Shielding connector assembly

Abstract

The utility model relates to a shielding connector assembly which comprises a cable, a plug is arranged at the front end of the cable and comprises a plug shell, a shielding ring is arranged on the outer side of the cable and located in the plug shell, and the outer side of the shielding ring is sleeved with a first shielding spring abutting against the inner wall of the plug shell. The first shielding spring can be deformed into the first annular groove during assembly or extrusion, the external interference resistance is high, and the shielding contact capacity is high.

Description

Technical Field

[0001] The utility model relates to the technical field of connectors, in particular to a shielded connector assembly. Background Art

[0002] With the development of intelligent new energy vehicles, the shielding performance of connectors may even affect the safety of the entire vehicle. The shielding of connectors usually includes shielding between high-voltage cables and connectors, shielding between connector plugs and sockets, and shielding between connectors and devices. At present, the shielding of each part is mainly achieved through the form of shrapnel, which is usually directly formed by punching and bending the shielding parts.

[0003] Existing shielding shrapnel forms have various problems in practical application, such as the extrusion of the shielding shrapnel during the wiring process or the extrusion of the shrapnel by the shell caused by the deviation of the wire assembly, which will cause the shrapnel to be crushed and is not easy to find after assembly, thereby endangering the safety of the entire vehicle. Utility Model Content

[0004] In view of the problems existing in the prior art, the utility model provides a shielded connector assembly.

[0005] The utility model adopts the following technical solution to solve the above-mentioned technical problems: a shielded connector assembly, including a cable, a plug is provided at the front end of the cable, the plug includes a plug shell, a shielding ring is provided on the outside of the cable, the shielding ring is located in the plug shell, and a first shielding spring is sleeved on the outside of the shielding ring and abuts against the inner wall of the plug shell.

[0006] As a preferred solution, it also includes a socket, a slot is provided at the front end of the plug shell, the front end of the socket is plugged into and matched with the plug, the socket includes a socket shell, a plug-in ring is provided at the front end of the socket shell and plug-matched with the slot, and a second shielding spring is embedded on the inner wall of the slot and abuts against the inner wall of the plug-in ring.

[0007] As a preferred solution, a third shielding spring abutting against a device panel is embedded at the rear end of the socket housing.

[0008] As a preferred solution, a third annular groove for mounting a third shielding spring is provided at the rear end of the socket housing.

[0009] As a preferred solution, the first shielding spring, the second shielding spring and the third shielding spring are all coil springs.

[0010] As a preferred solution, the slot includes a first side wall and a second side wall which are both annular. The second side wall is located inside the first side wall. A second annular groove for mounting a second shielding spring is provided on an outer wall of the second side wall.

[0011] As a preferred solution, a plug contact is provided in the plug housing, and a socket contact which is plugged and matched with the plug contact is provided in the socket housing.

[0012] As a preferred solution, the cable comprises an outer sheath, a cable shielding layer and a core wire, the cable shielding layer protrudes from the outer sheath and is arranged forward, the shielding ring is arranged outside the cable shielding layer, and the core wire is conductively connected to the plug contact.

[0013] As a preferred solution, the shielding ring includes a shielding crimping area for crimping with the cable shielding layer and a shielding conductive area for mounting the first shielding spring.

[0014] As a preferred solution, a first annular groove for mounting a first shielding spring is provided on the shielding conductive area.

[0015] As a preferred solution, a mounting guide area is provided at the front end of the shielding conduction area.

[0016] The present application also provides a shielded connector assembly, including a plug, which includes a plug housing, and a slot is provided at the front end of the plug housing;

[0017] The socket has a front end that is plugged with the plug. The socket comprises a socket housing. The front end of the socket housing is provided with a plug ring that is plugged with the slot. The inner wall of the slot is embedded with a second shielding spring that abuts against the inner wall of the plug ring.

[0018] Furthermore, a third shielding spring abutting against a device panel is embedded in the rear end of the socket housing.

[0019] The beneficial effects of the present application are: 1. The first shielding spring, the second shielding spring and the third shielding spring of the present application can be deformed into the first annular groove, the second annular groove and the third annular groove respectively when assembled or squeezed, and have strong resistance to external interference and strong shielding contact ability, further improving the shielding performance of the connector.

[0020] 2. The first shielding spring, the second shielding spring and the third shielding spring of the present application are all coil springs, so that the first shielding spring, the second shielding spring and the third shielding spring have multiple elastic contact points in the circumferential direction, with many contact points and good shielding performance. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a structural schematic diagram of the utility model;

[0022] Figure 2 This is a schematic diagram of the installation of the second shielding spring of the utility model;

[0023] Figure 3 It is a schematic diagram of the structure of the shielding ring and the cable of the utility model;

[0024] Figure 4It is a structural schematic diagram of the first shielding spring of the utility model;

[0025] Figure 5 This is a schematic diagram of the installation of the third shielding spring of the utility model.

[0026] Markings in the figure: 1. plug housing, 11. first side wall, 12. second side wall, 121. second annular groove, 2. socket housing, 21. plug-in ring, 22. third annular groove, 3. second shielding spring, 4. first shielding spring, 5. shielding ring, 51. shielding crimping area, 52. shielding conduction area, 521. first annular groove, 522. installation guide area, 6. sealing body, 7. cable, 71. cable shielding layer, 8. third shielding spring, 9. equipment panel. DETAILED DESCRIPTION

[0027] In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model is further described in detail in conjunction with the accompanying drawings and embodiments. It should be understood that in the description of the utility model, unless otherwise specified, the meaning of "multiple" is two or more; the orientation or position relationship indicated by the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail", etc. is based on the orientation or position relationship shown in the accompanying drawings, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the utility model. In addition, the terms "first", "second", "third", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0028] See also Figure 1-5 The embodiment of the utility model provides a shielded connector assembly, including a cable 7 and a socket, a plug is provided at the front end of the cable 7, the plug includes a plug housing 1, a shielding ring 5 is provided on the outer side of the cable 7, the shielding ring 5 is located in the plug housing 1, a first shielding spring 4 abutting against the inner wall of the plug housing 1 is sleeved on the outer side of the shielding ring 5, a slot is provided at the front end of the plug housing 1, the front end of the socket is plugged with the plug, the socket includes a socket housing 2, a plug ring 21 plug-in-matched with the slot is provided at the front end of the socket housing 2, a second shielding spring 3 abutting against the inner wall of the plug ring 21 is embedded on the inner wall of the slot, a third shielding spring 8 abutting against the device panel 9 is embedded at the rear end of the socket housing 2, and a third annular groove 22 for installing the third shielding spring 8 is provided at the rear end of the socket housing 2.

[0029] Among them, Figure 2-5The first shielding spring 4, the second shielding spring 3 and the third shielding spring 8 are all annular spiral springs, so that the first shielding spring 4, the second shielding spring 3 and the third shielding spring 8 have multiple elastic contact points in the circumference, with many contact points and good shielding performance. The slot includes a first side wall 11 and a second side wall 12, which are respectively annular. The second side wall 12 is located on the inner side of the first side wall 11. The second side wall 12 is provided with a second annular groove 121 for installing the second shielding spring 3. After the second shielding spring 3 is installed in the second annular groove 121, the inner side of the second shielding spring 3 is in contact and electrically connected with the plug housing 1. After the plug and socket are plugged in, the outer side of the second shielding spring 3 is in contact and electrically connected with the plug ring 21 of the socket housing 2, thereby realizing the shielding conduction of the plug and socket.

[0030] The third shielding spring 3 is installed in the third annular groove 22 at the rear end of the socket housing 2 , and the lower side of the third shielding spring 3 contacts the device panel 9 , thereby achieving shielding conduction between the socket and the device panel 9 .

[0031] Specifically, a plug contact is provided in the plug housing 1, and the plug contact is located in the second side wall 12. A socket contact that is plugged into and cooperates with the plug contact is provided in the socket housing 2, and the socket contact is located in the plug ring 21. It should be noted that the parts not described in detail in this application are all prior arts.

[0032] More specifically, a wire sealing body 6 is provided in the plug housing 1 near its rear end, the cable 7 includes an outer sheath, a cable shielding layer 71 and an internal core wire, the front end of the cable 7 extends into the plug housing, the cable shielding layer 71 protrudes from the outer sheath and is arranged forward, the shielding ring 5 is sleeved on the outside of the cable shielding layer 71, and the core wire is conductively connected to the plug contact.

[0033] In addition, the shielding ring 5 includes a shielding crimping area 51 crimped with the cable shielding layer 71 and a shielding conductive area 52 for installing the first shielding spring 4. The outer diameter of the shielding crimping area 51 is smaller than the outer diameter of the shielding conductive area 52. The shielding conductive area 52 is provided with a first annular groove 521 for installing the first shielding spring 4. The outer side of the first shielding spring 4 is in electrical contact with the inner wall of the plug housing 1. The first annular groove 521 is arranged on the shielding conductive area 52 along the circumference of the shielding conductive area 52.

[0034] It should be noted that the first shielding spring 4, the second shielding spring 3 and the third shielding spring 8 of the present application have the same structure but different sizes, and the shapes of the first shielding spring 4, the second shielding spring 3 and the third shielding spring 8 can change with the cross-section of their respective installation positions.

[0035] The first shielding spring 4, the second shielding spring 3 and the third shielding spring 8 of the present application can be deformed into the first annular groove 521, the second annular groove 121 and the third annular groove 22 respectively when assembled or squeezed, and have strong resistance to external interference and strong shielding contact ability, further improving the shielding performance of the connector.

[0036] Of course, the present invention is not limited to the above-described implementations. Several other implementations based on the design concept of the present invention are provided below.

[0037] For example, in other embodiments, different from the above-described embodiments, Figure 3 As shown, the front end of the shielding conductive area 52 is provided with an installation guide area 522, and there are multiple installation guide areas 522. The multiple installation guide areas 522 are evenly distributed on the outer circumference of the shielding conductive area 52, and the multiple installation guide areas 522 are petal-shaped. By setting the installation guide area 522, it is convenient to assemble the cable 7 in the plug housing 1.

[0038] It should be noted that the above embodiments are only used to illustrate the present utility model, but the present utility model is not limited to the above embodiments. Any simple modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the present utility model fall within the protection scope of the present utility model.

Claims

1. A shielded connector assembly, characterized in that: include: A cable (7) is provided with a plug at its front end, the plug comprising a plug housing (1), a shielding ring (5) is provided on the outside of the cable (7), the shielding ring (5) is located inside the plug housing (1), and a first shielding spring (4) is sleeved on the outside of the shielding ring (5) and abuts against the inner wall of the plug housing (1).

2. A shielded connector assembly according to claim 1, characterized in that: The invention also comprises a socket, wherein the front end of the plug housing (1) is provided with a slot, the front end of the socket is plug-matched with the plug, the socket comprises a socket housing (2), the front end of the socket housing (2) is provided with a plug-in ring (21) plug-matched with the slot, and the inner wall of the slot is embedded with a second shielding spring (3) abutting against the inner wall of the plug-in ring (21).

3. A shielded connector assembly according to claim 2, characterized in that: A third shielding spring (8) abutting against a device panel (9) is embedded at the rear end of the socket housing (2).

4. A shielded connector assembly according to claim 3, characterized in that: A third annular groove (22) for mounting a third shielding spring (8) is provided at the rear end of the socket housing (2).

5. A shielded connector assembly according to claim 4, characterized in that: The first shielding spring (4), the second shielding spring (3) and the third shielding spring (8) are all coil springs.

6. A shielded connector assembly according to claim 5, characterized in that: The slot comprises a first side wall (11) and a second side wall (12) both of which are annular in shape; the second side wall (12) is located inside the first side wall (11); and a second annular groove (121) for mounting a second shielding spring (3) is provided on an outer wall of the second side wall (12).

7. A shielded connector assembly according to claim 6, characterized in that: The plug housing (1) is provided with a plug contact piece, and the socket housing (2) is provided with a socket contact piece that plugs and cooperates with the plug contact piece.

8. A shielded connector assembly according to claim 6 or 7, characterized in that: The cable (7) comprises an outer sheath, a cable shielding layer (71) and a core wire, the cable shielding layer (71) protruding from the outer sheath and arranged forward, the shielding ring (5) is sleeved on the outside of the cable shielding layer (71), and the core wire is conductively connected to the plug contact.

9. A shielded connector assembly according to claim 8, characterized in that: The shielding ring (5) comprises a shielding crimping area (51) crimped with a cable shielding layer (71) and a shielding conductive area (52) for mounting a first shielding spring (4).

10. A shielded connector assembly according to claim 9, characterized in that: The shielding conduction area (52) is provided with a first annular groove (521) for mounting a first shielding spring (4).

11. A shielded connector assembly according to claim 10, characterized in that: A mounting guide area (522) is provided at the front end of the shielding conduction area (52).

12. A shielded connector assembly, characterized in that: include: A plug, comprising a plug housing (1), wherein a slot is provided at the front end of the plug housing (1); The socket has a front end that is pluggable with the plug, and comprises a socket housing (2). The front end of the socket housing (2) is provided with a plug ring (21) that is pluggable with the slot, and the inner wall of the slot is embedded with a second shielding spring (3) that abuts against the inner wall of the plug ring (21).

13. A shielded connector assembly according to claim 12, characterized in that: A third shielding spring (8) abutting against a device panel (9) is embedded at the rear end of the socket housing (2).

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