CN218351783U - Novel radio frequency double-core connector - Google Patents

Abstract

The utility model discloses a novel radio frequency double-core connector, which comprises a socket and a plug which are connected with each other, wherein the socket comprises a socket shell, a locking nut arranged outside the socket shell, two shells arranged in the socket shell, two insulators arranged in the two shells and two contact pins arranged in the middle parts of the two insulators; the plug comprises a plug shell, a nut arranged outside the plug shell, two end shells arranged in the plug shell, two end insulators arranged on the rear sides of the two end shells and two jacks arranged in the two end insulators. The utility model discloses a novel two core connectors of radio frequency through setting up the connector into two core structures, realizes the butt joint of double-circuit radio frequency spare, and signal transmission, especially wireless interface, the possibility of realizing miniaturization, the reliable transmission of radio frequency multicore connector in applicable all kinds of handheld device kneck.

Description

Novel radio frequency double-core connector

Technical Field

The utility model relates to a connector technical field, in particular to novel radio frequency double-core connector.

Background

With the rapid development of digital electronic technology, handheld devices of all units are more and more in models, and higher requirements on structure and performance are made.

The existing connector is mostly a single-core connector, the reliability of signal transmission of an internal interface and an external interface is poor, the connector is usually large in size and cannot be applied to micro-miniature equipment, and therefore the problem that the novel connector is needed to solve is urgently solved.

SUMMERY OF THE UTILITY MODEL

The main object of the present invention is to provide a novel radio frequency dual-core connector, which aims to solve the technical problems of the prior radio frequency connector that the reliability of signal transmission is poor and the micro-miniature device cannot be connected.

In order to achieve the above object, the present invention provides a novel radio frequency dual-core connector, wherein the socket includes a socket housing, a lock nut disposed outside the socket housing, two housings disposed inside the socket housing, two insulators disposed inside the two housings, and two contact pins disposed in the middle of the two insulators, the rear end of the socket is connected to two coaxial cables, and the two coaxial cables are connected to the ends of the coaxial connectors;

the plug comprises a plug shell, a nut arranged outside the plug shell, two shells arranged in the plug shell, two insulators arranged at the rear sides of the two shells and two jacks arranged in the two insulators.

Preferably, the socket shell, the socket insulator and the contact pin are fixed in the socket in an interference fit manner, and the plug shell and the head insulator are fixed in the plug in an interference fit manner.

Preferably, the outer side of the socket shell is provided with a socket sealing ring and an elastic gasket.

Preferably, the outer periphery of the front end of the socket shell is provided with an external thread, the inner wall of the front end of the socket shell is provided with a key groove, and the outer part of the front end of the socket shell is convexly provided with a guide post integrally formed with the socket shell.

Preferably, a clamp spring is arranged between the plug shell and the nut, and a plug sealing ring is further arranged on the periphery of the plug shell.

Preferably, the insertion hole is a skewed slot or a four-lobed slot.

Preferably, the nut is internally provided with an internal thread matched with the external thread.

Preferably, the coaxial connector is an I/PEX series miniature coaxial connector, the maximum outer diameter of which does not exceed 20mm.

Preferably, the socket housing and the plug housing are made of stainless steel materials.

Compared with the prior art, the utility model discloses beneficial technological effect lies in:

the novel radio frequency double-core connector provided by the embodiment of the utility model realizes the butt joint of two radio frequency parts by setting the connector into a double-core structure, is applicable to the transmission of internal and external signals at interfaces of various handheld devices, especially a wireless interface, and realizes the possibility of miniaturization and reliable transmission of the radio frequency multi-core connector; the double-core connector also has the characteristics of integration miniaturization, reliable contact, convenient connection, wide applicability, quick separation and the like.

Drawings

Fig. 1 is a schematic structural diagram of a receptacle according to an embodiment of the novel rf dual-core connector of the present invention;

fig. 2 is a schematic diagram of a right side view structure of a socket according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of another cross section of a socket according to an embodiment of the novel rf dual-core connector of the present invention;

fig. 4 is a schematic structural diagram of a plug according to an embodiment of the novel radio frequency dual-core connector of the present invention;

fig. 5 is a schematic left-side view of a plug of an embodiment of the novel rf dual-core connector of the present invention;

fig. 6 is a schematic view of a plug of an embodiment of the novel rf dual-core connector of the present invention in a use state;

fig. 7 is a schematic view of another use state of the plug according to an embodiment of the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention, and all other embodiments obtained by those skilled in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

The embodiment of the utility model provides a novel radio frequency two-core connector, in an embodiment, refer to fig. 1-7, including interconnect's socket 1 and plug 2, socket 1 includes socket shell 11, locates the outer lock nut 12 of socket shell, locates two shells 13 in the socket shell, locates two insulators 14 in two shells and locates two contact pins 15 at two insulator middle parts, and socket 1 rear end is connected with two coaxial cable 16, two coaxial cable end connection coaxial connector 17. The socket shell 11 is a main body structure of the socket and plays a supporting role; a locking nut 12 outside the socket housing is used for locking the socket; the seat housing 13 protects the seat insulator 14 and the contact pin 15 inside thereof; two seat insulators arranged side by side are arranged in the socket 1, the contact pin 15 is inserted in the middle of each seat insulator, the front end of the contact pin 15 is arranged towards the plug direction, and when the socket and the plug are installed, the contact pin 15 is inserted into the plug 2; the coaxial cables 16 are provided with two coaxial cables, the ends of the coaxial cables are connected with miniature coaxial connectors 17, so that more miniature equipment can be connected, and internal signal transmission can be realized.

The plug 2 of the double-core connector comprises a plug shell 21, a nut 22 arranged outside the plug shell, two shells 23 arranged in the plug shell, two insulators 24 arranged at the rear sides of the two shells and two jacks 25 arranged in the two insulators. The plug shell 21 is a main body structure of the socket and plays a supporting role; a nut 22 outside the plug housing for locking the socket and plug; the head housing 23 can be connected to a cable, which is then connected to a plug or socket; the head insulator 24 enables the head shell 23 to be fixedly arranged inside the plug 2, and prevents the head shell 23 from falling off when in use; the jack 25 is arranged in the head insulator 24, and is used for wiring, then is inserted into the head insulator, and is matched with the head insulator and the head shell of the wiring, and finally, the coaxial cable is welded according to the use requirement, and is matched with any series of connectors for use.

The dual-core connector adopts the dual-core contact element, the plug and the socket of the dual-core connector are mutually inserted and matched to realize the butt joint of the two-way radio frequency element, the isolation degree is not less than 50dB, and the characteristic impedance is 50 omega.

In a preferred embodiment, referring to fig. 1 and 4, the socket housing 13, the socket insulator 14 and the pins 15 of the two-core connector are fixed in the socket 1 by interference fit, and the plug housing 21 and the head insulator 24 are fixed in the plug 2 by interference fit. And the stability of connection of all components in the socket and the plug is ensured by adopting interference fit.

In a preferred embodiment, referring to fig. 1, the outside of the receptacle housing of the two-core connector is provided with a receptacle seal 18 and a spring washer 19. The socket sealing ring 18 is an O-shaped sealing ring and plays a role in sealing, and the elastic pad 19 plays a role in preventing the socket from loosening.

In a preferred embodiment, referring to fig. 1, 2 and 3, the outer periphery of the front end of the socket housing 11 of the two-core connector is provided with an external thread 110, the inner wall of the front end of the socket housing 11 is provided with a key groove 111, and the outer periphery of the front end of the socket housing 11 is provided with a guide post 112 integrally formed therewith. The external thread 110 on the socket is connected with the internal thread in the plug, and the plug and the socket are fixed by adopting a key position fixing and guide pillar guiding mode, so that the connection strength of the connector is ensured.

In a preferred embodiment, referring to fig. 4, a snap spring 26 is disposed between the plug housing 21 and the nut 22 of the dual core connector, and a plug sealing ring 27 is disposed on the periphery of the plug housing 21. The nut 22 has an internal thread 220 matching the external thread. The insertion hole 25 is a diagonal groove or a four-petal groove. The clamp spring 26 plays a limiting role and limits the positions of the plug shell 21 and the nut 22; the internal threads 220 mate with the external threads 110 on the socket housing 11 to ensure a tight fit of the socket and plug. The jacks 25 adopt inclined grooves or four-petal grooves, so that the contact reliability is improved, and the plugs can be connected with various radio frequency standard connectors, so that the applicability of the connector is improved.

In a preferred embodiment, referring to fig. 1, the coaxial connector 17 of the twin-core connector is an I/PEX series miniature coaxial connector, the maximum outer diameter of which does not exceed 20mm, ensuring that the connector is suitable for small devices.

In a preferred embodiment, referring to fig. 1-7, the socket housing 11 and the plug housing 21 of the dual core connector are made of stainless steel material to ensure the service strength of the socket and the plug.

The utility model discloses a two coaxial cable still can be connected to the plug of radio frequency two-core connector, and coaxial cable reconnection plug or socket, plug can be for SMA system plug, N series plug, and the socket can be for SMA system socket, and the selection installation of plug and socket is used needs to confirm, still can be for other series's plug, socket, guarantees that the plug can all kinds of joints of adaptation, can effectively realize the interface exchange and signal transmission.

The utility model discloses a radio frequency double-core connector mainly has following characteristics:

1) The radio frequency double-core connector adopts a threaded connection mechanism, a key position positioning and guide pillar guiding matching structure, the socket shell adopts stainless steel materials and adopts an integrated processing technology with two guide pillars, so that the connection structure is reliable, the joint strength is sufficient, the service life of a product is effectively ensured, and the reliability is improved;

2) The radio frequency double-core connector has small distance, small size and more compact structure, and is more convenient for the miniaturization trend of the existing electronic products;

3) The socket cable component of the radio frequency double-core connector is an I/PEX series miniature coaxial connector, so that the socket cable component can be connected with more miniature equipment to realize internal signal transmission;

4) The plug of the radio frequency double-core connector can be connected with various radio frequency coaxial connectors and is suitable for the joint conversion of various antennas or equipment;

5) The radio frequency double-core connector adopts double-core contact elements, the plug and the socket are mutually inserted and matched to realize the butt joint of the double-circuit radio frequency contact elements, the isolation degree is not less than 50dB, and the characteristic impedance is 50 omega.

What just go up be the utility model discloses a part or preferred embodiment, no matter characters or attached drawing can not consequently restrict the utility model discloses the scope of protection, all with the utility model discloses a holistic design down, utilize the equivalent structure transform that the content of the description and the attached drawing was done, or direct/indirect application all includes in other relevant technical field the utility model discloses the within range of protection.

Claims (9)

1. The utility model provides a novel radio frequency two-core connector, includes interconnect's socket and plug, its characterized in that: the socket comprises a socket shell, a locking nut arranged outside the socket shell, two shells arranged in the socket shell, two insulators arranged in the two shells and two contact pins arranged in the middles of the two insulators, wherein the rear end of the socket is connected with two coaxial cables, and the end parts of the two coaxial cables are connected with a coaxial connector;

the plug comprises a plug shell, a nut arranged outside the plug shell, two end shells arranged in the plug shell, two end insulators arranged on the rear sides of the two end shells and two jacks arranged in the two end insulators.

2. The novel radio frequency twin core connector according to claim 1, wherein the seat shell, the seat insulator and the contact pin are fixed in the socket by interference fit, and the plug shell and the head insulator are fixed in the plug by interference fit.

3. The novel radio frequency twin-core connector according to claim 1, characterized in that the outer side of the socket housing is provided with a socket sealing ring and an elastic gasket.

4. The novel radio frequency dual-core connector according to claim 1, wherein the outer periphery of the front end of the socket housing is provided with external threads, the inner wall of the front end of the socket housing is provided with a key groove, and the outer part of the front end of the socket housing is provided with a guide post integrally formed with the front end of the socket housing in a protruding manner.

5. The novel radio frequency double-core connector as claimed in claim 1, wherein a snap spring is arranged between the plug housing and the nut, and a plug sealing ring is further arranged on the periphery of the plug housing.

6. The novel radio frequency dual core connector of claim 1, wherein the receptacle is an angled slot or a four-lobed slot.

7. The novel radio frequency connector as claimed in claim 1, wherein the nut has an internal thread matching the external thread.

8. The novel rf twinax connector of claim 1, wherein the coaxial connector is an I/PEX series mini-coaxial connector, the maximum outer diameter of which is no more than 20mm.

9. The novel radio frequency twin core connector of claim 1 wherein the socket housing and plug housing are made of stainless steel material.

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