CN210040574U

CN210040574U - Low-voltage loop operation protection insulating clamp

Info

Publication number: CN210040574U
Application number: CN201921075235.1U
Authority: CN
Inventors: 梁天来
Original assignee: Guangdong Jintai Power Group Co Ltd
Current assignee: Guangdong Jintai Power Group Co Ltd
Priority date: 2019-07-11
Filing date: 2019-07-11
Publication date: 2020-02-07
Anticipated expiration: 2029-07-11

Abstract

The utility model relates to an insulating technical field that presss from both sides, and a low pressure return circuit operation protection insulating clamp is disclosed, including well hollow column, the opening has been seted up to well hollow column's upper end, first through-hole has been seted up to well hollow column's left and right sides symmetry, and well hollow column's left side outer wall is located first through-hole fixedly connected with insulation support, insulation support's left end is closed, well hollow column's inside sliding connection has the chucking piece, and the upper end of chucking piece extends to well hollow column's outside, the right side wall of chucking piece is seted up with first through-hole matched with second through-hole, insulation support's inside is equipped with the wire, the right-hand member of wire passes first through-hole and second through-hole and extends to well hollow column's outside, the lower extreme fixedly connected. The utility model discloses, not only fixed firm and simple to operate, adaptable different wire line footpath has certain waterproof nature, is convenient for insert the wire in the insulating cover moreover, has improved the availability factor.

Description

Low-voltage loop operation protection insulating clamp

Technical Field

The utility model relates to an insulating technical field that presss from both sides especially relates to an insulating clamp of low pressure return circuit operation protection.

Background

At present, when an electric power installation worker performs electric power connection operation on a low-voltage line falling line in an electrified meter installation mode, the occurrence of accidents such as mutual short circuit and electric arc burning is easy to happen. To avoid these dangerous events, the power installation personnel take the following precautions: the exposed live wire end is wound with an insulating tape. However, this method is relatively troublesome.

The existing low-voltage loop operation protection insulating clamp has the defects of too low waterproof grade, infirm fixation, easy loosening, incapability of adapting to different wire diameters and the like, so the low-voltage loop operation protection insulating clamp is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems of the prior art that the waterproof grade is too low, the fixing is not firm, the loosening is easy, and the wire diameter of different wires cannot be adapted to, and providing a low-voltage loop operation protection insulation clamp.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an insulating clamp of low pressure return circuit operation protection, includes the cavity post, the opening has been seted up to the upper end of cavity post, first through-hole has been seted up to the left and right sides symmetry of cavity post, and the left side outer wall of cavity post is located first through-hole fixedly connected with insulation support, insulation support's left end is closed, the inside sliding connection of cavity post has the chucking piece, and the upper end of chucking piece extends to the outside of cavity post, the right side wall of chucking piece is seted up with first through-hole matched with second through-hole, insulation support's inside is equipped with the wire, the right-hand member of wire passes first through-hole and second through-hole and extends to the outside of cavity post, the lower extreme fixedly connected with spring of chucking piece, the lower extreme of spring and the downside inner wall fixed connection of cavity post are located the right side the lower extreme of first through-hole is equipped with complementary unit.

Preferably, the auxiliary mechanism comprises a U-shaped block and a rotating plate, the U-shaped block is fixedly connected with the lower end of the first through hole on the right side, the rotating plate is located inside the second through hole, the right end of the rotating plate extends to the inside of the U-shaped block, and the right end of the rotating plate is rotatably connected with the inner side wall of the U-shaped block through a rotating shaft.

Preferably, the inner edge of the opening of the hollow column is fixedly connected with a first sealing ring.

Preferably, the upper end of the clamping block is fixedly connected with a pressing block.

Preferably, the lower extreme symmetry fixedly connected with stopper of the left and right sides wall of chucking piece, the below department that the left and right sides inner wall of well cavity post is located first through-hole all offers and corresponds stopper matched with spacing groove.

Preferably, the right side outer wall of well cavity post is located first through-hole department fixedly connected with grafting funnel, the inside wall of grafting funnel is located first through-hole department fixedly connected with second sealing washer.

Compared with the prior art, the utility model provides a low pressure return circuit operation protection is insulating to be pressed from both sides possesses following beneficial effect:

1. this insulating clamp of low pressure return circuit operation protection through the chucking piece, insulation support, spring and the second through-hole that is equipped with, fixes firm and simple to operate, and adaptable different wire line footpaths have certain waterproof nature.

2. This insulating clamp of low pressure return circuit operation protection is convenient for insert the wire in the insulating sleeve through rotor plate, pivot and the U-shaped piece that is equipped with.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses, not only fixed firm and simple to operate, wire line footpath adaptable difference has certain waterproof nature, is convenient for insert the wire in the insulating cover moreover, has improved the availability factor.

Drawings

Fig. 1 is a schematic structural view of a low-voltage loop operation protection insulating clamp provided by the present invention;

fig. 2 is an enlarged view of a portion a of fig. 1.

In the figure: 1 wire, 2 grafting funnels, 3 according to pressing block, 4 chucking piece, 5 first sealing washer, 6 insulation support, 7 hollow columns, 8 springs, 9 second sealing washers, 10U-shaped piece, 11 pivots, 12 rotor plates, 13 stoppers.

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.

Referring to fig. 1-2, a low-voltage loop operation protection insulation clamp, the upper end of a hollow column 7 is provided with an opening, the left and right sides of the hollow column 7 are symmetrically provided with first through holes, the left outer wall of the hollow column 7 is fixedly connected with an insulation sleeve 6 at the first through hole, the left end of the insulation sleeve 6 is closed, the right outer wall of the hollow column 7 is fixedly connected with a splicing funnel 2 at the first through hole, the splicing funnel 2 is convenient for inserting a wire 1, the inner side wall of the splicing funnel 2 is fixedly connected with a second sealing ring 9 at the first through hole, the second sealing ring 9 and the first sealing ring 5 can increase the waterproofness of the device, the inner part of the hollow column 7 is slidably connected with a clamping block 4, the lower ends of the left and right side walls of the clamping block 4 are symmetrically and fixedly connected with limit blocks 13, the left and right side inner walls of the hollow column 7 are provided with limit grooves matched, the upper end of the clamping block 4 extends to the outside of the hollow column 7, the inner edge of the opening of the hollow column 7 is fixedly connected with a first sealing ring 5, the upper end of the clamping block 4 is fixedly connected with a pressing block 3, the right side wall of the clamping block 4 is provided with a second through hole matched with the first through hole, the inside of an insulating sleeve 6 is provided with a lead 1, the right end of the lead 1 penetrates through the first through hole and the second through hole and extends to the outside of the hollow column 7, the lower end of the clamping block 4 is fixedly connected with a spring 8, the spring 8 is always in a compressed state, the lower end of the spring 8 is fixedly connected with the lower side inner wall of the hollow column 7, the lower end of the first through hole on the right side is provided with an auxiliary mechanism, the auxiliary mechanism comprises a U-shaped block 10 and a rotating plate 12, the U-shaped block 10 is fixedly connected with the lower end of the first through hole on the right side, the rotating plate 12, and the right end of the rotating plate 12 is rotatably connected with the inner side wall of the U-shaped block 10 through a rotating shaft 11.

In the utility model, when in use, the lead 1 is inserted into the inserting funnel 2, the left end of the lead 1 is contacted with the rotating plate 12 through the first through hole, the rotating plate 12 pushes the lower side of the second through hole and drives the clamping block 4 to extrude the spring 8, when the rotating plate 12 is moved to a horizontal state, the first through hole and the second through hole are aligned, and the lead wire 1 can be inserted into the insulating sleeve 6, so that the lead wire 1 can be inserted into the insulating sleeve 6, meanwhile, the spring 8 drives the clamping block 4 to push the upper end of the rotating plate 12 to extrude the lead 1, so that the fixing is firm and the installation is convenient, can adapt to different wire diameters of the lead 1, has certain waterproofness, improves the use efficiency, and when the lead 1 needs to be pulled out of the insulating sleeve 6, according to the briquetting 3 of pushing down, according to briquetting 3 extrusion spring 8, stopper 13 downstream, chucking piece 4 no longer drives rotor plate 12 this moment and presss from both sides tightly wire 1, is convenient for take out wire 1.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a low pressure return circuit operation protection insulating clamp, includes well core (7), its characterized in that, the opening has been seted up to the upper end of well core (7), first through-hole has been seted up to the left and right sides symmetry of well core (7), and the left side outer wall of well core (7) is located first through-hole fixedly connected with insulation support (6), the left end of insulation support (6) is closed, the inside sliding connection of well core (7) has chucking piece (4), and the upper end of chucking piece (4) extends to the outside of well core (7), the right side wall of chucking piece (4) is seted up with first through-hole matched with second through-hole, the inside of insulation support (6) is equipped with wire (1), the right-hand member of wire (1) passes first through-hole and second through-hole and extends to the outside of well core (7), the lower extreme fixedly connected with spring (8) of chucking piece (4), the lower extreme of spring (8) and the downside inner wall fixed connection of cavity post (7), be located the right side the lower extreme of first through-hole is equipped with complementary unit.

2. The low-voltage circuit operation protection insulation clamp as claimed in claim 1, wherein the auxiliary mechanism comprises a U-shaped block (10) and a rotating plate (12), the U-shaped block (10) is fixedly connected with the lower end of the first through hole on the right side, the rotating plate (12) is located inside the second through hole, the right end of the rotating plate (12) extends to the inside of the U-shaped block (10), and the right end of the rotating plate (12) is rotatably connected with the inner side wall of the U-shaped block (10) through a rotating shaft (11).

3. The clamp according to claim 1, characterized in that the first sealing ring (5) is fixedly connected to the inner edge of the opening of the hollow column (7).

4. The clamp according to claim 1, wherein the upper end of the clamping block (4) is fixedly connected with a pressing block (3).

5. The low-voltage loop operation protection insulation clamp as claimed in claim 1, wherein the lower ends of the left and right side walls of the clamping block (4) are symmetrically and fixedly connected with limiting blocks (13), and limiting grooves matched with the corresponding limiting blocks (13) are formed in the positions, located below the first through holes, of the inner walls of the left and right sides of the hollow column (7).

6. The low-voltage loop operation protection insulating clamp as claimed in claim 1, wherein the right outer wall of the hollow column (7) is fixedly connected with the insertion funnel (2) at the first through hole, and the inner side wall of the insertion funnel (2) is fixedly connected with the second sealing ring (9) at the first through hole.