CN206573746U - A kind of resistance to environment high sealing field fiber optic connector assembly - Google Patents
A kind of resistance to environment high sealing field fiber optic connector assembly Download PDFInfo
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- CN206573746U CN206573746U CN201720023771.1U CN201720023771U CN206573746U CN 206573746 U CN206573746 U CN 206573746U CN 201720023771 U CN201720023771 U CN 201720023771U CN 206573746 U CN206573746 U CN 206573746U
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- clamp body
- wire bushing
- joints
- optical fibre
- hollow ceramic
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Abstract
The utility model is related to a kind of resistance to environment high sealing field fiber optic connector assembly, and the modular construction is simple and practical, all fronts body is sealed, tensile strength is high, environmental resistance is strong.
Description
Technical field
The utility model is related to electric connector field, and in particular to a kind of resistance to environment high sealing field joints of optical fibre group
Part.
Background technology
This two key technologies of the late 20th century, laser and low loss fiber obtain important breakthrough so that optical fiber leads to
The application development of letter has broken away from yoke, and technology innovation is extremely rapid.Fiber optic communication, which is hardly used, considers electromagnetic interference factor, because
Silica fibre is insensitive to electromagnetic field, while the proportion of goods damageds of optical fiber transmission are extremely low, relative to traditional cable transmission, its advantage is
It is self-evident.But anything all has its dual character, optical fiber is no exception, fragile physical characteristic and the energy of resistance to environment
Power is its maximum short slab.
Most of traditional joints of optical fibre are all that device interior is installed, using being under outdoor or extreme natural environment
There is greater risk, therefore in high leading-edge field, the utility ratio of the joints of optical fibre is not very high.Based on above-mentioned background, research and development
A kind of field joints of optical fibre of resistance to environment are just extremely urgent.
The content of the invention
To solve the deficiency such as low, poor sealing performance of tensile strength in existing fiber technology, the utility model provides one kind
Simple and practical, all fronts body sealing, the field fiber optic connector assembly that tensile strength is high, environmental resistance is strong.
The technical scheme that the utility model is taken is：
A kind of resistance to environment high sealing field fiber optic connector assembly, including field cable and joints of optical fibre housing, it is described
Hollow ceramic pipe is coaxially installed with joints of optical fibre housing, the front end face of hollow ceramic pipe is by joints of optical fibre housing cavity
Spring is socketed with boss axial limiting, hollow ceramic pipe, the tail end of hollow ceramic pipe is provided with metal tailstock, during spring is squeezed in
Between empty earthenware and metal tailstock, the rear of metal tailstock is by epicranial plate axial limiting, the tail of the joints of optical fibre housing
End is socketed with wire bushing, is sealed between the tail end and wire bushing of joints of optical fibre housing by seal ring at tail part, and wire bushing is filled by fastening
Put and locked with joints of optical fibre housing；The afterbody of the wire bushing is provided with clamp body, and clamp body is coaxially disposed in wire bushing,
Clamp body sets funneling inner chamber, and the osculum of funneling inner chamber is towards the tail end of wire bushing, and the head of the field cable is from clamp
The inner chamber of body is penetrated, and the reinforcing fiber of field cable folds into the funneling inner chamber of clamp body, and the fiber cores of field cable are marched forward
Enter hollow ceramic pipe；Sealing is filled in the funneling inner chamber of clamp body by AB glue, is fastened between clamp body and wire bushing by fastening screw；
The tail end of wire bushing, which is connected with tail nut, tail nut, is connected with cluster spring, and cluster spring is socketed on field cable；Field line
The afterbody of cable is connected with optical fiber branch device, and the output end of optical fiber branch device is connected to fiber active linker.
Further, the optical fiber branch device includes being provided with main aperture and four branched holes, the optical fiber branch device leading portion
Four parallel branched holes are rearwardly extended in main aperture, the end of main aperture, and each branched hole connects a fiber active linker respectively.
Take after above technical scheme, the beneficial effects of the utility model are：
1st, the 1.6mm hollow ceramics lock pin and metal tailstock specially designed, can pacify with high performance turbine connector indifference
Dress, borrows its superior environmental resistance, security protection is provided for optical fibre channel.Secondly, spring structure plugs together for fiber end face
Anti- operation power is provided, slitless connection can be reached, the insertion loss of optical fiber is reduce further, is not more than 0.6dB from standard, carry
Height arrives no more than 0.3dB.
2nd, the fibre clip wire body and wire bushing of " funneling " structure is utilized to be applied in combination, internal and optical cable reinforcing fiber sealing
Sealing and curing, the circumference uniform distribution fastening screwed hole of outer wall design, coordinates with wire bushing and positions, realize joints of optical fibre afterbody close
Seal waterproof and optical cable tensile intensity.Classification of waterproof reaches IP67, and main cable tensile strength reaches 1200N.
3rd, using nut and cluster spring, the abrasion resistance of optical cable at line outlet is enhanced, flex life is improved from 800 times
To 2200 times.
4th, using " convex shape one goes out the optical fiber branch device of four " three-dimensional branching structures, solves the sealing at fiber cable branch end
Problem, while also improving the tensile strength of single-mode fiber, single tension is up to 222N.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of ceramic insertion core component；
Fig. 3 is the structural representation of wire bushing section；
Fig. 4 is the structure chart of optical fiber branch device.
Embodiment
Embodiment of the present utility model is further described below in conjunction with accompanying drawing：
As illustrated, a kind of resistance to environment high sealing field fiber optic connector assembly, including field cable 9 and the joints of optical fibre
It is provided with housing 2, the end face of joints of optical fibre housing in dust cap 1, joints of optical fibre housing 2 and is coaxially installed with hollow ceramic
Tube assembly 3, the hollow ceramic tube assembly 3 includes hollow ceramic pipe 31, and the front end face of hollow ceramic pipe 31 is by the joints of optical fibre
Spring 32 is socketed with the boss axial limiting of the inner chamber of housing 1, hollow ceramic pipe 31, the tail end of hollow ceramic pipe 31 is provided with metal
Tailstock 33, spring 32 is squeezed between hollow ceramic pipe 31 and metal tailstock 33, and the rear of metal tailstock 33 is by being fixedly connected on
The axial limiting of epicranial plate 36 in joints of optical fibre housing 2, the threads of the joints of optical fibre housing 2 are connected with wire bushing
4, sealed between the tail end and wire bushing 4 of joints of optical fibre housing 2 by seal ring at tail part 42, wire bushing 4 is by lock bolt and optical fiber
Connector shell 2 is locked；The afterbody of the wire bushing 4 is provided with clamp body 5, and clamp body 5 is coaxially disposed in wire bushing 4, pressed from both sides
Wire body 5 sets funneling inner chamber, and the osculum of funneling inner chamber is towards the tail end of wire bushing 4, and the head of the field cable 9 is from clamp
The inner chamber of body 5 is penetrated, and the reinforcing fiber 43 of field cable 9 folds into the funneling inner chamber of clamp body 5, the fiber cores 35 of field cable
Move forward into hollow ceramic pipe 31；Sealing is filled in the funneling inner chamber of clamp body 5 by AB glue 44, between clamp body 5 and wire bushing 4 by
Fastening screw 45 is fastened；The tail end of wire bushing 4, which is connected with tail nut 6, tail nut 6, is connected with cluster spring 7, cluster spring 7
It is socketed on field cable 9；The afterbody of field cable 9 is connected with optical fiber branch device 8, the leading portion of optical fiber branch device 8 provided with master
Four parallel branched holes 82 are extended in hole 81, the end of main aperture 81 to the tail end of optical fiber branch device 8, and each branched hole 82 is exported respectively
Single-mode fiber 10 all the way, each single-mode fiber 10 connects a fiber active linker 11 respectively.
Claims (2)
1. a kind of resistance to environment high sealing field fiber optic connector assembly, including field cable and joints of optical fibre housing, its feature
It is, hollow ceramic pipe is coaxially installed with the joints of optical fibre housing, the front end face of hollow ceramic pipe is by the joints of optical fibre
Spring is socketed with the boss axial limiting of housing cavity, hollow ceramic pipe, the tail end of hollow ceramic pipe is provided with metal tailstock, bullet
Spring is squeezed between hollow ceramic pipe and metal tailstock, and the rear of metal tailstock is by epicranial plate axial limiting, the optical fiber connection
The tail end of device housing is socketed with wire bushing, is sealed between the tail end and wire bushing of joints of optical fibre housing by seal ring at tail part, protects line
Set is locked by fastener and joints of optical fibre housing；The afterbody of the wire bushing is provided with clamp body, and clamp body is coaxially disposed
In in wire bushing, clamp body sets funneling inner chamber, the osculum of funneling inner chamber towards wire bushing tail end, the field cable
Head is penetrated from the inner chamber of clamp body, and the reinforcing fiber of field cable folds into the funneling inner chamber of clamp body, the light of field cable
Fibre core moves forward into hollow ceramic pipe；Sealing is filled in the funneling inner chamber of clamp body by AB glue, by only between clamp body and wire bushing
Determine screw fastening；The tail end of wire bushing is connected with tail nut, tail nut and is connected with cluster spring, and cluster spring is socketed on field
Cable；The afterbody of field cable is connected with optical fiber branch device, and the output end of optical fiber branch device is connected to optical fibre connection
Device.
2. a kind of resistance to environment high sealing field fiber optic connector assembly according to claim 1, it is characterised in that the light
Fiber branching device includes being provided with main aperture in main aperture and four branched holes, the optical fiber branch device leading portion, and the end of main aperture is rearwardly prolonged
Four parallel branched holes are stretched out, each branched hole connects a fiber active linker respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720023771.1U CN206573746U (en) | 2017-01-10 | 2017-01-10 | A kind of resistance to environment high sealing field fiber optic connector assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720023771.1U CN206573746U (en) | 2017-01-10 | 2017-01-10 | A kind of resistance to environment high sealing field fiber optic connector assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206573746U true CN206573746U (en) | 2017-10-20 |
Family
ID=60061070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720023771.1U Active CN206573746U (en) | 2017-01-10 | 2017-01-10 | A kind of resistance to environment high sealing field fiber optic connector assembly |
Country Status (1)
| Country | Link |
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| CN (1) | CN206573746U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106547052A (en) * | 2017-01-10 | 2017-03-29 | 中兵航联科技股份有限公司 | A kind of resistance to environment high sealing field fiber optic connector assembly |
-
2017
- 2017-01-10 CN CN201720023771.1U patent/CN206573746U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106547052A (en) * | 2017-01-10 | 2017-03-29 | 中兵航联科技股份有限公司 | A kind of resistance to environment high sealing field fiber optic connector assembly |
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