CN208257060U - 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
- CN208257060U CN208257060U CN201820476156.0U CN201820476156U CN208257060U CN 208257060 U CN208257060 U CN 208257060U CN 201820476156 U CN201820476156 U CN 201820476156U CN 208257060 U CN208257060 U CN 208257060U
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- China
- Prior art keywords
- insulator
- shell
- fixed
- boss
- inner conductor
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- Expired - Fee Related
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Abstract
The utility model proposes a kind of radio frequency (RF) coaxial connectors of low contact resistance, including the first shell, second housing, the first inner conductor, the second inner conductor, 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 conductor is equipped with switching slot, the front end of second inner conductor is fixed on pressure ring, pressure ring is fixed in first boss, the rear end of second inner conductor is fixed on third insulator, third insulator is fixed in second shell, and the rear inserted terminal of the first inner conductor is fixed in the switching slot of the second inner conductor；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, and the utility model reduces contact resistance, and contact surface is big, more securely and reliably.
Description
Technical field
The utility model relates to a kind of radio frequency (RF) coaxial connectors, and in particular to a kind of RF coaxial connection of low contact resistance
Device.
Background technique
Coaxial connector assemblies are a kind of components of 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 setting 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.
Utility model content
The utility model proposes a kind of radio frequency (RF) coaxial connector of low contact resistance regarding to the issue above, reduces contact
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 conductor, second
Inner conductor, 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 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
Equipped with a circle first boss and a circle second boss, second boss is located at the front of first boss, and the front end of second boss is equipped with
One 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
Structure；
First insulator includes integrally formed first collets and the second collets, and the outer diameter of the first collets is greater 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 is 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 setting, and the internal diameter of first passage is greater 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 conductor includes preceding inserted terminal and rear inserted terminal, and it is convex that a circle third is equipped between preceding inserted terminal and rear inserted terminal
Platform, third boss are equipped with a circle straight grain slot, and the rear of straight grain slot is equipped with first crimp block of circle, the central axis of preceding inserted terminal
Equipped with inserting groove；
The preceding inserted terminal of first inner conductor passes through the second channel setting of the first insulator outside, and third boss is fixed on the
Between one insulator 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 the
On two insulators；
The front end of second inner conductor is equipped with switching slot, and the front end of the second inner conductor is fixed on pressure ring, and pressure ring is fixed on the
On one boss, the rear end of the second inner conductor 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 conductor；
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, first locating convex block, the first locating slot are equipped between two adjacent 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 equipped with second crimp block between adjacent the first locating slot and the first locating convex block；
The front end face of second insulator is bonded the rear end face setting of the second insulator, the plug-type setting of the first locating convex block
On the first insulator in corresponding second locating slot, the plug-type setting of the second locating convex block on the first insulator is corresponding
The first locating slot in.
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.
The utility model has the following beneficial effects:
The interface of first inner conductor of the utility model is fixed using the ring flange of square, the first inner conductor benefit
It is contacted with inserting groove itself with conductor, reduces contact resistance, increase contact surface, more securely and reliably.
Detailed description of the invention
Fig. 1 is the utility model section view.
Fig. 2 is the first cut-away view of outer cover.
Fig. 3 is the utility model side view.
Fig. 4 is the first inner conductor structure figure.
Fig. 5 is the second inner conductor cross-sectional view.
Fig. 6 is the second insulator front end face view.
Appended drawing reference:
First shell 1, second housing 2, the first inner conductor 3, the second inner conductor 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,
One collets 14, the second collets 15, preceding inserted terminal 16, rear inserted terminal 17, third boss 18, straight grain slot 19, the first crimp block
20, inserting groove 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 embodiment
It is clear to be more clear the technical solution of the utility model, the utility model is described further below,
The technical characteristic of any pair of technical solutions of the utility model carries out the scheme that equivalencing is obtained with conventional reasoning and each falls within this reality
With novel protected range.
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 conductor 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 one
Enclose the first card slot, the rear end of second shell is arranged in the first card slot and is fixed by welding, second shell front end it is interior
Wall is equipped with a circle first boss 11 and a circle second boss 12, and second boss is located at the front of first boss, second boss
Front end is equipped with a circle postive stop baffle 13, and ring flange is set in second shell front end, and is fixed by welding, the end of ring flange
Face is square structure；
First insulator includes integrally formed first collets 14 and the second collets 15, and the outer diameter of the first collets is big
In the outer diameter of the second collets, the first collets are fixed between second boss, and the second collets pass through postive stop baffle and flange
Disk is arranged outside, and first passage is equipped in the first collets, and second channel is equipped in the second collets, and first passage and second are led to
Road coaxial arrangement, and the internal diameter of first passage is greater 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 conductor includes preceding inserted terminal 16 and rear inserted terminal 17, and a circle the is equipped between preceding inserted terminal and rear inserted terminal
Three boss 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, preceding inserted terminal
Central axis be equipped with inserting groove 21；
The preceding inserted terminal of first inner conductor passes through the second channel setting of the first insulator outside, and third boss is fixed on the
Between one insulator 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 the
On two insulators；
The front end of second inner conductor is equipped with switching slot 22, and the front end of the second inner conductor is fixed on pressure ring 23, and pressure ring is fixed
In first boss, the rear end of the second inner conductor is fixed on third insulator, and third insulator is fixed in second shell, the
The rear inserted terminal of one inner conductor is fixed in the switching slot of the second inner conductor；
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
First locating convex block 26 is equipped between slot, the cross sectional shape of 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 be equipped with 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, the plug-type setting of the first locating convex block
On the first insulator in corresponding second locating slot, the plug-type setting of the second locating convex block on the first insulator is corresponding
The first locating slot in.
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 conductor, 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 greater 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 exists
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 greater 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 conductor 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 conductor 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 conductor is equipped with switching slot, and the front end of the second inner conductor 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 conductor is fixed on third insulator, and third insulator is fixed in second shell, the first inner conductor
Rear inserted terminal be fixed in the switching slot of the second inner conductor；
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, first convex is equipped between two adjacent the first locating slots
Block, the cross sectional shape of the first locating slot are 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 equipped with second crimp block between adjacent the first locating slot and the first locating convex 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 |
|---|---|---|---|
| CN201820476156.0U CN208257060U (en) | 2018-04-04 | 2018-04-04 | A kind of radio frequency (RF) coaxial connector of low contact resistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820476156.0U CN208257060U (en) | 2018-04-04 | 2018-04-04 | A kind of radio frequency (RF) coaxial connector of low contact resistance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208257060U true CN208257060U (en) | 2018-12-18 |
Family
ID=64640159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820476156.0U Expired - Fee Related CN208257060U (en) | 2018-04-04 | 2018-04-04 | A kind of radio frequency (RF) coaxial connector of low contact resistance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208257060U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108565651A (en) * | 2018-04-04 | 2018-09-21 | 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 CN201820476156.0U patent/CN208257060U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108565651A (en) * | 2018-04-04 | 2018-09-21 | 江苏华吉通信科技有限公司 | A kind of radio frequency (RF) coaxial connector of low contact resistance |
| CN108565651B (en) * | 2018-04-04 | 2023-09-29 | 临沂市海纳电子有限公司 | Radio frequency coaxial connector with low contact resistance |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181218 Termination date: 20210404 |