CN204740887U - Mineral insulation fire prevention computer cable - Google Patents
Mineral insulation fire prevention computer cable Download PDFInfo
- Publication number
- CN204740887U CN204740887U CN201520368004.5U CN201520368004U CN204740887U CN 204740887 U CN204740887 U CN 204740887U CN 201520368004 U CN201520368004 U CN 201520368004U CN 204740887 U CN204740887 U CN 204740887U
- Authority
- CN
- China
- Prior art keywords
- cable
- core
- flame retardant
- cable core
- fire prevention
- 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.)
- Expired - Fee Related
Links
- 230000002265 prevention Effects 0.000 title claims abstract description 14
- 238000009413 insulation Methods 0.000 title abstract description 4
- 229910052500 inorganic mineral Inorganic materials 0.000 title abstract 2
- 239000011707 mineral Substances 0.000 title abstract 2
- 238000000576 coating method Methods 0.000 claims abstract description 28
- 239000011248 coating agent Substances 0.000 claims abstract description 27
- 239000000463 material Substances 0.000 claims abstract description 23
- 239000003063 flame retardant Substances 0.000 claims abstract description 22
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims abstract description 20
- 239000004020 conductor Substances 0.000 claims abstract description 16
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 14
- 229910052751 metal Inorganic materials 0.000 claims abstract description 12
- 239000002184 metal Substances 0.000 claims abstract description 12
- 229920000728 polyester Polymers 0.000 claims abstract description 8
- 239000003365 glass fiber Substances 0.000 claims abstract description 7
- 230000002093 peripheral effect Effects 0.000 claims abstract description 4
- 229920000098 polyolefin Polymers 0.000 claims abstract description 4
- 239000000779 smoke Substances 0.000 claims abstract description 4
- 230000004888 barrier function Effects 0.000 claims description 15
- 239000011521 glass Substances 0.000 claims description 9
- 239000004698 Polyethylene Substances 0.000 claims description 5
- 238000004132 cross linking Methods 0.000 claims description 5
- 239000010445 mica Substances 0.000 claims description 5
- 229910052618 mica group Inorganic materials 0.000 claims description 5
- -1 polyethylene Polymers 0.000 claims description 5
- 229920000573 polyethylene Polymers 0.000 claims description 5
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 3
- 239000010931 gold Substances 0.000 claims description 3
- 229910052737 gold Inorganic materials 0.000 claims description 3
- 206010037660 Pyrexia Diseases 0.000 abstract description 3
- 239000002689 soil Substances 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 239000004411 aluminium Substances 0.000 abstract 3
- 229910052782 aluminium Inorganic materials 0.000 abstract 3
- 230000007613 environmental effect Effects 0.000 abstract 2
- 238000005253 cladding Methods 0.000 abstract 1
- 239000003517 fume Substances 0.000 abstract 1
- 229910052736 halogen Inorganic materials 0.000 abstract 1
- 150000002367 halogens Chemical class 0.000 abstract 1
- 238000010186 staining Methods 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 13
- 230000008439 repair process Effects 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 2
- 229910021502 aluminium hydroxide Inorganic materials 0.000 description 2
- 230000001458 anti-acid effect Effects 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 239000003518 caustics Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000000280 densification Methods 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 2
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 2
- 239000000347 magnesium hydroxide Substances 0.000 description 2
- 229910044991 metal oxide Inorganic materials 0.000 description 2
- 150000004706 metal oxides Chemical class 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 229910052628 phlogopite Inorganic materials 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000004078 waterproofing Methods 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000009439 industrial construction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
Landscapes
- Insulated Conductors (AREA)
Abstract
The utility model relates to a computer cable. A mineral insulation fire prevention computer cable, includes a cable main part, and the cable main part includes the cable core, is equipped with the sinle silk group that is formed by three sinle silk pair twists in the cable core, and the sinle silk includes conductor, insulating layer and flame retardant coating, the conductor is cladding flame retardant coating, insulating layer in proper order outward, sinle silk group is outer to have the polyester lacing that comprises the polyester area around the package, still is equipped with the fire prevention filling layer in the cable core, the cable core peripheral hardware has the glass fiber layer that is used for tightening the cable core, and the glass fiber layer is taken by glass fiber and is constituted, is equipped with an aluminium metal covering outside the glass fiber layer, and the aluminium metal covering is equipped with the sheath that low smoke and zero halogen flame retardant polyolefin made outward. The utility model discloses it make to be suitable for the temperature range and to become that wide high temperature resistant and the environmental protection is pollution -free to have optimized the structure. The aluminium metal covering can regard as the shielding layer to use, and shielding material has been practiced thrift to total shielding layer among the conventional computer cable structure of fungible. Do not produce aggressive fume, the fever volume is few during the burning, and non -staining soil plays the environmental protection effect.
Description
Technical field
The utility model relates to cable, is specifically related to computer cable.
Background technology
Computer cable belongs to one of electronic computer system private cable, be the auxiliary products that modernization industrial construction is badly in need of, it is widely used in Signal transmissions and the control system of the electronic computer of the industrial enterprise such as energy industry, metallurgical industry and petrochemical industry and scientific research department, instrument and meter, various automatic detection system and out of Memory treatment facility.
Also there is certain deficiency in current computer cable, its insulating barrier, protective layer material used is bad in resistance to elevated temperatures, fire protecting performance, causes computer cable can not normally use in high temperature environments in high temperature resistant.
Utility model content
The purpose of this utility model is, provides a kind of mineral-insulated fireproof computer cable, to solve above-mentioned at least one technical problem.
The technical problem that the utility model solves can realize by the following technical solutions:
A kind of mineral-insulated fireproof computer cable, comprise a cable main, it is characterized in that, described cable main comprises cable core, and be provided with in described cable core by the core group of three core pair twists, described core comprises conductor, insulating barrier and flame retardant coating; Described conductor outer coated described flame retardant coating, described insulating barrier successively;
Be surrounded with the polyester belt be made up of polyester belt outside described core group, in described cable core, be also provided with fire prevention packed layer; Described cable core peripheral hardware has the glass layer for tightening cable core, and described glass layer is made up of glass fiber tape, is provided with an aluminum metal cover outside described glass layer, the outer sheath being provided with low smoke halogen-free flame-retardant polyolefin and making of described aluminum metal cover.
The utility model optimizes that structure makes that Applicable temperature scope becomes wide, fire prevention, fire-retardant, high temperature resistant and environment friendly and pollution-free.Described aluminum metal cover adopts continuous extruding technology, without any joint and crack; Can prevent cable machinery from damaging, prevent cable from intaking, cable explosion-proof, there is prolongation cable and improve electrical safety useful life.Aluminum metal cover can be used as screen and uses, and the total screen in the alternative conventional computer construction of cable, has saved shielding material.Do not produce corrosive gas, during burning, fever amount is few, not contaminated soil, plays environmental-protection function.
Described conductor adopts and meets the 1st kind, the 2nd kind or the 5th kind of conductor structure specifying in GB/T 3956-2008, and sectional area is 0.5mm
2~ 2.5mm
2.
Described flame retardant coating is the flame retardant coating that gold mica tape material is made.
The flame retardant coating not only good heat resistance that the utility model is made by phlogopite material, also has high electrical insulating property and antiacid caustic corrosion ability.
Described insulating barrier is the insulating barrier that cross-linking polyethylene materials is made.
The insulating barrier not only good insulation preformance that the utility model is made by adopting cross-linking polyethylene materials, also improves suppleness and tolerance to cold.
Described fire prevention packed layer is the fire prevention packed layer be made up of metal hydrate.Described metal hydrate is the metal hydrate of aluminium hydroxide, magnesium hydroxide and binding agent composition.
Metal hydrate changes into metal oxide and water under flame, reduces the internal temperature of burned cable, simultaneously remnant densification be wrapped in insulated wire cores, make it cannot participate in the reaction of hot oxygen.
Also be provided with a resilient coating in described sheath, described resilient coating is between described sheath and described cable core; Described resilient coating is the resilient coating be made up of mica.
The utility model reduces cable inside and outside portion distorting stress by resilient coating.
Described sheath inner surface and outer surface are evenly coated with waterproof coating.Thus enhancing water proofing property.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the present utility model.
Embodiment
The technological means realized to make the utility model, creation characteristic, reaching object and effect is easy to understand, setting forth the utility model further below in conjunction with concrete diagram.
With reference to Fig. 1, a kind of mineral-insulated fireproof computer cable, comprise a cable main, cable main comprises cable core, and be provided with by the core group of three core pair twists in cable core, core comprises conductor 1, insulating barrier 7 and flame retardant coating 6; Conductor 1 outer coated flame retardant coating 6, insulating barrier 7 successively; Be surrounded with the polyester belt 2 be made up of polyester belt outside core group, in cable core, be also provided with fire prevention packed layer 8; Cable core peripheral hardware has the glass layer for tightening cable core, and glass layer is made up of glass fiber tape 4, is provided with an aluminum metal cover 5, is provided with the sheath 3 that low smoke halogen-free flame-retardant polyolefin is made outside aluminum metal cover 5 outside glass layer.The utility model optimizes that structure makes that Applicable temperature scope becomes wide, fire prevention, fire-retardant, high temperature resistant and environment friendly and pollution-free.Aluminum metal cover 5 adopts continuous extruding technology, without any joint and crack; Can prevent cable machinery from damaging, prevent cable from intaking, cable explosion-proof, there is prolongation cable and improve electrical safety useful life.Aluminum metal cover 5 can be used as screen and uses, and the total screen in the alternative conventional computer construction of cable, has saved shielding material.Do not produce corrosive gas, during burning, fever amount is few, not contaminated soil, plays environmental-protection function.
Conductor 1 adopts and meets the 1st kind, the 2nd kind or the 5th kind of conductor 1 structure specifying in GB/T 3956-2008, and sectional area is 0.5mm
2~ 2.5mm
2.Flame retardant coating 6 is flame retardant coatings 6 that gold mica tape material is made.The flame retardant coating 6 not only good heat resistance that the utility model is made by phlogopite material, also has high electrical insulating property and antiacid caustic corrosion ability.Insulating barrier 7 is insulating barriers 7 that cross-linking polyethylene materials is made.The insulating barrier 7 not only good insulation preformance that the utility model is made by adopting cross-linking polyethylene materials, also improves suppleness and tolerance to cold.Fire prevention packed layer 8 is the fire prevention packed layers 8 be made up of metal hydrate; Metal hydrate is the metal hydrate of aluminium hydroxide, magnesium hydroxide and binding agent composition.Metal hydrate changes into metal oxide and water under flame, reduces the internal temperature of burned cable, simultaneously remnant densification be wrapped in insulated wire cores, make it cannot participate in the reaction of hot oxygen.Also be provided with a resilient coating in sheath 3, resilient coating is between sheath 3 and cable core; Resilient coating is the resilient coating be made up of mica.The utility model is by reducing cable inside and outside portion distorting stress by resilient coating.Sheath 3 inner surface and outer surface are evenly coated with waterproof coating.Thus enhancing water proofing property.
At least three temperature sensors are embedded with in sheath, the monitoring surface of temperature sensor is towards the outer wall of sheath, temperature sensor is a radio temperature sensor, and temperature sensor is connected with microprocessor system wireless telecommunications, and microprocessor system connects a warning device; At least three temperature sensors are equidistantly arranged along the central axial direction of cable main, and the arranging distance of adjacent temperature sensor is not less than 2 meters.The utility model by being embedded with temperature sensor in sheath, be convenient to the temperature of real-time monitoring temperature transducer present position, when the temperature anomaly monitored, be convenient to according to variations in temperature, judge whether fire, carried out early warning by warning device, thus improve the promptness of the artificial fire alarm of tradition, be convenient to change impaired cable main in time, ensure that it normally works.Be provided with a wireless communication module in temperature sensor, microprocessor system connects the wireless receiving module matched with wireless communication module; The transmission medium of wireless communication module is ultrasonic wave.Sheath and aluminum metal are provided with a conductive fiber layer be made up of conductive fiber between overlapping.Prevent the disturbed property of temperature sensor when carrying out signal transmission.
Conductor is provided with easy breakpoint, and the external diameter that conductor is provided with easy breakpoint place is less than external diameter conductor not being provided with easy breakpoint place; Cable main is also provided with repair materials bag, repair materials bag is positioned at easy breakpoint placement, and repair materials comprises a welding material, an integument, in easy breakpoint placement, the radial direction of cable main is provided with easy breakpoint successively outside interior, welding material, integument; During easy breakpoint fracture, welding material molten connects easy breakpoint.By arranging easy breakpoint in traditional cable main body, at easy breakpoint setup repair materials bag, after fracture, the resistance at easy breakpoint place strengthens, and the increasing because of resistance causes heating up, thus fusion weld material, commute breakpoint carries out connection reparation.Welding material is scolding tin particle.
More than show and describe general principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and specification just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (5)
1. a mineral-insulated fireproof computer cable, comprises a cable main, it is characterized in that, described cable main comprises cable core, and be provided with in described cable core by the core group of three core pair twists, described core comprises conductor, insulating barrier and flame retardant coating; Described conductor outer coated described flame retardant coating, described insulating barrier successively;
Be surrounded with the polyester belt be made up of polyester belt outside described core group, in described cable core, be also provided with fire prevention packed layer; Described cable core peripheral hardware has the glass layer for tightening cable core, and described glass layer is made up of glass fiber tape, is provided with an aluminum metal cover outside described glass layer, the outer sheath being provided with low smoke halogen-free flame-retardant polyolefin and making of described aluminum metal cover.
2. a kind of mineral-insulated fireproof computer cable according to claim 1, is characterized in that: described cross-sectional area of conductor amasss as 0.5mm
2~ 2.5mm
2.
3. a kind of mineral-insulated fireproof computer cable according to claim 1, is characterized in that: described flame retardant coating is the flame retardant coating that gold mica tape material is made.
4. a kind of mineral-insulated fireproof computer cable according to claim 1, is characterized in that: described insulating barrier is the insulating barrier that cross-linking polyethylene materials is made.
5. a kind of mineral-insulated fireproof computer cable according to claim 1, is characterized in that: described fire prevention packed layer is the fire prevention packed layer be made up of metal hydrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520368004.5U CN204740887U (en) | 2015-06-01 | 2015-06-01 | Mineral insulation fire prevention computer cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520368004.5U CN204740887U (en) | 2015-06-01 | 2015-06-01 | Mineral insulation fire prevention computer cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204740887U true CN204740887U (en) | 2015-11-04 |
Family
ID=54422611
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520368004.5U Expired - Fee Related CN204740887U (en) | 2015-06-01 | 2015-06-01 | Mineral insulation fire prevention computer cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204740887U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109344359A (en) * | 2018-09-25 | 2019-02-15 | 海南大学 | A seawater anti-corrosion cable and its production method and detection method |
-
2015
- 2015-06-01 CN CN201520368004.5U patent/CN204740887U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109344359A (en) * | 2018-09-25 | 2019-02-15 | 海南大学 | A seawater anti-corrosion cable and its production method and detection method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151104 Termination date: 20190601 |