CN214100100U

CN214100100U - Coaxial connector

Info

Publication number: CN214100100U
Application number: CN202022831769.1U
Authority: CN
Inventors: 叶加伟
Original assignee: Shenzhen Huiertai Electronic Technology Co ltd
Current assignee: Shenzhen Huiertai Electronic Technology Co ltd
Priority date: 2020-11-30
Filing date: 2020-11-30
Publication date: 2021-08-31
Anticipated expiration: 2030-11-30

Abstract

The utility model relates to a cable connector technical field, concretely relates to coaxial connector, including first connector and second connector, first connector includes the outer connecting cylinder, the inboard of outer connecting cylinder is equipped with first mount pad, the tail end and the cable fixed connection of first mount pad, the head end of first mount pad is equipped with the inner connecting cylinder, the inboard of inner connecting cylinder be equipped with cable fixed connection's coaxial contact pin, the second connector includes the second mount pad, the outside of second mount pad be equipped with can overlap establish the outside insulating sleeve of outer connecting cylinder, the inside of second mount pad be equipped with cable fixed connection's electrically conductive core seat, be provided with the confession on the electrically conductive core seat coaxial contact pin male coaxial jack. The coaxial connector is convenient for connecting two sections of cables, so that the two sections of cables are not easy to fall off and separate, and a good connecting effect is ensured.

Description

Coaxial connector

Technical Field

The utility model relates to a cable connector technical field especially relates to a coaxial connector.

Background

A coaxial connector is generally considered to be a component attached to a cable or mounted on an instrument as a component to which a transmission line is electrically connected or separated. It belongs to a mechatronic product and mainly plays a role of a bridge.

The coaxial connector in the prior art connects two segments of cables through the matching of the connecting socket and the connecting jack, and the existing connecting socket and the connecting pin are not easy to clamp during connection, which may cause poor contact or the connecting socket and the connecting pin are separated from each other or even fall off during use.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, an object of the utility model is to provide a coaxial connector, coaxial connector is convenient for connect two sections cables, makes it be difficult for droing and separation, guarantees good linkage effect.

In order to achieve the technical effects, the utility model adopts the following technical scheme:

the utility model provides a coaxial connector, includes first connector and second connector, first connector includes outer connecting cylinder, the inboard of outer connecting cylinder is equipped with first mount pad, the tail end and the cable fixed connection of first mount pad, the head end of first mount pad is equipped with an interconnection section of thick bamboo, the inboard of an interconnection section of thick bamboo be equipped with cable fixed connection's coaxial contact pin, the second connector includes the second mount pad, the outside of second mount pad be equipped with can overlap establish the outside insulating sleeve of outer connecting cylinder, the inside of second mount pad be equipped with cable fixed connection's electrically conductive core seat, be provided with the confession on the electrically conductive core seat coaxial contact pin male coaxial jack.

Furthermore, the outer connecting cylinder comprises a first insulating layer arranged on the outer side and a second insulating layer arranged on the inner side, a plurality of connecting blocks are arranged between the first insulating layer and the second insulating layer and used for connecting the first insulating layer and the second insulating layer, a plurality of through holes are uniformly formed in the first insulating layer at intervals along the circumferential direction, clamping convex blocks are arranged on the second insulating layer and extend to the outer portions of the through holes, and clamping grooves are formed in the corresponding positions of the clamping convex blocks of the insulating sleeve.

Furthermore, the connecting block is annular, and the outer side face and the inner side face of the connecting block are respectively bonded with the first insulating layer and the second insulating layer.

Further, the fixing bump and the second insulating layer are integrally formed.

Further, the cable comprises a core and an insulating layer coated on the outer surface of the core.

Further, the tail end of the outer connecting cylinder protrudes out of the first mounting seat, a cable sheath is crimped outside the insulating layer, and the outer side face of the cable sheath is in interference fit with the outer connecting cylinder.

Furthermore, the lateral surface of cable sheath integrated into one piece has first anti-skidding line, the medial surface of outer connecting cylinder is equipped with second anti-skidding line.

Further, a waterproof gasket is arranged between the cable sheath and the insulating layer.

Compared with the prior art, the utility model provides a pair of coaxial connector's beneficial effect does: through setting up first connector and second connector to set up electrically conductive core print and coaxial jack in the inside of first connector and second connector respectively, only need correspond the inserting with coaxial jack in the installation electrically conductive core print's inside, then by insulating sleeve carries out the chucking to outer connecting cylinder, with the connection of realization first connector and second connector.

Drawings

Fig. 1 is a schematic overall structure diagram of a first connector of a coaxial connector according to an embodiment of the present invention;

fig. 2 is a schematic view of an overall structure of a second connector of a coaxial connector according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a coaxial connector according to an embodiment of the present invention, in which a first connector and a second connector of the coaxial connector are used together;

the reference signs are: 10, an outer connecting cylinder, 11, a first insulating layer, 111, a through hole, 12, a second insulating layer, 121, a clamping lug, 13, a connecting block, 14, a first mounting seat, 15, an inner connecting cylinder, 16, a coaxial pin, 17, a cable sheath, 18, a waterproof gasket, 19, an anti-slip groove, 21, a second mounting seat, 22, an insulating sleeve, 221, a clamping groove, 23, a conductive core seat, 24, a coaxial jack, 30, a cable, 31, a core body, 32 and an insulating layer.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

As shown in fig. 1 to 3, the coaxial connector provided in this embodiment includes a first connector and a second connector, the tail ends of the first connector and the second connector are both fixedly connected to the cable 30, and the head ends of the first connector and the second connector are connected to each other to implement connection of two lengths of the cable 30.

In this embodiment, the first connector includes outer connecting cylinder 10, the inboard of outer connecting cylinder 10 is equipped with first mount pad 14, first mount pad 14 sets up the middle section at outer connecting cylinder 10, the both ends of outer connecting cylinder 10 all bulge in first mount pad 14, the wiring end of cable 30 stretch into the inside of outer connecting cylinder 10 and with the tail end fixed connection of first mount pad 14. The head end of the first mounting seat 14 is provided with an inner connecting cylinder 15, the inner connecting cylinder 15 is arranged on the inner side of the outer connecting cylinder 10, the inner side of the inner connecting cylinder 15 is provided with a coaxial pin 16, and the coaxial pin 16 is electrically connected with the cable 30. The cable sheath 17 is also crimped on the outside of the insulating layer 32, and the part of the tail end of the outer connecting cylinder 10 protruding out of the first mounting seat 14 is in interference fit with the cable sheath 17.

In this embodiment, in order to further enhance the sealing performance of the joint between the coaxial pin 16 and the cable 30, the cable 30 includes a core 31 and an insulating layer 32 covering the outer surface of the core 31, a waterproof gasket 18 is further disposed between the insulating layer 32 and the cable sheath 17, and the waterproof gasket 18 is disposed at the joint between the cable sheath 17 and the outer connecting cylinder 10, so as to improve the sealing performance. The inboard of cable sheath 17 still is equipped with waterproof packing ring 18, waterproof packing ring 18 optional silica gel or rubber material, and play dustproof effect simultaneously. Preferably, the waterproof gasket 18 is provided at the connection of the outer connector barrel 10 and the cable sheath 17.

In this embodiment, the second connector includes second mount pad 21, the outside of second mount pad 21 is equipped with insulating sleeve 22, the internal diameter of insulating sleeve 22 is greater than outer connecting cylinder 10, but insulating sleeve 22 cover is established the outside of outer connecting cylinder 10 to realize the connection of first connector and second connector. The second mounting seat 21 is provided inside with a conductive core seat 23 fixedly connected with the cable 30, the conductive core seat 23 is provided with a coaxial jack 24 for inserting the coaxial pin 16, and in specific implementation, the coaxial pin 16 is correspondingly inserted into the conductive core seat 23, so as to achieve the purpose of connecting two segments of cables 30.

In the present embodiment, in order to further fasten the first and second connectors, the outer connecting cylinder 10 includes a first insulating layer 11 disposed at an outer side and a second insulating layer 12 disposed at an inner side, and a plurality of connecting blocks 13 are disposed between the first and second

insulating layers

11 and 12 for connecting the first and second

insulating layers

11 and 12. Specifically, the connecting block 13 is circular, and the outer side surface and the inner side surface of the connecting block 13 are respectively bonded to the first insulating layer 11 and the second insulating layer 12. The first insulating layer 11 is uniformly provided with a plurality of through holes 111 at intervals along the circumferential direction, the number of the through holes 111 is preferably 3-4, the second insulating layer 12 is provided with clamping lugs 121, and the clamping lugs 121 and the second insulating layer 12 are integrally formed. The fixing protrusion 121 extends to the outside of the through hole 111, and the insulating sleeve 22 is provided with a slot 221 at a position corresponding to the fixing protrusion 121. In specific implementation, when the first connector is inserted into the second connector, the locking protrusion 121 is sunk into the locking groove 221 and locked, so that the first connector and the second connector are not easy to fall off.

In this embodiment, the lateral surface of the first connector is provided with an anti-slip section, the first connector is provided with a plurality of anti-slip grooves 19 on the anti-slip section, the cross-sectional shape of each protection groove is trapezoidal, and the length of the anti-slip section is at least greater than 1/3 of the overall length of the first connector.

Although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art will understand that the present invention can be modified or replaced with other embodiments without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims. The technology, shape and construction parts which are not described in detail in the present invention are all known technology.

Claims

1. A coaxial connector, characterized by: comprising a first connector and a second connector, the first connector comprising an outer connector barrel (10), a first mounting seat (14) is arranged on the inner side of the outer connecting cylinder (10), the tail end of the first mounting seat (14) is fixedly connected with a cable (30), the head end of the first mounting seat (14) is provided with an inner connecting cylinder (15), the inner side of the inner connecting cylinder (15) is provided with a coaxial pin (16) fixedly connected with the cable (30), the second connector comprises a second mounting seat (21), an insulating sleeve (22) which can be sleeved outside the outer connecting cylinder (10) is arranged on the outer side of the second mounting seat (21), a conductive core seat (23) fixedly connected with the cable (30) is arranged inside the second mounting seat (21), the conductive core seat (23) is provided with a coaxial jack (24) for the coaxial contact pin (16) to be inserted.

2. A coaxial wire connector as defined in claim 1, wherein: the outer connecting cylinder (10) comprises a first insulating layer (11) arranged on the outer side and a second insulating layer (12) arranged on the inner side, a plurality of connecting blocks (13) are arranged between the first insulating layer (11) and the second insulating layer (12) and used for connecting the first insulating layer (11) and the second insulating layer (12), a plurality of through holes (111) are uniformly formed in the first insulating layer (11) at intervals along the circumferential direction, clamping lugs (121) are arranged on the second insulating layer (12), the clamping lugs (121) extend to the outer portions of the through holes (111), and clamping grooves (221) are formed in the corresponding positions of the clamping lugs (121) of the insulating sleeve (22).

3. A coaxial wire connector as defined in claim 2, wherein: the connecting block (13) is in a circular ring shape, and the outer side face and the inner side face of the connecting block (13) are respectively bonded with the first insulating layer (11) and the second insulating layer (12).

4. A coaxial wire connector as defined in claim 3, wherein: the clamping and fixing bump (121) and the second insulating layer (12) are integrally formed.

5. A coaxial wire connector as defined in claim 1, wherein: the cable (30) comprises a core (31) and an insulating layer (32) coated on the outer surface of the core (31).

6. A coaxial wire connector as defined in claim 5, wherein: the tail end of the outer connecting cylinder (10) protrudes out of the first mounting seat (14), a cable sheath (17) is crimped outside the insulating layer (32), and the outer side face of the cable sheath (17) is in interference fit with the outer connecting cylinder (10).

7. A coaxial wire connector as defined in claim 6, wherein: the cable sheath is characterized in that first anti-slip lines are integrally formed on the outer side face of the cable sheath (17), and second anti-slip lines are arranged on the inner side face of the connecting cylinder.

8. A coaxial wire connector as defined in claim 6, wherein: and a waterproof gasket (18) is arranged between the cable sheath (17) and the insulating layer (32).