Connector with novel retaining structure

Abstract

The utility model discloses a connector with a novel retaining structure. The connector comprises a metal terminal, the retaining sleeve is formed on the periphery of the metal terminal through injection molding, and a buckle is arranged on the side wall of the retaining sleeve; the connector shell is internally provided with a front-back through terminal cavity, the terminal cavity is internally provided with an elastic cantilever, and the connector shell is also provided with a window communicated with the terminal cavity; the locking plug-in unit is provided with a U-shaped clamping plate; in an assembly state, the metal terminal is arranged in the terminal cavity, the front end of the retaining sleeve is inserted into the terminal cavity, the elastic cantilever is buckled with the buckle, the locking plug-in is inserted into the window, and the U-shaped clamping plate is inserted into the rear end of the retaining sleeve. According to the scheme, the anchor buckle is arranged on the peripheral wall of the metal terminal, the retaining sleeve is formed on the peripheral wall of the metal terminal in an injection molding mode through the injection molding technology, the retaining sleeve covers the anchor buckle, the connecting strength of the retaining sleeve and the metal terminal can be improved, and compared with a traditional retaining sleeve electric welding technology, the retaining sleeve assembling technology has the advantages of being high in production efficiency, high in yield and the like. The popularization is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of connector, especially a connector with novel retreat -stopping structure. BACKGROUND

[0002] The connector is usually composed of a metal terminal and a connector shell, and in the prior art, a retreat -stopping piece is spot-welded on the metal terminal to realize the retreat -stopping function.

[0003] Therefore, in view of the deficiencies in the prior art, it is necessary to design a connector with novel retreat -stopping structure to solve the above problems. UTILITY MODEL CONTENT

[0004] In order to overcome the deficiencies in the prior art, the utility model aims at providing a connector with novel retreat -stopping structure.

[0005] In order to achieve the above object and other related objects, the utility model provides a technical scheme of a connector with novel retreat -stopping structure, which comprises:

[0006] A metal terminal;

[0007] A retreat -stopping sleeve is formed on the outer periphery of the metal terminal by injection molding, and a buckle is arranged on the side wall of the retreat -stopping sleeve;

[0008] A connector shell is provided with a terminal cavity passing through front and back, and an elastic cantilever is arranged in the terminal cavity, and a window is further arranged on the connector shell and is communicated with the terminal cavity;

[0009] A locking insert is provided with a U-shaped clamping plate;

[0010] In the assembled state, the metal terminal is arranged in the terminal cavity, the front end of the retreat -stopping sleeve is inserted into the terminal cavity, the elastic cantilever is buckled with the buckle, the locking insert is inserted into the window, and the U-shaped clamping plate is inserted into the rear end of the retreat -stopping sleeve.

[0011] The preferred technical scheme is that the outer periphery of the metal terminal is provided with at least one anchor buckle, and the retreat -stopping sleeve is injection molded on the anchor buckle.

[0012] The preferred technical scheme is that an annular partition plate is formed on the inner wall of the front section of the terminal cavity and abuts against the front end of the retreat -stopping sleeve.

[0013] The preferred technical scheme is that the connector shell is provided with a clamping groove on both sides of the window, and the locking insert is provided with two groups of oppositely arranged lock buckles, and the lock buckles are correspondingly matched with the clamping grooves.

[0014] Preferably, the card slot is provided with a pre-locking point and a locking point arranged in sequence along the up-down direction.

[0015] Due to the above technical scheme, the connector has the following beneficial effects:

[0016] The connector with the novel retreat-stopping structure has the following advantages: the anchor buckle is arranged on the peripheral wall of the metal terminal, and the retreat-stopping sleeve is formed on the peripheral wall of the metal terminal through the injection molding process, the retreat-stopping sleeve covers the anchor buckle, the connection strength with the metal terminal is improved, the retreat-stopping sleeve assembly process has the characteristics of high production efficiency and high yield compared with the traditional electric welding retreat-stopping sleeve process, and is suitable for promotion. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 The connector is shown in the exploded view. DETAILED DESCRIPTION

[0018] The embodiments of the present application will be described in detail by specific embodiments, and those skilled in the art can easily understand other advantages and effects of the present application from the content disclosed in the specification.

[0019] Please refer to Figure 1 It should be understood that, in the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship commonly used when the product of the present application is used, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. 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", "overhang" 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.

[0020] In the description of the utility model, still need to explain, unless another explicit provision and limitation, term "arrangement", "installation", "link", "connection" should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connected, can be mechanical connection, also can be electrical connection, can be direct connection, also can through the intermediate medium indirectly connect, can be two elements inside the intercommunication. For ordinary skilled in the art, can understand the concrete meaning of the above-mentioned term in the utility model according to specific circumstances.

[0021] Embodiment:

[0022] As Figure 1 shown, according to one general technical concept of the utility model, a connector with novel retreat-stop structure is provided, comprising:

[0023] Metal terminal 1;

[0024] Retreat-stop sleeve 2, retreat-stop sleeve 2 is formed on the outer periphery of metal terminal 1 by injection molding, and a buckle 21 is arranged on the side wall of retreat-stop sleeve 2;

[0025] Connector housing 3, connector housing 3 is provided with a terminal cavity 31 penetrating from front to back, and an elastic cantilever 32 is arranged in the terminal cavity 31, and connector housing 3 is further provided with a window 33 communicating with the terminal cavity 31;

[0026] Locking insert 4, locking insert 4 is provided with a U-shaped clamping plate 41;

[0027] In the assembled state, metal terminal 1 is arranged in the terminal cavity 31, the front end of retreat-stop sleeve 2 is inserted into the terminal cavity 31, the elastic cantilever 32 is buckled with the buckle 21, the locking insert 4 is inserted into the window 33, and the U-shaped clamping plate 41 is inserted into the rear end of retreat-stop sleeve 2.

[0028] As Figure 1 shown, in an example embodiment of the utility model, at least one anchor buckle 11 is arranged on the outer periphery of metal terminal 1, and retreat-stop sleeve 2 is injection molded on the anchor buckle 11.

[0029] As Figure 1 shown, in an example embodiment of the utility model, an annular partition plate (not shown) is formed on the inner wall of the front section of the terminal cavity 31, and the annular partition plate abuts against the front end of retreat-stop sleeve 2.

[0030] As Figure 1 shown, in an example embodiment of the utility model, clamping grooves 34 are arranged on both sides of the window 33 on connector housing 3, and two groups of locking buckles 42 are arranged on locking insert 4 in opposite directions, and the locking buckles 42 are arranged in corresponding matching relationship with the clamping grooves 34.

[0031] As Figure 1As shown, in one example embodiment of the present application, the card slot 34 is provided with pre-locking points and locking points (not shown) arranged in sequence along the up-down direction, for locking the pre-installation of the plug-in 4.

[0032] Therefore, the present application has the following advantages:

[0033] The connector with the novel retreat-stopping structure disclosed by the present application has the anchor buckle arranged on the peripheral wall of the metal terminal, and the retreat-stopping sleeve is formed on the peripheral wall of the metal terminal through the injection molding process, the retreat-stopping sleeve is arranged on the anchor buckle, the connection strength with the metal terminal can be improved, the retreat-stopping sleeve assembly process has the characteristics of high production efficiency and high yield compared with the traditional electric welding retreat-stopping sleeve process, and is suitable for promotion.

[0034] The above-described embodiments only exemplarily illustrate the principles and effects of the present application, and are not used to limit the present application. Any person skilled in the art can modify or change the above-described embodiments without departing from the spirit and scope of the present application. Therefore, all equivalent modifications or changes completed by those skilled in the art without departing from the spirit and technical concept disclosed by the present application should be covered by the claims of the present application.

Claims

1. A connector having a novel retreat-preventing structure, characterized by comprising: The utility model relates to a metal terminal, a retreat prevention sleeve, a connector shell, a locking insert and a locking mechanism. The metal terminal comprises: A retreat prevention sleeve is formed on the outer periphery of the metal terminal by injection molding, and a buckle is arranged on the side wall of the retreat prevention sleeve. The connector shell is provided with a front-to-back through terminal cavity, and the terminal cavity is provided with an elastic cantilever. The locking insert is provided with a U-shaped clamping plate. In the assembled state, the metal terminal is arranged in the terminal cavity, the front end of the retreat prevention sleeve is inserted into the terminal cavity, the elastic cantilever is buckled with the buckle, the locking insert is inserted into the window, and the U-shaped clamping plate is inserted into the rear end of the retreat prevention sleeve.

2. The connector with a new type of retreat-preventing structure according to claim 1, characterized in that: The outer periphery of the metal terminal is provided with at least one anchor buckle, and the retreat prevention sleeve is injection molded on the anchor buckle.

3. The connector with a new type of retreat-preventing structure according to claim 1, characterized in that: An annular partition plate is formed on the inner wall of the front section of the terminal cavity and abuts against the front end of the retreat prevention sleeve.

4. The connector with a new type of retreat-preventing structure according to claim 1, characterized in that: The connector shell is provided with a clamping groove on both sides of the window, and the locking insert is provided with two sets of oppositely arranged locking buckles.

5. The connector with a new type of retreat-preventing structure according to claim 3, characterized in that: The clamping groove is provided with a pre-locking point and a locking point arranged in sequence in the up-and-down direction. The pre-locking point and the locking point are arranged in sequence in the up-and-down direction.

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