CN205427240U - SC type optic fibre quick connector of high reliability - Google Patents
SC type optic fibre quick connector of high reliability Download PDFInfo
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- CN205427240U CN205427240U CN201521071211.0U CN201521071211U CN205427240U CN 205427240 U CN205427240 U CN 205427240U CN 201521071211 U CN201521071211 U CN 201521071211U CN 205427240 U CN205427240 U CN 205427240U
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- cramping body
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Abstract
The utility model discloses a SC type optic fibre quick connector of high reliability, it includes: and a housing, the lock pin, white inner core, V type groove cramping body, the main part piece, press from both sides pipe and tail sheath, press from both sides the pipe including the macrostoma end of round platform form and cylindric osculum end, it establishes the afterbody at the main part piece to press from both sides the pipe box, the afterbody of main part piece is equipped with the opening, the afterbody outside of main part piece is equipped with the external screw thread, tail sheath inboard is equipped with the internal thread with matching the external screw, the afterbody inboard of main part piece is equipped with the pawl, go into the macrostoma pot head afterbody of main part piece and fix the optical cable, the internal thread of tail sheath makes the opening of main part piece afterbody fold with the matching the external screw of main part piece, the pawl presss from both sides the crust of tight optical cable, then establish outer shell on the main part piece. The utility model discloses a quick connector easy operation, the optic fibre atress is balanced, and is difficult not hard up, has effectively ensured the transmission of light signal.
Description
Technical field
This utility model relates to joints of optical fibre field, is specifically related to the SC type optical fiber quick connector of a kind of high reliability.
Background technology
Along with the development of optical communication technique, user's request broadband is more and more higher, and fiber entering household (FTTH) becomes the inexorable trend of development.Being difficult to determine by the length of optical cable because registering one's residence, optical cable two terminal adapter must make at the scene, and therefore, the convenient degree of the joints of optical fibre becomes a key factor of restriction optical fiber construction efficiency, and job site quickly terminates and just become requisite construction method.
The quick terminations of existing optical cable has two kinds, the first is to use optical fiber matching fluid, ceramic insertion core preformed fibers directly docks with optical cable and optical fibres, its shortcoming is that the service life of matching fluid is limited, be not suitable for linking for a long time, assembling process is difficult to operation and unbalance stress, the stability causing optical fiber to clamp is bad, affected optical signal transmitted by easily opening after external force, another kind of employing fiber cut is inserted ceramic insertion core and is directly fixed, the method is extremely difficult to concordance because of cutting section and length, easily causes quality of connection unstable, the transmission loss of signal etc..
In order to solve the problems referred to above, employing the joints of optical fibre, the existing frequently-used SC type joints of optical fibre, assemble successfully by ten several parts during optical fiber distribution frame with outside plant, mould and material cost are high, and efficiency of assembling is relatively low.And, the existing frequently-used SC type joints of optical fibre are typically all disposable adapter, it is impossible to reuse, and waste resource, relatively costly.Further, in use, optical cable tensile and union joint angle of bend are excessive for the present joints of optical fibre, and on fiber alignment point, easily produce various problems, cause connection instability and the junction loss of optical fiber connecting portion.
Utility model content
The purpose of this utility model is the problem above overcoming prior art to exist, it is provided that the SC type optical fiber quick connector of a kind of high reliability, quick connector of the present utility model is simple to operate, and optic fibre force equalizes, and is difficult to loosen, the effective guarantee transmission of optical signal.
For realizing above-mentioned technical purpose, reaching above-mentioned technique effect, this utility model is achieved through the following technical solutions:
A kind of SC type optical fiber quick connector of high reliability, comprising: shell, lock pin, white inner core, V-groove cramping body, main component and tail sheath, described lock pin is used for fixing optical fiber, fixed in described V-groove cramping body by described lock pin optical fiber, described lock pin is connected with the front end of described V-groove cramping body, the head of described V-groove cramping body passes described white inner core, and the afterbody of described V-groove cramping body loads in described main component；Also include the clamp being set between described main component and tail sheath, described clamp includes round table-like big opening end and columned osculum end, described clamp is set in the afterbody of described main component, the afterbody of described main component is provided with opening, the lateral tail of described main component is provided with external screw thread, it is provided with, inside described tail sheath, the female thread coordinated with described external screw thread, the tail inner side of described main component is provided with pawl, the afterbody that described big opening end is inserted in described main component is fixed optical cable, the female thread of described tail sheath coordinates so that the opening of described main component afterbody closes up with the external screw thread of described main component, the crust of described pawl clamping optical cable, then described casing is located on described main component.
Preferably, also include V-groove upper cover plate and the circular arc securing member coordinated with described V-groove cramping body, described V-groove cramping body is provided with recess, the chimb of described V-groove upper cover plate and described mating recesses, and described V-groove upper cover plate is locked by described circular arc securing member with described V-groove cramping body.
Preferably, the tail end of described V-groove cramping body is provided with trumpet-shaped optical fiber and imports notch, and described optical fiber imports notch for being penetrated in described V-groove cramping body by optical fiber.
Preferably, the front end of described V-groove cramping body is provided with the grafting set coordinated with described lock pin, and described lock pin inserts in described grafting set.
Preferably, also including spring, described spring housing is on described V-groove cramping body.
Preferably, also include V-groove opener, described V-groove opener is set on described white inner core when assembling, described V-groove upper cover plate is opened or locking by described V-groove opener, described V-groove opener is provided with card base and thimble, described card base fixes described white inner core, and described thimble is used for opening described recess.
Preferably, described white inner core two sides of tail is provided with flat mouth, and both sides, described main component front end are provided with nose, and the flat mouth on described white inner core is fastened with the nose on described main component.
Preferably, described lock pin is built-in type lock pin, is provided with pre-buried optical fiber inside described lock pin.
Preferably, also including dustproof membrane, described dust cap inserts from described shell one end and is enclosed within described lock pin.
The beneficial effects of the utility model are:
One, quick connector of the present utility model be simple to operate, and optic fibre force equalizes, and is difficult to loosen, the effective guarantee transmission of optical signal.
Two, fibre-optic connector structure of the present utility model is simple, it is convenient to process and assemble, substantially increase production and efficiency of assembling, and requirement on machining accuracy is relatively low, the rapid field facilitating implementation optical fiber connection is installed and fixing, stable performance, effectively raises reliability and the service life of adapter that optical fiber connects.
Described above is only the general introduction of technical solutions of the utility model, in order to better understand technological means of the present utility model, and can be practiced according to the content of description, below with preferred embodiment of the present utility model and coordinate accompanying drawing describe in detail as after.Detailed description of the invention of the present utility model is shown in detail in by following example and accompanying drawing thereof.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme in this utility model embodiment technology, in describing embodiment technology below, the required accompanying drawing used is briefly described, apparently, accompanying drawing in describing below is only embodiments more of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is structural representation of the present utility model.
Fig. 2 is that the lock pin in Fig. 1, white inner core, V-groove cramping body, main component, clamp etc. are fitted in structural representation together.
Fig. 3 is to put the assembling structure schematic diagram of shell in Fig. 2.
Wherein, 1-dust cap, 2-shell, 3-lock pin, the pre-buried optical fiber of 31-, the white inner core of 4-, the flat mouth of 41-, 5-V type groove cramping body, 51-recess, 52-grafting set, 53-optical fiber imports notch, 54-spring, 6-V type groove upper cap plate, 7-circular arc securing member, 8-main component, 81-opening, 82-external screw thread, 83-pawl, 84-nose, 9-clamp, 91-big opening end, 92-osculum end, 10-tail sheath, 11-V type groove opener, 110-card base, 111-thimble.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole embodiments.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of this utility model protection.
Embodiment
As it is shown in figure 1, disclose the SC type optical fiber quick connector of a kind of high reliability in the present embodiment, its assembly includes: dust cap 1, shell 2, lock pin 3, white inner core 4, V-groove cramping body 5, main component 8, clamp 9 and tail sheath 10.
Above-mentioned lock pin 3 is used for fixing optical fiber, fixed in above-mentioned V-groove cramping body 5 by above-mentioned lock pin 3 optical fiber, above-mentioned lock pin 3 is connected with the front end of above-mentioned V-groove cramping body 5, the head of above-mentioned V-groove cramping body 5 passes above-mentioned white inner core 4, and the afterbody of above-mentioned V-groove cramping body 5 loads in aforementioned body part 8；Above-mentioned clamp 9 is arranged between aforementioned body part 8 and tail sheath 10, and above-mentioned clamp 9 includes round table-like big opening end 91 and columned osculum end 92, and above-mentioned clamp 9 is set in the afterbody of aforementioned body part 8.Clamp 9 reduces optical cable stress in adapter, it is ensured that the service life that product is more permanent.
Concrete, the structure that the afterbody of aforementioned body part 8 coordinates with clamp 9 is: the afterbody at aforementioned body part 8 is provided with opening 81, the lateral tail of aforementioned body part 8 is provided with external screw thread 82, the female thread coordinated with above-mentioned external screw thread 82 it is provided with inside above-mentioned tail sheath 10, the tail inner side of aforementioned body part 8 is provided with pawl 83, when assembling, the afterbody that above-mentioned big opening end 91 is inserted in aforementioned body part 8 is fixed optical cable, the female thread of above-mentioned tail sheath 10 coordinates knob with the external screw thread 82 of aforementioned body part 8, the opening 81 making aforementioned body part 8 afterbody closes up, above-mentioned pawl 83 clamps the crust of optical cable, then above-mentioned shell 2 is set on aforementioned body part 8.
Concrete, also include V-groove upper cover plate 6 and the circular arc securing member 7 coordinated with above-mentioned V-groove cramping body 5, above-mentioned V-groove cramping body 5 is provided with recess 51, the chimb of above-mentioned V-groove upper cover plate 6 coordinates with above-mentioned recess 51, and above-mentioned V-groove upper cover plate 6 is locked by above-mentioned circular arc securing member 7 with above-mentioned V-groove cramping body 5.The front end of above-mentioned V-groove cramping body 5 is provided with the grafting set 52 coordinated with above-mentioned lock pin 3, and above-mentioned lock pin 3 inserts in above-mentioned grafting set 52.Tail end at above-mentioned V-groove cramping body 5 is provided with trumpet-shaped optical fiber and imports notch 53, and above-mentioned optical fiber imports notch 53 for being penetrated in above-mentioned V-groove cramping body 5 by optical fiber.
Meanwhile, being additionally provided with the spring 54 coordinated with above-mentioned V-type cramping body 5, above-mentioned spring 54 is enclosed within above-mentioned V-groove cramping body 5.
Assemble use for convenience, it is additionally provided with V-groove opener 11, above-mentioned V-groove opener 11 is set in when assembling on above-mentioned white inner core 4, above-mentioned V-groove upper cover plate 6 is opened or locking by above-mentioned V-groove opener 11, above-mentioned V-groove opener 11 is provided with card base 110 and thimble 111, above-mentioned card base 110 is used for fixing above-mentioned white inner core 4, and above-mentioned thimble 111 is used for opening above-mentioned recess 51.
And above-mentioned white inner core 4 two sides of tail is provided with flat mouth 41, and both sides, aforementioned body part 8 front end are provided with nose 84, and the flat mouth 41 on above-mentioned white inner core 4 is fastened with the nose 84 on aforementioned body part 8.
The principle of the optical fiber quick connector in the present embodiment is: the grafting of lock pin 3 and above-mentioned V-groove cramping body 5 front end is overlapped 52 and is integrally fixed formula structure by crimping assembling, in the present embodiment, above-mentioned lock pin 3 uses solidified glue that optical fiber is fixed with lock pin 5, other fixed forms can also be used in other embodiments, and the most above-mentioned lock pin 3 is built-in type lock pin, above-mentioned lock pin 3 is internal pre-buried optical fiber 31, pre-buried light, 31 and field optical fibers fixed in above-mentioned V-groove cramping body 5, headspace is had inside joint, optical fiber pre-sets certain remaining length and is reserved in V-groove cramping body 5 groove, even if producing displacement when tail end is fixed, also bit shift compensation and Stress Release can be carried out herein.
Injecting matching fluid in above-mentioned V-groove cramping body 5, assemble above-mentioned V-groove upper cover plate 6 the most again, above-mentioned V-groove upper cover plate 6 chimb is coordinated with the recess 51 on above-mentioned V-type clamping cell body 5, is locked by above-mentioned V-groove upper cover plate 6 by above-mentioned circular arc securing member 7.Above-mentioned spring 54 is enclosed within V-groove cramping body 5, and above-mentioned V-groove cramping body 5 afterbody loads main component 8 head and passes white inner core 4, is fastened with the nose 84 on main component 8 by the flat mouth 41 on white inner core 4.
nullAs Figure 2-3，The using method of the joints of optical fibre in the present embodiment is: penetrated in above-mentioned V-groove cramping body 5 by the optical fiber that stripping fixed dimension is good during constructing operation at the scene，By the thimble 111 of V-groove opener 11 is directed at the recess 51 arranged on above-mentioned V-groove cramping body 5，The card base 110 pressing above-mentioned V-groove opener 11 connects and fixes with white inner core 4，Recess 51 on above-mentioned V-groove cramping body 5 opens，Above-mentioned V-groove cramping body 5 is provided with optical fiber and imports notch 53，Optical fiber penetrates optical fiber importing notch 53 and enters in V-groove cramping body 5，Take off V-groove opener 20，Push to clamp 9 big opening end 91 to be inserted in main component 8 afterbody and fix optical cable，Above-mentioned tail sheath 10 is all threaded structure with aforementioned body part 8，Aforementioned body part 8 is the integral structure with pawl 83，Above-mentioned clamp 9 is inserted between aforementioned body part 8 and above-mentioned tail sheath 10 and passes through screw thread rotation，Pawl 83 is made to close up clamping cable sheath assembly and connection，Last package shell 2 completes whole assembling with dust cap 1.
SC type optical fiber quick connector in the present embodiment repeats to assemble simple to operate, and detailed process is: be enclosed within lock pin 3 by dust cap 1, then clutches shell 2 with finger, pushes up downwards pressure, takes out shell 2；Tail sheath 10 is unscrewed and is retreated disengaging main component 8；After taking off the dust cap 1 on main component 8, the thimble 11 of above-mentioned V-groove opener 11 is directed at the suitable recess of V-groove upper cover plate 6 51 and opens, by optical fiber in main component 8 the most axially withdrawn, notice that the process taken out tries not to rock optical fiber and main component 8, cause reusing in avoiding naked fine unexpected fracture V-groove cramping body 5, open complete.
This optical fiber quick connector, simple in construction, process and assemble the most convenient, substantially increase production and efficiency of assembling, and requirement on machining accuracy is relatively low, the rapid field facilitating implementation optical fiber connection is installed and fixing, stable performance, effectively raises reliability and the service life of the joints of optical fibre that optical fiber connects.
Quick connector of the present utility model is simple to operate, and optic fibre force equalizes, and is difficult to loosen, the effective guarantee transmission of optical signal.This fibre-optic connector structure is simple, and it is convenient to process and assemble, and substantially increases production and efficiency of assembling, and requirement on machining accuracy is relatively low, the rapid field facilitating implementation optical fiber connection is installed and fixing, and stable performance effectively raises reliability and the service life of adapter that optical fiber connects.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses this utility model.Multiple amendment to these embodiments will be apparent from for those skilled in the art, and generic principles defined herein can realize in the case of without departing from spirit or scope of the present utility model in other embodiments.Therefore, this utility model is not intended to be limited to the embodiments shown herein, and is to fit to the widest scope consistent with principles disclosed herein and features of novelty.
Claims (9)
1. the SC type optical fiber quick connector of a high reliability, comprising: shell, lock pin, white inner core, V-groove cramping body, main component and tail sheath, described lock pin is used for fixing optical fiber, fixed in described V-groove cramping body by described lock pin optical fiber, described lock pin is connected with the front end of described V-groove cramping body, the head of described V-groove cramping body passes described white inner core, and the afterbody of described V-groove cramping body loads in described main component；It is characterized in that, also include the clamp being set between described main component and tail sheath, described clamp includes round table-like big opening end and columned osculum end, described clamp is set in the afterbody of described main component, the afterbody of described main component is provided with opening, the lateral tail of described main component is provided with external screw thread, it is provided with, inside described tail sheath, the female thread coordinated with described external screw thread, the tail inner side of described main component is provided with pawl, the afterbody that described big opening end is inserted in described main component is fixed optical cable, the female thread of described tail sheath coordinates so that the opening of described main component afterbody closes up with the external screw thread of described main component, the crust of described pawl clamping optical cable, then described casing is located on described main component.
The SC type optical fiber quick connector of a kind of high reliability the most according to claim 1, it is characterized in that, also include V-groove upper cover plate and the circular arc securing member coordinated with described V-groove cramping body, described V-groove cramping body is provided with recess, the chimb of described V-groove upper cover plate and described mating recesses, described V-groove upper cover plate is locked by described circular arc securing member with described V-groove cramping body.
The SC type optical fiber quick connector of a kind of high reliability the most according to claim 2, it is characterised in that the tail end of described V-groove cramping body is provided with trumpet-shaped optical fiber and imports notch, described optical fiber imports notch for being penetrated in described V-groove cramping body by optical fiber.
The SC type optical fiber quick connector of a kind of high reliability the most according to claim 3, it is characterised in that the front end of described V-groove cramping body is provided with the grafting set coordinated with described lock pin, described lock pin inserts in described grafting set.
The SC type optical fiber quick connector of a kind of high reliability the most according to claim 4, it is characterised in that also include spring, described spring housing is on described V-groove cramping body.
The SC type optical fiber quick connector of a kind of high reliability the most according to claim 2, it is characterized in that, also include V-groove opener, described V-groove opener is set on described white inner core when assembling, described V-groove upper cover plate is opened or locking by described V-groove opener, described V-groove opener is provided with card base and thimble, and described card base fixes described white inner core, and described thimble is used for opening described recess.
The SC type optical fiber quick connector of a kind of high reliability the most according to claim 1, it is characterized in that, described white inner core two sides of tail is provided with flat mouth, and both sides, described main component front end are provided with nose, and the flat mouth on described white inner core is fastened with the nose on described main component.
The SC type optical fiber quick connector of a kind of high reliability the most according to claim 1, it is characterised in that described lock pin is built-in type lock pin, is provided with pre-buried optical fiber inside described lock pin.
The SC type optical fiber quick connector of a kind of high reliability the most according to claim 1, it is characterised in that also include dustproof membrane, described dust cap inserts from described shell one end and is enclosed within described lock pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521071211.0U CN205427240U (en) | 2015-12-21 | 2015-12-21 | SC type optic fibre quick connector of high reliability |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521071211.0U CN205427240U (en) | 2015-12-21 | 2015-12-21 | SC type optic fibre quick connector of high reliability |
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| CN205427240U true CN205427240U (en) | 2016-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201521071211.0U Active CN205427240U (en) | 2015-12-21 | 2015-12-21 | SC type optic fibre quick connector of high reliability |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109725396A (en) * | 2019-03-07 | 2019-05-07 | 江苏宇特光电科技股份有限公司 | Loosely shielded optical cable on-site assembly connector and its fixation kit |
| CN110609362A (en) * | 2019-08-05 | 2019-12-24 | 湖南恒凯通信息科技有限公司 | Multifunctional optical fiber quick connector |
-
2015
- 2015-12-21 CN CN201521071211.0U patent/CN205427240U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109725396A (en) * | 2019-03-07 | 2019-05-07 | 江苏宇特光电科技股份有限公司 | Loosely shielded optical cable on-site assembly connector and its fixation kit |
| CN110609362A (en) * | 2019-08-05 | 2019-12-24 | 湖南恒凯通信息科技有限公司 | Multifunctional optical fiber quick connector |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220906 Address after: 215000 88 Hengtong Road, seven Du Town, Wujiang District, Suzhou, Jiangsu Patentee after: HENGTONG OPTIC-ELECTRIC Co.,Ltd. Address before: 215234 No. 168 Jiaotong North Road, Wujiang Economic and Technological Development Zone, Suzhou City, Jiangsu Province Patentee before: JIANGSU HENGTONG OPTICAL NETWORK TECHNOLOGY Co.,Ltd. Patentee before: HENGTONG OPTIC-ELECTRIC Co.,Ltd. |
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| TR01 | Transfer of patent right |