CN215933223U - Insulated cable with elastic extension function - Google Patents
Insulated cable with elastic extension function Download PDFInfo
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- CN215933223U CN215933223U CN202122627168.3U CN202122627168U CN215933223U CN 215933223 U CN215933223 U CN 215933223U CN 202122627168 U CN202122627168 U CN 202122627168U CN 215933223 U CN215933223 U CN 215933223U
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Abstract
The utility model discloses an insulated cable with an elastic extension function, which comprises a wear-resistant layer, wherein an aluminum-plastic composite belt is arranged on the inner side of the wear-resistant layer, a buffer layer is arranged on the inner side of the aluminum-plastic composite belt, a fluorophlogopite belt is arranged on the inner side of the buffer layer, and an epoxy resin bonding layer is arranged on the inner side of the fluorophlogopite belt. According to the utility model, by arranging the buffer layer, the buffer mechanism, the buffer cavity, the first connecting rib and the second connecting rib, when the cable is subjected to external pressure, the acting force directly applied to the inner cable core can be reduced under the action of the buffer cavity, the pressure applied to the cable core can be relieved conveniently under the action of the first connecting rib and the second connecting rib, and meanwhile, the first connecting rib and the second connecting rib both have high elasticity and are arranged in a cross shape, so that the compression-resistant effect of the cable can be improved while the cable can be elastically extended, the safety of the cable in use is enhanced, and the service life of the cable is prolonged.
Description
Technical Field
The utility model relates to the technical field of insulated cables, in particular to an insulated cable with an elastic extension function.
Background
The cable is generally a cable similar to a rope formed by stranding a plurality of or a plurality of groups of wires, each group of wires are mutually insulated and are usually twisted around a center, the whole outer surface is wrapped by a high-insulation covering layer, and the cable has the characteristics of internal electrification and external insulation;
chinese patent publication No. CN201877152U discloses an insulated cable, the cable comprises a plurality of multilayer insulated conductors, wherein the inside of each multilayer insulated conductor is a wire core conductor, an inner insulating layer is arranged outside the wire core conductor, a middle insulating layer is arranged outside the inner insulating layer, an outer insulating layer is arranged outside the middle insulating layer, the outer parts of the plurality of multi-layer insulated conductors are wrapped with sheaths, and gaps among the plurality of multi-layer insulated conductors are filled with filling materials, the multilayer insulated conductors are tightly surrounded in the cable, the inner insulating layer is a high insulating resistance layer, the middle insulating layer is a high heat insulation layer, the outer insulating layer is a high flame-retardant insulating layer, the double-layer insulation extruded cable core meets the relevant requirements in all performance indexes, and when a single insulated wire core is vertically combusted, the insulated resistance constant and the resistance temperature parameter also meet the standard requirements, and the prior technical scheme has the following defects: the cable is usually bent or stretched many times according to the installation position during the installation process, so the elasticity requirement of the cable is high to avoid the cable from breaking and wearing.
SUMMERY OF THE UTILITY MODEL
The present invention provides an insulated cable with elastic expansion function, so as to solve the problem of high requirement for cable elasticity in the background art.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an insulated cable with elasticity extension function, includes the wearing layer, the aluminium-plastic composite belt is installed to the inboard of wearing layer, and the inboard of aluminium-plastic composite belt is provided with the buffer layer, fluorophlogopite area is installed to the inboard of buffer layer, and the inboard in fluorophlogopite area is provided with the epoxy bond line, the inboard of epoxy bond line is provided with the filling layer, and the cable core is evenly installed to the inside of filling layer.
Preferably, the outer side of the wear-resistant layer is uniformly provided with wear-resistant protrusions, and the cross sections of the wear-resistant protrusions are semicircular.
Preferably, the inside of buffer layer is provided with buffer gear, buffer gear includes the cushion chamber, and the cushion chamber setting is in the inside of buffer layer, the inside of cushion chamber evenly is provided with first splice bar and second splice bar.
Preferably, all be the setting of handing over the forked form between first splice bar and the second splice bar, first splice bar and second splice bar all are equidistant range distribution in the inside of cushion chamber.
Preferably, the inside intermediate position department of filling layer is provided with resilience mechanism, resilience mechanism includes the hollow post of elasticity, and the hollow post of elasticity sets up in the inside intermediate position department of filling layer, little go-between is evenly installed in the outside of the hollow post of elasticity, and the both sides that the hollow post one end of elasticity was kept away from to little go-between all install the elasticity preforming, all install big go-between the one end that little go-between was kept away from to the elasticity preforming, compression spring is all installed to the one end that the hollow post of elasticity was kept away from to little go-between, and compression spring keep away from the one end of little go-between all with big go-between fixed connection.
Preferably, the outside of cable core all is provided with the glass fiber layer, and the inside on glass fiber layer all is provided with the holding tank, the inside of holding tank all is filled with the dry powder agent of putting out a fire.
Preferably, the outer sides of the glass fiber layers are provided with polyvinyl chloride flame-retardant insulating layers, one ends of the polyvinyl chloride flame-retardant insulating layers, which are close to the epoxy resin bonding layer, are provided with high-elasticity rubber plates, and one ends of the high-elasticity rubber plates, which are far away from the polyvinyl chloride flame-retardant insulating layers, are connected with the epoxy resin bonding layer.
Compared with the prior art, the utility model has the beneficial effects that: the insulated cable with the elastic extension function not only realizes the functions of high elasticity and wear resistance, but also realizes the functions of fire prevention and flame retardance;
(1) by arranging the buffer layer, the buffer mechanism, the buffer cavity, the first connecting rib and the second connecting rib, when the cable is under the external pressure, the acting force directly applied to the inner cable core can be reduced under the action of the buffer cavity, the pressure applied to the cable can be relieved under the action of the first connecting rib and the second connecting rib, the first connecting rib and the second connecting rib both have high elastic property and are arranged in a cross shape, the compression-resistant effect of the cable can be improved while the cable can be elastically extended, the safety of the cable in use is enhanced, the service life of the cable is prolonged, the cable is provided with the rebound mechanism, the elastic hollow column, the large connecting ring, the elastic pressing sheet, the compression spring, the small connecting ring and the high-elasticity rubber plate, the high elastic extensibility and the rebound of the whole cable can be improved under the action of a plurality of sets of compression springs and elastic pressing sheets, and the cable can not easily deform in use, the cable is provided with the wear-resistant layer, the wear-resistant bulges and the aluminum-plastic composite belt, so that the protection effect on the cable is improved conveniently through the functions of the wear-resistant layer and the wear-resistant bulges, the abrasion degree of the cable in the use or moving process is reduced, and the service life of the cable is prolonged;
(2) through being provided with the fire-retardant insulating layer of polyvinyl chloride, the glass fiber layer, the holding tank, dry powder agent and the fluorophlogopite area of putting out a fire, in the use, be convenient for play good protection insulating role to the cable core through the heat-resisting and insulating characteristic of glass fiber layer, and the glass fiber layer inside is provided with the dry powder agent of putting out a fire, when the cable core is on fire, can put out the department of putting out a fire fast through the dry powder agent of putting out a fire, reduce the intensity of a fire and spread speed, the high temperature resistant characteristic through the fire-retardant insulating layer of polyvinyl chloride can play the isolated effect of temperature between the multiunit cable core simultaneously, reduce the influence each other between the cable core.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic front sectional view of the present invention;
FIG. 2 is a schematic front sectional view of the rebounding mechanism of the present invention;
FIG. 3 is a schematic view of a front sectional structure of the cable core of the present invention;
FIG. 4 is a schematic diagram of the structure at A in FIG. 1 according to the present invention;
FIG. 5 is a schematic side view of the present invention.
The reference numerals in the figures illustrate: 1. a wear layer; 2. wear-resistant protrusions; 3. an aluminum-plastic composite tape; 4. a buffer layer; 5. a buffer mechanism; 501. a buffer chamber; 502. a first connecting rib; 503. a second connecting rib; 6. fluorophlogopite tape; 7. an epoxy adhesive layer; 8. a filling layer; 9. a rebound mechanism; 901. an elastic hollow column; 902. a large connecting ring; 903. elastic tabletting; 904. a compression spring; 905. a small connecting ring; 10. a cable core; 11. a high-elasticity rubber sheet; 12. a polyvinyl chloride flame-retardant insulating layer; 13. a glass fiber layer; 14. accommodating grooves; 15. fire extinguishing dry powder.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions 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 some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without any inventive step, are within the scope of the present invention.
Referring to fig. 1-5, an embodiment of the present invention is shown: an insulated cable with elastic extension function comprises a wear-resistant layer 1;
the outer side of the wear-resistant layer 1 is uniformly provided with wear-resistant bulges 2, and the cross sections of the wear-resistant bulges 2 are designed in a semicircular shape;
specifically, as shown in fig. 1 and 5, when the cable is used, the protection effect on the cable is improved by the action of the wear-resistant layer 1 and the wear-resistant protrusions 2, the wear degree of the cable in the use or moving process is reduced, and the service life of the cable is prolonged;
the inner side of the wear-resistant layer 1 is provided with an aluminum-plastic composite belt 3, and the inner side of the aluminum-plastic composite belt 3 is provided with a buffer layer 4;
the buffer mechanism 5 is arranged inside the buffer layer 4, the buffer mechanism 5 comprises a buffer cavity 501, the buffer cavity 501 is arranged inside the buffer layer 4, the first connecting ribs 502 and the second connecting ribs 503 are uniformly arranged inside the buffer cavity 501, the first connecting ribs 502 and the second connecting ribs 503 are arranged in a cross manner, and the first connecting ribs 502 and the second connecting ribs 503 are uniformly arranged inside the buffer cavity 501 in an equidistant arrangement manner;
specifically, as shown in fig. 1 and 4, when the cable is used, the pressure applied is conveniently relieved under the action of the first connecting rib 502 and the second connecting rib 503, and meanwhile, the first connecting rib 502 and the second connecting rib 503 both have high elasticity and are arranged in a cross shape, so that the compression resistance effect of the cable can be improved while the cable can be elastically extended, and the safety of the cable during use is enhanced;
a fluorophlogopite belt 6 is arranged on the inner side of the buffer layer 4, an epoxy resin bonding layer 7 is arranged on the inner side of the fluorophlogopite belt 6, and a filling layer 8 is arranged on the inner side of the epoxy resin bonding layer 7;
a rebound mechanism 9 is arranged at the middle position inside the filling layer 8, the rebound mechanism 9 comprises an elastic hollow column 901, the elastic hollow column 901 is arranged at the middle position inside the filling layer 8, small connecting rings 905 are uniformly arranged on the outer sides of the elastic hollow column 901, elastic pressing sheets 903 are arranged on two sides of one end, far away from the elastic hollow column 901, of the small connecting rings 905, large connecting rings 902 are arranged between the ends, far away from the small connecting rings 905, of the elastic pressing sheets 903, compression springs 904 are arranged at one ends, far away from the elastic hollow column 901, of the small connecting rings 905, and one ends, far away from the small connecting rings 905, of the compression springs 904 are fixedly connected with the large connecting rings 902;
specifically, as shown in fig. 1 and 2, when in use, the high elastic extensibility and recoverability of the whole cable can be improved by the action of the multiple groups of compression springs 904 and the elastic pressing sheets 903, so that the cable cannot be easily deformed when in use;
and the cable cores 10 are uniformly arranged in the filling layer 8;
the outer sides of the cable cores 10 are respectively provided with a glass fiber layer 13, the inner parts of the glass fiber layers 13 are respectively provided with an accommodating groove 14, the inner parts of the accommodating grooves 14 are respectively filled with a fire extinguishing dry powder agent 15, the outer sides of the glass fiber layers 13 are respectively provided with a polyvinyl chloride flame-retardant insulating layer 12, one end of the polyvinyl chloride flame-retardant insulating layer 12 close to the epoxy resin bonding layer 7 is respectively provided with a high-elasticity rubber plate 11, and one end of the high-elasticity rubber plate 11 far away from the polyvinyl chloride flame-retardant insulating layer 12 is respectively connected with the epoxy resin bonding layer 7;
specifically, as shown in fig. 1 and 3, during the use, be convenient for play good protection insulating role to cable core 10 through the heat-resisting and insulating characteristic of glass fiber layer 13, and glass fiber layer 13 is inside to be provided with dry powder agent 15 of putting out a fire, when cable core 10 is on fire, can put out the department of putting out a fire fast through dry powder agent 15 of putting out a fire, reduce the intensity of a fire and spread speed, the high temperature resistant characteristic through fire-retardant insulating layer 12 of polyvinyl chloride can play the isolated effect of temperature between the multiunit cable core 10 simultaneously, reduce the influence each other between the cable core 10.
The working principle is as follows: when the cable is used, firstly, when the cable is subjected to external pressure, the acting force directly applied to the inner cable core 10 can be reduced through the action of the buffer cavity 501, the applied pressure can be conveniently relieved through the action of the first connecting rib 502 and the second connecting rib 503, meanwhile, the first connecting rib 502 and the second connecting rib 503 both have high elastic characteristics and are arranged in a cross shape, the compression-resistant effect of the cable can be improved while the cable can be elastically extended, the safety of the cable in use is enhanced, meanwhile, the high elastic extensibility and the resilience of the whole cable can be improved through the action of the groups of compression springs 904 and the elastic pressing sheets 903, so that the cable cannot be easily deformed in use, and the cable core 10 can be prevented from being broken and damaged through the relative protection action between the high elastic rubber plate 11 and the compression springs 904, and the service life of the cable is further prolonged;
secondly, the outer surface of the cable is provided with the wear-resistant layer 1 and the wear-resistant protrusions 2, so that the protection effect on the cable can be improved, the wear degree of the cable in the using or moving process is reduced, and the service life of the cable is prolonged;
finally, the cable core 10 is convenient for play good protection insulating role through the heat-resisting and insulating characteristic of glass fiber layer 13 in the use, and glass fiber layer 13 is inside to be provided with the dry powder agent 15 of putting out a fire, when the cable core 10 is on fire, can put out the department of putting out a fire fast through the dry powder agent 15 of putting out a fire, reduce the intensity of a fire and spread speed, the high temperature resistant characteristic through the fire-retardant insulating layer 12 of polyvinyl chloride can play the temperature isolation effect between the multiunit cable core 10 simultaneously, reduce the influence each other between the cable core 10.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (7)
1. An insulated cable with elastic extension function, comprising a wear layer (1), characterized in that: the inner side of the wear-resistant layer (1) is provided with an aluminum-plastic composite belt (3), the inner side of the aluminum-plastic composite belt (3) is provided with a buffer layer (4), the inner side of the buffer layer (4) is provided with a fluorophlogopite belt (6), the inner side of the fluorophlogopite belt (6) is provided with an epoxy resin bonding layer (7), the inner side of the epoxy resin bonding layer (7) is provided with a filling layer (8), and the inside of the filling layer (8) is uniformly provided with a cable core (10).
2. An insulated electric cable having an elastically extensible function according to claim 1, wherein: the outer side of the wear-resistant layer (1) is uniformly provided with wear-resistant protrusions (2), and the sections of the wear-resistant protrusions (2) are semicircular.
3. An insulated electric cable having an elastically extensible function according to claim 1, wherein: buffer gear (5) are provided with in the inside of buffer layer (4), buffer gear (5) include cushion chamber (501), and cushion chamber (501) set up in the inside of buffer layer (4), the inside of cushion chamber (501) evenly is provided with first splice bar (502) and second splice bar (503).
4. An insulated electric cable having an elastically extensible function according to claim 3, wherein: all be the setting of crossing between first splice bar (502) and second splice bar (503), first splice bar (502) and second splice bar (503) all are equidistant range distribution in the inside of cushion chamber (501).
5. An insulated electric cable having an elastically extensible function according to claim 4, wherein: the packing layer (8) is provided with resilience mechanism (9) at the inside intermediate position, resilience mechanism (9) are including the hollow post of elasticity (901), and the hollow post of elasticity (901) sets up at the inside intermediate position department of packing layer (8), little go-between (905) are evenly installed to the outside of the hollow post of elasticity (901), and the both sides of keeping away from the hollow post of elasticity (901) of little go-between (905) all install elasticity preforming (903), all install big go-between (902) between the one end that little go-between (905) were kept away from in elasticity preforming (903), compression spring (904) are all installed to the one end that little go-between (905) was kept away from in elasticity hollow post (901), and compression spring (904) keep away from the one end of little go-between (905) all with big go-between (902) fixed connection.
6. An insulated electric cable having an elastically extensible function according to claim 1, wherein: the outer side of cable core (10) all is provided with glass fiber layer (13), and the inside of glass fiber layer (13) all is provided with holding tank (14), the inside of holding tank (14) all is filled with dry powder agent (15) of putting out a fire.
7. An insulated electric cable having an elastically extensible function according to claim 6, wherein: the glass fiber layer (13) is provided with a polyvinyl chloride flame-retardant insulating layer (12) on the outer side, a high-elasticity rubber plate (11) is mounted at one end, close to the epoxy resin bonding layer (7), of the polyvinyl chloride flame-retardant insulating layer (12), and one end, far away from the polyvinyl chloride flame-retardant insulating layer (12), of the high-elasticity rubber plate (11) is connected with the epoxy resin bonding layer (7).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122627168.3U CN215933223U (en) | 2021-10-29 | 2021-10-29 | Insulated cable with elastic extension function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122627168.3U CN215933223U (en) | 2021-10-29 | 2021-10-29 | Insulated cable with elastic extension function |
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| CN215933223U true CN215933223U (en) | 2022-03-01 |
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| CN202122627168.3U Active CN215933223U (en) | 2021-10-29 | 2021-10-29 | Insulated cable with elastic extension function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116153576A (en) * | 2023-04-20 | 2023-05-23 | 浙江元通线缆制造有限公司 | High-flame-retardance flexible fireproof cable |
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2021
- 2021-10-29 CN CN202122627168.3U patent/CN215933223U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116153576A (en) * | 2023-04-20 | 2023-05-23 | 浙江元通线缆制造有限公司 | High-flame-retardance flexible fireproof cable |
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