CN208255494U - A kind of optical cable that crushing resistance is good - Google Patents
A kind of optical cable that crushing resistance is good Download PDFInfo
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- CN208255494U CN208255494U CN201820670734.4U CN201820670734U CN208255494U CN 208255494 U CN208255494 U CN 208255494U CN 201820670734 U CN201820670734 U CN 201820670734U CN 208255494 U CN208255494 U CN 208255494U
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- sliding block
- spring
- sliding
- partition
- optical cable
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Abstract
The utility model discloses a kind of good optical cables of crushing resistance, including strengthening core, inner sheath is provided on the outside of the strengthening core, partition is provided between the strengthening core and inner sheath, the reinforcement wicking surface is provided with relief groove, relief groove inner wall two sides are provided with first sliding groove, the partition two sides of the bottom are provided with the first sliding block, first sliding block is slidably connected with first sliding groove, the partition bottom is provided with pressure reductor, the pressure reductor two sides are provided with the second sliding block, second sliding block is slidably connected with first sliding groove, the partition bottom surface is provided with second sliding slot, the second sliding slot bottom is provided with third sliding block and Four-slider.The utility model is under pressure to protect the technical solution of optical fiber come buffer dividing plate by the combination of a kind of increase the first spring, second spring and third spring, 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 utility model relates to information transmission equipment technical field, in particular to the good optical cable of a kind of crushing resistance.
Background technique
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 on optical fiber by protective layer layer by layer, optical fiber is damaged,
It is severely impacted information transmission.
Therefore, it is necessary to solve the above problems to invent a kind of optical cable that crushing resistance is good.
Utility model content
The purpose of this utility model is to provide a kind of good optical cables of crushing resistance, pass through a kind of increase the first spring, second
The combination of spring and third spring carrys out buffer dividing plate and is under pressure to protect the technical solution of optical fiber, to solve above-mentioned background technique
The optical cable of middle proposition 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 utility model provides the following technical solutions: a kind of optical cable that crushing resistance is good, including reinforces
Core, the strengthening core outside are provided with inner sheath, partition, the reinforcement wicking surface are provided between the strengthening core and inner sheath
It is provided with relief groove, relief groove inner wall two sides are provided with first sliding groove, and the partition two sides of the bottom are provided with first
Sliding block, first sliding block are slidably connected with first sliding groove, and the partition bottom is provided with pressure reductor, and the pressure reductor two sides are equal
It is provided with the second sliding block, second sliding block is slidably connected with first sliding groove, and the partition bottom surface is provided with second sliding slot,
The second sliding slot bottom is provided with third sliding block and Four-slider, and the third sliding block and Four-slider are sliding with second sliding slot
Dynamic connection, is provided with the first spring between the third sliding block and Four-slider, first spring one end and third sliding block are solid
Fixed connection, the first spring other end are fixedly connected with Four-slider, and the pressure reductor top surface is provided with third sliding slot,
The 5th sliding block and the 6th sliding block are provided at the top of the third sliding slot, the 5th sliding block and the 6th sliding block are sliding with third sliding slot
Dynamic connection, is provided with second spring between the 5th sliding block and the 6th sliding block, described second spring one end and the 5th sliding block are solid
Fixed connection, the second spring other end are fixedly connected with the 6th sliding block, are provided between the third sliding block and the 6th sliding block
First connecting rod, the third sliding block and the 6th sliding block are hinged with first connecting rod, set between the Four-slider and the 5th sliding block
It is equipped with second connecting rod, the Four-slider and the 5th sliding block are hinged with second connecting rod, and the first connecting rod and second connecting rod are cut with scissors
It connects, is provided with telescopic rod between the pressure reductor and relief groove inner wall, be provided with third spring on the outside of the telescopic rod, described the
Three spring one ends are 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, the partition it is adjacent between be provided with Loose tube, the Loose tube is internally provided with optical fiber.
Preferably, the inner sheath is made of polythene material, and the partition 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 technical effect and advantage of the utility model:
1, by being equipped with the first spring and second spring, be conducive to provide support force to partition, slow down becoming for partition decline
Gesture, when pressure continues to increase, further provides support force for partition, is conducive to protective partition not by being equipped with third spring
It is subject to crushing, and then protects optical fiber；
2, by being equipped with partition, be conducive to that optical fiber is replaced to bear extraneous pressure, protect optical fiber, when the pine set of outer fiber
There is breakage in pipe, is conducive to that optical fiber is avoided to be affected between each other by partition, by being equipped with reinforcer, is conducive to enhance light
The pull resistance of cable reduces the load of strengthening core.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the sectional view of the utility model.
Fig. 3 is the portion A enlarged drawing in Fig. 2 of the utility model.
Fig. 4 is the side sectional view of the utility model.
In figure: 1 strengthening core, 2 inner sheaths, 3 partitions, 4 relief grooves, 5 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 embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The utility model provides a kind of good optical cable of crushing resistance as shown in Figs 1-4, including strengthening core 1, the reinforcement
It is provided with inner sheath 2 on the outside of core 1, partition 3,1 surface of the strengthening core setting are provided between the strengthening core 1 and inner sheath 2
There is relief groove 4, the 4 inner wall two sides of relief groove are provided with first sliding groove 5, and 3 two sides of the bottom of partition are provided with first
Sliding block 6, first sliding block 6 are slidably connected with first sliding groove 5, and 3 bottom of partition is provided with pressure reductor 7, the pressure reductor 7
Two sides are provided with the second sliding block 8, and second sliding block 8 is slidably connected with first sliding groove 5,3 bottom surface of the partition setting
There is second sliding slot 9,9 bottom of second sliding slot is provided with third sliding block 10 and Four-slider 11, the third sliding block 10 and
Four-slider 11 is slidably connected with second sliding slot 9, is provided with the first spring 12 between the third sliding block 10 and Four-slider 11,
Described first spring, 12 one end is fixedly connected with third sliding block 10,12 other end of the first spring and the fixed company of Four-slider 11
It connects, 7 top surface of pressure reductor is provided with third sliding slot 13, and the 5th sliding block 14 and are provided at the top of the third sliding slot 13
Six sliding blocks 15, the 5th sliding block 14 and the 6th sliding block 15 are slidably connected with third sliding slot 13, the 5th sliding block 14 and
Second spring 16 is provided between six sliding blocks 15, described 16 one end of second spring is fixedly connected with the 5th sliding block 14, and described second
16 other end of spring is fixedly connected with the 6th sliding block 15, by being equipped with the first spring 12 and second spring 16, is conducive to partition 3
Support force is provided, slows down 3 downward trend of partition, is provided with first connecting rod between the third sliding block 10 and the 6th sliding block 15
17, the third sliding block 10 and the 6th sliding block 15 are hinged with first connecting rod 17, the Four-slider 11 and the 5th sliding block 14 it
Between be provided with second connecting rod 18, the Four-slider 11 and the 5th sliding block 14 are hinged with second connecting rod 18, the first connecting rod
17 is hinged with second connecting rod 18, is provided with telescopic rod 19 between 4 inner wall of the pressure reductor 7 and relief groove, outside the telescopic rod 19
Side is provided with third spring 20, and described 20 one end of third spring is fixedly connected with pressure reductor 7,20 other end of third spring with
4 inner wall of relief groove is fixedly connected, and by being equipped with third spring 20, when pressure continues to increase, further provides support for partition 3
Power is conducive to protective partition 3 and is not subject to crushing, and then protects optical fiber 22.
Further, in the above-mentioned technical solutions, the stiffness of the stiffness factor of first spring 12 and second spring 16
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, the partition 3 it is adjacent between be provided with Loose tube 21, the Loose tube
21 are internally provided with optical fiber 22；
Further, in the above-mentioned technical solutions, the inner sheath 2 is made of polythene material, and the partition 3 is by non-gold
Belong to material to be made, by being equipped with partition 3, is conducive to that optical fiber 22 is replaced to bear extraneous pressure, optical fiber 22 is protected, when outside optical fiber 22
There is breakage in the Loose tube 21 of side, is conducive to that optical fiber 22 is avoided to be affected between each other by partition 3；
Further, in the above-mentioned technical solutions, thermal insulation layer 23, the thermal insulation layer 23 are provided on the outside of the inner sheath 2
It is made of aramid fiber material；
Further, in the above-mentioned technical solutions, oversheath 24, the oversheath 24 are provided on the outside of the thermal insulation layer 23
It is internally 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 practical working principle:
Referring to Figure of description 1-4, since optical fiber 22 is made of glass or plastics, optical fiber 22 is very fragile,
Need to apply multilayer protection, when optical cable is under pressure, partition 3 declines, and the first spring 12 and second spring 16 be elongated, to every
Plate 3 provides support force, slows down 3 downward trend of partition, and when pressure continues to increase, third spring 20 is shunk, further
Support force is provided for partition 3, is conducive to protective partition 3 and is not subject to crushing, and then protect optical fiber 22；
Be conducive to that optical fiber 22 is replaced to bear extraneous pressure by being equipped with partition 3 referring to Figure of description 2, protect optical fiber
22, there is breakage in the 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 3,
By being 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 above descriptions are merely preferred embodiments of the present invention, it is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic
It is equivalently replaced, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (6)
1. a kind of good optical cable of crushing resistance, including strengthening core (1), it is characterised in that: be provided with interior shield on the outside of the strengthening core (1)
It covers (2), is provided with partition (3) between the strengthening core (1) and inner sheath (2), strengthening core (1) surface is provided with relief groove
(4), relief groove (4) the inner wall two sides are provided with first sliding groove (5), and partition (3) two sides of the bottom are provided with first
Sliding block (6), first sliding block (6) are slidably connected with first sliding groove (5), and partition (3) bottom is provided with pressure reductor (7),
Pressure reductor (7) two sides are provided with the second sliding block (8), and second sliding block (8) is slidably connected with first sliding groove (5), institute
It states partition (3) bottom surface to be provided with second sliding slot (9), second sliding slot (9) bottom is 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), the third sliding block
(10) it is provided between Four-slider (11) the first spring (12), described first spring (12) one end and third sliding block (10) are solid
Fixed connection, the first spring (12) other end are fixedly connected with Four-slider (11), pressure reductor (7) the top surface setting
Have third sliding slot (13), is provided with the 5th sliding block (14) and the 6th sliding block (15) at the top of the third sliding slot (13), the described 5th
Sliding block (14) and the 6th sliding block (15) are slidably connected with third sliding slot (13), the 5th sliding block (14) and the 6th sliding block (15)
Between be provided with second spring (16), described second spring (16) one end is fixedly connected with the 5th sliding block (14), second bullet
Spring (16) other end is fixedly connected with the 6th sliding block (15), and is provided between the third sliding block (10) and the 6th sliding block (15)
One connecting rod (17), the third sliding block (10) and the 6th sliding block (15) with first connecting rod (17) hingedly, the Four-slider
(11) it is provided with second connecting rod (18) between the 5th sliding block (14), the Four-slider (11) and the 5th sliding block (14) are with
Hingedly, hingedly, the pressure reductor (7) and relief groove (4) are interior for the first connecting rod (17) and second connecting rod (18) for two connecting rods (18)
It is provided with telescopic rod (19), is provided with third spring (20) on the outside of the telescopic rod (19), the third spring (20) between wall
One end is fixedly connected with pressure reductor (7), and third spring (20) other end is fixedly connected with relief groove (4) inner wall.
2. a kind of good optical cable of crushing resistance according to claim 1, it is characterised in that: the stiffness of first spring (12)
Coefficient is identical as the stiffness factor of second spring (16), and the stiffness factor of first spring (12) and second spring (16) is small
Stiffness factor in third spring (20).
3. a kind of good optical cable of crushing resistance according to claim 1, it is characterised in that: set between the partition (3) is adjacent
It is equipped with Loose tube (21), the Loose tube (21) 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) is by polyethylene
Material is made, and the partition (3) is made of nonmetallic materials.
5. a kind of good optical cable of crushing resistance according to claim 1, it is characterised in that: setting on the outside of the inner sheath (2)
Have thermal insulation layer (23), the thermal insulation layer (23) 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: setting on the outside of the thermal insulation layer (23)
Have oversheath (24), the oversheath (24) is internally provided with reinforcer (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820670734.4U CN208255494U (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 |
|---|---|---|---|
| CN201820670734.4U CN208255494U (en) | 2018-05-07 | 2018-05-07 | A kind of optical cable that crushing resistance is good |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208255494U true CN208255494U (en) | 2018-12-18 |
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ID=64635365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820670734.4U Active CN208255494U (en) | 2018-05-07 | 2018-05-07 | A kind of optical cable that crushing resistance is good |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208255494U (en) |
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2018
- 2018-05-07 CN CN201820670734.4U patent/CN208255494U/en active Active
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