CN205028694U - Insulating polyvinyl chloride sheath control cable of crosslinked polyethylene - Google Patents
Insulating polyvinyl chloride sheath control cable of crosslinked polyethylene Download PDFInfo
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- CN205028694U CN205028694U CN201520858939.1U CN201520858939U CN205028694U CN 205028694 U CN205028694 U CN 205028694U CN 201520858939 U CN201520858939 U CN 201520858939U CN 205028694 U CN205028694 U CN 205028694U
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Abstract
The utility model discloses an insulating polyvinyl chloride sheath control cable of crosslinked polyethylene, include: the cable core, around covering, shielding layer, inner liner, armor and sheath, the deformation of the axle arrangement that the cable core includes many sinle silks, formed by many sinle silks draw -around in proper order is regional, be equipped with the core of filling out of axle arrangement in the deformation region, around the covering cladding in the periphery of cable core, around the covering including cladding in proper order the film belt of cable core periphery around the covering with tighten the layer, film belt is formed by the thermal insulation material preparation around the covering, it is formed around the package by the steel band to tighten the layer, the shielding layer cladding is around the periphery of covering, and the shielding layer is worked out by the copper wire, the inner liner cladding is equipped with the outer texture layer of unsmooth undulation in the periphery of shielding layer, the periphery of inner liner, the armor cladding is equipped with and the interior texture layer of outer texture layer assorted at the periphery of inner liner, armor inner peripheral surface, the sheath cladding is in the periphery of armor. The utility model discloses fire prevention, heat dissipation, anti mechanical damage and prevent electromagnetic wave shielding property.
Description
Technical field
The utility model relates to power transmission technology field, particularly relates to a kind of crosslinked polyetylene insulated pvc sheath control cables.
Background technology
Wires and cables industry is the second largest industry that China is only second to automobile industry, and product variety Service Efficiency and domestic market occupation rate are all more than 90%.Worldwide, the Chinese electric wire gross output value exceedes the U.S., becomes first electric wire producing country in the world.Along with Chinese wires and cables industry high speed development, creation of new enterprise quantity constantly rises, and industry overall technology level is largely increased.
Control cables belongs to appliance equipment cable, is the class in five large class cables; The main Problems existing of existing control cables is that heat radiation, fire protecting performance are strong, and due to the core in cable core more, during by External Force Acting, owing to there is no deformation space, make occur between core to roll mutually to cause core to damage, affect the normal use of cable; And be mainly used in transmission of control signals due to control cables, therefore need good electromagnetic wave shielding performance, and existing control cables shield effectiveness is poor.
Utility model content
Based on the technical problem that above-mentioned background technology exists, the utility model proposes a kind of crosslinked polyetylene insulated pvc sheath control cables, to improve control cables fire prevention, heat radiation, resistant to mechanical damage and anti electromagnetic wave shielding properties.
The utility model proposes a kind of crosslinked polyetylene insulated pvc sheath control cables, comprise: cable core, lapping layer, screen, inner covering, armour and sheath, wherein: cable core comprises many cores, crowded around the axial arranged deformation region formed by many cores successively; Be provided with in deformation region and axial arranged fill out core, fill out in-core and be filled with elasticity heat-absorbing material; Lapping layer is coated on the periphery of cable core, and lapping layer comprises the film strip lapping layer that is coated on cable core periphery successively and tightens layer, and film strip lapping layer is made by heat insulation hot material; Tighten layer to form by steel band is wrapped; Screen is coated on the periphery of lapping layer, and screen is worked out by copper wire; Inner covering is coated on the periphery of screen, and the periphery of inner covering is provided with ups and downs outer texture layer; Armour is coated on the periphery of inner covering, texture layer in armour inner peripheral surface is provided with and matches with outer texture layer; Sheath is pvc sheath, and sheath is coated on the periphery of armour.
Preferably, tighten layer and be coated with expanding fire-proof paint layer away from the side of Transposed wind layer.
Preferably, core comprises conductor, is coated on the insulating barrier of conductor periphery and is coated on the refractory layer of insulating barrier periphery.
Preferably, also semi-conductive shield is provided with between conductor and insulating barrier.
Preferably, conductor is single line copper conductor.
In the utility model, by forming deformation region in the middle part of cable core, utilizing the deformation space distortion of the cable of deformation region to provide interest concessions space, avoiding cable core to damage by the effect of deformation force; And fill out core by arranging in deformation region, be filled with elasticity heat-absorbing material filling out in-core, the heat utilizing heat-absorbing material heat-absorbing action to transmit out by conductor carries out absorbing and is passed by the two ends filling out core by heat, avoids overheatedly causing cable fault; Meanwhile, the film strip lapping layer by being made by heat-barrier material avoids outside heat to transmit to cable inside; By tightening layer, cable core being tightened, effectively preventing cable to be heated in hot environment swelling; And the material of tightening layer is steel band, screen is worked out by copper wire, utilizes copper and steel to have complementation on electromagnetic wave shielding, makes to tighten layer and can cooperatively interact with screen and play the effect of dual shield, shield effectiveness is strengthened; And being coated with expanding fire-proof paint layer owing to tightening layer away from the side of Transposed wind layer, expanding when expanding fire-proof paint layer meets fire produces froth bed and finally carbonizes into protective layer, isolated burning things which may cause a fire disaster; In addition, in the utility model, the periphery of inner covering is provided with ups and downs outer texture layer, texture layer in armour inner peripheral surface is provided with and matches with outer texture layer, this set effectively can increase the frictional force between inner covering and armour, improves the protection effect of armour.
In sum, the utility model not only has excellent fire prevention, heat sinking function, also has excellent resistant to mechanical damage and anti electromagnetic wave shielding properties.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of crosslinked polyetylene insulated pvc sheath control cables that the utility model proposes.
Embodiment
Below, by specific embodiment, the technical solution of the utility model is described in detail.
As shown in Figure 1, Fig. 1 is the structural representation of a kind of crosslinked polyetylene insulated pvc sheath control cables that the utility model proposes.
With reference to Fig. 1, the crosslinked polyetylene insulated pvc sheath control cables of one that the utility model embodiment proposes, comprising: cable core 1, lapping layer 2, screen 3, inner covering 4, armour 5 and sheath 6, wherein:
Cable core 1 comprises many cores 11, is crowded around the axial arranged deformation region 12 formed by many cores 11 successively; Utilize the deformation space distortion of the cable of deformation region 12 to provide interest concessions space, avoid cable core 1 to damage by the effect of deformation force; Be provided with in deformation region 12 and axial arranged fill out core 7, fill out in core 7 and be filled with elasticity heat-absorbing material; The heat utilizing heat-absorbing material heat-absorbing action to transmit out by conductor carries out absorbing and is passed by the two ends filling out core 7 by heat, avoids overheatedly causing cable fault.
Lapping layer 2 is coated on the periphery of cable core 1, and lapping layer 2 comprises the film strip lapping layer 21 that is coated on cable core 1 periphery successively and tightens layer 22, and film strip lapping layer 21 is made by heat insulation hot material, avoids outside heat to transmit to cable inside; Tighten layer 22 to form by steel band is wrapped, tighten layer 22 pairs of cable core 1 and tighten, effectively prevent cable to be heated in hot environment swelling; And tighten layer 22 and be coated with expanding fire-proof paint layer away from the side of Transposed wind layer 2; Form cavity when inner covering 4 high-temperature molten is combined between lapping layer 2 and armour 5, when burning things which may cause a fire disaster seals in cavity by armour 5 port, expand when expanding fire-proof paint layer meets fire and produce froth bed and finally carbonize into protective layer, isolated burning things which may cause a fire disaster.
Screen 3 is coated on the periphery of lapping layer 2, and screen 3 is worked out by copper wire; Utilize copper and steel to have complementation on electromagnetic wave shielding, make screen 3 and tighten layer 22 and cooperatively interact and play the effect of dual shield, the shield effectiveness strengthening cable is strengthened.
Inner covering 4 is coated on the periphery of screen 3, and the periphery of inner covering 4 is provided with ups and downs outer texture layer; Armour 5 is coated on the periphery of inner covering 4, texture layer in armour 5 inner peripheral surface is provided with and matches with outer texture layer; This set effectively can increase the frictional force between inner covering 4 and armour 5, improves the protection effect of armour 5.
Sheath 6 is coated on the periphery of armour 5, and sheath 6 is pvc sheath, himself has good flame retardant effect.
In the present embodiment, core 11 comprises conductor, is coated on the insulating barrier of conductor periphery and is coated on the refractory layer of insulating barrier periphery; Semi-conductive shield 3 is also provided with between conductor and insulating barrier; For single line copper conductor.
As from the foregoing, the utility model not only has excellent fire prevention, heat sinking function, also has excellent resistant to mechanical damage and anti electromagnetic wave shielding properties.
The above; be only the utility model preferably embodiment; but protection range of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; be equal to according to the technical solution of the utility model and utility model design thereof and replace or change, all should be encompassed within protection range of the present utility model.
Claims (5)
1. a crosslinked polyetylene insulated pvc sheath control cables, it is characterized in that, comprise: cable core (1), lapping layer (2), screen (3), inner covering (4), armour (5) and sheath (6), wherein: cable core (1) comprises many cores (11), crowded around the axial arranged deformation region (12) formed by many cores (11) successively; Be provided with in deformation region (12) and axial arranged fill out core (7), fill out in core (7) and be filled with elasticity heat-absorbing material; Lapping layer (2) is coated on the periphery of cable core (1), lapping layer (2) comprises the film strip lapping layer (21) that is coated on cable core (1) periphery successively and tightens layer (22), and film strip lapping layer (21) is made by heat insulation hot material; Tighten layer (22) to form by steel band is wrapped; Screen (3) is coated on the periphery of lapping layer (2), and screen (3) is worked out by copper wire; Inner covering (4) is coated on the periphery of screen (3), and the periphery of inner covering (4) is provided with ups and downs outer texture layer; Armour (5) is coated on the periphery of inner covering (4), texture layer in armour (5) inner peripheral surface is provided with and matches with outer texture layer; Sheath (6) is pvc sheath, and sheath (6) is coated on the periphery of armour (5).
2. crosslinked polyetylene insulated pvc sheath control cables according to claim 1, is characterized in that, tightens layer (22) and is coated with expanding fire-proof paint layer away from the side of Transposed wind layer (2).
3. crosslinked polyetylene insulated pvc sheath control cables according to claim 1, is characterized in that, core (11) comprises conductor, is coated on the insulating barrier of conductor periphery and is coated on the refractory layer of insulating barrier periphery.
4. crosslinked polyetylene insulated pvc sheath control cables according to claim 3, is characterized in that, is also provided with semi-conductive shield (3) between conductor and insulating barrier.
5. crosslinked polyetylene insulated pvc sheath control cables according to claim 4, is characterized in that, conductor is single line copper conductor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520858939.1U CN205028694U (en) | 2015-10-29 | 2015-10-29 | Insulating polyvinyl chloride sheath control cable of crosslinked polyethylene |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520858939.1U CN205028694U (en) | 2015-10-29 | 2015-10-29 | Insulating polyvinyl chloride sheath control cable of crosslinked polyethylene |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205028694U true CN205028694U (en) | 2016-02-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520858939.1U Expired - Fee Related CN205028694U (en) | 2015-10-29 | 2015-10-29 | Insulating polyvinyl chloride sheath control cable of crosslinked polyethylene |
Country Status (1)
| Country | Link |
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| CN (1) | CN205028694U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107086080A (en) * | 2017-06-28 | 2017-08-22 | 代卫东 | A kind of heat-resisting lightning protection control cable |
| CN107195361A (en) * | 2017-06-22 | 2017-09-22 | 江苏华亚电缆有限公司 | Environment-friendly type controls cable |
| CN107293359A (en) * | 2017-06-28 | 2017-10-24 | 代卫东 | A kind of Novel lightning-proof Compression-resistincable cable |
| CN107293357A (en) * | 2017-06-28 | 2017-10-24 | 代卫东 | A kind of heat-resisting measuring body lightning protection control cable |
| CN107293356A (en) * | 2017-06-28 | 2017-10-24 | 代卫东 | A kind of Novel lightning-proof cable |
| CN107316684A (en) * | 2017-06-28 | 2017-11-03 | 代卫东 | A kind of lightning protected cable |
-
2015
- 2015-10-29 CN CN201520858939.1U patent/CN205028694U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107195361A (en) * | 2017-06-22 | 2017-09-22 | 江苏华亚电缆有限公司 | Environment-friendly type controls cable |
| CN107086080A (en) * | 2017-06-28 | 2017-08-22 | 代卫东 | A kind of heat-resisting lightning protection control cable |
| CN107293359A (en) * | 2017-06-28 | 2017-10-24 | 代卫东 | A kind of Novel lightning-proof Compression-resistincable cable |
| CN107293357A (en) * | 2017-06-28 | 2017-10-24 | 代卫东 | A kind of heat-resisting measuring body lightning protection control cable |
| CN107293356A (en) * | 2017-06-28 | 2017-10-24 | 代卫东 | A kind of Novel lightning-proof cable |
| CN107316684A (en) * | 2017-06-28 | 2017-11-03 | 代卫东 | A kind of lightning protected cable |
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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: 20160210 Termination date: 20171029 |