CN104122625A - Conical connector - Google Patents
Conical connector Download PDFInfo
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- CN104122625A CN104122625A CN201410400976.8A CN201410400976A CN104122625A CN 104122625 A CN104122625 A CN 104122625A CN 201410400976 A CN201410400976 A CN 201410400976A CN 104122625 A CN104122625 A CN 104122625A
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- caudal peduncle
- lock pin
- taper
- butterfly
- conical
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Abstract
The invention relates to a component in the field of light guide communication. The invention provides a conical connector aiming at the problem of poor mechanical property of connectors. According to the conical connector, a tail handle is connected with an insertion core; a location element sleeves the junction of the tail handle and an optical cable; an inner column is arranged on the insertion core in a sleeving manner, provided with a sealed end which is in contact connection with one end of the insertion core, and connected with the location element; the tail handle is a conical tail handle; the conical tail handle is a conical sleeve; a small hole is formed in the inner side of the insertion core; the top of the conical sleeve is fixedly connected with the other end of the insertion core; a bare optical fibre section is completely inserted in the small hole in the inner side of the insertion core from the bottom of the conical sleeve; a reinforcing element and a coated optical fibre section are arranged in the conical tail handle and fixed; an inner hole in one end of the location element is a conical inner hole matched with the conical tail handle, and an inner hole in the other end is a butterfly-shaped inner hole matched with a butterfly-shaped electric cable; the butterfly-shaped inner hole is formed in a butterfly-shaped optical cable portion at the junction of a butterfly-shaped optical cable and the conical tail handle; the conical inner hole end is arranged at the conical tail handle end in a sleeving manner, and the conical inner hole end is fixedly connected with an inner column open end. The conical connector is suitable for an optical fibre connector.
Description
Technical field
The present invention relates to the components and parts in optical communications field, particularly a kind of joints of optical fibre.
Background technology
Fiber to the home, and network is disposed just at home on a large scale as following access network.Fiber-to-the-home application main body spreads to commercialization and the terminal users such as building that live alone by utility company, municipality and some Competitive Local Exchange Carriers gradually.
In fiber-to-the-home application, as the primary structure of the leading in cable of registering one's residence---the use amount of butterfly leading in cable is more and more, and butterfly optical cable all needs field fabrication connector, two kinds of methods of making connector below adopt in prior art more:
1, make of field assembled fiber active linker;
2, with tail optical fiber welding;
In prior art, field fabrication connector adopts the second way more.The structure of butterfly optical cable, as shown in Figure 1, optical fiber 3 and reinforcement 2 are tightly bundled together by oversheath 1, and centre can vertically move without any gap.Use the second way to introduce butterfly optical cable, use the method for common caudal peduncle making connector as follows:
As shown in Figure 2, generic connectivity device comprises lock pin 4, caudal peduncle 5, tail cover 9, inner prop 12, metal tail cover 13 and keeper 10.Wherein, the structural drawing of caudal peduncle 5 and lock pin 4; as shown in Figure 3; in caudal peduncle 5, having internal diameter is the cylindrical cavity of 1mm; when connection; as shown in Figure 4; the front portion of butterfly optical cable respective ends can only be formed after peeling off to the bare fibre section of front end and be positioned at the coated fiber section at bare fibre section rear portion; coated fiber section is inserted caudal peduncle; insert lock pin by bare fibre section after caudal peduncle, recycling metal tail cover is set in caudal peduncle and optical cable junction, and is fixed; for being connected of fixing optical cable and caudal peduncle, optical cable is protected.Inner prop is the sleeve of an end opening and other end sealing, and described inner prop is for being connected with the converter of required introducing optical fiber.Inner prop is sheathed on lock pin; keeper is sheathed on the junction of metal tail cover and optical cable, and is connected with inner prop, and lock pin, caudal peduncle and metal tail cover are all arranged in the cavity that inner prop and keeper be connected to form; thereby protection lock pin is fixedly connected with caudal peduncle, make it to be difficult for disconnecting.
But, due to the architectural characteristic of butterfly optical cable, again in conjunction with the method for above-mentioned use generic connectivity device, after being connected with optical cable, common caudal peduncle is fixed by metal tail cover, can cause the optical cable of coupling part to be fixed, lock pin can not produce elastic force by the activity of optical fiber, and the lock pin elastic force that cannot meet regulation meets the mechanical property that presses down stroke 0.6mm.Meanwhile, being connected between optical cable and generic connectivity device is only optical fiber, and the material of optical fiber is quartz glass, external diameter is 250 μ m, can not bear any point external force at all, in use or bearing tension and twist process be easy to rupture, thereby affect the transmission of light signal.
Summary of the invention
Technical matters to be solved by this invention, provides tapered coupling, improves the effect that should not rupture in the mechanical property of lock pin and use procedure to reach.
The present invention solve the technical problem, the technical scheme adopting is, tapered coupling, comprise caudal peduncle, lock pin, inner prop and keeper, described caudal peduncle is connected with lock pin, described keeper is sheathed on caudal peduncle and optical cable coupling part, inner prop is the sleeve of an end opening, inner prop is sheathed on blind end on lock pin and is connected with an end in contact of lock pin, and be connected with keeper, described caudal peduncle is taper caudal peduncle, taper caudal peduncle is conical sleeve, described lock pin inner side is provided with aperture, the top of described conical sleeve is fixedly connected with the lock pin other end, the front end of described butterfly optical cable forms the bare fibre section of front end and is positioned at reinforcement and the coated fiber section at bare fibre section rear portion after peeling off, described bare fibre section is all inserted the aperture of lock pin inner side from the bottom of conical sleeve, reinforcement and coated fiber section are arranged in taper caudal peduncle and fix, the bottom transverse sectional area of described conical sleeve is less than the top cross-sectional area of conical sleeve, one end endoporus of described keeper is the cone-shaped inner hole matching with taper caudal peduncle, the endoporus of the other end is the butterfly endoporus matching with butterfly cable, one end of butterfly endoporus is sheathed on the butterfly optical cable part of butterfly optical cable and taper caudal peduncle coupling part, cone-shaped inner hole end is sheathed on taper caudal peduncle end, cone-shaped inner hole end is fixedly connected with inner prop openend.
Concrete, described conical sleeve top internal diameter is 1.4mm, top internal diameter is 1.6mm.
Concrete, the top outer of described taper caudal peduncle is provided with projection, and described lock pin inner side is to only have the groove matching with projection, and taper caudal peduncle and lock pin are connected and fixed by groove and projection.
Concrete, the material of described lock pin is zirconium dioxide.
Concrete, the material of described taper caudal peduncle is copper.
Concrete, described reinforcement and coated fiber section be arranged in taper caudal peduncle, fuse into one by epoxide-resin glue fixing.
The invention has the beneficial effects as follows, by tapered coupling is provided, tapered coupling comprises lock pin and taper caudal peduncle, and taper caudal peduncle is conical sleeve, and one end of lock pin is connected with the top of taper caudal peduncle, the reinforcement of optical cable and coated fiber section are arranged in taper caudal peduncle and to utilize epoxide-resin glue to fuse into one fixing, optical cable is connected with taper caudal peduncle, not only only has optical fiber, also has reinforcement, reinforcement has formed the protection to optical fiber, makes it should not rupture in application process;
Simultaneously, taper caudal peduncle is conical sleeve, and the reinforcement of optical cable and coated fiber section are fixed from afterbody insertion the glue blow of conical sleeve, because the top of taper is greater than bottom, so can not cause optical fiber to be drawn out because of being subject to pullling of external force in use procedure, and cause signal interruption;
In addition, the present invention has changed after caudal peduncle structure, does not need to use metal tail cover, has reduced and has manufactured a finished product, and assembly device has been lacked simultaneously, has also reduced user's workload;
Have again, in the present invention, change the structure of keeper, making it one end endoporus is the cone-shaped inner hole matching with taper caudal peduncle, the endoporus of the other end is the butterfly endoporus matching with butterfly cable, one end of butterfly endoporus is sheathed on the butterfly optical cable part of butterfly optical cable and taper caudal peduncle coupling part, cone-shaped inner hole end is sheathed on taper caudal peduncle end, cone-shaped inner hole end is fixedly connected with inner prop openend, that keeper is when fixing lock pin is connected with taper caudal peduncle, fix butterfly optical cable, unique butterfly endoporus simultaneously, can make caudal peduncle and optical cable all remain on all the time parallel shafts state, ensure that longitudinal elastic force of the lock pin of regulation presses down the mechanical property of 0.6mm completely.
Brief description of the drawings
Fig. 1 is the structural drawing of butterfly optical cable in background technology of the present invention;
Fig. 2 is the structural drawing of generic connectivity device in background technology of the present invention;
Fig. 3 is the structural drawing of the lock pin in generic connectivity device and caudal peduncle in background technology of the present invention;
Fig. 4 is the johning knot composition of the lock pin in generic connectivity device and caudal peduncle and optical cable in background technology of the present invention;
Fig. 5 is the structural drawing of tapered coupling in the embodiment of the present invention;
Fig. 6 is the structural drawing of the lock pin in tapered coupling and caudal peduncle in the embodiment of the present invention;
Fig. 7 is the johning knot composition of the lock pin in tapered coupling and caudal peduncle and optical cable in the embodiment of the present invention;
Wherein, 1--oversheath, 2-reinforcement, 3-optical fiber, 4-lock pin, 5-caudal peduncle, 6-butterfly optical cable, 7-taper caudal peduncle, 8-shell, 9-tail cover, 10-keeper, 11-spring, 12-inner prop, 13-metal tail cover.
Embodiment
Describe technical scheme of the present invention in detail below in conjunction with drawings and Examples:
The present invention is directed in prior art, after being connected with optical cable, common caudal peduncle is fixed by metal tail cover, can cause the optical cable of coupling part to be fixed, lock pin can not produce elastic force by the activity of optical fiber, and the lock pin elastic force that cannot meet regulation meets the mechanical property that presses down stroke 0.6mm.Simultaneously, being connected between optical cable and generic connectivity device is only optical fiber, and the material of optical fiber is quartz glass, external diameter is 250 μ m, can not bear any point external force at all, in use or bearing tension and twist process be easy to rupture, thereby affect the problem of the transmission of light signal, a kind of tapered coupling is provided, comprise caudal peduncle, lock pin, inner prop and keeper, described caudal peduncle is connected with lock pin, described keeper is sheathed on caudal peduncle and optical cable coupling part, inner prop is sheathed on lock pin, and be connected with keeper, described caudal peduncle is conical sleeve, described lock pin inner side is provided with aperture, the top of described conical sleeve is fixedly connected with lock pin, the front end of described butterfly optical cable forms the bare fibre section of front end and is positioned at reinforcement and the coated fiber section at bare fibre section rear portion after peeling off, described bare fibre section is all inserted the aperture of lock pin inner side from the bottom of conical sleeve, reinforcement and coated fiber section are arranged in caudal peduncle and fix, the bottom transverse sectional area of described conical sleeve is less than the top cross-sectional area of conical sleeve, one end endoporus of described keeper is the cone-shaped inner hole matching with caudal peduncle, the endoporus of the other end is the butterfly endoporus matching with butterfly cable, one end of butterfly endoporus is sheathed on the butterfly optical cable part of butterfly optical cable and caudal peduncle coupling part, cone-shaped inner hole end is sheathed on caudal peduncle end, cone-shaped inner hole end is fixedly connected with inner prop openend.By tapered coupling is provided, tapered coupling is made up of lock pin and caudal peduncle, caudal peduncle is conical sleeve, one end of lock pin is connected with the top of caudal peduncle, and the reinforcement of optical cable and coated fiber section are arranged in caudal peduncle and to utilize epoxide-resin glue to fuse into one fixing, and optical cable is connected with caudal peduncle, not only only has optical fiber, also have reinforcement, reinforcement has formed the protection to optical fiber, makes it should not rupture in application process, simultaneously, caudal peduncle is conical sleeve, and the reinforcement of optical cable and coated fiber section are fixed from afterbody insertion the glue blow of conical sleeve, because the top of taper is greater than bottom, so can not cause optical fiber to be drawn out because of being subject to pullling of external force in use procedure, and cause signal interruption, in addition, the present invention has changed after caudal peduncle structure, does not need to use metal tail cover, has reduced and has manufactured a finished product, and assembly device has been lacked simultaneously, has also reduced user's workload, have again, in the present invention, change the structure of keeper, making it one end endoporus is the cone-shaped inner hole matching with caudal peduncle, the endoporus of the other end is the butterfly endoporus matching with butterfly cable, one end of butterfly endoporus is sheathed on the butterfly optical cable part of butterfly optical cable and caudal peduncle coupling part, cone-shaped inner hole end is sheathed on caudal peduncle end, cone-shaped inner hole end is fixedly connected with inner prop openend, keeper is when fixing lock pin is connected with caudal peduncle, fix butterfly optical cable, unique butterfly endoporus simultaneously, can make caudal peduncle and optical cable all remain on all the time parallel shafts state, ensure that longitudinal elastic force of the lock pin of regulation presses down the mechanical property of 0.6mm completely.
Embodiment
The tapered coupling that this is routine, as shown in Figure 5, comprises taper caudal peduncle 7, lock pin 4, shell 8, tail cover 9, keeper 10, spring 11 and inner prop 12.
Wherein, the structure of taper caudal peduncle 7 and lock pin 4, as shown in Figure 6, described taper caudal peduncle 7 is connected with lock pin 4, and described keeper 10 is sheathed on taper caudal peduncle 7 and butterfly optical cable 6 coupling parts, and inner prop 12 is sheathed on lock pin 4, and is connected with keeper 10.
Wherein, taper caudal peduncle 7 is conical sleeve, described lock pin 4 inner sides are provided with aperture, the top of described conical sleeve is fixedly connected with lock pin 4, as shown in Figure 7, the front end of described butterfly optical cable 6 forms the bare fibre section of front end and is positioned at reinforcement 2 and the coated fiber section at bare fibre section rear portion after peeling off, described bare fibre section is all inserted the aperture of lock pin 4 inner sides from the bottom of conical sleeve, reinforcement 2 and coated fiber section are arranged in taper caudal peduncle 7 and fix, the bottom transverse sectional area of described conical sleeve is less than the top cross-sectional area of conical sleeve, one end endoporus of described keeper 10 is the cone-shaped inner hole matching with taper caudal peduncle 7, the endoporus of the other end is the butterfly endoporus matching with butterfly cable, one end of butterfly endoporus is sheathed on butterfly optical cable 6 parts of butterfly optical cable and caudal peduncle coupling part, cone-shaped inner hole end is sheathed on taper caudal peduncle 7 ends, cone-shaped inner hole end is fixedly connected with inner prop openend.
Concrete, described taper caudal peduncle 7 materials are copper.Described reinforcement 2 and coated fiber section be arranged in taper caudal peduncle 7, fuse into one by epoxide-resin glue fixing.
In prior art; the cylindrical caudal peduncle of many employings; and the front portion of butterfly optical cable respective ends can only be formed after peeling off to the bare fibre section of front end and be positioned at the coated fiber section at bare fibre section rear portion; coated fiber section is inserted caudal peduncle; insert lock pin by bare fibre section after caudal peduncle, recycling metal tail cover is set in caudal peduncle and optical cable junction, and is fixed; for being connected of fixing optical cable and caudal peduncle, optical cable is protected.Being connected between optical cable and generic connectivity device is only optical fiber, and the material of optical fiber is quartz glass, external diameter is 250 μ m, can not bear any point external force at all, in use or bearing tension and twist process be easy to rupture, thereby affect the transmission of light signal.
And in this example; adopting taper caudal peduncle 7 is conical sleeve; one end of lock pin 4 is connected with the top of taper caudal peduncle 7; the reinforcement 2 of butterfly optical cable 6 and coated fiber section are arranged in taper caudal peduncle 7 and to utilize epoxide-resin glue to fuse into one fixing; butterfly optical cable 6 is connected with taper caudal peduncle 7, not only only has optical fiber 3, also has reinforcement 2; reinforcement 2 has formed the protection to optical fiber 3, makes it should not rupture in application process.
Simultaneously, adopting taper caudal peduncle 7 is conical sleeve, and the reinforcement 2 of optical cable and coated fiber section are fixed from afterbody insertion the glue blow of conical sleeve, because the top of taper is greater than bottom, so can not cause optical fiber to be drawn out because of being subject to pullling of external force in use procedure, and cause signal interruption.
Concrete, this routine conical sleeve top internal diameter is 1.4mm, top internal diameter is 1.6mm.But this is a kind of preferred embodiment, the present invention does not limit the internal diameter of conical sleeve.
In prior art; when optical fiber inserts after caudal peduncle and lock pin; utilize metal tail cover to be fixed; although protected like this optical cable; stop optical cable arbitrarily to swing; but can cause the optical cable of coupling part to be fixed, lock pin can not produce elastic force by the activity of optical fiber, and the lock pin elastic force that cannot meet regulation meets the mechanical property that presses down stroke 0.6mm.
The tapered coupling that this is routine; for solving this mechanical performance problems, the taper caudal peduncle 7 that this example adopts, butterfly optical cable 6 is connected with taper caudal peduncle 7; not only only has optical fiber 3; also have reinforcement 2, reinforcement 2 has formed the protection to optical fiber 3, when making it should not rupture in application process; also do not need metal tail cover 13 to be fixed; save a metal device, in having saved cost, also reduced user's workload.
In order further to reach the protection to optical cable; and the effect of raising lock pin mechanical property; this routine tapered coupling has also improved the structure of keeper 10; keeper 10 is sleeve; one end endoporus of sleeve is the cone-shaped inner hole matching with taper caudal peduncle 7; the endoporus of the other end is the butterfly endoporus matching with butterfly optical cable 6; one end of butterfly endoporus is sheathed on butterfly optical cable 6 parts of butterfly optical cable 6 and taper caudal peduncle 7 coupling parts; cone-shaped inner hole end is sheathed on taper caudal peduncle 7 ends, and cone-shaped inner hole end is fixedly connected with inner prop 12 openends.Keeper 10, when fixing lock pin 4 is connected with taper caudal peduncle 7, has been fixed butterfly optical cable 6, and it is movable to make it to be difficult for, and prevents butterfly optical cable 6 and taper caudal peduncle 7 joint breakings.Unique butterfly endoporus simultaneously, can make taper caudal peduncle 7 and optical cable all remain on all the time parallel shafts state, has ensured that longitudinal elastic force of the lock pin 4 of regulation presses down the mechanical property of 0.6mm completely.
Preferably, the top outer of this routine described taper caudal peduncle 7 is provided with projection, and described lock pin 4 inner sides are to only have the groove matching with projection, and taper caudal peduncle 7 is connected and fixed by groove and projection with lock pin 4.After the cone-shaped inner hole end of keeper 10 is fixedly connected with inner prop 12 openends, lock pin 4 and taper caudal peduncle 7 are wrapped in the cavity that keeper 10 and inner prop 12 form, these devices are completely cut off under the effect of external force, ensure that lock pin 4 was disconnected by external force with not being connected of taper caudal peduncle 7.Concrete, the material of described lock pin is zirconium dioxide.
Concrete, the tapered coupling that this is routine, also comprises shell 8 and tail cover 9, shell 8 is connected with tail cover 9, and is arranged at the periphery of inner prop 12, keeper 10 and butterfly optical cable 6, for interconnecting between further fixing inner prop 12, keeper 10 and butterfly optical cable 6.
Below be only concrete exemplary applications of the present invention, to protection scope of the present invention and do not constitute any limitation.Except above-mentioned real-time exception, the present invention can also have other embodiments.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop in the present invention's scope required for protection.
Claims (6)
1. tapered coupling, comprise caudal peduncle (5), lock pin (4), inner prop (12) and keeper (10), described caudal peduncle (5) is connected with lock pin (4), described keeper (10) is sheathed on caudal peduncle (5) and optical cable coupling part, inner prop (12) is the sleeve of an end opening, inner prop (12) is sheathed on the upper blind end of lock pin (4) and is connected with an end in contact of lock pin (4), and be connected with keeper (10), it is characterized in that, described caudal peduncle (5) is taper caudal peduncle (7), taper caudal peduncle (7) is conical sleeve, described lock pin (4) inner side is provided with aperture, the top of described conical sleeve is fixedly connected with lock pin (4) other end, the front end of described butterfly optical cable forms the bare fibre section of front end and is positioned at reinforcement (2) and the coated fiber section at bare fibre section rear portion after peeling off, described bare fibre section is all inserted the aperture of lock pin (4) inner side from the bottom of conical sleeve, reinforcement (2) and coated fiber section are arranged in taper caudal peduncle (7) and fix, the bottom transverse sectional area of described conical sleeve is less than the top cross-sectional area of conical sleeve, one end endoporus of described keeper (10) is the cone-shaped inner hole matching with taper caudal peduncle (7), the endoporus of the other end is the butterfly endoporus matching with butterfly cable, one end of butterfly endoporus is sheathed on the butterfly optical cable part of butterfly optical cable and taper caudal peduncle (7) coupling part, cone-shaped inner hole end is sheathed on taper caudal peduncle (7) end, cone-shaped inner hole end is fixedly connected with inner prop (12) openend.
2. tapered coupling according to claim 1, is characterized in that, described conical sleeve top internal diameter is 1.4mm, and top internal diameter is 1.6mm.
3. tapered coupling according to claim 1, it is characterized in that, the top outer of described taper caudal peduncle (7) is provided with projection, described lock pin (4) inner side is to only have the groove matching with projection, and taper caudal peduncle (7) is connected and fixed by groove and projection with lock pin (4).
4. tapered coupling according to claim 1, is characterized in that, the material of described lock pin (4) is zirconium dioxide.
5. tapered coupling according to claim 1, is characterized in that, the material of described taper caudal peduncle (7) is copper.
6. tapered coupling according to claim 1, is characterized in that, described reinforcement (2) and coated fiber section be arranged at fuse into one by epoxide-resin glue in taper caudal peduncle (7) fixing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410400976.8A CN104122625B (en) | 2014-08-14 | 2014-08-14 | Conical connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410400976.8A CN104122625B (en) | 2014-08-14 | 2014-08-14 | Conical connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104122625A true CN104122625A (en) | 2014-10-29 |
| CN104122625B CN104122625B (en) | 2017-01-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410400976.8A Active CN104122625B (en) | 2014-08-14 | 2014-08-14 | Conical connector |
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| Country | Link |
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| CN (1) | CN104122625B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201464677U (en) * | 2009-07-17 | 2010-05-12 | 君雄光电(深圳)有限公司 | Optical fiber mobile connector and special-purpose claming device capable of being quickly assembled |
| WO2012041840A1 (en) * | 2010-10-01 | 2012-04-05 | Huber+Suhner Ag | Plug-in connector |
| CN103713363A (en) * | 2014-01-03 | 2014-04-09 | 长芯盛（武汉）科技有限公司 | Connecting assembly of USB 3.0 type optical fiber connector |
| CN203587843U (en) * | 2013-11-29 | 2014-05-07 | 江苏欣达通信科技股份有限公司 | Prefabricated formed butterfly-shaped optical cable connector |
-
2014
- 2014-08-14 CN CN201410400976.8A patent/CN104122625B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201464677U (en) * | 2009-07-17 | 2010-05-12 | 君雄光电(深圳)有限公司 | Optical fiber mobile connector and special-purpose claming device capable of being quickly assembled |
| WO2012041840A1 (en) * | 2010-10-01 | 2012-04-05 | Huber+Suhner Ag | Plug-in connector |
| CN203587843U (en) * | 2013-11-29 | 2014-05-07 | 江苏欣达通信科技股份有限公司 | Prefabricated formed butterfly-shaped optical cable connector |
| CN103713363A (en) * | 2014-01-03 | 2014-04-09 | 长芯盛（武汉）科技有限公司 | Connecting assembly of USB 3.0 type optical fiber connector |
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| Publication number | Publication date |
|---|---|
| CN104122625B (en) | 2017-01-18 |
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