CN108365368A - A kind of high-speed radio-frequency micro coaxle contact pair - Google Patents
A kind of high-speed radio-frequency micro coaxle contact pair Download PDFInfo
- Publication number
- CN108365368A CN108365368A CN201711396414.0A CN201711396414A CN108365368A CN 108365368 A CN108365368 A CN 108365368A CN 201711396414 A CN201711396414 A CN 201711396414A CN 108365368 A CN108365368 A CN 108365368A
- Authority
- CN
- China
- Prior art keywords
- contact pin
- jack
- contact
- insulator
- coaxial cable
- 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
- H01R13/40—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
- H01R13/02—Contact members
- H01R13/04—Pins or blades for co-operation with sockets
-
- 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
- H01R13/10—Sockets for co-operation with pins or blades
-
- 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
- H01R13/42—Securing in a demountable manner
- H01R13/428—Securing in a demountable manner by resilient locking means on the contact members; by locking means on resilient 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
-
- 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
- H01R13/516—Means for holding or embracing insulating body, e.g. casing, hoods
-
- 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
- H01R13/646—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00 specially adapted for high-frequency, e.g. structures providing an impedance match or phase match
-
- 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
Landscapes
- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
A kind of high-speed radio-frequency micro coaxle contact pair, including contact pin contacting piece (1), jack contact (2), contact pin coaxial cable (3), jack coaxial cable (4), radiofrequency signal is sent to jack contact (2) by jack coaxial cable (4), contact pin coaxial cable (3) is transmitted to by contact pin contacting piece (1) again and is sent out, the requirement of high-speed microwave signal is transmitted in contact provided by the invention to meeting under high/low temperature mutation and vacuum state, performance indicator is excellent, improve the Performance And Reliability of entire spacecraft microwave system link, it solves the problems, such as to be mutated because environmental change is easy during radio signal transmission.
Description
Technical field
The present invention relates to a kind of contacts pair of high-speed radio-frequency micro coaxle, belong to radio frequency passive device field.
Background technology
Existing micro coaxle contact becomes to due to using traditional structure, not being directed to cable insulation end face under temperature alternating
Change situation and carry out limit design, and be not directed to the electrification hot plug of high-speed microwave transmission link and be designed, height cannot be met
Transmission high-speed microwave signal and the requirement of stand-alone device electrification hot plug, are handed in high/low temperature under temperature mutation and vacuum state
The phenomenon that microwave signal deterioration parameter is also easy to produce under change, influences communication link, reduces the reliability of entire product；And
The cutoff frequency of traditional micro coaxle contact pair is low, is unsatisfactory for the requirement of big flux high speed transmission of signals, entire spacecraft microwave system
The Performance And Reliability of system link is badly in need of improving.
Invention content
Present invention solves the technical problem that being：It is micro- for the deficiency of spacecraft microwave system link reliability in the prior art
Wave signal is susceptible to the problem of deterioration parameter phenomenon in transmit process, it is proposed that a kind of high-speed radio-frequency micro coaxle contact pair,
It ensure that the stability during microwave signal transmission.
The present invention solves above-mentioned technical problem and is achieved by following technical solution：
A kind of high-speed radio-frequency micro coaxle contact pair, including contact pin contacting piece, jack contact, contact pin coaxial cable, jack
Coaxial cable, the contact pin contacting piece are installed on contact pin coaxial cable tail end, and the jack contact is installed on jack coaxial electrical
Cable head end, jack contact are mutually matched with contact pin contacting piece and connect, and radiofrequency signal is connect by jack contact one end to contact pin
Contact element one end is sent.
The contact pin contacting piece includes contact pin outer conductor, contact pin component, the first insulator, the first insulation spacer, contact pin weldering
Set, the end contact pin, the first insulator, the first insulation spacer may be contained in contact pin outer conductor, and the contact pin component is installed on
First insulator head end, contact pin component by the first insulator and be close to the first insulator installation the first insulation spacer consolidated
Fixed, the radiofrequency signal received is sent in the contact pin coaxial cable being welded to connect with contact pin component by contact pin component, described to insert
Needle weldering set one end is set in the first insulator latter half, and the other end is inserted into contact pin coaxial cable insulated layer and is fixedly connected.
The contact pin component includes front end contact pin, contact pin hangnail, contact pin centre bore, contact pin axis body, and the front end contact pin is solid
Surely it is connected to contact pin axis body head end, contact pin axis body tail end setting contact pin centre bore simultaneously passes through contact pin centre bore and contact pin coaxial cable
It is welded to connect, contact pin axis body is transmitted by the radiofrequency signal that contact pin centre bore receives front end contact pin to contact pin coaxial cable.
The contact pin component is fixedly connected by contact pin hangnail with the first insulator.
The jack contact includes jack outer conductor, plugging hole component, the second insulator, the second insulation spacer, jack weldering
Set, the plugging hole component, the second insulator, the second insulation spacer may be contained in jack outer conductor, and the plugging hole component is fixed
It is connected to the second insulator head end, plugging hole component is fixed jointly by the second insulation spacer and the second insulator, wherein plugging hole component
The radiofrequency signal received by jack coaxial cable is sent in the contact pin component for matching connection with plugging hole component, the jack weldering
Set one end is set in the second insulator latter half, and other end access jack coaxial cable insulated layer is fixedly connected.
The plugging hole component includes front end jack, jack hangnail, jack center hole, jack axis body, and the front end jack is solid
Surely it is connected to jack axis body head end, jack axis body tail end is emptied for jack center hole and by jack center hole and jack coaxial electrical
Cable is welded to connect, and jack coaxial cable transmits radiofrequency signal by jack center hole forward end jack.
The plugging hole component is fixedly connected by jack hangnail with the second insulator.
The contact pin coaxial cable is flexible or semi-flexible cable with jack coaxial cable.
First insulator, the first insulation spacer, the second insulator, the second insulating gasket material are polytetrafluoroethylene (PTFE)
Or Noryl or polyetherimide or polyether-ether-ketone.
First insulator and contact pin axis body, the first insulation spacer and contact pin axis body, the second insulator and jack axis body,
Second insulation spacer is small―gap suture cooperation with jack axis body.
The advantages of the present invention over the prior art are that：
(1) a kind of high-speed radio-frequency micro coaxle contact pair provided by the invention, using highly reliable design, to contact pin and jack into
It has gone front and back limit, and has been connect with other structures using barb structure, compared traditional RF coaxial contact to effectively improving
Contact pair axially retains power, has highly reliable characteristic；
(2) high-speed radio-frequency micro coaxle of the present invention contact pair, compares traditional low speed contact pair, and when design considers
The transmission consistency and stability of high speed signal are right by contacting the Precision Machining to insulator and insulation spacer thickness
The parameters such as electrical length are accurately controlled, and the index request of micro- rectangular radio frequency micro coaxle connector scheme can be met；
(3) contact pin outer conductor of the invention uses notching construction, can whole carry out face contact, compare conventional orthogonal chamfering
The line of structure contacts, and can be effectively increased contact area of the contact between outer conductor, thus reduces contact resistance when plugging together in place,
And thus bring the contact of radio frequency micro coaxle to outstanding microwave parameters characteristic.
Description of the drawings
Fig. 1 is to invent the contact provided to structure chart；
Fig. 2 is the contact pin contacting piece structure chart that invention provides；
Fig. 3 is the contact pin component structure chart that invention provides；
Fig. 4 is the jack contact structure chart that invention provides；
Fig. 5 is the plugging hole component structure chart that invention provides；
Specific implementation mode
A kind of high-speed radio-frequency micro coaxle contact pair, as shown in Figure 1, same including contact pin contacting piece 1, jack contact 2, contact pin
Shaft cable 3, jack coaxial cable 4, contact pin contacting piece 1 are installed on 3 front end of contact pin coaxial cable, and the jack contact 2 is installed
In 3 front end of jack coaxial cable, jack contact 2 is mutually matched with contact pin contacting piece 1 and connect, and radiofrequency signal passes through jack contact
2 one end of part is sent to 1 one end of contact pin contacting piece.
Wherein, as shown in Fig. 2, contact pin contacting piece 1 includes contact pin outer conductor 11, contact pin component 12, the first insulator 13, the
One insulation spacer 14, contact pin weldering set 15, contact pin component 12, the first insulator 13, the first insulation spacer 14 are mounted on outside contact pin
In conductor 11, contact pin component 12 is fixedly connected on 13 head end of the first insulator, and leading portion contact pin 12 is by the first insulator 13 and tightly
The first insulation spacer 14 for pasting the installation of the first insulator 13 is fixed, after 15 one end of contact pin weldering set are set in contact pin outer conductor 11
Half part, the other end are accessed by welding on contact pin coaxial cable 3, as shown in figure 3, contact pin component 12 include front end contact pin 121,
Contact pin hangnail 122, contact pin centre bore 123, contact pin axis body 124, front end contact pin 121 are installed on 124 head end of contact pin axis body, contact pin axis
124 tail end of body setting contact pin centre bore 123 is simultaneously welded to connect, contact pin axis body by contact pin centre bore 123 and contact pin coaxial cable 3
124 transmit radiofrequency signal by contact pin centre bore 123 to contact pin coaxial cable 3.Contact pin component 12 passes through contact pin hangnail 122 simultaneously
It is fixedly connected with the first insulator 13.
When assembling in place, 13 front end face of the first insulator is fitted closely with contact pin outer conductor 11, after contact pin outer conductor 11
End surface and contact pin weld 15 interference of set and are press-fitted and fit closely, contact pin outer conductor 11, contact pin component 12, the first insulator 13, the
One insulation spacer 14 and contact pin weldering set 15 are respectively positioned on same axis.
As shown in figure 4, jack contact 2 is exhausted including jack outer conductor 21, plugging hole component 22, the second insulator 23, second
Edge gasket 24, jack weldering set 25, the plugging hole component 22, the second insulator 23, the second insulation spacer 24 may be contained within outside jack
In conductor 21, plugging hole component 22 is fixedly connected on 23 head end of the second insulator, and plugging hole component 22 is by the second insulator 23 and tightly
The second insulation spacer 24 for pasting the installation of the second insulator 23 is fixed, after 25 one end of jack weldering set are set in jack outer conductor 21
Half part, the other end accesses 4 head end of jack coaxial cable by welding, as shown in figure 5, plugging hole component 22 includes front end jack
221, jack hangnail 222, jack center hole 223, jack axis body 224, front end jack 221 are installed on 224 head end of jack axis body, insert
224 tail end of hole axis body setting jack center hole 223 is simultaneously welded to connect, jack by jack center hole 223 and jack coaxial cable 4
Coaxial cable 4 transmits radiofrequency signal by jack center hole 223 to jack axis body 224, while plugging hole component 22 is fallen by jack
Thorn 222 is fixedly connected with the second insulator 23.
When assembling in place, 23 front end face of the second insulator is fitted closely with jack outer conductor 21, after jack outer conductor 21
End surface and jack weld 25 interference of set and are press-fitted and fit closely, jack outer conductor 21, plugging hole component 22, the second insulator 23, the
Two insulation spacers 24 and jack weldering set 25 are respectively positioned on same axis.
It should be noted that there are four types of common insulating materials：Polytetrafluoroethylene (PTFE), Noryl, polyetherimide with
And polyether-ether-ketone.Any one insulating materials can be selected to process to obtain insulator and insulation spacer.
Heretofore described high-speed radio-frequency micro coaxle contact as a result of accurate microwave parameters simulation optimization to designing
Technology and temperature variation resistant position limiting structure designing technique, and the isolator material physical property used is reliable, therefore compare tradition
Micro coaxle contact it is wider to working band, microwave transmission performance and resistance to Space environmental property are more preferable.Aerospace of the present invention
Can be DC~8GHz with the working frequency of high-speed radio-frequency micro coaxle contact pair, high transmission speeds can be 4Gbps, standing-wave ratio
Less than 1.20, operating temperature is -100 DEG C~+130 DEG C, can be worked under high vacuum environment, realizes that space any position meets
Connection between TLK2711 buses or more advanced high-speed bus connector high-speed radio-frequency interface.
The content that description in the present invention is not described in detail belongs to the known technology of those skilled in the art.
Claims (10)
1. a kind of high-speed radio-frequency micro coaxle contact pair, it is characterised in that：Including contact pin contacting piece (1), jack contact (2), insert
Coaxial needle cable (3), jack coaxial cable (4), the contact pin contacting piece (1) is installed on contact pin coaxial cable (3) tail end, described
Jack contact (2) is installed on jack coaxial cable (3) head end, jack contact (2) and contact pin contacting piece (1) company of being mutually matched
It connects, radiofrequency signal is sent by jack contact (2) one end to contact pin contacting piece (1) one end.
2. a kind of high-speed radio-frequency micro coaxle contact pair according to claim 1, it is characterised in that：The contact pin contacting piece
(1) include contact pin outer conductor (11), contact pin component (12), the first insulator (13), the first insulation spacer (14), contact pin weldering set
(15), the end contact pin (12), the first insulator (13), the first insulation spacer (14) may be contained in contact pin outer conductor (11),
The contact pin component (12) is installed on the first insulator (13) head end, and contact pin component (12) is by the first insulator (13) and is close to
The first insulation spacer (14) of first insulator (13) installation is fixed, and contact pin component (12) sends out the radiofrequency signal received
It send into the contact pin coaxial cable (3) being welded to connect with contact pin component (12), described contact pin weldering set (15) one end is set in first
Insulator (13) latter half, the other end are inserted into contact pin coaxial cable (3) insulating layer and are fixedly connected.
3. a kind of high-speed radio-frequency micro coaxle contact pair according to claims 1 to 2, it is characterised in that：The contact pin component
(12) include front end contact pin (121), contact pin hangnail (122), contact pin centre bore (123), contact pin axis body (124), the front end is inserted
Needle (121) is fixedly connected on contact pin axis body (124) head end, and contact pin axis body (124) tail end setting contact pin centre bore (123) simultaneously passes through
Contact pin centre bore (123) is welded to connect with contact pin coaxial cable (3), contact pin axis body (124) by contact pin centre bore (123) will before
The radiofrequency signal that end contact pin (121) receives is transmitted to contact pin coaxial cable (3).
4. a kind of high-speed radio-frequency micro coaxle contact pair according to claim 3, it is characterised in that：The contact pin component (12)
It is fixedly connected with the first insulator (13) by contact pin hangnail (122).
5. a kind of high-speed radio-frequency micro coaxle contact pair according to claim 4, it is characterised in that：The jack contact
(2) include jack outer conductor (21), plugging hole component (22), the second insulator (23), the second insulation spacer (24), jack weldering set
(25), the plugging hole component (22), the second insulator (23), the second insulation spacer (24) may be contained within jack outer conductor (21)
Interior, the plugging hole component (22) is fixedly connected on the second insulator (23) head end, and plugging hole component (22) is by the second insulation spacer
(24) and the second insulator (23) is jointly fixed, and the radio frequency that wherein plugging hole component (22) will be received by jack coaxial cable (4) is believed
It number is sent in the contact pin component (12) for matching connection with plugging hole component (22), described jack weldering set (25) one end is set in second
Insulator (23) latter half, other end access jack coaxial cable (4) insulating layer are fixedly connected.
6. a kind of high-speed radio-frequency micro coaxle contact pair according to claim 5, it is characterised in that：The plugging hole component (22)
Including front end jack (221), jack hangnail (222), jack center hole (223), jack axis body (224), the front end jack
(221) it is fixedly connected on jack axis body (224) head end, jack axis body (224) tail end is emptied as jack center hole (223) and passed through
Jack center hole (223) is welded to connect with jack coaxial cable (4), jack coaxial cable (4) by jack center hole (223) to
Front end jack (221) transmits radiofrequency signal.
7. a kind of high-speed radio-frequency micro coaxle contact pair according to claim 6, it is characterised in that：The plugging hole component (22)
It is fixedly connected with the second insulator (23) by jack hangnail (222).
8. a kind of high-speed radio-frequency micro coaxle contact pair according to claim 1, it is characterised in that：The contact pin coaxial cable
(3) it is flexible or semi-flexible cable with jack coaxial cable.
9. a kind of high-speed radio-frequency micro coaxle contact pair according to claim 5, it is characterised in that：First insulator
(13), the first insulation spacer (14), the second insulator (23), the second insulation spacer (24) material are polytetrafluoroethylene (PTFE) or modification
Polyphenylene oxide or polyetherimide or polyether-ether-ketone.
10. a kind of high-speed radio-frequency micro coaxle contact pair according to claim 6, it is characterised in that：State the first insulator
(13) with contact pin axis body (124), the first insulation spacer (14) and contact pin axis body (124), the second insulator (23) and jack axis body
(224), the second insulation spacer (24) and jack axis body (224) are small―gap suture cooperation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711396414.0A CN108365368A (en) | 2017-12-21 | 2017-12-21 | A kind of high-speed radio-frequency micro coaxle contact pair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711396414.0A CN108365368A (en) | 2017-12-21 | 2017-12-21 | A kind of high-speed radio-frequency micro coaxle contact pair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108365368A true CN108365368A (en) | 2018-08-03 |
Family
ID=63010590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711396414.0A Pending CN108365368A (en) | 2017-12-21 | 2017-12-21 | A kind of high-speed radio-frequency micro coaxle contact pair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108365368A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114094406A (en) * | 2021-10-21 | 2022-02-25 | 西安昶孚电子科技有限公司 | Connecting structure and assembling method for contact element of slip ring connector |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2726172Y (en) * | 2004-06-18 | 2005-09-14 | 美国莫列斯股份有限公司 | Coaxial connector |
| CN1835299A (en) * | 2006-03-01 | 2006-09-20 | 四川华丰企业集团有限公司 | RF coaxial connector |
| US20150126063A1 (en) * | 2013-11-07 | 2015-05-07 | Pds Electronics, Inc. | Hybridized coaxial cable connector |
| CN206602250U (en) * | 2017-03-17 | 2017-10-31 | 江苏吴通连接器有限公司 | A kind of pair of splicing type radio frequency (RF) coaxial connector |
-
2017
- 2017-12-21 CN CN201711396414.0A patent/CN108365368A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2726172Y (en) * | 2004-06-18 | 2005-09-14 | 美国莫列斯股份有限公司 | Coaxial connector |
| CN1835299A (en) * | 2006-03-01 | 2006-09-20 | 四川华丰企业集团有限公司 | RF coaxial connector |
| US20150126063A1 (en) * | 2013-11-07 | 2015-05-07 | Pds Electronics, Inc. | Hybridized coaxial cable connector |
| CN206602250U (en) * | 2017-03-17 | 2017-10-31 | 江苏吴通连接器有限公司 | A kind of pair of splicing type radio frequency (RF) coaxial connector |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114094406A (en) * | 2021-10-21 | 2022-02-25 | 西安昶孚电子科技有限公司 | Connecting structure and assembling method for contact element of slip ring connector |
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| 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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180803 |