CN212991484U

CN212991484U - Lock catch type connector

Info

Publication number: CN212991484U
Application number: CN202022438822.1U
Authority: CN
Inventors: 潘彪
Original assignee: KUNSHAN JUNLEI ELECTRICAL APPLIANCES CO LTD
Current assignee: KUNSHAN JUNLEI ELECTRICAL APPLIANCES CO LTD
Priority date: 2020-10-28
Filing date: 2020-10-28
Publication date: 2021-04-16
Anticipated expiration: 2030-10-28

Abstract

The utility model belongs to the technical field of the type of directly inserting connector technique and specifically relates to a hasp formula connector is related to, hasp formula connector includes: public terminal subassembly and female terminal subassembly, public terminal subassembly is formed with first joint portion, and female terminal subassembly is formed with second joint portion, and first joint portion can be in the same place with second joint portion joint to link together public terminal subassembly and female terminal subassembly. It can be seen that, because the male terminal assembly and the female terminal assembly in the application do not adopt the mode of the rubber-coated shell and the plastic insulator to interfere with each other hard to provide the holding power for connection, but adopt the connection mode of clamping, the operation is simple and convenient, and when the mutual matching is inserted in place, namely when the clamping is carried out, a clear and crisp 'click' sound can be sent out, the mutual matching of products is shown in place, the hand feeling is good, and an obvious prompt effect is achieved.

Description

Lock catch type connector

Technical Field

The application relates to the technical field of direct-insertion type connectors, in particular to a lock catch type connector.

Background

At present, the existing direct-insertion waterproof connector comprises a male terminal and a female terminal, wherein the male terminal comprises a male-end plastic insulator, a male-end rubber-coated shell and a male-end conductive terminal, the male-end conductive terminal is embedded in the male-end plastic insulator, and the male-end rubber-coated shell is sleeved outside the male-end plastic insulator; female terminal includes female end plastic insulator, female end rubber coating shell and female end conductive terminal, female end conductive terminal inlays and locates in the female end plastic insulator, female end rubber coating shell cover is located the outside of female end plastic insulator, wherein, male end plastic insulator is cyclic annular or female end plastic insulator is cyclic annular, for example when male end plastic insulator is cyclic annular, and after male terminal and female terminal cut straightly to be connected, the outside of female end plastic rubber coating insulator is located to male end plastic insulator cover, and female end plastic insulator's outside is located to female end plastic insulator cover, rely on rubber coating shell and plastic insulator to form the holding power promptly, prevent that the connector from breaking away, but this kind of structural instability, the plug is felt relatively poorly.

SUMMERY OF THE UTILITY MODEL

An object of the application is to provide a hasp formula connector, solved the waterproof connector of the cut-through type who exists to a certain extent among the prior art and provided the holding power of preventing declutching through rubber coating shell and plastic insulator, extremely unstable, moreover the relatively poor technical problem of plug feel.

The application provides a latched connector, includes: the male terminal assembly is provided with a first clamping portion, the female terminal assembly is provided with a second clamping portion, and the first clamping portion and the second clamping portion can be clamped together to connect the male terminal assembly and the female terminal assembly together.

In the above technical scheme, further, the first clamping portion is a clamping groove, and the second clamping portion is a buckle.

In any of the above technical solutions, further, the male terminal assembly includes a male end insulator, a male end housing, and a male end conductive terminal;

the male terminal conductive terminal is embedded in the male terminal insulator, and one end part of the male terminal insulator is connected with the male terminal shell;

one end of the male end insulator is provided with a containing cavity communicated with the outside, and the male end conductive terminal extends in the containing cavity;

the outer wall of the male end insulator is formed with an extension portion extending toward the male end housing; the extension part is formed with the first clamping part.

In any of the above technical solutions, further, the extension portion includes a first extension portion, a limiting portion and a second extension portion that are connected in sequence;

one end of the first extending part, which is far away from the limiting part, is connected with the male-end insulator; one end of the second extending part, which is far away from the limiting part, extends towards the male end shell;

the first extension part and the second extension part form an angle with the limiting part respectively; the first extending portion is provided with a protrusion, and the protrusion and the limiting portion are surrounded to form the first clamping portion.

In any of the above technical solutions, further, the first extension portion, the limiting portion, and the second extension portion are of an integrated structure.

In any of the above technical solutions, further, the extension is an elastic extension.

In any of the above technical solutions, further, a sealing ring is sleeved on an end portion of the male end insulator.

In any of the above technical solutions, further, the male end insulator further includes a body and an abutting portion; the male end conductive terminal is embedded in the body and extends in the accommodating cavity, and the other end of the body opposite to the male end shell is spliced together with the male end shell;

the abutting part is sleeved outside the body, and the abutting part is arranged close to one end of the body; the butt joint part forms an avoiding opening penetrating through two sides of the butt joint part, and one end of the extending part extends into the avoiding opening.

In any of the above technical solutions, further, the female terminal assembly includes a female terminal insulator, a female terminal housing, and a female terminal conductive terminal;

the female terminal conductive terminal is embedded in the female terminal insulator, and the female terminal shell is spliced with the female terminal insulator;

a receiving space is formed between the female end shell and the female end insulator and is used for receiving the extension part of the male end insulator and another part of structure of the extension part; the inner wall of female end shell is formed with second joint portion.

In any of the above technical solutions, further, the female-end insulator includes an insertion main body, an insertion groove is provided outside the insertion main body, the insertion main body of the female-end insulator can be inserted into the accommodation cavity of the male-end insulator, and an end portion of the male-end insulator can be inserted into the insertion groove of the female-end insulator.

Compared with the prior art, the beneficial effect of this application is:

in the lock catch type connector provided by the application, because the male terminal assembly and the female terminal assembly do not adopt the mode that the rubber-coated shell and the plastic insulator are hard to interfere to provide the holding power to be connected, but adopt the connection mode of joint, the operation is simple and convenient, and can send out a sound of clear and crisp 'clack' when mutually joining in place, show that the product mutually joins in place, feel good, and have obvious prompt effect moreover when mutually joining in place.

Drawings

In order to more clearly illustrate the detailed description of the present application or the technical solutions in the prior art, the drawings needed to be used in the detailed description of the present application or the prior art description will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a cross-sectional view of a latch-type connector provided in accordance with an embodiment of the present application;

fig. 2 is a schematic structural diagram of a latching connector according to an embodiment of the present disclosure;

FIG. 3 is a schematic structural diagram of a male end assembly according to an embodiment of the present disclosure;

FIG. 4 is a schematic view of another embodiment of a male end assembly;

FIG. 5 is a schematic structural diagram of a male end insulator according to an embodiment of the present application;

FIG. 6 is a schematic structural diagram of a female end assembly provided in an embodiment of the present application;

FIG. 7 is a cross-sectional view of a female end assembly provided by an embodiment of the present application;

fig. 8 is a schematic structural diagram of a female terminal insulator according to an embodiment of the present application.

Reference numerals:

1-male terminal component, 11-male terminal insulator, 111-body, 1111-first insertion block, 112-abutting part, 1121-avoiding opening, 113-extending part, 1131-first extending part, 1132-limiting part, 1133-second extending part, 1134-protrusion, 114-containing cavity, 12-male terminal shell, 13-male terminal conducting terminal, 14-clamping groove, 15-sealing ring, 2-female terminal component, 21-female terminal insulator, 211-insertion main body, 212-insertion groove, 213-second insertion block, 22-female terminal shell, 23-female terminal conducting terminal, 24-containing space and 25-buckle.

Detailed Description

The technical solutions of the present application will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are only some embodiments of the present application, but not all embodiments.

The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application.

All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

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 orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

Latch type connectors according to some embodiments of the present application are described below with reference to fig. 1-8.

Referring to fig. 1, an embodiment of the present application provides a latch-type connector including: public terminal subassembly 1 and female terminal subassembly 2, public terminal subassembly 1 is formed with first joint portion, and female terminal subassembly 2 is formed with second joint portion, and first joint portion can be in the same place with the joint of second joint portion to link together public terminal subassembly 1 and female terminal subassembly 2.

Because the male terminal component 1 and the female terminal component 2 in the application do not adopt the mode that the rubber-coated shell and the plastic insulator are hard to interfere to provide the holding power for connection, but adopt the connection mode of clamping, the operation is simple and convenient, and when the mutual matching is inserted in place, namely when the clamping is carried out, a clear and crisp 'click' sound can be sent out, the mutual matching of products is shown in place, the hand feeling is good, and the obvious prompting function is realized. In this embodiment, preferably, as shown in fig. 1, the first clamping portion is a clamping groove 14, the second clamping portion is a buckle 25, and the buckle 25 can be clamped in the clamping groove 14, so as to realize the clamping of the male terminal assembly 1 and the female terminal assembly 2, of course, the first clamping portion is also a buckle, and the second clamping portion is also a clamping groove, and is set according to actual needs.

As to how the male terminal assembly 1 forms the first snap portion, i.e., the card slot 14, and how the female terminal assembly 2 forms the second snap portion, i.e., the catch 25, will be described later.

In this embodiment, preferably, as shown in fig. 1 to 7, the male terminal assembly 1 includes a male terminal insulator 11, a male terminal housing 12, and a male terminal conductive terminal 13;

the male terminal conductive terminal 13 is embedded in the male terminal insulator 11, and one end of the male terminal insulator 11 is connected with the male terminal shell 12;

a containing cavity 114 communicated with the outside is formed at one end of the male end insulator 11, and the male end conductive terminal 13 extends in the containing cavity 114; the outer wall of the male-end insulator 11 is formed with an extension 113 extending toward the male-end housing 12; the extension portion 113 is formed with a first engaging portion, i.e., an engaging groove 14.

The female terminal assembly 2 includes a female terminal insulator 21, a female terminal housing 22, and a female terminal conductive terminal 23;

the female terminal conductive terminal 23 is embedded in the female terminal insulator 21, the female terminal housing 22 is connected with the female terminal insulator 21 in an inserting manner, specifically, four vertex angles of one end of the female terminal insulator 21 far away from the accommodating space 24 can be respectively provided with a first inserting block 1111, and the male terminal housing 12 is provided with a first inserting groove 212 which is matched with the first inserting block;

a receiving space 24 is formed between the female-end shell 22 and the female-end insulator 21 for receiving the extension portion 113 of the male-end insulator 11 and another part of the structure thereof;

the inner wall of the female housing 22 is formed with a second snap-fit portion, i.e., a snap 25.

Optionally, the male-end insulator 11 and the female-end insulator 21 are both plastic insulators, and the male-end housing 12 and the female-end housing 22 are both rubber-covered housings, but not limited to the above materials.

According to the above-described structure, the end of the female insulator 21 is inserted into the accommodating cavity 114 of the male insulator 11, a part of the structure of the male insulator 11 and the extension 113 formed by the male insulator are both located right between the female housing 22 and the female insulator 21 to form the accommodating space 24, the inner wall of the female housing 22 is formed with a second engaging portion, i.e., the buckle 25, and the second engaging portion, i.e., the buckle 25, can be just clamped into the first engaging portion, i.e., the clamping groove 14, of the extension 113 of the male insulator 11, so that the assembly of the male terminal assembly 1 and the female terminal assembly 2 is realized, the overall structure is more stable, and the disengagement is not easy.

The extension 113 is an elastic extension, which helps to press a part of the structure into the accommodating space 24 formed between the female shell 22 and the female insulator 21 during assembly, thereby avoiding rigid press-fitting and prolonging the service life.

Further, preferably, as shown in fig. 3 to 5, the extension portion 113 includes a first extension portion 1131, a limiting portion 1132 and a second extension portion 1133 connected in sequence;

one end of the first extension portion 1131 away from the limiting portion 1132 is connected to the male insulator 11;

one end of the second extension portion 1133, which is away from the limiting portion 1132, extends toward the male end housing 12, and in a state where the male terminal assembly 1 and the female terminal assembly 2 are assembled together, the second extension portion 1133 extends to the outside of the accommodating space 24 formed between the female end housing 22 and the female end insulator 21;

the first extension portion 1131 and the second extension portion 1133 form an angle with the limiting portion 1132 respectively; the first extension portion 1131 is formed with a protrusion 1134, the protrusion 1134 and the limiting portion 1132 are enclosed to form a first clamping portion, i.e. a clamping slot 14, so that the second clamping portion, i.e. the buckle 25, of the female terminal assembly 2 can be stably clamped, and stable assembly of the two is realized.

Further, preferably, the first extension portion 1131, the limiting portion 1132 and the second extension portion 1133 are of an integrated structure, so that the overall strength is high, bending, damage and the like are not easy to occur, and the service life is long.

In this embodiment, preferably, as shown in fig. 1 and fig. 3, the end of the male terminal insulator 11 is sleeved with a sealing ring 15, and in a state where the male terminal assembly 1 and the female terminal assembly 2 are assembled together, the sealing ring is located right between the female terminal insulator 21 and the male terminal insulator 11, which effectively prevents water from entering the conductive terminal, and ensures the safety and reliability of the electrical connection.

In this embodiment, preferably, as shown in fig. 1 to 3, the male-end insulator 11 further includes a body 111 and an abutting portion 112;

specifically, as shown in fig. 8, a second insertion block 213 can be formed at four vertex angles of the other end of the body 111, and a second insertion groove 212 matched with the male housing 12 is formed on the male housing 12;

the abutting portion 112 is sleeved outside the body 111, and the abutting portion 112 is disposed near one end of the body 111 (the abutting portion 112 does not shield the end), so that in a state where the male terminal assembly 1 and the female terminal assembly 2 are assembled together, the male end housing 12 is just abutted against an end surface of the abutting portion 112, thereby realizing tight fitting and avoiding generating a large gap; the abutting portion 112 forms an avoidance opening 1121 penetrating through both sides thereof, and one end of the extending portion 113 extends into the avoidance opening 1121, so that the avoidance opening 1121 functions as an avoidance extending portion 113.

According to the above-described structure, the end of the female insulator 21 is inserted into the accommodating cavity 114 of the body 111 of the male insulator 11, a part of the structure of the body 111 and the extension 113 formed by the body are all just located between the female shell 22 and the female insulator 21 to form the accommodating space 24, the inner wall of the female shell 22 is formed with the second clamping portion, i.e., the buckle 25, and the second clamping portion, i.e., the buckle 25, can just be clamped in the first clamping portion, i.e., the clamping groove 14, of the extension 113 of the male insulator 11, so that the assembly of the male terminal assembly 1 and the female terminal assembly 2 is realized, the overall structure is more stable, and the disengagement is not easy.

In this embodiment, preferably, as shown in fig. 1 and 7, the female terminal insulator 21 includes a plug main body 211, an external portion of the plug main body 211 is provided with a plug groove 212, the plug main body 211 of the female terminal insulator 21 can be inserted into the receiving cavity 114 of the male terminal insulator 11, and an end portion of the male terminal insulator 11 can be inserted into the plug groove 212 of the female terminal insulator 21, so as to reinforce the connection between the female terminal assembly and the male terminal assembly, so that the connection between the two is more stable and is not easily disconnected.

Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present application.

Claims

1. A latch-type connector, comprising: the male terminal assembly is provided with a first clamping portion, the female terminal assembly is provided with a second clamping portion, and the first clamping portion and the second clamping portion can be clamped together to connect the male terminal assembly and the female terminal assembly together.

2. The latching connector according to claim 1, wherein said first latching portion is a latching groove and said second latching portion is a snap.

3. The latch type connector according to claim 2, wherein said male terminal assembly includes a male end insulator, a male end housing and a male end conductive terminal;

4. The latch type connector according to claim 3, wherein said extension portion comprises a first extension portion, a stopper portion and a second extension portion connected in sequence;

5. The latch type connector according to claim 4, wherein said first extension, said position-limiting portion and said second extension are of an integral structure.

6. The latch type connector according to claim 3, wherein said extension is a resilient extension.

7. The latching connector according to claim 3, wherein said male end insulator is capped at its end with a sealing ring.

8. The latch type connector according to claim 7 wherein said male end insulator further comprises a body and an abutment; the male end conductive terminal is embedded in the body and extends in the accommodating cavity, and the other end of the body opposite to the male end shell is spliced together with the male end shell;

9. The latch type connector according to claim 7, wherein said female terminal assembly includes a female terminal insulator, a female terminal housing and a female terminal conductive terminal;

10. The latching connector according to claim 9, wherein the female terminal insulator includes a plug body, the plug body is provided with a plug groove on an outer portion thereof, the plug body of the female terminal insulator is insertable into the receiving cavity of the male terminal insulator, and an end portion of the male terminal insulator is insertable into the plug groove of the female terminal insulator.