Socket

Abstract

The invention provides a socket, which belongs to the technical field of electric connectors, and specifically comprises a shell, an insulator and a plurality of contact bodies, the two ends of the shell are provided with holes, the insulator is fixed in the shell, a plurality of mounting holes are formed in the insulator, and the contact bodies are located in the mounting holes; wherein one end of the contact body serves as a plugging end to be connected with a plug, the other end of the contact body serves as a wiring end to be connected with a cable, the first end of the shell corresponds to the plugging end of the contact body, the second end of the shell corresponds to the wiring end of the contact body, and a wire outlet groove is formed in the side wall of the second end of the shell. And the cable is led out from the contact body, is bent, passes through the wire outlet groove and is led out. According to the processing scheme, the axial length of the socket is reduced while the number of socket contact bodies and the circumferential size of the socket are not changed.

Description

Technical Field

[0001] The present application relates to the field of electrical connectors, and in particular to a socket. Background Art

[0002] Due to the limitation of the position and space on special equipment, there are certain restrictions on the axial length and appearance direction of the socket, and the existing plug makes it impossible to install the cable under normal circumstances. Summary of the invention

[0003] In view of this, the present application provides a socket, which solves the problems in the prior art and reduces the axial length of the socket without changing the number of socket contacts and the circumferential size of the socket.

[0004] The present application provides a socket that adopts the following technical solution:

[0005] A socket comprises a shell, an insulator and a plurality of contacts; the shell is provided with openings at both ends, the insulator is fixed in the shell, the insulator is provided with a plurality of mounting holes, and the contacts are located in the mounting holes;

[0006] Among them, one end of the contact body is used as a plug-in end for connecting to a plug, and the other end of the contact body is used as a wiring terminal for connecting a cable. The first end of the shell corresponds to the plug-in end of the contact body, and the second end of the shell corresponds to the wiring terminal of the contact body. A wire outlet groove is provided on the side wall of the second end of the shell. The cable is led out from the contact body, bent, and then led out through the wire outlet groove.

[0007] Optionally, the socket is a J599 series connector, and the axial length of the socket is 30-35 mm.

[0008] Optionally, the socket further comprises a cover plate, which is mounted on the second end of the shell, and a side of the wire outlet groove away from the first end passes through an end surface of the second end of the shell, and the cover plate and an inner wall of the wire outlet groove form a wire outlet hole.

[0009] Optionally, a guide plate is provided on one side of the cover plate, the guide plate protrudes from the side wall of the shell, a guide groove is provided on the guide plate, a pressure plate is detachably installed on the guide plate, the pressure plate is used to cover the guide groove, a groove corresponding to the guide groove is provided on the side of the pressure plate facing the guide groove, and the guide groove and the inner wall of the groove form a guide hole.

[0010] Optionally, the contact body of the socket includes a coaxial contact body, a single-conductor contact body and a twisted-pair shielded contact body;

[0011] The plug-in end of the single-conducting contact body is an annular structure, the inner hole side wall of the plug-in end of the single-conducting contact body is conductive, and the outer peripheral side wall of the plug-in end of the single-conducting contact body is insulated;

[0012] The plug-in end of the coaxial contact body is an annular structure, the inner hole side wall of the plug-in end of the single-conducting contact body is conductive, the outer peripheral side wall of the plug-in end of the single-conducting contact body is conductive, and the inner hole side wall and the outer peripheral side wall of the plug-in end of the single-conducting contact body are insulated;

[0013] The twisted pair shielded contact body includes a central conductor and an annular conductive shell, the plug-in end of the annular conductive shell surrounds the outer periphery of the central conductor plug-in end, the plug-in end of the central conductor is an annular structure, the inner hole side wall of the central conductor plug-in end is conductive, the outer peripheral side wall of the central conductor plug-in end is conductive, and the inner hole side wall and the outer peripheral side wall of the central conductor plug-in end are insulated.

[0014] Optionally, the central conductor includes a conductive core, a first insulating layer and a conductive ring, the first insulating layer surrounds the outer periphery of the conductive core, the conductive ring surrounds the outer periphery of the first insulating layer, and the first insulating layer is fixed to the outer periphery of the conductive core and the conductive ring;

[0015] The plug-in end of the conductive core is a conductive socket, and the wiring end of the conductive core is provided with a first wiring hole;

[0016] The plug-in end of the conductive ring is a first circular ring structure, and the wiring end of the conductive ring includes a second circular ring structure and a protruding structure that are integrally arranged, the protruding structure is connected to the outer peripheral side wall of the second circular ring structure, the protruding structure protrudes along the radial direction of the second circular ring structure, and a second wiring hole is arranged in the protruding structure;

[0017] A second insulating layer is fixed between the outer periphery of the conductive ring terminal and the annular conductive shell.

[0018] Optionally, a first insulating member is provided on the end face of the conductive core terminal, the first insulating member is located inside the conductive ring terminal, a second insulating member is provided on the end face of the conductive ring terminal, the second insulating member is located inside the second insulating layer, the first insulating member and the second insulating member are provided with through holes corresponding to the first wiring hole, the second insulating member is provided with a through hole corresponding to the second wiring hole, and the first insulating member and the second insulating member are integrally arranged.

[0019] Optionally, a wire pressing ring is provided on the inner wall of the wiring terminal of the annular conductive shell, and the wire pressing ring and the wiring terminal of the annular conductive shell are used to clamp the shielding layer to achieve electrical connection between the wiring terminal of the annular conductive shell and the shielding layer.

[0020] In summary, this application includes the following beneficial technical effects:

[0021] The present application changes the outlet direction of the socket, and the socket outlets the wire from the side, which reduces the space occupied by the socket with cable in the axial direction, thereby reducing the axial length of the socket. The axial length of the socket of the present application is shortened to 30-35 mm.

[0022] The present application changes the distribution of the two conductive connections of the central conductor of the twisted pair shielded contact body, and arranges the connection ends of the conductive core and the conductive ring of the central conductor in parallel along the radial direction, thereby effectively shortening the axial length of the twisted pair shielded contact body. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0024] Figure 1 This is the main view of the socket for this application;

[0025] Figure 2 A side view of the socket for this application;

[0026] Figure 3 This is a schematic diagram of the structure of the shell of this application;

[0027] Figure 4 This is a schematic diagram of the structure of the insulator of this application;

[0028] Figure 5 This is a schematic diagram of the structure of the cover plate of this application;

[0029] Figure 6 This is a schematic diagram of the structure of three types of contact bodies in this application;

[0030] Figure 7 This is a cross-sectional view of the twisted pair shielded contact body of the present application.

[0031] Explanation of the reference numerals: 1. Shell; 11. Wire outlet slot; 12. Cover plate; 13. Guide plate; 14. Press plate; 2. Insulator; 3. Contact body; 31. Plug terminal; 32. Wiring terminal; 4. Coaxial contact body; 5. Single-conducting contact body; 6. Twisted-pair shielded contact body; 7. Center conductor; 71. Conductive core; 711. Conductive jack; 712. First wiring hole; 713. First insulating member; 72. Conductive ring; 721. First circular ring structure; 722. Second circular ring structure; 723. Protruding structure; 724. Second wiring hole; 73. First insulating layer; 731. Second insulating member; 74. Second insulating layer; 8. Ring-shaped conductive shell; 81. Wire pressing ring. DETAILED DESCRIPTION

[0032] The embodiments of the present application are described in detail below with reference to the accompanying drawings.

[0033] The following describes the implementation methods of the present application through specific examples, and those skilled in the art can easily understand other advantages and effects of the present application from the contents disclosed in this specification. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. The present application can also be implemented or applied through other different specific implementation methods, and the details in this specification can also be modified or changed in various ways based on different viewpoints and applications without departing from the spirit of the present application. It should be noted that, in the absence of conflict, the following embodiments and the features in the embodiments can be combined with each other. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in the field without making creative work belong to the scope of protection of the present application.

[0034] It should be noted that various aspects of the embodiments within the scope of the appended claims are described below. It should be apparent that the aspects described herein can be embodied in a wide variety of forms, and any specific structure and / or function described herein is merely illustrative. Based on the present application, it should be understood by those skilled in the art that an aspect described herein can be implemented independently of any other aspect, and two or more of these aspects can be combined in various ways. For example, any number of aspects described herein can be used to implement the device and / or practice the method. In addition, other structures and / or functionalities other than one or more of the aspects described herein can be used to implement this device and / or practice this method.

[0035] It should also be noted that the illustrations provided in the following embodiments are only schematic illustrations of the basic concept of the present application. The illustrations only show the components related to the present application rather than being drawn according to the number, shape and size of the components in actual implementation. In actual implementation, the type, quantity and proportion of each component may be changed at will, and the component layout may also be more complicated.

[0036] Additionally, in the following description, specific details are provided to facilitate a thorough understanding of the examples. However, it will be understood by those skilled in the art that the aspects described may be practiced without these specific details.

[0037] An embodiment of the present application provides a socket.

[0038] like Figures 1 to 5As shown, a socket comprises a shell 1, an insulator 2 and a plurality of contacts 3; the shell 1 is provided with openings at both ends, the insulator 2 is fixed in the shell 1, the insulator 2 is provided with a plurality of mounting holes, and the contacts 3 are located in the mounting holes; wherein one end of the contact 3 is used as a plug-in end 31 for electrical connection with a plug, and the other end of the contact 3 is used as a wiring end for connecting a cable, the first end of the shell 1 corresponds to the plug-in end 31 of the contact 3, the second end of the shell 1 corresponds to the wiring end 32 of the contact 3, and a wire outlet groove 11 is provided on the side wall of the second end of the shell 1, and the cable is led out from the contact 3, bent, and then led out through the wire outlet groove 11. The shell and the insulator 2 are bonded together.

[0039] The present application changes the outlet direction of the socket, and the socket outlets the wires from the side, thereby reducing the space occupied by the socket with the cable in the axial direction, thereby shortening the axial length of the socket.

[0040] The socket is a J599 series connector, and the axial length of the socket is 30-35 mm. The interface dimensions of the housing 1 refer to the requirements of GJB 599B.

[0041] The cover plate 12 is mounted on the second end of the housing 1, and the side of the outlet groove 11 away from the first end passes through the end surface of the second end of the housing 1. The cover plate 12 and the inner wall of the outlet groove 11 form an outlet hole. The cable is led out to the outlet groove 11 along the cover plate 12, reducing the bending size of the cable and shortening the axial length of the socket.

[0042] A guide plate 13 is provided on one side of the cover plate 12, and the guide plate 13 protrudes from the side wall of the housing 1. A guide groove is provided on the guide plate 13, and a pressure plate 14 is detachably installed on the guide plate 13. The pressure plate 14 is used to cover the guide groove. A groove corresponding to the guide groove is provided on the side of the pressure plate 14 facing the guide groove, and the guide groove and the inner wall of the groove form a guide hole. The cover plate 12, guide plate 13 and pressure plate 14 of the present application serve as the tail accessories of the socket. The cable passes through the guide hole, and the outlet of the cable is constrained and guided by the guide plate 13 and the pressure plate 14.

[0043] like Figure 6 As shown, the contact body 3 of the socket includes a coaxial contact body 4, a single-conductor contact body 5 and a twisted-pair shielded contact body 6.

[0044] The plug end 31 of the single-conductance contact body 5 is an annular structure, and the single-conductance contact body 5 is used as a conventional contact body 3. The inner hole side wall of the plug end 31 of the single-conductance contact body 5 is conductive, and the outer peripheral side wall of the plug end 31 of the single-conductance contact body 5 is insulated.

[0045] The plug-in end 31 of the coaxial contact body 4 is an annular structure, the inner hole side wall of the plug-in end 31 of the single-conducting contact body 5 is conductive, the outer peripheral side wall of the plug-in end 31 of the single-conducting contact body 5 is conductive, and the inner hole side wall and the outer peripheral side wall of the plug-in end 31 of the single-conducting contact body 5 are insulated. In the embodiment of the present application, the coaxial contact body 4 is a 12# high-frequency contact body 3, which is used to crimp a 12# coaxial wire.

[0046] like Figure 7 As shown, the twisted shielded contact body 6 includes a central conductor 7 and an annular conductive shell 8, the plug end 31 of the annular conductive shell 8 surrounds the outer periphery of the plug end 31 of the central conductor 7, the plug end 31 of the central conductor 7 is an annular structure, the inner hole side wall of the plug end 31 of the central conductor 7 is conductive, the outer peripheral side wall of the plug end 31 of the central conductor 7 is conductive, and the inner hole side wall and the outer peripheral side wall of the plug end 31 of the central conductor 7 are insulated. In the embodiment of the present application, the 8# high frequency contact body 3 is used to crimp the 8# twisted shielded wire.

[0047] The central conductor 7 includes a conductive core 71, a first insulating layer 73 and a conductive ring 72. The first insulating layer 73 surrounds the outer periphery of the conductive core 71, the conductive ring 72 surrounds the outer periphery of the first insulating layer 73, and the first insulating layer 73 is fixed to the outer periphery of the conductive core 71 and the conductive ring 72. The plug-in end 31 of the conductive core 71 is a conductive plug hole 711, and the wiring end 32 of the conductive core 71 is provided with a first wiring hole 712. The plug-in end 31 of the conductive ring 72 is a first circular ring structure 721, and the wiring end 32 of the conductive ring 72 includes an integrally arranged second circular ring structure 722 and a protruding structure 723, the protruding structure 723 is connected to the outer peripheral side wall of the second circular ring structure 722, the protruding structure 723 protrudes along the radial direction of the second circular ring structure 722, and a second wiring hole 724 is provided in the protruding structure 723.

[0048] The present application changes the distribution of the two conductive connections of the central conductor 7 of the twisted shielded contact body 6, and arranges the connection terminals 32 of the conductive core 71 and the conductive ring 72 of the central conductor 7 in parallel along the radial direction, thereby effectively shortening the axial length of the twisted shielded contact body 6.

[0049] A second insulating layer 74 is fixed between the outer periphery of the terminal 32 of the conductive ring 72 and the annular conductive shell 8 .

[0050] A first insulating member 713 is provided on the end surface of the terminal 32 of the conductive core 71, the first insulator 2 is located in the terminal 32 of the conductive ring 72, a second insulating member 731 is provided on the end surface of the terminal 32 of the conductive ring 72, the second insulating member 731 is located in the second insulating layer 74, the first insulating member 713 and the second insulating member 731 are provided with through holes corresponding to the first wiring hole 712, the second insulating member 731 is provided with a through hole corresponding to the second wiring hole 724, and the first insulating member 713 and the second insulating member 731 are integrally arranged.

[0051] A wire pressing ring 81 is provided on the inner wall of the wiring terminal 32 of the annular conductive shell 8, and the wire pressing ring 81 and the wiring terminal 32 of the annular conductive shell 8 are used to clamp the shielding layer to achieve electrical connection between the wiring terminal 32 of the annular conductive shell 8 and the shielding layer.

[0052] The sealing surface of the mounting hole on the insulator 2 is provided with a groove, which cooperates with the sealing tube assembly of the contact body 3, can not only reserve space for the bending of the wire, but also fix the contact body 3 to prevent the contact body 3 from shifting, and at the same time, make the product have a certain sealing performance. A sealing ring is provided in the end of the mounting hole close to the second end of the shell 1, and the sealing ring is used to constrain the connection cable of the contact body 3 and seal the gap between the cable and the mounting hole.

[0053] The above is only a specific implementation of the present application, but the protection scope of the present application is not limited thereto. Any changes or substitutions that can be easily thought of by a person skilled in the art within the technical scope disclosed in the present application should be included in the protection scope of the present application. Therefore, the protection scope of the present application shall be based on the protection scope of the claims.

Claims

1. A socket, characterized in that: The invention comprises a shell (1), an insulator (2) and a plurality of contact bodies (3); the shell (1) is provided with openings at both ends, the insulator (2) is fixed in the shell (1), the insulator (2) is provided with a plurality of mounting holes, and the contact bodies (3) are located in the mounting holes; One end of the contact body (3) serves as a plug-in end (31) for connecting to a plug, and the other end of the contact body (3) serves as a wiring end (32) for connecting a cable. The first end of the shell (1) corresponds to the plug-in end (31) of the contact body (3), and the second end of the shell (1) corresponds to the wiring end (32) of the contact body (3). A cable outlet groove (11) is provided on the side wall of the second end of the shell (1), and the cable is led out from the contact body (3), bent, and then led out through the cable outlet groove (11).

2. The socket according to claim 1, characterized in that: The socket is a J599 series connector, and the axial length of the socket is 30-35 mm.

3. The socket according to claim 1, characterized in that: The socket further comprises a cover plate (12), wherein the cover plate (12) is mounted on the second end of the shell (1), and a side of the wire outlet groove (11) away from the first end passes through the end surface of the second end of the shell (1), and the cover plate (12) and the inner wall of the wire outlet groove (11) form a wire outlet hole.

4. The socket according to claim 3, characterized in that: A guide plate (13) is provided on one side of the cover plate (12), the guide plate (13) protrudes from the side wall of the shell (1), a guide groove is provided on the guide plate (13), a pressure plate (14) is detachably mounted on the guide plate (13), the pressure plate (14) is used to cover the guide groove, a groove corresponding to the guide groove is provided on the side of the pressure plate (14) facing the guide groove, and the guide groove and the inner wall of the groove form a guide hole.

5. The socket according to claim 1, characterized in that: The contact body (3) of the socket comprises a coaxial contact body (4), a single-conducting contact body (5) and a twisted-pair shielding contact body (6); The plug-in end (31) of the single-conducting contact body (5) is an annular structure, the inner hole side wall of the plug-in end (31) of the single-conducting contact body (5) is conductive, and the outer peripheral side wall of the plug-in end (31) of the single-conducting contact body (5) is insulated; The plug-in end (31) of the coaxial contact body (4) is an annular structure, the inner hole side wall of the plug-in end (31) of the single-conducting contact body (5) is conductive, the outer peripheral side wall of the plug-in end (31) of the single-conducting contact body (5) is conductive, and the inner hole side wall and the outer peripheral side wall of the plug-in end (31) of the single-conducting contact body (5) are insulated; The twisted pair shielded contact body (6) comprises a central conductor (7) and an annular conductive shell (8); the plug-in end (31) of the annular conductive shell (8) surrounds the outer periphery of the plug-in end (31) of the central conductor (7); the plug-in end (31) of the central conductor (7) is an annular structure; the inner hole side wall of the plug-in end (31) of the central conductor (7) is conductive; the outer peripheral side wall of the plug-in end (31) of the central conductor (7) is conductive; and the inner hole side wall and the outer peripheral side wall of the plug-in end (31) of the central conductor (7) are insulated.

6. The socket according to claim 5, characterized in that: The central conductor (7) comprises a conductive core (71), a first insulating layer (73) and a conductive ring (72), wherein the first insulating layer (73) surrounds the outer periphery of the conductive core (71), the conductive ring (72) surrounds the outer periphery of the first insulating layer (73), and the first insulating layer (73) is fixed to the outer peripheries of the conductive core (71) and the conductive ring (72); The plug-in end (31) of the conductive core (71) is a conductive plug hole (711), and the wiring end (32) of the conductive core (71) is provided with a first wiring hole (712); The plug-in end (31) of the conductive ring (72) is a first circular ring structure (721), and the wiring end (32) of the conductive ring (72) comprises a second circular ring structure (722) and a protruding structure (723) which are integrally arranged, the protruding structure (723) being connected to the outer peripheral side wall of the second circular ring structure (722), the protruding structure (723) protruding in the radial direction of the second circular ring structure (722), and a second wiring hole (724) being arranged in the protruding structure (723); A second insulating layer (74) is fixed between the outer periphery of the conductive ring (72) terminal (32) and the annular conductive shell (8).

7. The socket according to claim 6, characterized in that: A first insulating member (713) is provided on the end surface of the terminal (32) of the conductive core (71), and the first insulating member (713) is located inside the terminal (32) of the conductive ring (72). A second insulating member (731) is provided on the end surface of the terminal (32) of the conductive ring (72), and the second insulating member (731) is located inside the second insulating layer (74). The first insulating member (713) and the second insulating member (731) are provided with through holes corresponding to the first wiring hole (712), and the second insulating member (731) is provided with a through hole corresponding to the second wiring hole (724). The first insulating member (713) and the second insulating member (731) are integrally arranged.

8. The socket according to claim 6, characterized in that: A wire pressing ring (81) is provided on the inner wall of the wiring terminal (32) of the annular conductive shell (8), and the wire pressing ring (81) and the wiring terminal (32) of the annular conductive shell (8) are used to clamp the shielding layer, thereby realizing electrical connection between the wiring terminal (32) of the annular conductive shell (8) and the shielding layer.

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