CN108565651A - A kind of radio frequency (RF) coaxial connector of low contact resistance - Google Patents
A kind of radio frequency (RF) coaxial connector of low contact resistance Download PDFInfo
- Publication number
- CN108565651A CN108565651A CN201810300969.9A CN201810300969A CN108565651A CN 108565651 A CN108565651 A CN 108565651A CN 201810300969 A CN201810300969 A CN 201810300969A CN 108565651 A CN108565651 A CN 108565651A
- Authority
- CN
- China
- Prior art keywords
- insulator
- shell
- fixed
- boss
- inner wire
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
- H01R24/38—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts
- H01R24/40—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts specially adapted for high frequency
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/40—Securing contact members in or to a base or case; Insulating of contact members
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/502—Bases; Cases composed of different pieces
- H01R13/504—Bases; Cases composed of different pieces different pieces being moulded, cemented, welded, e.g. ultrasonic, or swaged together
Landscapes
- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
The present invention proposes a kind of radio frequency (RF) coaxial connector of low contact resistance, including the first shell, second housing, the first inner wire, the second inner wire, the first insulator, the second insulator and third insulator；First shell includes first shell, second shell and ring flange, the front end of second inner wire is equipped with switching slot, the front end of second inner wire is fixed on pressure ring, pressure ring is fixed in first boss, the rear end of second inner wire is fixed on third insulator, third insulator is fixed in second shell, and the rear inserted terminal of the first inner wire is fixed in the switching slot of the second inner wire；Second housing is set in the rear end of the first shell, a circle snap ring is equipped between second housing and the first shell, present invention reduces contact resistances, and contact surface is big, more securely and reliably.
Description
Technical field
The present invention relates to a kind of radio frequency (RF) coaxial connectors, and in particular to a kind of radio frequency (RF) coaxial connector of low contact resistance.
Background technology
Coaxial connector assemblies are a kind of components of the quick connecting coaxial cable of energy, it, which does not have to screw thread, can realize together
The removable connection of shaft cable.When two coaxial connectors dock, the outer conductor of one of coaxial connector be socketed in
Docking another coaxial connector outer conductor on, in order to keep coaxial connector assemblies connect stability, usually exist
The outer conductor end set resilient clamp of one coaxial connector another with connector outer conductor clamping piece.But the folder
The axial friction generated between two coaxial connectors of resilient clamping force of gripping member is smaller, at the same time by axial opposite
When from power, coaxial connector assemblies are easier to separate, and cause connective stability poor.
Invention content
The present invention proposes a kind of radio frequency (RF) coaxial connector of low contact resistance regarding to the issue above, reduces contact electricity
Resistance, contact surface is big, more securely and reliably.
Specific technical solution is as follows：
A kind of radio frequency (RF) coaxial connector of low contact resistance, including the first shell, second housing, the first inner wire, lead in second
Body, the first insulator, the second insulator and third insulator；
First shell includes first shell, second shell and ring flange, and the inner wall of first shell front end is equipped with first card of circle
The rear end of slot, second shell is arranged in the first card slot and is fixed by welding, and the inner wall of second shell front end is equipped with
One circle first boss and a circle second boss, second boss are located at the front of first boss, and the front end of second boss is equipped with a circle
Postive stop baffle, ring flange is set in second shell front end, and is fixed by welding, and the end face of ring flange is square knot
Structure；
First insulator includes integrally formed first collets and the second collets, and the outer diameter of the first collets is more than second absolutely
The outer diameter of edge block, the first collets are fixed between second boss, and the second collets pass through postive stop baffle and ring flange setting to exist
Outside, it is equipped with first passage in the first collets, is equipped with second channel in the second collets, first passage and second channel are coaxially set
It sets, and the internal diameter of first passage is more than the internal diameter of second channel；
Second insulator is fixed between second boss, and the fitting of the second insulator and the rear end of the first insulator are arranged；
First inner wire includes preceding inserted terminal and rear inserted terminal, and a circle third boss is equipped between preceding inserted terminal and rear inserted terminal,
Third boss is equipped with a circle straight grain slot, and the rear of straight grain slot is equipped with first crimp block of circle, and the central axis of preceding inserted terminal is set
There is inserting groove；
The preceding inserted terminal of first inner wire passes through the second channel setting of the first insulator outside, and third boss is fixed on first absolutely
Between edge and the second insulator, the pressing of straight grain slot is arranged on the first insulator, and the pressing setting of the first crimp block is exhausted second
On edge；
The front end of second inner wire is equipped with switching slot, and the front end of the second inner wire is fixed on pressure ring, and it is convex that pressure ring is fixed on first
On platform, the rear end of the second inner wire is fixed on third insulator, and third insulator is fixed in second shell, the first inner wire
Rear inserted terminal be fixed in the switching slot of the second inner wire；
Second housing is set in the rear end of the first shell, and a circle snap ring is equipped between second housing and the first shell.
The radio frequency (RF) coaxial connector of above-mentioned a kind of low contact resistance, wherein vertical two-by-two on the front end face of the second insulator
Set there are four the first locating slot, set that there are one the first locating convex block, the first locating slots between adjacent two the first locating slots
Cross sectional shape be the small isosceles trapezoidal structure of outer imperial palace, the cross sectional shape of the first locating convex block is outer small interior big isosceles trapezoid
Structure is set between adjacent the first locating slot and the first locating convex block there are one the second crimp block；
The front end face of second insulator is bonded the rear end face setting of the second insulator, and the plug-type setting of the first locating convex block is the
On one insulator in corresponding second locating slot, the plug-type setting of the second locating convex block on the first insulator is corresponding the
In a positioning groove.
The radio frequency (RF) coaxial connector of above-mentioned a kind of low contact resistance, wherein the depth of the first locating slot and the first convex
The height of block is 0.8mm, and the height of the second crimp block is 0.12mm.
Beneficial effects of the present invention are：
The interface of the first inner wire of the present invention is fixed using the ring flange of square, and the first inner wire is inserted using itself
Access slot is contacted with conductor, reduces contact resistance, increases contact surface, more securely and reliably.
Description of the drawings
Fig. 1 is sectional view of the present invention.
Fig. 2 is the first cut-away view of outer cover.
Fig. 3 is side view of the present invention.
Fig. 4 is the first inner conductor structure figure.
Fig. 5 is the second inner wire sectional view.
Fig. 6 is the second insulator front end face view.
Reference numeral：
First shell 1, second housing 2, the first inner wire 3, the second inner wire 4, the first insulator 5, the second insulator 6, third
Insulator 7, first shell 8, second shell 9, ring flange 10, first boss 11, second boss 12, postive stop baffle 13, first are exhausted
Edge block 14, preceding inserted terminal 16, rear inserted terminal 17, third boss 18, straight grain slot 19, the first crimp block 20, is inserted second collets 15
Access slot 21, switching slot 22, pressure ring 23, snap ring 24, the first locating slot 25, the first locating convex block 26, the second crimp block 27.
Specific implementation mode
It is clear to make technical scheme of the present invention be more clear, below the present invention is described further, it is any to this
The technical characteristic of inventive technique scheme carries out the scheme that equivalencing is obtained with conventional reasoning and each falls within the scope of the present invention.
A kind of radio frequency (RF) coaxial connector of low contact resistance as shown in the figure, including in the first shell 1, second housing 2, first
Conductor 3, the second inner wire 4, the first insulator 5, the second insulator 6 and third insulator 7；
First shell includes first shell 8, second shell 9 and ring flange 10, and the inner wall of first shell front end is equipped with a circle the
The rear end of one card slot, second shell is arranged in the first card slot and is fixed by welding, on the inner wall of second shell front end
Second boss 12 is enclosed equipped with a circle first boss 11 and one, second boss is located at the front of first boss, the front end of second boss
Equipped with a circle postive stop baffle 13, ring flange is set in second shell front end, and is fixed by welding, and the end face of ring flange is
Square structure；
First insulator includes 14 and second collets 15 of integrally formed first collets, and the outer diameters of the first collets is more than the
The outer diameter of two collets, the first collets are fixed between second boss, and the second collets pass through postive stop baffle and ring flange to set
It sets outside, first passage is equipped in the first collets, is equipped with second channel in the second collets, first passage and second channel are same
Axis is arranged, and the internal diameter of first passage is more than the internal diameter of second channel；
Second insulator is fixed between second boss, and the fitting of the second insulator and the rear end of the first insulator are arranged；
First inner wire includes preceding inserted terminal 16 and rear inserted terminal 17, and it is convex that a circle third is equipped between preceding inserted terminal and rear inserted terminal
Platform 18, third boss are equipped with a circle straight grain slot 19, and the rear of straight grain slot is equipped with first crimp block 20 of circle, in preceding inserted terminal
Mandrel line is equipped with inserting groove 21；
The preceding inserted terminal of first inner wire passes through the second channel setting of the first insulator outside, and third boss is fixed on first absolutely
Between edge and the second insulator, the pressing of straight grain slot is arranged on the first insulator, and the pressing setting of the first crimp block is exhausted second
On edge；
The front end of second inner wire is equipped with switching slot 22, and the front end of the second inner wire is fixed on pressure ring 23, and pressure ring is fixed on the
On one boss, the rear end of the second inner wire is fixed on third insulator, and third insulator is fixed in second shell, in first
The rear inserted terminal of conductor is fixed in the switching slot of the second inner wire；
Second housing is set in the rear end of the first shell, and a circle snap ring 24 is equipped between second housing and the first shell.
Perpendicular to each other on the front end face of second insulator to set there are four the first locating slot 25, adjacent two first position
The cross sectional shape of first locating convex block 26 there are one being set between slot, the first locating slot is the small isosceles trapezoidal structure of outer imperial palace, the
The cross sectional shape of one locating convex block is outer small interior big isosceles trapezoidal structure, the first adjacent locating slot and the first locating convex block it
Between set there are one the second crimp block 27, the height of the depth of the first locating slot and the first locating convex block is 0.8mm, the second crimping
The height of block is 0.12mm；
The front end face of second insulator is bonded the rear end face setting of the second insulator, and the plug-type setting of the first locating convex block is the
On one insulator in corresponding second locating slot, the plug-type setting of the second locating convex block on the first insulator is corresponding the
In a positioning groove.
Claims (3)
1. a kind of radio frequency (RF) coaxial connector of low contact resistance, it is characterized in that, including the first shell, second housing, lead in first
Body, the second inner wire, the first insulator, the second insulator and third insulator；
First shell includes first shell, second shell and ring flange, and the inner wall of first shell front end is equipped with first card of circle
The rear end of slot, second shell is arranged in the first card slot and is fixed by welding, and the inner wall of second shell front end is equipped with
One circle first boss and a circle second boss, second boss are located at the front of first boss, and the front end of second boss is equipped with a circle
Postive stop baffle, ring flange is set in second shell front end, and is fixed by welding, and the end face of ring flange is square knot
Structure；
First insulator includes integrally formed first collets and the second collets, and the outer diameter of the first collets is more than second absolutely
The outer diameter of edge block, the first collets are fixed between second boss, and the second collets pass through postive stop baffle and ring flange setting to exist
Outside, it is equipped with first passage in the first collets, is equipped with second channel in the second collets, first passage and second channel are coaxially set
It sets, and the internal diameter of first passage is more than the internal diameter of second channel；
Second insulator is fixed between second boss, and the fitting of the second insulator and the rear end of the first insulator are arranged；
First inner wire includes preceding inserted terminal and rear inserted terminal, and a circle third boss is equipped between preceding inserted terminal and rear inserted terminal,
Third boss is equipped with a circle straight grain slot, and the rear of straight grain slot is equipped with first crimp block of circle, and the central axis of preceding inserted terminal is set
There is inserting groove；
The preceding inserted terminal of first inner wire passes through the second channel setting of the first insulator outside, and third boss is fixed on first absolutely
Between edge and the second insulator, the pressing of straight grain slot is arranged on the first insulator, and the pressing setting of the first crimp block is exhausted second
On edge；
The front end of second inner wire is equipped with switching slot, and the front end of the second inner wire is fixed on pressure ring, and it is convex that pressure ring is fixed on first
On platform, the rear end of the second inner wire is fixed on third insulator, and third insulator is fixed in second shell, the first inner wire
Rear inserted terminal be fixed in the switching slot of the second inner wire；
Second housing is set in the rear end of the first shell, and a circle snap ring is equipped between second housing and the first shell.
2. a kind of radio frequency (RF) coaxial connector of low contact resistance as described in claim 1, it is characterized in that, before the second insulator
It is perpendicular to each other on end face to set there are four the first locating slot, set that there are one the first convexes between adjacent two the first locating slots
The cross sectional shape of block, the first locating slot is the small isosceles trapezoidal structure of outer imperial palace, and the cross sectional shape of the first locating convex block is outer small
Interior big isosceles trapezoidal structure is set between adjacent the first locating slot and the first locating convex block there are one the second crimp block；
The front end face of second insulator is bonded the rear end face setting of the second insulator, and the plug-type setting of the first locating convex block is the
On one insulator in corresponding second locating slot, the plug-type setting of the second locating convex block on the first insulator is corresponding the
In a positioning groove.
3. a kind of radio frequency (RF) coaxial connector of low contact resistance as claimed in claim 2, it is characterized in that, the depth of the first locating slot
The height of degree and the first locating convex block is 0.8mm, and the height of the second crimp block is 0.12mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810300969.9A CN108565651B (en) | 2018-04-04 | 2018-04-04 | Radio frequency coaxial connector with low contact resistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810300969.9A CN108565651B (en) | 2018-04-04 | 2018-04-04 | Radio frequency coaxial connector with low contact resistance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108565651A true CN108565651A (en) | 2018-09-21 |
| CN108565651B CN108565651B (en) | 2023-09-29 |
Family
ID=63534161
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810300969.9A Active CN108565651B (en) | 2018-04-04 | 2018-04-04 | Radio frequency coaxial connector with low contact resistance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108565651B (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1231407A (en) * | 1984-02-17 | 1988-01-12 | David W. Dechamp | Coaxial connector |
| CN2301798Y (en) * | 1997-07-22 | 1998-12-23 | 北京三维电器公司 | Wire spring radio-frequency coaxial connector |
| US6848948B1 (en) * | 2003-11-03 | 2005-02-01 | Adc Telecommunications, Inc. | Jack with modular mounting sleeve |
| CN201174477Y (en) * | 2008-03-17 | 2008-12-31 | 镇江华坚电子有限公司 | Wide band RF coaxial connector for 3G mobile communication preventing rotation of inner conductor |
| CN102554481A (en) * | 2010-12-29 | 2012-07-11 | 中国电子科技集团公司第十八研究所 | Method for welding thermal battery casing |
| CN103199397A (en) * | 2013-03-27 | 2013-07-10 | 江苏宏信电子科技有限公司 | Radio frequency coaxial connector |
| CN203536677U (en) * | 2013-09-30 | 2014-04-09 | 镇江捷泰通信科技有限公司 | Radio frequency coaxial connector |
| CN203660130U (en) * | 2013-12-25 | 2014-06-18 | 湖北日海通讯技术有限公司 | A radio frequency coaxial connector |
| CN104269706A (en) * | 2014-09-25 | 2015-01-07 | 镇江华京通讯科技有限公司 | High-performance radio frequency coaxial connector |
| CN204905485U (en) * | 2015-07-28 | 2015-12-23 | 常州易泽科通信科技有限公司 | Split type inner conductor radio frequency coaxial connector |
| CN208257060U (en) * | 2018-04-04 | 2018-12-18 | 江苏华吉通信科技有限公司 | A kind of radio frequency (RF) coaxial connector of low contact resistance |
-
2018
- 2018-04-04 CN CN201810300969.9A patent/CN108565651B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1231407A (en) * | 1984-02-17 | 1988-01-12 | David W. Dechamp | Coaxial connector |
| CN2301798Y (en) * | 1997-07-22 | 1998-12-23 | 北京三维电器公司 | Wire spring radio-frequency coaxial connector |
| US6848948B1 (en) * | 2003-11-03 | 2005-02-01 | Adc Telecommunications, Inc. | Jack with modular mounting sleeve |
| CN201174477Y (en) * | 2008-03-17 | 2008-12-31 | 镇江华坚电子有限公司 | Wide band RF coaxial connector for 3G mobile communication preventing rotation of inner conductor |
| CN102554481A (en) * | 2010-12-29 | 2012-07-11 | 中国电子科技集团公司第十八研究所 | Method for welding thermal battery casing |
| CN103199397A (en) * | 2013-03-27 | 2013-07-10 | 江苏宏信电子科技有限公司 | Radio frequency coaxial connector |
| CN203536677U (en) * | 2013-09-30 | 2014-04-09 | 镇江捷泰通信科技有限公司 | Radio frequency coaxial connector |
| CN203660130U (en) * | 2013-12-25 | 2014-06-18 | 湖北日海通讯技术有限公司 | A radio frequency coaxial connector |
| CN104269706A (en) * | 2014-09-25 | 2015-01-07 | 镇江华京通讯科技有限公司 | High-performance radio frequency coaxial connector |
| CN204905485U (en) * | 2015-07-28 | 2015-12-23 | 常州易泽科通信科技有限公司 | Split type inner conductor radio frequency coaxial connector |
| CN208257060U (en) * | 2018-04-04 | 2018-12-18 | 江苏华吉通信科技有限公司 | A kind of radio frequency (RF) coaxial connector of low contact resistance |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108565651B (en) | 2023-09-29 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20230901 Address after: 276000 north side of Xinhua Road, high tech Zone, Linyi City, Shandong Province Applicant after: LINYI HAINA ELECTRONICS Co.,Ltd. Address before: 212000 Industrial Park, Dalu Town, New District, Zhenjiang City, Jiangsu Province Applicant before: JIANGSU HUAJI COMMUNICATION TECHNOLOGY Co.,Ltd. |
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