Large-current copper frame terminal structure

Abstract

A large-current copper frame terminal structure is used for being welded on a PCB (Printed Circuit Board), and comprises a terminal main body which forms a square cylinder structure and is provided with contact elastic sheets at two opposite sides; and the reinforcing sleeve is sleeved on the outer wall of the terminal main body, and an elastic supporting part which correspondingly abuts against the contact elastic sheet is formed on the reinforcing sleeve. According to the large-current copper frame terminal structure provided by the utility model, the outer wall of the terminal main body is sleeved with the reinforcing sleeve, the reinforcing sleeve is provided with the n-shaped strip hole to form the elastic supporting part, and the elastic supporting part correspondingly abuts against the contact elastic sheet on the terminal main body, so that the holding force and the connection reliability of the contact terminal can be improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to connecting terminal technical field, especially a kind of high current copper frame terminal structure. BACKGROUND

[0002] The terminal welded on PCB is limited by space (the height of terminal cannot be high), and the holding force and connection reliability of its terminal are poor, and it is easy to fall off due to vibration in use.

[0003] Therefore, in view of the deficiencies in the prior art, it is necessary to design a high current copper frame terminal structure to solve the above problems. INVENTION CONTENTS

[0004] To overcome the deficiencies in the prior art, the utility model aims to provide a high current copper frame terminal structure.

[0005] To achieve the above object and other related purposes, the technical scheme provided by the utility model is: a high current copper frame terminal structure for welding on PCB, comprising:

[0006] Terminal body, the terminal body is composed of square tube structure, and is provided with contact spring sheet on two opposite sides;

[0007] Reinforcing sleeve, the reinforcing sleeve is sleeved on the outer wall of the terminal body, and the reinforcing sleeve is formed with elastic support part corresponding to the contact spring sheet.

[0008] The preferred technical scheme is that: the reinforcing sleeve is provided with n-shaped hole, and the inner side of the n-shaped hole constitutes the elastic support part.

[0009] The preferred technical scheme is that: the terminal body is provided with pin corresponding to the solder pad on the PCB at the plug-in end, and the pin limits the end of the reinforcing sleeve.

[0010] The preferred technical scheme is that: the reinforcing sleeve is formed with rivet buckle part, and the rivet buckle part is arranged corresponding to the spring seat of the bottom of the terminal body; in rivet buckle state, the spring seat limits the rivet buckle part.

[0011] The preferred technical scheme is that: the terminal body is made of copper; and the reinforcing sleeve is made of stainless steel.

[0012] Due to the use of the above technical scheme, the utility model has the beneficial effects that:

[0013] The utility model provides a kind of high current copper frame terminal structure, by sleeving a reinforcing sleeve on the outer wall of terminal main body, and by setting n-shaped strip hole on reinforcing sleeve to constitute elastic support part, elastic support part and the contact spring piece on terminal main body correspond to set, the holding force and connection reliability of contact terminal can be improved. BRIEF DESCRIPTION OF DRAWINGS

[0014] Fig. 1 It is terminal structure schematic view that the utility model relates.

[0015] Fig. 2 It is terminal explosion schematic view that the utility model relates. DETAILED DESCRIPTION

[0016] The following is by specific embodiment to explain the embodiment of the utility model, familiar with this technology person can easily understand the other advantages and effects of the utility model from the content disclosed in the present specification.

[0017] Please refer to Figs. 1-2 It should be noted that, in the description of the utility model, it is necessary to explain that the orientation or positional relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like is based on the orientation or positional relationship shown in the drawings, or is the orientation or positional relationship commonly placed when the utility model product is used, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as indicating or implying that the indicated device or element must have a particular orientation, a particular orientation and operation, and therefore cannot be understood as limiting the utility model. In addition, the terms "first", "second", "third" and the like are only used for differentiation, and cannot be understood as indicating or implying relative importance. The terms "horizontal", "vertical", "overhanging" and the like do not mean that the components must be absolutely horizontal or overhanging, but can be slightly inclined. For example, "horizontal" only means that its direction is relatively more horizontal than "vertical", and does not mean that the structure must be completely horizontal, but can be slightly inclined.

[0018] In the description of the utility model, it should also be noted that, unless otherwise explicitly specified and limited, the terms "set", "mount", "connected", "connected" should be broadly understood, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected, it can be mechanically connected, or it can be electrically connected, it can be directly connected, or indirectly connected through an intermediate medium, it can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to specific circumstances.

[0019] Embodiment:

[0020] As Figs. 1-2As shown, according to one overall technical concept of the utility model, provide a kind of high current copper frame terminal structure, for welding on PCB board 100, comprising:

[0021] Terminal main body 1, terminal main body 1 is made of square tube structure, and is provided with contact spring 11 on two opposite sides;

[0022] Reinforcing sleeve 2, reinforcing sleeve 2 is sleeved on the outer wall of terminal main body 1, and elastic support part 21 corresponding to contact spring 11 is formed on reinforcing sleeve 2, that is, the retaining force and connection reliability of contact spring 11 are improved by setting an elastic support part 21 outside contact spring 11.

[0023] As shown in the utility model, Figs. 1-2 In an example embodiment of the utility model, n-shaped hole 22 is formed on reinforcing sleeve 2, and the inner side of n-shaped hole 22 constitutes elastic support part 21;This kind of structure is simple, and processing is convenient.

[0024] As shown in the utility model, Figs. 1-2 In an example embodiment of the utility model, the plug-in end of terminal main body 1 is provided with pin 12 corresponding to the solder pad on PCB board 100, and pin 12 limits the end of reinforcing sleeve 2.

[0025] As shown in the utility model, Figs. 1-2 In an example embodiment of the utility model, rivet part 23 is formed on reinforcing sleeve 2, and rivet part 23 is arranged corresponding to the spring seat of the bottom of terminal main body 1;In rivet state, spring seat limits rivet part 23.

[0026] As shown in the utility model, Figs. 1-2 In an example embodiment of the utility model, terminal main body 1 is made of copper;Reinforcing sleeve 2 is made of stainless steel.

[0027] Therefore, the utility model has the following advantages:

[0028] The utility model discloses a kind of high current copper frame terminal structure, by the outer wall of terminal main body is sleeved with a reinforcing sleeve, and by n-shaped strip hole is set up on reinforcing sleeve to constitute elastic support part, elastic support part and contact spring on terminal main body corresponding abutment arrangement, the retaining force and connection reliability of contact terminal can be improved.

[0029] The above embodiment is only illustrative of the principle and effect of the utility model, and is not used to limit the utility model. Any person skilled in the art can modify or change the above embodiment without departing from the spirit and scope of the utility model. Therefore, all equivalent modifications or changes completed by those skilled in the art without departing from the spirit and technical thought disclosed by the utility model should be covered by the claims of the utility model.

Claims

1. A high current copper frame terminal structure for soldering on a PCB board, characterized in that, The application relates to a terminal body, a reinforcing sleeve and a PCB board. The terminal body is in a square tube structure and is provided with contact springs on two opposite sides. The reinforcing sleeve is sleeved on the outer wall of the terminal body, and elastic supporting parts corresponding to the contact springs are formed on the reinforcing sleeve.

2. A high current copper frame terminal structure according to claim 1, characterized in that: An n-shaped hole is formed on the reinforcing sleeve, and the inner side of the n-shaped hole forms the elastic supporting part.

3. A high current copper frame terminal structure as defined in claim 1, wherein: The insertion end of the terminal body is provided with a pin corresponding to a pad on the PCB board, and the pin limits the end of the reinforcing sleeve.

4. A high current copper frame terminal structure as defined in claim 1, wherein: A rivet part is formed on the reinforcing sleeve, and the rivet part is arranged in the upper and lower positions of a spring seat on the bottom of the terminal body; in the rivet state, the spring seat limits the rivet part.

5. A high current copper frame terminal structure as defined in claim 1, wherein: The terminal body is made of copper, and the reinforcing sleeve is made of stainless steel.

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