CN211858929U - Portable insulating overhead ground wire earth connection wire end chuck - Google Patents
Portable insulating overhead ground wire earth connection wire end chuck Download PDFInfo
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- CN211858929U CN211858929U CN201922228413.6U CN201922228413U CN211858929U CN 211858929 U CN211858929 U CN 211858929U CN 201922228413 U CN201922228413 U CN 201922228413U CN 211858929 U CN211858929 U CN 211858929U
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Abstract
The utility model belongs to the technical field of electric power fortune dimension overhauls auxiliary assembly and specifically relates to a portable insulation overhead ground wire earth connection wire end chuck is related to. The utility model provides an insulating overhead ground wire earth connection wire end chuck of portable, including the insulating bar, the one end of insulating bar is connected with and inserts the gold utensil soon, the one end joint of keeping away from the insulating bar of inserting the gold utensil soon has fast plug, the one end of keeping away from and inserting the gold utensil soon of fast plug is provided with the lifting screw, threaded connection has the lifting nut on the lifting screw, be connected with the connecting plate through the lifter on the lifting nut, be provided with the double-layered line bolt that is used for fixed annealed copper line on the connecting plate, the one end of keeping away from fast plug of lifting screw is provided with the wire clamping head, be provided with on the connecting plate and cooperate and be used for pressing from both. The utility model discloses can guarantee to be connected closely with insulating overhead earth wire, and hang and establish the insulating bar after accomplishing and can relax and articulate the gold utensil and break away from to the time is established in the reduction string.
Description
Technical Field
The utility model belongs to the technical field of electric power fortune dimension overhauls auxiliary assembly and specifically relates to a portable insulation overhead ground wire earth connection wire end chuck is related to.
Background
With the rapid development of power transmission and transformation in China, the construction process is more and more standardized, scientific and technical, and the used equipment is more and more advanced. With the continuous development of power technology and the continuous improvement of requirements of social demands on power supply safety and stability, safe operation is more and more important for each power enterprise.
The insulating overhead ground wire has the defects of damage, strand scattering and the like sometimes, and the ground wire is not communicated with the ground, so that when the insulating overhead ground wire is overhauled, the ground wire needs to be hung to prevent the damage of induction electricity to maintainers.
The ground wire that present insulating overhead ground wire hung established adopts 35kV ground wire chuck or the special ground wire chuck of each unit development more, nevertheless because of hanging when establishing and insulating overhead ground wire keep certain safe distance, it is higher to hanging to establish the angle and select the requirement, the current insulating overhead ground wire lead end chuck of portable hangs establishes the degree of difficulty big, consuming time longer, and the ground wire line footpath is little, 35kV ground wire clamp is hung to establish the back and is connected the contact inseparable with the ground wire, causes induced-current can not in time flow into the ground, probably causes the injury to the maintainer.
For example, Chinese patent publication numbers are: CN104638397A, in an insulating overhead earth wire ground wire device of 2015 5/20 th notice, its characterized in that, the device body includes a dop and a cavity insulator spindle, the dop is equipped with side direction open-ended U-shaped draw-in groove to be connected with the stranded annealed copper line of taking transparent sheath, wear to be equipped with a flexible depression bar in the cavity insulator spindle, flexible depression bar passes in the back plate of dop stretches into the U-shaped draw-in groove, the top of flexible depression bar sets up a clamp plate, the flexible depression bar overcoat that the back plate of clamp plate and dop was held is equipped with a reply spring and makes the front bezel that the clamp plate compressed tightly the dop, the rear end of flexible depression bar is connected a holding handle that pulls down flexible depression bar. Although the device can be more firm hang on overhead earth wire, be difficult for droing, it is big to hang to establish the degree of difficulty, and is consuming time longer, and the earth wire line footpath is little, hangs to establish the back and is connected the contact inseparable enough with the earth wire, causes induced-current can not in time flow into the ground, probably causes the injury to the maintainer.
Disclosure of Invention
The utility model discloses it is big to hanging of current portable insulation overhead ground wire earth connection wire end chuck to establish the degree of difficulty, it is consuming time longer, and the ground wire line footpath is little, it is inseparable enough with the ground wire connection contact to hang after establishing, cause induced-current can not in time flow into the ground, probably cause the problem of injury to the maintainer, it establishes the degree of difficulty low to provide one kind to hang, can guarantee to be connected closely with insulation overhead ground wire, and hang and establish the back insulation handle bar and can easily break away from with hanging the gold utensil, thereby reduce and hang and establish the time, alleviate operation personnel's physical power, the guarantee is hung and is established firm reliable portable insulation overhead ground wire earth connection wire end chuck.
The purpose of the utility model is mainly realized by the following scheme: the utility model provides an insulating overhead ground wire earth connection wire end chuck of portable, includes the insulating bar, the one end of insulating bar be connected with and insert the gold utensil soon, the one end joint of keeping away from the insulating bar of inserting the gold utensil soon have fast plug, the one end of keeping away from of fast plug insert the gold utensil soon and be provided with the lifting screw, the lifting screw on threaded connection have a lifting nut, the lifting nut on be connected with the connecting plate through the lifter, the connecting plate on be provided with the clamp wire bolt that is used for fixed annealed copper line, the one end of keeping away from of lifting screw be provided with wholly be conical wire clamping head, the connecting plate on be provided with wire clamping head and cooperate and be used for pressing from both sides the double-layered mouth of tight insulating overhead ground wire. One end of an insulating operating rod is connected with a quick-insert hardware fitting, one end of the quick-insert hardware fitting, which is far away from the insulating operating rod, is clamped with a quick plug, connection can be realized after the quick plug is inserted into the quick-insert hardware fitting, the quick plug and the quick-insert hardware fitting can be separated by applying opposite force, one end of the quick plug, which is far away from the quick-insert hardware fitting, is provided with a lifting screw rod, the lifting screw rod is in threaded connection with a lifting nut, the lifting nut is connected with a connecting plate through a lifting rod, the connecting plate is provided with a wire clamping bolt for fixing the annealed copper wire, one end of the lifting screw rod, which is far away from the quick plug, is provided with a clamping opening which is matched with the wire clamping head and used for clamping the insulated overhead ground wire, during specific operation, the annealed copper wire is locked on the connecting plate by using the positioning bolt before the wire clamping head is hung on the insulated overhead ground wire, after, the insulating operating rod is rotated to drive the lifting screw to rotate, and the clamping opening is limited on the insulating overhead ground wire, so that the clamping opening, the connecting plate, the lifting rod and the lifting nut are not moved, the lifting screw in threaded connection with the lifting nut is enabled to move along the axial direction, the wire clamping head is finally jacked in the clamping opening, the insulating overhead ground wire is clamped, the insulating operating rod is pulled downwards with force after the completion, the separation of the quick plug and the quick plug hardware is realized, and the separation of the insulating operating rod and the wire end chuck is finally completed; when the conductor end chuck needs to be dismounted, the insulating operating rod and the fast-inserting hardware fitting are used for connecting the fast plug, and the insulating operating rod is rotated to enable the wire clamping head not to clamp the insulating overhead ground wire any more.
Preferably, the inner wall of the fast-inserting fitting is provided with a clamping groove, and the outer wall of the fast plug is provided with a spring marble matched with the clamping groove. Be provided with the draw-in groove on the inner wall of inserting the gold utensil soon, be provided with on the outer wall of fast plug with draw-in groove matched with spring marble, spring marble is current joint structure, and the cooperation is inserted the draw-in groove on the gold utensil inner wall soon and is used, inserts fast plug and when inserting the gold utensil soon in, in the draw-in groove can be gone into to spring marble meeting card to realize connection between them, to fast plug and insert the gold utensil effect opposite direction power soon and can make both break away from.
Preferably, the cross section of the quick plug is hexagonal. The cross section of the quick plug is hexagonal, so that the quick plug cannot rotate after being inserted into the quick-inserting hardware fitting.
As preferred, the fastener include the fixed head of location head and be connected with lifting screw, one side of keeping away from lifting screw of fixed head be provided with the traveller, the fixed head on be provided with traveller sliding connection's gas storage chamber, the fixed head one end of keeping away from be provided with insulating overhead earth wire matched with arc binding face, arc binding face on be provided with the fastener, the inside of fastener have the chamber of aerifing, the fixed head on be provided with the air guide passageway that the chamber and the gas storage chamber were aerifyd in the intercommunication, the lateral wall of traveller and gas storage chamber between be connected with buffer spring. The wire clamping head comprises a positioning head and a fixing head connected with the lifting screw rod, one side of the fixing head far away from the lifting screw rod is provided with a sliding column, the positioning head is provided with an air storage cavity in sliding connection with the sliding column, one end of the positioning head far away from the fixing head is provided with an arc-shaped binding surface matched with the insulating overhead ground wire, the arc-shaped binding surface is provided with a wire clamping strip, the interior of the wire clamping strip is provided with an air inflation cavity, the positioning head is provided with an air guide channel communicated with the air inflation cavity and the air storage cavity, a buffer spring is connected between the sliding column and the side wall of the air storage cavity, when the lifting screw rod drives the wire clamping head to be propped against the insulating overhead ground wire, the end part of the positioning head is firstly propped against the insulating overhead ground wire, then the positioning head moves along the sliding column after being stressed and compressed by the buffer spring until the positioning head is propped against the fixing head, the buffer spring enables the positioning, when the locating head moves along the sliding column, gas in the gas storage cavity can enter the gas charging cavity along the gas guide channel, so that the clamping line can be more tightly surrounded on the insulating overhead ground wire after being expanded.
Preferably, the fixed head is provided with an internal thread hole in threaded connection with the lifting screw. The fixing head is provided with an internal thread hole in threaded connection with the lifting screw, the internal thread hole of the fixing head is screwed on the lifting screw, so that stable connection between the fixing head and the lifting screw can be realized, and the operation is very convenient.
Preferably, the lifting screw is welded on the quick plug. The lifting screw rod is welded on the quick plug, and the connection is very stable.
Preferably, the clip line is made of rubber material. The moulding is made of rubber material, has better elasticity.
Therefore, the utility model discloses an insulating overhead earth wire earth connection wire end chuck of portable possesses following advantage: the utility model discloses a hang and establish the degree of difficulty low, can guarantee to be connected closely with insulating overhead earth wire, and hang and establish that the back insulated operation pole can relax and articulate the gold utensil and break away from to reduce to hang and establish the time, alleviate operation personnel's physical power, the guarantee is hung and is established firmly reliably, the structure setting of double-layered end of a thread can match with the nip better and closely laminate on insulating overhead earth wire, solved insulating overhead earth wire fastener in the past and hung the problem of establishing the unable in close contact with of back fastener and earth wire that finishes, avoid causing the state of virtual string.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a side view of the present invention.
Fig. 3 is a partial cross-sectional view of the present invention.
Fig. 4 is a sectional view of the middle wire clamping head of the present invention.
Fig. 5 is an enlarged view at a in fig. 4.
Illustration of the drawings: 1-insulating operating rod, 2-fast inserting hardware fitting, 3-fast plug, 4-lifting screw rod, 5-lifting nut, 6-wire clamping head, 7-clamping opening, 8-lifting rod, 9-connecting plate, 10-wire clamping bolt, 11-annealed copper wire, 12-clamping groove, 13-spring ball, 14-positioning head, 15-fixing head, 16-buffer spring, 17-internal thread hole, 18-air charging cavity, 19-sliding column, 20-air storage cavity, 21-air guide channel, 22-clamping line and 23-arc-shaped binding surface.
Detailed Description
The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.
Example 1:
as shown in fig. 1, 2 and 3, a portable insulating overhead ground wire lead end chuck comprises an insulating operating rod 1, one end of the insulating operating rod 1 is connected with a fast-inserting fitting 2, one end of the fast-inserting fitting 2, which is far away from the insulating operating rod 1, is clamped with a fast plug 3, the inner wall of the fast-inserting fitting 2 is provided with a clamping groove 12, the outer wall of the fast plug 3 is provided with a spring marble 13 matched with the clamping groove 12, the spring marble 13 is of an existing clamping structure and is matched with the clamping groove 12 on the inner wall of the fast-inserting fitting 2 for use, when the fast plug 3 is inserted into the fast-inserting fitting 2, the spring marble 13 is clamped into the clamping groove 12, so that the connection between the fast plug 3 and the fast-inserting fitting 2 is realized, the fast plug 3 and the fast-inserting fitting 2 can be separated by applying opposite force, the cross section of the fast plug 3 is hexagonal, the fast plug 3 cannot rotate after being inserted into the fast-inserting fitting 2, one end, the lifting screw rod 4 is in threaded connection with a lifting nut 5, the lifting nut 5 is connected with a connecting plate 9 through a lifting rod 8, a wire clamping bolt 10 used for fixing a soft copper wire 11 is arranged on the connecting plate 9, one end of the lifting screw rod 4, far away from the quick plug 3, is provided with a wire clamping head 6 which is integrally conical, when the wire clamping head 6 is conical, a worker can conveniently observe the position during operation, a clamping opening 7 matched with the wire clamping head 6 and used for clamping an insulated overhead ground wire is arranged on the connecting plate 9, when the operation is carried out, the soft copper wire 11 is firstly locked on the connecting plate 9 through a positioning bolt before the wire clamping head of the ground wire is hung on the insulated overhead ground wire, after the fixation, the worker lifts the insulating operating rod 1 to hang the clamping opening 7 on the insulated overhead ground wire, the insulating operating rod 1 is rotated to drive the lifting screw rod 4 to rotate, and the clamping opening 7 is limited on the insulated overhead ground wire, so, The connecting plate 9, the lifting rod 8 and the lifting nut 5 are fixed, so that the lifting screw rod 4 in threaded connection with the lifting nut 5 moves in the axial direction, the wire clamping head 6 is finally pushed against the clamping opening 7, the insulating overhead ground wire is clamped, the insulating operating rod 1 is pulled downwards by force after the completion of the clamping, the fast plug 3 is separated from the fast plug fitting 2, and the separation of the insulating operating rod 1 from the wire end clamping head is finally completed; when the conductor end chuck needs to be dismounted, the insulating operating rod 1 and the fast-inserting hardware fitting 2 are used for connecting the fast plug 3, and the insulating operating rod 1 is rotated to enable the wire clamping head 6 to be no longer clamped on the insulating overhead ground wire.
As shown in fig. 4 and 5, the wire clamping head 6 includes a positioning head 14 and a fixing head 15 connected with the lifting screw 4, a sliding column 19 is disposed on one side of the fixing head 15 away from the lifting screw 4, an air storage cavity 20 slidably connected with the sliding column 19 is disposed on the positioning head 14, an arc-shaped abutting surface 23 matched with the insulating overhead ground wire is disposed at one end of the positioning head 14 away from the fixing head 15, a clamping strip 22 is disposed on the arc-shaped abutting surface 23, an air filling cavity 18 is disposed inside the clamping strip 22, an air guide channel 21 communicating the air filling cavity 18 with the air storage cavity 20 is disposed on the positioning head 14, a buffer spring 16 is connected between the sliding column 19 and a sidewall of the air storage cavity 20, when the lifting screw 4 drives the wire clamping head 6 to abut against the insulating overhead ground wire, an end of the positioning head 14 abuts against the insulating overhead ground wire first, then the positioning head 14 moves along the sliding column 19 after being compressed by a force until the buffer spring 16 abuts against the fixing head 15, the buffer spring 16 is arranged to enable the positioning head 14 to better match with the clamping opening 7 and to be tightly pressed against the insulated overhead ground wire, and when the positioning head 14 moves along the sliding column 19, the gas in the gas storage cavity 20 enters the gas filling cavity 18 along the gas guide channel 21, so that the clamping wire 22 can be more tightly surrounded on the insulated overhead ground wire after being expanded.
Be provided with on the fixed head 15 with lifting screw 4 threaded connection's internal thread hole 17, screw the internal thread hole 17 of fixed head 15 on lifting screw 4 and can realize both stable connections, it is very convenient to operate.
The lifting screw rod 4 is welded on the quick plug 3, and the connection is very stable.
The moulding 22 is made of rubber material and has good elasticity.
It should be understood that this example is for illustrative purposes only and is not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes and modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope of the appended claims.
Claims (7)
1. The utility model provides an insulating overhead ground wire earth connection wire end chuck of portable, includes the insulating bar, its characterized in that, the one end of insulating bar be connected with and insert the gold utensil soon, the one end joint of keeping away from the insulating bar of inserting the gold utensil soon have a fast plug, the one end of keeping away from and inserting the gold utensil soon of fast plug be provided with the lifting screw, the lifting screw on threaded connection have a lifting nut, the lifting nut on be connected with the connecting plate through the lifter, the connecting plate on be provided with the double-layered line bolt that is used for fixed annealed copper line, the one end of keeping away from fast plug of lifting screw set up the double-layered line head, the connecting plate on be provided with and press from both sides the mouth that the double-layered line head cooperatees and is used for pressing.
2. The convenient insulating overhead ground wire grounding wire lead end chuck as claimed in claim 1, wherein the inner wall of the fast-plug fitting is provided with a clamping groove, and the outer wall of the fast plug is provided with a spring ball matched with the clamping groove.
3. The portable insulated overhead ground wire ground lead end clip according to claim 1, wherein the quick connector has a hexagonal cross-section.
4. The convenient insulating overhead ground wire grounding wire lead end chuck as claimed in claim 1, 2 or 3, wherein the wire clamping head comprises a positioning head and a fixing head connected with a lifting screw, a sliding column is arranged on one side of the fixing head away from the lifting screw, a gas storage cavity connected with the sliding column in a sliding manner is arranged on the positioning head, an arc-shaped binding surface matched with the insulating overhead ground wire is arranged at one end of the positioning head away from the fixing head, a wire clamping strip is arranged on the arc-shaped binding surface, a gas charging cavity is arranged inside the wire clamping strip, a gas guide channel communicated with the gas charging cavity and the gas storage cavity is arranged on the positioning head, and a buffer spring is connected between the side walls of the sliding column and the gas storage cavity.
5. The portable insulated overhead ground wire grounding wire lead end clamp according to claim 4, wherein the fixing head is provided with an internal threaded hole in threaded connection with the lifting screw.
6. The portable insulated overhead ground wire ground lead end clamp according to claim 1, 2 or 3, wherein the lifting screw is welded to the quick plug.
7. The portable insulated overhead ground wire ground lead end clip according to claim 4, wherein the clip strip is made of rubber material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922228413.6U CN211858929U (en) | 2019-12-12 | 2019-12-12 | Portable insulating overhead ground wire earth connection wire end chuck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922228413.6U CN211858929U (en) | 2019-12-12 | 2019-12-12 | Portable insulating overhead ground wire earth connection wire end chuck |
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| Publication Number | Publication Date |
|---|---|
| CN211858929U true CN211858929U (en) | 2020-11-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922228413.6U Active CN211858929U (en) | 2019-12-12 | 2019-12-12 | Portable insulating overhead ground wire earth connection wire end chuck |
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| CN (1) | CN211858929U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112993604A (en) * | 2019-12-12 | 2021-06-18 | 义乌市输变电工程有限公司 | Insulating overhead ground wire earth connection wire end chuck |
| CN113096976A (en) * | 2021-03-09 | 2021-07-09 | 国网浙江省电力有限公司开化县供电公司 | Angle-adjustable insulating operating rod |
-
2019
- 2019-12-12 CN CN201922228413.6U patent/CN211858929U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112993604A (en) * | 2019-12-12 | 2021-06-18 | 义乌市输变电工程有限公司 | Insulating overhead ground wire earth connection wire end chuck |
| CN113096976A (en) * | 2021-03-09 | 2021-07-09 | 国网浙江省电力有限公司开化县供电公司 | Angle-adjustable insulating operating rod |
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