CN217215103U

CN217215103U - Contact type elastic sheet

Info

Publication number: CN217215103U
Application number: CN202220956994.4U
Authority: CN
Inventors: 王铖; 王徐生
Original assignee: Haining Shida Precision Shrapnel Hardware Manufacturing Co ltd
Current assignee: Haining Shida Precision Shrapnel Hardware Manufacturing Co ltd
Priority date: 2022-04-25
Filing date: 2022-04-25
Publication date: 2022-08-16
Anticipated expiration: 2032-04-25

Abstract

The utility model discloses a contact shell fragment, including external contact piece, one side of external contact piece is equipped with first upward fin, opposite side and is equipped with the second and goes up the fin, the below of fin is equipped with the first fin that parallels rather than the first fin that parallels, the below of fin is equipped with the second fin that parallels rather than the second on the second, be equipped with first connection piece between first upward fin and the first fin, be equipped with the second connection piece between fin and the second fin on the second, the below of external contact piece is equipped with the interior contact piece of hugging closely external contact piece, interior contact piece with be equipped with first transition piece between the first fin, seted up the contact hole on the external contact piece, be equipped with in the contact hole and establish contact on the interior contact piece, the contact stretches out the contact hole. The contact type elastic piece has the characteristics of reliable connection, safe use, complete overall function and strong practicability.

Description

Contact type elastic sheet

Technical Field

The utility model relates to a hardware technical field, more specifically say, it relates to a contact shell fragment.

Background

The metal elastic pieces with the conductive function are provided with contact pieces electrically connected with the positive pole or the negative pole of the power supply, if the contact pieces are in poor contact with the positive pole or the negative pole of the power supply, local short circuit is easy to occur, the power supply is burnt if the contact pieces are light, fire disasters occur if the contact pieces are heavy, potential safety hazards exist, and the overall effect is not good. Accordingly, the utility model provides a contact shell fragment.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome not enough among the above-mentioned prior art, provide a contact shell fragment, this contact shell fragment has the connection reliable, characteristics safe in utilization.

In order to solve the technical problem, the purpose of the utility model is to realize like this: the utility model relates to a contact shell fragment, including external contact piece, one side of external contact piece is equipped with first upward fin, opposite side and is equipped with the second and goes up the fin, the below of first upward fin is equipped with the first fin that parallels rather than, the below of fin is equipped with the second fin that parallels rather than on the second, be equipped with first connection piece between first upward fin and the first fin, be equipped with the second connection piece between fin and the second fin on the second, the below of external contact piece is equipped with the interior contact piece of hugging closely external contact piece, interior contact piece with be equipped with first transition piece between the first fin, seted up the contact hole on the external contact piece, be equipped with in the contact hole and establish contact on the interior contact piece, the contact stretches out the contact hole.

The utility model discloses further set up to: and a support sheet closely attached to the inner contact sheet is arranged below the inner contact sheet, and a second transition sheet is arranged between the support sheet and the second lower wing sheet.

The utility model discloses further set up to: and a first bending piece is arranged at one end of the inner contact piece, which is not connected with the first transition piece.

The utility model discloses further set up to: and a second bending piece is arranged at one end of the supporting piece, which is not connected with the second transition piece.

The utility model discloses further set up to: one side of the external contact piece is provided with a first mounting hole which sequentially penetrates through the first upper wing piece and the first lower wing piece; and a second mounting hole which sequentially penetrates through the second upper fin and the second lower fin is formed in the other side of the external contact piece.

To sum up, the utility model discloses following beneficial effect has: the utility model relates to a contact shell fragment through add on the outer contact piece with the anodal or negative pole of power keep lasting contact's interior contact piece, promotes electric conductivity, avoids taking place contact failure, connects reliably, safe in utilization, and overall function is perfect, and the practicality is strong.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Detailed Description

In order to better understand the technical solutions of the present invention for those skilled in the art, the following preferred embodiments of the present invention are described in conjunction with the specific examples, but it should be understood that these descriptions are only for the purpose of further explaining the features and advantages of the present invention, and are not intended to limit the patent requirements of the present invention. 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.

The invention will be further described with reference to the accompanying drawings and preferred embodiments.

Example 1

Referring to fig. 1, the contact spring according to the present embodiment includes an external contact piece 1, one side of the external contact piece 1 is provided with a first upper wing piece 2, the other side is provided with a second upper wing piece 3, a first lower wing piece 4 parallel to the first upper wing piece 2 is arranged below the first upper wing piece, a second lower wing piece 5 parallel to the second upper wing piece 3 is arranged below the second upper wing piece, a first connecting piece 6 is arranged between the first upper wing piece 2 and the first lower wing piece 4, a second connecting piece 7 is arranged between the second upper wing piece 3 and the second lower wing piece 5, an inner contact piece 8 which is tightly attached to the outer contact piece is arranged below the outer contact piece 1, a first transition piece 9 is arranged between the inner contact piece 8 and the first lower wing piece 4, the external contact sheet 1 is provided with a contact hole 10, a contact 11 arranged on the internal contact sheet 8 is arranged in the contact hole 10, and the contact 11 extends out of the contact hole 10.

Furthermore, a support sheet 12 closely attached to the inner contact sheet is arranged below the inner contact sheet 8, and a second transition sheet 13 is arranged between the support sheet 12 and the second lower wing sheet 5.

Further, a first mounting hole 16 which sequentially penetrates through the first upper wing piece 2 and the first lower wing piece 4 is formed in one side of the external contact piece 1; and a second mounting hole 17 which sequentially penetrates through the second upper wing piece 3 and the second lower wing piece 5 is formed in the other side of the external contact piece 1.

In the embodiment, the contact 11 extending out of the contact hole 10 is arranged in the contact hole 10, and the contact 11 continuously keeps a state of extending out of the contact hole 10 under the elastic action of the inner contact sheet 8, so that the contact with the positive pole or the negative pole of the power supply is favorably kept; and the supporting piece 12 with elasticity is additionally arranged below the inner contact piece 8, so that the contact 11 can still keep the original state under the condition of repeated extrusion, the contact is good, and the conductivity is good.

The first mounting hole 16 and the second mounting hole 17 are arranged to be used for mounting the whole contact spring.

Example 2

Referring to fig. 1, the contact spring according to the present embodiment is further configured, in addition to embodiment 1, that a first bending piece 14 is disposed at an end of the inner contact piece 8 that is not connected to the first transition piece 9.

Furthermore, a second bending piece 15 is arranged at one end of the supporting piece 12, which is not connected with the second transition piece 13.

In the embodiment, the first bending piece 14 is additionally arranged at one end of the inner contact piece 8 which is not connected with the first transition piece 9, so that the end part forms a transition structure, the sharp edge is prevented from being exposed, and the use safety is improved; the second bending piece 15 is arranged at the end of the support piece 12 which is not connected with the second transition piece 13, so that the end part forms a transition structure, the sharp edge is prevented from being exposed, and the use safety is improved.

The utility model relates to a contact shell fragment through add on the outer contact piece with the anodal or negative pole of power keep lasting contact's interior contact piece, promotes electric conductivity, avoids taking place contact failure, connects reliably, safe in utilization, and overall function is perfect, and the practicality is strong.

Unless otherwise specified, in the present invention, if the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate an orientation or positional relationship based on the actual orientation or positional relationship shown, it is only for convenience of describing the present invention and simplifying the description, rather than to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore, the terms describing orientation or positional relationship in the present invention are used for illustrative purposes only, and should not be construed as limiting the present patent, it is possible for those skilled in the art to combine the embodiments and understand the specific meanings of the above terms according to specific situations.

Unless expressly stated or limited otherwise, the terms "disposed," "connected," and "connected" are used broadly and encompass both fixed and removable connections, or integral connections; the connection may be direct or indirect via an intermediate medium, and may be a communication between the two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.

Claims

1. The utility model provides a contact shell fragment, includes external contact, its characterized in that: the contact structure comprises an outer contact piece and a first upper fin, wherein the first upper fin is arranged on one side of the outer contact piece, the second upper fin is arranged on the other side of the outer contact piece, a first lower fin parallel to the first upper fin is arranged below the first upper fin, a second lower fin parallel to the second upper fin is arranged below the second upper fin, a first connecting piece is arranged between the first upper fin and the first lower fin, a second connecting piece is arranged between the second upper fin and the second lower fin, an inner contact piece tightly attached to the outer contact piece is arranged below the outer contact piece, a first transition piece is arranged between the inner contact piece and the first lower fin, a contact hole is formed in the outer contact piece, a contact arranged on the inner contact piece is arranged in the contact hole, and the contact extends out of the contact hole.

2. The contact dome of claim 1, wherein: a support sheet closely attached to the inner contact sheet is arranged below the inner contact sheet, and a second transition sheet is arranged between the support sheet and the second lower wing sheet.

3. The contact dome of claim 2, wherein: and a first bending piece is arranged at one end of the inner contact piece, which is not connected with the first transition piece.

4. The contact dome of claim 3, wherein: and a second bending piece is arranged at one end of the supporting piece, which is not connected with the second transition piece.

5. The contact spring according to any one of claims 1 to 4, wherein: one side of the external contact piece is provided with a first mounting hole which sequentially penetrates through the first upper wing piece and the first lower wing piece; and a second mounting hole which sequentially penetrates through the second upper fin and the second lower fin is formed in the other side of the external contact piece.