CN110212368A - A kind of CA cable assembly and millimeter wave connector - Google Patents
A kind of CA cable assembly and millimeter wave connector Download PDFInfo
- Publication number
- CN110212368A CN110212368A CN201810167663.0A CN201810167663A CN110212368A CN 110212368 A CN110212368 A CN 110212368A CN 201810167663 A CN201810167663 A CN 201810167663A CN 110212368 A CN110212368 A CN 110212368A
- Authority
- CN
- China
- Prior art keywords
- shim
- cable
- inner conductor
- millimeter wave
- rear end
- 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.)
- Pending
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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
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/58—Means for relieving strain on wire connection, e.g. cord grip, for avoiding loosening of connections between wires and terminals within a coupling device terminating a cable
- H01R13/59—Threaded ferrule or bolt operating in a direction parallel to the cable or wire
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/02—Soldered or welded connections
- H01R4/023—Soldered or welded connections between cables or wires and terminals
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/02—Soldered or welded connections
- H01R4/027—Soldered or welded connections comprising means for positioning or holding the parts to be soldered or welded
Landscapes
- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
The present invention relates to a kind of CA cable assembly and millimeter wave connectors.CA cable assembly includes cable and the millimeter wave connector for being connected to cable end, millimeter wave connector includes shell, inner conductor is provided in shell, shim is equipped in the rear end of inner conductor in shell, the front end of shim and the rear end block of inner conductor cooperate, the front end block of the rear end cable shield of shim cooperates, and shim is equipped with perforation, and the cable core of cable passes through the perforation and connect with inner conductor.The CA cable assembly is in actual use, the cable core of cable passes through shim and connect with inner conductor, the front end of shim and inner conductor block cooperate, the cooperation of the shielded layer block of rear end and cable, shim are stuck between inner conductor and shielded layer, when cable is pulled by strength, because the cable core of cable is fixed with inner conductor, and inner conductor can not be moved backward by shim block, thus the phenomenon that avoiding in cable core retraction shielded layer, avoiding cable core that inner conductor is driven to retreat.
Description
Technical field
The present invention relates to a kind of CA cable assembly and millimeter wave connectors.
Background technique
Millimeter wave connector refer to radio frequency transmission working frequency in the connector of 30GHz or more, the connector with cable
When connection, to meet 50 Europe impedance matching requirements of radio-frequency transmission line, need to increase by one section in the tail portion welding cable of connector
The air gap.For example, an Authorization Notice No. is CN206962129U, a kind of entitled milli for connecing 0.047 inch of semi-flexible cable
The Chinese patent of metric wave connector discloses a kind of millimeter wave connector with the air gap, which includes
Shell, shell is interior to be fixed with inner conductor by insulating supporting, and the rear end of shell is provided with the cable joint-box for fixing cable, cable
There is gap A, after the cable core of cable is connect with inner conductor, gap A makes interior lead between the front end of set and the rear end of inner conductor
The air gap is formed between body and cable shield, to play the role of electrically compensating.But the connector is actually using
In the process, due to having gap, when cable is by strongly pullling, the easy retraction of the cable core of cable between inner conductor and cable shield
In cable shield, to drag inner conductor retrogressing, the mechanical property requirements being unable to satisfy under particular surroundings influence millimeter wave company
Connect the normal use of device.
Summary of the invention
The purpose of the present invention is to provide it is a kind of can be after tail portion of connector cable be by inner conductor is avoided when strongly pullling
The millimeter wave connector moved back；The object of the invention is also to provide a kind of CA cable assemblies using above-mentioned millimeter wave connector.
To achieve the above object, a kind of technical solution of millimeter wave connector of the present invention is: a kind of millimeter wave connector, packet
Include shell, be provided with inner conductor in shell, be equipped with shim in the rear end of inner conductor in shell, the front end of the shim with it is interior
The rear end block of conductor cooperates, and the rear end of shim is equipped with for the shielded layer block with the cooperation of the front end block of cable shield
Face, shim are equipped with the perforation that the cable core of current supply cable is passed through and then connect with inner conductor.
In actual use, the cable core of cable passes through shim and connect with inner conductor the millimeter wave connector, separates
The front end of piece and inner conductor block cooperate, and the shielded layer block of rear end and cable cooperates, and shim is stuck in inner conductor and shielded layer
Between, when cable by strength pull when because the cable core of cable is fixed with inner conductor, and inner conductor by shim block without
Method moves backward, thus the phenomenon that avoiding in cable core retraction shielded layer, avoiding cable core that inner conductor is driven to retreat.
Pre-and post perforative recessing groove and/or relief hole are provided on the shim.In use, it recessing groove or allows
Position is full of air in hole, to improve the electric property of millimeter wave connector.
The recessing groove is set on the shim, and the recessing groove is arranged along the circumferencial direction interval of shim.
The recessing groove is arc groove.
The outer diameter of the shim is 1.96mm ~ 2.02mm, and the diameter of the perforation is 0.52mm ~ 0.55mm, described to allow
There are four position slots, and the tactical diameter of recessing groove is 1.05mm ~ 1.08mm.
The outer diameter of the shim is 2mm, and the diameter of the perforation is 0.52mm, and the tactical diameter of the recessing groove is
1.05mm。
The shim is made of PEI material.
To achieve the above object, a kind of technical solution of CA cable assembly of the present invention is: a kind of CA cable assembly, including cable with
And it is connected to the millimeter wave connector of cable end, the millimeter wave connector includes shell, and inner conductor, shell are provided in shell
It is equipped with shim in the rear end of inner conductor in vivo, the front end of the shim and the rear end block of inner conductor cooperate, shim
The cooperation of the front end block of rear end and cable shield, shim are equipped with perforation, and the cable core of cable passes through the perforation and leads with interior
Body connection.
In actual use, the cable core of cable passes through shim and connect with inner conductor the CA cable assembly, shim
Front end and inner conductor block cooperate, and the shielded layer block of rear end and cable cooperates, and shim is stuck between inner conductor and shielded layer,
When cable by strength pull when because the cable core of cable is fixed with inner conductor, and inner conductor by shim block without normal direction
After move, to avoid in cable core retraction shielded layer, the phenomenon that avoiding cable core that inner conductor is driven to retreat.
Pre-and post perforative recessing groove and/or relief hole are provided on the shim.In use, it recessing groove or allows
Position is full of air in hole, to improve the electric property of millimeter wave connector.
The recessing groove is set on the shim, and the recessing groove is arranged along the circumferencial direction interval of shim.
The recessing groove is arc groove.
The outer diameter of the shim is 1.96mm ~ 2.02mm, and the diameter of the perforation is 0.52mm ~ 0.55mm, described to allow
There are four position slots, and the tactical diameter of recessing groove is 1.05mm ~ 1.08mm.
The outer diameter of the shim is 2mm, and the diameter of the perforation is 0.52mm, and the tactical diameter of the recessing groove is
1.05mm。
The shim is made of PEI material.
Detailed description of the invention
Fig. 1 is the structure chart of millimeter wave connector in a kind of CA cable assembly of the present invention；
Fig. 2 is the perspective view of shim in a kind of CA cable assembly of the present invention；
Fig. 3 is the main view of shim in Fig. 2；
Fig. 4 is the cross-sectional view of shim in Fig. 2；
Fig. 5 is the structure chart of inner conductor and cable connection in a kind of CA cable assembly of the present invention；
Fig. 6 is the test waveform data of millimeter wave connector in a kind of CA cable assembly of the present invention；
In figure: 11, outer housing；111, annular convex platform；12, tail shell；2, insulating supporting；3, inner conductor；31, welding hole；4, divide
Partition；41, it perforates；42, recessing groove；5, cable；51, cable core；52, shielded layer.
Specific embodiment
Embodiments of the present invention are described further with reference to the accompanying drawing.
A kind of specific embodiment of CA cable assembly of the invention as shown in Figures 1 to 5, including cable 5 and is connected to electricity
The millimeter wave connector in cable-end portion, wherein millimeter wave connector includes shell, inner conductor 3 is provided in shell, including shell is interior
The rear end of conductor 3 is equipped with shim 4, and the front end of the shim 4 passes through the inner conductor stopping surface and inner conductor being arranged thereon
The cooperation of rear end block, the front end block that the rear end of shim 4 passes through the shielded layer stopping surface and cable shield that are arranged thereon are matched
It closes, shim 4 is equipped with perforation 41, and the cable core 51 of cable 5 passes through the perforation 41 and connect with inner conductor 3.
In said structure, shell used in the present embodiment includes outer housing 11 and the tail for being inserted into outer housing rear end
Shell 12 is provided with annular convex platform 111 in outer housing 11, and being fixedly clamped between annular convex platform 111 and the front end of tail shell 12 has
Insulating supporting 2, the inner conductor 3 are fixed in the housing by the mounting hole being arranged in the middle part of insulating supporting 2.
In said structure, pre-and post perforative recessing groove 42, recessing groove are provided on shim 4 used in the present embodiment
42 are arranged along the outer periphery interval of shim 4.In use, air is full of in recessing groove 42, to improve millimeter wave connection
The electric property of device.In other embodiments, pre-and post perforative relief hole can also be set on shim to replace recessing groove, or
Person, while recessing groove or relief hole are set.Certainly, recessing groove or relief hole, shim setting can also be not provided on shim
At one only with the disk of cable punching hole.In addition, the recessing groove 42 in the present embodiment is arc groove, in other embodiments,
Recessing groove is also possible to rectangular channel or vee gutter etc..
In addition, the shim 4 in the present embodiment is the millimeter wave company for being adapted to coaxial cable Gore3506 or same specification cable
The use of device is connect, the outer diameter of shim 4 is 1.96mm ~ 2.02mm, and the diameter of perforation is 0.52mm ~ 0.55mm, the recessing groove
There are four, the tactical diameter of recessing groove is 1.05mm ~ 1.08mm.Wherein, the outer diameter optimal size of shim 4 is 2mm, perforation
Optimal diameter is 0.52mm, and the optimal tactical diameter of recessing groove is 1.05mm.The shim 4 of the size design is being applied to coaxially
Cable Gore3506 or when same specification cable, the matching degree of incoming wave and output wave is high, as shown in fig. 6, the transporting of connector
It can be good.And for the coaxial cable of other sizes, internal diameter, the quantity and ruler of outer diameter and recessing groove of shim 4
Very little design can match according to practical impedance and require to be adjusted.
In addition, no matter which kind of size and shape shim 4 is, the material of shim 4 can use PEI material, the material
The intensity of matter is high, dielectric constant 3.15, good insulating.
Cable conductor 51 after wire stripping is passed through and is separated when connecting cable 5 with inner conductor 3 by CA cable assembly of the invention
It is inserted into after piece 4 in the tail portion welding hole 31 of inner conductor 3, the shielded layer 52 and shim 4 of cable, between shim 4 and inner conductor 3
After death cable core 51 and inner conductor 3 are welded and fixed for patch, are later pushed into cable 5 and inner conductor 3 in shell jointly, then by shell
Welding external shield is welded and fixed with cable shield.In actual use, the cable core of cable passes through to be separated the CA cable assembly
Piece is connect with inner conductor, and the front end of shim and inner conductor block cooperate, and the shielded layer block of rear end and cable cooperates, shim
It is stuck between inner conductor and shielded layer, when cable is pulled by strength, because the cable core of cable is fixed with inner conductor, and interior leads
Body can not be moved backward by shim block again, to avoid in cable core retraction shielded layer, avoid cable core that inner conductor is driven to retreat
The phenomenon that occur.
Milli in a kind of specific embodiment of millimeter wave connector of the invention, specific structure and a kind of above-mentioned CA cable assembly
The specific structure of metric wave connector is identical, is no longer described in detail herein.
Claims (10)
1. a kind of millimeter wave connector, including shell, inner conductor is provided in shell, it is characterised in that: in inner conductor in shell
Rear end be equipped with shim, the rear end block of the front end of the shim and inner conductor cooperates, and the rear end of shim, which is equipped with, to be used for
The shielded layer stopping surface cooperated with the front end block of cable shield, the cable core that shim is equipped with current supply cable pass through so that with it is interior
The perforation of conductor connection.
2. millimeter wave connector according to claim 1, it is characterised in that: be provided on the shim pre-and post perforative
Recessing groove and/or relief hole.
3. millimeter wave connector according to claim 2, it is characterised in that: the recessing groove is set on the shim,
The recessing groove is arranged along the circumferencial direction interval of shim.
4. millimeter wave connector according to claim 3, it is characterised in that: the recessing groove is arc groove.
5. millimeter wave connector according to claim 4, it is characterised in that: the outer diameter of the shim be 1.96mm ~
The diameter of 2.02mm, the perforation are 0.52mm ~ 0.55mm, and there are four the recessing grooves, and the tactical diameter of recessing groove is
1.05mm~1.08mm。
6. millimeter wave connector according to claim 5, it is characterised in that: the outer diameter of the shim is 2mm, described to wear
The diameter in hole is 0.52mm, and the tactical diameter of recessing groove is 1.05mm.
7. millimeter wave connector described in any claim in -6 according to claim 1, it is characterised in that: the shim by
PEI material is made.
8. a kind of CA cable assembly, including cable and it is connected to the millimeter wave connector of cable end, the millimeter wave connector
Including shell, inner conductor is provided in shell, it is characterised in that: shim is equipped in the rear end of inner conductor in shell, described point
The front end of partition and the rear end block of inner conductor cooperate, and the rear end of shim and the front end block of cable shield cooperate, and separate
On piece is equipped with perforation, and the cable core of cable passes through the perforation and connect with inner conductor.
9. CA cable assembly according to claim 8, it is characterised in that: be provided with pre-and post perforative resigning on the shim
Slot and/or relief hole.
10. CA cable assembly according to claim 9, it is characterised in that: the recessing groove is set on the shim, it is described
Recessing groove is arranged along the circumferencial direction interval of shim.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810167663.0A CN110212368A (en) | 2018-02-28 | 2018-02-28 | A kind of CA cable assembly and millimeter wave connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810167663.0A CN110212368A (en) | 2018-02-28 | 2018-02-28 | A kind of CA cable assembly and millimeter wave connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110212368A true CN110212368A (en) | 2019-09-06 |
Family
ID=67779000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810167663.0A Pending CN110212368A (en) | 2018-02-28 | 2018-02-28 | A kind of CA cable assembly and millimeter wave connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110212368A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6786767B1 (en) * | 2000-06-27 | 2004-09-07 | Astrolab, Inc. | Connector for coaxial cable |
| US7476127B1 (en) * | 2008-01-09 | 2009-01-13 | Ezconn Corporation | Adapter for mini-coaxial cable |
| CN102801063A (en) * | 2012-08-16 | 2012-11-28 | 中航光电科技股份有限公司 | Cable-connecting radio-frequency coaxial connector |
| CN103296513A (en) * | 2013-06-19 | 2013-09-11 | 胡汝刚 | Radio frequency coaxial connector with high reliability |
| CN103367967A (en) * | 2013-07-02 | 2013-10-23 | 北京维创时通科技有限公司 | Millimeter wave coaxial connector with novel insulating support structure |
| CN206022818U (en) * | 2016-08-22 | 2017-03-15 | 陕西金信诺电子技术有限公司 | A kind of SMA types radio frequency (RF) coaxial connector |
| CN106571567A (en) * | 2016-10-27 | 2017-04-19 | 中航光电科技股份有限公司 | Millimeter-wave coaxial connector and insulation support body thereof |
-
2018
- 2018-02-28 CN CN201810167663.0A patent/CN110212368A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6786767B1 (en) * | 2000-06-27 | 2004-09-07 | Astrolab, Inc. | Connector for coaxial cable |
| US7476127B1 (en) * | 2008-01-09 | 2009-01-13 | Ezconn Corporation | Adapter for mini-coaxial cable |
| CN102801063A (en) * | 2012-08-16 | 2012-11-28 | 中航光电科技股份有限公司 | Cable-connecting radio-frequency coaxial connector |
| CN103296513A (en) * | 2013-06-19 | 2013-09-11 | 胡汝刚 | Radio frequency coaxial connector with high reliability |
| CN103367967A (en) * | 2013-07-02 | 2013-10-23 | 北京维创时通科技有限公司 | Millimeter wave coaxial connector with novel insulating support structure |
| CN206022818U (en) * | 2016-08-22 | 2017-03-15 | 陕西金信诺电子技术有限公司 | A kind of SMA types radio frequency (RF) coaxial connector |
| CN106571567A (en) * | 2016-10-27 | 2017-04-19 | 中航光电科技股份有限公司 | Millimeter-wave coaxial connector and insulation support body thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190906 |
|
| RJ01 | Rejection of invention patent application after publication |