CN210667884U - Fire-resistant flame-retardant halogen-free crosslinked cable - Google Patents
Fire-resistant flame-retardant halogen-free crosslinked cable Download PDFInfo
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- CN210667884U CN210667884U CN201921261513.2U CN201921261513U CN210667884U CN 210667884 U CN210667884 U CN 210667884U CN 201921261513 U CN201921261513 U CN 201921261513U CN 210667884 U CN210667884 U CN 210667884U
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Abstract
The utility model discloses a fire-resistant fire-retardant no halogen crosslinked cable, including first sinle silk, first sinle silk longitudinal symmetry is connected with third sinle silk, two third sinle silk bilateral symmetry is provided with the second sinle silk, four the second sinle silk is connected with same first sinle silk, it has the insulating layer to fill between first sinle silk, second sinle silk, the third sinle silk, the insulating layer is the rubber material and the outward appearance is personally submitted circularly, be provided with compressive device and buffer in the insulating layer, the insulating layer outside is provided with fire-resistant fire-retardant device. The utility model discloses, adopt three group's sinle silk designs, share the power supply load, reduce sinle silk calorific capacity itself to the design has the resistance to compression of anti-pressure layer, and the insulating layer is separated and is avoided influencing each other between the sinle silk, and the design has protective layer and buffer layer to prevent to drop and extrusion deformation, and the outside is provided with the wear-resisting fire-resistant fire-retardant inoxidizing coating of three-layer.
Description
Technical Field
The utility model relates to a cable technical field especially relates to fire-resistant fire-retardant no halogen crosslinked cable.
Background
Cables are generally rope-like cables made by stranding several or groups of conductors (at least two in each group), each group being insulated from each other and often twisted around a center, the entire outer surface being coated with a highly insulating coating. The cable has the characteristics of internal electrification and external insulation.
At present, the cable use scene is more and more extensive, and the original defect of cable that comes with is enlarged, and the severe operational environment has increaseed the inherent defect of cable undoubtedly, and especially it is great to generate heat when carrying out power transmission when the load is great, needs to keep good fire-resistant flame retardant property, and traditional cable mainly relies on the protective sheath that adds halogen, and its fire-resistant flame retardant is relatively poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art, and providing a fire-resistant flame-retardant halogen-free crosslinked cable.
In order to achieve the above purpose, the utility model adopts the following technical scheme: fire-resistant fire-retardant no halogen crosslinked cable, including first sinle silk, first sinle silk longitudinal symmetry is connected with third sinle silk, two third sinle silk bilateral symmetry is provided with the second sinle silk, four the second sinle silk is connected with same first sinle silk, it has the insulating layer to fill between first sinle silk, second sinle silk, the third sinle silk, the insulating layer is rubber material and outward appearance personally submits circularly, be provided with compressive device and buffer in the insulating layer, the insulating layer outside is provided with fire-resistant fire-retardant device.
As a further description of the above technical solution:
the anti-compression device comprises an anti-compression layer and air guide holes, wherein the center of the inner part of the insulating layer is located on the first line core and symmetrically arranged on two sides of the first line core, the anti-compression layer is arranged in the first mounting groove, sixteen air guide holes are formed in the anti-compression layer, and the sixteen air guide holes are arranged at equal intervals in a rectangular shape.
As a further description of the above technical solution:
buffer includes protective layer and buffer layer, the insulating inside is the annular and has seted up six second mounting grooves, the third mounting groove has been seted up to six second mounting groove lateral wall intermediate positions, six install the buffer layer in the third mounting groove, six install the protective layer in the second mounting groove, the protective layer is the asbestos material, the buffer layer is the chlorinated rubber material.
As a further description of the above technical solution:
the fireproof flame-retardant device comprises a first protective layer, a second protective layer and a third protective layer, the outer surface of the insulating layer is glued with the first protective layer, the outer surface of the first protective layer is glued with the second protective layer, and the outer surface of the second protective layer is glued with the third protective layer.
As a further description of the above technical solution:
the anti-pressure layer is connected with a first wire core, an insulating layer and a protective layer, and the anti-pressure layer is made of insulating rubber.
As a further description of the above technical solution:
the first protective layer is made of epoxy resin, the second protective layer is made of phenolic resin, and the third protective layer is made of polyethylene.
The utility model discloses following beneficial effect has:
compared with the prior art, fire-resistant fire-retardant no halogen crosslinked cable adopts three group sinle silks designs, shares the power supply load, reduces sinle silk self calorific capacity to the design has the resistance to compression layer resistance to compression, and the insulating layer is separated and is avoided influencing each other between the sinle silk, and the design has protective layer and buffer layer to prevent to drop and extrusion deformation, and the outside is provided with the wear-resisting fire-resistant fire-retardant inoxidizing coating of three-layer.
Drawings
Fig. 1 is a schematic cross-sectional structure view of a fire-resistant flame-retardant halogen-free crosslinked cable according to the present invention;
fig. 2 is an enlarged view of a portion a in fig. 1 of the fire-resistant flame-retardant halogen-free crosslinked cable according to the present invention;
fig. 3 is a front view of the fire-resistant flame-retardant halogen-free crosslinked cable of the present invention.
Illustration of the drawings:
1. a first wire core; 2. a second wire core; 3. a third wire core; 4. a pressure resistant layer; 5. an air vent; 6. a first mounting groove; 7. a protective layer; 8. a second mounting groove; 9. a third mounting groove; 10. a buffer layer; 11. an insulating layer; 12. a first protective layer; 13. a second protective layer; 14. and a third protection layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-3, the present invention provides an embodiment: fire-resistant fire-retardant no halogen crosslinked cable, including first sinle silk 1, first sinle silk 1 upper and lower symmetric connection has third sinle silk 3, two 3 bilateral symmetry of third sinle silk are provided with second sinle silk 2, four second sinle silks 2 are connected with same first sinle silk 1, second sinle silk 2, it has insulating layer 11 to fill between the third sinle silk 3, insulating layer 11 is the rubber material and the outward appearance is personally submitted circularly, be provided with compressive device and buffer in the insulating layer 11, the insulating layer 11 outside is provided with fire-resistant flame retardant device, realize fire-resistant flame retardant effect.
The compression-resistant device comprises a compression-resistant layer 4 and air guide holes 5, wherein first installation grooves 6 are symmetrically formed in the center of the inner part of an insulating layer 11 and positioned on two sides of a first wire core 1, the compression-resistant layer 4 is installed in the two first installation grooves 6, sixteen air guide holes 5 are formed in the compression-resistant layer 4, the sixteen air guide holes 5 are arranged in a rectangular shape at equal intervals and play a role in air guide, heat dissipation and buffering, the buffering device comprises a protective layer 7 and a buffering layer 10, six second installation grooves 8 are annularly formed in the inner part of the insulating layer 11, third installation grooves 9 are formed in the middle positions of the outer side walls of the six second installation grooves 8, the buffering layer 10 is installed in the six third installation grooves 9, the protective layer 7 is installed in the six second installation grooves 8, the protective layer 7 is made of asbestos, the buffering layer 10 is made of chlorinated rubber, the fire-resistant and flame-retardant device, the outer surface of first inoxidizing coating 12 is glued and is had second inoxidizing coating 13, and the outer surface of second inoxidizing coating 13 is glued and is had third inoxidizing coating 14, and resistance to compression layer 4 is connected with first sinle silk 1, insulating layer 11, protective layer 7, and resistance to compression layer 4 is the insulating rubber material, and first inoxidizing coating 12 is the epoxy resin material, and second inoxidizing coating 13 is the phenolic resin material, and third inoxidizing coating 14 is the polyethylene material, is fire-resistant fire-retardant material.
The working principle is as follows: the crosslinked cable body adopts the material of comparatively environmental protection, be halogen-free material, inside sinle silk adopts three-core power supply mode, the first sinle silk 1 of central point position plays main power supply promptly, four second sinle silks 2 and two third sinle silks 3 of its four weeks connection play supplementary power supply, share electric power load and reduce and generate heat, adopt insulating layer 11 to separate between three group's sinle silks, avoid its interact, and the design has anti-compression layer 4 resistance to compression, the design has protective layer 7 and buffer layer 10 to prevent that the crosslinked cable body from dropping and extrusion deformation, the outside is provided with the wear-resisting fire-resistant fire-retardant inoxidizing coating of three-layer, promptly first inoxidizing coating 12, second inoxidizing coating 13, third protective layer 14, play fire-resistant.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (6)
1. Fire-resistant fire-retardant no halogen crosslinked cable, including first sinle silk (1), its characterized in that: first sinle silk (1) longitudinal symmetry is connected with third sinle silk (3), two third sinle silk (3) bilateral symmetry is provided with second sinle silk (2), four second sinle silk (2) are connected with same first sinle silk (1), it has insulating layer (11) to fill between first sinle silk (1), second sinle silk (2), the third sinle silk (3), insulating layer (11) are the rubber material and the outward appearance is circular, be provided with compressive device and buffer in insulating layer (11), the insulating layer (11) outside is provided with fire-resistant flame retardant device.
2. The fire-resistant flame-retardant halogen-free crosslinked cable according to claim 1, characterized in that: the anti-compression device comprises an anti-compression layer (4) and air guide holes (5), wherein the inner center of the insulating layer (11) is positioned on the first wire core (1) in a bilateral symmetry mode, and is provided with a first mounting groove (6) and a second mounting groove (two) and the anti-compression layer (4) is mounted in the first mounting groove (6), sixteen air guide holes (5) are formed in the anti-compression layer (4), and the sixteen air guide holes (5) are arranged at equal intervals in a rectangular mode.
3. The fire-resistant flame-retardant halogen-free crosslinked cable according to claim 1, characterized in that: buffer includes protective layer (7) and buffer layer (10), six second mounting groove (8) have been seted up to inside being the annular of insulating layer (11), third mounting groove (9), six have been seted up to six second mounting groove (8) lateral wall intermediate position install buffer layer (10), six in third mounting groove (9) install protective layer (7) in second mounting groove (8), protective layer (7) are the asbestos material, buffer layer (10) are the chlorinated rubber material.
4. The fire-resistant flame-retardant halogen-free crosslinked cable according to claim 1, characterized in that: the fireproof flame-retardant device comprises a first protective layer (12), a second protective layer (13) and a third protective layer (14), wherein the first protective layer (12) is glued to the outer surface of the insulating layer (11), the second protective layer (13) is glued to the outer surface of the first protective layer (12), and the third protective layer (14) is glued to the outer surface of the second protective layer (13).
5. The fire-resistant flame-retardant halogen-free crosslinked cable according to claim 2, characterized in that: the pressure-resistant layer (4) is connected with a first wire core (1), an insulating layer (11) and a protective layer (7), and the pressure-resistant layer (4) is made of insulating rubber.
6. The fire-resistant flame-retardant halogen-free crosslinked cable according to claim 4, characterized in that: the first protective layer (12) is made of epoxy resin, the second protective layer (13) is made of phenolic resin, and the third protective layer (14) is made of polyethylene.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921261513.2U CN210667884U (en) | 2019-08-06 | 2019-08-06 | Fire-resistant flame-retardant halogen-free crosslinked cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921261513.2U CN210667884U (en) | 2019-08-06 | 2019-08-06 | Fire-resistant flame-retardant halogen-free crosslinked cable |
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| Publication Number | Publication Date |
|---|---|
| CN210667884U true CN210667884U (en) | 2020-06-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921261513.2U Active CN210667884U (en) | 2019-08-06 | 2019-08-06 | Fire-resistant flame-retardant halogen-free crosslinked cable |
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| CN (1) | CN210667884U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114864167A (en) * | 2022-04-12 | 2022-08-05 | 张莉 | Resistance to compression fireproof cable |
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2019
- 2019-08-06 CN CN201921261513.2U patent/CN210667884U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114864167A (en) * | 2022-04-12 | 2022-08-05 | 张莉 | Resistance to compression fireproof cable |
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