36 is screwed, so that the assembly of the connecting plate 3 can be completed. Yoke plate 3 includes split type first plate body 31, the second plate body 30 of connecting in this application, compares integrated into one piece's yoke plate, and split type yoke plate 3 is more convenient for transport.
In some embodiments, a first cavity 81 is disposed in the first plate 31, the first cavity 81 is communicated with the first groove 33, a first elastic piece 82 is disposed in the first cavity 81, a first elastic piece 83 is fixed between an inner wall of the first cavity 81 and the first elastic piece 82, and the second plate 34 is inserted into the first groove 33 and abuts against the first elastic piece 82.
In the above embodiment, the first elastic sheet 82 is disposed in the first chamber, and specifically, the first elastic sheet 82 is made of a metal material, such as copper or beryllium copper; the first elastic member 83 may be a spring, and specifically, a plurality of first elastic members 83 may be disposed between the inner wall of the first chamber 81 and the first elastic sheet 82 at intervals; thus, when the yoke plate 3 is acted by external force, the second column 34 is abutted against the first elastic sheet 82, and the external force can be dissipated under the buffer action of the first elastic sheet 82 and the first elastic piece 83, so that the yoke plate 3 is protected.
In some embodiments, a second cavity 84 is disposed in the second plate 30, the second cavity 84 is communicated with the second groove 35, a second elastic sheet 85 is disposed in the second cavity 84, a second elastic member 86 is fixed between an inner wall of the second cavity 84 and the second elastic sheet 85, and the first column 32 can be inserted into the second groove 35 and abut against the second elastic sheet 85.
In the above embodiment, the second elastic sheet 85 is disposed in the second chamber 84, and the second elastic sheet 85 is made of a metal material, such as copper or beryllium copper; the second elastic element 86 may be a spring, and specifically, a plurality of second elastic elements 86 may be disposed between the inner wall of the second chamber 84 and the second elastic sheet 85 at intervals; thus, when the yoke plate 3 is acted by external force, the first column 32 is abutted against the second elastic sheet 85, and the external force can be dissipated under the buffer action of the second elastic sheet 85 and the second elastic piece 86, so that the yoke plate 3 is protected.
In some embodiments, the end of the second column 34 is arc-shaped, and the first elastic piece 82 is provided with a first recess corresponding to the end of the second column 34.
In the above embodiment, the end of the second cylinder 34 is arc-shaped, the end of the first elastic sheet 82 corresponding to the second cylinder 34 is provided with the first recess, the first recess is matched with the end of the second cylinder 34, the end of the second cylinder 34 can be abutted against the first recess, the end of the second cylinder 34 is arc-shaped, the contact area between the second cylinder 34 and the first elastic sheet 82 is larger, force conduction is facilitated, and external force is dissipated quickly.
In some embodiments, the end of the first column 33 is arc-shaped, and the second elastic sheet 85 is provided with a second recess corresponding to the end of the first column 33.
In the above embodiment, the end of the first column 33 is arc-shaped, the second elastic sheet 85 is provided with a second recess corresponding to the end of the first column 33, the second recess and the end of the first column 33, the end of the first column 33 can be abutted against the second recess, and by setting the end of the first column 33 to be arc-shaped, the contact area between the first column 33 and the second elastic sheet 85 is larger, which is more beneficial to force transmission and fast dissipation of external force.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a prevent windage yaw insulator linkage which characterized in that includes:
a cross arm;
the yoke plate is positioned below the cross arm;
and one end of each insulator is fixed on the connecting plate, the other end of each insulator is upwards inclined and fixed on the cross arm, and the included angle between the two insulators is 30-60 degrees.
2. The windage yaw prevention insulator suspension device of claim 1, further comprising a socket clevis, one end of the socket clevis being fixed to the yoke plate and the other end being connected to the insulator.
3. The windage yaw insulator suspension system of claim 1, wherein the yoke plate comprises:
the first plate body is provided with a plurality of first columns and first grooves arranged among the first columns on one side surface at intervals;
the first plate body is provided with a plurality of first column bodies and first grooves arranged among the first column bodies, wherein the first column bodies can be inserted into the first grooves;
and the pair of connecting plates are respectively arranged on the upper end surface of the first plate body and the upper end surface of the second plate body, screw holes are formed in the connecting plates, and a bolt is in threaded connection with the screw holes so that the first plate body and the second plate body are fixed.
4. The wind deflection prevention insulator suspension device according to claim 3, wherein a first cavity is formed in the first plate body, the first cavity is communicated with the first groove, a first elastic sheet is arranged in the first cavity, a first elastic member is fixed between an inner wall of the first cavity and the first elastic sheet, and the second post body can be inserted into the first groove and abutted against the first elastic sheet.
5. The wind deflection prevention insulator suspension device according to claim 3, wherein a second cavity is formed in the second plate body, the second cavity is communicated with the second groove, a second elastic sheet is arranged in the second cavity, a second elastic member is fixed between the inner wall of the second cavity and the second elastic sheet, and the first column body can be inserted into the second groove and abutted against the second elastic sheet.
6. The wind deflection prevention insulator suspension device according to claim 4, wherein an end portion of the second column is arc-shaped, and a first recess is formed in an end portion of the first elastic piece corresponding to the second column.
7. The wind deflection prevention insulator suspension device according to claim 5, wherein an end portion of the first column is arc-shaped, and a second recess is formed in the second elastic piece corresponding to the end portion of the first column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120590039.9U CN215118480U (en) | 2021-03-23 | 2021-03-23 | Windage yaw prevention insulator suspension device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120590039.9U CN215118480U (en) | 2021-03-23 | 2021-03-23 | Windage yaw prevention insulator suspension device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215118480U true CN215118480U (en) | 2021-12-10 |
Family
ID=79344454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120590039.9U Expired - Fee Related CN215118480U (en) | 2021-03-23 | 2021-03-23 | Windage yaw prevention insulator suspension device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215118480U (en) |
-
2021
- 2021-03-23 CN CN202120590039.9U patent/CN215118480U/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: 20211210 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |