CN210779075U

CN210779075U - Large-current contact element with composite structure

Info

Publication number: CN210779075U
Application number: CN201921581780.8U
Authority: CN
Inventors: 叶浩; 叶凌伟
Original assignee: Taixing Runzhong Electronic Technology Co Ltd
Current assignee: Taixing Runzhong Electronic Technology Co Ltd
Priority date: 2019-09-28
Filing date: 2019-09-28
Publication date: 2020-06-16
Anticipated expiration: 2029-09-28

Abstract

The utility model provides a composite construction's heavy current contact, including fixed clamp, the conducting strip, the external screw thread, the insulating boot, the conducting rod, the elastic ring, socket and connecting rod, fixing base left end face is connected with the insulating boot, the conducting rod is installed to fixing base left end face intermediate position, fixing base right-hand member face card is equipped with the socket, socket right-hand member face is connected with the conducting strip, it has the external screw thread to tighten up intra-annular side meshing, annular side-mounting has the elastic ring in the external screw thread, conducting strip right-hand member face is connected with the connecting rod, fixed clamp is installed on connecting rod annular side right side, this design has solved the regional overheated problem of little contact point that leads to of original heavy current contact point, the utility model discloses rational in.

Description

Large-current contact element with composite structure

Technical Field

The utility model relates to a composite construction's heavy current contact belongs to contact technical field.

Background

The contact refers to a conductive feature of the element that cooperates with a corresponding conductive feature to provide an electrical path. In an electrical connector, a contact is an important accessory, and the good conduction and the bad performance of the contact directly influence the high performance and the low performance of the electrical connector.

The existing contact piece generates high temperature when passing through large current, so that the conductivity of the contact piece is poor, the connection and fixation are unstable when the existing contact piece is connected and fixed, and the contact piece can fall off after being used for a long time, so that the problem is urgently needed to be solved by the large current contact piece with a composite structure.

Disclosure of Invention

The utility model aims at providing a composite construction's heavy current contact to solve the problem that proposes in the above-mentioned background art, the utility model discloses rational in infrastructure, it is good to connect the fixity, and electrically conductive efficient, the contact point produces high temperature when avoiding the electricity to connect.

In order to achieve the above purpose, the present invention is realized by the following technical solution: a large-current contact element with a composite structure comprises a large-current contact element main body, a composite mechanism, a fixed seat, a tightening ring and a protective cover, wherein the right side of the annular side face of the large-current contact element main body is connected with the protective cover, the composite mechanism is arranged in the large-current contact element main body, the left side of the large-current contact element main body is connected with the fixed seat, the left side of the annular side face of the large-current contact element main body is connected with the tightening ring, the composite mechanism comprises a fixed clamp, a conducting strip, an external thread, an insulating cover, a conducting rod, an elastic ring, a socket and a connecting rod, the left end face of the fixed seat is connected with the insulating cover, the conducting rod is installed in the middle position of the left end face of the fixed seat, the, the right end face of the conducting strip is connected with a connecting rod, and a fixing clamp is installed on the right side of the annular side face of the connecting rod.

Further, the external thread is rotated in a left-high and right-low manner.

Further, the fixing seat is matched with the socket.

Further, the fixed clamp is fixed and clamped through an external screw.

Further, an insulating sleeve is installed on the annular side face of the large-current contact piece main body.

Further, the insulating cover is of a detachable structure.

The utility model has the advantages that: the utility model discloses a composite construction's heavy current contact, because of the utility model discloses added fixed clamp, conducting strip, external screw thread, insulating boot, conducting rod, elastic ring, socket and connecting rod, this design has improved contact conductivity, avoids electrically conductive effect poor to lead to the junction overheated, and this design has solved the regional problem that leads to the contact point overheated for a short time of original heavy current contact point, has improved the utility model discloses a compound connection effect.

Because of the external screw thread is the rotation of high left and low right, this design makes the elasticity ring higher with fixing base connection fixity, and because of fixed clamp passes through the fixed chucking of external screw rod, external screw rod has improved fixed clamp fixity, and because of the insulating boot is detachable construction, this design makes things convenient for external conductor to connect to fix to the conducting rod, the utility model discloses rational in infrastructure, it is good to connect the fixity, and electrically conductive efficient, and the contact point produces the high temperature when avoiding the electricity to connect.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of a high-current contact element of a composite structure according to the present invention;

fig. 2 is a front sectional view of a composite mechanism in a high current contact element of a composite structure according to the present invention;

fig. 3 is a left side sectional view of a composite mechanism in a high current contact element of a composite structure according to the present invention;

in the figure: 1-a large-current contact main body, 2-a composite mechanism, 3-a fixed seat, 4-a tightening ring, 5-a protective cover, 21-a fixed hoop, 22-a conducting strip, 23-an external thread, 24-an insulating cover, 25-a conducting rod, 26-an elastic ring, 27-a socket and 28-a connecting rod.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a composite construction's heavy current contact, includes heavy current contact main part 1, combined mechanism 2, fixing base 3, tighten up ring 4 and

protective cover

5, and 1 annular side right side of heavy current contact main part is connected with

protective cover

5, and 1 inside composite mechanism 2 that is provided with of heavy current contact main part, 1 left side of heavy current contact main part are connected with

fixing base

3, and 1 annular side left side of heavy current contact main part is connected with tighten up ring 4.

Composite structure 2 includes fixed clamp 21, conducting strip 22, external screw thread 23, insulating boot 24, conducting rod 25, elastic ring 26, socket 27 and connecting

rod

28, 3 left end faces of fixing base are connected with insulating boot 24, conducting rod 25 is installed to 3 left end face intermediate positions of fixing base, 3 right end faces of fixing base have socket 27, socket 27 right-hand member face is connected with conducting strip 22, the meshing of ring shape side has external screw thread 23 in the ring 4 of tightening ring, ring shape side mounting elastic ring 26 in the external screw thread 23, conducting strip 22 right-hand member face is connected with connecting rod 28, fixed clamp 21 is installed on connecting rod 28 ring shape side right side, the regional overheated problem of contact point that leads to for a short time of original heavy current contact point has.

External screw thread 23 is the rotation of high right side, this design makes elastic ring 26 and fixing base 3 be connected the fixity higher, fixing base 3 and socket 27 phase-match, this design makes things convenient for fixing base 3 to insert socket 27, fixed clamp 21 passes through the fixed chucking of external screw rod, external screw rod has improved fixed clamp 21 fixity, 1 annular side-mounting of heavy current contact spare main part has insulating cover, this design has improved 1 surface insulation effect of heavy current contact spare main part, insulating cover 24 is detachable construction, this design makes things convenient for external conductor to connect and fixes conducting rod 25.

As an embodiment of the present invention: firstly, the insulating cover 24 is disassembled, the copper wires in the external wires are regularly wound on the left side of the annular side face of the conducting rod 25, the external wires and the conducting rod 25 are fixedly connected together through the fixing clamp 21, the insulating cover 24 is clamped on the left end face of the fixing seat 3, the protective cover 5 is unscrewed, one end of the other external wire penetrating through the protective cover 5 is inserted through the middle position of the right end face of the protective cover 5, the copper wires in the external wires are regularly wound on the right side of the annular side face of the connecting rod 28, the other external wire and the connecting rod 28 are fixedly connected together through the fixing clamp 21, and the protective.

At this moment, the fixing seat 3 is inserted from the left end face of the socket 27, the tightening ring 4 rotates to the left to engage with the external thread 23, the annular side face in the elastic ring 26 is completely attached to the annular side face of the fixing seat 3, and the conducting rod 25 is connected with the socket 27 and the conducting plate 22 respectively, so that the contact area of a contact point is increased, the contact point is prevented from being overheated due to the small contact area of the contact point, and the conducting performance of the large-current contact element main body 1 is prevented from being influenced.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a composite construction's heavy current contact spare, includes heavy current contact spare main part, combined mechanical system, fixing base, tightening ring and protective cover, its characterized in that: the right side of the annular side face of the large-current contact element main body is connected with a protective cover, a composite mechanism is arranged in the large-current contact element main body, the left side of the large-current contact element main body is connected with a fixed seat, and the left side of the annular side face of the large-current contact element main body is connected with a tightening ring;

the combined mechanism comprises a fixed clamp, a conducting strip, an external thread, an insulating cover, a conducting rod, an elastic ring, a socket and a connecting rod, wherein the left end face of the fixed seat is connected with the insulating cover, the conducting rod is installed at the middle position of the left end face of the fixed seat, the socket is installed on the right end face of the fixed seat in a clamped mode, the right end face of the socket is connected with the conducting strip, the annular side face in the tightening ring is meshed with the external thread, the annular side face in the external thread is provided with the elastic ring, the right end face of the conducting strip is connected.

2. A composite structured high current contact according to claim 1, wherein: the external thread rotates from high left to low right.

3. A composite structured high current contact according to claim 1, wherein: the fixing seat is matched with the socket.

4. A composite structured high current contact according to claim 1, wherein: the fixed hoop is fixed and clamped through an external screw.

5. A composite structured high current contact according to claim 1, wherein: and an insulating sleeve is arranged on the annular side surface of the large-current contact element main body.

6. A composite structured high current contact according to claim 1, wherein: the insulating cover is of a detachable structure.