CN203521821U - Right-angled bent type radio frequency cable connector - Google Patents
Right-angled bent type radio frequency cable connector Download PDFInfo
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- CN203521821U CN203521821U CN201320672330.6U CN201320672330U CN203521821U CN 203521821 U CN203521821 U CN 203521821U CN 201320672330 U CN201320672330 U CN 201320672330U CN 203521821 U CN203521821 U CN 203521821U
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- outer conductor
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- radio frequency
- inner wire
- frequency cable
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Abstract
The utility model discloses a right-angled bent type radio frequency cable connector. The right-angled bent type radio frequency cable connector comprises a connector outer conductor and a connector inner conductor arranged in the connector outer conductor. The connector inner conductor comprises a first connection end and a second connection end; the connector outer conductor comprises a first outer conductor, a second outer conductor and a third outer conductor; one end of the first outer conductor is fixedly connected with a side end surface of the second outer conductor, and the other end of the first outer conductor is provided with a nut; the top of the third outer conductor is fixedly connected with the bottom end of the second outer conductor; and the first connection end of the connector inner conductor is fixed to the inner wall of the first outer conductor through a first insulation support, and the second connection end of the connector inner conductor is fixed to the inner wall of the third outer conductor through a second insulation support. The right-angled bent type radio frequency cable connector is simple in structure and convenient to assemble, has better voltage standing-wave ratio performance, compensates discontinuous capacitance introduced by discontinuous impedance in the connector through the design of a coplanar compensation step and an insulation pad, and realizes quite good electrical performance of the connector.
Description
Technical field
The utility model relates to the curved radio frequency cable connector in a kind of right angle.
Background technology
The curved radio frequency cable connector in right angle is interconnective a kind of element between instrument and equipment.How to reduce the overall dimension of connector, reduce the voltage standing wave ratio of connector, the electrical performance indexes of raising connector is the difficult problem in bent connector design always.Because bent connector and straight type connector structurally have larger difference, there is bent angle or right angle transition in the inner wire of inevitable requirement bent connector, dielectric and outer conductor.In addition,, in order to meet mechanical requirement, the fixing relative position between inner wire and outer conductor preferably how, prevents the axial endplay of inner wire and does not cause serious impedance discontinuity phenomenon, the major issue that need to consider while being also design.At present, the curved cable connector design aspect at right angle, three kinds of modes of domestic main employing: (1) inner wire adopts two bodies vertically to assemble, by welding, are welding as one two inner wires.This structure, because place, right angle exists inconsistent solder joint, has increased the uneven distribution of electromagnetic field, has brought larger RF reflection loss, has affected the electrical performance indexes of connector, generally can only use 3GHz left and right, cannot use higher frequency band; (2) inner wire adopts right angle integrative-structure, and insulating supporting is divided into two parts, merges and forms right angle.Such structure is difficult to standing-wave ratio to accomplish fine, and at working frequency range (DC～18GHz), voltage standing wave ratio is up to 1.5, and assembling and the course of processing are also comparatively complicated; (3) adopt bend pipe structure, by coaxial cable, through bend pipe, due to the restriction of right angle transition bending radius, the connector overall dimension of this mode is larger, the pliability of cable itself is also had to more restriction simultaneously, be difficult to adapt to the requirement of variety classes cable and locus.
Utility model content
The technical problems to be solved in the utility model is to provide the curved radio frequency cable connector in a kind of right angle; This connector construction is simple, easy to assembly, and voltage standing wave ratio performance is better, and by the design of coplanar compensation step and insulation spacer, has compensated discontinuous the introduced discontinuity capacitance of connector middle impedance, has realized the good electrical property of connector.
For solving the problems of the technologies described above, the utility model adopts following technical proposals:
The curved radio frequency cable connector in right angle, described connector comprises connector outer conductor and is arranged on the connector inner wire in connector outer conductor;
Described connector inner wire comprises the first link for connecting and for welding the second link of radio frequency coaxial-cable inner core;
Described connector outer conductor comprises the first outer conductor, the second outer conductor and the 3rd outer conductor; One end of described the first outer conductor is fixedly connected with the side end face of described the second outer conductor, and the other end of this first outer conductor is provided with nut; The bottom of the top of described the 3rd outer conductor and described the second outer conductor is fixed together;
The first link of described connector inner wire is fixed by the inwall of the first insulating supporting and described the first outer conductor, and the second link of described connector inner wire is fixed by the inwall of the second insulating supporting and described the 3rd outer conductor.
The first insulating supporting and the second insulating supporting have been realized the fixing of horizontal level and upright position between connector inner wire and connector outer conductor.
Further, the integrative-structure that described connector inner wire is elbow bend type.The object of design is like this, makes the inside and outside curve transition of connector inner wire even.
Further, between the connector inner wire between described the first insulating supporting and the second insulating supporting and connector outer conductor inwall, leave cavity volume.
In cavity volume between the first insulating supporting and the second insulating supporting, adopt air insulation medium, avoided the impact of original dielectric bending on connector electrical property, and the impact on voltage connector standing-wave ratio performance can effectively avoid two body insulating supportings to be merged into right angle time.
Further, one end of described the first outer conductor is pressed into the side end face of described the second outer conductor by interference fit, and the top of described the 3rd outer conductor is fixed together by the bottom of threaded engagement and described the second outer conductor.
The side end face that the first outer conductor is pressed into described the second outer conductor by interference fit becomes one, and has realized the curved structure in right angle of connector outer conductor.
Further, between the madial wall of described nut and the lateral surface of the first outer conductor, be provided with snap ring.
Further, in described the 3rd outer conductor, be provided with for compensating the insulation spacer of welding discontinuity capacitance that radio frequency coaxial-cable is introduced.
Radio frequency coaxial-cable inserts in the 3rd outer conductor, and second link of this radio frequency coaxial-cable inner core by insulation spacer and connector inner wire weld, radio frequency coaxial-cable gauze screen directly and the 3rd outer conductor of connector weld.
The utility model compared with prior art, has following actively useful effect:
1, connector inner wire adopts right angle integrative-structure, and connector inner wire smooth curved has overcome the drawback that connector inner wire two bodies weld.
2, adopt minor insulation to support, at right-angle turning place, adopt air insulation medium, the impact on voltage connector standing-wave ratio performance while effectively having avoided two body insulating supportings to be merged into right angle.
3,, because discontinuity capacitance has been introduced in the unexpected variation of connector inner and outer conductor diameter, in order to compensate these discontinuity capacitance, thereby coplanar compensation step and insulation spacer in the utility model, have been designed.
4, the 3rd outer conductor being connected with radio frequency coaxial-cable is designed to part screw connection structure, has realized the alternative that radio frequency coaxial-cable and connector connection part divide, and has also realized the simple and convenient of cable assembly assembling.
5, the connector inner wire of connector, connector outer conductor all carry out assemble welding with radio frequency coaxial-cable, have guaranteed stability and the reliability of connector performance.
6, at working frequency range (DC～18GHz), the voltage standing wave ratio VSWR of the curved radio frequency cable connector in right angle of the present utility model
connector<1.11, the existing similar curved radio frequency cable connector voltage standing wave ratio when 18GHz of comparing, in 1.5 left and right, has very big improvement.
7, the utility model is simple in structure, and size is less, and overall dimension is only 16.5mm * 16mm.
Accompanying drawing explanation
Fig. 1 is overall structure cutaway view of the present utility model.
Fig. 2 is the structure cutaway view that the utility model coordinates with radio frequency coaxial-cable.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described.
As shown in Figure 1, 2, the curved radio frequency cable connector in a kind of right angle, described connector comprises connector outer conductor and is arranged on the connector inner wire 1 in connector outer conductor;
Described connector inner wire 1 comprises the first link 11 for connecting and for welding the second link 12 of radio frequency coaxial-cable 6 inner cores 61; The integrative-structure that described connector inner wire 1 is elbow bend type; The object of design is like this, makes the inside and outside curve transition of connector inner wire 1 even.
Described connector outer conductor comprises the first outer conductor 21, the second outer conductor 22 and the 3rd outer conductor 23; The side end face that one end 211 of described the first outer conductor 21 is pressed into described the second outer conductor 22 by interference fit is fixedly connected with, the object of design is like this, the first outer conductor 21 and the second outer conductor 22 are become one, realized the curved structure in right angle of connector outer conductor; The other end 212 of described the first outer conductor 21 is provided with nut 3; Between the lateral surface of the madial wall of described nut 3 and the first outer conductor 21, be provided with snap ring 4.
The top 231 of described the 3rd outer conductor 23 is fixed together by the bottom of threaded engagement and described the second outer conductor 22.
The first link 11 of described connector inner wire 1 is fixed by the first insulating supporting 111 and the inwall of described the first outer conductor 21, and the second link 12 of described connector inner wire 1 is fixed by the second insulating supporting 121 and the inwall of described the 3rd outer conductor 23.Between connector inner wire between described the first insulating supporting 111 and the second insulating supporting 121 and connector outer conductor inwall, leave cavity volume 7, the interior air insulation medium that arranges of this cavity volume 7.
The first insulating supporting 111 and the second insulating supporting 121 have been realized the fixing of horizontal level and upright position between connector inner wire 1 and connector outer conductor; The cavity volume 7 interior employing air insulation medium of while between the first insulating supporting 111 and the second insulating supporting 121, avoided the impact of original dielectric bending on connector electrical property, and the impact on voltage connector standing-wave ratio performance can effectively avoid two body insulating supportings to be merged into right angle time.
Further, in described the 3rd outer conductor 23, be provided with for the insulation spacer 5 of radio frequency coaxial-cable 6 inner cores 61 is set; The effect of this insulation spacer 5 is compensation welding discontinuity capacitance that radio frequency coaxial-cable is introduced.Because discontinuity capacitance has been introduced in the unexpected variation of connector inner and outer conductor diameter, in order to compensate these discontinuity capacitance, thereby also designed coplanar compensation step in the utility model simultaneously.
Connector is when connecting radio frequency coaxial-cable 6, radio frequency coaxial-cable 6 inserts in the 3rd outer conductor 23, radio frequency coaxial-cable 6 inner cores 61 weld by insulation spacer 5 and the second link 12 of connector inner wire 1, and radio frequency coaxial-cable 6 gauze screens the 3rd outer conductor 23 direct and connector welds.
Described connector inner wire 1 and connector outer conductor material are brass.Wherein connector inner wire 1 is that diameter is that on the brass wire of the 1.6mm plug that is 3.6mm around diameter, brake forming is 90 ° ± 1 °, and its inside and outside curve transition is even.The first insulating supporting 111, the second insulating supporting 121 and insulation spacer 5 adopt the polytetrafluoroethylmaterial material processing that dielectric constant is 2.02, and the overall dimension of the curved radio frequency cable connector in whole right angle is only 16.5mm * 16mm.
Process as requested part, before carrying out Assembly of the parts, application absolute ethyl alcohol cleans each several part part.In assembling process, first connector inner wire 1 is put into the second outer conductor 22, then the first outer conductor 21 interference fit are pressed in the second outer conductor 22; The first insulating supporting 111 is enclosed within on the first link 11 of connector inner wire 1, is pressed in the first outer conductor 21, and then be installed ring 4 and nut 3.
Afterwards the second insulating supporting 121 is enclosed within on the second link 12 of connector inner wire 1, the 3rd outer conductor 23 is enclosed within on the radio frequency coaxial-cable 6 that strips size, insulation spacer 5 is enclosed within on the inner core 61 of radio frequency coaxial-cable 6 again, and welds with the second link 12 of connector inner wire 1; Again the 3rd outer conductor 23 is threaded connection on the bottom of the second outer conductor 22, finally radio frequency coaxial-cable 6 gauze screens and the 3rd outer conductor 23 is welded.The utility model is simple in structure, and size is less, easily assembling.
The word in the description orientation that adopted herein " on ", D score, " left side ", " right side " etc. are all convenience in order to illustrate based on the orientation shown in drawing in accompanying drawing, in actual device, these orientation may be different due to the disposing way of device.
In sum, execution mode described in the utility model only provides a kind of execution mode of the best, technology contents of the present utility model and technical characterstic disclose as above, yet are familiar with the content that the personage of the technology still may disclose based on the utility model and do various replacement and the modifications that do not deviate from creation spirit of the present invention; Therefore, protection range of the present utility model is not limited to the technology contents that embodiment discloses, therefore all equivalences of doing according to shape of the present utility model, structure and principle change, is all encompassed in protection range of the present utility model.
Claims (6)
1. the curved radio frequency cable connector in right angle, is characterized in that: described connector comprises connector outer conductor and is arranged on the connector inner wire in connector outer conductor;
Described connector inner wire comprises the first link for connecting and for welding the second link of radio frequency coaxial-cable inner core;
Described connector outer conductor comprises the first outer conductor, the second outer conductor and the 3rd outer conductor; One end of described the first outer conductor is fixedly connected with the side end face of described the second outer conductor, and the other end of this first outer conductor is provided with nut; The bottom of the top of described the 3rd outer conductor and described the second outer conductor is fixed together;
The first link of described connector inner wire is fixed by the inwall of the first insulating supporting and described the first outer conductor, and the second link of described connector inner wire is fixed by the inwall of the second insulating supporting and described the 3rd outer conductor.
2. the curved radio frequency cable connector in a kind of right angle according to claim 1, is characterized in that: the integrative-structure that described connector inner wire is elbow bend type.
3. the curved radio frequency cable connector in a kind of right angle according to claim 1, is characterized in that: between the connector inner wire between described the first insulating supporting and the second insulating supporting and connector outer conductor inwall, leave cavity volume.
4. the curved radio frequency cable connector in a kind of right angle according to claim 1, it is characterized in that: one end of described the first outer conductor is pressed into the side end face of described the second outer conductor by interference fit, the top of described the 3rd outer conductor is fixed together by the bottom of threaded engagement and described the second outer conductor.
5. the curved radio frequency cable connector in a kind of right angle according to claim 1, is characterized in that: between the madial wall of described nut and the lateral surface of the first outer conductor, be provided with snap ring.
6. the curved radio frequency cable connector in a kind of right angle according to claim 1, is characterized in that: in described the 3rd outer conductor, be provided with for compensating the insulation spacer of welding discontinuity capacitance that radio frequency coaxial-cable is introduced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320672330.6U CN203521821U (en) | 2013-10-29 | 2013-10-29 | Right-angled bent type radio frequency cable connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320672330.6U CN203521821U (en) | 2013-10-29 | 2013-10-29 | Right-angled bent type radio frequency cable connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203521821U true CN203521821U (en) | 2014-04-02 |
Family
ID=50380696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320672330.6U Expired - Fee Related CN203521821U (en) | 2013-10-29 | 2013-10-29 | Right-angled bent type radio frequency cable connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203521821U (en) |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104241991A (en) * | 2014-09-24 | 2014-12-24 | 镇江华京通讯科技有限公司 | Rotatable radio frequency coaxial connector |
| CN104283013A (en) * | 2014-10-20 | 2015-01-14 | 常州隆德电气有限公司 | Right-angle cable connector |
| CN104466348A (en) * | 2014-12-10 | 2015-03-25 | 安徽蓝麦通信科技有限公司 | Low-intermodulation antenna feeder connector |
| CN104638433A (en) * | 2015-02-15 | 2015-05-20 | 苏州东威连接器电子有限公司 | Corner connector |
| CN104916935A (en) * | 2015-07-01 | 2015-09-16 | 苏州华旃航天电器有限公司 | Right-angle bending type radio frequency coaxial connector |
| CN104934814A (en) * | 2015-06-30 | 2015-09-23 | 北京无线电计量测试研究所 | High-temperature-resistant non-welded type radio-frequency coaxial cable connector |
| CN105680121A (en) * | 2016-01-14 | 2016-06-15 | 西安金波科技有限责任公司 | Millimeter wave antenna head, assembly method thereof and antenna applying millimeter wave antenna head |
| CN105958227A (en) * | 2016-06-17 | 2016-09-21 | 北京无线电计量测试研究所 | Radio-frequency coaxial connector |
| CN104600408B (en) * | 2015-01-30 | 2017-09-29 | 北京无线电计量测试研究所 | A kind of radio frequency coaxial microband attachment means |
| CN107305999A (en) * | 2016-04-21 | 2017-10-31 | 中航富士达科技股份有限公司 | A kind of millimeter wave bent type radio frequency coaxial connector |
| CN107305998A (en) * | 2016-04-21 | 2017-10-31 | 中航富士达科技股份有限公司 | A kind of impedance adjustable section millimeter wave bent type radio frequency coaxial connector |
| CN107959199A (en) * | 2016-10-14 | 2018-04-24 | 日本压着端子制造株式会社 | The installation constitution of coaxial connector |
| TWI644490B (en) * | 2016-10-14 | 2018-12-11 | 日商日本壓著端子製造股份有限公司 | Connectors for coaxial cables |
| TWI669867B (en) * | 2016-10-14 | 2019-08-21 | 日商日本壓著端子製造股份有限公司 | Coaxial connector |
-
2013
- 2013-10-29 CN CN201320672330.6U patent/CN203521821U/en not_active Expired - Fee Related
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104241991A (en) * | 2014-09-24 | 2014-12-24 | 镇江华京通讯科技有限公司 | Rotatable radio frequency coaxial connector |
| CN104283013A (en) * | 2014-10-20 | 2015-01-14 | 常州隆德电气有限公司 | Right-angle cable connector |
| CN104466348A (en) * | 2014-12-10 | 2015-03-25 | 安徽蓝麦通信科技有限公司 | Low-intermodulation antenna feeder connector |
| CN104600408B (en) * | 2015-01-30 | 2017-09-29 | 北京无线电计量测试研究所 | A kind of radio frequency coaxial microband attachment means |
| CN104638433A (en) * | 2015-02-15 | 2015-05-20 | 苏州东威连接器电子有限公司 | Corner connector |
| CN104934814B (en) * | 2015-06-30 | 2017-04-05 | 北京无线电计量测试研究所 | A kind of high temperature resistant no-welding type connector for radio-frequency coaxial cable |
| CN104934814A (en) * | 2015-06-30 | 2015-09-23 | 北京无线电计量测试研究所 | High-temperature-resistant non-welded type radio-frequency coaxial cable connector |
| CN104916935A (en) * | 2015-07-01 | 2015-09-16 | 苏州华旃航天电器有限公司 | Right-angle bending type radio frequency coaxial connector |
| CN105680121A (en) * | 2016-01-14 | 2016-06-15 | 西安金波科技有限责任公司 | Millimeter wave antenna head, assembly method thereof and antenna applying millimeter wave antenna head |
| CN105680121B (en) * | 2016-01-14 | 2018-07-03 | 西安金波科技有限责任公司 | A kind of millimeter wave antenna head and its assembly method and composition antenna |
| CN107305999A (en) * | 2016-04-21 | 2017-10-31 | 中航富士达科技股份有限公司 | A kind of millimeter wave bent type radio frequency coaxial connector |
| CN107305998A (en) * | 2016-04-21 | 2017-10-31 | 中航富士达科技股份有限公司 | A kind of impedance adjustable section millimeter wave bent type radio frequency coaxial connector |
| CN105958227A (en) * | 2016-06-17 | 2016-09-21 | 北京无线电计量测试研究所 | Radio-frequency coaxial connector |
| CN107959199A (en) * | 2016-10-14 | 2018-04-24 | 日本压着端子制造株式会社 | The installation constitution of coaxial connector |
| TWI644490B (en) * | 2016-10-14 | 2018-12-11 | 日商日本壓著端子製造股份有限公司 | Connectors for coaxial cables |
| TWI648929B (en) * | 2016-10-14 | 2019-01-21 | 日商日本壓著端子製造股份有限公司 | Installation structure of coaxial connector |
| TWI669867B (en) * | 2016-10-14 | 2019-08-21 | 日商日本壓著端子製造股份有限公司 | Coaxial connector |
| CN107959199B (en) * | 2016-10-14 | 2020-08-18 | 日本压着端子制造株式会社 | Mounting structure of coaxial connector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140402 Termination date: 20151029 |
|
| EXPY | Termination of patent right or utility model |