CN204790071U - Optical fiber connector - Google Patents
Optical fiber connector Download PDFInfo
- Publication number
- CN204790071U CN204790071U CN201520351418.7U CN201520351418U CN204790071U CN 204790071 U CN204790071 U CN 204790071U CN 201520351418 U CN201520351418 U CN 201520351418U CN 204790071 U CN204790071 U CN 204790071U
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- CN
- China
- Prior art keywords
- hole
- tailstock
- insertion core
- ceramic insertion
- voussoir
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- 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.)
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Abstract
The utility model discloses an optical fiber connector, establish the tailstock outside ceramic lock pin including ceramic lock pin and cover, the symmetry was equipped with two recesses on the pottery lock pin was close to the outer circumference of the one end of tailstock, two inboard corresponding recesses of tailstock are equipped with two first through -holes of L type, vertical downthehole being equipped with of the first through -hole of L type can be at the slider of vertical direction removal, the recess was kept away from to the slider one end sets firmly on the lateral wall of the horizontal hole of the first through -hole of L type through the spring, the horizontal hole of the first through -hole of L type is equipped with the voussoir, the wedge every detail of voussoir is to the slider setting, the apex angle of the corresponding voussoir of slider be equipped with can with wedge face complex inclined plane, the voussoir is connected with the screw rod, the screw rod is connected with the nut, the nut is in the fixed outside of locating the tailstock of horizontal direction. The utility model discloses an optic fibre lock pin connector without the injecting glue, makes ceramic lock pin and tailstock fixed firm, extracting when the ceramic lock pin of being convenient for is moreover changed.
Description
Technical field
The utility model relates to optical-fibre communications field, particularly relates to a kind of joints of optical fibre.
Background technology
The joints of optical fibre are the docking two of optical fiber end face precisions, and the luminous energy that launching fiber is exported is coupled to greatest extent and receives in optical fiber.Lock pin is the core component of this joints of optical fibre, and practice and research show the sleeve pipe that metal material is made and lock pin, in wearing quality, temperature stability, rotproofness, and equal Shortcomings.Lock pin in the fiber optic communication connectors produced both at home and abroad at present, adapter extensively adopts zirconia ceramic material.
Ceramic insertion core is the one of fiber stub, it is the ceramic cylinder tubule fired with zirconium dioxide, quality is hard, the pure white exquisiteness of color and luster, its finished product accuracy reaches submicron order, the most frequently used in Networks of Fiber Communications, that quantity is maximum precision positioning parts, usually for the manufacture of the joints of optical fibre, the optically-coupled etc. of device; The main effect of ceramic insertion core is the physics docking realizing optical fiber, usually with tailstock with the use of, simultaneously in tailstock, inject glue and carry out hot setting.The mode of this injecting glue curing optical fiber, is easy to the phenomenon occurring that part fiber or optical fiber together come off together with solidification glue, causes the communication barrier.Therefore, there is provided a kind of connector be connected with tailstock by ceramic insertion core without glue necessary, existing connected mode is connected ceramic insertion core to insert in tailstock, but the mode that this interference connects, when needs carry out replacing ceramic insertion core, be difficult to extract.And this connected mode is along with the growth of service time, it connects and there will be loosening and even come off, and causes working on.
Utility model content
The purpose of this utility model is to provide a kind of joints of optical fibre, without injecting glue, makes ceramic insertion core and tailstock fixation, and is convenient to extracting when ceramic insertion core is changed.
For reaching this object, the utility model by the following technical solutions:
A kind of joints of optical fibre, comprise ceramic insertion core and be set in the tailstock outside described ceramic insertion core, described ceramic insertion core is arranged with two grooves on the excircle of one end of described tailstock, corresponding two the described grooves in inner side of described tailstock are provided with two L-type first through holes, being provided with in the vertical holes of described L-type first through hole can at the slide block of vertical direction movement, described slide block is fixedly arranged on the sidewall of the lateral aperture of described L-type first through hole by spring away from one end of described groove, the lateral aperture of described L-type first through hole is provided with voussoir, the lozenges of described voussoir is arranged towards described slide block, the drift angle of the described voussoir of correspondence of described slide block is provided with the inclined-plane that can coordinate with described lozenges, described voussoir is connected with screw rod, described screw rod is connected with nut, described nut is fixed at the outside of described tailstock in the horizontal direction.
Further, the inclined-plane of described slide block and the angle of vertical direction are less than the lozenges of described voussoir and the angle of vertical direction.
Further, the plane that described voussoir matches with the medial surface of the lateral aperture of described L-type first through hole is provided with groove, and the inner side correspondence of the lateral aperture of described L-type first through hole is provided with flange, and described flange is inserted in described groove.
Further, the external diameter of described nut is greater than the diameter of described L-type first through hole.
Further; the endoporus of described tailstock is step-like hole; described step-like hole comprises the third through-hole for coordinating with described ceramic insertion core; and the second through hole to be communicated with described third through-hole; be provided with protective casing in described second through hole, the inside of described protective casing offers the first optic fibre hole, and the inside of described ceramic insertion core offers the second optic fibre hole; described first optic fibre hole is coaxial with described second optic fibre hole and be communicated with, and optical fiber is through described first optic fibre hole and described second optic fibre hole.
Further; one end of the close tailstock of described ceramic insertion core offers conical socket; described ceramic insertion core is provided with the first cone boss away from one end of tailstock, and described protective casing is near one end of ceramic insertion core to there being the second cone boss, and described second cone boss inserts described conical socket.
Further, described ceramic insertion core is SC-PC single mode ceramic insertion core, and the length range of described SC-PC single mode ceramic insertion core is 10.45-10.55mm, and external diametrical extent is 2.4985-2.4995mm, and inside diameter ranges is 0.125-0.126mm, and concentricity is not more than 1 μm.
Further, the number of described spring is two.
The beneficial effects of the utility model: a kind of joints of optical fibre, comprise ceramic insertion core and be set in the tailstock outside described ceramic insertion core, described ceramic insertion core is arranged with two grooves on the excircle of one end of described tailstock, corresponding two the described grooves in inner side of described tailstock are provided with two L-type first through holes, being provided with in the vertical holes of described L-type first through hole can at the slide block of vertical direction movement, described slide block is fixedly arranged on the sidewall of the lateral aperture of described L-type first through hole by spring away from one end of described groove, the lateral aperture of described L-type first through hole is provided with voussoir, the lozenges of described voussoir is arranged towards described slide block, the drift angle of the described voussoir of correspondence of described slide block is provided with the inclined-plane that can coordinate with described lozenges, described voussoir is connected with screw rod, described screw rod is connected with nut, described nut is fixed at the outside of described tailstock in the horizontal direction, during assembling ceramic lock pin, ceramic insertion core is inserted in tailstock, rotating clockwise nut makes voussoir inwardly slide along screw rod direction, the inclined-plane of the inclined-plane conflict slide block of voussoir makes slide block move downwardly in the groove of ceramic insertion core outer face, make ceramic insertion core and tailstock fixation, now sliding block pull spring, ceramic insertion core is inserted into, when changing ceramic insertion core, rotate counterclockwise nut and voussoir is outwards slided along screw rod direction, the inclined-plane of voussoir departs from the inclined-plane of slide block, and the spring contraction now stretched also pulls slide block to move upward to shift out the groove of ceramic insertion core outer face, and ceramic insertion core is pulled out, it should be noted that, rotating clockwise during assembling ceramic lock pin also can be rotate counterclockwise, and accordingly, rotating counterclockwise during replacing ceramic insertion core also can be rotate clockwise, ceramic insertion core connector of the present utility model, without injecting glue, makes ceramic insertion core and tailstock fixation, and is convenient to extracting when ceramic insertion core is changed.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of joints of optical fibre of the present utility model;
Fig. 2 is the I place enlarged diagram of Fig. 1 of a kind of joints of optical fibre of the present utility model.
Reference numeral is as follows:
1-ceramic insertion core; 11-groove; 12-first cone boss; 13-conical socket; 2-tailstock; 3-optical fiber; 41-L type first through hole; 42-second through hole; 51-nut; 52-screw rod; 6-voussoir; 7-slide block; 8-spring; 9-protective casing; 91-second cone boss.
Embodiment
The technical solution of the utility model is further illustrated by embodiment below in conjunction with accompanying drawing.
As Fig. 1, shown in 2, a kind of joints of optical fibre, the tailstock 2 comprising ceramic insertion core 1 and be set in outside ceramic insertion core 1, ceramic insertion core 1 is arranged with two grooves 11 on the excircle of one end of tailstock 2, corresponding two grooves 11 in inner side of tailstock 2 are provided with two L-type first through holes 41, being provided with in the vertical holes of L-type first through hole 41 can at the slide block 7 of vertical direction movement, slide block 7 is fixedly arranged on the sidewall of the lateral aperture of L-type first through hole 41 by spring 8 away from one end of groove 11, the lateral aperture of L-type first through hole 41 is provided with voussoir 6, the lozenges of voussoir 6 is arranged towards slide block 7, the drift angle of the corresponding voussoir 6 of slide block 7 is provided with the inclined-plane that can coordinate with lozenges, voussoir 6 is connected with screw rod 52, screw rod 52 is connected with nut 51, nut 51 is fixed at the outside of tailstock 2 in the horizontal direction.
During assembling ceramic lock pin 1, ceramic insertion core 1 is inserted in tailstock 2, rotating clockwise nut 51 makes voussoir 6 inwardly slide along screw rod direction, the inclined-plane of the inclined-plane conflict slide block 7 of voussoir 6 makes slide block 7 move downwardly in the groove 11 of ceramic insertion core 1 outer face, now slide block 7 extension spring 8, ceramic insertion core 1 is inserted into and makes ceramic insertion core 1 and tailstock 2 fixation; When changing ceramic insertion core 1, rotating counterclockwise nut 51 makes voussoir 6 outwards slide along screw rod direction, the inclined-plane of voussoir 6 departs from the inclined-plane of slide block 7, the spring 8 that now stretches shrinks the groove 11 pulling slide block 7 to move upward to shift out ceramic insertion core 1 outer face, ceramic insertion core 1 is pulled out, and it should be noted that, rotating clockwise during assembling ceramic lock pin also can be rotate counterclockwise, accordingly, rotating counterclockwise during replacing ceramic insertion core also can be rotate clockwise.
Further, the inclined-plane of slide block 7 and the angle of vertical direction are less than the lozenges of voussoir 6 and the angle of vertical direction, continue conflict slide block 7 and slide block 7 is moved downward to make voussoir 6.
Further, the plane that voussoir 6 matches with the medial surface of the lateral aperture of L-type first through hole 41 is provided with groove, the inner side correspondence of the lateral aperture of L-type first through hole 41 is provided with flange, and flange is inserted in groove, does not slide in other directions to make voussoir slide along screw rod direction.
Further, the external diameter of nut 51 is greater than the diameter of L-type first through hole 41, relies on tailstock limit be unlikely to enter L-type first through hole inside to make nut.
Further, the endoporus of tailstock 2 is step-like hole, step-like hole comprises the third through-hole for coordinating with ceramic insertion core, and the second through hole 42 to be communicated with third through-hole, protective casing 9 is provided with in second through hole 42, the inside of protective casing 9 offers the first optic fibre hole, the inside of ceramic insertion core 1 offers the second optic fibre hole, first optic fibre hole is coaxial with the second optic fibre hole and be communicated with, one end of the close tailstock 2 of ceramic insertion core 1 offers conical socket 13, ceramic insertion core 1 is provided with the first cone boss away from one end of tailstock 2, protective casing 9 near one end of ceramic insertion core 1 to there being the second cone boss 91, second cone boss 91 inserts conical socket 13, optical fiber 3 is through the first optic fibre hole and the second optic fibre hole, do not bent to protect optical fiber and damaged.
Further, ceramic insertion core 1 is SC-PC single mode ceramic insertion core, and the length range of SC-PC single mode ceramic insertion core is 10.45-10.55mm, and external diametrical extent is 2.4985-2.4995mm, and inside diameter ranges is 0.125-0.126mm, and concentricity is not more than 1 μm.
Further, the number of spring 8 is multiple, is preferably two, to make spring force enough large to pull slide block to move up and down.
Obviously, above-described embodiment of the present utility model is only used to clearly demonstrate the utility model example, and is not the restriction to embodiment of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.All do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., within the protection domain that all should be included in the utility model claim.
Claims (8)
1. joints of optical fibre, comprise ceramic insertion core (1) and be set in described ceramic insertion core (1) tailstock outward (2), it is characterized in that, described ceramic insertion core (1) is arranged with two grooves (11) on the excircle of one end of described tailstock (2), corresponding two the described grooves (11) in inner side of described tailstock (2) are provided with two L-type first through holes (41), being provided with in the vertical holes of described L-type first through hole (41) can in the slide block of vertical direction movement (7), described slide block (7) is fixedly arranged on the sidewall of the lateral aperture of described L-type first through hole (41) away from one end of described groove (11) by spring (8), the lateral aperture of described L-type first through hole (41) is provided with voussoir (6), the lozenges of described voussoir (6) is arranged towards described slide block (7), the drift angle of the described voussoir of correspondence (6) of described slide block (7) is provided with the inclined-plane that can coordinate with described lozenges, described voussoir (6) is connected with screw rod (52), described screw rod (52) is connected with nut (51), described nut (51) is fixed at the outside of described tailstock (2) in the horizontal direction.
2. a kind of joints of optical fibre according to claim 1, is characterized in that, the inclined-plane of described slide block (7) and the angle of vertical direction are less than the lozenges of described voussoir (6) and the angle of vertical direction.
3. a kind of joints of optical fibre according to claim 1, it is characterized in that, the plane that described voussoir (6) matches with the medial surface of the lateral aperture of described L-type first through hole (41) is provided with groove, the inner side correspondence of the lateral aperture of described L-type first through hole (41) is provided with flange, and described flange is inserted in described groove.
4. a kind of joints of optical fibre according to claim 1, is characterized in that, the external diameter of described nut (51) is greater than the diameter of described L-type first through hole (41).
5. a kind of joints of optical fibre according to claim 1, it is characterized in that, the endoporus of described tailstock (2) is step-like hole, described step-like hole comprises the third through-hole for coordinating with described ceramic insertion core, and the second through hole (42) to be communicated with described third through-hole, protective casing (9) is provided with in described second through hole (42), the inside of described protective casing (9) offers the first optic fibre hole, the inside of described ceramic insertion core (1) offers the second optic fibre hole, described first optic fibre hole is coaxial with described second optic fibre hole and be communicated with, optical fiber (3) is through described first optic fibre hole and described second optic fibre hole.
6. a kind of joints of optical fibre according to claim 5; it is characterized in that; one end of the close tailstock (2) of described ceramic insertion core (1) offers conical socket (13); described ceramic insertion core (1) is provided with the first cone boss away from one end of tailstock (2); described protective casing (9) is near one end of ceramic insertion core (1) to there being the second cone boss (91), and described second cone boss (91) inserts described conical socket (13).
7. a kind of joints of optical fibre according to claim 1, it is characterized in that, described ceramic insertion core (1) is SC-PC single mode ceramic insertion core, the length range of described SC-PC single mode ceramic insertion core is 10.45-10.55mm, external diametrical extent is 2.4985-2.4995mm, inside diameter ranges is 0.125-0.126mm, and concentricity is not more than 1 μm.
8. a kind of joints of optical fibre according to claim 1, is characterized in that, the number of described spring (8) is two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520351418.7U CN204790071U (en) | 2015-05-27 | 2015-05-27 | Optical fiber connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520351418.7U CN204790071U (en) | 2015-05-27 | 2015-05-27 | Optical fiber connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204790071U true CN204790071U (en) | 2015-11-18 |
Family
ID=54530087
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520351418.7U Expired - Fee Related CN204790071U (en) | 2015-05-27 | 2015-05-27 | Optical fiber connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204790071U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110196471A (en) * | 2019-06-04 | 2019-09-03 | 长春光吉科技有限责任公司 | A kind of quick self-positioning locking structure of the high mechanical strength for fiber coupling |
-
2015
- 2015-05-27 CN CN201520351418.7U patent/CN204790071U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110196471A (en) * | 2019-06-04 | 2019-09-03 | 长春光吉科技有限责任公司 | A kind of quick self-positioning locking structure of the high mechanical strength for fiber coupling |
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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: 20151118 Termination date: 20170527 |