CN212303147U - Safety cable - Google Patents
Safety cable Download PDFInfo
- Publication number
- CN212303147U CN212303147U CN202021521039.5U CN202021521039U CN212303147U CN 212303147 U CN212303147 U CN 212303147U CN 202021521039 U CN202021521039 U CN 202021521039U CN 212303147 U CN212303147 U CN 212303147U
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- Prior art keywords
- cable
- outside
- layer
- armor
- conductor
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 239000004020 conductor Substances 0.000 claims abstract description 20
- 230000001681 protective effect Effects 0.000 claims abstract description 13
- 229910001335 Galvanized steel Inorganic materials 0.000 claims abstract description 3
- 239000008397 galvanized steel Substances 0.000 claims abstract description 3
- 239000004745 nonwoven fabric Substances 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 7
- 239000011248 coating agent Substances 0.000 claims description 6
- 238000000576 coating method Methods 0.000 claims description 6
- 239000000945 filler Substances 0.000 claims description 5
- 238000004804 winding Methods 0.000 claims description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 230000006835 compression Effects 0.000 abstract description 6
- 238000007906 compression Methods 0.000 abstract description 6
- 238000012856 packing Methods 0.000 abstract description 6
- 230000008054 signal transmission Effects 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 abstract description 4
- 230000017525 heat dissipation Effects 0.000 abstract description 3
- 230000006872 improvement Effects 0.000 abstract description 2
- 230000003014 reinforcing effect Effects 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 41
- 230000000694 effects Effects 0.000 description 8
- 230000032683 aging Effects 0.000 description 5
- 238000001125 extrusion Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 206010040007 Sense of oppression Diseases 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000004073 vulcanization Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000003712 anti-aging effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Abstract
The utility model discloses a safety cable, including cable main part and packing strip, cable main part central point puts and is provided with the packing strip, the centre bore has been seted up to the packing strip intermediate position, the arc location portion has been seted up in the packing strip outside, arc location portion surface is provided with the conductor, the conductor outside is provided with the insulating layer, the insulating layer outside is provided with the filling layer, the filling layer outside is provided with the inner liner, the inner liner outside is provided with the armor, the armor adopts galvanized steel wire armor, the armor outside is provided with around the covering, it has the outer protective sheath to wrap up around the covering outside; the utility model has the advantages of high resistance to compression, improvement cable heat dissipation, extension cable life, reinforcing signal transmission stability, stable in structure, convenient to use.
Description
Technical Field
The utility model belongs to the technical field of the power cable technique and specifically relates to a safety cable is related to.
Background
Cable (electric cable): the cable is made of one or more mutually insulated conductors and an outer insulated protective layer, and transmits electric power or information from one place to another place, the cable is visible in use everywhere in real life, such as electric power and data transmission between heavy machinery, such as interconnection between a laptop and a mobile phone, and the use of the cable can be even distributed in different spaces according to different use fields;
however, the cable is used in many occasions, but sometimes the cable needs to be applied in a frequently-stressed environment, the pressure resistance of the cable needs to be ensured, otherwise the cable is easily damaged after being stressed for a long time, which causes interruption of transmission and instability of signal transmission, the outer layer of the cable directly presses the inner core wire after being stressed, which causes deformation of the core wire, so that the service life of the whole cable is greatly reduced, and the inner part of the cable is of a sealed structure and poor in heat dissipation performance because the core wire is wrapped by the outer layer of the cable, so that a safety cable is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a safe cable with high resistance to compression, improvement cable heat dissipation, extension cable life, reinforcing signal transmission stability, stable in structure, convenient to use has solved the problem among the prior art.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: the utility model provides a safety cable, includes cable main part and filler strip, its characterized in that: a filling strip is arranged at the central position of the cable main body, a central hole is formed in the middle of the filling strip, an arc-shaped positioning part is formed on the outer side of the filling strip, a conductor is arranged on the surface of the arc-shaped positioning part, an insulating layer is arranged on the outer side of the conductor, a filling layer is arranged on the outer side of the insulating layer, and an inner lining layer is arranged on the outer side of the filling layer;
the inner liner outside is provided with the armor, the armor outside is provided with around the covering, it has outer protective sheath to wrap up around the covering outside.
The utility model discloses further set up to: the wrapping layer material adopts one of non-woven fabrics, plain weave non-woven fabrics and light-duty non-woven fabrics, the wrapping layer adopts double-thread duplex winding crisscross winding each other.
Through adopting above-mentioned technical scheme, it is thinner to have through adopting the non-woven fabrics to make the cable, and flexible better performance advantage, has fine corrosion resistance and can be able to bear or endure vulcanization.
The utility model discloses further set up to: the armor layer is armored by zinc-plated steel wires.
Through adopting above-mentioned technical scheme, install one deck metal protection additional to the cable body to the utility layer of inside receives the damage when transportation and installation.
The utility model discloses further set up to: the conductor is formed by bundling a plurality of round copper single wires into one strand and then twisting the strands, three groups of the conductors are arranged, and the conductors are distributed and arranged in the center.
By adopting the technical scheme, the interference of an external magnetic field can be effectively reduced through the twisted cable core, the cable structure is kept stable, stable signals are transmitted, the number of cable cores is reduced, and the effect of saving the manufacturing and mounting cost is achieved.
The utility model discloses further set up to: the insulating layer is mutually matched with the arc-shaped positioning part.
Through adopting above-mentioned technical scheme, the cable core is fixed with the arc location portion extrusion of filler strip, can effectually avoid the cable core to lead to the sinle silk to warp when receiving external force oppression, improves cable signal transmission's stability.
The utility model discloses further set up to: the whole PVC material of outer protective sheath is made, just outer protective sheath surface coating has high temperature resistant coating.
Through adopting above-mentioned technical scheme, when improving cable resistance to compression service ability, improve the fire resistance of cable, reach the effect of safe handling.
To sum up, the utility model discloses a beneficial technological effect does:
1. when the safety cable is used, structurally, when the cable cores are extruded by external force, the internal compression strength is firstly relieved through the armor layer, the cable cores are preliminarily protected, and then the cable core parts are limited and protected through the arc-shaped positioning parts, so that the internal structures of the cable cores are prevented from being relatively extruded and abraded, and the cable cores are effectively protected;
2. in the use, add the filler strip and fill as the cable center, can effectively improve cable structure's stability, the centre bore can effectively dispel the heat in the cable operation, and cable life's length mainly depends on the time that the insulation is ageing, and cable operation in-process can be insulating ageing with higher speed because of generating heat, and the hollow filling of adoption can dispel the heat to the cable better, slows down the insulating ageing speed, effectively improves cable life, simple structure moreover.
Drawings
Fig. 1 is a schematic view of the overall structure of a safety cable according to the present invention;
fig. 2 is a schematic cross-sectional view of a safety cable according to the present invention;
fig. 3 is a schematic structural view of a filling strip of the safety cable of the present invention.
In the figure, 1, a cable body; 2. an outer protective sheath; 3. wrapping a covering; 4. an armor layer; 5. an inner liner layer; 6. an insulating layer; 7. a conductor; 8. filling the strip; 9. a central bore; 10. a filling layer; 11. arc location portion.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "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 simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1 and 2, in order to disclose the safety cable of the present invention, the safety cable comprises a cable main body 1 and a filling layer 10, wherein an inner liner layer 5 is arranged outside the filling layer 10, an armor layer 4 is arranged outside the inner liner layer 5, a wrapping layer 3 is arranged outside the armor layer 4, and an outer protective sleeve 2 is wrapped outside the wrapping layer 3;
in this embodiment, at first, through the outside heat resistance of outer protective sheath 2 protection cable, guarantee that the cable can be normal use under high temperature environment, prevent that the cable from being heated the damage, simultaneously in cable self use, when receiving external force extrusion, slow down inside compressive strength through armor 4, play the effect of preliminary protection to 1 sinle silk of cable main part, through in the cable use around covering 3 and inner liner 5, play thermal-insulated to cable filling layer 10 because of the material is different, it is anticorrosive, effect such as ageing-proof, in practical application, also can change the arrangement mode of armor 4 and arrange quantity according to actual need, do not specifically prescribe a limit herein.
As shown in fig. 2 and 3, a filling layer 10 is arranged on the outer side of the insulating layer 6, a filling strip 8 is arranged at the central position of the cable main body 1, a central hole 9 is arranged at the middle position of the filling strip 8, an arc-shaped positioning part 11 is arranged on the outer side of the filling strip 8, a conductor 7 is arranged on the surface of the arc-shaped positioning part 11, and the insulating layer 6 is arranged on the outer side of the conductor 7;
in this embodiment, carry out insulation protection to cable core position through insulating layer 6, the effect of filling layer 10 can effectively improve the roundness of cable, when the cable receives the extrusion, carry out spacing protection to cable core position through arc location portion 11, prevent to take place relative extrusion wearing and tearing sinle silk inner structure between the cable core, effectual protection sinle silk, add packing 8 and fill as the cable center, can effectively improve cable structure's stability, centre bore 9 can effectively dispel the heat in the cable operation, slow down the insulating ageing speed, effectively improve the cable life-span, the utility model discloses simple structure, the practicality is strong.
Referring to fig. 2, adopt one in non-woven fabrics, plain weave non-woven fabrics and the light-duty non-woven fabrics around covering 3 material, adopt two-wire duplex winding crisscross winding each other around covering 3, do the cable through adopting the non-woven fabrics and have thickness thinner, and the better performance advantage of flexibility, have fine corrosion resistance and can be able to bear or endure the vulcanization.
Referring to fig. 2, the armor layer 4 is made of galvanized steel wire armor, and a layer of metal protection is added on the cable body so as to prevent the internal utility layer from being damaged during transportation and installation.
Referring to fig. 2, the conductor 7 is formed by bundling a plurality of round copper single wires into one strand and then twisting the plurality of strands, three groups of conductors 7 are arranged, the conductors 7 are distributed and arranged in the center, and the twisted cable core can effectively reduce the interference of an external magnetic field, keep the cable structure stable, transmit stable signals and reduce the number of cable cores, so that the effect of saving the manufacturing and installation cost is achieved.
Referring to fig. 2 and 3, insulating layer 6 and 11 mutual adaptations of arc location portion, the cable core is fixed with the 11 extrusion of arc location portion of filler strip 8, can effectually avoid the cable core to lead to the sinle silk to warp when receiving external force oppression, improves cable signal transmission's stability.
Referring to fig. 1 and 2, the whole PVC material that is of outer protective sheath 2 makes, and outer protective sheath 2 surface coating has high temperature resistant coating, when improving cable resistance to compression service ability, improves the fire resistance of cable, reaches the effect of safe handling.
The implementation principle of the embodiment is as follows:
the utility model relates to a safety cable, firstly, the external heat resistance of the cable is protected through the outer protective sleeve 2, the cable can be ensured to be normally used under the high temperature environment, the cable is prevented from being heated and damaged, meanwhile, in the using process of the cable, when being extruded by external force, the internal compression strength is slowed down through the armor layer 4, the cable core of the cable main body 1 is preliminarily protected, in the using process of the cable, the cable filling layer 10 is insulated, anti-corrosion, anti-aging and the like due to different materials through the wrapping layer 3 and the inner liner layer 5, the cable core part is insulated and protected through the insulating layer 6, the roundness of the cable can be effectively improved through the action of the filling layer 10, when the cable is extruded, the cable core part is limited and protected through the arc positioning part 11, the internal structure of the conductor 7 is prevented from being relatively extruded and worn between the cable cores, and the, add packing strip 8 and fill as the cable center, can effectively improve cable structure's stability, centre bore 9 can effectively dispel the heat in the cable operation, slows down the insulating ageing speed, effectively improves the cable life-span to solve the technical problem that exists among the prior art.
Having shown and described the basic principles and principal features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. A safety cable comprising a cable body (1) and a filler strip (8), characterized in that: a filling strip (8) is arranged at the central position of the cable main body (1), a central hole (9) is formed in the middle of the filling strip (8), an arc-shaped positioning part (11) is formed in the outer side of the filling strip (8), a conductor (7) is arranged on the surface of the arc-shaped positioning part (11), an insulating layer (6) is arranged on the outer side of the conductor (7), a filling layer (10) is arranged on the outer side of the insulating layer (6), and an inner lining layer (5) is arranged on the outer side of the filling layer (10);
the inner liner (5) outside is provided with armor (4), the armor (4) outside is provided with around covering (3), it has outer protective sheath (2) to wrap up around covering (3) outside.
2. A security cable as claimed in claim 1, wherein: the wrapping layer (3) is made of one of non-woven fabric, plain non-woven fabric and light non-woven fabric, and the wrapping layer (3) is formed by double wires and wound in a parallel winding mode in a staggered mode.
3. A security cable as claimed in claim 1, wherein: the armor layer (4) is armored by galvanized steel wires.
4. A security cable as claimed in claim 1, wherein: the conductor (7) is formed by bundling a plurality of round copper single wires into one strand and twisting the strands, three groups of conductors (7) are arranged, and the conductors (7) are distributed and arranged in the center.
5. A security cable as claimed in claim 1, wherein: the insulating layer (6) is matched with the arc-shaped positioning part (11) mutually.
6. A security cable as claimed in claim 1, wherein: the whole outer protective sheath (2) is made for the PVC material, just outer protective sheath (2) surface coating has high temperature resistant coating.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202021521039.5U CN212303147U (en) | 2020-07-28 | 2020-07-28 | Safety cable |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202021521039.5U CN212303147U (en) | 2020-07-28 | 2020-07-28 | Safety cable |
Publications (1)
Publication Number | Publication Date |
---|---|
CN212303147U true CN212303147U (en) | 2021-01-05 |
Family
ID=73937818
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202021521039.5U Expired - Fee Related CN212303147U (en) | 2020-07-28 | 2020-07-28 | Safety cable |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN212303147U (en) |
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2020
- 2020-07-28 CN CN202021521039.5U patent/CN212303147U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
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: 20210105 |