CN204904864U - Fire -resistant flat type cable of pottery polyolefin - Google Patents
Fire -resistant flat type cable of pottery polyolefin Download PDFInfo
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- CN204904864U CN204904864U CN201520564101.1U CN201520564101U CN204904864U CN 204904864 U CN204904864 U CN 204904864U CN 201520564101 U CN201520564101 U CN 201520564101U CN 204904864 U CN204904864 U CN 204904864U
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Abstract
The utility model relates to the technical field of cables, the concretely relates to cable. Fire -resistant flat type cable of pottery polyolefin including the sheath, buries at least three sinle silk underground in the sheath, the sinle silk parallel side by side, the transversal platykurtic of personally submitting of sheath, the sinle silk includes the conductor, sets up the insulating layer outside the conductor, the insulating layer is the insulating layer of being made by the pottery polyolefin, the sheath is the sheath of being made by the pottery polyolefin, be equipped with a fire prevention filling layer between insulating layer and the conductor, the fire prevention filling layer is the fire prevention filling layer of being made by aluminium hydroxide. The utility model discloses a whole cable appearance presents flat banding, consequently is in the utility model discloses difficult fracture during the use, crooked, removal will be more convenient, still have better elasticity and compliance. The utility model discloses a cost can be practiced thrift to limited thickness, is that the performance is better. The metal hydrate can form when the burning and completely cut off stretching of the intensity of a fire with the metal level.
Description
Technical field
The utility model relates to field of cable technology, is specifically related to cable.
Background technology
The fire-resistant weak effect of current traditional cable, and use common polyvinyl chloride insulation sheath, the materials that are pernicious to people such as product is leaded, mercury, cadmium, Cr VI, the recovery of cable and process, can cause secondary pollution to environment, belongs to obsolete product.
The cross section of most of traditional cable is circular, can not pass, add limitation from narrow and small gap.
Utility model content
The utility model object is to be to provide the fire-resistant flat type cable of a kind of ceramic polyolefin, to solve at least one technical problem above-mentioned.
To achieve these goals, the technical solution of the utility model is as follows:
The fire-resistant flat type cable of ceramic polyolefin, comprise sheath, at least three cores are buried underground in described sheath, it is characterized in that, described core is side by side parallel, the cross section of described sheath is flat, and described core comprises conductor, the insulating barrier be arranged on outside conductor, and described insulating barrier is the insulating barrier be made up of ceramic polyolefin;
Fireprotection layer is provided with between described sheath and described insulating barrier, described fireprotection layer is the fireprotection layer be made up of Ceramic silicon rubber, described sheath two ends are embedded with the first reinforcement and the second reinforcement, the central axis of described first reinforcement and the central axis of the second reinforcement are all positioned at same plane with the central axis of core, and described sheath is the sheath be made up of ceramic polyolefin;
Be provided with a fire prevention packed layer between described insulating barrier and described conductor, described fire prevention packed layer is the fire prevention packed layer be made up of aluminium hydroxide;
The thickness of described sheath is 1mm ~ 1.5mm; The thickness of described insulating barrier is 0.5mm ~ 1mm.
The utility model is under combustion case, and sheath can form hard ceramic-like armour body, and temperature is higher; time is longer, and the ceramic-like armour body after burning is harder, once temperature is delivered to fireprotection layer and insulating barrier; fireprotection layer and insulating barrier also can form hard ceramic-like armour body, triple protection core.And the residue after burning is ceramic inorganic thing, residual volume is greater than the pollution of 80% minimizing to air.Whole cable profile of the present utility model presents flat belt-like, therefore the not easy fracture when the utility model uses, and bending, movement, by more convenient, also has good elasticity and flexibility.The utility model by thickness limited can be cost-saving, be that performance is better.Metal hydrate can be formed when burning and carry out spreading of the isolated intensity of a fire with metal level.
Described sheath both sides are provided with the first manhole for placing the first reinforcement and the second manhole for placing the second reinforcement, the internal diameter of described first manhole is not more than the external diameter of described first reinforcement, and the difference of the internal diameter of described first manhole and the external diameter of described first reinforcement is not more than 1mm.
The utility model, by directly inserting in the first annular recess by the first reinforcement, so that dismounting, can be applicable to different environment.
Described first reinforcement and the second reinforcement are made by flexible steel cable.The large flexibility of flexible steel cable hardness is good easy to use.
Described conductor comprises being closed by silver-coated copper wire or tin-coated copper wire harness and forms.To conduct electricity very well and corrosion-resistant.
One is provided with by the wrapped waterproof lapping layer of banded water blocking yarn between described fire prevention packed layer and described insulating barrier.Strengthen waterproof ability.
Also be provided with a resilient coating between described sheath and described fireprotection layer, described resilient coating is the resilient coating be made up of mica, the polyester belt that described resilient coating outer wrapping one deck is made up of polyester belt.
The utility model is by reducing cable inside and outside portion distorting stress by resilient coating.The utility model prevents resilient coating to be corroded by bringing at resilient coating outer wrapping polyester.
The water blocking layer that one deck is made up of putty type sealing rod is provided with between described sheath and described resilient coating.Putty type sealing rod can produce water-swellable in gap has water to flow to, rapidly by gap filling at sheath.
At least three humidity sensors are embedded with in described sheath, the monitoring surface of described humidity sensor is towards the outer wall of described sheath, described humidity sensor is a wireless humidity sensor, described humidity sensor is connected with microprocessor system wireless telecommunications, and described microprocessor system connects a warning device; At least three described humidity sensors are equidistantly arranged along described first sheath central axial direction, and the arranging distance of adjacent described humidity sensor is not less than 2 meters.
The utility model by being embedded with humidity sensor in sheath, be convenient to the temperature of real-time monitoring humidity transducer present position, when the humidity monitored is abnormal, be convenient to according to variations in temperature, judge whether to intake, carry out early warning by warning device, thus cannot place under repair in time after improve traditional cable water inlet, be convenient to change impaired cable main in time, ensure that it normally works.
Be provided with a wireless communication module in described humidity sensor, described microprocessor system connects the wireless receiving module matched with described wireless communication module; The transmission medium of described wireless communication module is ultrasonic wave.
Described sheath and described insulating barrier are all embedded with the conductive fiber layer be made up of conductive fiber.Realize anti-tampering property.
Accompanying drawing explanation
The utility model is further illustrated below in conjunction with the drawings and specific embodiments:
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, below in conjunction with concrete diagram, setting forth the utility model further.
See Fig. 1, the fire-resistant flat type cable of ceramic polyolefin, comprises sheath 1, bury at least three cores in sheath 1 underground, core is side by side parallel, and the cross section of sheath 1 is flat, core comprises conductor 2, the insulating barrier 3 be arranged on outside conductor 2, and insulating barrier 3 is the insulating barriers 3 be made up of ceramic polyolefin; Fireprotection layer is provided with between sheath 1 and insulating barrier 3, fireprotection layer is the fireprotection layer be made up of ceramic polyolefin, sheath 1 two ends are embedded with the first reinforcement and the second reinforcement, the central axis of the first reinforcement and the central axis of the second reinforcement are all positioned at same plane with the central axis of core, and sheath 1 is the sheath 1 be made up of ceramic polyolefin; Be provided with a fire prevention packed layer between insulating barrier 3 and conductor, fire prevention packed layer is the fire prevention packed layer be made up of aluminium hydroxide; The thickness of sheath 1 is 1mm ~ 1.5mm; The thickness of insulating barrier 3 is 0.5mm ~ 1mm.The utility model is under combustion case, and sheath 1 can form hard ceramic-like armour body, and temperature is higher; time is longer, and the ceramic-like armour body after burning is harder, once temperature is delivered to fireprotection layer and insulating barrier 3; fireprotection layer and insulating barrier 3 also can form hard ceramic-like armour body, triple protection core.And the residue after burning is ceramic inorganic thing, residual volume is greater than the pollution of 80% minimizing to air.Whole cable profile of the present utility model presents flat belt-like, therefore the not easy fracture when the utility model uses, and bending, movement, by more convenient, also has good elasticity and flexibility.The utility model by thickness limited can be cost-saving, be that performance is better.Metal hydrate can be formed when burning and carry out spreading of the isolated intensity of a fire with metal level.
Sheath 1 both sides are provided with the first manhole for placing the first reinforcement and the second manhole for placing the second reinforcement, the internal diameter of the first manhole is not more than the external diameter of the first reinforcement, and the difference of the internal diameter of the first manhole and the external diameter of the first reinforcement is not more than 1mm.The utility model, by directly inserting in the first annular recess by the first reinforcement, so that dismounting, can be applicable to different environment.First reinforcement and the second reinforcement are made by flexible steel cable.The large flexibility of flexible steel cable hardness is good easy to use.Conductor 2 comprises being closed by silver-coated copper wire or tin-coated copper wire harness and forms.To conduct electricity very well and corrosion-resistant.One is provided with by the wrapped waterproof lapping layer of banded water blocking yarn between fire prevention packed layer and insulating barrier.Strengthen waterproof ability.Also be provided with a resilient coating between sheath 1 and fireprotection layer, resilient coating is the resilient coating be made up of mica, the polyester belt that resilient coating outer wrapping one deck is made up of polyester belt.The utility model is by reducing cable inside and outside portion distorting stress by resilient coating.The utility model prevents resilient coating to be corroded by bringing at resilient coating outer wrapping polyester.The water blocking layer that one deck is made up of putty type sealing rod is provided with between sheath 1 and resilient coating.Putty type sealing rod can produce water-swellable in gap has water to flow to, rapidly by gap filling at sheath 1.At least three humidity sensors are embedded with in sheath 1, the monitoring surface of humidity sensor is towards the outer wall of sheath 1, humidity sensor is a wireless humidity sensor, and humidity sensor is connected with microprocessor system wireless telecommunications, and microprocessor system connects a warning device; At least three humidity sensors are equidistantly arranged along the first sheath 1 central axial direction, and the arranging distance of adjacent humidity sensor is not less than 2 meters.The utility model by being embedded with humidity sensor in sheath 1, be convenient to the temperature of real-time monitoring humidity transducer present position, when the humidity monitored is abnormal, be convenient to according to variations in temperature, judge whether to intake, carry out early warning by warning device, thus cannot place under repair in time after improve traditional cable water inlet, be convenient to change impaired cable main in time, ensure that it normally works.Be provided with a wireless communication module in humidity sensor, microprocessor system connects the wireless receiving module matched with wireless communication module; The transmission medium of wireless communication module is ultrasonic wave.Sheath 1 and insulating barrier 3 are all embedded with the conductive fiber layer be made up of conductive fiber.Realize anti-tampering property.Be embedded with an electronic tag in sheath, electronic tag is along the axially equidistantly evenly arrangement of sheath, and the arranging distance of electronic tag is 5m ~ 15m, and electronic tag is provided with signal transmitting antenna, is arranged with protective, using sheath as protective outside signal transmitting antenna.The utility model by being embedded with electronic tag in sheath; thus the collection contributed to sheath information; in addition; the utility model is chosen for sheath by the protective of the signal transmitting antenna by electronic tag; situation is launched by the signal of signal transmitting antenna; thus judge whether sheath has fracture, or fire damage.
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. the fire-resistant flat type cable of ceramic polyolefin, comprise sheath, at least three cores are buried underground in described sheath, it is characterized in that, described core is side by side parallel, the cross section of described sheath is flat, and described core comprises conductor, the insulating barrier be arranged on outside conductor, and described insulating barrier is the insulating barrier be made up of ceramic polyolefin;
Fireprotection layer is provided with between described sheath and described insulating barrier, described fireprotection layer is the fireprotection layer be made up of Ceramic silicon rubber, described sheath two ends are embedded with the first reinforcement and the second reinforcement, the central axis of described first reinforcement and the central axis of the second reinforcement are all positioned at same plane with the central axis of core, and described sheath is the sheath be made up of ceramic polyolefin;
Be provided with a fire prevention packed layer between described insulating barrier and described conductor, described fire prevention packed layer is the fire prevention packed layer be made up of aluminium hydroxide;
The thickness of described sheath is 1mm ~ 1.5mm; The thickness of described insulating barrier is 0.5mm ~ 1mm.
2. the fire-resistant flat type cable of ceramic polyolefin according to claim 1, it is characterized in that: described sheath both sides are provided with the first manhole for placing the first reinforcement and the second manhole for placing the second reinforcement, the internal diameter of described first manhole is not more than the external diameter of described first reinforcement, and the difference of the internal diameter of described first manhole and the external diameter of described first reinforcement is not more than 1mm.
3. the fire-resistant flat type cable of ceramic polyolefin according to claim 1, is characterized in that: be provided with one between described fire prevention packed layer and described insulating barrier by the wrapped waterproof lapping layer of banded water blocking yarn.
4. the fire-resistant flat type cable of ceramic polyolefin according to claim 1, it is characterized in that: between described sheath and described fireprotection layer, be also provided with a resilient coating, described resilient coating is the resilient coating be made up of mica, the polyester belt that described resilient coating outer wrapping one deck is made up of polyester belt.
5. the fire-resistant flat type cable of ceramic polyolefin according to claim 4, is characterized in that: be provided with the water blocking layer that one deck is made up of putty type sealing rod between described sheath and described resilient coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520564101.1U CN204904864U (en) | 2015-07-30 | 2015-07-30 | Fire -resistant flat type cable of pottery polyolefin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520564101.1U CN204904864U (en) | 2015-07-30 | 2015-07-30 | Fire -resistant flat type cable of pottery polyolefin |
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| Publication Number | Publication Date |
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| CN204904864U true CN204904864U (en) | 2015-12-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520564101.1U Active CN204904864U (en) | 2015-07-30 | 2015-07-30 | Fire -resistant flat type cable of pottery polyolefin |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106356117A (en) * | 2016-07-01 | 2017-01-25 | 上海谦恒电气有限公司 | Fireproof, waterproof and bend-resistant control cable |
-
2015
- 2015-07-30 CN CN201520564101.1U patent/CN204904864U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106356117A (en) * | 2016-07-01 | 2017-01-25 | 上海谦恒电气有限公司 | Fireproof, waterproof and bend-resistant control cable |
| CN106356117B (en) * | 2016-07-01 | 2018-05-11 | 上海谦恒电气有限公司 | Fire resisting waterproof resist bending controls cable |
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