CN209674064U - Coal mine flame-retardant temperature sensing optical cable - Google Patents
Coal mine flame-retardant temperature sensing optical cable Download PDFInfo
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- CN209674064U CN209674064U CN201920351953.0U CN201920351953U CN209674064U CN 209674064 U CN209674064 U CN 209674064U CN 201920351953 U CN201920351953 U CN 201920351953U CN 209674064 U CN209674064 U CN 209674064U
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- inner cavity
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- optical cable
- temperature sensing
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Abstract
The utility model discloses coal mine flame-retardant temperature sensing optical cables, including fire-retardant oversheath, the inner cavity of the fire-retardant oversheath is provided with waterproof layer, the inner cavity of the waterproof layer is provided with filled layer, the inner cavity of the filled layer is provided with beam tube, the inner cavity of the beam tube is provided with hard-pressed bale fibre, and the inner cavity of the hard-pressed bale fibre is provided with optical fiber, is provided with tension cable wire at the top and bottom of the filled layer inner cavity.The mutual cooperation that the utility model passes through setting fire-retardant oversheath, waterproof layer, filled layer, beam tube, hard-pressed bale fibre, optical fiber, tension cable wire and reinforcing element, shock resistance and the good advantage of tensile property are reached, solve the problems, such as that existing resistance combustion temperature detecting optical cable shock resistance and tensile property are poor, when resistance combustion temperature detecting optical cable uses within coal mines, it will not be broken unintentionally in down-hole mechanical operation or pound disconnected by falling rocks and landslide and lose communication and the effect of sensing, facilitate people's use.
Description
Technical field
The utility model relates to optical cable technology fields, specially coal mine flame-retardant temperature sensing optical cable.
Background technique
Optical cable is manufactured to meet the performance specification of optics, machinery or environment, it is to utilize to be placed in cladding sheath
In one or more optical fiber as transmission medium and the communications cable component that can use individually or in groups, optical cable mainly by
Optical fiber (glass fiber of thin such as hair) and plastic protective sleeve pipe and plastic peel are constituted, without gold, silver, copper aluminium etc. in optical cable
Metal, 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
Outer jacket is also coated, to realize a kind of communication line of optical signal transmission, it may be assumed that passed through centainly by optical fiber (optical transmission carrier)
Technique and the cable formed, the basic structure of optical cable are usually by cable core, reinforce a few part groups such as steel wire, filler and sheath
At according further to needs, there are also the components such as waterproof layer, buffer layer, insulated metal conducting wire, and need within coal mines fire-retardant using arriving
Temperature sensing optical cable in order to mine communication, detection, safe early warning, is rescued and delays positioning etc., and existing resistance combustion temperature detects light at present
Cable, shock resistance and tensile property are poor, when resistance combustion temperature detecting optical cable is within coal mines in use, quilt when being easy in down-hole mechanical operation
It breaks unintentionally or pounds disconnected by falling rocks and landslide and lose communication and the effect of sensing, it has not been convenient to which people use, and reduce resistance
Fire the practicability of temperature sensing optical cable.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides coal mine flame-retardant temperature sensing optical cable, has shock resistance
The good advantage with tensile property solves the problems, such as that existing resistance combustion temperature detecting optical cable shock resistance and tensile property are poor.
(2) technical solution
To achieve the above object, the utility model provides the following technical solutions: coal mine flame-retardant temperature sensing optical cable, including
Fire-retardant oversheath, the inner cavity of the fire-retardant oversheath are provided with waterproof layer, and the inner cavity of the waterproof layer is provided with filled layer, described
The inner cavity of filled layer is provided with beam tube, and the inner cavity of the beam tube is provided with hard-pressed bale fibre, and the inner cavity of the hard-pressed bale fibre is provided with optical fiber.
Preferably, tension cable wire is provided at the top and bottom of the filled layer inner cavity, the tension cable wire includes steel
Silk, and the quantity of steel wire is seven, the outer diameter of the tension cable wire is greater than the outer diameter of beam tube.
Preferably, the fire-retardant oversheath is flame-retardant low-smoke halogen-free sheath.
Preferably, the surface of the hard-pressed bale fibre is provided with reinforcing element, and the material of the reinforcing element is aramid fiber material
Material.
Preferably, the material of the beam tube is stainless steel helix tube material.
Preferably, the inner cavity of the waterproof layer and the junction of filling layer surface are provided with fireprotection layer, and the material of fireprotection layer
Material is Ceramic silicon rubber.
(3) beneficial effect
Compared with prior art, the utility model provides coal mine flame-retardant temperature sensing optical cable, has following beneficial to effect
Fruit:
1, the utility model is by being arranged fire-retardant oversheath, waterproof layer, filled layer, beam tube, hard-pressed bale fibre, optical fiber, tension steel
The mutual cooperation of rope and reinforcing element has reached shock resistance and the good advantage of tensile property, solves existing resistance combustion temperature and visits
The problem for surveying optical cable shock resistance and tensile property difference, when resistance combustion temperature detecting optical cable is within coal mines in use, will not be in underground machine
It is broken unintentionally when tool operation or pounds disconnected by falling rocks and landslide and lose communication and the effect of sensing, facilitating people makes
With improving the practicability of resistance combustion temperature detecting optical cable.
2, the utility model plays the role of protection when working and using to optical fiber, solves light by setting beam tube
Fibre is pounded disconnected problem by falling rocks when working and using, and by the way that reinforcing element is arranged, plays increasing when working and using to hard-pressed bale fibre
The effect of reinforcement degree solves the problems, such as that hard-pressed bale fibre is broken when working and using, by the way that waterproof layer is arranged, to fire-retardant outer shield
It covers and plays the role of increasing waterproof performance when working and using, solve fire-retardant oversheath poor waterproof properties when working use
The problem of.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model.
In figure: 1 fire-retardant oversheath, 2 waterproof layers, 3 filled layers, 4 beam tubes, 5 hard-pressed bales fibre, 6 optical fiber, 7 tension cable wires, 8 are reinforced
Element.
Specific embodiment
In order to enable those skilled in the art to better understand the technical solutions of the present invention, with reference to the accompanying drawing to this reality
Be described in detail with novel, the description of this part be only it is exemplary and explanatory, should not be to the protection scope of the utility model
There is any restriction effect.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
It should be noted that term " center ", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outside" etc.
The orientation or positional relationship of instruction be based on the orientation or positional relationship shown in the drawings or the utility model product use when
The orientation or positional relationship usually put, is merely for convenience of describing the present invention and simplifying the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as pair
The limitation of the utility model.In addition, term " first ", " second ", " third " etc. are only used for distinguishing description, and should not be understood as referring to
Show or imply relative importance.
In addition, the terms such as term "horizontal", "vertical", " pendency " are not offered as requiring component abswolute level or pendency, and
It is that can be slightly tilted.It is not to indicate the structure if "horizontal" only refers to that its direction is more horizontal with respect to for "vertical"
It has to fully horizontally, but can be slightly tilted.
In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, term " is set
Set ", " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection,
Or it is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, intermediary can also be passed through
It is indirectly connected, can be the connection inside two elements.For the ordinary skill in the art, it can be managed with concrete condition
Solve the concrete meaning of above-mentioned term in the present invention.
Referring to Fig. 1, coal mine flame-retardant temperature sensing optical cable, including fire-retardant oversheath 1, fire-retardant oversheath 1 are fire-retardant low
The inner cavity of cigarette Halogen sheath, fire-retardant oversheath 1 is provided with waterproof layer 2, by the way that waterproof layer 2 is arranged, is working fire-retardant oversheath 1
Play the role of increasing waterproof performance when use, solve the problems, such as fire-retardant oversheath 1 poor waterproof properties when working use,
The inner cavity of waterproof layer 2 is provided with filled layer 3, and tension cable wire 7, tension cable wire 7 are provided at the top and bottom of 3 inner cavity of filled layer
Including steel wire, and the quantity of steel wire is seven, and the outer diameter of tension cable wire 7 is greater than the outer diameter of beam tube 4, the inner cavity setting of filled layer 3
There is beam tube 4, by the way that beam tube 4 is arranged, plays the role of protection when working and using to optical fiber 6, solve optical fiber 6 makes in work
Used time is pounded disconnected problem by falling rocks, and the material of beam tube 4 is stainless steel helix tube material, and the inner cavity of beam tube 4 is provided with hard-pressed bale fibre 5,
The surface of hard-pressed bale fibre 5 is provided with reinforcing element 8, by the way that reinforcing element 8 is arranged, plays increasing when working and using to hard-pressed bale fibre 5
The effect of reinforcement degree solves the problems, such as that hard-pressed bale fibre 5 is broken when working and using, and the material of reinforcing element 8 is that aramid fiber is fine
Material is tieed up, the inner cavity of hard-pressed bale fibre 5 is provided with optical fiber 6, by the way that fire-retardant oversheath 1, waterproof layer 2, filled layer 3, beam tube 4, tight is arranged
Packet fibre 5, the mutual cooperation of optical fiber 6, tension cable wire 7 and reinforcing element 8 have reached shock resistance and the good advantage of tensile property, solution
Determined the problem of existing resistance combustion temperature detecting optical cable shock resistance and tensile property difference, when resistance combustion temperature detecting optical cable within coal mines
In use, will not be broken unintentionally in down-hole mechanical operation or pound disconnected by falling rocks and landslide and lose communication and sensing
Effect facilitates people's use, improves the practicability of resistance combustion temperature detecting optical cable.
In use, the optical fiber 6 of certain core number is built into the beam tube 4 with optical fiber gel, make it to hard-pressed bale fibre 5
It is protected with optical fiber 6, the tension cable wire 7 that two steel wire strands intensively twist is arranged in parallel in outside beam tube 4, high density is high-intensitive
Tension cable wire 7 beam tube 4 is reinforced, the outer diameter of tension cable wire 7 is greater than at least 1.5 times of outer diameter of beam tube 4, so that extraneous
Mechanical impact force is impacted first on fire-retardant oversheath 1 and tension cable wire 7, fire-retardant 1 minimum thickness of oversheath reach 1MM with
On, on the one hand the effect of fire-retardant oversheath 1 beam tube 4 and tension cable wire 7 is fixed, on the one hand have good buffering to impact
Effect slows down weight and is directly impinging on tension cable wire 7 and beam tube 4, because the outer diameter of tension cable wire 7 is bigger than the outer diameter of beam tube 4, because
Before tension cable wire 7 is not destroyed, optical fiber 6 is will not to be influenced by any impact force for this, protects optical fiber 6 injury-free, from
And shock resistance and the good advantage of tensile property are reached.
The standardized element used in this specification arrived can commercially, all portions in present specification
Part can carry out customized, connection relationship in present specification between each layer and specific according to the record of the description and the appended drawings
Structure is all made of the prior art, no longer makes specific narration herein.
In conclusion the coal mine flame-retardant temperature sensing optical cable, passes through fire-retardant oversheath 1, waterproof layer 2, filled layer 3, beam
The mutual cooperation of pipe 4, hard-pressed bale fibre 5, optical fiber 6, tension cable wire 7 and reinforcing element 8 solves existing resistance combustion temperature detecting optical cable
The problem of shock resistance and tensile property difference.
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that the process, method, article or equipment for including a series of elements not only includes those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or equipment institute it is intrinsic
Element.
Specific case used herein is expounded the principles of the present invention and embodiment, above example
Illustrate the method and its core concept for being merely used to help understand the utility model.The above is only the preferred implementations of the utility model
Mode, it is noted that due to the finiteness of literal expression, and objectively there is unlimited specific structure, for the art
Those of ordinary skill for, without departing from the principle of this utility model, can also make it is several improve, retouching or become
Change, above-mentioned technical characteristic can also be combined in the right way；These improve retouching, variation or combination, or without changing
Other occasions are directly applied to by the conception and technical scheme of utility model, are regarded as the protection model of the utility model
It encloses.
Claims (6)
1. coal mine flame-retardant temperature sensing optical cable, including fire-retardant oversheath (1), it is characterised in that: the fire-retardant oversheath (1)
Inner cavity is provided with waterproof layer (2), and the inner cavity of the waterproof layer (2) is provided with filled layer (3), and the inner cavity of the filled layer (3) is set
It is equipped with beam tube (4), the inner cavity of the beam tube (4) is provided with hard-pressed bale fibre (5), and the inner cavity of the hard-pressed bale fine (5) is provided with optical fiber
(6).
2. coal mine flame-retardant temperature sensing optical cable according to claim 1, it is characterised in that: filled layer (3) inner cavity
Top and bottom be provided with tension cable wire (7), the tension cable wire (7) includes steel wire, and the quantity of steel wire is seven, institute
The outer diameter for stating tension cable wire (7) is greater than the outer diameter of beam tube (4).
3. coal mine flame-retardant temperature sensing optical cable according to claim 1, it is characterised in that: the fire-retardant oversheath (1)
For flame-retardant low-smoke halogen-free sheath.
4. coal mine flame-retardant temperature sensing optical cable according to claim 1, it is characterised in that: the table of the hard-pressed bale fine (5)
Face is provided with reinforcing element (8), and the material of the reinforcing element (8) is aramid fiber material.
5. coal mine flame-retardant temperature sensing optical cable according to claim 1, it is characterised in that: the material of the beam tube (4)
For stainless steel helix tube material.
6. coal mine flame-retardant temperature sensing optical cable according to claim 1, it is characterised in that: the waterproof layer (2) it is interior
The junction on chamber and filled layer (3) surface is provided with fireprotection layer, and the material of fireprotection layer is Ceramic silicon rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920351953.0U CN209674064U (en) | 2019-03-20 | 2019-03-20 | Coal mine flame-retardant temperature sensing optical cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920351953.0U CN209674064U (en) | 2019-03-20 | 2019-03-20 | Coal mine flame-retardant temperature sensing optical cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209674064U true CN209674064U (en) | 2019-11-22 |
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ID=68572150
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920351953.0U Active CN209674064U (en) | 2019-03-20 | 2019-03-20 | Coal mine flame-retardant temperature sensing optical cable |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111736284A (en) * | 2020-07-27 | 2020-10-02 | 中煤科工集团重庆研究院有限公司 | Mining photoelectricity mixed loading cable and flame-proof cable leading-in device thereof |
-
2019
- 2019-03-20 CN CN201920351953.0U patent/CN209674064U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111736284A (en) * | 2020-07-27 | 2020-10-02 | 中煤科工集团重庆研究院有限公司 | Mining photoelectricity mixed loading cable and flame-proof cable leading-in device thereof |
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