CN201413919Y - Difference contact couple and difference connector - Google Patents
Difference contact couple and difference connector Download PDFInfo
- Publication number
- CN201413919Y CN201413919Y CN2009200888972U CN200920088897U CN201413919Y CN 201413919 Y CN201413919 Y CN 201413919Y CN 2009200888972 U CN2009200888972 U CN 2009200888972U CN 200920088897 U CN200920088897 U CN 200920088897U CN 201413919 Y CN201413919 Y CN 201413919Y
- Authority
- CN
- China
- Prior art keywords
- insulator
- hole
- outer pin
- differential
- contact
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The utility model relates to a difference connector which comprises a casing, an insulating body and a difference contact couple, wherein the insulating body is sealed and mounted in the casing; the difference contact couple comprising an external pin is sealed and inserted into the insulating body; a through hole penetrating through the front and back end surfaces of the external pin is formed inside the external pin; an insulator is axially positioned at the front section of the through hole; a compression ring is axially positioned on the back surface of the insulator in the through hole; an elastic sealing body is pressed and arranged between the insulator and the compression ring; the outer peripheral surface of the elastic sealing body is in seal fit with the wall of the through holeof the external pin; central contact components penetrate through the insulator; contact component mounting holes which are used for the insertion of the central contact components and are in seal fit with the central contact components are formed in the elastic sealing body; the rear ends of the central contact components pass through the elastic sealing body; and at least one sealing ring is arranged on the outer side of the external pin. The difference connector is provided with a seal structure, which realizes seal function and meets the requirements for sealing of the difference connector under bad working conditions.
Description
Technical field
The utility model relates to a kind of differential contact even, also relates to a kind of differential connector simultaneously.
Background technology
Differential signal is because of its strong interference immunity, transmission rate height, thereby is widely used in technical field of data transmission.Extensive use along with differential signal, at present, more differential connector has also appearred on the market, but, its differential contact even of existing differential connector does not possess sealing, as shown in Figure 4, existing differential contact even, comprise outer pin 20, fixedly be inserted with center needle 22 by insulator 21 in the outer pin 20, wherein, between outer pin 20 and the insulator 21, all do not have hermetically-sealed construction between insulator 21 and the center needle 22 and on the external circumferential of outer pin 20, make differential connector not possess sealing equally like this.Along with going deep into of differential signal application, the environment of applications scope is also in continuous expansion, require differential connector must have sealing function ability operate as normal under some specific environment for use, obvious existing differential connector is can not satisfy the needs of this kind environment for use.
The utility model content
The purpose of this utility model provides a kind of differential contact even, and a kind of differential connector also is provided simultaneously, does not possess the sealing function problem in order to solve existing differential connector.
For achieving the above object, the utility model adopts following technical scheme: a kind of differential contact even, this differential contact even comprises outer pin, be provided with the through hole that connects its front/rear end in the outer pin, the leading portion axial location of this through hole is provided with insulator, be provided with pressure ring in the back of insulator axial location in the through hole, press between insulator and the pressure ring and be provided with elastic sealed body, the elastic sealed body outer peripheral face is sealed and matched with the hole wall of outer pin through hole, be equipped with the center contact in the insulator, be provided with the contact installing hole that interts and be sealed and matched with each center contact for each center contact in the described elastic sealed body, the rear end of described center contact passes elastic sealed body, and the outside of outer pin is provided with sealing ring at least one.
The periphery of described elastic sealed body is the conical surface near the part of insulator, the conical surface compression fit that is provided with on the hole wall of this conical surface and corresponding outer pin through hole.
The rear portion of described center contact is inserted with switching contact element.
The back segment of the through hole in the described outer pin is bolted with clamp nut, and the front end roof pressure of clamp nut is on the rear-locating face of pressure ring.
The rear end of described outer pin is arranged with housing.
A kind of differential connector, comprise housing, insulator and differential contact even, described insulator seal is installed in the housing, described differential contact even sealing inserting is in insulator, this differential contact even comprises outer pin, be provided with the through hole that connects its front/rear end in the outer pin, the leading portion axial location of this through hole is provided with insulator, be provided with pressure ring in the back of insulator axial location in the through hole, press between insulator and the pressure ring and be provided with elastic sealed body, the elastic sealed body outer peripheral face is sealed and matched with the hole wall of outer pin through hole, be equipped with the center contact in the insulator, be provided with the contact installing hole that interts and be sealed and matched with each center contact for each center contact in the described elastic sealed body, the rear end of described center contact passes elastic sealed body, and the outside of outer pin is provided with sealing ring at least one.
The periphery of described elastic sealed body is the conical surface near the part of insulator, the conical surface compression fit that is provided with on the hole wall of this conical surface and corresponding outer pin through hole.
The rear portion of described center contact is inserted with switching contact element.
The back segment of the through hole in the described outer pin is bolted with clamp nut, and the front end roof pressure of clamp nut is on the rear-locating face of pressure ring.
The rear end of described outer pin is arranged with housing.
The differential connector of such scheme, be inserted with differential contact even by the axial sealing ring sealing of differential contact even in its housing, this differential contact even comprises outer pin, be provided with an elastic sealed body in the through hole of outer pin, the both sides of elastic sealed body are respectively equipped with insulator and pressure ring, and insulator and pressure ring press elastic sealed body, make elastic sealed body generation strain inwardly hold the center contact tightly, outwards press closer the inwall of outer pin, so just finished the sealing of differential contact even inside.This differential connector has possessed hermetically-sealed construction, has realized sealing function, has satisfied under the bad working environments environment requirement to the differential connector sealing.
In addition, the periphery of this elastic sealed body is the conical surface near the part of insulator, conical surface compression fit with being provided with on the hole wall of corresponding outer pin through hole adopts the mode of the conical surface to cooperate, and it has enough big distortion and realizes sealing function when elastic sealed body is under pressure.
Description of drawings
Fig. 1 is the structural representation of the utility model differential contact even embodiment 1;
Fig. 2 is the structural representation of the utility model differential contact even embodiment 2;
Fig. 3 is the structural scheme of mechanism of the utility model differential connector;
Fig. 4 is the structural representation of existing differential contact even.
Embodiment
The embodiment 1 of the utility model differential contact even shown in Figure 1, comprise outer pin 2, has the through hole that runs through its front/rear end in the outer pin 2, the front portion of through hole is provided with boss 11, the leading portion of through hole is equipped with the insulator 3 by boss 11 axial location, the rear end of insulator 3 is provided with pressure ring 6, be folded with an elastic sealed body 5 between pressure ring 6 and the insulator 3, the periphery of elastic sealed body 5 is the conical surface near the part of insulator, the conical surface compression fit that is provided with on the hole wall of this conical surface and corresponding outer pin 2 through holes, the rear end that is arranged in the contact pin contacting piece 1 in the insulator 3 is passed elasticity and is passed elastic sealed body 5, elastic sealed body 5 is inwardly held contact pin contacting piece 1 tightly, outwards presses closer outer pin 2.The rear end of outer pin 2 is bolted with a clamp nut 7, and the front end face of clamp nut 7 is pressed on the rear-locating face of pressure ring 6, and in addition, the rear sleeve of outer pin 2 is provided with a housing 10.The rear portion of contact pin contacting piece 1 is fitted with switching contact element 8, and the outside of outer pin 2 is provided with twice O RunddichtringO 4.
The embodiment 2 of the utility model differential contact even shown in Figure 2, the difference of itself and embodiment 1 is to use jack contact 9 to replace contact pin contacting pieces 1.
Fig. 1, differential connector of the present utility model shown in Figure 3, comprise housing 12, before being provided with the perforation housing in the housing 12, the insulator installation cavity of rear end face, the middle part of insulator installation cavity is installed with a ring platform, insulator 15 after being equipped with one by this ring platform axial location in the insulator installation cavity, the front end of back insulator 15 is equipped with a preceding insulator 14 that is fixed in the insulator installation cavity, before insulator 14 with afterwards be provided with coaxial differential contact even installing hole between the insulator 15, be inserted with differential contact even 13 in the differential contact even installing hole, wherein, differential contact even 13 comprises outer pin 2, has the through hole that runs through its front/rear end in the outer pin 2, the front portion of through hole is provided with boss 11, the leading portion of through hole is equipped with the insulator 3 by boss 11 axial location, the rear end of insulator 3 is provided with pressure ring 6, be folded with an elastic sealed body 5 between pressure ring 6 and the insulator 3, the periphery of elastic sealed body 5 is the conical surface near the part of insulator, the conical surface compression fit that is provided with on the hole wall of this conical surface and corresponding outer pin 2 through holes, the rear end that is arranged in the contact pin contacting piece 1 in the insulator 3 passes elastic sealed body 5, elastic sealed body 5 is inwardly held contact pin contacting piece 1 tightly, outwards presses closer outer pin 2.The rear end of outer pin 2 is bolted with a clamp nut 7, and the front end face of clamp nut 7 is pressed on the rear-locating face of pressure ring 6, and in addition, the rear sleeve of outer pin 2 is provided with a housing 10.The rear portion of contact pin contacting piece 1 is fitted with switching contact element 8, and the outside of outer pin 2 is provided with twice O RunddichtringO 4.Certainly, the differential contact even described in the embodiment 2 of also available the novel differential contact even of use of differential contact even herein.In addition, the outside of housing 12 is provided with a connection plate 17, and bayonet socket joint pin 16 is installed on the connection plate 17.
Claims (10)
1. differential contact even, it is characterized in that: this differential contact even comprises outer pin, be provided with the through hole that connects its front/rear end in the outer pin, the leading portion axial location of this through hole is provided with insulator, be provided with pressure ring in the back of insulator axial location in the through hole, press between insulator and the pressure ring and be provided with elastic sealed body, the elastic sealed body outer peripheral face is sealed and matched with the hole wall of outer pin through hole, be equipped with the center contact in the insulator, be provided with the contact installing hole that interts and be sealed and matched with each center contact for each center contact in the described elastic sealed body, the rear end of described center contact passes elastic sealed body, and the outside of outer pin is provided with sealing ring at least one.
2. differential contact even according to claim 1 is characterized in that: the periphery of described elastic sealed body is the conical surface near the part of insulator, the conical surface compression fit that is provided with on the hole wall of this conical surface and corresponding outer pin through hole.
3. differential contact even according to claim 1 and 2 is characterized in that: the rear portion of described center contact is inserted with switching contact element.
4. differential contact even according to claim 3 is characterized in that: the back segment of the through hole in the described outer pin is bolted with clamp nut, and the front end roof pressure of clamp nut is on the rear-locating face of pressure ring.
5. differential contact even according to claim 4 is characterized in that: the rear end of described outer pin is arranged with housing.
6. differential connector, comprise housing, insulator and differential contact even, it is characterized in that: described insulator seal is installed in the housing, described differential contact even sealing inserting is in insulator, this differential contact even comprises outer pin, be provided with the through hole that connects its front/rear end in the outer pin, the leading portion axial location of this through hole is provided with insulator, be provided with pressure ring in the back of insulator axial location in the through hole, press between insulator and the pressure ring and be provided with elastic sealed body, the elastic sealed body outer peripheral face is sealed and matched with the hole wall of outer pin through hole, be equipped with the center contact in the insulator, be provided with the contact installing hole that interts and be sealed and matched with each center contact for each center contact in the described elastic sealed body, the rear end of described center contact passes elastic sealed body, and the outside of outer pin is provided with sealing ring at least one.
7. differential connector according to claim 6 is characterized in that: the periphery of described elastic sealed body is the conical surface near the part of insulator, the conical surface compression fit that is provided with on the hole wall of this conical surface and corresponding outer pin through hole.
8. according to claim 6 or 7 described differential connectors, it is characterized in that: the rear portion of described center contact is inserted with switching contact element.
9. differential connector according to claim 8 is characterized in that: the back segment of the through hole in the described outer pin is bolted with clamp nut, and the front end roof pressure of clamp nut is on the rear-locating face of pressure ring.
10. differential connector according to claim 9 is characterized in that: the rear end of described outer pin is arranged with housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200888972U CN201413919Y (en) | 2009-03-11 | 2009-03-11 | Difference contact couple and difference connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200888972U CN201413919Y (en) | 2009-03-11 | 2009-03-11 | Difference contact couple and difference connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201413919Y true CN201413919Y (en) | 2010-02-24 |
Family
ID=41715800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200888972U Expired - Fee Related CN201413919Y (en) | 2009-03-11 | 2009-03-11 | Difference contact couple and difference connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201413919Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102522661A (en) * | 2011-12-12 | 2012-06-27 | 中国航空无线电电子研究所 | Digital difference video transmission device among airborne electronic equipment |
| CN102683991A (en) * | 2012-05-17 | 2012-09-19 | 遵义精星航天电器有限责任公司 | Hermetic sealing differential connector socket |
| CN102761016A (en) * | 2012-08-02 | 2012-10-31 | 贵州航天电器股份有限公司 | High-temperature-resistant air-tight difference connector socket |
| CN110137735A (en) * | 2019-05-22 | 2019-08-16 | 贵州航天电器股份有限公司 | A kind of detachable electric connector of sealing |
-
2009
- 2009-03-11 CN CN2009200888972U patent/CN201413919Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102522661A (en) * | 2011-12-12 | 2012-06-27 | 中国航空无线电电子研究所 | Digital difference video transmission device among airborne electronic equipment |
| CN102683991A (en) * | 2012-05-17 | 2012-09-19 | 遵义精星航天电器有限责任公司 | Hermetic sealing differential connector socket |
| CN102761016A (en) * | 2012-08-02 | 2012-10-31 | 贵州航天电器股份有限公司 | High-temperature-resistant air-tight difference connector socket |
| CN110137735A (en) * | 2019-05-22 | 2019-08-16 | 贵州航天电器股份有限公司 | A kind of detachable electric connector of sealing |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20180226751A1 (en) | Blind mating and floating rf connector assembly with low intermodulation | |
| WO2005070050A3 (en) | Electrical connector having a spring to facilitate mounting | |
| CN201498753U (en) | Direct push-pull watertight connector component and plug and socket thereof | |
| CN101615748A (en) | Straight cutting pulls out water-sealed connector component and plug and socket thereof | |
| CN102751617B (en) | A kind of Anti-loose screw thread coupling and assembly thereof | |
| CN201413919Y (en) | Difference contact couple and difference connector | |
| CN101540452B (en) | Air-tight sealing filtering socket | |
| CN101740965A (en) | Fast plugging and self-locking coaxial connector | |
| CN102683995A (en) | Water-seal electric connector | |
| CN201909862U (en) | Video optical fiber transceiver component and socket thereof | |
| CN201413916Y (en) | Radio frequency coaxial connector | |
| CN201126906Y (en) | RF coaxial connector with rapid-insertion self-locking | |
| CN201303093Y (en) | Electric contact device applied on coaxial connector | |
| CN203553477U (en) | Sealing structure, connector housing, connector and connector assembly | |
| CN201904495U (en) | Anti-explosion electric connector | |
| CN201259958Y (en) | Electric connector | |
| CN109193245B (en) | Anti-dragging connecting assembly used under water | |
| CN208078308U (en) | A kind of plug and connector | |
| CN202474397U (en) | Underwater anti-pressure hermetically-sealed connector | |
| CN220544385U (en) | Waterproof dustproof Type-C connector | |
| CN207624985U (en) | Rectangle high pressure Electric socket connector | |
| CN214100182U (en) | Hardware terminal connecting structure | |
| CN201146306Y (en) | Feeding-antenna pin connector | |
| CN219610835U (en) | USB connector and electronic equipment | |
| CN201118018Y (en) | Plug jack connector |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder |
Address after: 471003 Luoyang high tech Development Zone, Henan, Zhou Shan Road, No. 10 Patentee after: Zhonghang Photoelectric Science & Technology Co., Ltd. Address before: 471003 Zhou Shan Road, Jianxi District, Henan, Luoyang Patentee before: Zhonghang Photoelectric Science & Technology Co., Ltd. |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100224 Termination date: 20130311 |