CN201373930Y - MT contact pin optical fiber connector and connector shell thereof - Google Patents
MT contact pin optical fiber connector and connector shell thereof Download PDFInfo
- Publication number
- CN201373930Y CN201373930Y CN200920088283U CN200920088283U CN201373930Y CN 201373930 Y CN201373930 Y CN 201373930Y CN 200920088283 U CN200920088283 U CN 200920088283U CN 200920088283 U CN200920088283 U CN 200920088283U CN 201373930 Y CN201373930 Y CN 201373930Y
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- Prior art keywords
- contact pin
- housing
- installation cavity
- connector
- joints
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Abstract
The utility model relates to an MT contact pin optical fiber connector which comprises a shell. The shell is internally provided with at least one channel which extends along the inserting and connecting direction of the connector and runs through the front end surface and the back end surface of the shell, two ends of the channel correspond to the inserting and connecting end and a cable entering end of the connector respectively, the channel is internally provided with an MT contact pin installing cavity next to the inserting and connecting end and a spring installing cavity next to the cable entering end, the MT contact pin installing cavity is internally inserted and equipped with an MT contact pin in a one-way thrust way, the MT contact pin installing cavity is internally provided with a contact pin turning back clearance at the side close to the spring installing cavity, the spring installing cavity is internally provided with a spring which is pressed between the shell and the tail of the MT contact pin correspondingly in a pressing way, and the shell comprises a front shell and a back shell which are fixedly connected. When the optical fiber connector is in use, only that the connector which is connected with optical fiber to be conducted and a corresponding and matched connector are inserted into each other can meet the demand on transmitting optical signals, and the operation is simple and the connecting efficiency is high.
Description
Technical field
The utility model relates to a kind of joints of optical fibre, and particularly a kind of joints of optical fibre that use the MT contact pin also relate to the housing of this connector simultaneously.
Background technology
At present, the optical fiber based on the MT contact pin is connected the optical signal transmission field in occupation of main status.U.S. Pat 7090408 discloses a kind of following this MT contact pin type of attachment, two MT contact pins as shown in Figure 1, one is positive MT contact pin 10L, another is cloudy MT contact pin 10R, two MT contact pins extend as shown in Figure 2 along a straight line to after inserting, afterwards, MT contact pin correspondence after two pairs inserted is assembled in the housing, as shown in Figure 3, this housing comprises a lower house 100 and a lid 200, link together by screw retention between lower house 100 and a lid 200, the left end of lid 200 medial surfaces is installed with one and crosses line end platform 300, crosses between line end platform 300 and the positive MT contact pin 10L in the lower house 100 and is folded with a spring 400.Adopt this mode to connect two MT contact pins and can well guarantee the reliability that connects and the persistence of use, but, it is more loaded down with trivial details to connect two MT contact pin operations by this way, inefficiency, the MT contact pin needs the connection end face of optical fiber is carried out cleaning in use after a period of time, the connected mode of such scheme need be taken off the lid 200 that is connected on the lower house 100 by screw earlier and the MT contact pin could be taken out when carrying out the cleaning of MT contact pin, this operation is same more loaded down with trivial details, inefficiency.
The utility model content
The purpose of this utility model provides a kind of MT contact pin joints of optical fibre, a kind of connector shell also is provided simultaneously, in order to solve present employing two MT contact pins to inserting, complex operation in the cleaning that reaches in the future is installed, ineffective problem are installed in same housing.
For achieving the above object, the utility model adopts following technical scheme: a kind of MT contact pin joints of optical fibre, this connector comprises housing, be provided with at least one in the housing and extend the passage that connects the housing front/rear end along connector grafting direction, the two ends of the described passage inserted terminal and the cable of corresponding connector respectively feed end, have the MT contact pin installation cavity of close inserted terminal and the spring installation cavity that feeding is held near cable in the described passage, unidirectional thrust is inserted with the MT contact pin in the described MT contact pin installation cavity, be provided with contact pin rollback gap near spring installation cavity one side in the MT contact pin installation cavity, the corresponding pressure is provided with the spring of roof pressure between housing and MT contact pin afterbody in the spring installation cavity, and described housing comprises procapsid and the back casing that is solidly connected together.
The inserted terminal of the corresponding connector of the front end face of described procapsid, front end face is provided with pilot hole and/or guide finger.
Be respectively equipped with the pilot hole or the register pin of corresponding matching on the connection mating surface of described forward and backward housing.
Described procapsid is in the same place by removable being solidly connected of screw with back casing.
The position limiting structure thrust inserting that described MT contact pin moves to the connector inserted terminal by the block MT contact pin that is arranged in the MT contact pin installation cavity is in housing, described position limiting structure is the step position limiting structure, and this step position limiting structure is excessively to be formed from large to small at the hole of joint profile by the passage in the housing of front and back.
A kind of MT contact pin joints of optical fibre housing, described housing comprises procapsid and the back casing that is solidly connected together, be provided with at least one in this housing and extend the passage that connects the housing front/rear end along connector grafting direction, the two ends of the described passage inserted terminal and the cable of corresponding connector respectively feed end, have the MT contact pin installation cavity of close inserted terminal in the described passage and feed the spring installation cavity of holding, be provided with MT contact pin position limiting structure in the described MT contact pin installation cavity near cable.
The front end face of described procapsid is provided with pilot hole and/or guide finger.
Be respectively equipped with the pilot hole or the register pin of corresponding matching on the connection mating surface of described forward and backward housing.
Described procapsid is in the same place by removable being solidly connected of screw with back casing.
Described MT contact pin position limiting structure is the step position limiting structure, and this step position limiting structure is excessively to be formed from large to small at the hole of joint profile by the passage in the housing of front and back.
The joints of optical fibre of the present utility model need only remain connection the connector of optical fiber of conducting and connector that corresponding matching is used to inserting the requirement that both can satisfy transmitting optical signal during use, simple to operate, the joint efficiency height.In addition, the grafting end face of this programme joints of optical fibre is provided with pilot hole and or the feather key that is used to lead, and pilot hole and or feather key provide guiding support for precisely pegging graft fast of two joints of optical fibre.Also have, corresponding clip is established two ends and is acted on spring on MT contact pin afterbody and the housing respectively in the spring installation cavity, when two joints of optical fibre are pegged graft, spring is compression vertically in the spring installation cavity, the spring installation cavity circumferentially carries out spacing to spring, prevent that spring from the cambered outwards situation in middle part occurring and taking place in pressurized, spring in pressurized the middle part not evagination improved the antivibration ability of connector, guaranteed the good contact of two MT contact pin end faces.
Description of drawings
Fig. 1 is the structural representation that prior art two MT contact pins are pegged graft;
Fig. 2 is the structural representation after prior art two MT contact pins are pegged graft;
Fig. 3 is the blast structural representation that is loaded on after prior art two MT contact pins are pegged graft in the housing;
Fig. 4 is the structural representation of the utility model MT contact pin joints of optical fibre;
Fig. 5 is the perspective view of the utility model MT contact pin joints of optical fibre;
Fig. 6 is the three-dimensional cutaway view of back casing of the present utility model;
Fig. 7 is the structural representation of the utility model connector shell.
Embodiment
Fig. 4, Fig. 5, the MT contact pin joints of optical fibre of the present utility model shown in Figure 6 comprise housing, have the passage 12 that extends and run through the housing front/rear end along this connector grafting direction in the housing.Described housing is made up of procapsid 1 that is fastened together by screw 14 and back casing 2, procapsid 1 is provided with the pilot hole 8 that runs through procapsid 1 front/rear end, is provided with register pin 7 with pilot hole 8 corresponding matching with respect to pilot hole 8 positions on the front end face of back casing 2.The front end of described passage 12 has MT contact pin installation cavity, MT contact pin installation cavity is pre-small post-large ladder square hole, cascaded surface 13 unidirectional thrusts by the ladder square hole in the MT contact pin installation cavity are inserted with MT contact pin 4, be provided with MT contact pin rollback gap 6 in the MT contact pin installation cavity of MT contact pin 4 afterbodys, next-door neighbour MT contact pin installation cavity place is provided with spring installation cavity 5 in the passage 12, the corresponding pressure is provided with spring 3 in the spring installation cavity 5, and an end of described spring 3 contacts with back casing 2, and the other end contacts with the afterbody of MT contact pin 4.
Connector shell of the present utility model shown in Figure 7 comprises the procapsid 1 and the back casing 2 that are fastened together by screw 14.Be provided with the passage 12 that extends and run through the housing front/rear end along this connector grafting direction in this housing, have the MT contact pin installation cavity 30 of close procapsid 1 end and the spring installation cavity 5 of close back casing end in the passage 12, procapsid is provided with the pilot hole 8 that connects procapsid, is provided with register pin 7 with pilot hole 8 corresponding matching with respect to pilot hole 8 positions on the front end face of back casing 2.Have step position limiting structure 13 in the MT contact pin installation cavity 30, step position limiting structure 13 is excessively to be formed from large to small at the hole of joint profile by the passage in the housing of front and back 12.
Claims (10)
1. MT contact pin joints of optical fibre, this connector comprises housing, be provided with at least one in the housing and extend the passage that connects the housing front/rear end along connector grafting direction, it is characterized in that: the two ends of the described passage inserted terminal and the cable of corresponding connector respectively feed end, have the MT contact pin installation cavity of close inserted terminal and the spring installation cavity that feeding is held near cable in the described passage, unidirectional thrust is inserted with the MT contact pin in the described MT contact pin installation cavity, be provided with contact pin rollback gap near spring installation cavity one side in the MT contact pin installation cavity, the corresponding pressure is provided with the spring of roof pressure between housing and MT contact pin afterbody in the spring installation cavity, and described housing comprises procapsid and the back casing that is solidly connected together.
2. the joints of optical fibre according to claim 1 is characterized in that: the inserted terminal of the corresponding connector of the front end face of described procapsid, front end face is provided with pilot hole and/or guide finger.
3. the joints of optical fibre according to claim 1 and 2 is characterized in that: the pilot hole or the register pin that are respectively equipped with corresponding matching on the connection mating surface of described forward and backward housing.
4. the joints of optical fibre according to claim 3 is characterized in that: described procapsid is in the same place by removable being solidly connected of screw with back casing.
5. the joints of optical fibre according to claim 4, it is characterized in that: the position limiting structure thrust inserting that described MT contact pin moves to the connector inserted terminal by the block MT contact pin that is arranged in the MT contact pin installation cavity is in housing, described position limiting structure is the step position limiting structure, and this step position limiting structure is excessively to be formed from large to small at the hole of joint profile by the passage in the housing of front and back.
6. MT contact pin joints of optical fibre housing, it is characterized in that: described housing comprises procapsid and the back casing that is solidly connected together, be provided with at least one in this housing and extend the passage that connects the housing front/rear end along connector grafting direction, the two ends of the described passage inserted terminal and the cable of corresponding connector respectively feed end, have the MT contact pin installation cavity of close inserted terminal in the described passage and feed the spring installation cavity of holding, be provided with MT contact pin position limiting structure in the described MT contact pin installation cavity near cable.
7. joints of optical fibre housing according to claim 6 is characterized in that: the front end face of described procapsid is provided with pilot hole and/or guide finger.
8. according to claim 6 or 7 described joints of optical fibre housings, it is characterized in that: the pilot hole or the register pin that are respectively equipped with corresponding matching on the connection mating surface of described forward and backward housing.
9. joints of optical fibre housing according to claim 8 is characterized in that: described procapsid is in the same place by removable being solidly connected of screw with back casing.
10. joints of optical fibre housing according to claim 9 is characterized in that: described MT contact pin position limiting structure is the step position limiting structure, and this step position limiting structure is excessively to be formed from large to small at the hole of joint profile by the passage in the housing of front and back.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920088283U CN201373930Y (en) | 2009-01-20 | 2009-01-20 | MT contact pin optical fiber connector and connector shell thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920088283U CN201373930Y (en) | 2009-01-20 | 2009-01-20 | MT contact pin optical fiber connector and connector shell thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201373930Y true CN201373930Y (en) | 2009-12-30 |
Family
ID=41500016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920088283U Expired - Fee Related CN201373930Y (en) | 2009-01-20 | 2009-01-20 | MT contact pin optical fiber connector and connector shell thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201373930Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102955202A (en) * | 2011-08-18 | 2013-03-06 | 鸿富锦精密工业（深圳）有限公司 | Optical fiber connecting component |
| CN103874947A (en) * | 2011-07-29 | 2014-06-18 | 莫列斯公司 | Multi-fiber ferrule with a lens plate |
| CN105607195A (en) * | 2016-03-30 | 2016-05-25 | 中航光电科技股份有限公司 | Connector shell and optical fiber connector adopting connector shell |
| CN111190254A (en) * | 2019-12-09 | 2020-05-22 | 中航光电科技股份有限公司 | Optical fiber connector and optical fiber contact member |
-
2009
- 2009-01-20 CN CN200920088283U patent/CN201373930Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103874947A (en) * | 2011-07-29 | 2014-06-18 | 莫列斯公司 | Multi-fiber ferrule with a lens plate |
| US9405076B2 (en) | 2011-07-29 | 2016-08-02 | Molex, Llc | Multi-fiber ferrule with a lens plate |
| CN103874947B (en) * | 2011-07-29 | 2017-05-10 | 莫列斯公司 | Optical fiber assembly and manufacturing method thereof |
| US9759870B2 (en) | 2011-07-29 | 2017-09-12 | Molex, Llc | Multi-fiber ferrule with a lens plate |
| CN102955202A (en) * | 2011-08-18 | 2013-03-06 | 鸿富锦精密工业（深圳）有限公司 | Optical fiber connecting component |
| CN102955202B (en) * | 2011-08-18 | 2015-11-18 | 鸿富锦精密工业（深圳）有限公司 | Joint |
| CN105607195A (en) * | 2016-03-30 | 2016-05-25 | 中航光电科技股份有限公司 | Connector shell and optical fiber connector adopting connector shell |
| CN111190254A (en) * | 2019-12-09 | 2020-05-22 | 中航光电科技股份有限公司 | Optical fiber connector and optical fiber contact member |
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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: 20091230 Termination date: 20140120 |