CN204361442U - Radio frequency (RF) coaxial connector - Google Patents
Radio frequency (RF) coaxial connector Download PDFInfo
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- CN204361442U CN204361442U CN201420826459.2U CN201420826459U CN204361442U CN 204361442 U CN204361442 U CN 204361442U CN 201420826459 U CN201420826459 U CN 201420826459U CN 204361442 U CN204361442 U CN 204361442U
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- outer conductor
- inner wire
- radio frequency
- coaxial connector
- cable
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Abstract
The utility model relates to connector technique field, radio frequency (RF) coaxial connector is provided, comprise the first outer conductor, the first inner wire and the second outer conductor, the sidewall of the first outer conductor is provided with the first connecting hole, second outer conductor to insert in the first connecting hole and is welded and fixed with the first outer conductor, cable is equipped with in second outer conductor, cable comprises inner wire, first inner wire sidewall is provided with the second connecting hole, and the exposed inner wire of cable one end to stretch into along the second outer conductor in the second connecting hole of the first inner wire and is welded and fixed with the first inner wire.In the utility model, first outer conductor adopts tubular structure, and be connected with the second outer conductor by side-wall hole, more existing cross section is tetragonal connector, reduce the axial length of the first outer conductor, make volume less, weight is less, and employing welding manner, improve the plasticity of syndeton; Reduce cost, and the problem of the characteristic impedance change of the connector entirety avoiding many parts to cause.
Description
Technical field
The utility model relates to connector technique field, more particularly, relates to a kind of radio frequency (RF) coaxial connector.
Background technology
Existing radio frequency (RF) coaxial connector, is generally assembled by two outer conductors, two inner wires, cable, two insulators etc.There is following defect in the radio frequency (RF) coaxial connector of this structure: adopts between two outer conductors and be threaded, and need during screw thread docking to adopt screw thread glue to increase the plasticity of screw thread, this operation requires stricter to assembly crewman; And the screens of spanner need be reserved at two outer conductors, extend outer conductor housing axial length like this, cost is high; Simultaneously, when two inner wires connect, will wherein an inner wire circumferentially over glaze to offering equidistant groove, recycling groove and another cable inner conductor close contact realize Signal transmissions, this fluting connected mode, require high to cable wire stripping, and not easily clamp, poor reliability, and notching construction is complicated, and processing cost is high; And outer conductor connector cross section is square now, such two outer conductor volumes are large, and overall weight is large.
Utility model content
The purpose of this utility model is to provide radio frequency (RF) coaxial connector, and the radio frequency (RF) coaxial connector volume being intended to exist in solution prior art is large, Heavy Weight, connects unreliable, that cost is high problem.
For solving the problems of the technologies described above, the technical solution of the utility model is: provide radio frequency (RF) coaxial connector, comprise inner hollow and the first outer conductor in a tubular form, be placed in the second outer conductor of the first inner wire in described first outer conductor and inner hollow, the sidewall of described first outer conductor is provided with the first connecting hole, described second outer conductor to insert in described first connecting hole and is welded and fixed with described first outer conductor, cable is equipped with in described second outer conductor, described cable comprises inner wire, the outer conductor wrapping up described inner wire and the insulating barrier be located between described inner wire and described outer conductor, described first inner wire sidewall is provided with the second connecting hole, the exposed inner wire of described cable one end to stretch into along described second outer conductor in the second connecting hole of described first inner wire and is welded and fixed with described first inner wire.
Particularly, the end of described inner wire is provided with endoporus, described second connecting hole and described endoporus conducting, and the exposed inner wire in described cable one end stretches in described endoporus to be fixed with described inner hole welding of rapid cooling.
Particularly, the outer conductor of described cable and described second outer conductor are welded and fixed.
Particularly, the inner wire that described cable one end is exposed and be arranged with the first insulator for isolating described insulating barrier near described insulating barrier place.
Particularly, have a step in described first outer conductor, the second insulator established by described step place card, and described first inner wire wears and is fixed in described second insulator.
Particularly, the inwall at described step place is provided with down boss, described second insulator and the described interference fit of falling boss.
Particularly, an end face of described second insulator is provided with grooving.
Particularly, the part wall of described first inner wire is provided with and rolls straight burr, described in roll straight burr and be arranged in described second insulator.
Particularly, one end outer shroud of described first outer conductor is provided with boss, is provided with a snap ring below described boss, and described first outer conductor is arranged with an attaching nut, one end of described attaching nut is fixed part, and described fixed position is between described boss and described snap ring and can move up and down.
Particularly, described first outer conductor is provided with cover plate near the end of described second outer conductor, is provided with sealing ring between described cover plate and described first outer conductor.
In the utility model, first outer conductor adopts tubular structure, and be connected with the second outer conductor by side-wall hole, more existing cross section is tetragonal connector, reduce the axial length of the first outer conductor, make volume less, weight is less, and employing welding manner, improve the plasticity of syndeton; And the first inner wire and cable are welded and fixed, eliminate an inner wire of the prior art, for connector, often reduce by a part, not only reduce cost, and the problem of the characteristic impedance change of the connector entirety avoiding many parts to cause; And welding manner ensures the reliability that cable connects, the quality of production is stablized, and well, its third order intermodulation can reach-168dBc by original-152dBc for electric property and low intermodulation performance.
Accompanying drawing explanation
Fig. 1 is the cutaway view of the radio frequency (RF) coaxial connector that the utility model embodiment provides;
Fig. 2 is A place enlarged drawing in Fig. 1;
10-first outer conductor; 11-first connecting hole; 12-step; 13-falls boss;
14-boss; 15-snap ring; 20-first inner wire; 21-second connecting hole;
22-endoporus; 23-rolls straight burr; 30-second outer conductor; 31-scolding tin hole;
40-cable; 41-inner wire; 42-outer conductor; 50-first insulator;
60-second insulator; 61-grooving; 70-attaching nut; 71-fixed part;
72-connecting portion; 80-sealing ring; 90-cover plate; 91-sealing ring.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
It should be noted that, when element is called as " being fixed on " or " being arranged at " another element, it can directly on another element or may there is centering elements simultaneously.When an element is called as " being connected to " another element, it can be directly connected to another element or may there is centering elements simultaneously.
Also it should be noted that, the orientation term such as left and right, upper and lower in the present embodiment, is only relative concept or be reference with the normal operating condition of product each other, and should not be regarded as have restrictive.
With reference to Fig. 1, the radio frequency (RF) coaxial connector that the utility model provides, comprises inner hollow and the second outer conductor 30 of the first outer conductor 10 in a tubular form, the first inner wire 20 be placed in the first outer conductor 10, inner hollow and the cable 40 that is placed in the second outer conductor 30.First outer conductor 10 is provided with the first connecting hole 11, second outer conductor 30 near the sidewall of Single port and inserts in the first connecting hole 11 and to be fixedly welded on this.First outer conductor 10 and the second outer conductor 30 are welded and fixed rectangular shape.Cable 40 comprises inner wire 41, the outer conductor 42 wrapping up inner wire 41 and the insulating barrier be located between inner wire 41 and outer conductor 42.Peeling process is carried out in one end of cable 40, peels off, and make inner wire 41 out exposed by part outer conductor 42 and insulating barrier, for electrical connection.First inner wire 20 is arranged along the first outer conductor 10 length direction, first inner wire 20 sidewall is provided with the second connecting hole 21, second connecting hole 21 and the first connecting hole 11 just right, cable 40 inserts along the second outer conductor 30 length direction, is welded and fixed in the second connecting hole 21 stretching into the first inner wire 20 through the first connecting hole 11.First inner wire 20 also welds rectangular shape with inner wire 41.
In the utility model, first outer conductor 10 adopts tubular structure, and be connected with the second outer conductor 30 by side-wall hole, more existing cross section is tetragonal connector, reduce the axial length of the first outer conductor 10, make volume less, weight is less, and employing welding manner, improve the plasticity of syndeton; And the first inner wire 20 is welded and fixed with cable 40, eliminates an inner wire 41 of the prior art, for connector, often reduces by a part, not only reduce cost, and the problem of the characteristic impedance change of the connector entirety avoiding many parts to cause; And welding manner ensures the reliability that cable 40 connects, the quality of production is stablized, and well, its third order intermodulation can reach-168dBc by original-152dBc for electric property and low intermodulation performance.
Further, for the ease of welding, the end of inner wire 41 is provided with endoporus 22, second connecting hole 21 and endoporus 22 conducting, the exposed inner wire 41 in cable 40 one end stretches in endoporus 22, when welding, welding gun can be stretched in endoporus 22 by the Single port of the first outer conductor 10 and inner wire 41 and endoporus 22 is welded and fixed.
In the present embodiment, cable 40 is located in the second outer conductor 30, and the outer conductor 42 of cable 40 and the second outer conductor 30 are welded and fixed.Particularly, the second outer conductor 30 is provided with scolding tin hole 31, in scolding tin hole 31, instill scolding tin, the outer conductor 42 of cable 40 and the second outer conductor 30 can be welded and fixed.
Further, in the present embodiment, sheathed first insulator 50 on the inner wire 41 that cable 40 is exposed and close insulating barrier place, this first insulator 50 is for isolating exposed inner wire 41 and insulating barrier.This is because, the insulating barrier non-refractory of cable 40, when the outer conductor 42 of cable 40 and the second outer conductor 30 adopt high-temperature soldering, insulating barrier is easily by high temperature deformation, formed and protrude and cause connector inner chamber electric capacity to change, finally cause electric property to be deteriorated.And owing to being provided with the first insulator 50, insulating barrier is well isolated, effectively avoid above-mentioned situation to occur.
And the first inner wire 20 being positioned at the first outer conductor 10 is fixed by the second insulator 60.Particularly, have step 12, second insulator 60 in the port of the first outer conductor 10 away from the first connecting hole 11 and be located at step 12 place, the first inner wire 20 wears and is fixed in the second insulator 60.
Further, the inwall at step 12 place is provided with down boss 13, the second insulator 60 and boss 13 interference fit of falling.By falling the spacing of boss 13, making the second insulator 60 can better be fixed on step 12 place, and can not come off.
Further, in the present embodiment, an end face of the second insulator 60 is provided with grooving 61.Grooving 61 accounts for 2/3 of the second insulator 60 end face.Like this, after the second insulator 60 end face is cut sky, improve the deformability of the second insulator 60, like this, the first inner wire 20 is easier passes assembling from the second insulator 60.
Further, the part wall that the first inner wire 20 inserts the second insulator 60 is provided with and rolls straight burr 23, is namely be arranged in the second insulator 60 by rolling straight burr 23.Enhancing the frictional force of the first inner wire 20 and the second insulator 60 by rolling straight burr 23, avoiding the first inner wire 20 to rotate in the second insulator 60.
Further, composition graphs 2, the first outer conductor 10 is equipped with boss 14 outside the end away from the second outer conductor 30, is provided with a snap ring 15, has certain spacing between boss 14 and snap ring 15 below boss 14.First outer conductor 10 is arranged with an attaching nut 70.One end of attaching nut 70 is fixed part 71, and the other end is connecting portion 72, and wherein fixed part 71 to be sheathed on the first outer conductor 10 and can to move up and down between boss 14 and snap ring 15, and connecting portion 72 has internal thread for being connected with outside connector.In order to ensure the sealing property be connected between outside connector, the first outer conductor 10 is also arranged with sealing ring 80, and sealing ring 80 is positioned at connecting portion 72.Adopt this structure, attaching nut 70 is movably arranged on the first outer conductor 10, not only can not come off, and can Vertical movements, conveniently connection up and down.
Further, due to the first outer conductor 10 inner hollow, like this, be provided with cover plate 90 at the first outer conductor 10 near the end of the second outer conductor 30, between cover plate 90 and the first outer conductor 10, be provided with sealing ring 91.By cover plate 90 and sealing ring 91, first outer conductor 10 hollow cavity is sealed.
These are only preferred embodiment of the present utility model, not in order to limit the utility model, all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection range of the present utility model.
Claims (10)
1. radio frequency (RF) coaxial connector, comprise inner hollow and the first outer conductor in a tubular form, be placed in the second outer conductor of the first inner wire in described first outer conductor and inner hollow, it is characterized in that: the sidewall of described first outer conductor is provided with the first connecting hole, described second outer conductor to insert in described first connecting hole and is welded and fixed with described first outer conductor, cable is equipped with in described second outer conductor, described cable comprises inner wire, the outer conductor wrapping up described inner wire and the insulating barrier be located between described inner wire and described outer conductor, described first inner wire sidewall is provided with the second connecting hole, the exposed inner wire of described cable one end to stretch into along described second outer conductor in the second connecting hole of described first inner wire and is welded and fixed with described first inner wire.
2. radio frequency (RF) coaxial connector as claimed in claim 1, it is characterized in that: the end of described inner wire is provided with endoporus, described second connecting hole and described endoporus conducting, the exposed inner wire in described cable one end stretches in described endoporus to be fixed with described inner hole welding of rapid cooling.
3. radio frequency (RF) coaxial connector as claimed in claim 1, is characterized in that: outer conductor and described second outer conductor of described cable are welded and fixed.
4. radio frequency (RF) coaxial connector as claimed in claim 3, is characterized in that: the inner wire that described cable one end is exposed and the first insulator be arranged with near described insulating barrier place for isolating described insulating barrier.
5. radio frequency (RF) coaxial connector as claimed in claim 1, it is characterized in that: have a step in described first outer conductor, the second insulator established by described step place card, and described first inner wire wears and is fixed in described second insulator.
6. radio frequency (RF) coaxial connector as claimed in claim 5, is characterized in that: the inwall at described step place is provided with down boss, described second insulator and the described interference fit of falling boss.
7. the radio frequency (RF) coaxial connector as described in claim 5 or 6, is characterized in that: an end face of described second insulator is provided with grooving.
8. radio frequency (RF) coaxial connector as claimed in claim 5, is characterized in that: the part wall of described first inner wire is provided with and rolls straight burr, described in roll straight burr and be arranged in described second insulator.
9. radio frequency (RF) coaxial connector as claimed in claim 1, it is characterized in that: an end outer shroud of described first outer conductor is provided with boss, a snap ring is provided with below described boss, described first outer conductor is arranged with an attaching nut, one end of described attaching nut is fixed part, and described fixed position is between described boss and described snap ring and can move up and down.
10. radio frequency (RF) coaxial connector as claimed in claim 1, is characterized in that: described first outer conductor is provided with cover plate near the end of described second outer conductor, is provided with sealing ring between described cover plate and described first outer conductor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420826459.2U CN204361442U (en) | 2014-12-23 | 2014-12-23 | Radio frequency (RF) coaxial connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420826459.2U CN204361442U (en) | 2014-12-23 | 2014-12-23 | Radio frequency (RF) coaxial connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204361442U true CN204361442U (en) | 2015-05-27 |
Family
ID=53262889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420826459.2U Active CN204361442U (en) | 2014-12-23 | 2014-12-23 | Radio frequency (RF) coaxial connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204361442U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106684624A (en) * | 2015-11-11 | 2017-05-17 | 电连技术股份有限公司 | Sma type radio frequency coaxial connector |
| CN107221776A (en) * | 2017-07-06 | 2017-09-29 | 镇江华浩通信器材有限公司 | A kind of strong radio frequency (RF) coaxial connector of impact resistance |
| CN108321583A (en) * | 2018-04-04 | 2018-07-24 | 江苏华吉通信科技有限公司 | A kind of radio frequency (RF) coaxial connector connecing high frequency cable |
| CN108565650A (en) * | 2018-04-04 | 2018-09-21 | 江苏华吉通信科技有限公司 | A kind of high-performance shell of radio frequency (RF) coaxial connector |
| CN110197987A (en) * | 2018-02-27 | 2019-09-03 | 康普技术有限责任公司 | Bent type radio frequency coaxial connector with double-body bike inner conductor |
| CN113675654A (en) * | 2020-04-30 | 2021-11-19 | 普瑞姆有限公司 | Connection unit for connecting an electrical supply line to a connecting element of a heatable exhaust gas system |
-
2014
- 2014-12-23 CN CN201420826459.2U patent/CN204361442U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106684624A (en) * | 2015-11-11 | 2017-05-17 | 电连技术股份有限公司 | Sma type radio frequency coaxial connector |
| CN107221776A (en) * | 2017-07-06 | 2017-09-29 | 镇江华浩通信器材有限公司 | A kind of strong radio frequency (RF) coaxial connector of impact resistance |
| CN107221776B (en) * | 2017-07-06 | 2023-04-07 | 镇江华浩通信器材有限公司 | Radio frequency coaxial connector with strong impact resistance |
| CN110197987A (en) * | 2018-02-27 | 2019-09-03 | 康普技术有限责任公司 | Bent type radio frequency coaxial connector with double-body bike inner conductor |
| CN108321583A (en) * | 2018-04-04 | 2018-07-24 | 江苏华吉通信科技有限公司 | A kind of radio frequency (RF) coaxial connector connecing high frequency cable |
| CN108565650A (en) * | 2018-04-04 | 2018-09-21 | 江苏华吉通信科技有限公司 | A kind of high-performance shell of radio frequency (RF) coaxial connector |
| CN113675654A (en) * | 2020-04-30 | 2021-11-19 | 普瑞姆有限公司 | Connection unit for connecting an electrical supply line to a connecting element of a heatable exhaust gas system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180525 Address after: 518000 Ma Jialong 17, 1701, Daxin Road, Nanshan District, Shenzhen, Guangdong, 17 Patentee after: Shenzhen Sunsea Telecommunications Co., Ltd. Address before: 430200 first floor, office building, Tibet Dragon Island office, Jiangxia economic and Technological Development Zone, Wuhan, Hubei Patentee before: HUBEI RIHAI COMMUNICATION TECHNOLOGY CO., LTD. |
|
| TR01 | Transfer of patent right |