CN214542638U

CN214542638U - Miniature connector with CPA device

Info

Publication number: CN214542638U
Application number: CN202120919321.7U
Authority: CN
Inventors: 田小显; 关海飞; 景英权
Original assignee: Ampov Connector System Nantong Co ltd; Delphi Electrical Centers Shanghai Co Ltd
Current assignee: Ampov Connector System Nantong Co ltd; Delphi Electrical Centers Shanghai Co Ltd
Priority date: 2021-04-30
Filing date: 2021-04-30
Publication date: 2021-10-29
Anticipated expiration: 2031-04-30

Abstract

The utility model relates to a miniature connector with CPA device, including female end connector and the CPA device of setting on female end connector, CPA device includes simple beam, main latch fitting, attaches latch fitting and push-and-pull plate, and main latch fitting setting attaches the both sides that the latch fitting set up at simple beam, and the push-and-pull plate setting is on the top of simple beam at the front end of simple beam. Compared with the prior art, the utility model has the advantages of locking is effectual, the operation is felt well, stability is good, with low costs.

Description

Miniature connector with CPA device

Technical Field

The utility model belongs to the technical field of the line connector technique and specifically relates to a miniature connector with CPA device is related to.

Background

In the manufacturing process of automobiles, a plurality of micro-connectors for connecting a male terminal assembly and a female terminal assembly are used, and a common design method is that a cantilever beam is adopted for an attached lock structure aiming at a CPA (connector position maintenance) of a traditional micro-connector, the connector with the CPA device disclosed in chinese patent CN212849073U comprises a female connector and a CPA device, wherein the CPA device is disposed at the top end of the female connector, the CPA device comprises a CPA body and pressing portions disposed at two sides of the CPA body, the pressing portions comprise a fixed end fixed on the CPA body and a fixed arm disposed on the fixed end, a clamping portion matched with the fixed arm is disposed at the edge of the top end of the female connector, the fixed arm is clamped between the clamping portion and the CPA body, a push-pull plate is disposed at the tail end of the CPA body, clamping portions are disposed on side arms at two sides of the front end of the CPA body, and the female connector is provided with a clamping and matching portion corresponding to the clamping portions. Although the CPA structure in the patent can avoid the risk of breaking, the blocking force of the primary lock is small, and the auxiliary pressing feature and the withdrawing feature of the CPA structure are integrated on the same feature, so that the operation hand feeling is poor.

Disclosure of Invention

The purpose of the utility model is to provide a miniature connector with CPA device that locking effect is good, operation is felt well, stability is good, with low costs in order to overcome the defect that above-mentioned prior art exists.

The purpose of the utility model can be realized through the following technical scheme:

a miniature connector with a CPA device comprises a female end connector and the CPA device arranged on the female end connector; the CPA device comprises a simply supported beam, a main locking piece, an auxiliary locking piece and a push-pull plate; the main locking piece is arranged at the front end of the simply supported beam; the auxiliary locking pieces are arranged on two sides of the simply supported beam; the push-pull plate is arranged at the top end of the simply supported beam.

Preferably, the main locking piece comprises two elastic arms and a cross beam; the two elastic arms are respectively connected with the simply supported beam; the crossbeam set up between two elastic arm, the both ends of crossbeam link to each other with two elastic arm respectively.

More preferably, the micro connector is provided with a limiting frame for limiting the CPA device, and the position of the limiting frame corresponds to the position of the CPA device.

More preferably, the limiting frame is provided with a pre-locking groove and a locking groove which are respectively matched with the cross beam; the position of the pre-locking groove is far away from the female end connector, and the position of the locking groove is close to the female end connector.

Preferably, the CPA device is provided with a pre-lock; the pre-locking pieces are arranged on two sides of the simply supported beam; the position of attaching the locking piece is close to main locking piece, the position of pre-locking piece is far away from main locking piece.

More preferably, the auxiliary locking piece and the pre-locking piece are both of a buckle structure; the auxiliary locking piece is provided with a bidirectional chute; the pre-locking piece is provided with a one-way sliding chute, and the one-way sliding chute is arranged from the pre-locking piece to the attached locking piece.

More preferably, the female end connector is provided with a first clamping groove for accommodating the locking piece and the pre-locking piece and a second clamping groove for accommodating the locking piece.

More preferably, the first slot is located away from the main lock; the second clamping groove is positioned close to the main locking piece.

Preferably, the female end connector is provided with a sliding groove for limiting the simply supported beam.

Preferably, the back of the push-pull plate is provided with a plurality of grooves which are arranged in an array.

Compared with the prior art, the utility model discloses following beneficial effect has:

firstly, the locking effect is good: the utility model discloses well miniature connector's CPA device adopts the main lock and attaches the lock disconnect-type design, has bigger space on the main lock, can provide bigger power of blockking, guarantees the locking effect of connector.

Secondly, the operation hand feeling is good: the utility model discloses well micro connector save supplementary pressing characteristic, CPA device withdraw from the characteristic not with other characteristic sharing, operate in the in-service use and feel better.

Thirdly, the stability is good: the utility model discloses well miniature connector adopts the structure of simply supported beam formula, and in advance the latch fitting with attach the latch fitting and all assemble on simply supported beam for the stability of device is better.

Fourthly, the cost is low: the utility model discloses well miniature connector saves supplementary pressing feature, can make the product design simpler, can save a slider on the mould to improve the efficiency of product, reduce the cost of product.

Drawings

FIG. 1 is a schematic structural view of a micro connector according to the present invention;

fig. 2 is a schematic structural diagram of a CPA of the present invention;

FIG. 3 is a schematic view of the structure of the middle locking member and the pre-locking member of the present invention;

fig. 4 is a schematic structural view of the middle sliding chute of the present invention.

The reference numbers in the figures indicate:

1. female end connector, 2, CPA device, 3, limiting frame, 11, first clamping groove, 12, second clamping groove, 13, sliding groove, 21, simply supported beam, 22, main locking piece, 23, auxiliary locking piece, 24, push-pull plate, 25, pre-locking piece, 31, pre-locking groove, 32, locking groove, 221, elastic arm, 222 and cross beam.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, of the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall fall within the protection scope of the present invention.

A micro connector with a CPA device is structurally shown in figure 1 and comprises a female terminal connector 1 and a CPA device 2 arranged on the female terminal connector 1, wherein the CPA device 2 comprises a simply supported beam 21, a main locking piece 22, an auxiliary locking piece 23 and a push-pull plate 24, the main locking piece 22 is arranged at the front end of the simply supported beam 21, the auxiliary locking piece 23 is arranged on two sides of the simply supported beam 21, and the push-pull plate 24 is arranged at the top end of the simply supported beam 21.

As shown in fig. 2, the main locking member 22 includes two elastic arms 221 and a cross member 222, the two elastic arms 221 are respectively connected to the simply supported beam 21, the cross member 222 is disposed between the two elastic arms 221, and both ends of the cross member 222 are respectively connected to the two elastic arms 221.

As shown in fig. 1, the micro connector is provided with a stopper bracket 3 for stopping the CPA device 2, and the position of the stopper bracket 3 corresponds to the CPA device 2. The limiting frame 3 is provided with a pre-locking groove 31 and a locking groove 32 which are respectively matched with the cross beam 222, the position of the pre-locking groove 31 is far away from the female end connector 1, and the position of the locking groove 32 is close to the female end connector 1.

CPA device 2 is further provided with pre-lock 25, pre-lock 25 being provided on both sides of simply supported beam 21, sub-lock 23 being located close to main lock 22, and pre-lock 25 being located far from main lock 22.

As shown in fig. 3, the auxiliary locking member 23 and the pre-locking member 25 in this embodiment are both of a snap structure, the auxiliary locking member 23 is provided with a bidirectional sliding groove, the pre-locking member 25 is provided with a unidirectional sliding groove, and the unidirectional sliding groove is arranged from the pre-locking member 25 to the auxiliary locking member 23.

The female terminal connector 1 is provided with a first card slot 11 for accommodating the locking piece 23 and the pre-locking piece 25 and a second card slot 12 for accommodating the locking piece 23. The first card slot 11 is located close to the main lock 22, the second card slot 12 is located far from the main lock 22, and the auxiliary lock 23 can be switched between the first card slot 11 and the second card slot 12.

As shown in fig. 4, the female end connector 1 is provided with a sliding groove 13 for limiting the simple support beam 21, and the CPA device 2 is installed in the female end connector 1 through the sliding groove 13.

The back of the push-pull plate 24 in this embodiment is provided with a plurality of grooves arranged in an array, which facilitates manual push-pull.

The use method of the micro connector in the embodiment comprises the following steps:

firstly, the CPA device 2 is preassembled on the plastic of the female end connector 1, and as the CPA device 2 is provided with the main locking piece 22 and the pre-locking piece 25, the CPA device 2 can be ensured to be locked on the female end connector 1 by matching with the first clamping groove 11 on the female end connector 1, and then the assembly is assembled on a matching end; then, the elastic arm 221 is manually pressed to the locking groove 32 from the pre-locking groove 31, and the push-pull plate 24 is pushed to push the CPA device 2 to the bottom of the locking groove 32, so as to lock the connector as a whole. To disconnect the pair of connectors, CPA device 2 is pulled back directly by push-pull plate 24.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of various equivalent modifications or replacements within the technical scope of the present invention, and these modifications or replacements should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A miniature connector with a CPA device is characterized in that the miniature connector comprises a female end connector (1) and a CPA device (2) arranged on the female end connector (1); the CPA device (2) comprises a simply supported beam (21), a main locking piece (22), an auxiliary locking piece (23) and a push-pull plate (24); the main locking piece (22) is arranged at the front end of the simply supported beam (21); the auxiliary locking pieces (23) are arranged on two sides of the simply supported beam (21); the push-pull plate (24) is arranged at the top end of the simply supported beam (21).

2. A microconnector with CPA device according to claim 1, characterized in that the primary lock (22) comprises two resilient arms (221) and a cross beam (222); the two elastic arms (221) are respectively connected with the simply supported beam (21); the cross beam (222) is arranged between the two elastic arms (221), and two ends of the cross beam (222) are respectively connected with the two elastic arms (221).

3. A microconnector with a CPA device according to claim 2, characterized in that the microconnector is provided with a limiting bracket (3) for limiting the CPA device (2), the position of the limiting bracket (3) corresponding to the CPA device (2).

4. A microconnector with CPA device according to claim 3, characterized in that the retainer (3) is provided with a pre-locking groove (31) and a locking groove (32) that match with the cross-member (222), respectively; the position of the pre-locking groove (31) is far away from the female end connector (1), and the position of the locking groove (32) is close to the female end connector (1).

5. A microconnector with a CPA device according to claim 1, wherein the CPA device (2) is provided with a pre-lock (25); the pre-locking piece (25) is arranged on two sides of the simply supported beam (21); the position of the auxiliary locking piece (23) is close to the main locking piece (22), and the position of the pre-locking piece (25) is far away from the main locking piece (22).

6. A microconnector with a CPA device according to claim 5, characterized in that the latching member (23) and the pre-latching member (25) are both snap-fit structures; the auxiliary locking piece (23) is provided with a bidirectional chute; the pre-locking piece (25) is provided with a one-way sliding chute, and the direction of the one-way sliding chute is from the pre-locking piece (25) to the auxiliary locking piece (23).

7. A miniature connector with CPA device according to claim 5 wherein the female end connector (1) is provided with a first card slot (11) for receiving the locking piece (23) and the pre-locking piece (25) and a second card slot (12) for receiving the locking piece (23).

8. A microconnector with a CPA device according to claim 7, wherein the first card slot (11) is located away from the primary lock (22); the second clamping groove (12) is close to the main locking piece (22).

9. A microconnector with CPA device according to claim 1, characterized in that the female end connector (1) is provided with a sliding groove (13) for limiting the simply supported beam (21).

10. A microconnector with CPA device according to claim 1, where the back of the push-pull plate (24) is provided with grooves arranged in an array.