CN201820015U - Optical fiber rapid connector - Google Patents
Optical fiber rapid connector Download PDFInfo
- Publication number
- CN201820015U CN201820015U CN2010205889442U CN201020588944U CN201820015U CN 201820015 U CN201820015 U CN 201820015U CN 2010205889442 U CN2010205889442 U CN 2010205889442U CN 201020588944 U CN201020588944 U CN 201020588944U CN 201820015 U CN201820015 U CN 201820015U
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- CN
- China
- Prior art keywords
- guide piece
- optical fiber
- shell
- contact pin
- quick connector
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- Expired - Fee Related
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Abstract
The utility model discloses an optical fiber quick connector which comprises a shell, a guide device, a ceramic contact pin and a compaction block, wherein the ceramic contact pin is arranged in a contact pin sleeve at the front end of the guide device, a channel for containing optical fiber is formed by the guide device and the ceramic contact pin, the compaction block is sheathed at the outer side of the middle of the guide device, the guide device, the compaction block and the ceramic contact pin are arranged in the shell, the ceramic contact pin extends out of the front end of the shell, the shell is provided with a groove to expose part of the guide device and the compaction block, and the compaction block moves in the range of the groove and compresses the optical fiber in the guide device forwards. Not only is the optical fiber quick connector simple in structure and convenient in assembly, but also the optical fiber can be directly inserted without pre-embedding the optical fiber or dripping into special liquid, and optical fiber alignment and connection reliability of the optical fiber quick connector can be ensured.
Description
Technical field
The utility model relates to a kind of optical fiber connecting device, particularly relates to a kind of optical fiber quick connector.
Background technology
When optical fiber telecommunications system is installed, must consider optical fiber or optical cable to be connected with each other usually, to realize the connection of optical link with low-loss method.Continuing of optical fiber link can be divided into two kinds of permanent and activity, and permanent continuing adopts welding process or fixed connector to realize mostly; Activity continues, and generally adopts flexible jumper to realize.The flexible jumper of optical fiber, be used to connect two optical fiber or optical cable form the continuous light path can reusable passive device, being widely used in optical fiber transmission line, fibre distribution frame, test optical fiber instrument and the instrument, is the maximum optical passive component of present usage quantity.
The existing joints of optical fibre generally comprise ceramic contact pin, elastic parts, shell, ceramic contact pin is anchored on the front end of shell by elastic parts, after being adhesively fixed in the core hole of optical fiber insertion ceramic contact pin, the assembling external component is connected as long as the joints of optical fibre that assemble are inserted the light and the optical fiber in the adapter that make in the corresponding adapter in the connector.But continuous development along with Fibre Optical Communication Technology, the particularly development of high-speed local area network and optical access network, the optical fiber field erection joint has been inevitable work, and high-quality connector must assemble under factory condition, and on-the-spot the installation is very difficult.
Be used for the quick device that connects of optical fiber at present and mainly fix two optic fibre ends (is the preceding pre-buried optical fiber that dispatches from the factory, and another root is the optical fiber of user's field fabrication) realization fiber alignment by a pair of clamping element.And splash into fluent meterial in the junction, termination to improve translucidus; Hold down gag causes the metallic sheath outside optical fiber to shrink to make two fiber alignments.Such structure presets an end optical fiber in connector in the time of need making in factory, and the butt end of this optical fiber that presets is carried out pre-grinding and it was inserted the optical fiber contact pins gluing, owing to grind complex procedures, optical fiber fractures when grinding and gluing is installed easily, so be easy to cause the rejection rate height, increased cost.And splash into special fluent meterial in the end that two optical fiber of quick coupler connect improving translucidus, but, make the cost of follow-up engineering maintenance also increase because liquid object performance in an environment and a variation can change.After the user inserts optical fiber, need could to find the whether end face applying of two sections optical fiber, and the cut quality of user's cutting optical fibre is also unpredictable, so also makes the cost increasing of installation by follow-up line test.
Summary of the invention
Technical problem to be solved in the utility model is that a kind of high direct insertion optical fiber quick connector of reliability of installing fast and aim at is provided at above-mentioned prior art present situation.
The utility model solves the problems of the technologies described above the technical scheme that is adopted: a kind of optical fiber quick connector, comprise shell, guide piece, ceramic contact pin and compact heap, it is characterized in that: described ceramic contact pin is packed in the contact pin sleeve of described guide piece front end, described guide piece and ceramic contact pin form the passage of an optical fibre, the center section outside of described guide piece is with compact heap, described guide piece, compact heap and ceramic contact pin are packed in the shell and described ceramic contact pin stretches out in the shell front end, have a groove on the described shell and be used for ccontaining described guide piece and compact heap and described guide piece of exposed portions serve and compact heap, described compact heap moves in the scope of groove and compresses optical fiber in the described guide piece forward.Such optical fiber quick connector, not only simple in structure, easy to assembly, and also optical fiber can directly insert and not need pre-buried optical fiber or splash into special liquid, and can guarantee the optical fiber align of optical fiber quick connector and the reliability that is connected.
In order to guarantee that coupling arrangement has certain elasticity and can conveniently be inserted in the corresponding adapter, be with a spring on the rear end of described guide piece, and the size of rear end is less than the center section of described guide piece, and described spring is butted between the center section of the inboard of described shell and described guide piece.
Preferably, described guide piece comprises last guide piece and the following guide piece that is fixed mutually, the described guide piece of going up is sticked in described guide piece center section down, the described centre of guide piece down has a V-type groove, and described spring and described contact pin sleeve lay respectively at the described rear end and the front end of guide piece down.
Can compress described guide piece for compact heap is just moved forward and backward, have through hole in the middle of the described compact heap and be placed in the described guide piece outside, the inswept of described through hole, the rear end is wide.
In order to clamp the optical cable of the connector of packing into, the rear portion of described shell also has anchor clamps, and described anchor clamps comprise and the integrated lower clamp of shell and one and the last anchor clamps that articulate by pivot of described shell.
Preferably, the shell front side of described optical fiber quick connector and rear side have case respectively.
Compared with prior art, advantage of the present utility model is: not only need not be as traditional optical fiber quick connector pre-buried optical fiber in connector, nor with adding some special liquid substances to increase the light transmission that optical fiber connects, lowered the cost of optical fiber quick connector, and this optical fiber quick connector can also guarantee reliability and alignment that optical fiber connects.This optical fiber quick connector is simple in structure, and assembling, easy to process, with low cost is also very convenient and quick when making.
Description of drawings
Fig. 1 is the structural representation of the optical fiber quick connector of the utility model embodiment.
Fig. 2 is the perspective view (removing former and later two cases) of the optical fiber quick connector of the utility model embodiment.
Fig. 3 is the three-dimensional part exploded view of the optical fiber quick connector of the utility model embodiment.
Fig. 4 is the three-dimensional cutaway view of the optical fiber quick connector of the utility model embodiment.
Fig. 5 is the front elevation of the compact heap in the optical fiber quick connector of the utility model embodiment.
Fig. 6 is the cut-open view of the both direction of the compact heap in the optical fiber quick connector of the utility model embodiment, and Fig. 6 a is the cut-open view along A-A line among Fig. 5, and Fig. 6 b is the cut-open view along B-B line among Fig. 5.
Embodiment
Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.
Optical fiber quick connector of the present utility model, shown in Fig. 1-6, this quick coupler comprises shell 5, guide piece 1, ceramic contact pin 2 and compact heap 4.Described guide piece 1 comprises the last guide piece 11 and the following guide piece 12 of mutual engaging, described upward guide piece 11 is fastened on down the center section of guide piece 12, the described front end of guide piece 12 down has contact pin sleeve 14, has through hole in this contact pin sleeve 14 fixedly to be inserted with ceramic contact pin 2.The center section of this time guide piece 12 has the V-type groove 15 of optical fibre, and the described rear end 13 of guide piece 12 down is with spring 3.Described upward guide piece 11 and the passage that following guide piece 12 fastens and middle formation one is passed through for optical fiber.The front side of described shell 5 and rear side also have two cases, front cover shell 6 and rear casing 7, and described rear casing 7 is connected with described shell 5 by screw thread.
The described outside of going up guide piece 11 and following guide piece 12 is with a compact heap 4, and this compact heap 4 can be in the outside, the position slip at V-type groove 15 places of last guide piece 11 and following guide piece 12, promptly described under outside the center section of guide piece 12.The outside of this guide piece 1, compact heap 4 and spring 3 is with shell 5, have groove 53 on the shell 5 in order to guide piece 11 and compact heap 4 on ccontaining compact heap 4 and guide piece 1 and the exposed portions serve, described compact heap 4 just moves in the length range of described groove 53.The least significant end of guide piece 1 has locator protrusions 16 makes this guide piece 1 locate mutually with shell 5.
The diameter of the rear end 13 of following guide piece 12 is slightly less than down the interlude of guide piece 12, so spring 3 just is butted between the center section and shell 5 of described guide piece 12 down.The front end of shell 5 has through hole and exposes ceramic contact pin 2, and the rear end also has through hole 55 and inserts for external cable.The rear end of described shell 5 has anchor clamps, and lower clamp 51 is one-body molded with shell 5, and lower clamp 52 is hinged by pivot on shell 5 54 and shell 5 and opens and closes with respect to lower clamp 51.
When optical fiber is installed, only the outer strip off of optical fiber need be inserted from the rear end through hole 55 of shell 5, the skin of optical fiber is positioned at the outside of anchor clamps guide piece 1, by last lower clamp fiber outer layer is clamped, the front end of optical fiber is inserted into by the V-type groove in the guide piece 1 and removes and stretch out in ceramic contact pin 2 in the ceramic contact pin 2, pass through location and cutting skiving optical fiber head again in the front side of ceramic contact pin 2, can finish the making of optical fiber quick connector.
The structure of this compact heap 4 shown in Fig. 5,6, is the sleeve-like part that has through hole 41 in the middle of, and the front end of the through hole 41 in the middle of the compact heap 4 is narrower, and the rear end broad is placed in the outside of guide piece 1.As shown in Figure 6, narrow at front end on the above-below direction of through hole 41, shown in Fig. 6 a, and on the left and right directions, width is constant, shown in Fig. 6 b.And the top outer of compact heap 4 also has some sipe, operation when being convenient to the user and promoting compact heap 4.After optical fiber inserts this quick coupler and stretches out in ceramic contact pin 2, this compact heap 4 is advanced from back to front, the less part of compact heap 4 front ends just compresses guide piece up and down, compresses the optical fiber in the guide piece 1, makes optical fiber fix.
Such optical fiber quick connector not only need not be as traditional optical fiber quick connector pre-buried optical fiber in connector, nor with adding some special liquid substances to increase the light transmission that optical fiber connects, lowered the cost of optical fiber quick connector.And this optical fiber quick connector is simple in structure, and assembling, easy to process, with low cost is also very convenient and quick when making optical fiber is quick, and this optical fiber quick connector can also guarantee reliability and alignment that optical fiber connects.
In addition to the implementation, the utility model also includes other embodiments, and the technical scheme that all employing equivalents or equivalent substitute mode form all should fall within the protection domain of the utility model claim.
Claims (6)
1. optical fiber quick connector, comprise shell (5), guide piece (1), ceramic contact pin (2) and compact heap (4), it is characterized in that: described ceramic contact pin (2) is packed in the contact pin sleeve (14) of described guide piece (1) front end, described guide piece (1) and ceramic contact pin (2) form the passage of an optical fibre, the center section outside of described guide piece (1) is with compact heap (4), described guide piece (1), compact heap (4) and ceramic contact pin (2) are packed in the shell (5) and described ceramic contact pin (2) stretches out in shell (5) front end, have a groove (53) on the described shell (5) and be used for ccontaining described guide piece (1) and compact heap (4) and described guide piece of exposed portions serve (1) and compact heap (4), described compact heap (4) moves in the scope of groove (53) and compresses optical fiber in the described guide piece (1) forward.
2. optical fiber quick connector as claimed in claim 1, it is characterized in that: be with a spring (3) on the rear end (13) of described guide piece (1), and the size of rear end (13) is less than the center section of described guide piece (1), and described spring (3) is butted between the center section of the inboard of described shell (5) and described guide piece (1).
3. optical fiber quick connector as claimed in claim 2, it is characterized in that: described guide piece (1) comprises last guide piece (11) and the following guide piece (12) that is fixed mutually, the described guide piece (11) of going up is sticked in described guide piece (12) center section down, the described centre of guide piece (12) down has a V-type groove (15), and described spring (3) and described contact pin sleeve (14) lay respectively at the described rear end and the front end of guide piece (12) down.
4. as each described optical fiber quick connector of claim 1-3, it is characterized in that: have through hole (41) in the middle of the described compact heap (4) and be placed in described guide piece (1) outside, the inswept of described through hole (41), the rear end is wide.
5. optical fiber quick connector as claimed in claim 4, it is characterized in that: the rear portion of described shell (5) also has anchor clamps, described anchor clamps comprise with the integrated lower clamp of shell (5) (51) and one with the last anchor clamps (52) of described shell (5) by pivot (54) pivot joint.
6. as claim 1 or 5 described optical fiber quick connectors, it is characterized in that: the shell of described optical fiber quick connector (5) front-end and back-end have case (6,7) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205889442U CN201820015U (en) | 2010-10-29 | 2010-10-29 | Optical fiber rapid connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205889442U CN201820015U (en) | 2010-10-29 | 2010-10-29 | Optical fiber rapid connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201820015U true CN201820015U (en) | 2011-05-04 |
Family
ID=43917964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205889442U Expired - Fee Related CN201820015U (en) | 2010-10-29 | 2010-10-29 | Optical fiber rapid connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201820015U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102162882A (en) * | 2011-05-05 | 2011-08-24 | 宁波和鑫光电科技有限公司 | Optical fiber locker of micro-hole guide matching structure |
| CN102854569A (en) * | 2012-07-25 | 2013-01-02 | 深圳市维度科技有限公司 | Ferrule and optical fiber connector used for optical fiber butt joint and method for achieving optical fiber butt joint |
| CN102854578A (en) * | 2012-07-25 | 2013-01-02 | 深圳市维度科技有限公司 | Optical fiber clamping device and optical fiber connector |
| CN102914826A (en) * | 2011-08-03 | 2013-02-06 | 深圳市恒捷丰光电科技有限公司 | Quick connector for embedded optical fibers |
| WO2014043858A1 (en) * | 2012-09-19 | 2014-03-27 | 一诺仪器（威海）有限公司 | Optical fiber connecting assembly and optical fiber connector comprising the same |
| CN113281852A (en) * | 2021-06-03 | 2021-08-20 | 南京华脉科技股份有限公司 | On-site terminating optical fiber connecting assembly |
-
2010
- 2010-10-29 CN CN2010205889442U patent/CN201820015U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102162882A (en) * | 2011-05-05 | 2011-08-24 | 宁波和鑫光电科技有限公司 | Optical fiber locker of micro-hole guide matching structure |
| CN102162882B (en) * | 2011-05-05 | 2013-07-17 | 宁波和鑫光电科技有限公司 | Optical fiber locker of micro-hole guide matching structure |
| CN102914826A (en) * | 2011-08-03 | 2013-02-06 | 深圳市恒捷丰光电科技有限公司 | Quick connector for embedded optical fibers |
| CN102854569A (en) * | 2012-07-25 | 2013-01-02 | 深圳市维度科技有限公司 | Ferrule and optical fiber connector used for optical fiber butt joint and method for achieving optical fiber butt joint |
| CN102854578A (en) * | 2012-07-25 | 2013-01-02 | 深圳市维度科技有限公司 | Optical fiber clamping device and optical fiber connector |
| CN102854569B (en) * | 2012-07-25 | 2015-11-18 | 深圳市维度科技有限公司 | The joints of optical fibre and the method realizing fiber alignment |
| CN102854578B (en) * | 2012-07-25 | 2016-01-06 | 深圳市维度科技有限公司 | Optical fiber clamping device and the joints of optical fibre |
| WO2014043858A1 (en) * | 2012-09-19 | 2014-03-27 | 一诺仪器（威海）有限公司 | Optical fiber connecting assembly and optical fiber connector comprising the same |
| CN113281852A (en) * | 2021-06-03 | 2021-08-20 | 南京华脉科技股份有限公司 | On-site terminating optical fiber connecting assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110504 Termination date: 20121029 |