CN206178195U - 8 fiber array that bending resistance is rolled over - Google Patents
8 fiber array that bending resistance is rolled over Download PDFInfo
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- CN206178195U CN206178195U CN201621182230.5U CN201621182230U CN206178195U CN 206178195 U CN206178195 U CN 206178195U CN 201621182230 U CN201621182230 U CN 201621182230U CN 206178195 U CN206178195 U CN 206178195U
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Abstract
The utility model discloses a 8 fiber array that bending resistance is rolled over relates to light array field, and fiber array includes base plate, apron to and with base plate fixed connection's multifiber, every optic fibre is including the section of peeling off and cladding section, the section of peeling off is including some of fibre core, the cladding section includes the resinous coat of another subtotal cladding outside it of fibre core, the base plate includes head end and tail end, and the top surface of base plate divide into locating surface, platform face, and the locating surface is close to the head end of base plate, and the platform face is close to the tail end of base plate, and the locating surface is opened has a plurality of V type grooves, and the end fixing of the section of peeling off of every optic fibre covers in the locating surface top at the V of correspondence type inslot, apron, and it has bonding material to fill between apron and the locating surface, oversheath that the cladding section of optic fibre was still made including adoption polyvinyl chloride, and the oversheath cladding is in the outside of resinous coat. This fiber array can effectively keep out instruments such as tweezers and lead to the fact the damage to optic fibre in the use, anti bending performance is stronger.
Description
Technical field
The utility model is related to light array field, and in particular to a kind of 8 ° of fiber arrays of bend resistance.
Background technology
With the development of optic communication, fiber array be widely used in plane waveguide light shunt, array waveguide grating,
On active array device.Be widely applied and application scenarios variation, fiber array dimensional structure and mechanical performance are carried
Requirement higher is gone out.
The 8 ° of fiber arrays for being used at this stage are mainly combined by cover plate, quartz glass substrate, 250 μm of band fibres, stone
The end face of English glass substrate head end carries 8 ° of inclination angles, and the decay for reducing optical signal disclosure satisfy that slab guide optical branching
The use of the optical communication equipments such as device.The head end of quartz glass substrate is provided with the V-groove for placing optical fiber end, therefore quartz
Glass substrate is also referred to as V grooves.However, the design of optical communication equipment now and with scene small, mounting means by
Gradually variation, in some specific use environments, existing 8 ° of fiber arrays cannot meet actual demand, be mainly shown as
250 μm are easily damaged in an assembling process with fine resinous coat, and resin bed meeting rapid degradation impaired in the bent state,
There is the risk of fracture in internal optical fiber.
Utility model content
The purpose of this utility model be in order to overcome optical fiber in the bent state it is possible that disconnected fine problem, there is provided one
8 ° of fiber arrays of bend resistance are planted, the fiber array can effectively keep out the instruments such as tweezers and optical fiber is caused to damage in use
Wound, buckle resistance can be relatively strong, reduces disconnected fine hidden danger that may be present when fibre-optical bending is used.
The utility model provides a kind of 8 ° of fiber arrays of bend resistance, and the fiber array includes substrate, cover plate, and with institute
The multifiber that substrate is fixedly connected is stated, every optical fiber includes peeling off section and cladding section, and the stripping section includes one of fibre core
Point, the resinous coat that the cladding section includes another part of fibre core and is coated on the outside of it；The substrate includes head end and tail
End, the top surface of the substrate is divided into locating surface, flat surface, and, near the head end of substrate, the flat surface is near base for the locating surface
The tail end of plate, the locating surface is provided with multiple V-grooves, and the end of the every stripping section of optical fiber is fixed on a corresponding V-groove
Interior, the cover plate is covered in locating surface top, and adhesives is filled between cover plate and locating surface, and the cladding section of the optical fiber is also
Including the oversheath being made of polyvinyl chloride, the oversheath is coated on the outside of the resinous coat.
On the basis of above-mentioned technical proposal, the thickness of the oversheath is 50~150 μm.
On the basis of above-mentioned technical proposal, the thickness of the oversheath is 100 μm.
On the basis of above-mentioned technical proposal, the flat surface top is placed with optical fiber arranged in parallel, the substrate
Tail end is provided with the coherent mass for fixing optical fiber, and the flat surface top is coated with tack coat, and the tack coat is completely covered
Positioned at the optical fiber of flat surface.
On the basis of above-mentioned technical proposal, the optical fiber has four, for being respectively parallel to each other and being arranged in order
One optical fiber, the second optical fiber, the 3rd optical fiber, the 4th optical fiber, the cross-sectional diameter of the optical fiber cladding section are D, first light
The distance between fine longitudinal center line and the longitudinal center line of the 3rd optical fiber are 1.43D~1.86D, the axle of second optical fiber
The distance between longitudinal center line to center line and the 4th optical fiber is 1.43D~1.86D.
On the basis of above-mentioned technical proposal, the cross-sectional diameter D of the optical fiber cladding section is equal to 350 μm.
On the basis of above-mentioned technical proposal, first optical fiber coats the end face of section and the distance and the 3rd of substrate tail end
The end face of optical fiber cladding section is equal with the distance of substrate tail end, and equal to 1/3rd of zig；Second optical fiber
The end face for coating section is equal with the distance of substrate tail end with the end face of the distance of substrate tail end and the 4th optical fiber cladding section, and waits
In 1/2nd of zig.
Compared with prior art, advantage of the present utility model is as follows：
(1) using the fiber array of this programme, 350 μm of optical fiber are than 250 μm of buckle resistance energy of optical fiber in actual use
Stronger, bent often the fiber array can effectively keep out the instruments such as tweezers and damage is caused to optical fiber in use, resist
Bending performance is stronger, reduces disconnected fine hidden danger that may be present when fibre-optical bending is used.
(2) optical fiber of the utility model to substrate tail end by the way of special is fixed, and strengthens optical fiber anti-side pulling energy
Power, it is bent often, further enhance the buckle resistance energy of light array.
(3) a diameter of 350 μm of the cross section of optic fibre in the utility model, more than 250 μm of conventional fiber diameter, therefore can not
Using and assemble four optical fiber in the form of coming same level.The utility model is using the staggered form dress of upper and lower two-layer
With four optical fiber, the fiber array disconnected fine problem in process of production is prevented from.
Brief description of the drawings
Fig. 1 is the top view of fiber array in the utility model embodiment；
Fig. 2 is the side view of fiber array in the utility model embodiment；
Fig. 3 is four top views of optical fiber in the utility model embodiment；
Fig. 4 is four side views of optical fiber in the utility model embodiment.
Reference：1-substrate, 2-adhesives, 3-cover plate, 4-tack coat, 5-coherent mass, 6-optical fiber, 6a-
First optical fiber, 6b-the second optical fiber, the optical fiber of 6c-the 3rd, the optical fiber of 6d-the 4th.
Specific embodiment
Below in conjunction with the accompanying drawings and specific embodiment is described in further detail to the utility model.
Shown in Figure 1, the utility model embodiment provides a kind of 8 ° of fiber arrays of bend resistance, and the fiber array includes
Substrate 1, cover plate 3, and the multifiber 6 being fixedly connected with substrate 1, every optical fiber 6 include peeling off section and cladding section, peel off section
It is a part for fibre core, cladding section is another part and the resinous coat being coated on the outside of it of fibre core；Optical fiber 6 also includes using
The oversheath that polyvinyl chloride is made, oversheath is coated on the outside of resinous coat.The thickness of oversheath is 50~150 μm, preferably
, the thickness of oversheath is 100 μm.The cross-sectional diameter D of the cladding section of optical fiber 6 is 350 μm；
Substrate 1 includes head end and tail end, and the top surface of substrate 1 is divided into locating surface, flat surface, leads between locating surface, flat surface
A slope is crossed to be connected；Locating surface is close to the head end of substrate 1, and flat surface is close to the tail end of substrate 1, and locating surface is provided with multiple V-types
Groove, the end of the every stripping section of optical fiber 6 is fixed in a corresponding V-groove, and cover plate 3 is covered in locating surface top, cover plate 3
Adhesives 2 is filled between locating surface；
Referring to shown in Fig. 2, Fig. 4, it is parallel to each other between optical fiber 6, optical fiber 6 has four, first for being respectively arranged in order
Optical fiber 6a, the second optical fiber 6b, the 3rd optical fiber 6c, the 4th optical fiber 6d, the cross-sectional diameter of the cladding section of optical fiber 6 are D, the first optical fiber
The distance between longitudinal center line of the longitudinal center line of 6a and the 3rd optical fiber 6c is 1.43D~1.86D, when D is 350 μm, should
Distance is 0.5~0.65 μm, and the distance between the longitudinal center line of the second optical fiber 6b and longitudinal center line of the 4th optical fiber 6d are
When 1.43D~1.86D, D are equal to 350 μm, the distance is 0.5~0.65 μm.Four optical fiber are staggered using upper and lower two-layer
Form is assembled, and the first optical fiber 6a, the 3rd optical fiber 6c are located at upper strata, and the second optical fiber 6b, the 4th optical fiber 6d are located at lower floor, are close to substrate
1。
Shown in Figure 3, end face and the distance and the 3rd optical fiber 6c of the tail end of substrate 1 of the first optical fiber 6a cladding sections coat section
End face it is equal with the distance of the tail end of substrate 1, and be approximately equal to 1/3rd of the length of substrate 1；Second optical fiber 6b cladding sections
End face is equal with the distance of the tail end of substrate 1 with the end face of the distance of the tail end of substrate 1 and the 4th optical fiber 6d cladding sections, and about etc.
In 1/2nd of the length of substrate 1.
Flat surface top is placed with optical fiber 6 arranged in parallel, and the tail end of substrate 1 is provided with the bonding for fixing optical fiber 6
Block 5, flat surface top is coated with tack coat 4, and tack coat 4 is completely covered the part fiber 6 positioned at flat surface.
Fiber array described by the utility model includes cover plate, substrate, 350 μm of optical fiber, and 350 μm of optical fiber use a strata
Vinyl chloride material is coated on 250 μm of common optical fiber and is made as oversheath, internal optical fiber is formed with this is protected.It is viscous
Material 2, tack coat 4, coherent mass 5 is connect to be made of ultraviolet light polymerization glue.
Specific assembling process of the present utility model is as follows：
A) 350 μm of optical fiber 6 are aligned in substrate 1 according to specified mode；
B) cover plate 3 is placed on 350 μm of optical fiber 6 of marshalling, is fixed 350 μm of optical fiber 6 using coherent mass 5
In the tail end of substrate 1；
C) adhesives 2 is clicked and entered from the front end of substrate 1, treats the V grooves region and covering rear end of the full substrate 1 of the stream of adhesives 2
Precuring is carried out after peeling off section optical fiber 6, to reach the purpose for being bonded this part；
D) optical fiber 6 in flat surface is completely covered using tack coat 4, and is solidified；
E) product is carried out into sufficient secondary solidification, is so far completed.
Those skilled in the art can carry out various modifications and variations to the utility model embodiment, if these are changed
With modification within the scope of the utility model claim and its equivalent technologies, then these modifications and modification are also new in this practicality
Within the protection domain of type.
In the prior art that the content not described in detail in specification is known to the skilled person.
Claims (7)
1. a kind of 8 ° of fiber arrays of bend resistance, the fiber array includes substrate (1), cover plate (3), and with the substrate (1)
The multifiber (6) being fixedly connected, every optical fiber (6) includes one of fibre core including peeling off section and cladding section, the stripping section
Point, the resinous coat that the cladding section includes another part of fibre core and is coated on the outside of it；The substrate (1) including head end and
Tail end, the top surface of the substrate (1) is divided into locating surface, flat surface, and the locating surface is close to the head end of substrate (1), the platform
Face is close to the tail end of substrate (1), and the locating surface is provided with multiple V-grooves, and the end of the every stripping section of optical fiber (6) is fixed on one
In individual corresponding V-groove, the cover plate (3) is covered in locating surface top, and cover plate (3) is filled with adhesives and locating surface between
(2), it is characterised in that：The cladding section of the optical fiber (6) also includes the oversheath being made of polyvinyl chloride, the oversheath bag
Overlay on the outside of the resinous coat.
2. 8 ° of fiber arrays of bend resistance as claimed in claim 1, it is characterised in that：The thickness of the oversheath be 50~
150μm。
3. 8 ° of fiber arrays of bend resistance as claimed in claim 2, it is characterised in that：The thickness of the oversheath is 100 μm.
4. 8 ° of fiber arrays of bend resistance as claimed in claim 1, it is characterised in that：The flat surface top is placed with parallel
The optical fiber (6) of arrangement, the tail end of the substrate (1) is provided with the coherent mass (5) for fixing optical fiber (6), in the flat surface
Side is coated with tack coat (4), and the tack coat (4) is completely covered the optical fiber (6) positioned at flat surface.
5. 8 ° of fiber arrays of bend resistance as claimed in claim 1, it is characterised in that：The optical fiber (6) has four, respectively
To be parallel to each other and the first optical fiber (6a), the second optical fiber (6b), the 3rd optical fiber (6c), the 4th optical fiber (6d), institute that are arranged in order
The cross-sectional diameter for stating optical fiber (6) cladding section is D, the longitudinal center line of first optical fiber (6a) and the 3rd optical fiber (6c)
The distance between longitudinal center line is 1.43D~1.86D, the longitudinal center line and the 4th optical fiber of second optical fiber (6b)
The distance between the longitudinal center line of (6d) is 1.43D~1.86D.
6. 8 ° of fiber arrays of bend resistance as claimed in claim 5, it is characterised in that：The optical fiber (6) coats the transversal of section
Face diameter D is equal to 350 μm.
7. 8 ° of fiber arrays of bend resistance as claimed in claim 5, it is characterised in that：First optical fiber (6a) the cladding section
End face is equal with the distance of substrate (1) tail end with the end face of the distance of substrate (1) tail end and the 3rd optical fiber (6c) cladding section, and
Equal to 1/3rd of substrate (1) length；The end face of second optical fiber (6b) cladding section and the distance of substrate (1) tail end and the
The end face of four optical fiber (6d) cladding section is equal with the distance of substrate (1) tail end, and equal to 1/2nd of substrate (1) length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621182230.5U CN206178195U (en) | 2016-11-02 | 2016-11-02 | 8 fiber array that bending resistance is rolled over |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621182230.5U CN206178195U (en) | 2016-11-02 | 2016-11-02 | 8 fiber array that bending resistance is rolled over |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206178195U true CN206178195U (en) | 2017-05-17 |
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ID=58681840
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621182230.5U Active CN206178195U (en) | 2016-11-02 | 2016-11-02 | 8 fiber array that bending resistance is rolled over |
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| CN (1) | CN206178195U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110579841A (en) * | 2019-09-06 | 2019-12-17 | 四川天邑康和通信股份有限公司 | 45-degree angle optical fiber array |
| CN115113340A (en) * | 2022-07-28 | 2022-09-27 | 苏州源数芯通信科技有限公司 | Optical fiber array structure |
-
2016
- 2016-11-02 CN CN201621182230.5U patent/CN206178195U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110579841A (en) * | 2019-09-06 | 2019-12-17 | 四川天邑康和通信股份有限公司 | 45-degree angle optical fiber array |
| CN115113340A (en) * | 2022-07-28 | 2022-09-27 | 苏州源数芯通信科技有限公司 | Optical fiber array structure |
| CN115113340B (en) * | 2022-07-28 | 2023-09-01 | 苏州源数芯通信科技有限公司 | Optical fiber array structure |
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