Automobile connector terminal structure

Abstract

The utility model belongs to the technical field of electric connectors, and discloses an automobile connector terminal structure, which comprises a shell, a clamping piece, a bulge and a female terminal, and is characterized in that the clamping piece is positioned at a first opening and arranged on the shell, the bulge is positioned at the first opening and arranged on the shell, and the female terminal is positioned at the second opening and arranged on the shell. One end of the female terminal can penetrate through the first opening and is inserted into the shell in a sliding mode, the other end of the female terminal is provided with a clamping groove and an avoiding part, the protrusion is in sliding fit with the female terminal so that the protrusion can abut against the connecting position of the female terminal and the avoiding part, the clamping piece is clamped in the clamping groove, the female terminal can slide relative to the shell and is inserted into the shell, and meanwhile the protrusion can abut against the female terminal. The protrusion is in sliding fit with the end face of the female terminal, when the clamping piece on the shell is clamped in the clamping groove of the female terminal, the female terminal is fixed relative to the shell, the protrusion abuts against the connecting position of the female terminal and the avoiding part, and under the action of the protrusion and the clamping piece, the female terminal and the shell are fixed, firm in connection and not prone to loosening.

Description

Technical Field

[0001] The utility model relates to the technical field of electrical connectors, in particular to the terminal structure of automotive connectors. Background Art

[0002] The female terminal connector usually refers to the female connector, also known as the female terminal or female socket. In the electronic field, the connector consists of two parts, namely the housing and the terminal. The terminal connector includes a male terminal and a female terminal. Among them, the male terminal usually refers to the plug side, while the female terminal refers to the jack side.

[0003] The female terminal connector has specific functions and structures in design and application, aiming to cooperate with the male terminal to achieve circuit connection. The existing terminal connector consists of a terminal and a stainless steel sleeve. The terminal is formed by curling after blanking from a material plate and is locked by an annular buckle. The stainless steel sleeve is sleeved in the middle of the terminal to form a shape. A hanging platform is provided on the stainless steel sleeve for assembling with the housing, and the rear end of the terminal is connected to a cable. The terminal connector with this structure has problems of complex assembly and unstable connection.

[0004] Therefore, there is an urgent need for an automotive connector terminal structure to solve the above problems. Summary of the Utility Model

[0005] The purpose of the utility model is to provide an automotive connector terminal structure, in which the female terminal and the housing are fixed under the action of the protrusion and the clamping member, with firm connection and not easy to loosen.

[0006] In order to solve the above problems existing in the prior art, the utility model adopts the following technical solutions:

[0007] The automotive connector terminal structure includes:

[0008] A housing, with a first opening and a second opening at both ends of the housing;

[0009] A clamping member, located at the first opening and provided on the housing;

[0010] A protrusion, located at the first opening and provided on the housing;

[0011] A female terminal, one end of the female terminal can pass through the first opening and be slidably inserted into the housing. The other end of the female terminal is provided with a clamping groove and an avoidance portion. The protrusion is slidably matched with the female terminal so that the protrusion can abut against the connection between the female terminal and the avoidance portion. The protrusion is used to limit the female terminal in the housing, and the clamping member is clamped in the clamping groove.

[0012] Preferably, the automotive connector terminal structure further includes a fixing portion disposed in the clamping groove. The clamping member has a bent structure, is located in the clamping groove, and can be clamped to the fixing portion.

[0013] Preferably, the housing includes a first housing portion and a second housing portion. The first housing portion and the second housing portion are arranged in a snap-fit manner to form a through-channel for passing through the female terminal. There are two clamping members, which are respectively disposed on the first housing portion and the second housing portion. There are two clamping grooves, and the two clamping grooves are respectively arranged in one-to-one correspondence with the two clamping members.

[0014] Preferably, there are two protrusions, which are respectively disposed on the first housing portion and the second housing portion, and the two protrusions are spaced apart relatively.

[0015] Preferably, the first housing portion is provided with a dovetail buckle, and the second housing portion is provided with a dovetail groove. The dovetail buckle is buckled to the dovetail groove.

[0016] Preferably, the automotive connector terminal structure further includes two elastic pieces, which are respectively disposed on the first housing portion and the second housing portion. The elastic pieces are used for elastically pressing against the assembled plastic housing.

[0017] Preferably, each elastic piece includes a connecting portion connected to the housing and an elastic portion connected to the connecting portion for elastically abutting against the assembled plastic housing.

[0018] Preferably, the automotive connector terminal structure further includes a contact member disposed at one end of the housing near the second opening. The contact member has a convex structure and is used for contacting the pin.

[0019] Preferably, there are multiple contact members, and the multiple contact members are distributed in a matrix along the circumferential direction of the second opening.

[0020] Preferably, the automotive connector terminal structure further includes a limiting member located at the second opening and disposed on the housing. The limiting member is used for restricting the female terminal from protruding relative to the second opening.

[0021] The beneficial effects of the present utility model are as follows:

[0022] The automotive connector terminal structure provided by the present utility model has a first opening and a second opening at both ends of the housing. The clamping member is located at the first opening and is arranged on the housing. The protrusion is located at the first opening and is arranged on the housing. One end of the female terminal can pass through the first opening and be slidably inserted into the housing. The other end of the female terminal is provided with a clamping groove and an avoidance portion. The protrusion is slidably matched with the female terminal so that the protrusion can abut against the connection portion between the female terminal and the avoidance portion. The protrusion is used to limit the female terminal within the housing, and the clamping member is clamped into the clamping groove. One end of the female terminal is aligned with the first opening, and then the female terminal can slide relative to the housing and be inserted into the housing. At the same time, the protrusion is slidably matched with the end face of the female terminal. When the clamping member on the housing is clamped into the clamping groove of the female terminal, the female terminal is fixed relative to the housing, and the protrusion abuts against the connection portion between the female terminal and the avoidance portion. Under the action of the protrusion and the clamping member, the female terminal and the housing are fixed and do not move, the connection is firm, it is not easy to loosen, and the assembly is simple. Description of the Drawings

[0023] Figure 1 It is a schematic structural view of the female terminal provided by an embodiment of the present utility model;

[0024] Figure 2 It is a schematic structural view of the housing provided by an embodiment of the present utility model;

[0025] Figure 3 It is a schematic structural view of the automotive connector terminal structure provided by an embodiment of the present utility model.

[0026] Reference Signs:

[0027] 1. Housing; 2. First Opening; 3. Second Opening; 4. Clamping Member; 5. Protrusion; 6. Female Terminal; 7. Clamping Groove; 8. Avoidance Portion; 9. Fixing Portion; 10. Passing Channel; 11. Dovetail Button; 12. Dovetail Groove; 13. Elastic Sheet; 14. Contact Member; 15. Limiting Member. Detailed Embodiment

[0028] The present utility model will be further described in detail below with reference to the drawings and embodiments. It can be understood that the specific embodiments described herein are only used to explain the present utility model, rather than limiting the present utility model. In addition, it should be noted that for the sake of description, only parts related to the present utility model are shown in the drawings rather than all the structures.

[0029] In the description of the present utility model, unless otherwise clearly defined and limited, the terms "connected", "connected to", and "fixed" shall be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or integrated; it may be a mechanical connection or an electrical connection; it may be directly connected or indirectly connected through an intermediate medium, and it may be the communication inside two elements or the interaction relationship between two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0030] In the present utility model, unless otherwise clearly defined and limited, the first feature being "above" or "below" the second feature may include the direct contact between the first and second features, or may include the situation where the first and second features are not in direct contact but in contact through other features therebetween. Moreover, the first feature being "above", "over", and "on" the second feature includes that the first feature is directly above and obliquely above the second feature, or merely indicates that the horizontal height of the first feature is higher than that of the second feature. The first feature being "below", "under", and "beneath" the second feature includes that the first feature is directly below and obliquely below the second feature, or merely indicates that the horizontal height of the first feature is lower than that of the second feature.

[0031] In the description of this embodiment, the orientation or positional relationships such as "above", "below", "left", and "right" are based on the orientation or positional relationships shown in the drawings, and are only for the convenience of description and simplifying the operation, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it should not be construed as a limitation to the present utility model. In addition, the terms "first" and "second" are only used for distinction in description and have no special meanings.

[0032] Such as Figures 1-3As shown, in this embodiment, the automotive connector terminal structure includes a housing 1, a clamping member 4, a protrusion 5, and a female terminal 6. Among them, the two ends of the housing 1 respectively have a first opening 2 and a second opening 3. The clamping member 4 is located at the first opening 2 and is arranged on the housing 1. The protrusion 5 is located at the first opening 2 and is arranged on the housing 1. One end of the female terminal 6 can pass through the first opening 2 and be slidably inserted into the housing 1. The other end of the female terminal 6 is provided with a clamping groove 7 and an avoidance portion 8. The protrusion 5 is slidably engaged with the female terminal 6 so that the protrusion 5 can abut against the connection between the female terminal 6 and the avoidance portion 8. The protrusion 5 is used to limit the female terminal 6 within the housing 1, and the clamping member 4 is clamped in the clamping groove 7. Specifically, the side wall of the housing 1 is provided with the clamping member 4 and the protrusion 5. Both the clamping member 4 and the protrusion 5 are located at the first opening 2. The protrusion 5 can enhance the structural strength of the housing 1. A clamping groove 7 is formed on the outer peripheral surface of the female terminal 6 corresponding to the position of the clamping member 4. The avoidance portion 8 is inclined with respect to the plane of the end face of the female terminal 6. The assembly process of this automotive connector terminal structure is as follows: One end of the female terminal 6 is aligned with the first opening 2. Then, the female terminal 6 can slide relative to the housing 1 and be inserted into the housing 1. The female terminal 6 does not extend out relative to the second opening 3. At the same time, the protrusion 5 is slidably engaged with the end face of the female terminal 6. When the clamping member 4 on the housing 1 is clamped in the clamping groove 7 of the female terminal 6, the female terminal 6 is fixed relative to the housing 1, and the protrusion 5 abuts against the connection between the female terminal 6 and the avoidance portion 8. Under the action of the protrusion 5 and the clamping member 4, the female terminal 6 and the housing 1 are fixed and do not move, the connection is firm, not easy to loosen, and the assembly is simple.

[0033] Further, continuing to refer to Figures 1-3 , the automotive connector terminal structure further includes a fixing portion 9. The fixing portion 9 is arranged in the clamping groove 7. The clamping member 4 is in a bent structure. The clamping member 4 is located in the clamping groove 7 and can be clamped in the fixing portion 9. Specifically, the fixing portion 9 and the clamping groove 7 are integrally formed. The female terminal 6 can be slidably inserted relative to the housing 1 so that the clamping member 4 is clamped in the clamping groove 7. The clamping member 4 is in an inverted U-shaped structure. At this time, the clamping member 4 is clamped and fixed with the fixing member, further improving the connection stability between the clamping member 4 and the clamping groove 7.

[0034] Further, continuing to refer to Figures 1-3, the housing 1 includes a first housing part and a second housing part. The first housing part and the second housing part are arranged in a butting manner and form a threading channel 10 for threading the female terminal 6. There are two clamping members 4, which are respectively arranged on the first housing part and the second housing part. There are two clamping grooves 7, and the two clamping grooves 7 are respectively arranged in one-to-one correspondence with the two clamping members 4. Specifically, the first housing part is provided with a dovetail buckle 11, and the second housing part is provided with a dovetail groove 12. The dovetail buckle 11 is buckled in the dovetail groove 12 to ensure that the housing 1 after buckling is not easily cracked. There are two protrusions 5, which are respectively arranged on the first housing part and the second housing part, and the two protrusions 5 are arranged at relative intervals. The female terminal 6 can slide and be inserted relative to the housing 1, so that the two oppositely arranged clamping members 4 are respectively clamped and fixed in the corresponding clamping grooves 7. At the same time, the two protrusions 5 are in sliding fit with the end face of the female terminal 6 and can abut against the connection part between the female terminal 6 and the avoidance part 8. Under the action of the two protrusions 5 and the two clamping members 4, the female terminal 6 and the housing 1 can be relatively fixed and the connection is firm.

[0035] Further, with continued reference to Figures 1-3 , the automotive connector terminal structure further includes elastic pieces 13. There are two elastic pieces 13, which are respectively arranged on the first housing part and the second housing part. The elastic pieces 13 are used to elastically press against the assembled plastic housing. Specifically, the elastic pieces 13 and the housing 1 are integrally formed by injection molding or the like. The elastic pieces 13 include a connecting part and an elastic part. The connecting part is connected to the housing 1, and the elastic part is connected to the connecting part and is used to elastically abut against the assembled plastic housing. The elastic parts of the two elastic pieces 13 can elastically abut against the assembled plastic housing on both sides of the housing 1, increasing the contact area between the connector terminal structure and the assembled housing 1.

[0036] Further, with continued reference to Figures 1-3 , the automotive connector terminal structure further includes contact members 14. The contact members 14 are arranged at one end of the housing 1 close to the second opening 3. The contact members 14 are in a convex structure and are used to contact the pins. Specifically, there are multiple contact members 14, and the multiple contact members 14 are distributed in a matrix along the circumferential direction of the second opening 3. The contact members 14 are adjusted from the traditional folded R corner to a convex structure. The multiple contact members 14 are in close contact with the male terminal, enhancing the stability between the female terminal 6 and the male terminal.

[0037] Further, with continued reference to Figures 1-3, the automotive connector terminal structure further includes a limiting member 15. The limiting member 15 is located at the second opening 3 and is provided on the housing 1. The limiting member 15 is used to limit the extension of the female terminal 6 relative to the second opening 3. Specifically, there are multiple limiting members 15, and the multiple limiting members 15 are arranged at intervals along the circumferential direction of the second opening 3. One end of the female terminal 6 is aligned with the first opening 2. Then, the female terminal 6 can slide relative to the housing 1 and be inserted into the housing 1. Under the limiting action of the multiple limiting members 15, the female terminal 6 does not extend relative to the second opening 3.

[0038] Obviously, the above-mentioned embodiments of the present invention are merely examples for clearly explaining the present invention, rather than limiting the implementation manners of the present invention. For those of ordinary skill in the art, various obvious changes, re-adjustments and substitutions can be made without departing from the protection scope of the present invention. It is not necessary and impossible to enumerate all the implementation manners here. Any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention shall be included in the protection scope of the claims of the present invention.

Claims

1. Automobile connector terminal structure, characterized in that: include: A shell (1), wherein two ends of the shell (1) respectively have a first opening (2) and a second opening (3); A clamping member (4), the clamping member (4) being located at the first opening (2), and the clamping member (4) being arranged on the housing (1); a protrusion (5), the protrusion (5) being located at the first opening (2), and the protrusion (5) being arranged on the housing (1); A female terminal (6), one end of which can pass through the first opening (2) and be slidably inserted into the housing (1), the other end of which is provided with a snap-in groove (7) and an escape portion (8), the protrusion (5) slidingly cooperates with the female terminal (6) so that the protrusion (5) can abut against the connection between the female terminal (6) and the escape portion (8), the protrusion (5) is used to limit the female terminal (6) to be located in the housing (1), and the snap-in member (4) is snap-fitted into the snap-in groove (7).

2. The automotive connector terminal structure according to claim 1, characterized in that: The automobile connector terminal structure further comprises a fixing portion (9), wherein the fixing portion (9) is arranged in the clamping groove (7), the clamping member (4) is in a bent structure, the clamping member (4) is located in the clamping groove (7), and the clamping member (4) can be clamped in the fixing portion (9).

3. The automotive connector terminal structure according to claim 1, characterized in that: The housing (1) comprises a first housing portion and a second housing portion, the first housing portion and the second housing portion are arranged to be buckled and form a penetration channel (10), the penetration channel (10) is used to penetrate the female terminal (6), there are two clamping parts (4), the two clamping parts (4) are respectively arranged on the first housing portion and the second housing portion, there are two clamping grooves (7), the two clamping grooves (7) are respectively arranged in a one-to-one correspondence with the two clamping parts (4).

4. The automotive connector terminal structure according to claim 3, characterized in that: There are two protrusions (5), the two protrusions (5) are respectively arranged on the first shell part and the second shell part, and the two protrusions (5) are arranged relatively spaced apart.

5. The automotive connector terminal structure according to claim 3, characterized in that: The first housing portion is provided with a dovetail buckle (11), and the second housing portion is provided with a dovetail groove (12), and the dovetail buckle (11) is buckled in the dovetail groove (12).

6. The automotive connector terminal structure according to claim 3, characterized in that: The automobile connector terminal structure also includes a spring sheet (13), the number of the spring sheets (13) is two, the two spring sheets (13) are respectively arranged on the first housing part and the second housing part, and the spring sheets (13) are used to elastically press against the assembled plastic shell.

7. The automotive connector terminal structure according to claim 6, characterized in that: The spring sheet (13) comprises a connecting portion and an elastic portion, the connecting portion being connected to the housing (1), and the elastic portion being connected to the connecting portion and being used for elastically abutting against the assembled plastic shell.

8. The automotive connector terminal structure according to claim 1, characterized in that: The automobile connector terminal structure further comprises a contact piece (14), wherein the contact piece (14) is arranged at one end of the housing (1) close to the second opening (3), and the contact piece (14) is in a convex structure and is used to contact a plug pin.

9. The automotive connector terminal structure according to claim 8, characterized in that: There are a plurality of contact members (14), and the plurality of contact members (14) are distributed in a matrix along the circumferential direction of the second opening (3).

10. The automotive connector terminal structure according to claim 1, characterized in that: The automobile connector terminal structure further comprises a limiting member (15), the limiting member (15) being located at the second opening (3) and arranged on the housing (1), the limiting member (15) being used to limit the female terminal (6) from extending relative to the second opening (3).

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