CN112117609B

CN112117609B - Radio frequency coaxial connector with protection device

Info

Publication number: CN112117609B
Application number: CN202010993431.8A
Authority: CN
Inventors: 戴旦; 戴菁如; 戴超英; 蒋玉和; 蔡路; 蔡美
Original assignee: Zhenjiang Runxinda Precision Technology Co ltd
Current assignee: Zhenjiang Runxinda Precision Technology Co ltd
Priority date: 2020-09-21
Filing date: 2020-09-21
Publication date: 2022-04-08
Anticipated expiration: 2040-09-21
Also published as: CN112117609A

Abstract

The invention relates to a radio frequency coaxial connector with a protection device, which comprises a female head and a male head, wherein an embedded disc is arranged in the middle of one end of the inner wall of the female head, a fixed disc is fixed on one side of the embedded disc, a connecting ring is arranged on the other side of the fixed disc, a spiral spring is attached to the inner wall of the connecting ring, a female central connecting shaft penetrates through the center of the middle of the female head, and a chuck is arranged on one side, adjacent to the embedded disc, of the middle of the female head. According to the invention, through the arrangement of the female head and the male head, a wrapping structure is formed between the female head and the male head, the whole female head and the male head are mutually matched and connected, meanwhile, the female head can effectively carry out omnibearing wrapping protection on the outer wall of the front end of the male head in the installation process, and because the outer wall of the tail part of the female head adopts a threaded design, the requirement of a user that the installation difficulty can be effectively reduced by sleeving the polyethylene protective sleeve on the outer wall of the lead at the thread part of the tail part of the female head and carrying out hooping installation through the hoop can be effectively met, and the female head is convenient for the user to use.

Description

Radio frequency coaxial connector with protection device

Technical Field

The invention relates to the technical field of radio frequency coaxial connectors, in particular to a radio frequency coaxial connector with a protection device.

Background

A radio frequency coaxial connector (hereinafter, referred to as an RF 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. The RF connector has the advantages that the RF connector mainly plays a role of a bridge, along with the miniaturization of a whole system, the size of the RF connector is smaller and smaller, such as series of SSMB, MMCX and the like, the size is very small, the RF connector has functions of processing signals, such as filtering, phase modulation, frequency mixing, attenuation, detection, amplitude limiting and the like besides the function of the bridge, and the RF connector is mainly suitable for the development requirements of information highways.

In the existing radio frequency coaxial connector, due to the fact that lines are different and are bent in the bridge building process, the lines are prone to breaking and damage under the long-term bent state, the contact area between a female head and a sub head of the radio frequency coaxial connector is effective, and the frequency of the radio frequency coaxial connector is prone to breaking in the building process.

Disclosure of Invention

The invention aims to provide a radio frequency coaxial connector with a protection device, and aims to solve the problems that in the process of building a bridge, a circuit is bent due to different circuits, the circuit is easy to break and damage under the long-term bent state, the contact area between a female head and a sub head is effective, and the frequency failure condition is easy to occur in the process of building the existing radio frequency coaxial connector in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a take protection device's radio frequency coaxial connector, includes female head and son head, the inner wall one end middle part of female head is provided with embedded dish, and one side of embedded dish is fixed with the fixed disk, the opposite side of fixed disk is provided with the go-between, and the inner wall laminating of go-between has coil spring, the middle part centre of a circle department of female head runs through there is female central connecting axle, and the middle part of female head is provided with the chuck with the adjacent one side of embedded dish, the opposite side parallel distribution of chuck has touch panel, and the one side inner wall that female head is close to touch panel is provided with the buckle, the other end of female head is provided with the son head, and the other end of son head is provided with the rotary disk, the outer wall swing joint of rotary disk has the swivelling joint structure, the middle part of son head is fixed with son central connecting axle, and the one end of son central connecting axle is fixed with auxiliary structure.

Preferably, the outer wall of one end of the female head is distributed in a threaded manner, and a wrapping structure is formed between the female head and the male head.

Preferably, the connecting ring forms an elastic clamping structure with the female central connecting shaft through the spiral spring, and the inner wall of the circle center of the spiral spring is attached to the outer wall of the female central connecting shaft.

Preferably, the sub-head forms a rotating structure through the rotating disc and the rotating connection structure, and the size of the concave part of the outer wall of the front end of the sub-head is matched with the size of the buckle.

Preferably, the rotary connection structure comprises an installation disc, a rotary chuck, a fixing frame, clamping heads and a central guide pipe, the rotary chuck is fixed at one end of the installation disc, the fixing frame is fixed at the other end of the installation disc, the clamping heads are arranged on the periphery of the outer wall of the fixing frame, and the central guide pipe is arranged in the middle of the inner side of the fixing frame.

Preferably, the clamping heads are distributed along the periphery of the fixing frame, and the tail ends of the clamping heads are distributed in an arc surface shape.

Preferably, the auxiliary structure is including cross fixed disk, central contact hole, slide rail, spacing block tongue, compression spring and slider, and the middle part of cross fixed disk has seted up central contact hole, the outer wall of cross fixed disk is fixed with the slider all around, and the outer wall sliding connection of slider has the slide rail, the cross fixed disk is provided with spacing block tongue with the junction rear end of slider, the rear end middle part of cross fixed disk is fixed with compression spring.

Preferably, the cross-shaped fixed disk is elastically connected with the sub-center connecting shaft through a compression spring, and the cross-shaped fixed disk and the inner wall of the front end of the sub head form a sliding structure through a sliding block.

Preferably, the cross-shaped fixed disc is attached to the female central connecting shaft through the central contact hole, and the size of the cross-shaped fixed disc is matched with that of the contact disc.

Compared with the prior art, the invention has the following beneficial effects:

1. according to the invention, through the arrangement of the female head and the male head, a wrapping structure is formed between the female head and the male head, the whole female head and the male head are mutually matched and connected, meanwhile, the female head can effectively carry out omnibearing wrapping protection on the outer wall of the front end of the male head in the installation process, and because the outer wall of the tail part of the female head adopts a threaded design, the requirement of a user that the installation difficulty can be effectively reduced by sleeving the polyethylene protective sleeve on the outer wall of the lead at the thread part of the tail part of the female head and carrying out hooping installation through the hoop can be effectively met, and the female head is convenient for the user to use.

2. According to the invention, through the arrangement of the fixed disc, the connecting ring, the spiral spring, the female central connecting shaft and the chuck, the inner wall of the circle center of the spiral spring is mutually attached to the outer wall of the female central connecting shaft, the female central connecting shaft can be a conductor in the middle of a lead, the conductor penetrates into the round holes of the fixed disc, the chuck and the touch panel, meanwhile, the spiral spring is extruded to be changed into flat distribution from a convex shape, and the spiral spring is mutually extruded to lock and fix the female central connecting shaft at the central part of the spiral spring.

3. According to the invention, through the arrangement of the buckle, the sub-head, the rotating disc and the rotating connection structure, the size of the concave part of the outer wall at the front end of the sub-head is matched with the size of the buckle, when the sub-head is used as an input end connector, the rotating connection structure is used as a connecting part, the possibility of bending and breaking of a lead at an output end caused by the installation angle of a user can be effectively reduced, and the sub-head and the buckle are connected in a buckle fixing mode.

4. The invention is through the arrangement of the rotary connecting structure, the mounting disc, the rotary chuck, the fixing frame, the clamping head and the central guide tube, the tail end of the clamping head is distributed in an arc surface shape, when a user needs to connect a wire of an input end, the user can penetrate the wire output core into the central guide tube, penetrate the central guide tube into the sub-head, and connect with the sub-central connecting shaft, because the rotary connecting structure and the inner wall of the sub-head are made of aluminum materials, the rotary connecting structure has higher corrosion resistance and excellent electrical conductor property, can effectively meet the transmission of electrical data, and the central guide tube also has the fixation of primary fixed clamping, further reduces the possibility that the wire output core is deviated, and the four clamping heads are mutually matched and arranged at the four corners at one side of the fixing frame, when the wire penetrates into the fixing frame, through the tight head of inside pressurization clamp, press from both sides tight head incurving, carry out rigid fixation to the wire, this fixed means intensity is high, is difficult for breaking away from to the mounting disc carries out swing joint through rotatory (holding) chuck and rotary disk between, satisfies the user and carries out the wide-angle rotation to this son head, and this rotatory in-process is extremely low to the wire damage, satisfies the user demand.

5. According to the invention, through the arrangement of the auxiliary structure, the cross fixing disc, the central contact hole, the sliding rail, the limiting clamping tongue, the compression spring and the sliding block, the size of the cross fixing disc is matched with that of the contact disc, when the sub head is connected with the female head, the cross fixing disc is extruded by the contact disc, the compression spring contracts, the cross fixing disc moves inwards, the compression spring rebounds and resets to exert a driving force, the cross fixing disc slides outwards along the inner wall of the sliding rail through the sliding block, when the sliding block moves to the extreme limit, the limiting clamping tongue is attached to one side of the sliding rail, the requirement of limiting and fixing the cross fixing disc is met, and through the design of the central contact hole, the female central connecting shaft, the contact disc and the cross fixing disc, the connecting surface can be effectively strengthened, and the possibility of signal interruption is further reduced.

Drawings

Fig. 1 is a schematic structural diagram of a radio frequency coaxial connector with a protection device according to the present invention;

fig. 2 is a schematic structural diagram of a female connector of a radio frequency coaxial connector with a protection device according to the present invention;

FIG. 3 is a schematic view of a sub-head structure of a RF coaxial connector with a protection device according to the present invention;

FIG. 4 is a schematic view of a rotary connection structure of a RF coaxial connector with a protection device according to the present invention;

FIG. 5 is a schematic structural diagram of a rear end side of a female end of a RF coaxial connector with a protection device according to the present invention;

fig. 6 is a schematic view of a part a of the rf coaxial connector with a protection device according to the present invention, enlarged in detail;

fig. 7 is a schematic structural diagram of a front end side of a sub-head of a radio frequency coaxial connector with a protection device according to the present invention.

In the figure: 1. a female head; 2. an embedded disk; 3. fixing the disc; 4. a connecting ring; 5. a coil spring; 6. a female central connecting shaft; 7. a chuck; 8. a touch pad; 9. buckling; 10. a sub-head; 11. rotating the disc; 12. a rotational connection structure; 1201. mounting a disc; 1202. rotating the chuck; 1203. a fixed mount; 1204. a clamping head; 1205. a central guide tube; 13. a sub-center connecting shaft; 14. an auxiliary structure; 1401. a cross-shaped fixed disc; 1402. a central contact hole; 1403. a slide rail; 1404. a limiting clamping tongue; 1405. a compression spring; 1406. a slide block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides a technical solution: a radio frequency coaxial connector with a protection device comprises a female head 1, an embedded disc 2, a fixed disc 3, a connecting ring 4, a spiral spring 5, a female central connecting shaft 6, a chuck 7, a touch disc 8, a buckle 9, a male head 10, a rotating disc 11, a rotating connecting structure 12, a mounting disc 1201, a rotating chuck 1202, a fixing frame 1203, a clamping head 1204, a central guide pipe 1205, a male central connecting shaft 13, an auxiliary structure 14, a cross-shaped fixed disc 1401, a central touch hole 1402, a sliding rail 1403, a limiting clamping tongue 1404, a compression spring 1405 and a sliding block 1406, wherein the embedded disc 2 is arranged in the middle of one end of the inner wall of the female head 1, the fixed disc 3 is fixed on one side of the embedded disc 2, the connecting ring 4 is arranged on the other side of the fixed disc 3, the spiral spring 5 is attached to the inner wall of the connecting ring 4, the female central connecting shaft 6 penetrates through the center of the female head 1, and the chuck 7 is arranged on one side of the female head 1 adjacent to the embedded disc 2, the opposite side parallel distribution of chuck 7 has touch panel 8, and female first 1 is close to one side inner wall of touch panel 8 and is provided with buckle 9, and the other end of female first 1 is provided with sub-head 10, and the other end of sub-head 10 is provided with rotary disk 11, and the outer wall swing joint of rotary disk 11 has swivelling joint structure 12, and the middle part of sub-head 10 is fixed with sub-central connecting axle 13, and the one end of sub-central connecting axle 13 is fixed with auxiliary structure 14.

According to the invention, the outer wall of one end of the female head 1 is distributed in a threaded manner, a wrapping structure is formed between the female head 1 and the sub-head 10, the whole female head 1 is connected with the sub-head 10 in a matched manner, meanwhile, the female head 1 can effectively carry out all-dimensional wrapping protection on the outer wall of the front end of the sub-head 10 in the installation process, and due to the fact that the outer wall of the tail part of the female head 1 is designed in a threaded manner, the requirement of a user that a polyethylene protective sleeve of the outer wall of a wire is sleeved at the thread part of the tail part of the female head 1 can be effectively met, the clamping installation is carried out through a clamp, the installation difficulty can be effectively reduced by the female head 1, and the use of the user is facilitated.

Go-between 4 passes through to constitute the elastic clamping structure between coil spring 5 and the female central connecting axle 6, and laminate each other between coil spring 5's the centre of a circle inner wall and the outer wall of female central connecting axle 6, this female central connecting axle 6 can be wire middle part conductor, through penetrating the conductor to fixed disk 3, chuck 7 and the round hole department of touch pad 8, simultaneously through extrusion coil spring 5, coil spring 5 is from protruding form, become the platykurtic and distribute, coil spring 5 extrudees each other, it is fixed to reach the female central connecting axle 6 locking to coil spring 5 central point, this fixed means, the operation degree of difficulty is low, the person of facilitating the use carries out the dismouting.

Sub-head 10 passes through and constitutes revolution mechanic between rotary disk 11 and the swivelling joint structure 12, and the size of sub-head 10 front end outer wall sunken department mutually supports with buckle 9's size, as sub-head 10 as the input connector, adopt swivelling joint structure 12 as adapting unit, can effectively reduce the output and lead to the wire to appear bending fracture's possibility owing to user's installation angle, and sub-head 10 adopts buckle 9 fixed form to be connected with buckle 9, this connecting means, the installation degree of difficulty is low, the person of facilitating the use debugs.

The rotary connection structure 12 comprises a mounting disc 1201, a rotary chuck 1202, a fixing frame 1203, a clamping head 1204 and a central guide tube 1205, wherein the rotary chuck 1202 is fixed at one end of the mounting disc 1201, the fixing frame 1203 is fixed at the other end of the mounting disc 1201, the clamping head 1204 is arranged on the periphery of the outer wall of the fixing frame 1203, the central guide tube 1205 is arranged in the middle of the inner side of the fixing frame 1203, the clamping heads 1204 are distributed along the periphery of the fixing frame 1203, and the tail ends of the clamping heads 1204 are distributed in an arc surface shape, when a user needs to connect a lead wire of an input end, the user can penetrate a lead wire output core into the central guide tube 1205 to penetrate into the sub-head 10 from the central guide tube 1205 to be connected with the sub-central connection shaft 13, and the rotary connection structure 12 and the inner wall of the sub-head 10 are both made of aluminum materials, so that the rotary connection structure has high corrosion resistance and excellent electrical conductor properties, can effectively satisfy the transmission of electrical data, and central guide tube 1205 also has the fixed of preliminary fixed clamp, further reduce wire output core and break away from the possibility of skew, and it is provided with four to press from both sides tight head 1204, should press from both sides tight head 1204 and mutually support, the setting is in one side four corners department of mount 1203, penetrate to mount 1203 department when the wire, press from both sides tight head 1204 through inside pressurization, press from both sides tight head 1204 incurving, carry out rigid fixation to the wire, this fixed means intensity is high, be difficult for breaking away from, and mounting disc 1201 carries out swing joint through between rotatory (holding) chuck 1202 and the rotary disk 11, it is rotatory to satisfy the user and carry out the wide-angle to this subhead 10, in this rotation process, it is extremely low to the wire damage, satisfy the user demand.

The auxiliary structure 14 comprises a cross fixed disk 1401, a central contact hole 1402, a slide rail 1403, a limit latch 1404, a compression spring 1405 and a slide block 1406, wherein the central contact hole 1402 is arranged in the middle of the cross fixed disk 1401, the slide block 1406 is fixed on the periphery of the outer wall of the cross fixed disk 1401, the slide rail 1403 is connected with the outer wall of the slide block 1406 in a sliding manner, the limit latch 1404 is arranged at the rear end of the joint of the cross fixed disk 1401 and the slide block 1406, the compression spring 1405 is fixed in the middle of the rear end of the cross fixed disk 1401, the cross fixed disk 1401 is elastically connected with the sub-central connecting shaft 13 through the compression spring 1405, the cross fixed disk 1401 forms a sliding structure with the inner wall of the front end of the sub-head 10 through the slide block 1406, the cross fixed disk 1401 is mutually attached to the main central connecting shaft 6 through the central contact hole 1402, the size of the cross fixed disk 1401 is mutually matched with the size of the contact disk 8, and when the sub-head 10 is connected with the main head 1, cross fixed disk 1401 is when receiving the extrusion of touch panel 8, compression spring 1405 contracts, cross fixed disk 1401 inwards moves, compression spring 1405 resilience resets simultaneously and exerts the motive force, cross fixed disk 1401 passes through slider 1406 and slides to the outside along the inner wall of slide rail 1403, when slider 1406 moves extremely spacing, spacing block tongue 1404 laminates one side of slide rail 1403, reach and carry out spacing fixed demand to cross fixed disk 1401, and through center contact hole 1402 and female center connecting axle 6 and the design of touch panel 8 and cross fixed disk 1401, can effectively strengthen the connection face, further reduce the possibility that the disconnected signal appears.

The working principle of the embodiment is as follows: the radio frequency coaxial connector with the protection device is characterized in that the female central connecting shaft 6 can be a conductor in the middle of a wire when in use, the conductor penetrates into round holes of a fixed disc 3, a chuck 7 and a touch disc 8, meanwhile, the spiral spring 5 is in a flat distribution from a convex shape by extruding the spiral spring 5, the spiral springs 5 are mutually extruded to lock and fix the female central connecting shaft 6 at the central part of the spiral spring 5, at the moment, the outer wall at the tail part of the female head 1 adopts a thread type design, the requirement of a user that the user hoops and installs the connector through a hoop by sleeving a polyethylene protective sleeve at the outer wall of the wire at the tail part of the female head 1 can be effectively met, and then when the user needs to build the wire connection of an input end, the user can connect with the sub-central connecting shaft 13 by penetrating a wire output core into the central guide pipe 1205 and penetrating into the sub-head 10 from the central guide pipe 1205, because the inner walls of the rotary connecting structure 12 and the sub-head 10 are made of aluminum materials, the rotary connecting structure has high corrosion resistance and excellent electrical conductor properties, the transmission of electrical data can be effectively met, the central guide tube 1205 is also fixed in a primary fixing and clamping mode, the possibility that a wire output core is separated from deviation is further reduced, four clamping heads 1204 are arranged, the four clamping heads 1204 are mutually matched and arranged at four corners at one side of the fixing frame 1203, when a wire penetrates into the fixing frame 1203, the clamping heads 1204 are inwards bent by inwards pressurizing the clamping heads 1204 to rigidly fix the wire, finally the sub-head 10 is connected with the main head 1, the main head 1 can effectively wrap and protect the outer wall at the front end of the sub-head 10 in an all-directional mode in the installation process, when the cross fixing disc 1401 is extruded by the contact disc 8, the compression spring 1405 is contracted, and the cross fixing disc 1401 moves inwards, simultaneously compression spring 1405 kick-backs and resets and exert the motive force, and cross fixed disk 1401 slides to the outside through the inner wall of slider 1406 along slide rail 1403, and when slider 1406 removed extremely spacing, spacing block tongue 1404 laminated one side of slide rail 1403 reached and carried out spacing fixed demand to cross fixed disk 1401 to through central contact hole 1402 and female central connecting axle 6 and the design of touch pad 8 and cross fixed disk 1401, can effectively strengthen connecting the face.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.

Claims

1. A take protection device's radio frequency coaxial connector, includes female head (1) and son head (10), its characterized in that: the inner wall of the female head (1) is provided with an embedded disc (2) in the middle, a fixed disc (3) is fixed on one side of the embedded disc (2), a connecting ring (4) is arranged on the other side of the fixed disc (3), a spiral spring (5) is attached to the inner wall of the connecting ring (4), a female central connecting shaft (6) penetrates through the middle center of the female head (1), a chuck (7) is arranged on one side of the middle of the female head (1) adjacent to the embedded disc (2), touch discs (8) are distributed on the other side of the chuck (7) in parallel, a buckle (9) is arranged on the inner wall of one side of the female head (1) close to the touch discs (8), a sub-head (10) is arranged at the other end of the female head (1), a rotating disc (11) is arranged at the other end of the sub-head (10), and a rotating connection structure (12) is movably connected to the outer wall of the rotating disc (11), the middle part of son head (10) is fixed with sub-central connecting axle (13), and the one end of sub-central connecting axle (13) is fixed with auxiliary structure (14), swivelling joint structure (12) are including mounting disc (1201), rotatory chuck (1202), mount (1203), press from both sides tight head (1204) and central guide tube (1205), and the one end of mounting disc (1201) is fixed with rotatory chuck (1202), the other end of mounting disc (1201) is fixed with mount (1203), and the outer wall of mount (1203) is provided with all around and presss from both sides tight head (1204), the inboard middle part of mount (1203) is provided with central guide tube (1205), press from both sides the distribution all around of tight head (1204) along mount (1203), and the end that presss from both sides tight head (1204) is the cambered surface form and distributes.

2. The radio frequency coaxial connector with the protection device as claimed in claim 1, wherein: the outer wall of one end of the female head (1) is distributed in a threaded manner, and a wrapping structure is formed between the female head (1) and the male head (10).

3. The radio frequency coaxial connector with the protection device as claimed in claim 1, wherein: the connecting ring (4) forms an elastic clamping structure with the female central connecting shaft (6) through the spiral spring (5), and the inner wall of the circle center of the spiral spring (5) is attached to the outer wall of the female central connecting shaft (6).

4. The radio frequency coaxial connector with the protection device as claimed in claim 1, wherein: the sub-head (10) forms a rotating structure through the rotating disc (11) and the rotating connecting structure (12), and the size of the concave part of the outer wall of the front end of the sub-head (10) is matched with the size of the buckle (9).

5. The radio frequency coaxial connector with the protection device as claimed in claim 1, wherein: auxiliary structure (14) are including cross fixed disk (1401), central contact hole (1402), slide rail (1403), spacing latch (1404), compression spring (1405) and slider (1406), and central contact hole (1402) have been seted up at the middle part of cross fixed disk (1401), the outer wall of cross fixed disk (1401) is fixed with slider (1406) all around, and the outer wall sliding connection of slider (1406) has slide rail (1403), the junction rear end of cross fixed disk (1401) and slider (1406) is provided with spacing latch (1404), the rear end middle part of cross fixed disk (1401) is fixed with compression spring (1405).

6. The radio frequency coaxial connector with the protection device as claimed in claim 5, wherein: the cross fixed disc (1401) is elastically connected with the sub-center connecting shaft (13) through a compression spring (1405), and the cross fixed disc (1401) and the inner wall of the front end of the sub head (10) form a sliding structure through a sliding block (1406).

7. The radio frequency coaxial connector with the protection device as claimed in claim 5, wherein: the cross fixing disc (1401) is attached to the female central connecting shaft (6) through the central contact hole (1402), and the size of the cross fixing disc (1401) is matched with that of the contact disc (8).