CN108459386A - A kind of optical cable that crushing resistance is good - Google Patents
A kind of optical cable that crushing resistance is good Download PDFInfo
- Publication number
- CN108459386A CN108459386A CN201810428530.4A CN201810428530A CN108459386A CN 108459386 A CN108459386 A CN 108459386A CN 201810428530 A CN201810428530 A CN 201810428530A CN 108459386 A CN108459386 A CN 108459386A
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- CN
- China
- Prior art keywords
- sliding block
- spring
- sliding
- partition board
- optical cable
- Prior art date
- 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.)
- Pending
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Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4429—Means specially adapted for strengthening or protecting the cables
- G02B6/443—Protective covering
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4429—Means specially adapted for strengthening or protecting the cables
- G02B6/443—Protective covering
- G02B6/4432—Protective covering with fibre reinforcements
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Coupling Of Light Guides (AREA)
Abstract
The invention discloses a kind of good optical cables of crushing resistance, including strengthening core, it is provided with inner sheath on the outside of the strengthening core, it is provided with partition board between the strengthening core and inner sheath, the reinforcement wicking surface is provided with relief groove, relief groove inner wall both sides are both provided with the first sliding groove, the partition board two bottom sides are both provided with the first sliding block, first sliding block is slidably connected with the first sliding groove, the partition board bottom is provided with pressure reductor, the pressure reductor both sides are both provided with the second sliding block, second sliding block is slidably connected with the first sliding groove, the partition board bottom surface is provided with second sliding slot, the second sliding slot bottom is provided with third sliding block and Four-slider.The present invention is under pressure by the combination of a kind of increase the first spring, second spring and third spring come buffer dividing plate to protect the technical solution of optical fiber, and lacking resistance to compression protection to solve optical cable is easy to cause the technical issues of internal optical fiber is by damaging.
Description
Technical field
The present invention relates to information transmission equipment technical field, more particularly to the good optical cable of a kind of crushing resistance.
Background technology
Optical cable is mainly made of optical fiber and plastic protective sleeve pipe and plastic peel, without gold, silver, copper aluminium in optical cable
Equal metals, general non-recovery value.Optical cable is a certain number of optical fiber according to the certain way group stranding heart, is surrounded by sheath outside, has
Also cladding outer jacket, to realize a kind of communication line of optical signal transmission.Although current optical cable increases internal optical fiber
Add multilayer protection, when lacking resistance to compression protection, pressure can be still transmitted to by protective layer layer by layer on optical fiber, and optical fiber is damaged,
Information transmission is set to be severely impacted.
Therefore, it is necessary to solve the above problems to invent a kind of optical cable that crushing resistance is good.
Invention content
The purpose of the present invention is to provide a kind of good optical cables of crushing resistance, pass through a kind of the first spring of increase, second spring
Combination with third spring carrys out buffer dividing plate and is under pressure to protect the technical solution of optical fiber, to solve to carry in above-mentioned background technology
The optical cable gone out lacks resistance to compression protection and is easy to cause the technical issues of internal optical fiber is by damage.
To achieve the above object, the present invention provides the following technical solutions：A kind of optical cable that crushing resistance is good, including strengthening core,
It is provided with inner sheath on the outside of the strengthening core, partition board is provided between the strengthening core and inner sheath, the reinforcement wicking surface is set
It is equipped with relief groove, relief groove inner wall both sides are both provided with the first sliding groove, and the partition board two bottom sides are both provided with the first cunning
Block, first sliding block are slidably connected with the first sliding groove, and the partition board bottom is provided with pressure reductor, and the pressure reductor both sides are all provided with
It is equipped with the second sliding block, second sliding block is slidably connected with the first sliding groove, and the partition board bottom surface is provided with second sliding slot, institute
It states second sliding slot bottom and is provided with third sliding block and Four-slider, the third sliding block and Four-slider are slided with second sliding slot
Connection, is provided with the first spring, first spring one end is fixed with third sliding block between the third sliding block and Four-slider
Connection, the first spring other end are fixedly connected with Four-slider, and the pressure reductor top surface is provided with third sliding slot, institute
It states and is provided with the 5th sliding block and the 6th sliding block at the top of third sliding slot, the 5th sliding block and the 6th sliding block are slided with third sliding slot
Connection, is provided with second spring, described second spring one end is fixed with the 5th sliding block between the 5th sliding block and the 6th sliding block
Connection, the second spring other end is fixedly connected with the 6th sliding block, and the is provided between the third sliding block and the 6th sliding block
One connecting rod, the third sliding block and the 6th sliding block are hinged with first connecting rod, are arranged between the Four-slider and the 5th sliding block
There is second connecting rod, the Four-slider and the 5th sliding block are hinged with second connecting rod, and the first connecting rod is hinged with second connecting rod,
It is provided with telescopic rod between the pressure reductor and relief groove inner wall, third spring, the third are provided on the outside of the telescopic rod
Spring one end is fixedly connected with pressure reductor, and the third spring other end is fixedly connected with relief groove inner wall.
Preferably, the stiffness factor of first spring is identical as the stiffness factor of second spring, first spring and
The stiffness factor of second spring is respectively less than the stiffness factor of third spring.
Preferably, Loose tube is provided between the partition board is adjacent, the Loose tube is internally provided with optical fiber.
Preferably, the inner sheath is made of polythene material, and the partition board is made of nonmetallic materials.
Preferably, it is provided with thermal insulation layer on the outside of the inner sheath, the thermal insulation layer is made of aramid fiber material.
Preferably, it is provided with oversheath on the outside of the thermal insulation layer, the oversheath is internally provided with reinforcer.
The technique effect and advantage of the present invention：
1, by being equipped with the first spring and second spring, be conducive to provide support force to partition board, slow down partition board downward trend, lead to
It crosses and is equipped with third spring, when pressure continues to increase, further provide support force for partition board, be conducive to that partition board is protected not pressed
It is bad, and then protect optical fiber；
2, by being equipped with partition board, be conducive to that optical fiber is replaced to bear extraneous pressure, optical fiber protected, when the Loose tube of outer fiber goes out
Existing breakage, is conducive to that optical fiber is avoided to be affected between each other by partition board, by being equipped with reinforcer, is conducive to enhance optical cable
Pull resistance reduces the load of strengthening core.
Description of the drawings
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the sectional view of the present invention.
Fig. 3 is the portions A enlarged drawing in Fig. 2 of the present invention.
Fig. 4 is the side sectional view of the present invention.
In figure：1 strengthening core, 2 inner sheaths, 3 partition boards, 4 relief grooves, 5 the first sliding grooves, 6 first sliding blocks, 7 pressure reductors, 8 second
Sliding block, 9 second sliding slots, 10 third sliding blocks, 11 Four-sliders, 12 first springs, 13 third sliding slots, 14 the 5th sliding blocks, 15 the 6th
Sliding block, 16 second springs, 17 first connecting rods, 18 second connecting rods, 19 telescopic rods, 20 third springs, 21 Loose tubes, 22 optical fiber, 23
Thermal insulation layer, 24 oversheaths, 25 reinforcers.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The present invention provides a kind of good optical cable of crushing resistance as shown in Figs 1-4, including strengthening core 1, outside the strengthening core 1
Side is provided with inner sheath 2, and partition board 3 is provided between the strengthening core 1 and inner sheath 2, and 1 surface of the strengthening core is provided with decompression
Slot 4,4 inner wall both sides of the relief groove are both provided with the first sliding groove 5, and 3 two bottom sides of the partition board are both provided with the first sliding block 6,
First sliding block 6 is slidably connected with the first sliding groove 5, and 3 bottom of the partition board is provided with pressure reductor 7, and 7 both sides of the pressure reductor are equal
It is provided with the second sliding block 8, second sliding block 8 is slidably connected with the first sliding groove 5, and 3 bottom surface of the partition board is provided with second
Sliding slot 9,9 bottom of the second sliding slot are provided with third sliding block 10 and Four-slider 11, the third sliding block 10 and Four-slider
11 are slidably connected with second sliding slot 9, are provided with the first spring 12 between the third sliding block 10 and Four-slider 11, and described
One spring, 12 one end is fixedly connected with third sliding block 10, and 12 other end of the first spring is fixedly connected with Four-slider 11, institute
It states 7 top surface of pressure reductor and is provided with third sliding slot 13,13 top of the third sliding slot is provided with the 5th sliding block 14 and the 6th cunning
Block 15, the 5th sliding block 14 and the 6th sliding block 15 are slidably connected with third sliding slot 13, and the 5th sliding block 14 and the 6th is slided
Second spring 16 is provided between block 15,16 one end of the second spring is fixedly connected with the 5th sliding block 14, the second spring
16 other ends are fixedly connected with the 6th sliding block 15, by being equipped with the first spring 12 and second spring 16, are conducive to provide partition board 3
Support force slows down 3 downward trend of partition board, is provided with first connecting rod 17 between 10 and the 6th sliding block 15 of the third sliding block, institute
It is hinged with first connecting rod 17 to state third sliding block 10 and the 6th sliding block 15, is arranged between 11 and the 5th sliding block 14 of the Four-slider
There is a second connecting rod 18,11 and the 5th sliding block 14 of the Four-slider is hinged with second connecting rod 18, the first connecting rod 17 and the
Two connecting rods 18 are hinged, and telescopic rod 19,19 outside setting of the telescopic rod are provided between 4 inner wall of the pressure reductor 7 and relief groove
There are third spring 20, described 20 one end of third spring to be fixedly connected with pressure reductor 7,20 other end of third spring and relief groove
4 inner walls are fixedly connected, and by being equipped with third spring 20, when pressure continues to increase, further provide support force for partition board 3, have
Conducive to protecting partition board 3 not to be subject to crushing, and then protect optical fiber 22.
Further, in the above-mentioned technical solutions, the stiffness of the stiffness factor and second spring 16 of first spring 12
Coefficient is identical, and the stiffness factor of first spring 12 and second spring 16 is respectively less than the stiffness factor of third spring 20；
Further, in the above-mentioned technical solutions, Loose tube 21 is provided between the partition board 3 is adjacent, in the Loose tube 21
Portion is provided with optical fiber 22；
Further, in the above-mentioned technical solutions, the inner sheath 2 is made of polythene material, and the partition board 3 is by non-metallic material
Material is made, and by being equipped with partition board 3, is conducive to that optical fiber 22 is replaced to bear extraneous pressure, protects optical fiber 22, when 22 outside of optical fiber
There is breakage in Loose tube 21, is conducive to that optical fiber 22 is avoided to be affected between each other by partition board 3；
Further, in the above-mentioned technical solutions, 2 outside of the inner sheath is provided with thermal insulation layer 23, and the thermal insulation layer 23 is by virtue
Synthetic fibre material is made；
Further, in the above-mentioned technical solutions, the outside of the thermal insulation layer 23 is provided with oversheath 24, inside the oversheath 24
It is provided with reinforcer 25, by being equipped with reinforcer 25, is conducive to the pull resistance for enhancing optical cable, reduces the load of strengthening core 1.
This practicality operation principle：
With reference to Figure of description 1-4, since optical fiber 22 is made of glass or plastics, optical fiber 22 is very fragile, needs
Apply multilayer protection, when optical cable is under pressure, partition board 3 declines, and the first spring 12 and second spring 16 are elongated, to partition board 3
There is provided support force, slow down 3 downward trend of partition board, when pressure continue increase when, third spring 20 is shunk, further for every
Plate 3 provides support force, is conducive to that partition board 3 is protected not to be subject to crushing, and then protect optical fiber 22；
With reference to Figure of description 2, by being equipped with partition board 3, is conducive to that optical fiber 22 is replaced to bear extraneous pressure, protects optical fiber 22,
There is breakage in Loose tube 21 on the outside of optical fiber 22, is conducive to that optical fiber 22 is avoided to be affected between each other by partition board 3, passes through
Equipped with reinforcer 25, is conducive to the pull resistance for enhancing optical cable, reduces the load of strengthening core 1.
Finally it should be noted that：The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
With technical scheme described in the above embodiments is modified or equivalent replacement of some of the technical features,
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in the present invention's
Within protection domain.
Claims (6)
1. a kind of good optical cable of crushing resistance, including strengthening core（1）, it is characterised in that：The strengthening core（1）Outside is provided with interior shield
Set（2）, the strengthening core（1）With inner sheath（2）Between be provided with partition board（3）, the strengthening core（1）Surface is provided with relief groove
（4）, the relief groove（4）Inner wall both sides are both provided with the first sliding groove（5）, the partition board（3）Two bottom sides are both provided with first
Sliding block（6）, first sliding block（6）With the first sliding groove（5）It is slidably connected, the partition board（3）Bottom is provided with pressure reductor（7）,
The pressure reductor（7）Both sides are both provided with the second sliding block（8）, second sliding block（8）With the first sliding groove（5）It is slidably connected, institute
State partition board（3）Bottom surface is provided with second sliding slot（9）, the second sliding slot（9）Bottom is provided with third sliding block（10）With
Four-slider（11）, the third sliding block（10）With Four-slider（11）And second sliding slot（9）It is slidably connected, the third sliding block
（10）With Four-slider（11）Between be provided with the first spring（12）, first spring（12）One end and third sliding block（10）Gu
Fixed connection, first spring（12）The other end and Four-slider（11）It is fixedly connected, the pressure reductor（7）Top surface is arranged
There is third sliding slot（13）, the third sliding slot（13）Top is provided with the 5th sliding block（14）With the 6th sliding block（15）, the described 5th
Sliding block（14）With the 6th sliding block（15）With third sliding slot（13）It is slidably connected, the 5th sliding block（14）With the 6th sliding block（15）
Between be provided with second spring（16）, the second spring（16）One end and the 5th sliding block（14）It is fixedly connected, second bullet
Spring（16）The other end and the 6th sliding block（15）It is fixedly connected, the third sliding block（10）With the 6th sliding block（15）Between be provided with
One connecting rod（17）, the third sliding block（10）With the 6th sliding block（15）And first connecting rod（17）It is hinged, the Four-slider
（11）With the 5th sliding block（14）Between be provided with second connecting rod（18）, the Four-slider（11）With the 5th sliding block（14）With
Two connecting rods（18）It is hinged, the first connecting rod（17）With second connecting rod（18）It is hinged, the pressure reductor（7）With relief groove（4）It is interior
Telescopic rod is provided between wall（19）, the telescopic rod（19）Outside is provided with third spring（20）, the third spring（20）
One end and pressure reductor（7）It is fixedly connected, the third spring（20）The other end and relief groove（4）Inner wall is fixedly connected.
2. a kind of good optical cable of crushing resistance according to claim 1, it is characterised in that：First spring（12）Stiffness
Coefficient and second spring（16）Stiffness factor it is identical, first spring（12）And second spring（16）Stiffness factor it is small
In third spring（20）Stiffness factor.
3. a kind of good optical cable of crushing resistance according to claim 1, it is characterised in that：The partition board（3）It is set between adjacent
It is equipped with Loose tube（21）, the Loose tube（21）It is internally provided with optical fiber（22）.
4. a kind of good optical cable of crushing resistance according to claim 1, it is characterised in that：The inner sheath（2）By polyethylene
Material is made, the partition board（3）It is made of nonmetallic materials.
5. a kind of good optical cable of crushing resistance according to claim 1, it is characterised in that：The inner sheath（2）Outside is arranged
There is thermal insulation layer（23）, the thermal insulation layer（23）It is made of aramid fiber material.
6. a kind of good optical cable of crushing resistance according to claim 5, it is characterised in that：The thermal insulation layer（23）Outside is arranged
There is oversheath（24）, the oversheath（24）It is internally provided with reinforcer（25）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810428530.4A CN108459386A (en) | 2018-05-07 | 2018-05-07 | A kind of optical cable that crushing resistance is good |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810428530.4A CN108459386A (en) | 2018-05-07 | 2018-05-07 | A kind of optical cable that crushing resistance is good |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108459386A true CN108459386A (en) | 2018-08-28 |
Family
ID=63214954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810428530.4A Pending CN108459386A (en) | 2018-05-07 | 2018-05-07 | A kind of optical cable that crushing resistance is good |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108459386A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113311552A (en) * | 2021-06-21 | 2021-08-27 | 江苏科信光电科技有限公司 | Water-blocking material for communication optical cable and preparation method thereof |
-
2018
- 2018-05-07 CN CN201810428530.4A patent/CN108459386A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113311552A (en) * | 2021-06-21 | 2021-08-27 | 江苏科信光电科技有限公司 | Water-blocking material for communication optical cable and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180828 |