CN102692679A - Protector for optical fiber fusion - Google Patents
Protector for optical fiber fusion Download PDFInfo
- Publication number
- CN102692679A CN102692679A CN2012101551303A CN201210155130A CN102692679A CN 102692679 A CN102692679 A CN 102692679A CN 2012101551303 A CN2012101551303 A CN 2012101551303A CN 201210155130 A CN201210155130 A CN 201210155130A CN 102692679 A CN102692679 A CN 102692679A
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- optical fiber
- box body
- fusion
- protection box
- fused fiber
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Abstract
The invention discloses a protector for optical fiber fusion, comprising protection boxes and connection racks for the optical fiber fusion; the protection boxes for the optical fiber fusion comprise box bodies of the protection boxes and screw caps, wherein the box bodies of the protection boxes for the optical fiber fusion are axially provided with installation grooves for placing optical fibers, slide grooves are provided at outer sides of the box bodies, the screw caps are arranged on two ends of the box bodies of the protection boxes of the optical fiber fusion and in a threaded connection with the box bodies of the protection boxes of the optical fiber fusion, and the screw caps are provided with holes for optical fibers extending in and out; the connection racks comprise slide channels which are in slide fit with the slide grooves. Provided is a device used for protecting the safety of fusion points between optical fibers after fusion welding. The protector for the optical fiber fusion is small in size and can protect the safety of the fusion points after the fusion welding. The protector enables the fusion connection of various optical fibers to be carried out smoothly and protects the fusion points of optical fibers after the fusion connection. The protector is excellent in terms of optical properties and mechanical properties, and convenient for fiber connection, high in success rate, and better than fiber mechanical connection in various performance indexes.
Description
Technical field
The present invention relates to the optical fiber technology field, more particularly, relate to a kind of fused fiber splice protector.
Background technology
To a certain extent, the cold joint of optical fiber has influenced reliability and each item performance of optical transmission system.At present, continuing between FTTH (Fiber To The Home, Fiber to the home) the engineering optical fiber often adopted the cold connector technology, is about to two optical fiber and carries out mating the transmission that cream is realized light through optical fiber after the mechanically actuated, so that light can transmit continuously.
But, carry out mechanical splice between the optical fiber, just fiber end face closely contacts; Its conducting effect to light depends on the degree that fits tightly of fiber end face, because technical requirement is high, construction is difficult; Be difficult for being grasped by the workmen; It is higher that cold junction after finally causing continuing inserts loss, and return loss is difficult to up to standard, is assembled into power and also can't guarantees.
The main means that address the above problem at present are with fusing mode two optical fiber to be carried out welding and independent protecting, and make the mechanical property of light and optical property reach best.But that two dish-shaped optical fiber or other fibre junction points are not separately protected at device inside at present, connect reliable and stable protection box can guarantee weld.
Therefore, how to make that carrying out welding between optical fiber and the optical fiber connects the back in addition safeguard protection of weld, becomes the technical matters that those skilled in the art need to be resolved hurrily.
Summary of the invention
In view of this, the invention provides a kind of fused fiber splice protector, connect the back in addition safeguard protection of weld so that carry out welding between optical fiber and the optical fiber.
For realizing above-mentioned purpose, the present invention provides following technical scheme:
A kind of fused fiber splice protector comprises fused fiber splice protection box and link;
Said fused fiber splice protection box comprises welding protection box box body and stubborn cap; The mounting groove that axially is formed with receiving optical fiber of said welding protection box box body; The arranged outside of said welding protection box box body has slide groove; Said stubborn cap is arranged at said welding protection box box body two ends, and is threaded with said welding protection box box body, offers the hole that supplies said optical fiber to stretch into and stretch out on the said stubborn cap;
Said link comprises the slideway that is slidingly matched with said slide groove.
Preferably, in above-mentioned fused fiber splice protector, the sidewall of said mounting groove is provided with several convexities that is used for the clamping heat-shrink tube.
Preferably, in above-mentioned fused fiber splice protector, the said convexity on the sidewall of said mounting groove both sides is staggeredly arranged.
Preferably, in above-mentioned fused fiber splice protector, said projection arrangements is in the top of said mounting groove.
Preferably, in above-mentioned fused fiber splice protector, the both sides of said welding protection box box body are equipped with said slide groove.
Preferably, in above-mentioned fused fiber splice protector, said slide groove is four, is respectively two and two of said welding protection box box body rear side being arranged at said welding protection box box body front side;
Said slideway comprises four that cooperate with four said slide grooves at least.
Preferably, in above-mentioned fused fiber splice protector, be positioned at two slide grooves of said welding protection box box body front side, with two said mounting groove symmetric arrangement in slide grooves edge that are positioned at said welding protection box box body rear side.
Preferably, in above-mentioned fused fiber splice protector, the end of said welding protection box box body is a pyramidal structure;
Has the bellmouth that cooperates with said pyramidal structure on the said stubborn cap.
Can find out from above-mentioned technical scheme; Fused fiber splice protector provided by the invention; Be to carry out welding between optical fiber and the optical fiber to connect the back to the weld device of safeguard protection in addition; It is placed on two fused fiber splices well in the welding protection box box body, and fused fiber splice protector volume is little, can safe protection weld after the welding.Use this fused fiber splice protector, the welding that can carry out smoothly between the various optical fiber connects, and connects the weld of back insured's optical fiber, optical property and superior and be higher than the continuous each item performance index of cold joint, and it is efficient and convenient to continue, and the success ratio height.
Description of drawings
The structural representation of the fused fiber splice protector that Fig. 1 provides for the embodiment of the invention;
The fused fiber splice that Fig. 2 provides for the embodiment of the invention is protected the structural representation of box;
The structural representation of box box body is protected in the welding that Fig. 3 provides for the embodiment of the invention.
Embodiment
The invention discloses a kind of fused fiber splice protector, connect the back in addition safeguard protection of weld so that carry out welding between optical fiber and the optical fiber.
To combine the accompanying drawing in the embodiment of the invention below, the technical scheme in the embodiment of the invention is carried out clear, intactly description, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the present invention's protection.
See also Fig. 1-Fig. 3, the structural representation of the fused fiber splice protector that Fig. 1 provides for the embodiment of the invention; The fused fiber splice that Fig. 2 provides for the embodiment of the invention is protected the structural representation of box; The structural representation of box box body is protected in the welding that Fig. 3 provides for the embodiment of the invention.
The fused fiber splice protector that the embodiment of the invention provides comprises fused fiber splice protection box 2 and link 1.
Wherein, Fused fiber splice protection box 2 comprises welding protection box box body 21 and stubborn cap 22, when 211, two fused fiber splices of the mounting groove that axially is formed with receiving optical fiber of box box body 21 are protected in welding; Can two optical fiber be placed in the mounting groove 211 of this welding protection box box body 21, to protect.The two ends of welding protection box box body 21 are thread end 212.
The arranged outside of welding protection box box body 21 has slide groove 213, twists cap 22 and is arranged at welding protection box box body 21 two ends, and be threaded with welding protection box box body 21, twists and offers the hole that supplies optical fiber to stretch into and stretch out on the cap 22.After the heat-shrink tube that is used to protect fused fiber splice point snaps in the mounting groove 211, accomplish stepping up to the optical fiber crust thereby stubborn cap 22 tightened.
Link 1 comprises the slideway that is slidingly matched with slide groove 213, through cooperating of slideway and slide groove 213, can a plurality of fused fiber splices protection boxes 2 be positioned on the link 1, to reduce floor area of the present invention.
Fused fiber splice protector provided by the invention; Be to carry out welding between optical fiber and the optical fiber to connect the back to the weld device of safeguard protection in addition; It is placed on two fused fiber splices well in the welding protection box box body, and fused fiber splice protector volume is little, can safe protection weld after the welding.Use this fused fiber splice protector, the welding that can carry out smoothly between the various optical fiber connects, and connects the weld of back insured's optical fiber, optical property and superior and be higher than the continuous each item performance index of cold joint, and it is efficient and convenient to continue, and the success ratio height.The outside also is designed with slide groove in the middle of the welding protection box box body, can make maximum 6 weldings protections box is side-by-side to be fixed on the same set of link.
In order further to optimize technique scheme, the sidewall of mounting groove 211 provided by the invention is provided with several convexities that is used for the clamping heat-shrink tube 214.Through this convexity 214 heat-shrink tube is tightened fixingly, make heat-shrink tube be unlikely to separating with welding protection box box body 21 under the situation of jolting or under the welding protection box box body 21 inverted situation.
In the present embodiment, the convexity 214 on the mounting groove 211 both sides sidewalls is staggeredly arranged, and is arranged in the top of mounting groove 211.
In the present embodiment, the arranged outside of welding protection box box body 21 has slide groove 213, with can be through a plurality of weldings protection box box bodys 21 are mounted slidably on the slideway of a connection piece, to reduce utilization of space.
In the present embodiment, the both sides of welding protection box box body 21 are equipped with slide groove 213.In one embodiment of the present invention, slide groove 213 is four, is respectively two and two of welding protection box box body 21 rear sides being arranged at welding protection box box body 21 front sides; Accordingly, slideway comprises four that cooperate with four slide grooves 213 at least.
Preferably, be positioned at two slide grooves of welding protection box box body 21 front sides, with two slide grooves that are positioned at welding protection box box body 21 rear sides along mounting groove 211 symmetric arrangement.
In order further to optimize
technique scheme, the end of welding protection box box body 21 is a pyramidal structure; Correspondingly, has the bellmouth that cooperates with pyramidal structure on the stubborn cap 22.To twist after cap 22 is tightened on the welding protection box box body 21, and through cooperating of pyramidal structure and bellmouth, can correspondingly compress this pyramidal structure, grip optical fibers improves stable then.
Each embodiment adopts the mode of going forward one by one to describe in this instructions, and what each embodiment stressed all is and the difference of other embodiment that identical similar part is mutually referring to getting final product between each embodiment.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the present invention.Multiple modification to these embodiment will be conspicuous concerning those skilled in the art, and defined General Principle can realize under the situation that does not break away from the spirit or scope of the present invention in other embodiments among this paper.Therefore, the present invention will can not be restricted to these embodiment shown in this paper, but will meet and principle disclosed herein and features of novelty the wideest corresponding to scope.
Claims (8)
1. a fused fiber splice protector is characterized in that, comprises fused fiber splice protection box (2) and link (1);
Said fused fiber splice protection box (2) comprises welding protection box box body (21) and stubborn cap (22); The mounting groove that axially is formed with receiving optical fiber (211) of said welding protection box box body (21); The arranged outside of said welding protection box box body (21) has slide groove (213); Said stubborn cap (22) is arranged at said welding protection box box body (21) two ends, and is threaded with said welding protection box box body (21), offers the hole that supplies said optical fiber to stretch into and stretch out on the said stubborn cap (22);
Said link (1) comprises the slideway that is slidingly matched with said slide groove (213).
2. fused fiber splice protector according to claim 1 is characterized in that, the sidewall of said mounting groove (211) is provided with several convexities that is used for the clamping heat-shrink tube (214).
3. fused fiber splice protector according to claim 2 is characterized in that, the said convexity (214) on the sidewall of said mounting groove (211) both sides is staggeredly arranged.
4. fused fiber splice protector according to claim 2 is characterized in that, said convexity (214) is arranged in the top of said mounting groove (211).
5. according to each described fused fiber splice protector of claim 1-4, it is characterized in that the both sides of said welding protection box box body (21) are equipped with said slide groove (213).
6. fused fiber splice protector according to claim 5 is characterized in that, said slide groove (213) is four, is respectively two and two of said welding protection box box body (21) rear side being arranged at said welding protection box box body (21) front side;
Said slideway comprises four that cooperate with four said slide grooves (213) at least.
7. fused fiber splice protector according to claim 6; It is characterized in that; Be positioned at two slide grooves of said welding protection box box body (21) front side, with two slide grooves edge said mounting groove (211) symmetric arrangement that are positioned at said welding protection box box body (21) rear side.
8. according to each described fused fiber splice protector of claim 1-4, it is characterized in that the end of said welding protection box box body (21) is a pyramidal structure;
Has the bellmouth that cooperates with said pyramidal structure on the said stubborn cap (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210155130.3A CN102692679B (en) | 2012-05-15 | 2012-05-15 | Protector for optical fiber fusion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210155130.3A CN102692679B (en) | 2012-05-15 | 2012-05-15 | Protector for optical fiber fusion |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102692679A true CN102692679A (en) | 2012-09-26 |
| CN102692679B CN102692679B (en) | 2014-04-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210155130.3A Expired - Fee Related CN102692679B (en) | 2012-05-15 | 2012-05-15 | Protector for optical fiber fusion |
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| Country | Link |
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| CN (1) | CN102692679B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103984057A (en) * | 2014-06-03 | 2014-08-13 | 大豪信息技术（威海）有限公司 | Protecting device for optical fiber fusion point |
| CN103984058A (en) * | 2014-06-03 | 2014-08-13 | 大豪信息技术（威海）有限公司 | Protecting device for optical fiber fusion point |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5005942A (en) * | 1989-09-05 | 1991-04-09 | Gte Products Corporation | Fiber optic splice assembly |
| CN2479686Y (en) * | 2000-03-24 | 2002-02-27 | 四川天邑实业有限公司 | High-capacity welded terminal integral outdoor optical cable distributing box |
| CN201218852Y (en) * | 2008-07-16 | 2009-04-08 | 北京品傲光电科技有限公司 | Optical fiber fusion connection point protector |
| CN101498817A (en) * | 2008-02-01 | 2009-08-05 | 上海建宝光纤技术有限公司 | Optical fiber connector |
| CN101840039A (en) * | 2010-04-22 | 2010-09-22 | 深圳市华为安捷信电气有限公司 | Optical fiber terminal box |
-
2012
- 2012-05-15 CN CN201210155130.3A patent/CN102692679B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5005942A (en) * | 1989-09-05 | 1991-04-09 | Gte Products Corporation | Fiber optic splice assembly |
| CN2479686Y (en) * | 2000-03-24 | 2002-02-27 | 四川天邑实业有限公司 | High-capacity welded terminal integral outdoor optical cable distributing box |
| CN101498817A (en) * | 2008-02-01 | 2009-08-05 | 上海建宝光纤技术有限公司 | Optical fiber connector |
| CN201218852Y (en) * | 2008-07-16 | 2009-04-08 | 北京品傲光电科技有限公司 | Optical fiber fusion connection point protector |
| CN101840039A (en) * | 2010-04-22 | 2010-09-22 | 深圳市华为安捷信电气有限公司 | Optical fiber terminal box |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103984057A (en) * | 2014-06-03 | 2014-08-13 | 大豪信息技术（威海）有限公司 | Protecting device for optical fiber fusion point |
| CN103984058A (en) * | 2014-06-03 | 2014-08-13 | 大豪信息技术（威海）有限公司 | Protecting device for optical fiber fusion point |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102692679B (en) | 2014-04-23 |
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