CN211670391U - Anti-loose electric connector - Google Patents

Anti-loose electric connector Download PDF

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Publication number
CN211670391U
CN211670391U CN201922481038.6U CN201922481038U CN211670391U CN 211670391 U CN211670391 U CN 211670391U CN 201922481038 U CN201922481038 U CN 201922481038U CN 211670391 U CN211670391 U CN 211670391U
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China
Prior art keywords
conductive terminal
clamping
groove
limiting step
locking block
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CN201922481038.6U
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Chinese (zh)
Inventor
阳丽
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Dongguan Junplatin Hardware Electronics Co ltd
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Dongguan Junplatin Hardware Electronics Co ltd
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Priority to CN201922481038.6U priority Critical patent/CN211670391U/en
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Abstract

The utility model relates to an anti-loose electric connector, which comprises a first conductive terminal, a second conductive terminal, a locking block and a fixed seat; the fixing seat is provided with an insertion groove and a mounting cavity with two open ends, one end of the insertion groove is open, the mounting cavity is communicated with the insertion groove, and the locking block is provided with two clamping arms; the first conductive terminal and the second conductive terminal are detachably installed in the installation cavity, the first conductive terminal and the second conductive terminal are matched with each other and inserted to form electrical connection, the locking block extends into the insertion groove, and the two clamping arms are clamped on the periphery of the first conductive terminal or the second conductive terminal; the electric connector is convenient and quick to assemble and disassemble, the joints between the conductive terminals are protected, the service life of the electric connector is prolonged, the stability and the reliability of connection between the conductive terminals are ensured, in addition, the first conductive terminal and the second conductive terminal cannot be loosened after being connected, and the quality of the whole electric connector product is favorably improved.

Description

Anti-loose electric connector
Technical Field
The utility model belongs to the technical field of an electric connector technique and specifically relates to indicate a locking type electric connector that takes off.
Background
The current connector is often used in the existing life, such as the automobile industry, the air conditioning industry and the like, and plays a very large role. The current connectors are basically mated by the connectors and the connector sockets.
The existing current connector generally comprises a plug and a socket, wherein the plug and the socket are connected in a plugging manner, and the fixing manner is generally screw fixing, which has the following defects: the fixing mode of the one-way acting force of the screw fixing is that the connector and the connector socket are easy to fall off along with the increase of time, the quality of the whole electric connector product is affected, and the joint of the existing plug and the socket is easy to expose outside and damage, so that the use of the whole electric connector is not facilitated.
Therefore, in the present patent application, the applicant has elaborately studied a locking type electrical connector to solve the above-mentioned problems.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to above-mentioned prior art exist not enough, main aim at provides a locking type electric connector that takes off, its easy dismounting is swift, also realizes the protection to junction between the conductive terminal, prolongs electric connector's life, guarantees the stability and the reliability of connecting between the conductive terminal, moreover for the pine can not appear taking off after first conductive terminal and the connection of second conductive terminal, is favorable to improving the quality of whole electric connector product.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an anti-loose type electric connector comprises a first conductive terminal, a second conductive terminal, a locking block and a fixed seat;
the fixing seat is provided with an insertion groove and a mounting cavity with two open ends, one end of the insertion groove is open, the mounting cavity is communicated with the insertion groove, and the locking block is provided with two clamping arms;
the first conductive terminal and the second conductive terminal are detachably installed in the installation cavity, the first conductive terminal and the second conductive terminal are matched with each other and are oppositely inserted to form electric connection, the locking block extends into the insertion groove, and the two clamping arms are clamped on the periphery of the first conductive terminal or the second conductive terminal.
As a preferred scheme, one of the first conductive terminal and the second conductive terminal is concavely provided with an annular groove at the periphery;
when the first conductive terminal and the second conductive terminal are installed in the installation cavity, the annular groove is located in the insertion groove, the two clamping arms are adapted to the annular groove, and the two clamping arms are respectively limited to the front side wall and the rear side wall of the annular groove in two directions of the axis of the insertion direction.
As a preferred scheme, a clamping groove is formed in the inner side wall of the insertion groove, a clamping block is arranged on at least one clamping arm in a protruding mode, and the clamping block is adaptive to the clamping groove.
As a preferred scheme, one end of the insertion groove is open and arranged on the upper end face of the fixing seat, the buckling block is provided with an entering guide face, an exiting guide face and a vertical face located between the entering guide face and the exiting guide face, the upper end of the entering guide face is connected with the lower end of the vertical face, the entering guide face is arranged in an inclined mode from top to bottom, the lower end of the exiting guide face is connected with the upper end of the vertical face, and the exiting guide face is arranged in an inclined mode from top to bottom.
As a preferred scheme, a clamping groove is formed between the two clamping arms, the clamping groove is provided with a first clamping groove, a second clamping groove and a third clamping groove from top to bottom, the second clamping groove is respectively communicated with the first clamping groove and the third clamping groove, the inner diameter of the first clamping groove is smaller than that of the third clamping groove, and the inner diameter of the second clamping groove is gradually increased from top to bottom.
As a preferable scheme, a first guide inclined surface is formed on the inner side wall of the opening of the insertion groove, the two clamping arms are elastic clamping arms, and a second guide inclined surface matched with the first guide inclined surface is formed on the outer side of the lower end of each elastic clamping arm.
As a preferred scheme, a first limiting step is formed on the inner wall of the mounting cavity, the second conductive terminal is provided with a second limiting step, the second conductive terminal is installed in the mounting cavity, and the second limiting step of the second conductive terminal abuts against the first limiting step in one direction of the axis where the inserting direction is located.
As a preferred scheme, the second conductive terminal is provided with a third limiting step, a rear-side elastic arm is integrally formed by extending backwards at a rear-end opening of the fixing seat, a guide block is formed on the inner side of the rear-side elastic arm, the guide block is provided with a fourth limiting step and a third guide inclined plane, the front end of the second conductive terminal is arranged in the mounting cavity from the third guide inclined plane, and the third limiting step of the second conductive terminal abuts against the fourth limiting step in the other direction of the axis where the plugging direction is located.
As a preferred scheme, the first conductive terminal has a fifth limiting step, and after the first conductive terminal and the second conductive terminal are matched and inserted into each other, the fifth limiting step of the first conductive terminal abuts against the second conductive terminal in one direction of an axis where the insertion direction is located.
As a preferred scheme, the locking block is provided with a locking block body, the two clamping arms are symmetrically arranged and extend downwards from the lower end face of the locking block body integrally, and the locking block body is provided with a handle part.
Compared with the prior art, the utility model obvious advantage and beneficial effect have, particularly: the detachable plug-in assembly of the first conductive terminal and the second conductive terminal is realized in the fixed seat, the disassembly and the assembly are convenient and quick, the connection position between the conductive terminals is protected through the fixed seat, the service life of the electric connector is prolonged, the stability and the reliability of the connection between the conductive terminals are ensured, and particularly, the first conductive terminal and the second conductive terminal cannot be loosened after the connection through the design of the locking block, so that the quality of the whole electric connector product is improved;
secondly, the locking block is not easy to loosen or even separate from the inserting groove through the matching of the buckling block and the buckling groove, and the quality of the whole electric connector product is improved;
and through the design of a plurality of limiting steps, the corresponding conductive terminals are limited on the axis where the plugging direction is located, and the stability and reliability of the electric connector product in the operation process are ensured.
To more clearly illustrate the structural features and effects of the present invention, the following detailed description is given with reference to the accompanying drawings and specific embodiments.
Drawings
Fig. 1 is a schematic perspective view of an embodiment of the present invention;
fig. 2 is a first exploded view of the embodiment of the present invention;
FIG. 3 is a second exploded view of the embodiment of the present invention;
FIG. 4 is a schematic view of a first cross-sectional configuration of an embodiment of the present invention;
FIG. 5 is an enlarged schematic view of the structure at A in FIG. 4;
fig. 6 is a second cross-sectional structural view of the embodiment of the present invention;
fig. 7 is a third cross-sectional structure diagram of the embodiment of the present invention.
The reference numbers illustrate:
10. first conductive terminal
11. Fifth limiting step 12 and annular groove
20. Second conductive terminal
21. A second limit step 22 and a third limit step
30. Locking block
31. Locking block body 311 and handle part
32. Clamping arm 321, second guiding inclined plane
33. Locking block 331, entry guide surface
332. Exit guide surface 333, vertical surface
341. A first holding groove 342 and a second holding groove
343. Third clamping groove
40. Fixing base 401 and mounting lug
41. Plug slot 411 and fastening slot
412. First guide inclined plane
42. Installation cavity 421, first spacing step
43. Rear elastic arm 44, guide block
441. A fourth limit step 442 and a third guide slope.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description.
As shown in fig. 1 to 7, an anti-loose electrical connector includes a first conductive terminal 10, a second conductive terminal 20, a locking block 30 and a fixing seat 40;
the periphery of the fixing seat 40 is convexly provided with a mounting lug part 401. The fixing seat 40 has an insertion groove 41 and a mounting cavity 42 with two open ends, wherein one end of the insertion groove 41 is open, and preferably, the upper end of the insertion groove 41 is open. The mounting cavity 42 is communicated with the insertion groove 41, the locking block 30 is provided with a locking block body 31 and two clamping arms 32, the two clamping arms 32 are symmetrically arranged, the two clamping arms 32 integrally extend downwards from the lower end face of the locking block body 31, and the locking block body 31 is provided with a handle part 311.
In this embodiment, a first limiting step 421 is formed on the inner wall of the mounting cavity 42, the second conductive terminal 20 has a second limiting step 21, the second conductive terminal 20 is mounted in the mounting cavity 42, and the second limiting step 21 of the second conductive terminal 20 abuts against the first limiting step 421 in one direction of the axis where the plugging direction is located.
The second conductive terminal 20 further has a third limiting step 22, a rear elastic arm 43 is integrally formed at the rear opening of the fixed seat 40 in a manner of extending backwards, a guide block 44 is formed at the inner side of the rear elastic arm 43, the guide block 44 has a fourth limiting step 441 and a third guiding inclined surface 442, the front end of the second conductive terminal 20 is installed in the installation cavity 42 from the third guiding inclined surface 442, and the third limiting step 22 of the second conductive terminal 20 abuts against the fourth limiting step 441 in the other direction of the axis where the plugging direction is located.
The first conductive terminal 10 has a fifth limiting step 11, and after the first conductive terminal 10 and the second conductive terminal 20 are mutually matched and oppositely inserted, the fifth limiting step 11 of the first conductive terminal 10 abuts against the second conductive terminal 20 in one direction of an axis where the inserting direction is located.
The first conductive terminal 10 and the second conductive terminal 20 are detachably mounted in the mounting cavity 42, the first conductive terminal 10 and the second conductive terminal 20 are mutually matched and oppositely inserted to form an electrical connection, the locking block 30 extends into the insertion groove 41, and the two clamping arms 32 are clamped on the periphery of the first conductive terminal 10 or the second conductive terminal 20. In the present embodiment, in both the first conductive terminal 10 and the second conductive terminal 20, an annular groove 12 is concavely formed on an outer periphery thereof; preferably, the first conductive terminal 10 is provided with an annular groove 12.
After the first conductive terminal 10 and the second conductive terminal 20 are both installed in the installation cavity 42, the annular groove 12 is located in the insertion groove 41, the two clamping arms 32 are adapted to the annular groove 12, and the two clamping arms 32 are respectively limited to the front side wall and the rear side wall of the annular groove 12 in two directions of the axis where the insertion direction is located.
A fastening groove 411 is formed on the inner side wall of the insertion groove 41, a fastening block 33 is convexly arranged on at least one clamping arm 32, and the fastening block 33 is adapted in the fastening groove 411. In this embodiment, one end of the insertion slot 41 is open and disposed on the upper end surface of the fixing base 40, the locking block 33 has an entering guide surface 331, an exiting guide surface 332, and a vertical surface 333 located between the entering guide surface 331 and the exiting guide surface 332, the upper end of the entering guide surface 331 is connected to the lower end of the vertical surface 333, the entering guide surface 331 is inclined inward from top to bottom, the lower end of the exiting guide surface 332 is connected to the upper end of the vertical surface 333, and the exiting guide surface 332 is inclined outward from top to bottom.
A clamping groove is formed between the two clamping arms 32, the clamping groove is provided with a first clamping groove 341, a second clamping groove 342 and a third clamping groove 343 from top to bottom, the second clamping groove 342 is respectively communicated with the first clamping groove 341 and the third clamping groove 343, the inner diameter of the first clamping groove 341 is smaller than that of the third clamping groove 343, and the inner diameter of the second clamping groove 342 is gradually larger from top to bottom. The outer diameter of the first conductive terminal 10 at the annular groove 12 is smaller than that of the first holding groove 341.
The inner side wall of the opening of the insertion slot 41 is formed with a first guiding inclined surface 412, both the clamping arms 32 are elastic clamping arms 32, and the outer side of the lower end of the elastic clamping arms 32 is formed with a second guiding inclined surface 321 which is matched with the first guiding inclined surface 412.
The following generally describes the assembly process of the following embodiment (defining the plugging direction as front and back):
1. the second conductive terminal 20 is installed into the installation cavity 42 from the rear end opening of the fixing seat 40 from back to front, the rear end of the second conductive terminal 20 extends out of the fixing seat 40, the second limiting step 21 of the second conductive terminal 20 abuts against the first limiting step 421 so that the second conductive terminal 20 is limited in the front side direction, the second conductive terminal 20 is pulled down backwards, the second limiting step 21 of the second conductive terminal 20 abuts against the fourth limiting step 441 so that the second conductive terminal 20 is limited in the rear side direction, and therefore the assembly of the second conductive terminal 20 is completed;
2. the first conductive terminal 10 is installed into the installation cavity 42 from the front end opening of the fixed seat 40 from front to back, the front end of the first conductive terminal 10 extends out of the fixed seat 40, the first conductive terminal 10 and the second conductive terminal 20 are matched and inserted with each other, the fifth limiting step 11 of the first conductive terminal 10 abuts against the second conductive terminal 20 so that the first conductive terminal 10 is limited in the rear side direction, the annular groove 12 of the first conductive terminal 10 is located in the insertion groove 41, and therefore the assembly of the first conductive terminal 10 is completed;
3. two clamping arms 32 of the locking block 30 extend into the insertion groove 41 from an upper end opening of the insertion groove 41, the two clamping arms 32 are adapted to the annular groove 12, the two clamping arms 32 are respectively limited to a front side wall and a rear side wall of the annular groove 12 in the front-rear direction, and the buckling block 33 of the clamping arm 32 is adapted to the buckling groove 411.
The utility model has the design key points that the detachable plug-in assembly of the first conductive terminal and the second conductive terminal in the fixed seat is realized, the disassembly and the assembly are convenient and fast, the connection part between the conductive terminals is protected by the fixed seat, the service life of the electric connector is prolonged, the stability and the reliability of the connection between the conductive terminals are ensured, and particularly, the first conductive terminal and the second conductive terminal can not be loosened after being connected by the design of the locking block, thereby being beneficial to improving the quality of the whole electric connector product;
secondly, the locking block is not easy to loosen or even separate from the inserting groove through the matching of the buckling block and the buckling groove, and the quality of the whole electric connector product is improved;
and through the design of a plurality of limiting steps, the corresponding conductive terminals are limited on the axis where the plugging direction is located, and the stability and reliability of the electric connector product in the operation process are ensured.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.

Claims (10)

1. An anti-loose type electrical connector, characterized in that: comprises a first conductive terminal, a second conductive terminal, a locking block and a fixed seat;
the fixing seat is provided with an insertion groove and a mounting cavity with two open ends, one end of the insertion groove is open, the mounting cavity is communicated with the insertion groove, and the locking block is provided with two clamping arms;
the first conductive terminal and the second conductive terminal are detachably installed in the installation cavity, the first conductive terminal and the second conductive terminal are matched with each other and are oppositely inserted to form electric connection, the locking block extends into the insertion groove, and the two clamping arms are clamped on the periphery of the first conductive terminal or the second conductive terminal.
2. The electrical connector of claim 1, wherein: one of the first conductive terminal and the second conductive terminal is concavely provided with an annular groove at the periphery;
when the first conductive terminal and the second conductive terminal are installed in the installation cavity, the annular groove is located in the insertion groove, the two clamping arms are adapted to the annular groove, and the two clamping arms are respectively limited to the front side wall and the rear side wall of the annular groove in two directions of the axis of the insertion direction.
3. The electrical connector of claim 1, wherein: a clamping groove is formed in the inner side wall of the insertion groove, a clamping block is arranged on the at least one clamping arm in a protruding mode, and the clamping block is adaptive to the clamping groove.
4. The electrical connector of claim 3, wherein: the clamping block is provided with an entering guide surface, an exiting guide surface and a vertical surface positioned between the entering guide surface and the exiting guide surface, the upper end of the entering guide surface is connected with the lower end of the vertical surface, the entering guide surface is arranged in an inclined mode from top to bottom, the lower end of the exiting guide surface is connected with the upper end of the vertical surface, and the exiting guide surface is arranged in an inclined mode from top to bottom.
5. The electrical connector of claim 1, wherein: a clamping groove is formed between the two clamping arms, the clamping groove is provided with a first clamping groove, a second clamping groove and a third clamping groove from top to bottom, the second clamping groove is communicated with the first clamping groove and the third clamping groove respectively, the inner diameter of the first clamping groove is smaller than that of the third clamping groove, and the inner diameter of the second clamping groove is gradually larger from top to bottom.
6. The electrical connector of claim 1, wherein: the inner side wall of the opening of the insertion groove is provided with a first guide inclined surface, the two clamping arms are elastic clamping arms, and the outer side of the lower end of each elastic clamping arm is provided with a second guide inclined surface matched with the first guide inclined surface.
7. The electrical connector of claim 1, wherein: the inner wall of the mounting cavity is provided with a first limiting step, the second conductive terminal is provided with a second limiting step, the second conductive terminal is arranged in the mounting cavity, and the second limiting step of the second conductive terminal is abutted against the first limiting step in one direction of the axis where the inserting direction is located.
8. The electrical connector of claim 1, wherein: the second conductive terminal is provided with a third limiting step, a rear-side elastic arm is formed by integrally extending the rear-end opening of the fixing seat backwards, a guide block is formed on the inner side of the rear-side elastic arm and provided with a fourth limiting step and a third guide inclined plane, the front end of the second conductive terminal is arranged in the mounting cavity from the third guide inclined plane, and the third limiting step of the second conductive terminal is abutted to the fourth limiting step in the other direction of the axis where the inserting direction is located.
9. The electrical connector of claim 1, wherein: the first conductive terminal is provided with a fifth limiting step, and after the first conductive terminal and the second conductive terminal are matched and oppositely inserted, the fifth limiting step of the first conductive terminal is abutted against the second conductive terminal in one direction of the axis where the inserting direction is located.
10. The electrical connector of claim 1, wherein: the locking block is provided with a locking block body, the two clamping arms are symmetrically arranged and extend downwards from the lower end face of the locking block body integrally, and the locking block body is provided with a handle part.
CN201922481038.6U 2019-12-31 2019-12-31 Anti-loose electric connector Active CN211670391U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201922481038.6U CN211670391U (en) 2019-12-31 2019-12-31 Anti-loose electric connector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201922481038.6U CN211670391U (en) 2019-12-31 2019-12-31 Anti-loose electric connector

Publications (1)

Publication Number Publication Date
CN211670391U true CN211670391U (en) 2020-10-13

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201922481038.6U Active CN211670391U (en) 2019-12-31 2019-12-31 Anti-loose electric connector

Country Status (1)

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CN (1) CN211670391U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115013393A (en) * 2022-04-11 2022-09-06 东莞市海德威尔精工科技有限公司 Aviation precision connector and manufacturing process thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115013393A (en) * 2022-04-11 2022-09-06 东莞市海德威尔精工科技有限公司 Aviation precision connector and manufacturing process thereof

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