CN220400910U

CN220400910U - Insulating puncture fastener with good insulativity

Info

Publication number: CN220400910U
Application number: CN202321957696.8U
Authority: CN
Inventors: 姜涛
Original assignee: Danhua Huaneng Electric Power Equipment Co ltd
Current assignee: Danhua Huaneng Electric Power Equipment Co ltd
Priority date: 2023-07-24
Filing date: 2023-07-24
Publication date: 2024-01-26
Anticipated expiration: 2033-07-24

Abstract

The utility model belongs to the technical field of insulating puncture clamps, and particularly relates to an insulating puncture clamp with good insulativity, which comprises a mounting shell, wherein the lower end of the mounting shell is contacted with a connecting shell, a gasket is contacted with the mounting shell, a bolt is connected with the inside of the gasket in a sliding manner, the bolt is connected with the inside of the mounting shell in a sliding manner, a bolt is connected with the inside of the connecting shell in a sliding manner, a limit sleeve is contacted with the gasket, and sliding rods are connected with the inside of the mounting shell and the inside of the connecting shell in a sliding manner. The utility model can play a limiting role on the bolt by arranging the limiting sleeve and the limiting groove, so that the bolt can be kept stable after being installed, the installation shell and the connection shell are connected more stably, and the limiting sleeve can be kept stable when the bolt is limited by arranging the clamping block, thereby solving the problem that the bolt is easy to loosen because the bolt is not provided with a limiting mechanism when the insulating puncture wire clamp is used.

Description

Insulating puncture fastener with good insulativity

Technical Field

The utility model relates to the technical field of insulating puncture clamps, in particular to an insulating puncture clamp with good insulativity.

Background

The insulating puncture clamp (Insulation Piercing Connectors) mainly comprises an insulating shell, a puncture blade, a waterproof rubber pad and a moment bolt. When the branch cable is connected, the branch cable is inserted into the branch wire cap, the position of the main wire branch is determined, the torque nut on the wire clamp is screwed by the socket wrench, the upper insulator and the lower insulator which are hidden with the puncture blade are gradually folded along with the screwing of the torque nut, meanwhile, the arc-shaped sealing rubber gasket wrapped around the puncture blade is gradually clung to the cable insulation layer, and the puncture blade also starts to puncture the cable insulation layer and the metal conductor. When the sealing degree of the sealing rubber pad and the insulating grease and the contact of the puncture blade and the metal body reach the optimal effect, the torque nut automatically drops, and at the moment, the installation is completed and the contact point is sealed and the electrical effect is optimal. The bolt is not provided with a limiting mechanism when the insulating puncture wire clamp is used, so that the bolt is easy to loosen, and the phenomenon that the limiting effect on some cables with small diameters is poor when the insulating puncture wire clamp is used is caused.

Disclosure of Invention

The utility model aims to provide an insulating puncture wire clamp with good insulativity, which solves the problems that bolts are easy to loosen due to the fact that a limiting mechanism is not arranged on bolts when the insulating puncture wire clamp is used, and the limiting effect on some cables with small diameters is poor when the insulating puncture wire clamp is used.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an insulating puncture fastener with good insulating property, includes the installation shell, the lower extreme contact of installation shell has the connection shell, the contact has the gasket on the installation shell, the inside sliding connection of gasket has the bolt, the inside sliding connection of installation shell has the bolt, the inside sliding connection of connection shell has the bolt, the contact has the stop collar on the gasket, the inside equal sliding connection of installation shell and connection shell has the slide bar, the inside of installation shell and connection shell all is provided with the spring, the one end fixedly connected with fastener of slide bar.

Preferably, the outside of bolt has the nut through threaded connection, the nut contacts with the coupling shell, through the design of nut, can play spacing effect to the bolt.

Preferably, the limiting sleeve is provided with a limiting groove, the inside of the limiting groove is connected with a bolt in a sliding mode, and the bolt can be prevented from being stably installed through the design of the limiting groove.

Preferably, the stop collar is last fixedly connected with fixture block, the inside joint of gasket has the fixture block, through the design of fixture block, can play spacing effect to the stop collar.

Preferably, the installation shell and the connection shell are fixedly connected with limiting rings, the sliding rods are connected inside the limiting rings in a sliding mode, and the limiting rings are designed to limit the sliding rods.

Preferably, the installation shell and the connection shell are respectively contacted with a spring, one end of the spring is contacted with the sliding rod, and the design of the spring can drive the design of the wire clamp and can play a limiting role on cables with different diameters.

Compared with the prior art, the utility model has the following beneficial effects:

1. the utility model can play a limiting role on the bolt by arranging the limiting sleeve and the limiting groove, so that the bolt can be kept stable after being installed, the installation shell and the connection shell are connected more stably, and the limiting sleeve can be kept stable when the bolt is limited by arranging the clamping block, thereby solving the problem that the bolt is easy to loosen because the bolt is not provided with a limiting mechanism when the insulating puncture wire clamp is used.

2. According to the utility model, the wire clamp, the sliding rod, the spring and other parts are arranged, so that the spring drives the blade on the wire clamp to be clamped into the cable, and the wire clamp is attached to the cable, so that the wire clamp can better limit cables with different diameters, and the problem of poor limiting effect on some cables with small diameters when the insulated puncture wire clamp is used is solved.

Drawings

FIG. 1 is a perspective view of the overall structure of the present utility model;

FIG. 2 is a front cross-sectional view of FIG. 1 of the present utility model;

FIG. 3 is a side cross-sectional view of FIG. 1 of the present utility model;

fig. 4 is an enlarged view of the structure of the portion a in fig. 3 according to the present utility model.

In the figure: 1. a mounting shell; 11. a gasket; 2. a connection housing; 3. a bolt; 31. a nut; 4. a limit sleeve; 41. a limit groove; 42. a clamping block; 5. a slide bar; 51. a limiting ring; 52. a spring; 53. and (5) a wire clamp.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, an insulating piercing wire clip with good insulation performance comprises a mounting shell 1, wherein the lower end of the mounting shell 1 is contacted with a connecting shell 2, a gasket 11 is contacted with the mounting shell 1, a bolt 3 is connected with the inside of the gasket 11 in a sliding manner, the bolt 3 is connected with the inside of the mounting shell 1 in a sliding manner, the bolt 3 is connected with the inside of the connecting shell 2 in a sliding manner, a nut 31 is connected with the outside of the bolt 3 through threads, the nut 31 is contacted with the connecting shell 2, and the bolt 3 can be limited through the design of the nut 31.

Referring to fig. 2-4, the spacer 11 is contacted with the stop collar 4, the stop collar 4 is provided with a stop slot 41, the inside of the stop slot 41 is slidably connected with the bolt 3, the bolt 3 can be prevented from being stably installed by the design of the stop slot 41, a clamping block 42 is fixedly connected to the stop collar 4, the inside of the spacer 11 is clamped with the clamping block 42, and the stop collar 4 can be provided with the sliding rod 5 in a sliding manner by the design of the clamping block 42, so that the inside of the connecting shell 2 and the mounting shell 1 can be limited by the stop collar 4.

Referring to fig. 2-4, the installation shell 1 and the connection shell 2 are fixedly connected with a limiting ring 51, the inside of the limiting ring 51 is slidably connected with a sliding rod 5, the sliding rod 5 can be limited by the design of the limiting ring 51, springs 52 are arranged in the installation shell 1 and the connection shell 2, the installation shell 1 and the connection shell 2 are contacted with the springs 52, one ends of the springs 52 are contacted with the sliding rod 5, the design of the springs 52 can drive the design of the wire clamps 53, the limiting effect can be achieved on cables with different diameters, and one ends of the sliding rod 5 are fixedly connected with the wire clamps 53.

The specific implementation process of the utility model is as follows: when the cable is used, the cable penetrates into the installation shell 1 and the connection shell 2 and is fixed together through the matching of the bolt 3 and the nut 31, the blade on the cable clamp 53 can be inserted into the cable when the installation shell 1 and the connection shell 2 are installed, the cable clamp 53 can displace according to the diameter of the cable, the cable clamp 53 drives the slide rod 5 to slide in the limiting ring 51, the slide rod 5 extrudes the spring 52, the elastic force of the spring 52 drives the slide rod 5 to move, the slide rod 5 drives the cable clamp 53 to limit the cable, and the cable clamp 53 is enabled to limit the cable better.

Through making stop collar 4 slide on bolt 3, make bolt 3 slide in spacing groove 41 on the stop collar 4, alright make stop collar 4 carry out spacingly to bolt 3, can make bolt 3 remain stable after the installation, can make installation shell 1 remain stable with connection shell 2 after the installation, make fixture block 42 card on the stop collar 4 go into in gasket 11, alright play spacing effect to stop collar 4, make stop collar 4 remain stable when spacing to bolt 3.

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

Claims

1. The utility model provides an insulating puncture fastener with good insulating property, includes installation shell (1), its characterized in that: the lower extreme contact of installation shell (1) has connection shell (2), the contact has gasket (11) on installation shell (1), the inside sliding connection of gasket (11) has bolt (3), the inside sliding connection of installation shell (1) has bolt (3), the inside sliding connection of connection shell (2) has bolt (3), the contact has stop collar (4) on gasket (11), the inside of installation shell (1) and connection shell (2) all sliding connection has slide bar (5), the inside of installation shell (1) and connection shell (2) all is provided with spring (52), one end fixedly connected with fastener (53) of slide bar (5).

2. The insulated piercing wire clip with good insulation as defined in claim 1, wherein: the outer side of the bolt (3) is connected with a nut (31) through threads, and the nut (31) is in contact with the connecting shell (2).

3. The insulated piercing wire clip with good insulation as defined in claim 1, wherein: the limiting sleeve (4) is provided with a limiting groove (41), and the inside of the limiting groove (41) is connected with a bolt (3) in a sliding manner.

4. The insulated piercing wire clip with good insulation as defined in claim 1, wherein: the limiting sleeve (4) is fixedly connected with a clamping block (42), and the inside of the gasket (11) is clamped with the clamping block (42).

5. The insulated piercing wire clip with good insulation as defined in claim 1, wherein: the mounting shell (1) and the connecting shell (2) are fixedly connected with limiting rings (51), and sliding rods (5) are connected inside the limiting rings (51) in a sliding mode.

6. The insulated piercing wire clip with good insulation as defined in claim 1, wherein: the mounting shell (1) and the connecting shell (2) are both contacted with a spring (52), and one end of the spring (52) is contacted with the sliding rod (5).