CN219891937U - Wire and cable with fireproof structure - Google Patents
Wire and cable with fireproof structure Download PDFInfo
- Publication number
- CN219891937U CN219891937U CN202321145253.9U CN202321145253U CN219891937U CN 219891937 U CN219891937 U CN 219891937U CN 202321145253 U CN202321145253 U CN 202321145253U CN 219891937 U CN219891937 U CN 219891937U
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- CN
- China
- Prior art keywords
- cable
- layer
- wire
- fire
- outer side
- Prior art date
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- 230000001681 protective effect Effects 0.000 claims abstract description 11
- 230000002265 prevention Effects 0.000 claims abstract description 4
- 239000010410 layer Substances 0.000 claims description 84
- 239000011241 protective layer Substances 0.000 claims description 21
- 239000000945 filler Substances 0.000 claims description 4
- 238000010276 construction Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 7
- 239000011490 mineral wool Substances 0.000 abstract description 5
- 239000004744 fabric Substances 0.000 abstract description 3
- 239000003365 glass fiber Substances 0.000 abstract description 3
- 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 description 9
- 239000003063 flame retardant Substances 0.000 description 9
- 239000004020 conductor Substances 0.000 description 8
- 239000004800 polyvinyl chloride Substances 0.000 description 8
- 229920000915 polyvinyl chloride Polymers 0.000 description 8
- 230000009970 fire resistant effect Effects 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000010445 mica Substances 0.000 description 2
- 229910052618 mica group Inorganic materials 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 239000004721 Polyphenylene oxide Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229920002725 thermoplastic elastomer Polymers 0.000 description 1
Landscapes
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The utility model relates to the technical field of wires and cables, and provides a wire and cable with a fireproof structure, which comprises a mounting frame, wherein a plurality of clamping grooves are formed in the outer side wall of the mounting frame, and cable cores are arranged on the inner walls of the clamping grooves; the cable is characterized in that an inner pipe is arranged on the outer side wall of the cable inner core, a plurality of connecting strips are fixedly arranged on the outer side wall of the inner pipe, and a protective sleeve is fixedly arranged on one side of each connecting strip. Carry out the joint to cable inner through the draw-in groove on the mounting bracket, the rock wool in collocation filling layer carries out fixed mounting to cable inner, makes cable inner separate in the mounting bracket outside, avoids contact between the cable inner, when one of them cable inner crust is broken, can not lead to the fact the influence to other cable inner, and the setting of rock wool in the filling layer to and under the effect of glass fiber fire proof cloth in the fire prevention layer, avoid the cable to fire, improve the security that the cable used.
Description
Technical Field
The utility model relates to the technical field of wires and cables, in particular to a wire and cable with a fireproof structure.
Background
Wire and cable refer to materials used for power, electrical and related transmission applications, the terms "wire" and "cable" are not strictly limited, products of small core number, small product diameter and simple structure are generally referred to as wires, bare wires without insulation, other are referred to as cables, wire and cable are used for transmitting electric (magnetic) energy, information and wire products for electromagnetic energy conversion, the broad term wire and cable is also simply referred to as cable, and the narrow term cable is referred to as insulated cable, which can be defined as: an aggregate consisting of; one or more insulated cores, and the respective coatings, total protective layers and outer protective layers that they may have, may also have additional uninsulated conductors.
The retrieved China patent number CN218481995U discloses a wire and cable, which relates to the technical field of flame-retardant cables and comprises a flame-retardant wire and cable body, wherein a plurality of pure copper compression conductors are arranged in the flame-retardant wire and cable body, a layer of polyvinyl chloride insulating layer is wrapped on the outer wall of each pure copper compression conductor, a comprehensive protective layer is wrapped on the outer wall of a polypropylene mesh belt filling mesh belt, a polyvinyl chloride inner protective layer is wrapped on the outer wall of the comprehensive protective layer, and a layer of flame-retardant polyvinyl chloride outer protective wear-resistant layer is wrapped on the outer wall of the polyvinyl chloride inner protective layer; according to the utility model, the polyvinyl chloride inner protective layer is matched with the flame-retardant polyvinyl chloride outer protective wear-resistant layer and the flame-retardant mica tape, so that the fireproof flame-retardant effect of the cable in use is effectively improved, the wear-resistant effect of the outer layer of the cable is improved, the anti-creeping effect of the cable is improved, and the air guide pore canal is formed in the comprehensive protective layer, so that moisture and heat in the cable can be conveniently discharged.
However, in the implementation related art, the following problems are found in the electric wire and cable of the above-mentioned type: according to the scheme, the fireproof and flame-retardant effect of the cable in use is effectively improved through the cooperation of the polyvinyl chloride inner protective layer, the flame-retardant polyvinyl chloride outer protective wear-resistant layer and the fireproof mica tape, the outer wear-resistant effect of the cable is improved, meanwhile, the anti-creeping effect of the cable is improved, the air guide pore canal is formed in the comprehensive protective layer, moisture and heat in the cable are conveniently discharged, the conductors are in contact with each other in actual use, and when the insulating layer outside the conductors is damaged, the conductors are easily caused to be in contact with each other to cause a circuit short circuit, and the safety is poor.
Disclosure of Invention
The utility model provides a wire and cable with a fireproof structure, which solves the problems of short circuit and poor safety caused by contact between conductors when the insulation layer on the outer side of the conductors is damaged in the prior art.
The technical scheme of the utility model is as follows: the utility model provides a wire and cable with fire prevention structure, includes the mounting bracket, a plurality of draw-in grooves have been seted up to the lateral wall of mounting bracket, and a plurality of the inner wall of draw-in groove all is provided with the cable heart;
the cable is characterized in that an inner pipe is arranged on the outer side wall of the cable inner core, a plurality of connecting strips are fixedly arranged on the outer side wall of the inner pipe, and a protective sleeve is fixedly arranged on one side of each connecting strip.
Preferably, the inner tube is composed of an insulating layer, a filling layer and a connecting tube, and the protective sleeve is composed of a buffer layer, a fireproof layer and a protective layer.
Preferably, the connecting pipe is arranged in the mounting frame, and the connecting pipe is sleeved with the mounting frame.
Preferably, the filling layer is arranged on the outer side of the cable inner core, and the filling layer is contacted with the cable inner core.
Preferably, the insulating layer is disposed outside the filling layer, and the insulating layer is bonded with the filling layer.
Preferably, the buffer layer is disposed on the outer side of the insulating layer, the buffer layer is bonded with the insulating layer, and the buffer layer is bonded with the plurality of connecting strips.
Preferably, the fireproof layer is arranged on the outer side of the buffer layer, and the fireproof layer is bonded with the buffer layer.
Preferably, the protective layer is arranged on the outer side of the fireproof layer, and the protective layer is bonded with the fireproof layer.
The working principle and the beneficial effects of the utility model are as follows:
according to the utility model, the cable cores are clamped through the clamping grooves on the mounting frame, the cable cores are fixedly mounted by matching with rock wool in the filling layer, so that the cable cores are separated outside the mounting frame, contact between the cable cores is avoided, when the outer skin of one cable core is broken, the influence on other cable cores is avoided, the rock wool in the filling layer is arranged, and under the action of glass fiber fireproof cloth in the fireproof layer, the cable is prevented from firing, and the use safety of the cable is improved.
Drawings
The utility model will be described in further detail with reference to the drawings and the detailed description.
FIG. 1 is a schematic overall perspective view of the present utility model;
FIG. 2 is a schematic cross-sectional elevation view of the present utility model;
FIG. 3 is a schematic elevational view of the mounting bracket of the present utility model;
in the figure: 1. a mounting frame; 2. a clamping groove; 3. an inner core of the cable; 4. an inner tube; 401. an insulating layer; 402. a filling layer; 403. a connecting pipe; 5. a connecting strip; 6. a protective sleeve; 601. a buffer layer; 602. a fire-blocking layer; 603. and (5) a protective layer.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, the present utility model provides the following technical solutions, namely, a wire cable with a fireproof structure: the cable fixing device comprises a mounting frame 1, wherein a plurality of clamping grooves 2 are formed in the outer side wall of the mounting frame 1, and cable cores 3 are arranged on the inner walls of the clamping grooves 2;
the outer side wall of the cable inner core 3 is provided with an inner pipe 4, a plurality of connecting strips 5 are fixedly arranged on the outer side wall of the inner pipe 4, and a protective sleeve 6 is fixedly arranged on one side of each connecting strip 5.
When using, carry out spacingly to cable inner 3 through draw-in groove 2 on mounting bracket 1, collocation filling layer 402 fixes cable inner 3, makes cable inner 3 separate in the mounting bracket 1 outside, avoids contacting each other between the cable inner 3, when 3 crust of one of them cable inner is broken, can not cause the influence to other cable inner 3, improves the security that the cable used.
Specifically, the inner tube 4 is composed of an insulating layer 401, a filling layer 402, and a connecting tube 403, and the protective sleeve 6 is composed of a buffer layer 601, a fireproof layer 602, and a protective layer 603.
Specifically, the connection pipe 403 is disposed inside the mounting frame 1, and the connection pipe 403 is sleeved with the mounting frame 1.
The connecting pipe 403 is used for fixing the mounting frame 1, and guaranteeing separation and clamping between the cable cores 3.
Specifically, the filler layer 402 is disposed outside the cable core 3, and the filler layer 402 is in contact with the cable core 3.
The filling layer 402 is formed by filling rock wool and plays a role in fire prevention.
Specifically, the insulating layer 401 is disposed outside the filling layer 402, and the insulating layer 401 is bonded to the filling layer 402.
The insulating layer 401 is made of insulating rubber, and is used for preventing electric leakage of the cable.
Specifically, the buffer layer 601 is disposed outside the insulating layer 401, the buffer layer 601 is bonded to the insulating layer 401, and the buffer layer 601 is bonded to the plurality of connection bars 5.
The buffer layer 601 is made of soft rubber, is mainly used for increasing flexibility of a cable, protects the cable inner core 3 inside, and the connecting strip 5 is made of polyether ester thermoplastic elastomer and has good ductility.
Specifically, the fireproof layer 602 is disposed on the outer side of the buffer layer 601, and the fireproof layer 602 is bonded to the buffer layer 601.
The fire-resistant layer 602 is made of glass fiber fire-resistant cloth, and the heat-resistant fire-resistant capability of the cable is improved.
Specifically, the protective layer 603 is disposed on the outer side of the fireproof layer 602, and the protective layer 603 is bonded to the fireproof layer 602.
The protective layer 603 is made of nylon material and is used for protecting the internal cables.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (8)
1. The utility model provides a wire and cable with fire prevention structure, includes mounting bracket (1), its characterized in that, a plurality of draw-in grooves (2) have been seted up to the lateral wall of mounting bracket (1), and a plurality of the inner wall of draw-in groove (2) all is provided with cable inner (3);
the cable is characterized in that an inner pipe (4) is arranged on the outer side wall of the cable inner core (3), a plurality of connecting strips (5) are fixedly arranged on the outer side wall of the inner pipe (4), and a protective sleeve (6) is fixedly arranged on one side of each connecting strip (5).
2. The wire and cable with the fireproof structure according to claim 1, wherein the inner tube (4) is composed of an insulating layer (401), a filling layer (402) and a connecting tube (403), and the protective sleeve (6) is composed of a buffer layer (601), a fireproof layer (602) and a protective layer (603).
3. A wire and cable with fire protection construction according to claim 2, characterized in that the connection pipe (403) is arranged inside the mounting frame (1), the connection pipe (403) being in socket connection with the mounting frame (1).
4. A wire and cable with fire protection structure according to claim 2, characterized in that the filler layer (402) is arranged outside the cable core (3), the filler layer (402) being in contact with the cable core (3).
5. A wire and cable with fire protection structure according to claim 2, characterized in that the insulating layer (401) is arranged outside the filling layer (402), the insulating layer (401) being glued to the filling layer (402).
6. A wire and cable with fire protection structure according to claim 2, characterized in that the buffer layer (601) is arranged outside the insulating layer (401), the buffer layer (601) is bonded to the insulating layer (401), and the buffer layer (601) is bonded to a plurality of the connecting strips (5).
7. The wire and cable with the fire-proof structure according to claim 6, wherein the fire-proof layer (602) is disposed outside the buffer layer (601), and the fire-proof layer (602) is bonded to the buffer layer (601).
8. The wire and cable with fire protection structure according to claim 7, wherein the protective layer (603) is arranged outside the fire protection layer (602), and the protective layer (603) is bonded to the fire protection layer (602).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321145253.9U CN219891937U (en) | 2023-05-12 | 2023-05-12 | Wire and cable with fireproof structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321145253.9U CN219891937U (en) | 2023-05-12 | 2023-05-12 | Wire and cable with fireproof structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219891937U true CN219891937U (en) | 2023-10-24 |
Family
ID=88408882
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321145253.9U Active CN219891937U (en) | 2023-05-12 | 2023-05-12 | Wire and cable with fireproof structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219891937U (en) |
-
2023
- 2023-05-12 CN CN202321145253.9U patent/CN219891937U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |