CN203025390U - Optical fiber quick connector - Google Patents
Optical fiber quick connector Download PDFInfo
- Publication number
- CN203025390U CN203025390U CN 201320069818 CN201320069818U CN203025390U CN 203025390 U CN203025390 U CN 203025390U CN 201320069818 CN201320069818 CN 201320069818 CN 201320069818 U CN201320069818 U CN 201320069818U CN 203025390 U CN203025390 U CN 203025390U
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- CN
- China
- Prior art keywords
- optical fiber
- caudal peduncle
- quick connector
- core
- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to an optical fiber quick connector. The quick connector comprises a ceramic inserted core, an inner core, a shell and a tail sleeve, wherein an optical fiber is pre-buried in the ceramic inserted core; the ceramic inserted core penetrates through the inner core; the shell is sleeved outside the inner core; the tail sleeve is arranged at the rear end of the connector; a tail handle is fixedly arranged on the ceramic inserted core; the front end of the tail handle is connected in the inner core through key joint; a spring and a retainer are sleeved on the tail handle; the front end of the spring is propped against the tail handle, while the rear end of the spring is propped against in the retainer; the retainer is connected with the inner core; a connecting piece is fixedly connected to the rear end of the tail handle; and the tail sleeve is connected to the connecting piece. According to the optical fiber quick connector, the ceramic inserted core is connected with the tail sleeve through the connecting piece connected with the tail handle, the tail sleeve synchronously moves with the ceramic inserted core and the optical fiber, so as to prevent the optical fiber in the tail sleeve from bending and even being broken; and the optical fiber quick connector can greatly reduce loss, protect the optical fiber and enhance reliability.
Description
(1) technical field
The utility model relates to a kind of optical fiber quick connector, relates in particular to a kind of SC type joints of optical fibre.
(2) background technology
Optical fiber quick connector can be realized removably connecting between fibre circuit and equipment, and fiber adapter is commonly called as ring flange, is the device of realizing the accurate docking of fiber end face, is the bridge that connector connects.optical fiber quick connector comprises the ceramic insertion core that is embedded with optical fiber, ceramic insertion core is located in an interior in-core, inner core arranges shell outward, connector rear end is the tail cover, optical fiber passes the tail cover, sheathed spring and spring stop on ceramic insertion core, in prior art, tail cover is general and inner core is fixed together or be fixedly connected on retainer by a connection piece, be that the tail cover is fixing immotile, when joints of optical fibre incoming fiber optic adapter, in order to can be good at docking, effect due to spring, ceramic insertion core can oneself carry out adjustment of displacement, namely have certain elastic force and realize well docking, the optical fiber on ceramic insertion core bends with respect to the tail cover, this cause the fibre loss increase even optical fiber fracture.
(3) summary of the invention
In order to overcome above-mentioned deficiency of the prior art, the utility model provides a kind of optical fiber quick connector that can avoid optical fiber to bend and even fracture when access.
The technical scheme in the invention for solving the technical problem is:
a kind of optical fiber quick connector, comprise the ceramic insertion core that is embedded with optical fiber, the inner core that supplies ceramic insertion core to wear, be set in the outer shell of inner core and the tail cover that is positioned at connector rear end, be installed with caudal peduncle on described ceramic insertion core, the front end key of described caudal peduncle is connected to described interior in-core, a sheathed spring and a retainer on described caudal peduncle, the front end of described spring is conflicted on described caudal peduncle, conflict and be connected in described retainer in the rear end of described spring, described retainer connects described inner core, the rear end of described caudal peduncle is fixedly connected with a connection piece, described tail cover is connected on described web member.
As preferably, web member connects described caudal peduncle by engage thread.
As preferably, the rear end of caudal peduncle is provided with external thread, and the front end of described web member is provided with internal thread.
As preferably, web member connects described caudal peduncle by the buckle mode.
As preferably, the rear end of caudal peduncle is provided with clasp, and the front end of described web member is provided with the catching groove that can buckle into described clasp.
As preferably, the rear end of web member is provided with buckle teeth, and described tail puts and is provided with button hole, and described buckle teeth buckles in described button hole.
As preferably, the both sides of inner core are respectively arranged with through hole, and the outside surface of the both sides of described retainer is respectively arranged with lug, and described lug embeds and is connected in described through hole.
rear end at caudal peduncle connects the tail cover by a connection piece, and caudal peduncle is to be installed on ceramic insertion core, tail cover and ceramic insertion core are synchronized with the movement, during the optical fiber quick connector couple in adapter, the ceramic insertion core front end is conflicted mutually, during ceramic insertion core resilience backward, Compress Spring, because the lug of the outside surface of retainer is embedded in the through hole of inner core, retainer is fixed, the relative inner core of ceramic insertion core and retainer move backward, drive the caudal peduncle on ceramic insertion core, optical fiber moves backward, caudal peduncle drives again web member and moves backward, and web member drives the motion backward of tail cover, web member, optical fiber and tail cover are synchronized with the movement, be that optical fiber is motionless with respect to the tail cover, Qu Xianxiang can't occur in optical fiber in the tail cover, more can not fracture, this has just reduced loss effectively, avoid optical fiber to fracture.
By connecting the web member of caudal peduncle, the tail cover is synchronized with the movement with ceramic insertion core, tail cover inner core relatively moves backward, can be connected by engage thread or buckle mode or other modes between web member and caudal peduncle, can be connected by buckle mode or other modes between tail cover and web member.
The beneficial effects of the utility model are: ceramic insertion core of the present utility model connects the tail cover by the web member that connects caudal peduncle; tail cover and ceramic insertion core and optical fiber are synchronized with the movement; avoid the optical fiber in the tail cover to occur fully even to fracture; greatly reduced loss; protect optical fiber, increased reliability.
(4) description of drawings
Fig. 1 is the structural representation of embodiment one.
Fig. 2 is the structural representation of the caudal peduncle of embodiment two.
(5) embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Embodiment one:
as shown in Figure 1, a kind of optical fiber quick connector, comprise the ceramic insertion core 4 that is embedded with optical fiber, ceramic insertion core is located in an inner core 3, the outer shell 2 that is arranged with of inner core 3, the rear end of connector is tail cover 16, be installed with caudal peduncle 5 on ceramic insertion core 4, the front end of caudal peduncle 5 is provided with strong 12, interior in-core is provided with adaptive keyway, the caudal peduncle key connects in inner core 3, be arranged with a spring 7 on caudal peduncle, the outer sheathed retainer 8 of spring 7, the front end of spring is conflicted and is connected on the key of caudal peduncle, conflict and connect in retainer 8 in the rear end of spring, the both sides of the outside surface of retainer are respectively arranged with lug 13, the inner core corresponding position is provided with through hole 11, lug 13 is embedded in through hole 11, the rear end of caudal peduncle connects a connection piece 9, the rear end of caudal peduncle 5 arranges external thread 6, the front end of web member 9 arranges adaptive internal thread, web member is threaded with caudal peduncle and can carries out a glue increases connection reliability.The rear end of web member arranges buckle teeth 14, and tail puts and is provided with button hole 15, and buckle teeth 14 buckles in button hole 15, and tail cover 16 is connected on web member.The front end of a ceramic insertion core also sheathed dust cap 1 is used for protecting ceramic insertion core 4.
During installation, spring 7 is set on caudal peduncle 5, is putting retainer 8, and in the inner core 3 of then packing in the lump, web member 9 connects the caudal peduncle rear end, and tail cover 16 connects web members, then puts shell 2.
rear end at caudal peduncle 5 connects tail cover 16 by a connection piece 9, and caudal peduncle is to be installed on ceramic insertion core 4, tail cover 16 and ceramic insertion core 4 are synchronized with the movement, during the optical fiber quick connector couple in adapter, ceramic insertion core 4 front end faces are conflicted mutually, during ceramic insertion core resilience backward, Compress Spring, because the lug 13 of the outside surface of retainer is embedded in the through hole 11 of inner core, retainer is fixed, the relative inner core 3 of ceramic insertion core 4 and retainer 8 move backward, drive the caudal peduncle 5 on ceramic insertion core, optical fiber moves backward, caudal peduncle drives again web member 9 and moves backward, and web member drives the motion backward of tail cover, web member 9, optical fiber and tail cover 16 are synchronized with the movement, be that optical fiber is motionless with respect to tail cover 16, Qu Xianxiang can't occur in optical fiber in the tail cover, more can not fracture, this has just reduced loss effectively, avoid optical fiber to fracture.
By connecting the web member of caudal peduncle, the tail cover is synchronized with the movement with ceramic insertion core, and tail cover inner core relatively moves backward, in prior art, the tail cover maintains static, and song has occured the relative tail cover of optical fiber backward, has avoided the optical fiber in the tail cover to occur fully even to fracture.
Embodiment two: web member is to connect caudal peduncle by the buckle mode, namely is provided with clasp 17 in the rear end of caudal peduncle 5, and the front end of web member is provided with the catching groove that can buckle into clasp, and other structures are identical with embodiment.Certainly web member can also connect caudal peduncle by other means.
Ceramic insertion core of the present utility model connects the tail cover by the web member that connects caudal peduncle, and tail cover and ceramic insertion core and optical fiber are synchronized with the movement, and avoids the interior optical fiber of tail cover to bend and even fractures, and has greatly reduced loss, has protected optical fiber, has increased reliability.
Claims (7)
1. optical fiber quick connector, comprise the ceramic insertion core that is embedded with optical fiber, the inner core that supplies ceramic insertion core to wear, be set in the outer shell of inner core and the tail cover that is positioned at connector rear end, be installed with caudal peduncle on described ceramic insertion core, the front end key of described caudal peduncle is connected to described interior in-core, a sheathed spring and a retainer on described caudal peduncle, the front end of described spring is conflicted on described caudal peduncle, conflict and be connected in described retainer in the rear end of described spring, described retainer connects described inner core, it is characterized in that: the rear end of described caudal peduncle is fixedly connected with a connection piece, described tail cover is connected on described web member.
2. a kind of optical fiber quick connector according to claim 1, it is characterized in that: described web member connects described caudal peduncle by engage thread.
3. a kind of optical fiber quick connector according to claim 2, it is characterized in that: the rear end of described caudal peduncle is provided with external thread, and the front end of described web member is provided with internal thread.
4. a kind of optical fiber quick connector according to claim 1, it is characterized in that: described web member connects described caudal peduncle by the buckle mode.
5. a kind of optical fiber quick connector according to claim 4, it is characterized in that: the rear end of described caudal peduncle is provided with clasp, and the front end of described web member is provided with the catching groove that can buckle into described clasp.
6. the described a kind of optical fiber quick connector of according to claim 1-5 any one, it is characterized in that: the rear end of described web member is provided with buckle teeth, and described tail puts and is provided with button hole, and described buckle teeth buckles in described button hole.
7. a kind of optical fiber quick connector according to claim 6, it is characterized in that: the both sides of described inner core are respectively arranged with through hole, and the outside surface of the both sides of described retainer is respectively arranged with lug, and described lug embeds and is connected in described through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320069818 CN203025390U (en) | 2013-01-31 | 2013-01-31 | Optical fiber quick connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320069818 CN203025390U (en) | 2013-01-31 | 2013-01-31 | Optical fiber quick connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203025390U true CN203025390U (en) | 2013-06-26 |
Family
ID=48649366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320069818 Expired - Fee Related CN203025390U (en) | 2013-01-31 | 2013-01-31 | Optical fiber quick connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203025390U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104216075A (en) * | 2014-09-15 | 2014-12-17 | 苏州天孚光通信股份有限公司 | Engineering plastic insulation type component |
| CN104238039A (en) * | 2014-09-29 | 2014-12-24 | 中航光电科技股份有限公司 | MT type optical fiber contact element and optical connector using same |
-
2013
- 2013-01-31 CN CN 201320069818 patent/CN203025390U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104216075A (en) * | 2014-09-15 | 2014-12-17 | 苏州天孚光通信股份有限公司 | Engineering plastic insulation type component |
| CN104238039A (en) * | 2014-09-29 | 2014-12-24 | 中航光电科技股份有限公司 | MT type optical fiber contact element and optical connector using same |
| CN104238039B (en) * | 2014-09-29 | 2016-03-23 | 中航光电科技股份有限公司 | MT type optical fiber contact and use the optical connector of this contact element |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20130626 Termination date: 20220131 |