CN217182547U

CN217182547U - Connector with CPA structure

Info

Publication number: CN217182547U
Application number: CN202221178751.9U
Authority: CN
Inventors: 李辉; 王彦波; 王奇; 陈磊; 李超
Original assignee: Henan THB Electric Co Ltd
Current assignee: Henan THB Electric Co Ltd
Priority date: 2022-05-17
Filing date: 2022-05-17
Publication date: 2022-08-12
Anticipated expiration: 2032-05-17

Abstract

The utility model provides a connector with a CPA structure, which comprises a socket sheath and a plug sheath, wherein the socket sheath is detachably connected with the plug sheath, and the socket sheath is clamped with the CPA structure; the CPA structure comprises a cantilever and an unlocking surface, the tail end of the cantilever is integrally connected with the unlocking surface, a locking arm is arranged on the socket sheath, the middle of the locking arm is integrally connected with the socket sheath, and the cantilever is in sliding connection with the locking arm. The utility model discloses the beneficial effect who produces is: after the CPA is installed in place, the whole CPA structure can be completely hidden in the socket sheath, so that an additional independent installation space is not increased, and the requirement of miniaturization of the connector is met; and when the connector unblock, CPA structure reaches the pre-installation position, exerts the unlocking force through CPA structure to the locking arm, has effectively increased the length of unblock arm of force, more is favorable to the connector unblock.

Description

Connector with CPA structure

Technical Field

The utility model relates to a connector technical field especially indicates a take connector of CPA structure.

Background

The connector functions as a power and signal transmission hub. The connector mating reliability directly affects the performance stability of the product. Therefore, in the connector design standard, there are definite experimental items for the assembling reliability of the connector, and the specific item is the strength of the self-locking device of the connector. Due to the limitations of the strength of the connector material itself, a single nose structure has been difficult to meet functional requirements. In this environment, a mechanism CPA that can increase the strength of the connector self-locking device should be transported out.

CPA, connector position accuracy, refers to a connector positioning device used for secondary locking of connector positioning.

The traditional CPA increases the strength of the self-locking device of the connector, increases the whole volume of the connector, and is not beneficial to the light weight and the miniaturization of the connector.

SUMMERY OF THE UTILITY MODEL

Based on the technical problem, the utility model provides a take connector of CPA structure.

The technical scheme of the utility model is realized like this:

a connector with a CPA structure comprises a socket sheath and a plug sheath, wherein the socket sheath is detachably connected with the plug sheath, and the socket sheath is clamped with the CPA structure; the CPA structure comprises a cantilever and an unlocking surface, the tail end of the cantilever is integrally connected with the unlocking surface, a locking arm is arranged on the socket sheath, the middle of the locking arm is integrally connected with the socket sheath, and the cantilever is in sliding connection with the locking arm. The locking arm can carry out secondary locking on the connection between the socket sheath and the plug sheath, so that the connection stability of the socket sheath and the plug sheath is ensured; simultaneously when carrying out the unblock, the cantilever slides and can effectively increase the arm of force length of locking arm, is convenient for carry out the unblock of socket sheath and plug sheath to can hide the CPA structure in the socket sheath completely when socket sheath and plug sheath are connected, the effectual lightweight and the miniaturization that realize the connector.

The locking arm comprises a socket guide plate, the middle of the socket guide plate is integrally connected with a socket sheath, a limiting sleeve is arranged at the tail end of the socket guide plate, and the cantilever is in sliding fit with the limiting sleeve. The cantilever slides in the stop collar to transmit the unlocking force to the locking arm through the stop collar, so that the unlocking operation is facilitated.

The lower part of the cantilever is provided with a CPA guide plate which is integrally connected, the longitudinal sections of the cantilever and the CPA guide plate are I-shaped structures, and the socket guide plate is matched with grooves on the left side and the right side of the I-shaped structures. CPA deflector can effectively strengthen the structural strength of cantilever, guarantees that the socket deflector is stable with being connected of cantilever.

The tail end of the limiting sleeve is provided with a limiting groove, the tail end of the cantilever is provided with a limiting bulge, and the limiting groove is matched with the limiting bulge. The cantilever is connected with the unlocking surface integrally through the limiting protrusion, and the unlocking surface is located above the limiting sleeve.

The head of the socket guide plate is provided with a socket hanging point, the plug sheath is provided with a hanging table, and the socket hanging point is matched with the hanging table. The socket sheath is connected with the plug sheath, and downward force is applied to the tail of the socket guide plate to unlock a socket hanging point and a hanging table.

The left side and the right side of cantilever are equipped with spacing hanging point, are equipped with spacing face on the stop collar, and spacing hanging point and spacing face cooperation realize the location to the cantilever, make the cantilever installation remain stable after target in place, guarantee the structural stability of cantilever installation.

And an arch hole is formed in the middle of the cantilever, and the position of the arch hole corresponds to the position of the limiting hanging point. The arch-shaped hole is convenient for the deformation of the limit hanging point and the connection of the cantilever and the limit sleeve.

The head of cantilever is equipped with the locking and hangs the point, and the locking is hung the point and is hung the point cooperation with the socket. After the socket hanging point is connected with the hanging table, the locking hanging point locks the socket hanging point for the second time, and the structural stability of the connector is guaranteed.

The rear of the locking hanging point is an inclined plane. The locking hanging point and the socket hanging point can be separated and unlocked conveniently.

The utility model discloses the beneficial effect who produces is: after the CPA is installed in place, the whole CPA structure can be completely hidden in the socket sheath, so that an additional independent installation space is not increased, and the requirement of miniaturization of the connector is met; when the connector is unlocked, the CPA structure reaches a preassembly position, and unlocking force is applied to the locking arm through the CPA structure, so that the length of an unlocking force arm is effectively increased, and the connector is more favorable for unlocking; the CPA structure can realize the secondary locking function, simultaneously reduces the volume of the connector to the maximum extent, and meets the design requirements of light weight and miniaturization of the connector.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of the assembly of a CPA structure of a connector.

Fig. 2 is a schematic view of a CPA structure.

Fig. 3 is a schematic view of a socket boot structure.

Fig. 4 is a first cross-sectional view of the socket boot.

Fig. 5 is a second cross-sectional view of the socket boot.

Fig. 6 is a first schematic diagram of CPA structure preassembly.

Fig. 7 is a second schematic diagram of CPA structure preassembly.

Figure 8 is a schematic view of the connector assembly process.

Fig. 9 is an enlarged view of fig. 8 at a.

Figure 10 is a cross-sectional view of the completed assembly of the connector.

Fig. 11 is an enlarged view of fig. 10 at B.

Fig. 12 is an enlarged view at C in fig. 10.

Fig. 13 is a schematic view of connector unlocking.

In the figure: 1-CPA structure, 11-limit hanging point, 12-arch hole, 13-unlocking surface, 14-lock hanging point, 141-front of lock hanging point, 142-back of lock hanging point, 15-CPA guide plate, 16-limit projection, 17-cantilever, 2-socket sheath, 21-limit groove, 22-socket guide plate, 221-limit surface, 23-socket hanging point, 231-back of socket hanging point, 232-front of socket hanging point, 3-plug sheath, 31-hanging platform.

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 only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without any creative effort belong to the protection scope of the present invention.

Embodiment 1, as shown in fig. 1 to 5, a connector with a CPA structure includes a socket sheath 2 and a plug sheath 3, and the socket sheath 2 is detachably connected to the plug sheath 3, specifically, a socket hanging point 23 is provided at a head of a socket guide plate 22, a hanging table 31 is provided on the plug sheath 3, the socket hanging point 23 is matched with the hanging table 31, a front surface of the hanging table 31 is an inclined surface, so that the hanging table 31 is convenient to jack up the socket hanging point 23 to realize connection between the socket hanging point 23 and the hanging table 31, that is, a rear surface 231 of the socket hanging point 23 is matched with the hanging table 31, and the socket sheath 2 is connected to the CPA structure 1 in a clamping manner; the CPA structure 1 comprises a cantilever 17 and an unlocking surface 13, the tail end of the cantilever 17 is integrally connected with the unlocking surface 13, a locking arm is arranged on a socket sheath 2, the middle part of the locking arm is integrally connected with the socket sheath 2, the cantilever 17 is slidably connected with the locking arm, a locking hanging point 14 is arranged at the head part of the cantilever 17, the locking hanging point 14 is matched with a socket hanging point 23, specifically, the rear 142 of the locking hanging point 14 is matched with the front 232 of the socket hanging point 23, and the locking hanging point 14 carries out secondary locking on the connection between the socket sheath 2 and a plug sheath 3, so that the connection stability of the socket sheath 2 and the plug sheath 3 is ensured; meanwhile, when the connector is unlocked, the CPA structure 1 is pulled to slide, the length of an unlocking force arm is increased, and the connector is unlocked more conveniently.

Further, as shown in fig. 6 to 9, the rear surface 142 of the locking hanging point 14 is an inclined surface. When the connector is unlocked, the CPA structure 1 is pulled outwards, and under the action of the inclined locking hanging point rear surface 142 and the socket hanging point 23, the cantilever arm 17 is lifted to the locking hanging point 14 of the head and goes over the socket hanging point 23, so that the CPA structure 1 reaches a pre-assembly position; wherein the inclined latch suspension point rear face 142 facilitates the disconnection of the CPA structure 1 from the socket suspension point 23.

Embodiment 2, as shown in fig. 10 to 12, a connector with a CPA structure includes a locking arm including a socket guide plate 22, a stop collar is disposed at a tail end of the socket guide plate 22, and a cantilever 17 is slidably engaged with the stop collar. The lower part of the cantilever 17 is provided with a CPA guide plate 15 which is integrally connected, the longitudinal sections of the cantilever 17 and the CPA guide plate 15 are in an I-shaped structure, and the socket guide plate 22 is matched with grooves on the left side and the right side of the I-shaped structure. The CPA guide plate 15 can effectively enhance the structural strength of the cantilever 17, the connection stability of the CPA structure 1 and the socket sheath 2 is ensured, when the connector is unlocked, unlocking force is transmitted to the socket sheath 2 through the CPA guide plate 15 and the socket guide plate 22, the unlocking force arm is effectively enhanced, and the connector is conveniently unlocked.

Furthermore, the tail end of the limiting sleeve is provided with a limiting groove 21, the tail end of the cantilever 17 is provided with a limiting bulge 16, and the limiting groove 21 is matched with the limiting bulge 16. The cantilever 17 is integrally connected with the unlocking surface 13 through the limiting protrusion 16, and the unlocking surface 13 is positioned above the limiting sleeve. When the connector is assembled, the limiting protrusion 16 is clamped into the limiting groove 21, so that the assembling position of the CPA structure 1 on the socket jacket 2 is limited, and the accurate installing position of the CPA structure 1 on the socket jacket 2 is ensured.

The other structure is the same as that of embodiment 1.

In embodiment 3, as shown in fig. 13, the left and right sides of the cantilever 17 are provided with the limiting hanging points 11, the limiting sleeve is provided with the limiting surface 221, and the limiting hanging points 11 are engaged with the limiting surface 221. When the CPA structure 1 is in the pre-installation position, the limiting hanging points 11 are matched with the limiting pieces 221 to limit the CPA structure 1, the pre-installation position of the CPA structure 1 is positioned in practice, and the accuracy of the pre-installation position of the CPA structure 1 on the socket sheath 2 is guaranteed.

Further, an arch hole 12 is formed in the middle of the cantilever 17, and the position of the arch hole 12 corresponds to the position of the limiting hanging point 11. When CPA structure 1 installs, arch hole 12 is convenient for spacing hanging point 11 to take place to be out of shape, makes things convenient for spacing hanging point 11 to pass the stop collar, is convenient for CPA structure 1's installation.

The other structure is the same as that of embodiment 1 or embodiment 2.

Connector assembling process: inserting the cantilever 17 of the CPA structure 1 into the stop collar of the socket jacket 2, and when the front 141 of the locking hanging point at the head of the cantilever 17 contacts with the rear 231 of the socket hanging point of the socket jacket 2, the CPA structure 1 reaches a pre-installation position; inserting the plug sheath 3 into the socket sheath 2, wherein in the inserting process, the hanging table 31 on the plug sheath 3 jacks up the socket hanging point 23 through the inclined front face and crosses the socket hanging point 23, and at the moment, the hanging table 31 jacks up the locking hanging point 14; and continuously pushing the CPA structure 1 to enable the locking hanging point 14 to cross the socket hanging point 23 to realize secondary locking, and at the moment, the limiting protrusion 16 is clamped into the limiting groove 21 to finish the assembly of the connector.

Unlocking of the connector: the CPA structure 1 is pulled outwards, so that the locking hanging point 14 crosses the socket hanging point 23 under the action of the inclined locking hanging point rear surface 142, the limiting hanging point 11 is matched with the limiting surface 221 at the moment, and the CPA structure 1 returns to the pre-installation position; the unlocking surface 13 is pressed downwards, the unlocking force is transmitted to the socket guide plate 22 through the cantilever 17 and the CPA guide plate 15, the socket hanging point 23 is lifted, the socket hanging point 23 is disconnected with the hanging table 31, and the unlocking of the plug sheath 3 and the socket sheath 2 is realized.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The connector with the CPA structure is characterized by comprising a socket sheath (2) and a plug sheath (3), wherein the socket sheath (2) is detachably connected with the plug sheath (3), and the socket sheath (2) is clamped with the CPA structure (1); CPA structure (1) includes cantilever (17) and unblock face (13), and the tail end and the unblock face (13) body coupling of cantilever (17) are equipped with the locking arm on socket sheath (2), and locking arm middle part and socket sheath (2) body coupling, cantilever (17) and locking arm sliding connection.

2. Connector with CPA structure according to claim 1, wherein the locking arm comprises a socket guide plate (22), the middle part of the socket guide plate (22) is integrally connected with the socket boot (2), the tail end of the socket guide plate (22) is provided with a stop collar, and the cantilever arm (17) is in sliding fit with the stop collar.

3. Connector with CPA structure according to claim 2, characterized in that the lower part of the cantilever arm (17) is provided with an integrally connected CPA guide plate (15), the longitudinal sections of the cantilever arm (17) and the CPA guide plate (15) are i-shaped, and the socket guide plate (22) is engaged with the grooves on the left and right sides of the i-shaped.

4. Connector with CPA structure according to claim 2 or 3, wherein the stop collar is provided with a stop groove (21) at its rear end, and the cantilever arm (17) is provided with a stop protrusion (16) at its rear end, and the stop groove (21) is engaged with the stop protrusion (16).

5. Connector with CPA structure according to claim 4, characterized in that the cantilever arm (17) is integrally connected to the unlocking face (13) by a stop projection (16), and the unlocking face (13) is located above the stop collar.

6. CPA connector with CPA structure according to claim 5, wherein the socket guide plate (22) has a socket hanging point (23) at the head, a hanging table (31) is provided on the plug housing (3), and the socket hanging point (23) is engaged with the hanging table (31).

7. Connector with CPA structure according to claim 5 or 6, where the cantilever (17) has limiting hanging points (11) on its left and right sides, and the limiting sleeve has limiting surfaces (221), and the limiting hanging points (11) are engaged with the limiting surfaces (221).

8. Connector with CPA structure according to claim 7, characterized in that the middle of the cantilever (17) is provided with an arch hole (12), the position of the arch hole (12) corresponding to the position of the limit hanging point (11).

9. Connector with CPA structure according to claim 8, characterized in that the head of the cantilever arm (17) is provided with a latch hanging point (14), and the latch hanging point (14) is engaged with the socket hanging point (23).

10. Connector with CPA structure according to claim 9, characterized in that the latch hook point rear face (142) of the latch hook point (14) is an inclined face.