CN217086395U

CN217086395U - Non-deformation constant-pressure dynamic-static contact group

Info

Publication number: CN217086395U
Application number: CN202220980356.6U
Authority: CN
Inventors: 徐飞
Original assignee: Zhenjiang City Dantu District Tongfang Signal Equipment Factory
Current assignee: Zhenjiang City Dantu District Tongfang Signal Equipment Factory
Priority date: 2022-04-26
Filing date: 2022-04-26
Publication date: 2022-07-29
Anticipated expiration: 2032-04-26

Abstract

The utility model discloses a no deformation constant pressure moves quiet contact group, the power distribution box comprises a box body, the equal fixedly connected with quiet contact piece in both sides at box top, the inside of quiet contact piece is provided with the bolt, the quantity of bolt is a plurality of, and a plurality of bolt is the equidistance and distributes, the top of bolt is run through to the top of quiet contact piece, the top and the equal threaded connection in bottom of bolt surface have the nut, the surface cover of bolt is equipped with flat pad, flat pad is located the inboard of nut, the surface cover of bolt is equipped with the bullet pad, the bullet pad is located the bottom of nut, the surface cover of bolt is equipped with the reinforcement piece, the reinforcement piece is located the bottom of bullet pad, the surface cover of bolt is equipped with the contact piece, the contact piece is located the bottom of reinforcement piece, logical groove has been seted up at the top of box. The utility model discloses possessed and prevented cracked advantage, the contact ring of having solved the movable contact group is movable, when the motion of movable contact seat, thereby the contact ring produces motion inertia and strikes and make its cracked problem with friction backstop part.

Description

Deformation-free constant-pressure dynamic and static contact group

Technical Field

The utility model relates to a contact group technical field specifically is a no deformation constant pressure moves quiet contact group.

Background

In the power utilization process, usually, the contact group is used for power utilization, but the problems of the existing deformation-free constant-pressure movable and static contact group are as follows: the contact ring of the movable contact group is movable, and when the movable contact seat moves, the contact ring generates movement inertia to impact and rub the stop component to break.

SUMMERY OF THE UTILITY MODEL

For the problem that provides among the above-mentioned background of the solution, the utility model aims to provide a no deformation constant pressure moves quiet contact group, has possessed and has prevented cracked advantage, and the contact ring of having solved moving contact group is movable, and when moving the contact seat motion, thereby the contact ring produces motion inertia and strikes and rub the problem that backstop part made its fracture.

The utility model provides a following technical scheme: a deformation-free constant-pressure dynamic and static contact group comprises a box body, wherein static contact blocks are fixedly connected to the two sides of the top of the box body, bolts are arranged inside the static contact blocks, the number of the bolts is a plurality, the bolts are distributed equidistantly, the tops of the bolts penetrate through the tops of the static contact blocks, nuts are in threaded connection with the top and the bottom of the surfaces of the bolts, flat pads are sleeved on the surfaces of the bolts and located on the inner sides of the nuts, elastic pads are sleeved on the surfaces of the bolts and located at the bottoms of the nuts, reinforcing plates are sleeved on the surfaces of the bolts and located at the bottoms of the elastic pads, contact pieces are sleeved on the surfaces of the bolts and located at the bottoms of the reinforcing plates, through grooves are formed in the top of the box body, dynamic contact blocks are hinged inside the box body through pin shafts, the tops of the dynamic contact blocks penetrate through the through grooves and extend to the top of the box body, the top of the movable contact block is embedded with a conductive copper block, the surface of the conductive copper block is in contact with the surface of the contact piece, and the top of the movable contact block is provided with a cleaning groove.

The length of the reinforcing piece is the same as that of the joint piece, and the thickness of the reinforcing piece is the same as that of the joint piece.

The diameter of the flat pad is smaller than that of the nut, and the thickness of the flat pad is smaller than that of the nut.

The diameter of the elastic pad is the same as that of the flat pad, and the thickness of the elastic pad is the same as that of the flat pad.

The thickness of the through groove is the same as that of the box body, and the area of the top of the through groove is smaller than that of the top of the box body.

The utility model has the advantages as follows:

1. the utility model discloses a move the contact piece and use the round pin axle to be clockwise rotation and move as the center, it drives electrically conductive copper billet and uses the round pin axle to be clockwise rotation and move as the center to move the contact piece, it drives clean groove and uses the round pin axle to be clockwise rotation and move as the center to move the contact piece, the corner of clean groove and the surface contact of contact piece at this in-process, clean groove strikes off the dust on the surface of contact piece, the dust falls into the inside in clean groove and discharges through clean groove, and simultaneously, it does not have backstop part rather than the friction to move the in-process of contact piece rotation and move, the cracked advantage has been possessed, the contact ring of having solved and having moved the contact group is movable, when moving the contact seat motion, thereby the contact ring produces motion inertia and strikes and makes its cracked problem with friction backstop part. The utility model discloses a setting up the reinforcement piece the same with the length of joint piece, can spacing to the joint piece, avoid the long-term phenomenon that appears warping of joint piece to use, improved the practicality of joint piece.

2. The utility model discloses a set up flat the pad, can make and produce the interval between the nut, avoid the mutual contact between the nut to lead to the nut not hard up phenomenon to appear, improved the steadiness of nut. The utility model discloses a set up the bullet pad, can prevent that the nut from excessively fastening the contact piece, avoid the contact piece phenomenon of damage to appear, improved the security of contact piece. The utility model discloses a set up logical groove, can provide the activity space for moving the contact piece, avoid moving the phenomenon that the contact piece can't be removed to appear. The utility model discloses a set up the box, can accomodate the movable contact piece, played the effect of protection movable contact piece simultaneously.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a front sectional view of the nut of the present invention;

fig. 3 is a perspective view of the box body of the present invention.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

As shown in fig. 1 to 3, the utility model comprises a box body 1, both sides of the top of the box body 1 are fixedly connected with static contact blocks 2, the inside of the static contact blocks 2 is provided with bolts 3, the number of the bolts 3 is several, and several bolts 3 are distributed equidistantly, the top of the bolt 3 penetrates to the top of the static contact blocks 2, the top and the bottom of the surface of the bolt 3 are connected with nuts 4 by screw threads, the surface of the bolt 3 is sleeved with a flat pad 5, the flat pad 5 is positioned at the inner side of the nut 4, the surface of the bolt 3 is sleeved with an elastic pad 6, the elastic pad 6 is positioned at the bottom of the nut 4, the surface of the bolt 3 is sleeved with a reinforcement sheet 7, the reinforcement sheet 7 is positioned at the bottom of the elastic pad 6, the surface of the bolt 3 is sleeved with a contact sheet 8, the contact sheet 8 is positioned at the bottom of the reinforcement sheet 7, the top of the box body 1 is provided with a through groove 9, the inside of the box body 1 is hinged with a movable contact block 10 by a pin shaft, the top of the movable contact block 10 passes through the through groove 9 and extends to the top of the box body 1, the top of the movable contact block 10 is embedded with a conductive copper block 11, the surface of the conductive copper block 11 is in contact with the surface of the contact piece 8, and the top of the movable contact block 10 is provided with a cleaning groove 12.

Referring to fig. 2, the reinforcing patch 7 has the same length as the joint patch 8, and the reinforcing patch 7 has the same thickness as the joint patch 8.

This embodiment is the same through the length that sets up reinforcement piece 7 and contact piece 8, can carry on spacingly to contact piece 8, avoids contact piece 8 to use the phenomenon that appears warping for a long time, has improved contact piece 8's practicality.

Referring to fig. 2, the diameter of the flat pad 5 is smaller than that of the nut 4, and the thickness of the flat pad 5 is smaller than that of the nut 4.

This embodiment can make and produce the interval between the nut 4 through setting up flat pad 5, avoids contacting each other between the nut 4 to lead to the nut 4 not hard up phenomenon to appear, has improved the steadiness of nut 4.

Referring to fig. 2, the elastic pad 6 has the same diameter as the flat pad 5, and the elastic pad 6 has the same thickness as the flat pad 5.

This embodiment can prevent that nut 4 from excessively fastening contact piece 8 through setting up bullet pad 6, avoids contact piece 8 the phenomenon of damage to appear, has improved contact piece 8's security.

Referring to fig. 1, the thickness of the through groove 9 is the same as that of the cabinet 1, and the area of the top of the through groove 9 is smaller than that of the cabinet 1.

This embodiment can provide the activity space for moving contact block 10 through setting up logical groove 9, avoids moving contact block 10 the phenomenon that can't remove to appear, has improved moving contact block 10's practicality.

Referring to fig. 1, the box 1 is shaped like a rectangular parallelepiped, and the box 1 is located at the bottom of a conductive copper block 11.

In the present embodiment, the housing 1 is provided, so that the movable contact block 10 can be housed and the movable contact block 10 can be protected.

When needing the switch-on of control signal of telecommunication, stir and move contact piece 10, it uses the round pin axle to be clockwise rotation and movement as the center to move contact piece 10, it uses the round pin axle to be clockwise rotation and movement to move contact piece 11 to drive electrically conductive copper billet, it uses the round pin axle to be clockwise rotation and movement to move contact piece 10 to drive clean groove 12, the corner of clean groove 12 and the surface contact of contact piece 8 of this in-process, clean groove 12 strikes off the dust on the contact piece 8 surface, the dust falls into the inside of clean groove 12 and discharges through clean groove 12, simultaneously, it does not have backstop part rather than the friction to move contact piece 10 swivelling movement's in-process, thereby possessed the effect of preventing splitting.

Claims

1. The utility model provides a no deformation constant pressure moves quiet contact group, includes box (1), its characterized in that: the improved energy-saving box is characterized in that the two sides of the top of the box body (1) are fixedly connected with static contact blocks (2), bolts (3) are arranged inside the static contact blocks (2), the quantity of the bolts (3) is a plurality of bolts (3) distributed equidistantly, the tops of the bolts (3) penetrate through the tops of the static contact blocks (2), nuts (4) are connected to the tops and the bottoms of the surfaces of the bolts (3) in a threaded manner, flat pads (5) are sleeved on the surfaces of the bolts (3), the flat pads (5) are located on the inner sides of the nuts (4), elastic pads (6) are sleeved on the surfaces of the bolts (3), the elastic pads (6) are located at the bottoms of the nuts (4), reinforcing sheets (7) are sleeved on the surfaces of the bolts (3), the connecting point sheets (8) are sleeved on the surfaces of the bolts (3), the bottom that contact piece (8) are located reinforcement piece (7), logical groove (9) have been seted up at the top of box (1), the inside of box (1) articulates through the round pin axle has moves contact piece (10), the top that moves contact piece (10) is passed logical groove (9) and is extended to the top of box (1), the top that moves contact piece (10) is inlayed and is had electrically conductive copper billet (11), the surface of electrically conductive copper billet (11) and the surface contact of contact piece (8), clean groove (12) have been seted up at the top of moving contact piece (10).

2. The deformation-free constant-pressure dynamic-static contact group according to claim 1, wherein: the length of the reinforcing piece (7) is the same as that of the joint piece (8), and the thickness of the reinforcing piece (7) is the same as that of the joint piece (8).

3. The deformation-free constant-pressure dynamic-static contact group according to claim 2, wherein: the diameter of the flat gasket (5) is smaller than that of the nut (4), and the thickness of the flat gasket (5) is smaller than that of the nut (4).

4. The set of deformation-free constant-pressure dynamic-static joints as claimed in claim 3, wherein: the elastic pad (6) and the flat pad (5) are the same in diameter, and the elastic pad (6) and the flat pad (5) are the same in thickness.

5. The set of deformation-free constant-pressure dynamic-static joints as claimed in claim 4, wherein: the thickness of the through groove (9) is the same as that of the box body (1), and the area of the top of the through groove (9) is smaller than that of the top of the box body (1).

6. The set of deformation-free constant-pressure dynamic-static joints as claimed in claim 5, wherein: the box body (1) is cuboid, and the box body (1) is located at the bottom of the conductive copper block (11).