CN203616505U - Multi-core optical fiber connector - Google Patents
Multi-core optical fiber connector Download PDFInfo
- Publication number
- CN203616505U CN203616505U CN201320712818.7U CN201320712818U CN203616505U CN 203616505 U CN203616505 U CN 203616505U CN 201320712818 U CN201320712818 U CN 201320712818U CN 203616505 U CN203616505 U CN 203616505U
- Authority
- CN
- China
- Prior art keywords
- connector
- socket
- pin
- lock pin
- optical fiber
- 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 - Lifetime
Links
- 239000013307 optical fiber Substances 0.000 title claims abstract description 23
- 239000000835 fiber Substances 0.000 claims description 19
- 238000007789 sealing Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 4
- 238000003780 insertion Methods 0.000 abstract description 6
- 230000037431 insertion Effects 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 8
- 238000009434 installation Methods 0.000 description 5
- 238000003032 molecular docking Methods 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 4
- 239000011159 matrix material Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
Images
Abstract
The utility model relates to a multi-core optical fiber connector. The structure comprises a plug connector and a socket connector. The plug connector and the socket connector are provided with at least one rectangular insertion core and rectangular holes used for accommodating the rectangular insertion core. The rectangular insertion cores are movably arranged in the rectangular holes of the plug connector and the socket connector through an elastic component. End portions of the plug connector and the socket connector are provided with a key and a groove which are mutually cooperated and installed. The plug connector and the socket connector are connected and fixed through a connection nut. According to the connector of the utility model, the multi-core rectangular insertion core with the small size is used; one rectangular insertion core can realize optical fiber alignment of 12 cores or 24 cores and more; part processing difficulty is reduced; an external diameter of the multi-core connector is greatly reduced too; compared to single optical fiber grinding, by using the multi-core optical fiber grinding, efficiency is increased and assembling difficulty is reduced. The multi-core optical fiber connector possesses good mechanical environment performance and is suitable for being used in field, airborne, ship-based and other environments.
Description
Technical field
The utility model relates to a kind of joints of optical fibre, especially relate to a kind of multi-fiber connector, this connector is applicable under outdoor rugged surroundings, and such as field, the airborne environment such as carrier-borne, have the mechanical environment performances such as good tension, resistance to compression, waterproof, humidity and salt fog.
Background technology
The joints of optical fibre are exactly accurate two end faces of optical fiber docking, the most important axes alignment that will make exactly two optical fiber, go so that the luminous energy of launching fiber output can be coupled to receive in optical fiber to greatest extent, and make its impact that system is caused reduce to minimum.
At present, the joints of optical fibre of Multi-core number are generally on every optical fiber, to prepare respectively a ceramic contact pin or metal ferrule or termination case after the multifiber in optical cable is stripped out while connection, and then respectively many contact pins or termination case are encased in to optical connector matrix the inside, there is following problem while pegging graft in this connector: the first, matrix need to be processed multiple holes and place contact pin, in the time that core number is more, difficulty of processing is larger, guarantee that the precision in multiple holes is also more difficult simultaneously; The second, owing to adopting many contact pins that separate, can cause connector external diameter larger; Three, in connector device timing, many contact pins are encased in to the matrix the inside of connector, technique is more difficult realization also, easily cause the optical fiber preparing to fracture, if a fibercuts, connector cannot assemble, and the contact pin that need again prepare on all optical fiber guarantees to assemble after length unanimously again.
Summary of the invention
In view of the problem of above-mentioned existence, technical problem to be solved in the utility model is to provide a kind of multi-fiber connector, and these joints of optical fibre are easy to process, size is little and be easy to assembling.
For solving the problems of the technologies described above, the technical solution of the utility model is achieved in that a kind of multi-fiber connector, formed by the pin connector cooperatively interacting and socket connector, on described pin connector and socket connector, be equipped with at least one rectangle lock pin and hold the rectangular opening of rectangle lock pin, described rectangle lock pin is installed in by elastic component activity in the rectangular opening of pin connector and socket connector, the end of described pin connector and socket connector is provided with the key and the groove that cooperatively interact and install, and by attaching nut, pin connector and socket connector are connected and fixed.
Further, the rectangle lock pin of described pin connector is provided with guide hole, and the rectangle lock pin of described socket connector is provided with guide pin, and when described socket connector is connected with pin connector, guide pin is plugged in guide hole.
Further, described socket connector comprises a socket, and described guide pin is by guide pin fixed block supporting and location on rectangle lock pin, and described pin connector comprises a plug body.
Further, described elastic body is spring, and described spring one end is connected with plug body or socket by spring press-cover, and the other end is connected with rectangle lock pin by spring supporting piece.
Further, be pressed with pressing plate in spring press-cover one end, and by screw, pressing plate and plug body or socket be connected and fixed.
Further, described pin connector also comprises middle cover, tapered sleeve and pulling sleeve, and optical fiber is through middle cover, tapered sleeve and pulling sleeve, described plug body one end is connected with middle cover, described tapered sleeve puts in being fixed on by holding screw, puts, and fit with tapered sleeve end face during pulling sleeve is tightened on.
Further, described socket connector also comprises a hood, and is tightened on socket by hood.
Further, in described socket inner rectangular hole and contact and be provided with gasket slot with plug body, in socket gasket slot, be provided with sealing gasket.
The beneficial effects of the utility model: the utility model adopts undersized multicore rectangle lock pin, a rectangle lock pin generally can be realized 12 cores or 24 cores and above fiber alignment, therefore 1 24 core optical connector only need be processed 1 rectangle lock pin mounting hole, 48 core connectors only need be processed 2 rectangle lock pin mounting holes by that analogy, and part difficulty of processing reduces; The size of a rectangle lock pin is only 6.5mm × 2.5mm, can greatly reduce the external diameter of multi-core connector; Grind what a rectangle lock pin just equaled simultaneous grinding 12 cores or 24 core fibres, compare simple optical fiber grinding and improved efficiency, connector device timing only need be arranged on rectangle lock pin in connector rectangular opening by pressing plate, and does not need multifiber to be respectively charged into connector, and assembly difficulty reduces.This multi-fiber connector has good mechanical environment performance, is more suitable for field, the environment such as airborne, carrier-borne uses.
Above-mentioned explanation is only the general introduction of technical solutions of the utility model, in order to better understand technological means of the present utility model, can be implemented according to the content of instructions, and for above and other object of the present utility model, feature and advantage can be become apparent, below especially exemplified by preferred embodiment, and coordinate accompanying drawing, be described in detail as follows.
Accompanying drawing explanation
Fig. 1 is the contour structures schematic diagram of the utility model pin connector.
Fig. 2 is the inner structure schematic diagram of the utility model pin connector.
Fig. 3 is the side structure schematic diagram of the utility model pin connector.
Fig. 4 is the profile schematic diagram of the utility model socket connector.
Fig. 5 is the inner structure schematic diagram of the utility model socket connector.
Fig. 6 is the end face structure schematic diagram of the utility model socket connector.
Fig. 7 is rectangular opening and the gasket slot schematic diagram of socket in this use Novel socket connector.
Fig. 8 is the utility model pin connector and socket connector docking schematic diagram.
Embodiment
Technological means and effect of taking for reaching predetermined goal of the invention for further setting forth the utility model, below in conjunction with accompanying drawing and preferred embodiment, to multi-fiber connector embodiment, structure, feature and effect thereof according to the utility model proposes, be described in detail as follows.
The utility model is a kind of multi-fiber connector, is made up of pin connector 1, socket connector 2 and attaching nut 3.
As shown in Figure 1, Figure 2 and Figure 3, pin connector 1 comprises plug body 10, rectangle lock pin 11, plug spring supporting piece 12, spring 13, spring press-cover 14, pressing plate 15, screw 16, middle cover 17, tapered sleeve 18 and pulling sleeve 19.
Described plug body 10 one end are connected with middle cover 17, tapered sleeve 18 is equipped with in described middle cover 17 other ends inner sides, and described tapered sleeve 18 is set in outer fiber, is fixed on tapered sleeve 18 by overlapping 17 in screw 4 handles, described pulling sleeve 19 is tightened on middle cover 17, and fits with tapered sleeve 18 end faces.Like this, pin connector 1 is in the time of optical cable tension, and pulling force is married again on pulling sleeve 19 by tapered sleeve 18.
In described plug body 10, be provided with installation through hole, described spring press-cover 14, spring 13 and spring supporting piece 12 coordinate in the installation through hole that is placed in plug body 10 successively, optical fiber is through spring press-cover 14, spring 13 and spring supporting piece 12, and spring 13 two ends are connected with spring supporting piece 12 with spring press-cover 14 respectively, and spring press-cover 14 is fixed in plug body 10 by pressing plate 15 and screw 16, between spring supporting piece 12 other ends and plug body 10, form rectangular opening 101, in rectangular opening, be installed on rectangle lock pin 11, this rectangle lock pin 11 is corresponding with optical fiber, in rectangle lock pin 11, be provided with guide hole 111.
As shown in Figures 4 to 7, described socket connector 2 comprises socket 20, rectangle lock pin 21, spring supporting piece 22, spring 23, spring press-cover 24, pressing plate 25, screw 26, hood 27, sealing gasket 28 and guide pin fixed block 29.
Described socket 20 is provided with installation through hole, described spring press-cover 24, spring 23 and spring supporting piece 22 coordinate successively and are placed in this installation through hole, optical fiber is through spring press-cover 24, spring 23 and spring supporting piece 22, and spring 23 two ends are connected with spring supporting piece 22 with spring press-cover 24 respectively, and spring press-cover 24 is fixed in socket 20 by pressing plate 25 and screw 26, in the installation through hole of socket 20, sector hole is rectangular opening 201, in rectangular opening 201, be installed on rectangle lock pin 21, sealing gasket 28 is contained in the gasket slot 202 of socket 20 and contacts with plug body 10, sealing pad groove 202 is arranged on socket 20 inner rectangular hole 201 1 sides.Hood 27 is tightened on socket 20.Described rectangle lock pin 21 is corresponding with optical fiber, is equiped with guide pin 211 in rectangle lock pin 21, and this guide pin 211 is corresponding with the guide hole 111 of pin connector 1.Guide pin 211 supports by guide pin fixed block 29, and described guide pin fixed block is connected with rectangle lock pin.
Described plug body 10 is provided with five keys with the end face that socket 20 joins, described socket 20 is provided with and five five grooves that key is corresponding, while docking as shown in Figure 8, described pin connector 1 and socket connector 2 are realized after preliminary aligning by five grooves on five keys in plug body 10 and socket 20, attaching nut 3 is screwed on socket 20, guide pin 211 is realized in pin connector 1 light path of rectangle lock pin 21 in rectangle lock pin 11 and socket connector 2 and is aimed at, attaching nut 3 continues to screw, now in pin connector 1, in rectangle lock pin 11 and socket connector 2, the 21 end face laminatings of rectangle lock pin realize light path connection, plug body 10 is withstood sealing gasket 28 and is realized connection water-proof function.
Generally can be used for the docking of 1 row's 12 cores or 2 row's 24 core fibres at a rectangle lock pin.The interface connector of comparison with standard, its rectangle lock pin size can be accomplished 6.5mm × 2.5mm, insertion core end face left and right has the guide pin of 0.7mm and guide hole to carry out centering, assembly difficulty is low, this multi-fiber connector has good mechanical environment performance, is more suitable for field, the environment such as airborne, carrier-borne uses.
Every technical solutions of the utility model content that do not depart from, any simple modification, equivalent variations and the modification above embodiment done according to technical spirit of the present utility model, all still belong in the scope of technical solutions of the utility model.
Claims (8)
1. a multi-fiber connector, formed by the pin connector cooperatively interacting and socket connector, it is characterized in that: on described pin connector and socket connector, be equipped with at least one rectangle lock pin and hold the rectangular opening of rectangle lock pin, described rectangle lock pin is installed in by elastic component activity in the rectangular opening of pin connector and socket connector, the end of described pin connector and socket connector is provided with the key and the groove that cooperatively interact and install, and by attaching nut, pin connector and socket connector is connected and fixed.
2. multi-fiber connector according to claim 1, it is characterized in that: the rectangle lock pin of described pin connector is provided with guide hole, the rectangle lock pin of described socket connector is provided with guide pin, and when described socket connector is connected with pin connector, guide pin is plugged in guide hole.
3. multi-fiber connector according to claim 2, is characterized in that: described socket connector comprises a socket, and described guide pin is by guide pin fixed block supporting and location on rectangle lock pin, and described pin connector comprises a plug body.
4. multi-fiber connector according to claim 3, is characterized in that: described elastic body is spring, and described spring one end is connected with plug body or socket by spring press-cover, and the other end is connected with rectangle lock pin by spring supporting piece.
5. multi-fiber connector according to claim 4, is characterized in that: be pressed with pressing plate in spring press-cover one end, and by screw, pressing plate and plug body or socket be connected and fixed.
6. multi-fiber connector according to claim 4, it is characterized in that: described pin connector also comprises middle cover, tapered sleeve and pulling sleeve, optical fiber is through middle cover, tapered sleeve and pulling sleeve, described plug body one end is connected with middle cover, described tapered sleeve puts in being fixed on by holding screw, pulling sleeve puts in being tightened on, and fits with tapered sleeve end face.
7. multi-fiber connector according to claim 4, is characterized in that: described socket connector also comprises a hood, and is tightened on socket by hood.
8. multi-fiber connector according to claim 4, is characterized in that: described socket inside is provided with gasket slot, is provided with sealing gasket and contacts with plug body in socket gasket slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320712818.7U CN203616505U (en) | 2013-11-13 | 2013-11-13 | Multi-core optical fiber connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320712818.7U CN203616505U (en) | 2013-11-13 | 2013-11-13 | Multi-core optical fiber connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203616505U true CN203616505U (en) | 2014-05-28 |
Family
ID=50769136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320712818.7U Expired - Lifetime CN203616505U (en) | 2013-11-13 | 2013-11-13 | Multi-core optical fiber connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203616505U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104155726A (en) * | 2014-08-22 | 2014-11-19 | 北京卫星环境工程研究所 | High-air-tightness multi-core optical fiber through-cabin sealing connector |
-
2013
- 2013-11-13 CN CN201320712818.7U patent/CN203616505U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104155726A (en) * | 2014-08-22 | 2014-11-19 | 北京卫星环境工程研究所 | High-air-tightness multi-core optical fiber through-cabin sealing connector |
| CN104155726B (en) * | 2014-08-22 | 2016-01-20 | 北京卫星环境工程研究所 | High-air-tightness multi-core fiber crossing cabin hermetically sealed connector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140528 |
|
| CX01 | Expiry of patent term |