CN102902027A - Flame retardant detection optical cable for coal mine - Google Patents
Flame retardant detection optical cable for coal mine Download PDFInfo
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- CN102902027A CN102902027A CN2011102125277A CN201110212527A CN102902027A CN 102902027 A CN102902027 A CN 102902027A CN 2011102125277 A CN2011102125277 A CN 2011102125277A CN 201110212527 A CN201110212527 A CN 201110212527A CN 102902027 A CN102902027 A CN 102902027A
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Abstract
The invention discloses a flame retardant detection optical cable for a coal mine. The flame retardant detection optical cable for the coal mine comprises a combination of a temperature-sensing optical fiber, a stress conduction optical fiber and a laser transmission optical fiber, a heat conduction water resistance factice, a metal spiral tube, an aramid fiber, a metal woven mesh and an outer flame retardant optical cable sheath. The heat conduction water resistance factice is wrapped on the periphery of the combination of the temperature-sensing optical fiber, the stress conduction optical fiber and the laser transmission optical fiber. The heat conduction water resistance factice is wrapped by the metal spiral tube. The metal spiral tube is wrapped by the aramid fiber. The aramid fiber is wrapped by the metal woven mesh. The metal woven mesh is wrapped by the outer flame retardant optical cable sheath. The temperature-sensing optical fiber is used for monitoring fire hazards and equipment explosion. The stress conduction optical fiber is used for monitoring collapsing, landslide and water inrush accidents. The laser transmission optical fiber is used for monitoring poisonous gas such as mashgas. By the aid of the flame retardant detection optical cable, the problem of security during the monitoring of the fire hazards and the equipment explosion is solved, and problems in monitoring of the collapsing, landslide and water inrush accidents and in monitoring of the poisonous gas such as the mashgas are solved.
Description
Technical field
The present invention relates to a kind of flame-retardant detecting optical cable used for coal mine, especially a kind of flame-retardant detecting optical cable used for coal mine has water-proof function, high flame resistance, can monitor simultaneously the coal pit fire, collapse, the landslide, gas leakage, equipment explosion, permeable accident is in order to carry out early warning before accident occurs, the operating personnel provides escape time for the colliery, belongs to optical technical field.
Background technology
In recent years, mine safety accidents takes place frequently, and causes great casualties situation very serious.The reason that coal mining accident occurs mainly contains top board, gas, electromechanics, transports, blows out, fire, water damage and other 8 class accidents.Respectively by top board collapse, landslide, gas explosion, electromechanical equipment blast, fire, the reason such as permeable cause.Traditional technological means is to carry out fire hazard monitoring with electric explorer, and for caving in, and the serious accident such as permeable does not have the monitoring means of effective and safe.Perhaps detector can not be monitored fire simultaneously, collapses landslide, gas leakage, equipment explosion, permeable accident early warning, the relatively single backwardness of monitoring means.
Summary of the invention
The objective of the invention is in order to fill up the blank of prior art, invention provides a kind of flame-retardant detecting optical cable used for coal mine, has water-proof function, high flame resistance, can monitor simultaneously the coal pit fire, collapse landslide, gas leakage, equipment explosion, permeable accident, in order to carry out early warning before accident occurs, the operating personnel provides escape time for the colliery.
For achieving the above object, the scheme that the present invention adopts is: a kind of flame-retardant detecting optical cable used for coal mine, comprise have temperature sensing optical fiber, assembly, heat conduction greasy for preventing water, metallic coil, aramid fiber, metal net, the fire-retardant cable oversheath of stress conduction optical fiber and laser transmission fiber; Described heat conduction greasy for preventing water be wrapped in have temperature sensing optical fiber, the periphery of the assembly of stress conduction optical fiber and laser transmission fiber; Described metallic coil wraps the heat conduction greasy for preventing water; Described aramid fiber coated metal spiral pipe; Described metal net parcel aramid fiber; Described fire-retardant cable oversheath wraps metal net; Described temperature sensing optical fiber is used for fire and equipment explosion monitoring; Described stress conduction optical fiber is used for collapsing, landslide and water leak accident monitoring; Described laser transmission fiber is used for the monitoring poisonous gas such as gas.
Preferably, described assembly with temperature sensing optical fiber, stress conduction optical fiber and laser transmission fiber is 1 core to 2 core, and distributes in groups.
Preferably, described metallic coil is made by stainless steel wire or extraordinary steel wire.
Preferably, described metal net can be stainless steel wire or phosphatization steel wire or copper wire or zinc-coated wire or nickel coated steel wire or tin plated steel wire or aluminium alloy or magnesium alloy.
Because the utilization of technique scheme, the present invention compared with prior art has following advantages:
(1) solved fire and equipment explosion when monitoring safety issue, electric explorer carries out the insecurity of monitoring temperature, and the continual power supply that provides is provided, in case occur accident or power breakdown so monitoring temperature possibly can't carry out thermometric.And utilize flame-retardant detecting optical cable used for coal mine of the present invention owing to not needing electric power to provide, more energy-conservation, safety.
(2) solved collapse, problem that landslide and water leak accident can't be monitored, utilize in the flame-retardant detecting optical cable used for coal mine of the present invention stress conduction optical fiber to carry out mine supervision, when collapse, landslide and water leak accident be before generation, geologic condition under the colliery can change, such as small cracking etc., here variable quantity is applied on the flame-retardant detecting optical cable used for coal mine, and optical cable both can monitor, can the precognition accident occur, give warning in advance.
(3) the monitoring poisonous gas problems such as gas have been solved, utilize laser transmission fiber to cooperate laser instrument that the gas in the atmosphere under the colliery is monitored, when if the toxic gases such as generation gas leak, the curve of spectrum that can show immediately the toxic gases such as gas on terminal device can be notified at once under the colliery personnel to escape and processes.
Description of drawings
Below in conjunction with accompanying drawing technical solution of the present invention is described further:
Wherein: the assembly that 1, has temperature sensing optical fiber, stress conduction optical fiber and laser transmission fiber; 2, heat conduction greasy for preventing water; 3, metallic coil; 4, aramid fiber; 5, metal net; 6, fire-retardant cable oversheath.
Embodiment
Of the present invention a kind of flame-retardant detecting optical cable used for coal mine as shown in Figure 1, comprise have temperature sensing optical fiber, assembly 1, heat conduction greasy for preventing water 2, metallic coil 3, aramid fiber 4, metal net 5, the fire-retardant cable oversheath 6 of stress conduction optical fiber and laser transmission fiber; Described heat conduction greasy for preventing water 2 be wrapped in have temperature sensing optical fiber, the periphery of the assembly 1 of stress conduction optical fiber and laser transmission fiber; Described metallic coil 3 wraps heat conduction greasy for preventing water 2; Described aramid fiber 4 coated metal spiral pipes 3; Described metal net 5 parcel aramid fibers 4; Described fire-retardant cable oversheath 6 wraps metal net 5; Described temperature sensing optical fiber is used for fire and equipment explosion monitoring; Described stress conduction optical fiber is used for collapsing, landslide and water leak accident monitoring; Described laser transmission fiber is used for the monitoring poisonous gas such as gas.Described assembly 1 with temperature sensing optical fiber, stress conduction optical fiber and laser transmission fiber is 1 core to 2 core, and distributes in groups; Described heat conduction greasy for preventing water 2 is that one or more jelling agents are distributed in one or more base oils, a kind of toughness semi-solid material of formation.In order to improve relevant performance, also add a small amount of antioxidant or other adjuvant, such as antiseptic, surfactant, hydrogen remover.The impact of the mechanical forces such as described heat conduction greasy for preventing water 2 has the moisture of preventing and corrodes optical fiber, and optical fiber is played the liner effect, and available buffer optical fiber shaken, impacts, crooked and the function of quick transferring heat; Described metallic coil can use that stainless steel wire or extraordinary steel wire or other are any can be used for formed in mould metal material and to make, and comprises three kinds of building forms: metallic coil, metal seamless tube and metal knarl tube; Wherein spiral pipe is divided into individual layer and double-deck stranded, double-deck stranded be divided into double-deck in the same way stranded and oppositely double-deck stranded; Described aramid fiber is a kind of aromatic polyamide fibre, has another name called aramid fiber, has high Young modulus, is a kind of nonmetal strength members that generally uses in the fiber optic cable production, bears specially the material of the element of load in optical cable.Its building form has two kinds, is respectively parallel organization and netted braiding structure.Heavy in the present invention, the existence form of Kevlar is stranded by many filaments or collimated beam becomes one, again by some strands of Kevlar parallel rings around or interlacing exist; Described metal net can be stainless steel wire, phosphatization steel wire, copper wire, zinc-coated wire, nickel coated steel wire, tinsel or the aluminium alloys such as tin plated steel wire, the metal alloy wires such as magnesium alloy.Under the condition of not losing the cable machinery performance, metal net also can replace with other any nonmetallic materials braidings, such as the aramid fiber braiding, and nylon rope braiding etc.; Described fire-retardant cable oversheath is the material with high flame retardant.Satisfy in the colliery requirement for flame-retardant cable.
Optical fiber sensing technology is the product of modern communications, is a brand-new technology that progressively grows up along with the development of optical fiber and the communication technology.Light is subject to the impact of external environment in transmission course, such as temperature, pressure, gas etc., change thereby cause transmitting the light wave amounts such as light intensity, phase place, frequency, polarization state.Can obtain corresponding physical quantity by the variation of monitoring this tittle, utilize these variablees can play to the various accident early warnings in colliery effective monitoring effect.
Because technique scheme utilization, the present invention are compared with prior art, the advantage that has is:
(1) solved fire and equipment explosion when monitoring safety issue, electric explorer carries out the insecurity of monitoring temperature, and the continual power supply that provides is provided, in case occur accident or power breakdown so monitoring temperature possibly can't carry out thermometric.And utilize flame-retardant detecting optical cable used for coal mine of the present invention owing to not needing electric power to provide, more energy-conservation, safety.
(2) solved collapse, problem that landslide and water leak accident can't be monitored, utilize in the flame-retardant detecting optical cable used for coal mine of the present invention stress conduction optical fiber to carry out mine supervision, when collapse, landslide and water leak accident be before generation, geologic condition under the colliery can change, such as small cracking etc., here variable quantity is applied on the flame-retardant detecting optical cable used for coal mine, and optical cable both can monitor, can the precognition accident occur, give warning in advance.
(3) the monitoring poisonous gas problems such as gas have been solved, utilize laser transmission fiber to cooperate laser instrument that the gas in the atmosphere under the colliery is monitored, when if the toxic gases such as generation gas leak, the curve of spectrum that can show immediately the toxic gases such as gas on terminal device can be notified at once under the colliery personnel to escape and processes.
Above-described embodiment only is explanation technical conceive of the present invention and characteristics; its purpose is to allow the personage that is familiar with technique can understand content of the present invention and is implemented; can not limit protection scope of the present invention with this; all equivalences that Spirit Essence is done according to the present invention change or modify, and all should be encompassed in protection scope of the present invention.
Claims (4)
1. flame-retardant detecting optical cable used for coal mine is characterized in that: comprise have temperature sensing optical fiber, assembly, heat conduction greasy for preventing water, metallic coil, aramid fiber, metal net, the fire-retardant cable oversheath of stress conduction optical fiber and laser transmission fiber; Described heat conduction greasy for preventing water be wrapped in have temperature sensing optical fiber, the periphery of the assembly of stress conduction optical fiber and laser transmission fiber; Described metallic coil wraps the heat conduction greasy for preventing water; Described aramid fiber coated metal spiral pipe; Described metal net parcel aramid fiber; Described fire-retardant cable oversheath wraps metal net; Described temperature sensing optical fiber is used for fire and equipment explosion monitoring; Described stress conduction optical fiber is used for collapsing, landslide and water leak accident monitoring; Described laser transmission fiber is used for the monitoring poisonous gas such as gas.
2. flame-retardant detecting optical cable used for coal mine according to claim 1 is characterized in that: described assembly with temperature sensing optical fiber, stress conduction optical fiber and laser transmission fiber is 1 core to 2 core, and distributes in groups.
3. flame-retardant detecting optical cable used for coal mine according to claim 1, it is characterized in that: described metallic coil is made by stainless steel wire or extraordinary steel wire.
4. flame-retardant detecting optical cable used for coal mine according to claim 1, it is characterized in that: described metal net can be stainless steel wire or phosphatization steel wire or copper wire or zinc-coated wire or nickel coated steel wire or tin plated steel wire or aluminium alloy or magnesium alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102125277A CN102902027A (en) | 2011-07-28 | 2011-07-28 | Flame retardant detection optical cable for coal mine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102125277A CN102902027A (en) | 2011-07-28 | 2011-07-28 | Flame retardant detection optical cable for coal mine |
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| CN102902027A true CN102902027A (en) | 2013-01-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011102125277A Pending CN102902027A (en) | 2011-07-28 | 2011-07-28 | Flame retardant detection optical cable for coal mine |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107976755A (en) * | 2017-12-18 | 2018-05-01 | 徐州亚都环境科技有限公司 | A kind of optical cable |
| CN113946023A (en) * | 2021-10-11 | 2022-01-18 | 中天科技海缆股份有限公司 | Water-blocking high-voltage cable with air-blowing optical fiber and conductor built-in temperature-measuring optical fiber |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1837874A (en) * | 2005-03-22 | 2006-09-27 | 通用电气公司 | Fiber optic sensing device and method of making and operating the same |
| CN201348666Y (en) * | 2008-11-17 | 2009-11-18 | 江苏永鼎股份有限公司 | Distributed Temperature Sensing Optical Cable |
| CN101614662A (en) * | 2009-07-24 | 2009-12-30 | 重庆大学 | The Minitype F-P index sensor of full optical fiber ring-type reflecting surface structure |
| CN201876588U (en) * | 2010-12-10 | 2011-06-22 | 煤炭科学研究总院重庆研究院 | Temperature sensing optical cable for monitoring downhole temperature of coalmine |
| CN202171672U (en) * | 2011-07-28 | 2012-03-21 | 东捷光电科技(苏州)有限公司 | Flame-retardant detecting optical cable used for coal mine |
-
2011
- 2011-07-28 CN CN2011102125277A patent/CN102902027A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1837874A (en) * | 2005-03-22 | 2006-09-27 | 通用电气公司 | Fiber optic sensing device and method of making and operating the same |
| CN201348666Y (en) * | 2008-11-17 | 2009-11-18 | 江苏永鼎股份有限公司 | Distributed Temperature Sensing Optical Cable |
| CN101614662A (en) * | 2009-07-24 | 2009-12-30 | 重庆大学 | The Minitype F-P index sensor of full optical fiber ring-type reflecting surface structure |
| CN201876588U (en) * | 2010-12-10 | 2011-06-22 | 煤炭科学研究总院重庆研究院 | Temperature sensing optical cable for monitoring downhole temperature of coalmine |
| CN202171672U (en) * | 2011-07-28 | 2012-03-21 | 东捷光电科技(苏州)有限公司 | Flame-retardant detecting optical cable used for coal mine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107976755A (en) * | 2017-12-18 | 2018-05-01 | 徐州亚都环境科技有限公司 | A kind of optical cable |
| CN113946023A (en) * | 2021-10-11 | 2022-01-18 | 中天科技海缆股份有限公司 | Water-blocking high-voltage cable with air-blowing optical fiber and conductor built-in temperature-measuring optical fiber |
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Application publication date: 20130130 |