CN220569424U - Plastic insulation control cable of safety fire prevention - Google Patents
Plastic insulation control cable of safety fire prevention Download PDFInfo
- Publication number
- CN220569424U CN220569424U CN202321276043.3U CN202321276043U CN220569424U CN 220569424 U CN220569424 U CN 220569424U CN 202321276043 U CN202321276043 U CN 202321276043U CN 220569424 U CN220569424 U CN 220569424U
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- China
- Prior art keywords
- cable
- layer
- fire
- conductor core
- control cable
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- 238000009413 insulation Methods 0.000 title claims abstract description 20
- 239000004033 plastic Substances 0.000 title claims abstract description 19
- 229920003023 plastic Polymers 0.000 title claims abstract description 19
- 230000002265 prevention Effects 0.000 title description 4
- 239000003063 flame retardant Substances 0.000 claims abstract description 29
- 239000004020 conductor Substances 0.000 claims abstract description 27
- 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 25
- 239000010410 layer Substances 0.000 claims description 139
- 230000009970 fire resistant effect Effects 0.000 claims description 16
- 229920001971 elastomer Polymers 0.000 claims description 12
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 11
- 229910000831 Steel Inorganic materials 0.000 claims description 11
- 239000000741 silica gel Substances 0.000 claims description 11
- 229910002027 silica gel Inorganic materials 0.000 claims description 11
- 239000010959 steel Substances 0.000 claims description 11
- 244000043261 Hevea brasiliensis Species 0.000 claims description 10
- 229920003052 natural elastomer Polymers 0.000 claims description 10
- 229920001194 natural rubber Polymers 0.000 claims description 10
- 239000006260 foam Substances 0.000 claims description 9
- 238000007493 shaping process Methods 0.000 claims description 8
- 239000010445 mica Substances 0.000 claims description 5
- 229910052618 mica group Inorganic materials 0.000 claims description 5
- 239000003365 glass fiber Substances 0.000 claims description 4
- 239000003973 paint Substances 0.000 claims description 4
- 239000011241 protective layer Substances 0.000 claims description 3
- 239000002356 single layer Substances 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract description 2
- 239000011248 coating agent Substances 0.000 description 7
- 238000000576 coating method Methods 0.000 description 7
- 239000002253 acid Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 229920000728 polyester Polymers 0.000 description 4
- 229920000742 Cotton Polymers 0.000 description 3
- 239000003513 alkali Substances 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Landscapes
- Insulated Conductors (AREA)
Abstract
The utility model relates to a safe and fireproof plastic insulation control cable, which comprises a cable conductor core and a cable filling layer, wherein a cable protection layer is arranged in the control cable body, a cable insulating layer is arranged on one side of the cable protection layer, a cable shielding layer is arranged on one side of the cable insulating layer, a cable flame-retardant layer is arranged on one side of the cable shielding layer, the cable filling layer is arranged on one side of the cable flame-retardant layer, the cable conductor core is arranged in the cable filling layer, and a cable flame-retardant layer is arranged on the outer side of the cable conductor core and in the cable filling layer. The utility model solves the problems that the prior plastic insulation control cable has influence on the cable body when the outdoor temperature is higher in the outdoor use process, and if the cable is poor in fireproof and high-temperature-resistant performance, the cable can possibly burn, and the cable is damaged, thereby causing potential safety hazard and increasing maintenance cost, and further reducing the practicability of the cable.
Description
Technical Field
The utility model relates to the technical field of plastic insulation control cables, in particular to a safe and fireproof plastic insulation control cable.
Background
The control cable is used for transmitting non-electric control signals or transmitting control signals to control certain equipment and instruments, solves the problems of weak transmission signals, signal interference, signal distortion and the like, can normally operate according to instructions, and is applicable to industrial and mining enterprises, energy transportation departments, control circuits with the alternating current rated voltage of 450/750V or below and the like.
The current plastic insulation control cable is in outdoor use's in-process, when outdoor temperature is higher, can cause the influence to the cable body, if the fire-resistant high temperature resistant performance of cable itself is relatively poor, can lead to the cable to take place the burning condition probably, causes the damage to the cable to cause the potential safety hazard and increase maintenance cost, and then reduced the practicality of cable.
Disclosure of Invention
In view of the foregoing problems in the prior art, a primary object of the present utility model is to provide a safe and fireproof plastic insulated control cable.
The technical scheme of the utility model is as follows: the cable comprises a control cable body and is characterized in that the control cable body comprises a cable conductor core and a cable filling layer, a cable protection layer is arranged inside the control cable body, a cable insulating layer is arranged on one side of the cable protection layer, a cable shielding layer is arranged on one side of the cable insulating layer, a cable flame-retardant layer is arranged on one side of the cable shielding layer, the cable filling layer is arranged on one side of the cable flame-retardant layer, the cable conductor core is arranged inside the cable filling layer, a cable fire-resistant layer is arranged outside the cable conductor core and inside the cable filling layer, the cable fire-resistant layer can improve the fire resistance of the control cable body, the cable filling layer is formed by filling polyester silk ribbons, and the cable conductor core, the cable fire-resistant layer, the cable filling layer, the cable flame-retardant layer, the cable shielding layer, the cable insulating layer and the cable protection layer are combined to form the control cable body.
As a preferred embodiment, the cable fire-resistant layer is formed by overlapping and wrapping a calcined mica tape in a single layer, and the cable conductor core is wrapped, and the outer side of the cable fire-resistant layer is coated with a fireproof paint.
As a preferred embodiment, the cable flame retardant layer comprises a glass fiber flame retardant layer inside.
As a preferred embodiment, the cable shielding layer comprises a first shielding layer and a second shielding layer.
As a preferred implementation mode, the cable insulation layer comprises a silica gel sheet layer, an EVA foam layer and a rubber layer, wherein the rubber layer is compositely adhered to the outer side of the EVA foam layer, the silica gel sheet layer is connected with the cable protection layer, and the thickness ratio among the silica gel sheet layer, the EVA foam layer and the rubber layer is 1:1:2.
As a preferred embodiment, the cable protection layer comprises natural rubber and shaped steel wires, wherein the section diameter of the shaped steel wires is 1mm, and the shaped steel wires are uniformly distributed in the natural rubber.
Compared with the prior art, the utility model has the advantages that firstly, the cable conductor core can be better protected from the external influence through the cable protective layer, and can normally operate, so that the stability of the control cable body is improved, then, the cable conductor core can be prevented from being influenced by electric leakage through the insulating layer, so that the safety of the control cable body is improved, secondly, the interference of external electromagnetism on the control cable body can be effectively prevented through the cable shielding layer, so that the limitation of the control cable body is reduced, and finally, the fire resistance and high temperature resistance of the control cable body can be effectively improved through the mutual matching of the cable flame retardant layer and the cable fire retardant layer, so that the combustion of the control cable body is prevented, the practicability of the control cable body is further improved, the polyester silk ribbon has high mechanical strength, excellent insulating property, high temperature resistance and low temperature resistance and is an ideal filling material, and the safety and fire resistance of the control cable body are effectively improved.
Drawings
FIG. 1 is a schematic perspective view of a plastic insulated control cable with safety and fire protection features;
FIG. 2 is a schematic diagram of a front cross-sectional view of a plastic insulated control cable with safety fire protection according to the present utility model;
FIG. 3 is a schematic diagram of a cross-sectional side view of a cable shield of a plastic insulated control cable with safety and fire protection features;
fig. 4 is a schematic diagram of a side view and cross-section structure of a cable insulation layer of a plastic insulation control cable for safety and fire prevention according to the present utility model.
Fig. 5 is a schematic diagram of a side view and cross-section structure of a cable protection layer of a plastic insulation control cable for safety and fire prevention according to the present utility model.
Legend description: 1. a cable conductor core; 2. a cable fire resistant layer; 3. a cable filling layer; 4. a cable shield layer; 5. a cable insulation layer; 6. a cable protective layer; 7. a cable flame retardant layer; 8. a control cable body; 41. a first shielding layer; 42. a second shielding layer; 51. a silicone sheet layer; 52. EVA foam layer; 53. a rubber layer; 61. shaping the steel wire; 62. natural rubber.
Detailed Description
The utility model will be further described with reference to the drawings and the specific embodiments
Examples
As shown in fig. 1 to 5, the present utility model provides a technical solution: the control cable body 8 includes cable conductor core 1 and cable filling layer 3, the inside cable protection layer 6 that is provided with of control cable body 8, one side of cable protection layer 6 is provided with cable insulating layer 5, one side of cable insulating layer 5 is provided with cable shielding layer 4, one side of cable shielding layer 4 is provided with cable flame retardant coating 7, cable filling layer 3 sets up in one side of cable flame retardant coating 7, cable conductor core 1 sets up in the inside of cable filling layer 3, the outside of cable conductor core 1 just is located cable filling layer 3 inside and is provided with cable flame retardant coating 2, cable flame retardant coating 2 can improve the fire behavior of control cable body 8, cable filling layer 3 is by polyester silk ribbon packing form, cable conductor core 1, cable flame retardant coating 2, cable filling layer 3, cable flame retardant coating 7, cable shielding layer 4, cable insulating layer 5 and cable protection layer 6 make up and form control cable body 8.
In this embodiment, firstly, the cable conductor core 1 can be better protected from external influences through the cable protection layer 6, and can normally operate, so that the stability of the control cable body 8 is increased, then, the cable conductor core 1 can be prevented from being influenced by the external influences due to no leakage through the cable insulation layer 5, further, the safety of the control cable body 8 is increased, secondly, the interference of external electromagnetism on the control cable body 8 can be effectively prevented through the cable shielding layer 4, so that the limitation of the control cable body 8 is reduced, finally, the fire resistance and high temperature resistance of the control cable body 8 can be effectively improved through the mutual matching of the cable flame retardant layer 7 and the cable fire retardant layer 2, so that the combustion of the control cable body 8 is prevented, further, the practicability of the control cable body 8 is increased, the polyester silk ribbon has high mechanical strength, excellent insulation performance, high temperature resistance and low temperature resistance, is an ideal filling material, and the safety and fire resistance of the control cable body 8 are effectively increased.
Wherein, the cable fire-resistant layer 2 is formed by overlapping and wrapping a calcined mica tape in a single layer, the cable conductor core 1 is wrapped, and the outer side of the cable fire-resistant layer 2 is coated with fireproof paint. The calcined mica tape has good physical and chemical properties of high temperature resistance, rapid temperature change, acid and alkali resistance and the like, and can bear high temperature of about 1800 ℃, so that the control cable body 8 can be effectively flame-retarded, and the fireproof coating has water resistance, acid resistance, alkalinity and mildew resistance, and further the stability of the control cable body 8 is further improved.
Wherein the cable flame retardant layer 7 comprises a glass fiber flame retardant layer inside. The glass fiber has the advantages of high strength, good conductivity, corrosion resistance and good heat resistance.
Wherein the cable shielding layer 4 comprises a first shielding layer 41 and a second shielding layer 42. The aluminum foil material through the first shielding layer 41 of the cable can effectively discharge magnetic interference, radiation interference and electrostatic interference, and then, the shielding net formed by interweaving the tinned copper material through the second shielding layer 42 of the cable can directly guide the external interference signal into the ground, so that the external electromagnetic interference can be effectively avoided, and the control cable body 8 is prevented from interfering with the external electromagnetic interference, thereby increasing the stability of the device.
Wherein, cable insulation layer 5 includes silica gel piece layer 51, EVA bubble cotton layer 52 and rubber layer 53, and rubber layer 53 complex bonds in the outside of EVA bubble cotton layer 52, and silica gel piece layer 51 and cable protection layer 6 interconnect, and the thickness ratio between silica gel piece layer 51, EVA bubble cotton layer 52 and the rubber layer 53 is 1:1:2. The silica gel sheet layer 51, the EVA foam layer 52 and the rubber layer 53 all have good insulating effect, and the cable conductor core 1 can be effectively protected by the multilayer protection arrangement.
Wherein, cable protection layer 6 includes natural rubber 62 and shaping steel wire 61, and shaping steel wire 61's cross-section diameter is 1mm, and shaping steel wire 61 evenly distributed is inside natural rubber 62 shaping steel wire 61 that is the inside wavy even arrangement setting of natural rubber 62 can be when control cable body 8 receives external force extrusion bending, and natural rubber 62 can effectively protect cable conductor core 1.
Working principle: firstly, when the control cable body 8 is extruded and bent by external force, the natural rubber 62 can effectively protect the cable conductor core 1, then, the calcined mica tape has high temperature resistance, rapid temperature change, acid and alkali resistance and other good physical and chemical properties, can bear about 1800 ℃, thus the control cable body 8 can be effectively flame-retardant, the fireproof paint has water resistance, acid resistance, alkalinity and mildew resistance, further the stability of the control cable body 8 is further improved, and secondly, the silica gel sheet 51, the EVA foam layer 52 and the rubber layer 53 all have good insulation effect, and the cable conductor core 1 can be effectively protected by the multilayer protection arrangement.
Claims (6)
1. The utility model provides a safe plastics insulation control cable of preventing fires, control cable body (8) include cable conductor core (1) and cable filling layer (3), its characterized in that: the cable protection layer (6) is arranged inside the control cable body (8), the cable insulation layer (5) is arranged on one side of the cable protection layer (6), the cable shielding layer (4) is arranged on one side of the cable insulation layer (5), the cable flame-retardant layer (7) is arranged on one side of the cable shielding layer (4), the cable filling layer (3) is arranged on one side of the cable flame-retardant layer (7), the cable conductor core (1) is arranged inside the cable filling layer (3), the cable fire-retardant layer (2) is arranged outside the cable conductor core (1) and inside the cable filling layer (3), the cable fire-retardant layer (2) can improve the fireproof performance of the control cable body (8), and the cable filling layer (3) is formed by filling silk ribbons, and the cable conductor core (1), the cable filling layer (2), the cable flame-retardant layer (7), the cable shielding layer (4), the cable insulation layer (5) and the cable protection layer (6) are combined to form the control cable body (8).
2. A safety fire-resistant plastic insulated control cable according to claim 1, wherein: the cable fire-resistant layer (2) is formed by overlapping and wrapping a calcined mica tape in a single layer, the cable conductor core (1) is wrapped, and the outer side of the cable fire-resistant layer (2) is coated with fireproof paint.
3. A safety fire-resistant plastic insulated control cable according to claim 1, wherein: the cable flame-retardant layer (7) comprises a glass fiber flame-retardant layer.
4. A safety fire-resistant plastic insulated control cable according to claim 1, wherein: the cable shield (4) comprises a first shield layer (41) and a second shield layer (42).
5. A safety fire-resistant plastic insulated control cable according to claim 1, wherein: the cable insulating layer (5) comprises a silica gel sheet layer (51), an EVA foam layer (52) and a rubber layer (53), wherein the rubber layer (53) is compositely bonded on the outer side of the EVA foam layer (52), the silica gel sheet layer (51) is mutually connected with the cable protective layer (6), and the thickness ratio among the silica gel sheet layer (51), the EVA foam layer (52) and the rubber layer (53) is 1:1:2.
6. A safety fire-resistant plastic insulated control cable according to claim 1, wherein: the cable protection layer (6) comprises natural rubber (62) and a shaping steel wire (61), wherein the section diameter of the shaping steel wire (61) is 1mm, and the shaping steel wire (61) is uniformly distributed in the natural rubber (62).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321276043.3U CN220569424U (en) | 2023-05-24 | 2023-05-24 | Plastic insulation control cable of safety fire prevention |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321276043.3U CN220569424U (en) | 2023-05-24 | 2023-05-24 | Plastic insulation control cable of safety fire prevention |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220569424U true CN220569424U (en) | 2024-03-08 |
Family
ID=90091470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321276043.3U Active CN220569424U (en) | 2023-05-24 | 2023-05-24 | Plastic insulation control cable of safety fire prevention |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220569424U (en) |
-
2023
- 2023-05-24 CN CN202321276043.3U patent/CN220569424U/en active Active
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