CN203895148U - Fire-fighting fireproof computer-used copper clad aluminum wire braiding total shield cable - Google Patents
Fire-fighting fireproof computer-used copper clad aluminum wire braiding total shield cable Download PDFInfo
- Publication number
- CN203895148U CN203895148U CN201420172343.1U CN201420172343U CN203895148U CN 203895148 U CN203895148 U CN 203895148U CN 201420172343 U CN201420172343 U CN 201420172343U CN 203895148 U CN203895148 U CN 203895148U
- Authority
- CN
- China
- Prior art keywords
- copper
- fire
- cable
- periphery
- core
- 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 - Lifetime
Links
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 59
- 229910052802 copper Inorganic materials 0.000 title claims abstract description 25
- 239000010949 copper Substances 0.000 title claims abstract description 25
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 24
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 24
- 238000009954 braiding Methods 0.000 title claims abstract description 11
- 239000004020 conductor Substances 0.000 claims abstract description 40
- 229920000728 polyester Polymers 0.000 claims abstract description 7
- 230000035807 sensation Effects 0.000 claims description 12
- 230000009970 fire resistant effect Effects 0.000 claims description 11
- 230000004888 barrier function Effects 0.000 claims description 10
- 239000000919 ceramic Substances 0.000 claims description 10
- 229920002379 silicone rubber Polymers 0.000 claims description 10
- 239000004945 silicone rubber Substances 0.000 claims description 10
- 230000002093 peripheral effect Effects 0.000 claims description 9
- 230000015572 biosynthetic process Effects 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 4
- 239000000945 filler Substances 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract 1
- 238000009413 insulation Methods 0.000 abstract 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011224 oxide ceramic Substances 0.000 description 2
- 229910052573 porcelain Inorganic materials 0.000 description 2
- 229910052814 silicon oxide Inorganic materials 0.000 description 2
- 230000008676 import Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
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- Insulated Conductors (AREA)
Abstract
The utility model discloses a fire-fighting fireproof computer-used copper clad aluminum wire braiding total shield cable comprising a cable core, and a wrapping layer outside the cable core, a shield layer outside a sub-wrapping layer and an outer sheath layer in sequence, and a grounding copper wire; the cable core comprises three wires, the periphery of each wire is internally tangent with an edge of the cable core; on any cross section, central positions of the three wires are lined up to form a regular triangle, and the peripheries of the three wires are mutually tangent; each wire comprises a guide line pair formed by two guide lines and a sub-wrapping layer formed by a polyester belt wrapping a periphery of the guide line pair; the periphery of the grounding copper wire is tangent to a periphery of the shield layer; each guide line comprises a central conductor and an insulation layer wrapping the conductor. The fire-fighting fireproof computer-used copper clad aluminum wire braiding total shield cable is compact in structure, low in cost, and can ensure a current transmission capacity when fire hazard happens.
Description
Technical field
The utility model relates to cable technology field, relates in particular to the fire-resistant computer of a kind of fire-fighting copper-clad aluminum conductor braided overall-shielding cable.
Background technology
At present, the shielding material majority of computer-used shielded cable is to adopt copper cash, due to, copper belongs to strategic resource, and the product copper amount of China is far below demand, leans on for many years import, and copper valency is rising violently always, causes the production cost of cable to rise steadily.Meanwhile, existing computer-used shielded cable is at the aspects such as anti-high-temperature flame-proof also Shortcomings.
Utility model content
In order to solve the technical problem existing in background technology, the utility model proposes the fire-resistant computer of a kind of fire-fighting copper-clad aluminum conductor braided overall-shielding cable, its compact conformation, cost is low, and can in the time that fire occurs, keep current delivery ability.
The fire-resistant computer of a kind of fire-fighting copper-clad aluminum conductor braided overall-shielding cable the utility model proposes, comprise cable core and be wrapped in successively the lapping layer of cable core periphery, the screen that is wrapped in lapping layer periphery, external sheath layer and ground connection copper cash, ground connection copper cash periphery and screen periphery are tangent; Cable core comprises three cables, in the clearance space of three cables, be provided with the filler that makes cable core circumference, three cable peripheries all with cable core limit portion inscribe, on arbitrary section, it is tangent to each other that the center line of three cables forms the periphery of equilateral triangle and three cables; Every cable comprise wire that two wires form to, polyester belt at wire point lapping layer to the wrapped formation of periphery, two wire peripheries are tangent to each other, every wire comprises and is positioned at the conductor of heart portion and the insulating barrier of parcel conductor; Conductor is made up of seven copper cores, wherein, a copper core is positioned at conductor heart portion, six roots of sensation copper core is around the above-mentioned copper core that is positioned at conductor heart portion in addition, be positioned at the copper core of heart portion and be positioned at the peripheral equal periphery of six roots of sensation copper core tangent, be arranged in the adjacent two copper core peripheries of peripheral six roots of sensation copper core tangent, on arbitrary section, be positioned at peripheral six roots of sensation Tong Xin center and be in turn connected to form regular hexagon; Wherein, insulating barrier adopts fire-resisting ceramic silicone rubber to make, and screen adopts copper-clad aluminum conductor braiding to form, and external sheath layer adopts fire-resisting ceramic silicone rubber to extrude formation.
Preferably, ground connection copper cash adopts solid annealed copper wire to make.
Preferably, lapping layer is that the wrapped cable core of polyester belt forms.
Preferably, screen adopts copper tinned aluminum wire braiding to form and count is greater than 80%.
In the utility model, seven copper cores that form conductor rely closely, and can effectively improve the compact degree of conductor, and two wire peripheries are tangent to each other, cable inner structure compactness, the periphery of three cable cores is tangent to each other, relies closely, simultaneously, three cable peripheries all with cable core limit portion inscribe, therefore, from the inside to the outside, whole cable core structure compactness; The center line of three cables forms equilateral triangle, and therefore, in the time being subject to external force, three cables are difficult for moving, and are conducive to strengthen the mechanical strength of cable; Cable adopts copper-clad aluminum conductor braiding to form screen, can reduce on the one hand the interference that external environment forms cable, on the other hand, owing to adopting copper-clad aluminum conductor to replace the copper cash of realizing of traditional use, can significantly reduce cable cost; Ground connection copper cash periphery and screen periphery are tangent, and the screen of cable is grounded by ground connection copper cash, have ensured the shield effectiveness of the screen of cable; External sheath layer and insulating barrier adopt fire-resisting ceramic silicone rubber to make, because fire-resisting ceramic silicone rubber can be catalyzed into the insulating barrier of ceramic-like after burning, effectively stop that flame burns away, in combustion process subsequently, porcelain shape housing generates silicon oxide ceramics at 700-900 DEG C, can bear 1300 DEG C of high temperature, thereby ensure that cable can keep current delivery ability in the time that fire occurs.
Brief description of the drawings
Fig. 1 is the structural representation of the fire-resistant computer of a kind of fire-fighting that the utility model proposes copper-clad aluminum conductor braided overall-shielding cable.
Embodiment
As shown in Figure 1, Fig. 1 is the structural representation of the fire-resistant computer of a kind of fire-fighting that the utility model proposes copper-clad aluminum conductor braided overall-shielding cable.
With reference to Fig. 1, the fire-resistant computer of a kind of fire-fighting copper-clad aluminum conductor braided overall-shielding cable the utility model proposes, comprise cable core and be wrapped in successively the lapping layer 7 of cable core periphery, the screen 4 that is wrapped in point lapping layer 3 peripheries, external sheath layer 8 and ground connection copper cash 5, ground connection copper cash 5 peripheries and screen 4 peripheries are tangent; Cable core comprises three cables, in the clearance space of three cables, be provided with the filler 6 that makes cable core circumference, three cable peripheries all with cable core limit portion inscribe, on arbitrary section, it is tangent to each other that the center line of three cables forms the periphery of equilateral triangle and three cables; Every cable comprises that wire that two wires form is tangent to each other to point 3, two wire peripheries of lapping layer of the wrapped formation of periphery at wire to, polyester belt, and every wire comprises and is positioned at the conductor of heart portion and the insulating barrier 2 of parcel conductor; Conductor is made up of seven copper cores 1, wherein, a copper core 1 is positioned at conductor heart portion, six roots of sensation copper core 1 is around the above-mentioned copper core 1 that is positioned at conductor heart portion in addition, be positioned at the copper core 1 of heart portion and be positioned at the equal periphery of peripheral six roots of sensation copper core 1 tangent, be arranged in adjacent two copper core 1 peripheries of peripheral six roots of sensation copper core 1 tangent, on arbitrary section, the center that is positioned at peripheral six roots of sensation copper core 1 is in turn connected to form regular hexagon; Wherein, insulating barrier 2 adopts fire-resisting ceramic silicone rubber to make, screen 4 adopts copper tinned aluminum wire braiding to form and count is greater than 80%, external sheath layer 8 adopts fire-resisting ceramic silicone rubber to extrude formation, lapping layer 7 is that the wrapped cable core of polyester belt forms, and ground connection copper cash 5 adopts solid annealed copper wire to make.
In the above-described embodiments, seven copper cores 1 that form conductor rely closely, and can effectively improve the compact degree of conductor, and two wire peripheries are tangent to each other, cable inner structure compactness, the periphery of three cable cores is tangent to each other, relies closely, simultaneously, three cable peripheries all with cable core limit portion inscribe, therefore, from the inside to the outside, whole cable core structure compactness; The center line of three cables forms equilateral triangle, and therefore, in the time being subject to external force, three cables are difficult for moving, and are conducive to strengthen the mechanical strength of cable; Cable adopts copper-clad aluminum conductor braiding to form screen 4, can reduce on the one hand the interference that external environment condition produces cable, on the other hand, owing to adopting copper-clad aluminum conductor to replace the copper cash of realizing of traditional use, can significantly reduce cable cost, simultaneously, screen 4 effects are shielding high-frequency signal electric currents, high-frequency current on conductor by time can produce " kelvin effect ", 80% above electric current flows through at conductive surface, and the shield effectiveness of the screen weaving with copper-clad aluminum conductor is with identical with the screen of solid copper wire braiding; Ground connection copper cash 5 peripheries and screen 4 peripheries are tangent, and the screen of cable is grounded by ground connection copper cash 5, have ensured the shield effectiveness of cable shield; External sheath layer 8 and insulating barrier 2 adopt fire-resisting ceramic silicone rubber to make, because fire-resisting ceramic silicone rubber can be catalyzed into the insulating barrier 2 of ceramic-like after burning, effectively stop that flame burns away, in combustion process subsequently, porcelain shape housing generates silicon oxide ceramics at 700-900 DEG C, can bear 1300 DEG C of high temperature, thereby ensure that cable can keep current delivery ability in the time that fire occurs.
The above; it is only preferably embodiment of the utility model; but protection range of the present utility model is not limited to this; any be familiar with those skilled in the art the utility model disclose technical scope in; be equal to replacement or changed according to the technical solution of the utility model and utility model design thereof, within all should being encompassed in protection range of the present utility model.
Claims (4)
1. a copper-clad aluminum conductor braided overall-shielding cable for the fire-resistant computer of fire-fighting, it is characterized in that, comprise cable core and be wrapped in successively the lapping layer (7) of cable core periphery, the screen (4) that is wrapped in lapping layer (7) periphery, external sheath layer (8) and ground connection copper cash (5), ground connection copper cash (5) periphery and screen (4) periphery are tangent; Cable core comprises three cables, in the clearance space of three cables, be provided with the filler (6) that makes cable core circumference, three cable peripheries all with cable core limit portion inscribe, on arbitrary section, it is tangent to each other that the center line of three cables forms the periphery of equilateral triangle and three cables; Every cable comprise wire that two wires form to, polyester belt at wire point lapping layer (3) to the wrapped formation of periphery, two wire peripheries are tangent to each other, every wire comprises and is positioned at the conductor of heart portion and the insulating barrier (2) of parcel conductor; Conductor is made up of seven copper cores (1), wherein, a copper core (1) is positioned at conductor heart portion, six roots of sensation copper core (1) is around the above-mentioned copper core (1) that is positioned at conductor heart portion in addition, be positioned at the copper core (1) of heart portion and be positioned at the equal periphery of peripheral six roots of sensation copper core (1) tangent, be arranged in the peripheral adjacent two copper cores of six roots of sensation copper core (1) (1) periphery tangent, on arbitrary section, the center that is positioned at peripheral six roots of sensation copper core (1) is in turn connected to form regular hexagon; Wherein, insulating barrier (2) adopts fire-resisting ceramic silicone rubber to make, and screen (4) adopts copper-clad aluminum conductor braiding to form, and external sheath layer (8) adopts fire-resisting ceramic silicone rubber to extrude formation.
2. copper-clad aluminum conductor braided overall-shielding cable for the fire-resistant computer of fire-fighting according to claim 1, is characterized in that, ground connection copper cash (5) adopts solid annealed copper wire to make.
3. copper-clad aluminum conductor braided overall-shielding cable for the fire-resistant computer of fire-fighting according to claim 1, is characterized in that, lapping layer (7) is that the wrapped cable core of polyester belt forms.
4. copper-clad aluminum conductor braided overall-shielding cable for the fire-resistant computer of fire-fighting according to claim 1, is characterized in that, screen (4) adopts copper tinned aluminum wire braiding to form and count is greater than 80%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420172343.1U CN203895148U (en) | 2014-04-08 | 2014-04-08 | Fire-fighting fireproof computer-used copper clad aluminum wire braiding total shield cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420172343.1U CN203895148U (en) | 2014-04-08 | 2014-04-08 | Fire-fighting fireproof computer-used copper clad aluminum wire braiding total shield cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203895148U true CN203895148U (en) | 2014-10-22 |
Family
ID=51721520
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420172343.1U Expired - Lifetime CN203895148U (en) | 2014-04-08 | 2014-04-08 | Fire-fighting fireproof computer-used copper clad aluminum wire braiding total shield cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203895148U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109545464A (en) * | 2017-09-22 | 2019-03-29 | 张家港特恩驰电缆有限公司 | A kind of fireproof data cable |
-
2014
- 2014-04-08 CN CN201420172343.1U patent/CN203895148U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109545464A (en) * | 2017-09-22 | 2019-03-29 | 张家港特恩驰电缆有限公司 | A kind of fireproof data cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: ANHUI TIANKANG (GROUP) SHARES Co.,Ltd. Assignor: ANHUI TIANKANG (GROUP) CO.,LTD. Contract record no.: 2016340000002 Denomination of utility model: Fire-fighting fireproof computer-used copper clad aluminum wire braiding total shield cable Granted publication date: 20141022 License type: Common License Record date: 20160215 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141022 |