CN202693846U - Protective sleeve for thermal welding of optical cables - Google Patents
Protective sleeve for thermal welding of optical cables Download PDFInfo
- Publication number
- CN202693846U CN202693846U CN 201220329553 CN201220329553U CN202693846U CN 202693846 U CN202693846 U CN 202693846U CN 201220329553 CN201220329553 CN 201220329553 CN 201220329553 U CN201220329553 U CN 201220329553U CN 202693846 U CN202693846 U CN 202693846U
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- China
- Prior art keywords
- lower half
- protective sleeve
- stage casing
- optical cable
- hot melt
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- Light Guides In General And Applications Therefor (AREA)
- Mechanical Coupling Of Light Guides (AREA)
Abstract
A protective sleeve for thermal welding of optical cables comprises a sleeve body and tail sleeves at two ends. The sleeve body comprises a middle section and end sections, and the tail sleeves are sleeved on the end sections and are connected with the same in a threaded manner. The middle section of the sleeve body comprises an upper half portion, a lower half portion and a connection mechanism A, and the upper half portion and the lower half portion of the middle section are in open and close fit. Each end section of the sleeve body comprises a thread section and a clamping section which are arranged along the tail of the lower half portion of the sleeve body sequentially, the thread section comprises an external thread matched with the corresponding tail sleeve and optical fiber grooves, the clamping section comprises an upper half portion, a lower half portion and a connection mechanism B, the upper half portion and the lower half portion of the clamping section are in open and close fit, the outer sides of the clamping sections are in close fit with the inner sides of the tail sleeves after the upper half sections and the lower sections of the corresponding clamping sections are fastened fittingly, and inner optical fiber grooves of the lower half portions of the clamping sections extend from the optical fiber grooves of the thread sections. Since the sleeve body of the protective sleeve is in the open and close fit design, the whole welding process of the optical cables is easy and clear and convenient and reliable to operate, installation efficiency is improved, the optical cables are clamped by the tail sleeves reliably, and the protective sleeve can be adaptable to both circular optical cables and bow-type cables and has wide application range.
Description
Technical field
The utility model relates to a kind of protective sleeve for the connection of optical cable hot melt.
Background technology
Existing outdoor optical cable hot melt connects protective sleeve and mostly adopts following structure: the middle metal copper pipe that adopts, the metal copper pipe two ends tail cover that presses, the tension Kev tension and compression around the optical fiber are between the two ends of tail cover and copper pipe.The use that existing outdoor optical cable hot melt connects protective sleeve operates as follows: optical cable passes first tail cover and copper pipe on one side first; the another side optical cable passes another tail cover and transparent heat Heat-Shrinkable Tubings; again optical cable is carried out welding; after welding is finished the transparent heat Heat-Shrinkable Tubings is moved to the optical cable welding place; heat-shrinkable T bush heated dwindle; then draw optical cable one end; good fused fiber splice sleeve pipe enters copper pipe central authorities to make welding; again the Kev around the optical fiber is drawn and cover the copper pipe two ends and press on the section; the upper tail cover that presses, operation is finished.
Existing outdoor optical cable hot melt connects protective sleeve and has following defective:
Because the tubular structure of copper pipe, whole operating process optical cable all will be with the together operation of copper pipe and tail cover, the welding complicated operation produces the defective of optical cable bad connection easily.Because copper pipe is opaque, whether the fused fiber splice sleeve pipe draws to put in place can only be leaned on experience to grasp, and is difficult to accurate control.Simultaneously, optical fiber is shifted easily in the tail cover process that presses, and causes the optical cable bad connection.
In addition, existing outdoor optical cable hot melt connects the welding protection that protective sleeve is only supported circular outdoor optical cable, does not support the welding protection of butterfly optical cable.
The utility model content
The technical problems to be solved in the utility model is, provides a kind of optical cable hot melt to connect protective sleeve, overcomes existing optical cable hot melt and connects the protective sleeve complicated operation, produces the defective of optical cable bad connection easily
The technical scheme that its technical matters that solves the utility model adopts is: construct a kind of optical cable hot melt and connect protective sleeve, comprise cover body and two ends tail cover, it is characterized in that: this cover body comprise the stage casing and be positioned at these two ends, stage casing and with stage casing all-in-one-piece end section, described tail cover is sleeved on this end section and is threaded with it;
But described cover body stage casing comprises the stage casing first half, the stage casing Lower Half that folding cooperates and keep this upper and lower half, stage casing to fasten the A of bindiny mechanism that cooperates;
Described cover body end section comprises thread segment and the clamp segment that sequentially arranges along the end of described cover body stage casing Lower Half;
This thread segment comprises and is arranged on the external thread that cooperates with described tail cover on its face of cylinder, outside and sets within it the optical fiber duct of side by the optical fiber duct extension of described cover body stage casing Lower Half;
But this clamp segment comprises the clamp segment first half, the clamp segment Lower Half that folding cooperates and keep this clamp segment upper and lower half to fasten the B of bindiny mechanism that cooperates, the outside cooperated with inboard rotatable being adjacent to of described tail cover after this clamp segment upper and lower half fastened and cooperates, this clamp segment Lower Half is extended by described thread segment end, and the inboard optical fiber duct of this clamp segment Lower Half is extended by the optical fiber duct of described thread segment.
Connect in the protective sleeve at optical cable hot melt of the present utility model, the described A of bindiny mechanism comprises the structure that is rotatably connected that is arranged on the same side, upper and lower half, described cover body stage casing, the buckle structure that is arranged on upper and lower half, described cover body stage casing opposite side; Or the described A of bindiny mechanism comprises the buckle structure that is arranged on both sides, upper and lower half, described cover body stage casing.
Connect in the protective sleeve at optical cable hot melt of the present utility model, the described B of bindiny mechanism comprises the structure that is rotatably connected that is arranged on the same side, described clamp segment upper and lower half.
Connect in the protective sleeve at optical cable hot melt of the present utility model, inboard, described clamp segment upper and lower half compresses projection along the horizontally set optical fiber of described protective sleeve.
Connect in the protective sleeve at optical cable hot melt of the present utility model, inboard relative two surfaces of the optical fiber duct of described thread segment comprise that xsect is triangle, clamps projection along the vertical butterfly optical cable that arranges of thread segment optical fiber duct.
Connect in the protective sleeve at optical cable hot melt of the present utility model, comprise the projection that is arranged on first half one or both ends, described cover body stage casing, the side opening embedding cooperates on the optical fiber duct of this projection and described thread segment.
Connect in the protective sleeve at optical cable hot melt of the present utility model, described tail cover is circular conical surface with described clamp segment mating part.
Connect in the protective sleeve at optical cable hot melt of the present utility model, the outside, described clamp segment upper and lower half arranges respectively the compression projection that cooperates with described tail cover inner surface.
Connect in the protective sleeve at optical cable hot melt of the present utility model, the described tail cover outside comprises the anti-slip tank that axially arranges along it.
Implement optical cable hot melt of the present utility model and connect protective sleeve, its beneficial effect is:
1. the protective sleeve body adopts the opening and closing type design, reinstalls protective sleeve after the connection of optical cable hot melt is finished
In the body, make simple and direct clear, the convenient and reliable operation of whole welding installation process of optical cable, improved the installation effectiveness of optical cable welding;
2. the tail cover has improved the protection class of protective sleeve to optical cable to the optical cable reliable clamping;
3. the tail cover adopts and is threaded, and can not exert an influence to optical cable during installation;
4. can compatible circular optical cable and butterfly optical cable, improved the scope of application of protective sleeve.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is the assembling stereogram that the utility model optical cable hot melt connects a kind of embodiment of protective sleeve.
Fig. 2 is the exploded perspective view of Fig. 1 embodiment.
Fig. 3 is the exploded perspective view that Fig. 1 embodiment shifts out optical fiber.
Fig. 4 is the stereographic map that tail overlaps a kind of embodiment in the utility model optical cable hot melt connection protective sleeve.
Fig. 5 is the sectional block diagram that tail overlaps a kind of embodiment in the utility model optical cable hot melt connection protective sleeve.
Fig. 6 is the open cube display that the utility model optical cable hot melt connects a kind of embodiment of cover body in the protective sleeve.
Fig. 7 is the front view that the utility model optical cable hot melt connects cover body Fig. 6 embodiment in the protective sleeve.
Fig. 8 is the left view that the utility model optical cable hot melt connects cover body Fig. 6 embodiment in the protective sleeve.
Embodiment
As shown in Figure 1 to Figure 3; optical cable hot melt of the present utility model connects protective sleeve and comprises cover body 30 and two ends tail cover 20,50; cover body 30 comprises the stage casing and is positioned at two ends, stage casing and stage casing all-in-one-piece end section, and tail cover 20,50 is sleeved on the end section of this protective sleeve and also is threaded with it.
Such as Fig. 6, shown in Figure 7, but cover body stage casing comprises the stage casing first half 35, the stage casing Lower Half 39 that folding cooperates and keep this upper and lower half, stage casing 35,39 to fasten the A of bindiny mechanism that cooperates.
In the present embodiment, the A of bindiny mechanism adopts following structure: the A of bindiny mechanism comprises the structure and be arranged on the buckle structure of cover upper and lower half, body stage casing 35,39 opposite sides of being rotatably connected that is arranged on cover 35,39 the same sides, upper and lower half, body stage casing.The structure that is rotatably connected of present embodiment adopts the cover body stage casing first half 35 and cover body stage casing Lower Half 39 flexible connecting structure, in other embodiments, the structure that is rotatably connected can adopt the hinged syndeton of the cover body stage casing first half 35 and cover body stage casing Lower Half 39.The buckle structure of present embodiment adopts elasticity draw-in groove 36 and projection 38 buckle structures that cooperate, and in other embodiments, buckle structure can adopt other buckle structures, such as the buckle structure of the elastic buckles component that can adopt mutual fastening cooperation.In the present embodiment, the projection 38 of buckle structure is arranged on the cover body stage casing Lower Half 39, elasticity draw-in groove 36 is arranged on the cover body stage casing first half 35, in other embodiments, also projection 38 can be arranged on the cover body stage casing first half 35, elasticity draw-in groove 36 is arranged on the cover body stage casing Lower Half 39.
In other embodiments, the A of bindiny mechanism can adopt following structure: the A of bindiny mechanism comprises the buckle structure that is arranged on cover 35,39 both sides, upper and lower half, body stage casing.In other embodiments, the A of bindiny mechanism can also adopt other syndetons, for example, can adopt the tape fastener structure will overlap upper and lower half, body stage casing 35,39 and link together.
The end section of cover body comprises thread segment 37 and the clamp segment 32 that sequentially arranges along the end of cover body stage casing Lower Half 35.Thread segment 37 comprises and being arranged on its face of cylinder, outside and tail cover 20,50 external threads that cooperate and the optical fiber duct of side by the optical fiber duct extension of cover body stage casing Lower Half 35 that set within it.
But clamp segment 32 comprises the clamp segment first half, the clamp segment Lower Half that folding cooperates and keep this clamp segment upper and lower half to fasten the B of bindiny mechanism that cooperates.The outside cooperated with inboard rotatable being adjacent to of tail cover 20,50 after the clamp segment upper and lower half fastened and cooperates, and compressed clamp segment 32 with fiber gripper to guarantee tail cover 20,50.The clamp segment Lower Half is extended by the thread segment end, and the inboard optical fiber duct of clamp segment Lower Half is extended by the optical fiber duct of thread segment 37.
The B of bindiny mechanism can adopt and include but not limited to following structure:
1, the B of bindiny mechanism comprises the flexible connecting structure that is arranged on the same side, clamp segment upper and lower half.
2, the B of bindiny mechanism comprises the structure that is articulated and connected that is arranged on the same side, clamp segment upper and lower half.
In order to guarantee that clamp segment clamps optical cable more reliably, the horizontally set optical fiber in inboard, clamp segment upper and lower half along protective sleeve compresses projection 31.
On relative two surfaces, optical fiber duct inboard of thread segment xsect is set and is triangle, clamps projection 33 along the vertical butterfly optical cable that arranges of the optical fiber duct of thread segment 37, make optical cable hot melt connection protective sleeve of the present utility model applicable to the welding protection of butterfly optical cable.
Keep the reliability of buckling states in order to improve cover upper and lower half, body stage casing 35,39, at cover first half two ends, body stage casing (or an end) projection 34 is set, the side opening embedding cooperates on the optical fiber duct of this projection 34 and thread segment 37.
Such as Fig. 4, shown in Figure 5, in order to improve the clamping of 20,50 pairs of clamp segment 32 of tail cover, tail cover 20,50 parts 23 that cooperate with clamp segment 32 are set to circular conical surface.The inboard internal thread 22 that cooperates with thread segment 37 that arranges of the port of tail cover 20,50.For the ease of the operation of tail cover 20,50, along it anti-slip tank 21 is set axially in the outside of tail cover 20,50.
In order further to improve the clamping of 20,50 pairs of clamp segment 32 of tail cover, the compression projection 40,41 that cooperates with tail cover 20,50 inner surfaces is set respectively in the outside, upper and lower half of clamp segment 32.
When using optical cable hot melt of the present utility model to connect protective sleeve; two ends optical cable 10 to be connected is passed respectively tail cover 20; 50 and heat-shrinkable T bush 12; after two connection optical cable hot melts connections are complete; heat-shrinkable T bush 12 is moved to optical cable hot melt junction; heat-shrinkable T bush heated to dwindle be wrapped in optical cable hot melt junction; the hot melt junction of optical cable is placed on the middle part, stage casing of protective sleeve cover body; the upper of body stage casing will be overlapped; Lower Half; on the clamp segment; Lower Half fastens respectively; draw 11 to cover on the thread segment 37 Kev of two ends optical cable, with tail cover 20; 50 are connected fastening getting final product with the thread segment 37 at cover body two ends respectively.
Claims (9)
1. an optical cable hot melt connects protective sleeve, comprises cover body and two ends tail cover, it is characterized in that: this cover body comprise the stage casing and be positioned at these two ends, stage casing and with stage casing all-in-one-piece end section, described tail cover is sleeved on this end section and also is threaded with it;
But described cover body stage casing comprises the stage casing first half, the stage casing Lower Half that folding cooperates and keep this upper and lower half, stage casing to fasten the A of bindiny mechanism that cooperates;
Described cover body end section comprises thread segment and the clamp segment that sequentially arranges along the end of described cover body stage casing Lower Half;
This thread segment comprises and is arranged on the external thread that cooperates with described tail cover on its face of cylinder, outside and sets within it the optical fiber duct of side by the optical fiber duct extension of described cover body stage casing Lower Half;
But this clamp segment comprises the clamp segment first half, the clamp segment Lower Half that folding cooperates and keep this clamp segment upper and lower half to fasten the B of bindiny mechanism that cooperates, the outside cooperated with inboard rotatable being adjacent to of described tail cover after this clamp segment upper and lower half fastened and cooperates, this clamp segment Lower Half is extended by described thread segment end, and the inboard optical fiber duct of this clamp segment Lower Half is extended by the optical fiber duct of described thread segment.
2. optical cable hot melt as claimed in claim 1 connects protective sleeve, it is characterized in that the described A of bindiny mechanism comprises the structure that is rotatably connected that is arranged on the same side, upper and lower half, described cover body stage casing, the buckle structure that is arranged on upper and lower half, described cover body stage casing opposite side; Or the described A of bindiny mechanism comprises the buckle structure that is arranged on both sides, upper and lower half, described cover body stage casing.
3. optical cable hot melt as claimed in claim 1 connects protective sleeve, it is characterized in that the described B of bindiny mechanism comprises the structure that is rotatably connected that is arranged on the same side, described clamp segment upper and lower half.
4. optical cable hot melt as claimed in claim 1 connects protective sleeve, it is characterized in that, inboard, described clamp segment upper and lower half compresses projection along the horizontally set optical fiber of described protective sleeve.
5. optical cable hot melt as claimed in claim 1 connects protective sleeve, it is characterized in that, inboard relative two surfaces of the optical fiber duct of described thread segment comprise that xsect is triangle, clamps projection along the vertical butterfly optical cable that arranges of thread segment optical fiber duct.
6. connect protective sleeve such as the described optical cable hot melt of one of claim 1 to 5, it is characterized in that, comprise the projection that is arranged on first half one or both ends, described cover body stage casing, the side opening embedding cooperates on the optical fiber duct of this projection and described thread segment.
7. connect protective sleeve such as the described optical cable hot melt of one of claim 1 to 5, it is characterized in that, described tail cover is circular conical surface with described clamp segment mating part.
8. connect protective sleeve such as the described optical cable hot melt of one of claim 1 to 5, it is characterized in that, the outside, described clamp segment upper and lower half arranges respectively the compression projection that cooperates with described tail cover inner surface.
9. connect protective sleeve such as the described optical cable hot melt of one of claim 1 to 5, it is characterized in that, the described tail cover outside comprises the anti-slip tank that axially arranges along it.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220329553 CN202693846U (en) | 2012-07-09 | 2012-07-09 | Protective sleeve for thermal welding of optical cables |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220329553 CN202693846U (en) | 2012-07-09 | 2012-07-09 | Protective sleeve for thermal welding of optical cables |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202693846U true CN202693846U (en) | 2013-01-23 |
Family
ID=47549444
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220329553 Expired - Lifetime CN202693846U (en) | 2012-07-09 | 2012-07-09 | Protective sleeve for thermal welding of optical cables |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202693846U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103869433A (en) * | 2013-02-22 | 2014-06-18 | 浙江吉利汽车有限公司 | Fiber optic sheath |
| CN104090341A (en) * | 2014-06-04 | 2014-10-08 | 奉化市宇达高科光电器件有限公司 | Mechanical optical fiber connection device |
| CN108152895A (en) * | 2018-01-29 | 2018-06-12 | 浙江中科光电有限公司 | A kind of plain type scene optical cable docking adapter |
-
2012
- 2012-07-09 CN CN 201220329553 patent/CN202693846U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103869433A (en) * | 2013-02-22 | 2014-06-18 | 浙江吉利汽车有限公司 | Fiber optic sheath |
| CN104090341A (en) * | 2014-06-04 | 2014-10-08 | 奉化市宇达高科光电器件有限公司 | Mechanical optical fiber connection device |
| CN104090341B (en) * | 2014-06-04 | 2016-06-22 | 奉化市宇达高科光电器件有限公司 | Mechanical optical fiber connector |
| CN108152895A (en) * | 2018-01-29 | 2018-06-12 | 浙江中科光电有限公司 | A kind of plain type scene optical cable docking adapter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SHENZHEN KEXIN COMMUNICATION TECHNOLOGY CO., LTD. Free format text: FORMER NAME: KEXIN COMMUNICATION EQUIPMENT CO. LTD., SHENZHEN CITY |
|
| CP03 | Change of name, title or address |
Address after: 518048 Guangdong province Shenzhen Guangming New District Office of Gongming Tong Community High Tech Park South Road District first letter exchange Patentee after: SHENZHEN KEXIN COMMUNICATION TECHNOLOGY Co.,Ltd. Address before: NANKER Guangming hi tech Park District letter delta road Shenzhen City, Guangdong province 518048 Patentee before: Shenzhen Kexin Communication Equipment Co.,Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20130123 |
|
| CX01 | Expiry of patent term |