CN221466316U - Fireproof composite industrial cable - Google Patents
Fireproof composite industrial cable Download PDFInfo
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- CN221466316U CN221466316U CN202323031681.1U CN202323031681U CN221466316U CN 221466316 U CN221466316 U CN 221466316U CN 202323031681 U CN202323031681 U CN 202323031681U CN 221466316 U CN221466316 U CN 221466316U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
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- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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Abstract
The utility model discloses a fireproof composite industrial cable, which comprises more than two cable cores and a cable fireproof layer, wherein a filling layer is arranged between the cable cores and the cable fireproof layer, the filling layer is generally made of insulating flame-retardant materials, the cable cores comprise conductors, the conductor fireproof layer is uniformly arranged outside the conductors, the conductor fireproof layer directly wraps and protects the conductors, a spacing pipe is arranged in the cable, the outer surface of the spacing pipe and the outer surface of the conductor fireproof layer are respectively provided with a matched clamping groove, the cable cores are uniformly distributed around the outer surface of the spacing pipe by taking the spacing pipe as the center of a circle, the cable cores are connected with the spacing pipe through the clamping grooves, and the relative positions are very stable and are not easy to slide after the cable cores are connected with the spacing pipe through the clamping grooves.
Description
Technical Field
The utility model relates to the technical field of industrial cables, in particular to a fireproof composite industrial cable.
Background
Industrial cables are an important component of electronic systems, even the lifeline of the system connection, which means that the whole system will be paralyzed if the cable becomes problematic. Industrial cables include power cables, control cables, compensation cables, shield cables, high temperature cables, computer cables, signal cables, coaxial cables, fire-proof cables, marine cables, mining cables, aluminum alloy cables, and the like. They are composed of single or multi-strand wires and insulating layers for connecting circuits, appliances, etc. The fireproof cable generally consists of cable cores and various filled fireproof material layers, in the prior art, the number of the cable cores is large, so that the fireproof material layers between the outer surfaces of the cable cores and the inner surfaces of the cable are uneven in thickness during production, meanwhile, the distance between each cable core is not easy to control, and further quality problems and fire hazards occur.
Disclosure of utility model
The utility model aims to provide a fireproof composite industrial cable, which solves the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a compound industrial cable of fire prevention, includes more than two cable cores and cable flame retardant coating, be provided with the filling layer between cable core and the cable flame retardant coating, the filling layer is generally insulating fire-retardant material, is used for separating between the cable core, so as to avoid the overheated high temperature hidden danger such as short circuit to take place between the cable core because the too closely apart from, the cable core includes the conductor, evenly be provided with the conductor flame retardant coating outward, the direct parcel of conductor flame retardant coating and protection conductor can further reduce the conductor because the burning hidden danger that appears because of high temperature, still include the spacer tube in the cable, the spacer tube sets up the centre of a circle department of cable, the spacer tube surface with conductor flame retardant coating surface all is provided with matched with joint groove, the cable core with the spacer tube is used the centre of a circle centers around the spacer tube surface evenly distributed sets up, the cable core with the spacer tube passes through the joint groove to be connected, because the cable core is concentrated the back with the filling layer because in the production process, because the cable core surface is easy to take place between the cable core sliding, the very thick cable core after the aversion position is very even, the cable after the cable surface after the aversion position is very even, the cable surface after the aversion is very even, the very big sliding, the product is difficult to take place, the sliding surface after the cable surface is greatly, the aversion the surface is greatly has improved the quality after the cable, the relative displacement, the cable layer is not evenly.
Preferably, the conductor fireproof layer comprises a conductor inner fireproof layer, a conductor high-temperature-resistant protective layer and a conductor high-temperature-resistant coating, wherein the conductor inner fireproof layer is used as a first protective layer to be directly contacted with the conductor and uniformly and tightly wrap the conductor, the conductor high-temperature-resistant protective layer is used as a second protective layer to uniformly wrap the conductor inner fireproof layer outside, the conductor high-temperature-resistant coating is used as a third protective layer to uniformly wrap the conductor high-temperature-resistant protective layer outside, and the outer surface of the conductor high-temperature-resistant coating is directly contacted with the filling layer material.
Preferably, the cable fire-proof layer comprises an inner fire-proof layer of the cable, a high-temperature-resistant protective layer of the cable and a high-temperature-resistant coating of the cable, after the cable core and the filling layer are combined, the inner fire-proof layer of the cable is used as a first protective layer, the inner surface of the inner fire-proof layer of the cable is in direct contact with the outer surface of the filling layer and uniformly wraps the filling layer, the high-temperature-resistant protective layer of the cable is used as a second protective layer to uniformly wrap the inner fire-proof layer of the cable, and the outermost layer is the high-temperature-resistant coating of the cable and uniformly wraps the outer surface of the high-temperature-resistant protective layer of the cable.
Preferably, the cable further comprises an auxiliary spacing pipe, the diameter of the auxiliary spacing pipe is smaller than that of the spacing pipe, clamping grooves matched with the cable cores and the spacing pipe are formed in the outer surface of the auxiliary spacing pipe, the auxiliary spacing pipe is sequentially and fixedly arranged between the cable cores at intervals through the clamping grooves according to the number of the cable cores, when the spacing between the cable cores is large and the positions are unstable, the spacing space can be filled and occupied by inserting the auxiliary spacing pipe, the positions between the cable cores are relatively stable, and the cable cores are convenient to uniformly combine with the filling layer.
Preferably, the diameter of the spacing tube is not larger than the diameter of the cable core, so that a plurality of cable cores can be conveniently spaced and fixed, and the increase of production cost due to the overlarge overall diameter of the cable is avoided.
Preferably, the spacing pipes are arranged in a segmented mode and are uniformly arranged at the circle center of the cable according to the set length, so that the fixing effect on the cable core can be achieved, bending of the cable in the laying process is not affected, and meanwhile the extra weight of the cable is increased as little as possible.
Preferably, the inner fireproof layer of the conductor is a ceramic silicon rubber layer, the high-temperature-resistant protective layer of the conductor is a crosslinked polyethylene insulating layer, the ceramic silicon rubber layer can improve the fireproof performance of the conductor, the cable core is wrapped by the crosslinked polyethylene insulating layer, the insulation effect between the cable cores can be improved, and the high-temperature-resistant coating of the conductor is a phosphate aluminum powder coating, so that the wrapped cable core can be in a normal working state at high temperature.
Preferably, the cable internal fire-proof layer is a mica tape layer, the cable high-temperature-resistant protective layer is a chlorinated rubber layer, the cable high-temperature-resistant coating is a low-smoke halogen-free flame-retardant layer, the mica tape layer is excellent in performance as a fireproof insulating inorganic compound material, the chlorinated rubber layer has better heat resistance, the heat stability temperature is higher, the low-smoke halogen-free flame-retardant layer does not contain halogen, when fire burning and the cable occur in the external environment where the cable is located, the burning can be limited in a local range, the spread is not generated, and larger loss is avoided.
Preferably, the filling layer is halogen flame-retardant particles, and the halogen free radicals released react with flame to inhibit the formation and the spread of flame, so that the efficient flame-retardant effect can be realized for fires generated from the inside of the cable core and the outside environment of the cable.
Compared with the prior art, the utility model has the beneficial effects that:
Through setting up the spacer tube for interval distance and relative position between each cable core can both be simply effectively controlled, after combining and making finished cable with the filling layer, the distance between each cable core and each layer inoxidizing coating that its surface wrapped up is relatively unanimous and the error is minimum, has improved the finished product quality of product and has greatly reduced the conflagration hidden danger in the use simultaneously.
Drawings
FIG. 1 is a cross-sectional view of the main structure of the present utility model;
FIG. 2 is a cross-sectional view of the main body structure (with secondary spacer) of the present invention;
Fig. 3 is a cross-sectional view of a conductive flame retardant layer of the present utility model.
In the figure: 1-conductor, 2-conductor fireproof layer, 21-conductor inner fireproof layer, 22-conductor high temperature resistant protective layer, 23-conductor high temperature resistant coating, 3-filling layer, 4-interval pipe, 5-auxiliary interval pipe, 6-cable fireproof layer, 61-cable inner fireproof layer, 62-cable high temperature resistant protective layer and 63-cable high temperature resistant coating.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled 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.
Examples:
Referring to fig. 1-3, the present utility model provides the following technical solutions: the utility model provides a compound industrial cable of fire prevention, includes more than two cable cores and cable flame retardant coating 6, be provided with filling layer 3 between cable core and the cable flame retardant coating 6, filling layer 3 is generally insulating fire-retardant material, is used for separating between the cable core, in order to avoid the overheated high temperature hidden danger such as short circuit to take place between the cable core because the too close, the cable core includes conductor 1, evenly be provided with conductor flame retardant coating 2 outside the conductor 1, conductor flame retardant coating 2 directly wraps up and protects the conductor, can further reduce the combustion hidden danger that conductor 1 appears because of the high temperature overheated, still include spacer 4 in the cable, spacer 4 sets up the centre of a circle department of cable, spacer 4 surface with conductor flame retardant coating 2 surface all is provided with matched with the joint groove, the cable core with spacer 4 is the centre of a circle centers on spacer 4 surface evenly distributed sets up, the cable core with spacer 4 passes through the joint groove to be connected, because in the production process need concentrate back with a plurality of cable cores and filling layer 3, in this core, the very good sliding distance between the cable core is very even after the cable core has been realized the surface, the very big sliding distance has been realized because the cable core is the very much different from the surface, the cable is difficult to slide, the surface is the very even after the cable has taken place, the surface position of the cable has been difficult to be the surface, the sliding, the relative displacement has been difficult to the cable has taken place, the surface between the cable has been difficult to the surface, and the surface has been difficult to the surface, has been difficult to the surface and has the sliding the product.
Specifically, the conductor fireproof layer 2 comprises a conductor inner fireproof layer 21, a conductor high-temperature resistant protective layer 22 and a conductor high-temperature resistant coating 23, wherein the conductor inner fireproof layer 21 is used as a first protective layer to be directly contacted with a conductor and uniformly and tightly wrap the conductor, the conductor high-temperature resistant protective layer 22 is used as a second protective layer to uniformly wrap the conductor inner fireproof layer 21 on the outer side, the conductor high-temperature resistant coating 23 is used as a third protective layer to uniformly wrap the conductor high-temperature resistant protective layer 22 on the outer side, and the outer surface of the conductor high-temperature resistant coating 23 is directly contacted with the material of the filling layer 3.
Specifically, the cable fireproof layer 6 includes a cable inner fireproof layer 61, a cable high temperature resistant protective layer 62 and a cable high temperature resistant coating 63, after the cable core is combined with the filling layer 3, the cable inner fireproof layer 61 is used as a first protective layer, the inner surface of the cable inner fireproof layer is in direct contact with the outer surface of the filling layer 3 and uniformly wraps the filling layer 3, the cable high temperature resistant protective layer 62 is used as a second protective layer to uniformly wrap the cable inner fireproof layer 61, and the outermost layer is the cable high temperature resistant coating 63 and uniformly wraps the outer surface of the cable high temperature resistant protective layer 62.
Specifically, the cable core fixing device further comprises an auxiliary spacing pipe 5, the diameter of the auxiliary spacing pipe 5 is smaller than that of the spacing pipe 4, clamping grooves matched with the cable cores and the spacing pipe 4 are formed in the outer surface of the auxiliary spacing pipe 5, the auxiliary spacing pipe 5 is sequentially and fixedly arranged between the cable cores at intervals through the clamping grooves according to the number of the cable cores, when the spacing between the cable cores is large and the positions are unstable, the spacing space can be filled and occupied through inserting the auxiliary spacing pipe 5, the positions between the cable cores are relatively stable, and the cable cores are convenient to uniformly combine with the filling layer 3.
Specifically, the diameter of the spacing tube 4 is not larger than the diameter of the cable core, so that a plurality of cable cores can be conveniently spaced and fixed, and the increase of production cost due to the overlarge overall diameter of the cable is avoided.
Specifically, the spacing pipes 4 are arranged in a segmented manner and are uniformly arranged at the center of the cable according to the set length, so that the fixing effect on the cable core can be achieved, bending of the cable in the laying process is not affected, and the extra weight of the cable is increased as little as possible.
Specifically, the inner fireproof layer 21 of the conductor is a ceramic silicone rubber layer, the high-temperature resistant protective layer 22 of the conductor is a crosslinked polyethylene insulating layer, the ceramic silicone rubber layer can improve the fireproof performance of the conductor, the insulating effect between the cable cores can be improved by wrapping the cable cores with the crosslinked polyethylene insulating layer, and the high-temperature resistant coating 23 of the conductor is a phosphate aluminum powder coating, so that the wrapped cable cores can be in a normal working state at high temperature.
Specifically, the cable internal fireproof layer 61 is a mica tape layer, the cable high-temperature resistant protective layer 62 is a chlorinated rubber layer, the cable high-temperature resistant coating 63 is a low-smoke halogen-free flame retardant layer, the mica tape layer is excellent in performance as a fireproof insulating inorganic compound material, the chlorinated rubber layer has good heat resistance, the heat stability temperature is high, the low-smoke halogen-free flame retardant layer does not contain halogen, when fire combustion and the cable occur in the external environment where the cable is located, the combustion can be limited in a local range, the spread is not generated, and larger loss is avoided.
Specifically, the filling layer 3 is a halogen flame-retardant particle, and the halogen free radical is released to react with flame to inhibit the formation and spread of flame, so that the flame-retardant effect can be effectively realized for the fire disaster generated from the inside of the cable core and the outside environment of the cable.
Working principle: the cable is provided with more than two cable cores and a cable fireproof layer 6, a filling layer 3 is arranged between the cable cores and the cable fireproof layer 6, the filling layer 3 is generally made of insulating flame-retardant materials and is used for separating the cable cores, so that overheat heights Wen Yinhuan such as short circuits and the like are avoided due to too close distances between the cable cores, the cable cores comprise conductors, the conductor fireproof layer 2 is uniformly arranged outside the conductors, the conductors are directly wrapped and protected by the conductor fireproof layer 2, the hidden dangers of the conductors due to high-temperature overheat can be further reduced, the cable also comprises a spacer tube 4, the spacer tube 4 is arranged at the center of the cable, the outer surface of the spacer tube 4 and the outer surface of the conductor fireproof layer 2 are both provided with matched clamping grooves, the cable cores are uniformly distributed around the outer surface of the spacer tube 4 by taking the spacer tube 4 as the center of the circle, the cable cores are connected through the clamping grooves, and are combined with the filling layer 3 after being concentrated in the production process, in the process, sliding displacement is easy to occur between the cable cores, the cable cores are not uniform in the process, and the cable cores are not uniform in the distance between the cable cores and the cable cores due to the fact that the outer surface of the cable cores are cylindrical, and the cable cores are easily sliding displacement is easy, the hidden danger is generated, the cable cores after the cable cores are not is completely uniform, and the hidden danger is greatly reduced, and the hidden danger is greatly combined with the cable surface of the cable is simultaneously, and is greatly connected with the cable surface after the cable is connected with the cable surface through the clamping grooves, and is greatly is connected with the cable surface with the cable inner surface through the clamping grooves.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (9)
1. The utility model provides a compound industrial cable of fire prevention, includes cable core and cable flame retardant coating (6) more than two, be provided with filling layer (3) between cable core and the cable flame retardant coating (6), the cable core includes conductor (1), evenly be provided with conductor flame retardant coating (2), its characterized in that outside conductor (1): still include interval pipe (4), interval pipe (4) set up the centre of a circle department of cable, interval pipe (4) surface with conductor flame retardant coating (2) surface all is provided with matched with joint groove, the cable core regard interval pipe (4) as the centre of a circle centers around interval pipe (4) surface evenly distributed sets up, the cable core with interval pipe (4) are connected through the joint groove.
2. A fire resistant composite industrial cable according to claim 1 wherein: the conductor fireproof layer (2) comprises a conductor inner fireproof layer (21), a conductor high-temperature resistant protective layer (22) and a conductor high-temperature resistant coating (23).
3. A fire resistant composite industrial cable according to claim 1 wherein: the cable fireproof layer (6) comprises a cable inner fireproof layer (61), a cable high-temperature-resistant protective layer (62) and a cable high-temperature-resistant coating (63).
4. A fire resistant composite industrial cable according to claim 1 wherein: the cable core is characterized by further comprising an auxiliary spacing pipe (5), the diameter of the auxiliary spacing pipe (5) is smaller than that of the spacing pipe (4), clamping grooves matched with the cable cores and the spacing pipe (4) are formed in the outer surface of the auxiliary spacing pipe (5), and the auxiliary spacing pipe (5) is sequentially and fixedly arranged between the cable cores at intervals through the clamping grooves according to the number of the cable cores.
5. A fire resistant composite industrial cable according to claim 1 wherein: the diameter of the spacing tube (4) is not larger than the diameter of the cable core.
6. A fire resistant composite industrial cable according to claim 1 wherein: the spacing pipes (4) are arranged in a segmented mode and are uniformly arranged at the circle center of the cable according to the set length.
7. A fire resistant composite industrial cable according to claim 2 wherein: the inner fireproof layer (21) of the conductor is a ceramic silicon rubber layer, the high-temperature-resistant protective layer (22) of the conductor is a crosslinked polyethylene insulating layer, and the high-temperature-resistant coating (23) of the conductor is a phosphate aluminum powder coating.
8. A fire resistant composite industrial cable according to claim 3 wherein: the cable inner fireproof layer (61) is a mica tape layer, the cable high-temperature-resistant protective layer (62) is a chlorinated rubber layer, and the cable high-temperature-resistant coating (63) is a low-smoke halogen-free flame-retardant layer.
9. A fire resistant composite industrial cable according to anyone of claims 1 to 6 wherein: the filling layer (3) is halogen flame-retardant particles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323031681.1U CN221466316U (en) | 2023-11-09 | 2023-11-09 | Fireproof composite industrial cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323031681.1U CN221466316U (en) | 2023-11-09 | 2023-11-09 | Fireproof composite industrial cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221466316U true CN221466316U (en) | 2024-08-02 |
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ID=92372954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323031681.1U Active CN221466316U (en) | 2023-11-09 | 2023-11-09 | Fireproof composite industrial cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221466316U (en) |
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2023
- 2023-11-09 CN CN202323031681.1U patent/CN221466316U/en active Active
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