A miniature cluster multi-channel RF connector

Abstract

The present invention provides a mini clustered multi-channel RF connector, which can effectively solve the problem of connection and arrangement of multiple signal channels in a small space and is easy to construct; it includes a socket and a plug that are plugged into each other, the socket includes a shell one, the plug includes a shell two, the mouth of the shell two is plugged into the shell one, the shell one and the shell two are each provided with a corresponding plurality of signal channels, each of the signal channels in the shell one is equipped with a single-core connector one, each of the signal channels in the shell two is equipped with a single-core connector two, the single-core connector one includes a pin, and the single-core connector two is provided with a tube for plugging the pin.

Description

Technical Field

[0001] The present invention relates to the technical field of radio frequency coaxial connectors, in particular to a miniature clustered multi-channel radio frequency connector. Background Art

[0002] RF coaxial connectors have been widely used in the transmission of RF communication signals. Whether it is the construction of signal base stations or the laying of indoor signal coverage, RF coaxial connectors play a major role in connecting the signal transmission.

[0003] Since existing RF coaxial connectors are all single-channel signal connections, if multiple signal channels need to be laid out and there is sufficient space, a connection solution using multiple cables and multiple connectors can be used. However, if the space is insufficient indoors, the connection of multiple signal channels will face dense arrangements and crowded wiring, which may even bring more construction difficulties. Summary of the invention

[0004] In view of the above problems, the present invention provides a mini clustered multi-channel RF connector, which can effectively solve the problem of connecting and arranging multiple signal channels in a small space and is easy to construct.

[0005] The technical solution is as follows: it includes a socket and a plug that are plugged into each other, characterized in that: the socket includes a shell one, the plug includes a shell two, the mouth of the shell two is plugged into the shell one, the shell one and the shell two are each provided with a corresponding plurality of signal channels, each of the signal channels in the shell one is equipped with a single-core connector one, each of the signal channels in the shell two is equipped with a single-core connector two, the single-core connector one includes a pin, and the single-core connector two is provided with a tube for plugging the pin.

[0006] It is further characterized by:

[0007] A keyway is circumferentially arranged on the inner wall surface of the mouth of the shell one, and a convex key corresponding to the keyway is arranged on the outer wall surface of the mouth of the shell two, and the inner diameter of the mouth of the shell one is larger than the outer diameter of the mouth of the shell two;

[0008] There are three keyways and three convex keys, and they are all distributed in a Y shape;

[0009] There are four signal channels in the housing 1 and the housing 2;

[0010] The single-core connector 1 also includes a single housing 1, a through-length connection channel 1 is arranged in the single housing 1, an insulator 1 is installed in the connection channel 1, and the pin is inserted in the insulator 1;

[0011] The mouth of the housing 1 is provided with an embedding groove, and the sealing ring 1 is installed in the embedding groove; the outer wall of the single housing 1 located in the signal channel of the housing 1 is provided with a groove, and the sealing ring 2 is installed in the groove and has an interference fit with the inner wall of the signal channel of the housing 1;

[0012] The second single-core connector also includes a second single-body shell, a second through-length connection channel is provided in the second single-body shell, a second insulator is installed in the second connection channel, the insertion tube is arranged in the center of the second insulator, the mouth of the second insulator extends to the outside of the mouth of the second single-body shell, the mouth of the second insulator is stepped, and a single-core outer conductor is installed at the step of the mouth of the second insulator;

[0013] A connection port for accommodating the single-core outer conductor is provided at the mouth of the single-shell, and the inner diameter of the connection port is larger than the outer diameter of the single-core outer conductor;

[0014] The outer wall of the mouth of the single-core outer conductor is provided with a ridge, the single-core outer conductor and the insertion tube mouth are both provided with a slot, and the inner diameter of the connection port is smaller than the outer diameter of the ridge;

[0015] A clamping groove is provided on the outer wall of the two openings of the shell, and the screw sleeve is assembled on the two openings of the shell through a clamping spring and the clamping groove. The inner diameter of the screw sleeve is larger than the outer diameter of the one opening of the shell.

[0016] The beneficial effect of the present invention is that the socket and the plug are plugged into each other, that is, the shell one and the shell two are each provided with a corresponding plurality of signal channels, each signal channel in the shell one is equipped with a single-core connector one, and each signal channel in the shell two is equipped with a single-core connector two, the pins and the insert tubes are butt-jointed, the single-core connector one and the single-core connector two are distributed in the same position inside the socket and the plug, and after docking, the channel plug-in requirements can be fully met, thereby realizing the connection of multiple signal channels in a small space, facilitating construction, and having good economic use value. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the structure of the present invention;

[0018] Figure 2 It is a schematic diagram of a partial cross-sectional structure of a socket of the present invention;

[0019] Figure 3 It is a schematic diagram of the three-dimensional structure of the socket of the present invention;

[0020] Figure 4 It is a structural schematic diagram of a single-core connector of the present invention;

[0021] Figure 5 It is a schematic diagram of a partial cross-sectional structure of the plug of the present invention;

[0022] Figure 6 It is a schematic diagram of the three-dimensional structure of the plug of the present invention;

[0023] Figure 7 It is a schematic diagram of the second structure of the single-core connector of the present invention;

[0024] Figure 8 It is a schematic diagram of the structure of a single-core outer conductor of the present invention;

[0025] Fig. 9 It is a schematic diagram of the cannula structure of the present invention. DETAILED DESCRIPTION

[0026] like Figures 1 to 9 As shown, the present invention includes a socket 1 and a plug 2 which are plugged into each other, the socket 1 includes a shell 1 3, the plug 2 includes a shell 2 4, the mouth of the shell 2 4 is plugged into the shell 1 3, the shell 1 3 and the shell 2 4 are each provided with four corresponding signal channels 5, each signal channel 5 in the shell 1 3 is equipped with a single-core connector 1 6, each signal channel 5 in the shell 2 4 is equipped with a single-core connector 2 7, the single-core connector 1 6 includes a pin 8, and the single-core connector 2 7 is provided with a tube 9 for plugging the pin 8.

[0027] A key groove 10 is circumferentially arranged on the inner wall surface of the mouth of the shell 1 3, which is used to mate with the convex key 11 on the plug 2 during docking, thereby preventing errors and preventing the signal channel 5 from docking incorrectly. A convex key 11 corresponding to the key groove 10 is arranged on the outer wall surface of the mouth of the shell 2 4. The inner diameter of the mouth of the shell 1 3 is larger than the outer diameter of the mouth of the shell 2 4. There are three key grooves 10 and three convex keys 11, and they are all distributed in a Y shape.

[0028] The single-core connector 6 also includes a single housing 12, in which a through-length connecting channel 13 is provided, in which an insulator 14 is assembled, and the pin 8 is inserted into the insulator 14; a groove 15 is provided at the mouth of the shell 3, and a sealing ring 16 is installed in the groove 15 for waterproof sealing of the mouth of the socket 1; a groove 17 is provided on the outer wall of the single housing 12 located in the signal channel 5 of the shell 3, and a sealing ring 18 is installed in the groove 17 and has an interference fit with the inner wall of the signal channel 5 of the shell 3 for waterproof sealing between the shell 3.

[0029] The single-core connector 27 also includes a single-body shell 219, a through-length connection channel 20 is provided in the single-body shell 19, an insulator 21 is installed in the connection channel 20, the insert 9 is arranged in the center of the insulator 21, the mouth of the insulator 21 extends to the outside of the mouth of the single-body shell 19, the mouth of the insulator 21 is stepped, and a single-core outer conductor 22 is installed at the step of the mouth of the insulator 21; a connection port 23 for accommodating the single-core outer conductor 22 is provided at the mouth of the single-body shell 12, and the inner diameter of the connection port 23 is larger than the outer diameter of the single-core outer conductor 22; a convex ridge 24 is provided on the outer wall of the mouth of the single-core outer conductor 22, and the single-core outer conductor 2 2 is provided with a slot 25 in the annular direction, which generates a radial expansion force and forms an effective radial contact connection with the other end of the connecting conductor, which plays a role of conductive contact and maintaining elasticity. The mouth of the plug 9 is provided with a slot 25, and the slot 25 of the mouth of the plug 9 is wrapped inside the insulator 21, which plays a role of protection and increasing contact force, and plays a role of tightening when docking with the pin 8. The inner diameter of the connecting port 23 is smaller than the outer diameter of the convex ridge 24; a clamping groove 26 is provided on the outer wall of the mouth of the shell 24, and the screw sleeve 27 is assembled on the mouth of the shell 24 through the clamping spring 28 and the clamping groove 26, which plays a role of connection and fixing. The inner diameter of the screw sleeve 27 is larger than the outer diameter of the mouth of the shell 13.

[0030] In the present invention, the socket 1 and the plug 2 are docked, that is, they are docked after being positioned through the keyway 10 and the convex key 11 on the socket 1 and the plug 2, and then connected and fastened through the screw sleeve 27, and the single-core connector 1 6 and the single-core connector 2 7 are distributed in the same position inside the socket 1 and the plug 2, and can fully meet the channel plug-in requirements after docking, wherein the single-core outer conductor 22 and the single-core outer shell 1 are electrically connected through radial elastic contact, and the pin 8 and the insert tube 9 are docked and plugged, so that multiple signal channels 5 can be clustered on a mini connection interface, realizing the connection and arrangement of multiple signal channels 5 in a small space, facilitating construction, and having good economic use value.

Claims

1. A miniature cluster multi-channel radio frequency connector, comprising a socket and a plug that are plugged into each other, characterized in that: The socket comprises a shell 1, and the plug comprises a shell 2. The mouth of the shell 2 is plugged into the shell 1. The shells 1 and 2 are both provided with a plurality of corresponding signal channels. Each of the signal channels in the shell 1 is provided with a single-core connector 1, and each of the signal channels in the shell 2 is provided with a single-core connector 2. The single-core connector 1 comprises a pin, and the single-core connector 2 is provided with a plug for plugging the pin. A key groove is circumferentially provided on the inner wall surface of the mouth of the shell 1, and the mouth of the shell 2 is provided with a key groove. A convex key corresponding to the key slot is provided on the outer wall of the shell part, the inner diameter of the mouth of the shell part one is larger than the outer diameter of the mouth of the shell part two; three key slots and three convex keys are provided, and they are all distributed in a Y shape; four signal channels are provided in the shell part one and the shell part two; the single-core connector one also includes a single shell part one, a through-length connection channel one is provided in the single shell part one, an insulator one is installed in the connection channel one, and the pin is inserted in the insulator one; an embedding groove is provided at the mouth of the shell part one, and a sealing ring one is installed in the embedding groove; The outer wall of the single housing 1 located in the signal channel of the housing 1 is provided with a groove, and the sealing ring 2 is installed in the groove and has an interference fit with the inner wall of the signal channel of the housing 1; the single-core connector 2 also includes a single housing 2, and the single housing 2 is provided with a through-length connecting channel 2, and the connecting channel 2 is equipped with an insulator 2, the insert is arranged in the center of the insulator 2, the mouth of the insulator 2 extends to the outside of the mouth of the single housing 2, the mouth of the insulator 2 is stepped, and the insulator A single-core outer conductor is installed at the step of the second mouth; a connecting port for accommodating the single-core outer conductor is provided at the mouth of the monomer shell one, and the inner diameter of the connecting port is larger than the outer diameter of the single-core outer conductor; a convex ridge is provided on the outer wall of the mouth of the single-core outer conductor, and the single-core outer conductor and the insertion tube mouth are both provided with grooves, and the inner diameter of the connecting port is smaller than the outer diameter of the convex ridge; a clamping groove is provided on the outer wall of the second mouth of the shell, and the screw sleeve is assembled at the second mouth of the shell by means of a retaining spring and the clamping groove, and the inner diameter of the screw sleeve is larger than the outer diameter of the first mouth of the shell.

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