CN219892473U - Connector assembly - Google Patents
Connector assembly Download PDFInfo
- Publication number
- CN219892473U CN219892473U CN202321305164.6U CN202321305164U CN219892473U CN 219892473 U CN219892473 U CN 219892473U CN 202321305164 U CN202321305164 U CN 202321305164U CN 219892473 U CN219892473 U CN 219892473U
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- Prior art keywords
- position assurance
- assurance device
- sheath
- terminal
- terminal position
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- 238000005452 bending Methods 0.000 claims abstract description 32
- 238000003825 pressing Methods 0.000 claims abstract description 21
- 238000002788 crimping Methods 0.000 claims abstract description 8
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000007246 mechanism Effects 0.000 description 6
- 230000010354 integration Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
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- Connector Housings Or Holding Contact Members (AREA)
Abstract
The utility model discloses a connector assembly, which is characterized in that a free end of an elastic cantilever structure is bent towards the direction of a terminal assembly to form a bending part which is abutted into a clamping groove, so that the terminal assembly is locked once; then, an avoidance groove matched with the shape of the elastic cantilever structure is formed in the terminal position guaranteeing device, a crimping inclined surface used for pressing the bending part on the inner side of the avoidance groove is formed at the tail end of the avoidance groove, when the terminal position guaranteeing device is assembled on the sheath, the elastic cantilever structure is contained in the avoidance groove, the bending part is pressed on the inner side of the crimping inclined surface, and secondary locking of the terminal assembly is achieved.
Description
Technical Field
The utility model relates to the technical field of automobile connectors, in particular to a connector assembly.
Background
MINI FKARA the high frequency communications connector is an on-board connector that has been developed in recent years, and such connector is a design that accommodates automated driving, networking requirements, and increased use of FAKRA connectors, and improvements to existing FAKRAs. Two, four and six high-frequency signal channels can be simultaneously transmitted. The main stream is the design of four fcara integration MINI KFARAK. The method has the characteristics of high space utilization rate, faster data transmission and contribution to space wiring in a client vehicle.
In the prior MINI FKARA high-frequency communication connector, in order to limit a terminal assembly, a secondary locking mechanism is generally designed for the terminal assembly, wherein the primary locking mechanism is an elastic cantilever structure arranged on a connector sheath and is clamped in a clamping groove on the terminal assembly after the terminal assembly is arranged in the sheath; the second-stage locking mechanism is a terminal position assurance device assembled on the sheath, and the second-stage locking mechanisms are mutually matched to jointly realize the retention of the terminal assembly, however, the second-stage locking mechanism used in the existing connector has lower integration level, so that the connector has larger size; moreover, the position assurance device of the existing connector is connected with the clamping groove formed in the sheath by means of the clamping buckle when the position assurance device is assembled with the sheath, and the position assurance device is easy to tilt outwards when stressed, so that the fixing effect is poor.
Disclosure of Invention
The present utility model is directed to a connector assembly for solving the technical problems mentioned in the background art.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the connector assembly comprises a sheath, at least one terminal assembly arranged in the sheath and at least one terminal position assurance device assembled on the sheath and used for maintaining the terminal assembly, wherein a clamping groove is formed in the terminal assembly along the circumferential direction, an elastic cantilever structure matched with the clamping groove and used for locking the terminal assembly once is arranged on the sheath, the free end of the elastic cantilever structure is bent towards the direction of the terminal assembly to form a bending part, and the bending part is abutted into the clamping groove; the terminal position assurance device is provided with an avoidance groove matched with the shape of the elastic cantilever structure, and the tail end of the avoidance groove is provided with a crimping inclined surface used for pressing the bending part on the inner side of the bending part.
In a preferred embodiment, a locking part is convexly arranged on one end face of the terminal position assurance device, and when the terminal position assurance device is assembled on the sheath, the locking part at least partially stretches into a clamping groove formed in the terminal assembly and is abutted to the inner wall of the clamping groove, so that secondary locking of the terminal assembly is realized.
In a preferred embodiment, the length of the locking portion in the axial direction of the connector assembly is the same as the width of the engagement groove.
In a preferred embodiment, the connector assembly further includes a pressing portion provided on the same end face of the terminal position assurance device as the locking portion, the pressing portion being at least partially pressed against an outer peripheral wall of the terminal assembly when the terminal position assurance device is assembled to the sheath.
In a preferred embodiment, the pressing portion and the locking portion are disposed continuously in the disposing direction of the escape groove.
In a preferred embodiment, the locking portion and the pressing portion are formed by the terminal position assurance device extending in a direction perpendicular to the one of the end faces.
In a preferred embodiment, a receiving plate is disposed in the sheath, a receiving groove is formed in a region of the receiving plate corresponding to the locking portion, and when the terminal position assurance device is assembled on the sheath, one end of the locking portion, which is far away from the terminal position assurance device, extends out of a clamping groove formed in the terminal assembly and is embedded in the receiving groove.
In a preferred embodiment, the bending angle of the bending part is 10-30 degrees, and the press-fit inclined surface is attached to the outer surface of the bending part when the terminal position assurance device is assembled on the sheath.
In a preferred embodiment, the terminal position assurance device is provided with at least one locking projection and the sheath is provided with at least one locking groove cooperating with the locking projection.
In a preferred embodiment, at least one overlap block is provided on a side wall of the terminal position assurance device, and an overlap groove matched with the overlap block is provided on the sheath.
Compared with the prior art, the utility model has the beneficial effects that: the free end of the elastic cantilever structure is bent towards the direction of the terminal assembly to form the bending part which is abutted into the clamping groove, so that the terminal assembly is locked once; then, an avoidance groove matched with the shape of the elastic cantilever structure is formed in the terminal position guaranteeing device, a crimping inclined surface used for pressing the bending part on the inner side of the avoidance groove is formed at the tail end of the avoidance groove, when the terminal position guaranteeing device is assembled on the sheath, the elastic cantilever structure is contained in the avoidance groove, the bending part is pressed on the inner side of the crimping inclined surface, and secondary locking of the terminal assembly is realized;
meanwhile, the accommodating plate is arranged in the sheath, the accommodating plate is provided with the accommodating groove in the area corresponding to the locking part, when the terminal position assurance device is assembled on the sheath of the connector, one end of the locking part, which is far away from the terminal position assurance device, extends out of the clamping groove arranged on the terminal assembly and is embedded in the accommodating groove, so that the terminal position assurance device is limited by the accommodating groove when the terminal position assurance device is only in clamping connection with the clamping groove arranged on the sheath, the terminal position assurance device can be effectively prevented from tilting outwards when being stressed, and the strength of the terminal position assurance device is improved.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description, serve to explain the principles of the utility model.
FIG. 1 is an exploded view of a connector assembly according to the present utility model;
FIG. 2 is a front view of the connector assembly of FIG. 1 assembled;
FIG. 3 is a cross-sectional view taken along the direction C-C of FIG. 2;
FIG. 4 is a schematic view of a terminal position assurance device of the connector assembly of FIG. 1;
FIG. 5 is a schematic view of the terminal position assurance device of FIG. 4 in another angular configuration;
FIG. 6 is a schematic view of the positional relationship between the terminal position assurance device and the terminal assembly of FIG. 4;
FIG. 7 is a cross-sectional view taken along the line A-A of FIG. 2;
FIG. 8 is a top view of the connector assembly of FIG. 1 after assembly;
fig. 9 is a cross-sectional view taken along the direction B-B of fig. 8.
The figures are marked as follows:
10. a terminal position assurance device; 11. a sheath; 12. a terminal assembly; 13. a clamping groove; 14. an elastic cantilever structure; 15. a locking groove; 16. a lap joint groove; 17. a bending part;
20. an avoidance groove; 201. a splicing block; 202. a locking protrusion;
30. a locking part;
40. a pressing section;
50. crimping inclined surfaces;
60. a housing plate; 601. and a containing groove.
Detailed Description
Various exemplary embodiments of the present utility model will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present utility model unless it is specifically stated otherwise.
The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses.
Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but are intended to be part of the specification where appropriate.
In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of exemplary embodiments may have different values.
1-3, the connector assembly comprises a sheath 11, at least one terminal assembly 12 arranged in the sheath 11, and at least one terminal position assurance device 10 assembled on the sheath 11 and used for holding the terminal assembly 12, wherein a clamping groove 13 is formed on the terminal assembly 12 along the circumferential direction, and the clamping groove 13 is used for being matched with an elastic cantilever structure 14 and the terminal position assurance device 10 to fix the terminal assembly 12. The sheath 11 is provided with an elastic cantilever structure 14 which is matched with the clamping groove 13 and is used for locking the terminal assembly 12 once, the free end of the elastic cantilever structure 14 is bent towards the direction of the terminal assembly 12 to form a bending part 17, and the bending part 17 is abutted into the clamping groove 13, so that the terminal assembly 12 is locked once.
As shown in fig. 4-6, the terminal position assurance device 10 is provided with avoidance grooves 20 matched with the shape of the elastic cantilever structure 14, the shape of the avoidance grooves 20 is specifically set according to the set number, the extending direction and the shape of the elastic cantilever structure 14, and the tail end of the avoidance grooves 20 is provided with a press-connection inclined plane 50 for pressing the bending part 17 on the inner side of the avoidance grooves, in this embodiment, the bending angle of the bending part 17 is 10-30 °, when the terminal position assurance device 10 is assembled on the sheath 11, the press-connection inclined plane 50 is attached to the outer surface of the bending part 17, so that on one hand, pressure can be provided for the bending part 17 of the elastic cantilever structure 14, so that the bending part 17 is tightly clamped in the clamping groove 13, and on the other hand, stable holding force can be provided for the bending part 17 of the elastic cantilever structure 14, so as to prevent the bending part 17 from accidentally tilting when the terminal assembly 12 is stressed, and the terminal assembly 12 is caused to fall off.
The terminal position assurance device 10 is provided with a locking part 30 in a protruding mode on one of the end faces, when the terminal position assurance device 10 is assembled on a sheath, the locking part 30 at least partially stretches into a clamping groove 13 formed in the terminal assembly 12 and is abutted to the inner wall of the clamping groove 13, secondary locking of the terminal assembly 12 is achieved, after the assembly is completed, the elastic cantilever structure 14 is contained in the avoidance groove 20, the bending part 17 is pressed on the inner side of the pressing inclined surface 50, secondary locking of the terminal assembly 12 is achieved, and the elastic cantilever structure 14 is integrated on the inner side of the terminal position assurance device 10, so that the integration level of the elastic cantilever structure 14 and the sheath is high, and the size of the connector sheath in particular in the length direction of the sheath can be greatly reduced.
In this embodiment, in order to ensure the stability of the secondary locking mechanism and prevent the terminal assembly 12 from being displaced in the axial direction, the length of the locking portion 30 in the axial direction of the connector is the same as the width of the clamping groove 13, when the terminal position assurance device 10 is assembled on the sheath 11 of the connector, the locking portion 30 is completely embedded into the clamping groove 13 in the axial direction of the connector to achieve secondary locking, and here, the shape of the locking portion 30 should be adjusted according to the number and the arrangement mode of the terminal assemblies 12 so as to satisfy that the locking portion 30 is completely embedded into the clamping groove 13 in the axial direction of the connector when the terminal position assurance device 10 is assembled on the sheath 11 of the connector.
In an embodiment, as shown in fig. 4 to 6, the terminal position assurance device 10 further includes a pressing portion 40, the pressing portion 40 and the locking portion 30 are disposed on the same end face of the terminal position assurance device 10, the locking portion 30 and the pressing portion 40 are formed by extending the terminal position assurance device 10 along a direction perpendicular to one of the end faces, further, the pressing portion 40 and the locking portion 30 are continuously disposed along a direction of disposing the avoiding groove 20, and the three are integrally disposed, and the integral arrangement has the advantages of simple manufacture, low cost, high strength and the like; when the terminal position assurance device 10 is assembled to the jacket 11 of the connector, the pressing portion 40 is at least partially pressed against the outer peripheral wall of the terminal assembly 12, so that the terminal assembly 12 is further prevented from being displaced in the axial and radial directions, as shown in fig. 6 and 9.
In an embodiment, as shown in fig. 7, a receiving plate 60 is disposed in a sheath 11, a receiving groove 601 is formed in a region of the receiving plate 60 corresponding to the locking portion 30, when the terminal position assurance device 10 is assembled on the sheath 11 of the connector, one end of the locking portion 30, which is far away from the terminal position assurance device 10, extends out of a clamping groove 13 formed on the terminal assembly 12 and is embedded in the receiving groove 601.
In one embodiment, as shown in fig. 1 and 4, the terminal position assurance device 10 is provided with at least one locking protrusion 202 that mates with the sheath 11 of the connector, the sheath 11 is provided with at least one locking groove 15 that mates with the locking protrusion 202, and the terminal position assurance device 10 mates with the locking groove 15 through the locking protrusion 202 to achieve loading of the terminal position assurance device 10 into the sheath 11.
Further, as shown in fig. 2, at least one overlap block 201 is provided on a side wall of the terminal position assurance device 10, an overlap groove 16 matched with the overlap block 201 is provided on the sheath 11, when the terminal position assurance device 10 is assembled on the sheath 11 of the connector, the overlap block 201 is overlapped in the overlap groove 16, and the overlap block 201 and the overlap groove 16 are arranged to position the terminal position assurance device 10 when the terminal position assurance device 10 is installed, and to facilitate the disassembly of the terminal position assurance device 10.
While certain specific embodiments of the utility model have been described in detail by way of example, it will be appreciated by those skilled in the art that the above examples are for illustration only and are not intended to limit the scope of the utility model. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the utility model. The scope of the utility model is defined by the appended claims.
Claims (10)
1. The utility model provides a connector assembly, includes the sheath, installs at least one terminal subassembly and at least one assembly on the sheath and be used for keeping terminal position assurance device to the terminal subassembly in the sheath, the joint groove has been seted up along circumference on the terminal subassembly, be provided with on the sheath with the joint groove cooperate and be used for carrying out the elasticity cantilever structure of once locking to the terminal subassembly, its characterized in that: the free end of the elastic cantilever structure is bent towards the direction of the terminal assembly to form a bending part, and the bending part is abutted into the clamping groove;
the terminal position assurance device is provided with an avoidance groove matched with the shape of the elastic cantilever structure, and the tail end of the avoidance groove is provided with a crimping inclined surface used for pressing the bending part on the inner side of the bending part.
2. A connector assembly according to claim 1, wherein: the terminal position assurance device is characterized in that a locking part is arranged on one end face of the terminal position assurance device in a protruding mode, and when the terminal position assurance device is assembled on the sheath, the locking part at least partially stretches into a clamping groove formed in the terminal assembly and is abutted to the inner wall of the clamping groove, so that secondary locking of the terminal assembly is achieved.
3. A connector assembly according to claim 2, wherein: the length of the locking part along the axial direction of the connector assembly is the same as the width of the clamping groove.
4. A connector assembly according to claim 2, wherein: the terminal position assurance device further comprises a pressing part, wherein the pressing part and the locking part are arranged on the same end face of the terminal position assurance device, and when the terminal position assurance device is assembled on the sheath, the pressing part is at least partially pressed on the peripheral wall of the terminal assembly.
5. A connector assembly according to claim 4, wherein: the pressing part and the locking part are continuously arranged along the arrangement direction of the avoidance groove.
6. A connector assembly according to claim 4, wherein: the locking portion and the pressing portion are formed by extending the terminal position assurance device in a direction perpendicular to one of the end faces.
7. A connector assembly according to claim 2, wherein: the sheath is internally provided with a containing plate, a containing groove is formed in the containing plate in a region corresponding to the locking part, and when the terminal position assurance device is assembled on the sheath, one end, away from the terminal position assurance device, of the locking part extends out of the clamping groove formed in the terminal assembly and is embedded in the containing groove.
8. A connector assembly according to claim 1, wherein: the bending angle of the bending part is 10-30 degrees, and when the terminal position assurance device is assembled on the sheath, the crimping inclined surface is attached to the outer surface of the bending part.
9. A connector assembly according to claim 1, wherein: the terminal position assurance device is provided with at least one locking protrusion, and the sheath is provided with at least one locking groove matched with the locking protrusion.
10. A connector assembly according to claim 1, wherein: the side wall of the terminal position assurance device is provided with at least one overlap block, and the sheath is provided with an overlap groove matched with the overlap block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321305164.6U CN219892473U (en) | 2023-05-26 | 2023-05-26 | Connector assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321305164.6U CN219892473U (en) | 2023-05-26 | 2023-05-26 | Connector assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219892473U true CN219892473U (en) | 2023-10-24 |
Family
ID=88399543
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321305164.6U Active CN219892473U (en) | 2023-05-26 | 2023-05-26 | Connector assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219892473U (en) |
-
2023
- 2023-05-26 CN CN202321305164.6U patent/CN219892473U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |