CN215451819U

CN215451819U - Multi-contact electric terminal

Info

Publication number: CN215451819U
Application number: CN202121712021.8U
Authority: CN
Inventors: 李长义
Original assignee: Henan Carve Electronics Technology Inc; Henan Kaiwang Research Institute Of New Materials Co ltd
Current assignee: Henan Carve Electronics Technology Inc; Henan Kaiwang Research Institute Of New Materials Co ltd
Priority date: 2021-07-27
Filing date: 2021-07-27
Publication date: 2022-01-07
Anticipated expiration: 2031-07-27

Abstract

The utility model relates to the technical field of electric terminals, and discloses a multi-contact electric terminal which comprises a static section, a main dynamic section and a driven dynamic section, wherein the static section comprises a base part, the main dynamic section is positioned at the rear end of the static section and comprises an elastic clamping pin, the driven dynamic section is upwards inclined at the front end of the static section and is divided into a first section and a second section which are parallel, the first section comprises a first contact and a second contact, the second section comprises a third contact, the first contact and the second contact are arranged in front and back, a dislocation is formed between the third contact and the adjacent second contact and is positioned behind the second contact, the height of the first contact at the first section is greater than that of the second contact, the height of the second contact at the first section is greater than that of the third contact at the second section, through the structure, the technical problem that the multiple contacts are not contacted with an external plug-in at the same time is solved, and the effects of improving the electrical property and prolonging the service life of a product are achieved.

Description

Multi-contact electric terminal

Technical Field

The utility model relates to the technical field of electrical terminals, in particular to a multi-contact electrical terminal.

Background

Referring to fig. 4, the electrical terminal of the prior art is an electrical terminal in which the front end of a fixing portion 1 is bifurcated to form a left elastic portion 2 and a right elastic portion 3 which are parallel, the left elastic portion 2 is bent to form a left contact 4, the right elastic portion 3 is bent to form a right contact 5, the height and position of the left contact 4 are parallel to the height and position of the right contact 4 and are not aligned front to back, although the structure design can solve the problems that the friction force is too large when the contact with a wide area is contacted, the abrasion is serious or the quality is influenced by the breakage of the terminal, however, the problem of poor contact due to the fatigue of the terminal caused by long-term use and the weakening of elasticity cannot be solved, and the problem of up-and-down swinging caused by the fact that the rubber core hole is too large in height and not firmly positioned when the wide terminal is interfered with the rubber core in the assembling process or the problem that the rubber core is broken in the inserting process due to the fact that the rubber core hole is too small in height cannot be solved.

Disclosure of Invention

In order to solve the above technical problems, the present invention provides a multi-contact electrical terminal.

In order to achieve the purpose, the technical scheme of the utility model is as follows:

a multi-contact electrical terminal is provided that is formed of sheet metal and includes a static section, a master dynamic section, and a slave dynamic section, wherein: the static section comprises a base part, the main dynamic section is arranged at the rear end of the static section and comprises an elastic clamping foot, the driven dynamic section inclines upwards at the front end of the static section and is divided into a first section and a second section which are parallel, the first section comprises a first contact and a second contact, the second section comprises a third contact, the first contact and the second contact are arranged front and back, a dislocation is formed between the third contact and the adjacent second contact and are arranged behind the second contact, the height of the first contact at the first section is larger than that of the second contact, and the height of the second contact at the first section is larger than that of the third contact at the second section.

Preferably: the first section includes a distal end from which the first contact extends downwardly, and the second section includes a free section from which the third contact extends downwardly.

Preferably: the tail end of the first contact is folded back towards the second section to form a U shape and is parallel to the first contact to form a fourth contact, so that the fourth contact and the third contact are arranged in a disconnected front-back mode.

Preferably: the base part is provided with a front surface, a back surface and two opposite side surfaces, the side surfaces are provided with side bulges, and at least one side bulge towards the front surface of the base part or towards the back surface of the base part to form a raised bulge.

Preferably: the elastic clamping leg is composed of an oval part and an oval hole which penetrates through the front surface to the back surface of the oval part.

Preferably: the angle of inclination from the dynamic segment to the static segment is not less than 5 degrees.

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

1. the first contact and the second contact of different heights are arranged through the first section, and the third contact which is arranged in the second section and is lower than the second contact is matched, so that effective contact can be obtained in any condition in the total contact, and the reliability of electric connection of products is improved.

2. The contacts are distributed in a staggered manner from front to back and from left to right, so that the contacts are sequentially contacted in the inserting process, the condition that two contacts start to contact simultaneously is avoided, the inserting and pulling force can be effectively reduced, the pulling is softer, and the service life of a product is prolonged.

3. The terminal end adopts the U-shaped closure, can improve front end structural strength for the terminal reduces when using and crosses low because of intensity, leads to the deformation to arouse the risk of inefficacy.

Drawings

Fig. 1 is a perspective view schematically illustrating the present embodiment.

Fig. 2 is a perspective view of fig. 1 from another perspective.

Fig. 3 is a schematic cross-sectional view of the assembled embodiment to be fitted to the other end.

Fig. 4 is a schematic diagram of the prior art.

Detailed Description

In the following description, for purposes of explanation and not limitation, specific details are set forth, such as particular system structures, techniques, etc. in order to provide a thorough understanding of the embodiments of the present application. However, it will be apparent to one skilled in the art that the present application may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present application with unnecessary detail.

It will be understood that the terms "comprises" and/or "comprising," when used in this specification and the appended claims, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.

For the sake of simplicity, the drawings only schematically show the parts relevant to the present invention, and they do not represent the actual structure as a product. In addition, in order to make the drawings concise and understandable, components having the same structure or function in some of the drawings are only schematically illustrated or only labeled. In this document, "one" means not only "only one" but also a case of "more than one".

It should be further understood that the term "and/or" as used in this specification and the appended claims refers to and includes any and all possible combinations of one or more of the associated listed items.

In the embodiments shown in the drawings, the directions such as up, down, left, right, front, and rear are used to explain the structure and movement of various components of the present invention not absolutely but relatively. These illustrations are appropriate when these components are in the positions shown in the figures. If the description of the positions of these components changes, the indication of these directions changes accordingly.

In addition, in the description of the present application, the terms "first", "second", and the like are used only for distinguishing the description, and are not intended to indicate or imply relative importance.

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following description will be made with reference to the accompanying drawings. It is obvious that the drawings in the following description are only some examples of the utility model, and that for a person skilled in the art, other drawings and embodiments can be derived from them without inventive effort.

In the present embodiment, as shown in fig. 1, fig. 2 and fig. 3, a multi-contact electrical terminal 100 is disclosed, which is formed by stamping a metal plate and includes a static section 10 capable of being fixed by interference with a rubber core G, a driven dynamic section 20 connected to an adaptable external member (e.g., "male end") 200 at one end of the static section 10, and a main dynamic section 30 connected to the other end of the static section 10 and inserted in-line with an adaptable plate end (not shown), wherein:

the static segment 10 comprises a base 11, wherein regular and/or irregular (capable of interfering with two side walls of a terminal hole of the rubber core G) side protrusions 111 are formed on two sides of the base 11, and the static segment is not limited to a raised protrusion 112 (capable of interfering with an upper wall or a lower wall of the terminal hole) formed on the front surface or the back surface of the base by at least one side protrusion 111 on one side;

the dynamic segment 20 is inclined upwards at an angle of not less than 50 degrees at the front end of the static segment 10 and is divided into a first segment 21 and a second segment 22 which are parallel, the first segment 21 comprises a first contact 211 which is convex upwards, a second contact 212 and a tail end 213 which is bent downwards and a fourth contact 214 which is convex upwards, and the second segment 22 comprises a third contact 221 which is convex upwards and a free segment 222 which is bent downwards, wherein: the first contact 211 and the second contact 212 are arranged in a front-to-back manner, the first contact 211 and the fourth contact 214 are arranged in parallel via the end 213 and have a slightly smaller height difference, so that the fourth contact 214 and the third contact 221 are arranged in a front-to-back unconnected manner, and the third contact 221 is arranged behind the adjacent second contact 212;

the main dynamic segment 30 is located at the rear end of the static segment 10 and includes an elliptical portion 31 and an elliptical hole 32 penetrating from the front to the back of the elliptical portion 31, and the elliptical hole 32 makes the elliptical portion 31 form an elastic clip pin which is easy to insert into a board end jack (not shown) and is not easy to come off naturally.

In the above embodiments, the descriptions of the respective embodiments have respective emphasis, and reference may be made to the related descriptions of other embodiments for parts that are not described or recited in detail in a certain embodiment.

It should be noted that the above embodiments can be freely combined as necessary. The foregoing is only a preferred embodiment of the present invention, and it should be noted that it is obvious to those skilled in the art that various modifications and improvements can be made without departing from the principle of the present invention, and these modifications and improvements should also be considered as the protection scope of the present invention.

Claims

1. A multi-contact electrical terminal is formed by a metal plate and comprises a static section, a main dynamic section and a driven dynamic section, and is characterized in that: the static section comprises a base part, the main dynamic section is arranged at the rear end of the static section and comprises an elastic clamping foot, the driven dynamic section inclines upwards at the front end of the static section and is divided into a first section and a second section which are parallel, the first section comprises a first contact and a second contact, the second section comprises a third contact, the first contact and the second contact are arranged front and back, a dislocation is formed between the third contact and the adjacent second contact and are arranged behind the second contact, the height of the first contact at the first section is larger than that of the second contact, and the height of the second contact at the first section is larger than that of the third contact at the second section.

2. The multi-contact electrical terminal of claim 1, wherein: the first section includes a distal end from which the first contact extends downwardly, and the second section includes a free section from which the third contact extends downwardly.

3. The multi-contact electrical terminal of claim 2, wherein: the tail end of the first contact is folded back towards the second section to form a U shape and is parallel to the first contact to form a fourth contact, so that the fourth contact and the third contact are arranged in a disconnected front-back mode.

4. The multi-contact electrical terminal of claim 3, wherein: the base part is provided with a front surface, a back surface and two opposite side surfaces, the side surfaces are provided with side bulges, and at least one side bulge towards the front surface of the base part or towards the back surface of the base part to form a raised bulge.

5. The multi-contact electrical terminal of claim 4, wherein: the elastic clamping leg is composed of an oval part and an oval hole which penetrates through the front surface to the back surface of the oval part.

6. The multi-contact electrical terminal of claim 5, wherein: the angle of inclination from the dynamic segment to the static segment is not less than 5 degrees.