CN110098586B - Connection structure of XGU-shaped wire clamp hanging plate and ship body of power transmission line and use method - Google Patents
Connection structure of XGU-shaped wire clamp hanging plate and ship body of power transmission line and use method Download PDFInfo
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- CN110098586B CN110098586B CN201910413324.0A CN201910413324A CN110098586B CN 110098586 B CN110098586 B CN 110098586B CN 201910413324 A CN201910413324 A CN 201910413324A CN 110098586 B CN110098586 B CN 110098586B
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/05—Suspension arrangements or devices for electric cables or lines
- H02G7/053—Suspension clamps and clips for electric overhead lines not suspended to a supporting wire
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Abstract
The invention discloses a connection structure of an XGU-shaped wire clamp hanging plate and a ship body of a power transmission line, belonging to the technical field of high-voltage power transmission devices and comprising a wire clamp ship body; positioning shafts are respectively fixed on the front side end and the rear side end of the line clamp hull; the wire clamp hanging plate is arranged on the wire clamp ship body through a positioning shaft; the method is characterized in that: a positioning through hole matched with the positioning shaft in size is formed in the wire clamp hanging plate, and the positioning shaft penetrates through the positioning through hole; the end part of the positioning shaft is also provided with a pin hole along the radial direction; the wire clamp hanging plate is fixed on the positioning shaft through the anti-falling device; the anti-falling device comprises a functional washer which is sleeved on the positioning shaft and is in an annular structure; the functional washer is provided with a mounting hole along the radial direction; the mounting holes are overlapped with the axes of the pin holes; the invention effectively solves the problem that gaskets and R pins of wire clamp hanging plates on two sides of an XGU type wire clamp in the existing power transmission line are easy to fall off after being corroded, thereby influencing the potential safety hazard of a wire.
Description
Technical Field
The invention relates to the technical field of high-voltage power transmission devices, in particular to a connecting structure of an XGU-shaped wire clamp hanging plate of a power transmission line and a ship body and a using method of the connecting structure.
Background
The XGU type wire clamp is used on a suspension insulator string (containing drainage) of a 220 KV transmission line in a large quantity. After the wire clamp hanging plates on the two sides of the XGU type wire clamp are connected with the wire clamp ship body, the outer sides of the XGU type wire clamp hanging plates are fixed on the two sides of the wire clamp hanging plates in the form of gaskets and R pins, the gaskets and the R pins are generally made of iron galvanized materials, and the gaskets and the R pins are easy to rust and fall off under the action of temperature, humidity, atmospheric pollution and the like. When the wire meets the natural weather conditions of strong wind, ice melting, falling and the like, the wire can swing, and one side of the wire clamp is easy to fall off, so that the safety event of the power equipment with the wire falling is caused.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the utility model provides a connection structure of transmission line XGU type fastener link plate and hull to solve the packing ring that uses and the R round pin that take place easily on the current XGU type fastener link plate of both sides and drop after the corrosion and lead to the wire tenesmic problem.
In order to solve the problems, the invention provides the following technical scheme:
a connection structure of an XGU-shaped wire clamp hanging plate and a ship body of a power transmission line comprises a wire clamp ship body; positioning shafts are respectively fixed on the front side end and the rear side end of the line clamp hull; the wire clamp hanging plate is arranged on the wire clamp ship body through a positioning shaft; a positioning through hole matched with the positioning shaft in size is formed in the wire clamp hanging plate, and the positioning shaft penetrates through the positioning through hole; the end part of the positioning shaft is also provided with a pin hole along the radial direction; the wire clamp hanging plate is fixed on the positioning shaft through the anti-falling device; the anti-falling device comprises a functional washer which is sleeved on the positioning shaft and is in an annular structure; the functional washer is provided with a mounting hole along the radial direction; the mounting holes are overlapped with the axes of the pin holes; the pin is inserted in the mounting hole and the pin hole; the functional gasket comprises a ring, and a first boss and a second boss which are arranged on one side end face of the ring and are oppositely arranged; the mounting hole comprises a step through hole and a positioning through hole which are respectively arranged on the first boss and the second boss; the step through hole is coincided with the axis of the positioning through hole; one end of the functional washer, which is not provided with the first boss, is attached to the wire clamp hanging plate; the pin is provided with a second limiting block and a first limiting block at the two ends facing the inside and the outside of the ring respectively; the distance between the first limiting block and the second limiting block is smaller than the diameter of the outer ring of the ring; the sizes of the first limiting block and the second limiting block are not smaller than the size of one end with a small aperture on the step through hole; the second limiting block is in interference fit with the positioning through hole.
Preferably, the collar, the first boss and the second boss are of an integrally cast construction.
Preferably, the pin hole is arranged along the vertical direction, and the first boss and the first limiting block are sequentially arranged at the upper top of the pin hole from bottom to top.
Preferably, the functional washer and the pin are both made of 304 stainless steel materials.
The invention also discloses a use method of the connection structure of the XGU-shaped wire clamp hanging plate of the power transmission line and the ship body, which comprises the following steps:
s1, mounting positioning shafts on two sides of the wire clamp hull through the positioning through holes in the wire clamp hanging plate to clamp the wire clamp hull in the middle of the wire clamp hanging plate;
s2, pulling the pin on the functional washer outwards from the first limiting block until the second limiting block at the lower bottom of the functional washer enters the step through hole;
s3, keeping the pulling-up state of the pin in the S2, installing the functional gasket on the wire clamp hull through the matching of the inner ring of the functional gasket and a positioning shaft on the wire clamp hull in the S1, and enabling the plane end of the functional gasket to be opposite to the outer side face of the wire clamp hanging plate;
and S4, rotating the functional washer installed in the S3 to enable the pin to rotate to be opposite to the pin hole on the positioning shaft, and the first limiting block is positioned at the upper end part of the positioning shaft.
S5, pressing the pin downwards from the first limiting block to enable the pin to be inserted into the pin hole until the second limiting block enters the positioning through hole, and enabling the first limiting block to be attached to the first boss.
The invention has the beneficial effects that:
according to the anti-drop transformation method, the anti-drop transformation is carried out on the connecting structure of the XGU type wire clamp hanging plate and the ship body of the common power transmission line, the original R pin and the gasket are transformed into an integral movable structure, and the positioning hole for positioning and installing the pin arranged on the gasket is utilized to effectively solve the problem that the gasket and the R pin of the XGU type wire clamp hanging plate on two sides of the XGU type wire clamp are easy to drop after being corroded in the power transmission line at present, so that the potential safety hazard of a wire is influenced, and the reliability of power transmission line equipment in the operation; on the other hand, the invention has simple structure and is convenient for processing and manufacturing; the anti-drop part is light, the installation and operation are simple and convenient, and the large-area replacement and installation are easy.
Drawings
FIG. 1 is a schematic structural view of the present invention in an embodiment;
FIG. 2 is an enlarged view of the anti-separation device of FIG. 1;
FIG. 3 is a schematic structural view of a single anti-separation device in the present embodiment;
FIG. 4 is a left side view of FIG. 3;
FIG. 5 is a schematic structural view of a functional gasket according to the present embodiment;
FIG. 6 is a left side sectional view of FIG. 5;
description of reference numerals: 1. fastener hull, 2, location axle, 3, fastener link plate, 4, anticreep device, 21, pinhole, 41, function packing ring, 42, mounting hole, 43, pin, 411, ring, 412, first boss, 413, second boss, 421, step through-hole, 422, positioning hole, 431, first stopper, 432, second stopper.
Detailed Description
The invention will be further described with reference to the following drawings and specific embodiments:
example (b):
referring to fig. 1 to 3, the embodiment provides a connection structure of an XGU-shaped wire clamp hanging plate of a power transmission line and a ship body, which includes a wire clamp ship body 1; positioning shafts 2 are respectively fixed on the front side end and the rear side end of the cable clamp hull 1; the wire clamp hanging plate 3 is arranged on the wire clamp ship body 1 through the positioning shaft 2; a positioning through hole matched with the positioning shaft 2 in size is formed in the wire clamp hanging plate 3, and the positioning shaft 2 penetrates through the positioning through hole; a pin hole 21 is also formed at the end part of the positioning shaft 2 along the radial direction; the wire clamp hanging plate 3 is fixed on the positioning shaft 2 through the anti-falling device 4; the anti-falling device 4 comprises a functional washer 41 which is sleeved on the positioning shaft 2 and is in an annular structure; a mounting hole 42 is formed in the functional washer 41 along the radial direction thereof; the mounting hole 42 coincides with the axis of the pin hole 21; the pin 43 is inserted in the mounting hole 42 and the pin hole 21; the functional gasket 41 includes a ring 411 and two oppositely disposed first bosses 412 and second bosses 413 provided on one side end face of the ring 411; the mounting hole 42 includes a step through hole 421 and a positioning through hole 422 opened on the first boss 412 and the second boss 413, respectively; the axes of the step through hole 421 and the positioning through hole 422 coincide; and the end of the functional washer 41 not provided with the first boss 412 is placed in a fitting manner with the wire clamp hanging plate 3; the pin 43 is provided with a second stopper 432 and a first stopper 431 at both ends facing the inside and outside of the ring 411; the distance between the first stop block 431 and the second stop block 432 is smaller than the diameter of the outer ring of the ring 411; the sizes of the first limiting block 431 and the second limiting block 432 are not smaller than that of one end with a small aperture on the step through hole 421; the second stopper 432 is in interference fit with the positioning through hole 422.
The collar 411, the first boss 412 and the second boss 413 are of integrally cast construction.
The pin hole 21 is arranged along the vertical direction, and the first boss 412 and the first stopper 431 are sequentially arranged at the upper top of the pin hole 21 from bottom to top.
The functional washer 41 and the pin 43 are both made of 304 stainless steel material.
In order to prevent the structural strength of the functional gasket 41 from being affected by the hinge of the mounting hole 42, a first boss 412 and a second boss 413 for opening the step through hole 421 and the positioning through hole 422 are provided on one end surface thereof, and the width of the two bosses is slightly larger than the hole diameter of the step through hole 421 and the positioning through hole 422 in order to reduce the quality of the entire device.
The pin 43 is integrally assembled into the first boss 412 and the second boss 413 to form the anti-falling device, and both are made of 304 stainless steel, and the 304 stainless steel has better corrosion resistance in an environment with higher humidity compared with other conventional galvanized ferrous materials, so that the service life of the device is further prolonged. The functional gasket 411 of the integrated device is easier to manufacture and has a relatively high strength.
In this embodiment, the first stopper 431, the second stopper 432 and the pin 43 are also integrated, and the matching relationship between the shaft rod part in the middle of the pin 43 and the small aperture end of the step through hole 421 is transition fit so as to facilitate the movement of the pin 43 on the first boss 412; the hole depth of the large-aperture end of the step through hole 421 is greater than the height of the second limiting block 432, one function of the second limiting block 432 is to bear the transverse force, and the second limiting block can lock the pin 43 in the device through the step through hole 421 on the first boss 412, so that the pin 43 cannot be lost in the non-installation state, and the pin 43 passes through the positioning shaft 2 under the self-weight of the pin 43 in the installation state, so that the gasket is separated from the positioning shaft 2.
In this embodiment, the matching relationship between the shaft portion of the middle portion of the pin 43 and the small-aperture end of the stepped through hole 421 is transition fit so as to facilitate the movement of the pin 43 on the first boss 412; meanwhile, in order to optimize the tensile force or torsion of the pin 43 in the boss, the depth of the pin 43 inserted into the functional washer 413 is limited by the first limiting block 412, so that part of the structure of the second limiting block 432 is in the positioning through hole 422, the second limiting block 432 connected in an interference manner is guaranteed to directly bear the force applied to the pin 43 in work instead of the shaft lever part in the middle of the pin 43, when the pin 43 is completely inserted into the boss, the part of the bottom of the second limiting block 432 exceeds the lower end of the 413 through hole, and the anti-falling device is convenient to detach and install in the practical process. Thereby improving the service life of the whole device.
The first limiting block 431, the first boss 412 and the pin hole 21 which are arranged from top to bottom enable the device to ensure that the pin 43 passes through the positioning shaft 2 for a long time under the action of gravity of the device after installation, so that the self-locking effect of the device is realized.
The embodiment also provides a use method of the connection structure of the XGU-shaped wire clamp hanging plate of the power transmission line and the ship body, which comprises the following steps:
s1, mounting the positioning shafts 2 on the two sides of the wire clamp hull 1 through the positioning through holes on the wire clamp hanging plates 3 to clamp the wire clamp hull 1 in the middle of the wire clamp hanging plates 3;
s2, pulling the pin 43 on the functional washer 4 outwards from the first limit block 431 until the second limit block 432 at the lower bottom of the first limit block enters the step through hole 421;
s3, keeping the pulling-up state of the pin 43 in the S2, installing the functional washer 4 on the wire clamp hull 1 through the matching of the inner ring of the functional washer 4 and the positioning shaft 2 on the wire clamp hull 1 in the S1, and enabling the plane end of the functional washer 4 to be opposite to the outer side face of the wire clamp hanging plate 3;
and S4, rotating the functional washer 4 installed in the S3 to enable the pin 43 to rotate to be opposite to the pin hole 21 on the positioning shaft 2, and enabling the first limiting block 431 to be located at the upper end part of the positioning shaft 2.
S5, the pin 43 is pressed downward from the first stopper 431 and inserted into the pin hole 21 until the second stopper enters the positioning through hole 422, and the first stopper 431 is attached to the first boss 412.
Claims (5)
1. A connection structure of an XGU-shaped wire clamp hanging plate and a ship body of a power transmission line comprises a wire clamp ship body (1); positioning shafts (2) are respectively fixed on the front side end and the rear side end of the line clamp hull (1); the wire clamp hanging plate (3) is arranged on the wire clamp hull (1) through the positioning shaft (2); the method is characterized in that: a positioning through hole matched with the positioning shaft (2) in size is formed in the wire clamp hanging plate (3), and the positioning shaft (2) penetrates through the positioning through hole; a pin hole (21) is also formed at the end part of the positioning shaft (2) along the radial direction; the wire clamp hanging plate (3) is fixed on the positioning shaft (2) through the anti-falling device (4); the anti-falling device (4) comprises a functional washer (41) which is sleeved on the positioning shaft (2) and is of an annular structure; a mounting hole (42) is formed in the functional washer (41) along the radial direction; the mounting hole (42) coincides with the axis of the pin hole (21); the pin (43) is inserted in the mounting hole (42) and the pin hole (21); the functional gasket (41) comprises a ring (411) and two oppositely-placed first bosses (412) and second bosses (413) arranged on one side end face of the ring (411); the mounting hole (42) comprises a step through hole (421) and a positioning through hole (422) which are respectively arranged on the first boss (412) and the second boss (413); the axes of the step through hole (421) and the positioning through hole (422) are coincided; one end of the functional washer (41) which is not provided with the first boss (412) is attached to the wire clamp hanging plate (3); the pin (43) is provided with a second limit block (432) and a first limit block (431) at the two ends facing the inside and the outside of the ring (411) respectively; the distance between the first limiting block (431) and the second limiting block (432) is smaller than the diameter of the outer ring of the ring (411); the sizes of the first limiting block (431) and the second limiting block (432) are not smaller than the size of one end with small aperture on the step through hole (421); the fit relation between the second limiting block (432) and the positioning through hole (422) is interference fit.
2. The connection structure of transmission line XGU type fastener link plate and hull of claim 1, characterized in that: the ring (411), the first boss (412) and the second boss (413) are of an integral casting structure.
3. The connection structure of transmission line XGU type fastener link plate and hull of claim 1, characterized in that: the pin hole (21) is arranged along the vertical direction, and the first boss (412) and the first limiting block (431) are sequentially arranged at the upper top of the pin hole (21) from bottom to top.
4. The connection structure of transmission line XGU type fastener link plate and hull of claim 1, characterized in that: the functional washer (41) and the pin (43) are both made of 304 stainless steel materials.
5. The use method of the connection structure of the XGU-shaped wire clamp hanging plate of the power transmission line and the ship body according to any one of claims 1 to 4, is characterized in that: the method comprises the following steps:
s1, mounting the positioning shafts (2) on the two sides of the wire clamp hull (1) through the positioning through holes on the wire clamp hanging plates (3) to clamp the wire clamp hull (1) in the middle of the wire clamp hanging plates (3);
s2, pulling up the pin (43) on the functional washer (4) from the first limit block (431) until the second limit block (432) at the lower bottom enters the step through hole (421);
s3, keeping the pulling-up state of the pin (43) in the S2, installing the functional washer (4) on the wire clamp hull (1) through the matching of the inner ring of the functional washer (4) and the positioning shaft (2) on the wire clamp hull (1) in the S1 center line, and enabling the plane end of the functional washer (4) to be opposite to the outer side face of the wire clamp hanging plate (3);
s4, rotating the functional washer (4) installed in the S3 to enable the pin (43) to rotate to be opposite to the pin hole (21) on the positioning shaft (2), and enabling the first limiting block (431) to be located at the upper end part of the positioning shaft (2);
s5, the pin (43) is pressed downwards from the first limiting block (431) and inserted into the pin hole (21) until the second limiting block enters the positioning through hole (422), and the first limiting block (431) is attached to the first boss (412).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910413324.0A CN110098586B (en) | 2019-05-17 | 2019-05-17 | Connection structure of XGU-shaped wire clamp hanging plate and ship body of power transmission line and use method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910413324.0A CN110098586B (en) | 2019-05-17 | 2019-05-17 | Connection structure of XGU-shaped wire clamp hanging plate and ship body of power transmission line and use method |
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| Publication Number | Publication Date |
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| CN110098586A CN110098586A (en) | 2019-08-06 |
| CN110098586B true CN110098586B (en) | 2020-09-25 |
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| CN201910413324.0A Active CN110098586B (en) | 2019-05-17 | 2019-05-17 | Connection structure of XGU-shaped wire clamp hanging plate and ship body of power transmission line and use method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2598799Y (en) * | 2003-03-26 | 2004-01-14 | 李龙秀 | Tipping bin type miner's truck having new type joining device |
| CN1825728A (en) * | 2005-02-24 | 2006-08-30 | 花为淦 | Wire Suspension Clamp |
| KR20070045714A (en) * | 2005-10-28 | 2007-05-02 | 현대모비스 주식회사 | Nut loose protecting structure |
| CN201448339U (en) * | 2009-03-13 | 2010-05-05 | 何天麟 | Pin-type anti-theft nut |
| CN202381495U (en) * | 2011-12-15 | 2012-08-15 | 株洲市高远电池有限公司 | Bolt-on connection locking device for lithium ion battery pack |
| KR101602806B1 (en) * | 2014-05-26 | 2016-03-11 | 석수애 | Loosing prevention bolt assembly |
| CN204755543U (en) * | 2015-05-29 | 2015-11-11 | 海盐宇星螺帽有限责任公司 | Firm locknut |
| CN206690793U (en) * | 2017-05-19 | 2017-12-01 | 广东工业大学 | A kind of fast disassembly type wheel hub mounting structure |
| CN209658853U (en) * | 2019-05-17 | 2019-11-19 | 贵州电网有限责任公司 | A kind of connection structure of transmission line of electricity XGU shaped cable clamp hanging plate and hull |
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