CN201965957U - Inflaming retarding and waterproof type prefabricated branch cable capable of being hoisted - Google Patents
Inflaming retarding and waterproof type prefabricated branch cable capable of being hoisted Download PDFInfo
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- CN201965957U CN201965957U CN2010206221772U CN201020622177U CN201965957U CN 201965957 U CN201965957 U CN 201965957U CN 2010206221772 U CN2010206221772 U CN 2010206221772U CN 201020622177 U CN201020622177 U CN 201020622177U CN 201965957 U CN201965957 U CN 201965957U
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Abstract
The utility model relates to a prefabricated branch cable, in particular to an inflaming retarding and waterproof type prefabricated branch cable capable of being hoisted, comprising a trunk cable, branch cables and branch connectors. The inflaming retarding and waterproof type prefabricated branch cable is characterized in that insulating layers of the trunk cable and the branch cables form an internal inflaming retarding layer, an outer sheath forms an external inflaming retarding layer, gaps inside cable cores are filled with inflaming retarding type glass fiber ropes and water stop ropes to be round, a glue-coating inflaming retarding glass fiber band and an expansion water stop band are arranged outside the cable cores to be overlapped and rounded to pack up the cable cores, and self-bearing strengthening units and insulating wire cores are twisted into an integral structure at the center and the side seam of the trunk cable. The inflaming retarding and waterproof type prefabricated branch cable capable of being hoisted has good inflaming retarding and waterproof performances as well as good self-bearing performance, is suitable for beomg directly hoisted and installed in high-rise buildings, has the advantages of low smoke, zero halogen, innocuity and environment protection, and is very suitable for high-rise buildings with inflaming retarding and waterproof requirements.
Description
Technical field
The utility model relates to a kind of prefabricated branch cable, especially a kind of fire-resistant waterproof type prefabricated branch cable that lifts.
Background technology
In recent years, development along with urban construction, prefabricated branch cable becomes a kind of novel cable that is widely used on the skyscraper gradually, its have cables such as traditional electrical branch mode and intensive isolated bus incomparable characteristics such as air-tightness, water proofing property and insulating properties, and its have occupation of land less, advantage such as easy for installation, time saving and energy saving, non-maintaining.At present, the prefabricated branch cable of existing kind, remain in following three performances and fail to take into account realization: (1) cable insulation and restrictive coating plastic material adopt Halogen materials such as common crosslinked polyethylene, polyvinyl chloride or flame-proof polyvinyl chloride mostly, like this when flame combustion, its fire resistance is relatively poor, and produce a large amount of toxic gases, thereby the personnel's life under the building fire situation is constituted serious harm; (2) the cable internal structure does not adopt the measure of blocking water, and behind the installation and operation, is subjected to the erosion of the moisture or the water of external environment easily in the electric well of building, finally causes the cable water inlet that electric short circuit takes place; (3) power load owing to skyscraper increases day by day, so the specification of the prefabricated branch cable that adopts is also increasing, because the cable own wt is heavier, so it is when being used for skyscraper lifting installation, feasible construction is very difficult, and the prefabricated branch cable of existing conventional kind, most structure does not all have the self-supporting unit, the reason so when lifting, can be conducted oneself with dignity, make the oversheath of cable and branch's connector easily be broken or come off, thus the quality of major injury cable and safe operation, in addition, though there has been certain self-supporting structure cable to come out, but, easily produce the electromagnetic induction heating, and cable hardness is too big because it adopts steel wire rope, bending property is also relatively poor, lays thereby be inconvenient to install.To sum up, at present domestic prefabricated branch cable commonly used is not taken into account solution with above 3 technical problems as yet simultaneously, and has just solved one of them or two s' technical problem, need a kind of fire-resistant waterproof type prefabricated branch cable that lifts for this reason, satisfy the needs of actual motion with this.
The utility model content
A kind of fire-resistant waterproof type prefabricated branch cable that lifts of the present utility model, it has good fire-retardant and water resistance, and good self-supporting performance, be applicable to directly lifting installation in the skyscraper, and has an advantage of low smoke and zero halogen, nontoxic and environmental protection, very be applicable to have skyscraper fire-retardant, waterproof requirement, can satisfy the needs of actual motion.
The technical scheme that the utility model adopted is:
A kind of fire-resistant waterproof type prefabricated branch cable that lifts, comprise main cable, branch cable, with branch's connector, it is characterized in that: the insulating barrier of main cable and branch cable is for passing through to coat the formed inner flame-retardant layer of irradiation crosslinking type low-smoke halogen-free flame-retardant polyolefin insulating material, the outer jacket of main cable and branch cable is for passing through to coat the formed outside flame-retardant layer of low-smoke and halogen-free flame retardant polyolefin jacket material, the gap location of cable core inside is provided with flame retardant type glass cord and waterproofing rope filled core, cable core is provided with gluing fire-retardant glass fiber belt and overlapping wrapped the tightening of expansion water strip outward, branch's connector is for by adopting the link of low-smoke halogen-free polyolefin injection molding material injection mo(u)lding, and it is good fire-retardant that above structure makes that whole prefabricated branch cable has, the performance of waterproof and asepsis environment-protecting; At the center and the latasuture place of main cable, self-supporting is strengthened the unit and insulated wire cores is twisted into integrative-structure, thereby forms cable conductor, makes whole prefabricated branch cable have high strength and good self-supporting performance, and the lifting that helps in the skyscraper is installed.
The described fire-resistant waterproof type prefabricated branch cable that lifts, the center that self-supporting is strengthened the unit is provided with the soft nylon rope strengthening core of high strength structure, has solved that the electromagnetic induction heating, the cable hardness that adopt the steel wire strengthening core to be caused are big, the problem of bending property difference.
The described fire-resistant waterproof type prefabricated branch cable that lifts, in branch's connector, the conductor of main cable and branch cable adopts the high duty metal anchor clamps to be crimped on together, and by winding insulating material formation insulating waterproof layer structure, and the injection mo(u)lding of employing low-smoke halogen-free polyolefin injection molding material is an integral structure.
The described fire-resistant waterproof type prefabricated branch cable that lifts, the outer gluing fire-retardant glass fiber belt that is provided with of cable core is a double-layer structure.
The described fire-resistant waterproof type prefabricated branch cable that lifts, the outer expansion water strip that is provided with of cable core is one deck structure.
The described fire-resistant waterproof type prefabricated branch cable that lifts, the soft nylon rope strengthening core of high strength is provided with outward by coating the bigger formed layer structure of the fire-retardant rubber material of unvulcanised of adhesive force, make the intensity and the self-supporting performance of whole prefabricated branch cable be improved, be applicable to that more the lifting in the skyscraper is installed.
Like this when powered operation, a kind of fire-resistant waterproof type prefabricated branch cable that lifts of the present utility model, the insulating barrier of main cable and branch cable is for passing through to coat the formed inner flame-retardant layer of irradiation crosslinking type low-smoke halogen-free flame-retardant polyolefin insulating material, the outer jacket of main cable and branch cable is for passing through to coat the formed outside flame-retardant layer of low-smoke and halogen-free flame retardant polyolefin jacket material, the gap location of cable core inside is provided with flame retardant type glass cord and waterproofing rope filled core, outer two-layer gluing fire-retardant glass fiber belt of use of cable core and overlapping wrapped the tightening of one deck expansion water strip, branch's connector is the link by the injection mo(u)lding of employing low-smoke halogen-free polyolefin injection molding material; In branch's connector, the conductor of main cable and branch cable is for adopting the crimping of high duty metal anchor clamps, and by twining insulating material formation insulating waterproof layer structure, and adopting the injection mo(u)lding of low-smoke halogen-free polyolefin injection molding material is integral structure, and above structure makes whole prefabricated branch cable have the performance of good fire-retardant, waterproof and asepsis environment-protecting; At the center and the latasuture place of main cable, self-supporting is strengthened the unit and insulated wire cores is twisted into integrative-structure, thereby forms cable conductor, makes whole prefabricated branch cable have high strength and good self-supporting performance, and the lifting that helps in the skyscraper is installed; The center that self-supporting is strengthened the unit is provided with the soft nylon rope strengthening core of high strength structure, has solved that the electromagnetic induction heating, the cable hardness that adopt the steel wire strengthening core to be caused are big, the problem of bending property difference; The soft nylon rope strengthening core of high strength structure is provided with outward by coating the bigger formed layer structure of the fire-retardant rubber material of unvulcanised of adhesive force, make the intensity and the self-supporting performance of whole prefabricated branch cable be improved, be applicable to that more the lifting in the skyscraper is installed.
A kind of fire-resistant waterproof type prefabricated branch cable that lifts of the present utility model, it has good fire-retardant and water resistance, and good self-supporting performance, be applicable to directly lifting installation in the skyscraper, and have the advantage of low smoke and zero halogen, nontoxic and environmental protection, very be applicable to have skyscraper fire-retardant, waterproof requirement.
Description of drawings
Fig. 1 is a kind of fire-resistant waterproof type prefabricated branch cable longitudinal profile structure chart that lifts of the present utility model;
Fig. 2 is a kind of fire-resistant waterproof type prefabricated branch cable main cable cross-section structure that lifts of the present utility model.
Wherein, 1 is branch cable, and 2 is metal fixture, and 3 is branch's connector, 4 is main cable, and 5 is cable core, and 6 is insulating barrier, and 7 is the nylon rope strengthening core, 8 is combustion-proof glass fiber rope and waterproofing rope filled core, and 9 is fire-retardant glass fiber belt, and 10 is expansion water strip, and 11 is outer jacket.
Embodiment
Embodiment
As depicted in figs. 1 and 2, a kind of fire-resistant waterproof type prefabricated branch cable that lifts, comprise main cable 4, branch cable 1, with branch connector 3, it is characterized in that: the insulating barrier 6 of main cable 4 and branch cable 1 is for passing through to coat the formed inner flame-retardant layer of irradiation crosslinking type low-smoke halogen-free flame-retardant polyolefin insulating material, the outer jacket 11 of main cable 4 and branch cable 1 is for passing through to coat the formed outside flame-retardant layer of low-smoke and halogen-free flame retardant polyolefin jacket material, the gap location of cable core 5 inside is provided with combustion-proof glass fiber rope and waterproofing rope filled core 8, be provided with two-layer gluing fire-retardant glass fiber belt 9 and one deck expansion water strip 10 overlapping wrapped tightening outside the cable core 5, branch's connector 3 is the link by the injection mo(u)lding of employing low-smoke halogen-free polyolefin injection molding material; In branch's connector 3, the conductor of main cable 4 and branch cable 1 is crimped on together for adopting high duty metal anchor clamps 2, and by twining insulating material formation insulating waterproof layer structure, and adopting the injection mo(u)lding of low-smoke halogen-free polyolefin injection molding material is integral structure, and above structure makes whole prefabricated branch cable have the performance of well fire-retardant, waterproof and asepsis environment-protecting; At the center and the latasuture place of main cable 4, self-supporting is strengthened the unit and insulated wire cores is twisted into integrative-structure, thereby forms cable conductor, makes whole prefabricated branch cable have high strength and good self-supporting performance, and the lifting that helps in the skyscraper is installed; The center that self-supporting is strengthened the unit is provided with the soft nylon rope strengthening core of high strength 7 structures, has solved that the electromagnetic induction heating, the cable hardness that adopt the steel wire strengthening core to be caused are big, the problem of bending property difference; The soft nylon rope strengthening core of high strength 7 structures are provided with outward by coating the bigger formed layer structure of the fire-retardant rubber material of unvulcanised of adhesive force, make and the intensity of whole prefabricated branch cable and being improved of self-supporting performance are applicable to that more the lifting in the skyscraper is installed.
A kind of fire-resistant waterproof type prefabricated branch cable that lifts of the present utility model, it has good fire-retardant and water resistance, and good self-supporting performance, be applicable to directly lifting installation in the skyscraper, and has an advantage of low smoke and zero halogen, nontoxic and environmental protection, very be applicable to have skyscraper fire-retardant, waterproof requirement, can satisfy the needs of actual motion.
Obviously, the foregoing description of the present utility model only is for the utility model example clearly is described, and is not to be qualification to execution mode of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here can't give exhaustive to all execution modes.Everyly belong to the row that conspicuous variation that the technical solution of the utility model extends out or change still are in protection range of the present utility model.
Claims (6)
1. fire-resistant waterproof type prefabricated branch cable that can lift, comprise main cable (4), branch cable (1), with branch's connector (3), it is characterized in that: the insulating barrier (6) of main cable (4) and branch cable (1) is for passing through to coat the formed inner flame-retardant layer of irradiation crosslinking type low-smoke halogen-free flame-retardant polyolefin insulating material, the outer jacket (11) of main cable (4) and branch cable (1) is for passing through to coat the formed outside flame-retardant layer of low-smoke and halogen-free flame retardant polyolefin jacket material, the inner gap location of cable core (5) is provided with filling and flame-retardant glass cord and waterproofing rope filled core (8), be provided with gluing fire-retardant glass fiber belt (9) and overlapping wrapped the tightening of expansion water strip (10) outside the cable core (5), branch's connector (3) is the link by the injection mo(u)lding of employing low-smoke halogen-free polyolefin injection molding material, and it is well fire-retardant that above structure makes that whole prefabricated branch cable has, the performance of waterproof and asepsis environment-protecting; At the center and the latasuture place of main cable (4), self-supporting is strengthened the unit and insulated wire cores is twisted into integrative-structure, thereby forms cable conductor.
2. the fire-resistant waterproof type prefabricated branch cable that lifts according to claim 1 is characterized in that: the center that self-supporting is strengthened the unit is provided with soft nylon rope strengthening core (7) structure of high strength.
3. the fire-resistant waterproof type prefabricated branch cable that lifts according to claim 1, it is characterized in that: in branch's connector (3), the conductor of main cable (4) and branch cable (1) is for adopting high duty metal anchor clamps (2) crimping, and by employing insulating material formation insulating waterproof layer structure, and the injection mo(u)lding of employing low-smoke halogen-free polyolefin injection molding material is an integral structure.
4. the fire-resistant waterproof type prefabricated branch cable that lifts according to claim 1 is characterized in that: the outer gluing fire-retardant glass fiber belt (9) that is provided with of cable core (5) is a double-layer structure.
5. the fire-resistant waterproof type prefabricated branch cable that lifts according to claim 1 is characterized in that: the outer expansion water strip (10) that is provided with of cable core (5) is one deck structure.
6. the fire-resistant waterproof type prefabricated branch cable that lifts according to claim 2 is characterized in that: soft nylon rope strengthening core (7) structure of high strength is provided with outward by coating the formed layer structure of the fire-retardant rubber material of unvulcanised.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206221772U CN201965957U (en) | 2010-11-24 | 2010-11-24 | Inflaming retarding and waterproof type prefabricated branch cable capable of being hoisted |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206221772U CN201965957U (en) | 2010-11-24 | 2010-11-24 | Inflaming retarding and waterproof type prefabricated branch cable capable of being hoisted |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201965957U true CN201965957U (en) | 2011-09-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206221772U Expired - Fee Related CN201965957U (en) | 2010-11-24 | 2010-11-24 | Inflaming retarding and waterproof type prefabricated branch cable capable of being hoisted |
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| Country | Link |
|---|---|
| CN (1) | CN201965957U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103310880A (en) * | 2013-05-29 | 2013-09-18 | 浙江汉维通信器材有限公司 | Environmental-friendly rat-proof water-blocking compound cable |
| CN104361927A (en) * | 2014-11-25 | 2015-02-18 | 四川明星电缆股份有限公司 | Flexible rubber jacketed cable for shield tunneling machine |
| CN108109754A (en) * | 2017-12-01 | 2018-06-01 | 新宇电缆集团股份有限公司 | A kind of termite-proof antifreeze private cable that blocks water of track traffic |
-
2010
- 2010-11-24 CN CN2010206221772U patent/CN201965957U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103310880A (en) * | 2013-05-29 | 2013-09-18 | 浙江汉维通信器材有限公司 | Environmental-friendly rat-proof water-blocking compound cable |
| CN104361927A (en) * | 2014-11-25 | 2015-02-18 | 四川明星电缆股份有限公司 | Flexible rubber jacketed cable for shield tunneling machine |
| CN108109754A (en) * | 2017-12-01 | 2018-06-01 | 新宇电缆集团股份有限公司 | A kind of termite-proof antifreeze private cable that blocks water of track traffic |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110907 Termination date: 20131124 |