CN209929847U

CN209929847U - Electric power fortune dimension circuit overhauls end of a thread fixing device

Info

Publication number: CN209929847U
Application number: CN201920727320.5U
Authority: CN
Inventors: 杨晓; 李靖; 盖淑琴; 李濛; 杨彦军
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-05-21
Filing date: 2019-05-21
Publication date: 2020-01-10
Anticipated expiration: 2029-05-21

Abstract

The utility model discloses an electric power fortune dimension circuit overhauls end of a thread fixing device, including the connecting rod, the one end of connecting rod is provided with first clamp splice, first clamp splice is connected with the second clamp splice through the screw rod, be provided with the ring channel on the first clamp splice, ring channel internal rotation joint has the annular piece, the one end of annular piece is provided with the screw rod, be provided with the screw on the second clamp splice, screw and screw rod threaded connection, the one end of screw rod is equipped with the nut, the slider has been cup jointed on the outer wall of screw rod, the slider is through setting up through-hole and screw rod sliding connection above that, the one end of slider is equipped with the stopper, be equipped with the spacing groove on the nut, the. The clamping of the first clamping block and the second clamping block to the outer wall surface of the high-voltage wire body is achieved, the screw is inserted and limited, the anti-loosening performance of clamping force between the first clamping block and the second clamping block is effectively improved, and the installation efficiency of the connector lug is improved.

Description

Electric power fortune dimension circuit overhauls end of a thread fixing device

Technical Field

The utility model relates to a power maintenance technical field specifically is an electric power fortune dimension circuit overhauls end of a thread fixing device.

Background

A low-voltage grounding wire is mainly used for secondary protection in power failure maintenance of low-voltage circuits and electrical equipment in power operation and maintenance line maintenance, when maintenance operation is carried out on equipment with a high-voltage bus, the low-voltage grounding wire needs to be connected, the equipment is prevented from being suddenly powered on or induced voltage in the equipment causes injury to maintenance personnel, and reliable guarantee is provided for the maintenance personnel, the whole connecting rod of the commonly used low-voltage grounding wire is an insulating rod, the upper end of the connecting rod is provided with a connecting rod, a hook is arranged on the connecting rod, the hook is directly hung and sleeved on the high-voltage wire when in use, a wiring head is arranged on the hook, a copper nose connected with the grounding wire is hung on the wiring head, a screw hole is preset on the wiring head, then a bolt penetrates through a through hole preset on the copper nose and is rotationally locked into the screw hole, and the grounding wire and the connecting rod of the low-voltage, the grounding wire is connected to the ground, so that high voltage generated by the high voltage wire in the working process is transmitted to the ground through the low-voltage grounding wire connecting rod and the grounding wire to play a role in protection, however,

1. the low-voltage ground wire connecting rod is directly hung and sleeved on a high-voltage wire through the hook, and does not have a screw rotating structure and a limiting block inserting structure, and the hook is relatively loose on the high-voltage wire and does not have anti-loosening performance;

2. in addition, the grounding wire is rotationally locked through the bolt when being connected with the low-voltage grounding wire connecting rod, and the locking mode needs to use an open spanner tool and continuously rotate when the bolt is rotated, so that the operation is troublesome, and the installation efficiency of the connector lug is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electric power fortune dimension circuit overhauls end of a thread fixing device to solve the relatively poor, lower problem of installation effectiveness of connector lug of locking performance of clamp force between the first clamp splice and the second clamp splice that prior art exists.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an electric power fortune dimension circuit overhauls end of a thread fixing device, includes the connecting rod, the one end of connecting rod is provided with first clamp splice, first clamp splice is connected with the second clamp splice through the screw rod, be provided with the ring channel on the first clamp splice, the ring channel internal rotation joint has the annular piece, the one end of annular piece is provided with the screw rod, be provided with the screw on the second clamp splice, screw and screw rod threaded connection, the one end of screw rod is equipped with the nut, the slider has been cup jointed on the outer wall of screw rod, the slider is through setting up through-hole and screw rod sliding connection above that, the one end of slider is equipped with the stopper, be equipped with the spacing groove on the nut, spacing groove and stopper are pegged graft, be provided with the spring between the one end.

Preferably, the number of the limiting grooves is multiple and the limiting grooves are arranged in a uniform circumferential mode by taking the circle center of the nut as the center, and the number of the limiting blocks is two and the limiting blocks are arranged in an up-and-down symmetrical mode by taking the transverse central axis of the sliding block as the center.

Preferably, the number of the annular grooves, the number of the screw rods and the number of the screw holes are two respectively, and the annular grooves, the screw rods and the screw holes are arranged in an up-down symmetrical mode by taking the transverse central axis of the first clamping block as a center.

Preferably, the one end of connecting rod is equipped with the cover and connects the piece, the connector lug has been cup jointed on the cover connects the piece, be provided with draw-in groove, rectangular hole on the cover connects the piece, the joint has the rectangular block in the draw-in groove, and the interpolation of rectangular hole has the bolt, rectangular block and bolt fixed connection.

Preferably, the upper end and the lower end of the right side of the bolt are symmetrically provided with pressing blocks, and the pressing blocks are tightly attached to the connector lug.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the first clamping block and the second clamping block are clamped on the outer wall surface of the high-voltage wire body and are inserted and limited by the screw rod through the screw rod rotating structure and the limiting block inserting structure, and the anti-loosening performance of clamping force between the first clamping block and the second clamping block is effectively improved;

2. the rectangular block is connected with the pressing block in a rotating mode, so that the connector lug can be conveniently installed on the sleeving connection block, and the installation efficiency of the connector lug is effectively improved.

Drawings

FIG. 1 is a sectional view of the whole structure of the present invention;

FIG. 2 is a schematic side view of a second clamping block of the present invention;

FIG. 3 is a schematic diagram of the side view distribution of the limiting blocks and the limiting grooves of the present invention;

fig. 4 is a side view of the rectangular block rotating clamp of the present invention.

In the figure: the connecting rod 1, the first clamping block 2, the second clamping block 3, the annular groove 4, the annular block 41, the screw rod 42, the screw hole 43, the screw cap 44, the sliding block 5, the through hole 51, the limiting block 52, the limiting groove 53, the spring 54, the sleeving block 6, the connector lug 7, the clamping groove 8, the rectangular block 9, the bolt 10, the rectangular hole 11 and the pressing block 12.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in 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 belong to the protection scope of the present invention.

Referring to fig. 1, the present invention provides a technical solution: a fixing device for an electric power operation and maintenance line end comprises a connecting rod 1, wherein the connecting rod 1 is an aluminum round bar, the lower end of the connecting rod 1 is connected with an insulating bar, the insulating bar is a handheld round bar made of glass fiber reinforced plastic epoxy resin, a first clamping block 2 is arranged at the upper left end of the connecting rod 1, the first clamping block 2 is connected with a second clamping block 3 through a screw rod 42, the first clamping block 2 and the second clamping block 3 are both made of aluminum, an annular groove 4 is arranged on the first clamping block 2, an annular block 41 is rotationally clamped in the annular groove 4, the screw rod 42 can be ensured to rotate and prevented from slipping off from the first clamping block 2, the screw rod 42 is arranged at the left end of the annular block 41, a screw hole 43 is arranged on the second clamping block 3, the screw hole 43 is in threaded connection with the screw rod 42, referring to figures 1 and 2, the annular groove 4, the screw rod 42 and the screw hole 43 are respectively two and are vertically symmetrical by taking the transverse central axis of the first, referring to fig. 1, a nut 44 is disposed at the left end of a screw 42, a slider 5 is sleeved on the outer wall of the screw 42, the slider 5 is slidably connected with the screw 42 through a through hole 51 disposed thereon, a stopper 52 is disposed at the left end of the slider 5, a stopper groove 53 is disposed on the nut 44, the stopper groove 53 is inserted into the stopper 52, referring to fig. 3, a plurality of stopper grooves 53 are disposed uniformly and circumferentially around the center of the nut 44, two stopper 52 are disposed and vertically symmetrically disposed around the transverse central axis of the slider 5, referring to fig. 1, a spring 54 is disposed between the right end of the stopper 52 and the second clamping block 3, when the outer wall of the high-voltage line is clamped, the slider 5 is moved rightward first to drive the slider 5 to slide rightward along the screw 42 through the through hole 51, and when the stopper 52 at the left end of the slider 5 exits the stopper groove 53, the spring 54 is compressed and deformed, and then the nut 44 at the, the screw rod 42 driving the upper side and the lower side rotates anticlockwise, the second clamping block 3 is driven to move rightwards through the connection of the screw hole 43, at the moment, the distance formed between the second clamping block 3 and the first clamping block 2 is reduced, the inner wall surfaces of the second clamping block 3 and the first clamping block 2 and the outer wall surface of a high-voltage wire are treated until the inner wall surfaces of the high-voltage wire and the outer wall surface of the high-voltage wire are clamped, then the sliding block 5 is loosened, the spring 54 always in a compression state can release elasticity, the sliding block 5 and the limiting block 52 are driven to slide leftwards along the screw rod 42, the limiting block 52 is clamped into the current limiting groove 53 leftwards, the nut 44 and the screw rod 42 can be limited, the clamping connection of the first clamping block 2 and the second clamping block 3 to the outer wall surface of the high-voltage wire body is realized, the inserting limit is carried.

Referring to fig. 1 and 4, a sleeve joint block 6 is provided at the right end of a connecting rod 1, the sleeve joint block 6 is an aluminum cylindrical protruding block, a connector lug 7 is sleeved on the sleeve joint block 6, the connector lug 7 is a common copper lug for wiring, a through hole is provided in the middle, the connector lug can be sleeved on the sleeve joint block 6 through the through hole, the lower end of the connector lug 7 is connected with a low-voltage grounding wire, a clamping groove 8 and a rectangular hole 11 are provided on the sleeve joint block 6, a rectangular block 9 is clamped in the clamping groove 8, a bolt 10 is inserted in the rectangular hole 11, the rectangular block 9 is fixedly connected with the bolt 10, a pressing block 12 is symmetrically provided at the right side and at the upper end and the lower end of the bolt 10, the pressing block 12 is tightly attached to the connector lug 7, when the connector lug 7 is installed, the inner hole of the connector lug 7 is firstly sleeved on the sleeve joint block 6, then the rectangular block 9 on the bolt 10 is aligned with, drive rectangular block 9 and run through rectangular hole 11 and enter into draw-in groove 8 left, then with bolt 10 clockwise rotation ninety degrees, drive rectangular block 9 clockwise rotation ninety degrees and go into in draw-in groove 8, completion connector lug 7 that can be quick installs the work on the cup jointing piece 6 to the left end face of the briquetting 12 that sets up on bolt 10 this moment can compress tightly connector lug 7 body, avoids connector lug 7 to drop, has effectively improved connector lug 7's installation effectiveness.

The utility model discloses when concrete implementation: when the outer wall of the high-voltage wire is clamped, the sliding block 5 is moved rightwards firstly, the sliding block 5 is driven to slide rightwards along the screw rod 42 through the through hole 51, until the limiting block 52 at the left end of the sliding block 5 exits the limiting groove 53, the spring 54 is compressed and deformed at the moment, then the screw caps 44 at the upper side and the lower side are rotated anticlockwise simultaneously, the screw rods 42 at the upper side and the lower side are driven to rotate anticlockwise, the second clamping block 3 is driven to translate rightwards through the connection of the screw hole 43, at the moment, the distance formed between the second clamping block 3 and the first clamping block 2 is reduced, until the inner wall surfaces of the second clamping block 3 and the first clamping block 2 and the outer wall surface of the high-voltage wire are reached, then the sliding block 5 is loosened, the spring 54 which is always in a compressed state can release elasticity, the sliding block 5 and the limiting block 52 are driven to slide leftwards, the clamping connection of the first clamping block 2 and the second clamping block 3 on the outer wall surface of a high-voltage wire body is realized, the insertion limiting is carried out on the screw rod 42, the anti-loosening performance of the clamping force between the first clamping block 2 and the second clamping block 3 is effectively improved, in addition, when the connector lug 7 is installed, an inner hole of the connector lug 7 is firstly sleeved on the sleeving block 6, then the rectangular block 9 on the bolt 10 is aligned to the rectangular hole 11, the outer edge of the rectangular block 9 is ensured to be contained by the rectangular hole 11, then the bolt 10 is moved leftwards, the rectangular block 9 is driven to penetrate through the rectangular hole 11 leftwards and enter the clamping groove 8, then the bolt 10 is driven to rotate clockwise by ninety degrees, the rectangular block 9 is driven to rotate clockwise by ninety degrees and is clamped into the clamping groove 8, the work of installing the connector lug 7 on the sleeving block 6 can be quickly completed, and the left end surface of the pressing block 12 arranged on the bolt 10 can compress the connector lug 7 body, the installation efficiency of the connector lug 7 is effectively improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an electric power fortune dimension circuit overhauls end of a thread fixing device, includes connecting rod (1), its characterized in that: one end of the connecting rod (1) is provided with a first clamping block (2), the first clamping block (2) is connected with a second clamping block (3) through a screw rod (42), the first clamping block (2) is provided with an annular groove (4), the annular groove (4) is rotationally clamped with an annular block (41), one end of the annular block (41) is provided with the screw rod (42), the second clamping block (3) is provided with a screw hole (43), the screw hole (43) is in threaded connection with the screw rod (42), one end of the screw rod (42) is provided with a nut (44), the outer wall of the screw rod (42) is sleeved with a sliding block (5), the sliding block (5) is in sliding connection with the screw rod (42) through a through hole (51) arranged on the sliding block (3), one end of the sliding block (5) is provided with a limiting block (52), the nut (44) is provided with a limiting groove (53), and the limiting groove (53) is spliced, and a spring (54) is arranged between one end of the limiting block (52) and the second clamping block (3).

2. The electric power operation and maintenance line maintenance thread end fixing device of claim 1, wherein: the quantity of spacing groove (53) is a plurality of and uses the centre of a circle of nut (44) as the even circumference arrangement of center to set up, the quantity of stopper (52) is two and uses the horizontal axis of slider (5) to set up as central longitudinal symmetry.

3. The electric power operation and maintenance line maintenance thread end fixing device of claim 1, wherein: the number of the annular grooves (4), the number of the screw rods (42) and the number of the screw holes (43) are respectively two, and the two annular grooves, the screw rods and the screw holes are arranged in an up-down symmetrical mode by taking the transverse central axis of the first clamping block (2) as the center.

4. The electric power operation and maintenance line maintenance thread end fixing device of claim 1, wherein: the one end of connecting rod (1) is equipped with cup jointing block (6), cup jointed connector lug (7) on cup jointing block (6), be provided with draw-in groove (8), rectangular hole (11) on cup jointing block (6), the joint has rectangular block (9) in draw-in groove (8), and it has bolt (10) to peg graft in rectangular hole (11), rectangular block (9) and bolt (10) fixed connection.

5. The electric power operation and maintenance line maintenance thread end fixing device of claim 4, wherein: the upper end and the lower end of the right side of the bolt (10) are symmetrically provided with pressing blocks (12), and the pressing blocks (12) are attached to and pressed against the connector lug (7).