CN113689988B - Cable with circulation heat dissipation function - Google Patents
Cable with circulation heat dissipation function Download PDFInfo
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- CN113689988B CN113689988B CN202111252864.9A CN202111252864A CN113689988B CN 113689988 B CN113689988 B CN 113689988B CN 202111252864 A CN202111252864 A CN 202111252864A CN 113689988 B CN113689988 B CN 113689988B
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/42—Insulated conductors or cables characterised by their form with arrangements for heat dissipation or conduction
- H01B7/428—Heat conduction
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/1805—Protections not provided for in groups H01B7/182 - H01B7/26
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/184—Sheaths comprising grooves, ribs or other projections
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/185—Sheaths comprising internal cavities or channels
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
- H01B7/282—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable
- H01B7/2825—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable using a water impermeable sheath
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
- H01B7/295—Protection against damage caused by extremes of temperature or by flame using material resistant to flame
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/42—Insulated conductors or cables characterised by their form with arrangements for heat dissipation or conduction
- H01B7/421—Insulated conductors or cables characterised by their form with arrangements for heat dissipation or conduction for heat dissipation
- H01B7/423—Insulated conductors or cables characterised by their form with arrangements for heat dissipation or conduction for heat dissipation using a cooling fluid
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/42—Insulated conductors or cables characterised by their form with arrangements for heat dissipation or conduction
- H01B7/421—Insulated conductors or cables characterised by their form with arrangements for heat dissipation or conduction for heat dissipation
- H01B7/426—Insulated conductors or cables characterised by their form with arrangements for heat dissipation or conduction for heat dissipation using cooling fins, ribs
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Abstract
The invention discloses a cable with a circulating heat dissipation function, which belongs to the field of cables, and comprises a cable core, wherein a heat conduction filling layer, an inner sheath and an outer sheath are sequentially arranged outside the cable core, a plurality of heat conduction rings are bonded on the outer wall of the inner sheath at equal intervals, the heat conduction rings are arranged between the inner sheath and the outer sheath, a sliding ring is arranged outside the circumference of each heat conduction ring, a sliding groove matched with the sliding ring is arranged on each heat conduction ring, two heat dissipation blocks are fixed outside the circumference of the sliding ring, the two heat dissipation blocks are rotationally and symmetrically arranged, a closed bin is arranged in each heat dissipation block, an arc concave surface is arranged on the inner wall of one side of the closed bin close to the cable core, and an eccentric cambered surface is arranged on the inner wall of one side of the closed bin far away from the cable core. Has market prospect and is suitable for popularization.
Description
Technical Field
The invention relates to the field of cables, in particular to a cable with a circulating heat dissipation function.
Background
The cable is a common conductor in daily life, and transmits electric power or information from one place to another place, at present, along with the development of society, the power consumption also increases, the requirement on the cable is higher and higher, when the cable passes through a certain load current, the cable can generate heat certainly, along with the increase of the load current, the surface temperature of the cable is higher, if the current carrying capacity of the cable exceeds the limit bearing capacity of the cable, a fire disaster can be caused due to untimely heat dissipation, and life and property loss can be caused.
The traditional heat dissipation mode is to reduce the thickness of the cable core protective layer to improve the heat dissipation effect of the cable, but the possibility of cable damage can be increased, and how to effectively improve the heat dissipation effect of the cable is a problem which needs to be solved urgently at present, so that a cable with a circulating heat dissipation function is provided.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems in the prior art, the invention aims to provide a cable with a circulating heat dissipation function, which can be matched with a heat dissipation block with a slip ring, a magnetic sheet, a closed bin and a liquid guide capillary groove and a magnetic ball with an adsorption sponge, when the cable is used, the heat of a wire core rises in a flat state of the cable and is transferred to the heat dissipation block at the top through a heat conduction ring, liquid ammonia in the closed bin is heated and evaporated to adsorb a large amount of heat, when the liquid ammonia is completely evaporated, the adsorption sponge on the magnetic ball is dried, the overall weight of the magnetic ball is reduced, the magnetic sheet adsorbs the magnetic ball, at the moment, under the action of an eccentric cambered surface, the magnetic ball rolls and deviates, so that the overall gravity center of the heat dissipation block deviates, the slip ring is driven to overturn, the heat dissipation block at the bottom moves upwards, the positions of the two heat dissipation blocks are overturned, the purpose of alternately dissipating heat is achieved, and meanwhile, the heat dissipation block at the bottom moves upwards, the liquid ammonia in the closed bin is adsorbed by the adsorption sponge after being condensed, the integral gravity of the magnetic ball is increased, the magnetic ball is separated from the adsorption of the magnetic sheet and is displaced into the arc-shaped concave surface along the eccentric arc surface to carry out the next heat dissipation operation.
2. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
A cable with a circulating heat dissipation function comprises a cable core, wherein a heat conduction filling layer, an inner sheath and an outer sheath are sequentially arranged on the outer side of the cable core, a plurality of heat conduction rings are bonded on the outer wall of the inner sheath at equal intervals, the heat conduction rings are arranged between the inner sheath and the outer sheath, a sliding ring is arranged on the outer side of the circumference of each heat conduction ring, a sliding groove matched with the sliding ring is formed in each heat conduction ring, two heat dissipation blocks are fixed on the outer side of the circumference of each sliding ring and are rotationally symmetrically arranged, a closed bin is arranged in each heat dissipation block, an arc concave surface is arranged on the inner wall, close to the cable core, of one side of each closed bin, an eccentric arc surface is arranged on the inner wall, far away from the cable core, a magnetic sheet is fixed in each eccentric arc surface, liquid ammonia is filled in each closed bin, a liquid guide capillary groove is formed in the bin wall of each closed bin, a plurality of magnetic balls are arranged in each liquid ammonia, and adsorption sponges are bonded on the outer sides of the circumferences of the magnetic balls, the inner wall of the outer sheath is provided with an anti-falling groove, an anti-bending bag body is arranged in the anti-falling groove, the anti-bending bag body is arranged between two adjacent radiating blocks, and one side, away from the outer sheath, of the anti-bending bag body is fixedly connected with the heat conducting ring. The invention uses the mutual cooperation between the heat dissipation block with slip ring, magnetic sheet, closed chamber, liquid guide capillary groove and the magnetic ball with adsorption sponge, when the cable is used, the heat of the cable core rises under the flat state, and is transferred to the heat dissipation block at the top through the heat conduction ring, at this time, the liquid ammonia in the closed chamber is heated and evaporated, and adsorbs a large amount of heat, when the liquid ammonia is completely evaporated, the adsorption sponge on the magnetic ball is dried, the whole weight of the magnetic ball is reduced, the magnetic sheet adsorbs the magnetic ball, at this time, under the action of the eccentric cambered surface, the magnetic ball rolls and deviates, so that the whole gravity center of the heat dissipation block deviates, and further drives the slip ring to overturn, the heat dissipation block at the bottom moves upwards, so that the positions of the two heat dissipation blocks are overturned, and the purpose of alternate heat dissipation is achieved, meanwhile, the heat dissipation block at the bottom moves upwards, the liquid ammonia in the closed chamber is adsorbed by the adsorption sponge after being condensed, the whole gravity of the magnetic ball increases, and the magnetic ball is separated from the adsorption of the magnetic sheet, the cable heat dissipation device can realize the circular heat dissipation of the circumferential direction of the cable, can effectively and quickly lead out the heat in the wire core, avoids the phenomenon of high temperature inside the cable, effectively improves the heat dissipation rate and the use safety, has market prospect, and is suitable for popularization.
Further, two the total mass of radiating block and its inner assembly equals, the adsorption affinity of magnetic sheet to the magnetic ball is greater than the total mass of magnetic ball and absorption sponge, the total mass of magnetic ball and the absorption sponge that saturated adsorption has liquid ammonia is greater than the adsorption affinity of magnetic sheet.
Furthermore, the both sides of heat conduction ring are equipped with flexible shirt rim, one side of anti-buckling utricule is equipped with the toper butt joint face with flexible shirt rim assorted, be connected through heat conduction glue between flexible shirt rim and the toper butt joint face, flexible shirt rim splices including the sheath outer wall through heat conduction glue, heat conduction ring, sliding ring and radiating block are high heat conduction silica gel structure, the inside of radiating block is equipped with the rigidity copper wall. Through the structural design of the radiating block with the rigid copper wall, the sealed bin filled with liquid ammonia is not easy to expand and deform due to air pressure when the liquid ammonia is evaporated, and the use safety is effectively improved.
Further, the arc-shaped concave surface and the inner sheath are concentrically arranged, the eccentric arc surface and the inner sheath are eccentrically arranged, and the distance between the center arc surface and the circle center of the inner sheath is gradually reduced. Through the structural design of the arc-shaped concave surface and the eccentric arc surface, when the magnetic ball is positioned on the arc-shaped concave surface, the magnetic ball can be gathered to the lowest point of the arc-shaped concave surface, the stability of the center of gravity is kept, and when the magnetic ball is positioned on the eccentric arc surface, the magnetic ball can be enabled to slide in a shifting manner under the resultant force action of gravity and magnetic force of the magnetic sheets, so that the center of gravity of the radiating block can be effectively changed.
Further, the heat-conducting filling layer is a halogen-free flame-retardant filling layer with graphite powder.
Furthermore, the oversheath is for being made by elastic material and forms, be equipped with a plurality of depressed grooves that extend along its length direction straight line and wind its global annular equipartition on the oversheath, each depressed groove all is equipped with the louvre that runs through, be equipped with waterproof ventilated membrane in the louvre. Through the structure design of the heat dissipation holes with the waterproof breathable films and the halogen-free flame-retardant filling layer with the graphite powder, on one hand, the heat in the wire cores is transferred outwards quickly, on the other hand, the heat of the heat dissipation block can be released through the heat dissipation holes, the heat can be diffused outwards through the design of the waterproof breathable films, and water vapor cannot enter the cable easily.
Furthermore, the outer wall of the radiating block is provided with elastic compression-resistant bins, and the two elastic compression-resistant bins are symmetrically arranged on one side, close to the inner sheath, of the radiating block. Through the structural design in elasticity resistance to compression storehouse, when the cable outer wall received the punching press force, elasticity resistance to compression storehouse can cushion the punching press force through elastic deformation, and then reaches the purpose of protection cable inner structure, has effectively promoted the safety in utilization.
Further, the anti utricule of buckling is annular utricule structure, the circumference outside of anti utricule of buckling is equipped with the anticreep tongue with anticreep recess assorted, the interference is connected between anticreep recess and the anticreep tongue.
Furthermore, a plurality of annular clamping bins are arranged in the anti-bending bag body, the annular clamping bins are arranged in a divergent mode, and non-Newtonian bodies and cooling gas are filled in the adjacent annular clamping bins respectively.
Further, the cooling gas is dioxygen gas. When the cable receives external force to take place the wide-angle suddenly and buckles, utilize the characteristic of the non-Newtonian body, can make the instantaneous local sclerosis of anti utricule of buckling, utilize the annular that has cooling gas to press from both sides the storehouse and come buffering power of buckling, and then make the cable avoid wide-angle the buckling, effectively promoted the security of using, simultaneously through the heat transfer of flexible shirt rim and toper butt joint face, utilize the gaseous inflation of dioxide to absorb the heat, simultaneously the dioxide has fire-retardant characteristic, further promote radiating efficiency and safety in utilization.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) the scheme is characterized in that through the mutual matching between the heat dissipation block with the slip ring, the magnetic sheet, the closed bin and the liquid guide capillary groove and the magnetic ball with the adsorption sponge, when the cable is used, the heat of the cable core rises in a tiled state and is transferred to the heat dissipation block positioned at the top through the heat conduction ring, at the moment, the liquid ammonia in the closed bin is heated and evaporated to adsorb a large amount of heat, when the liquid ammonia is completely evaporated, the adsorption sponge on the magnetic ball is dried, the whole weight of the magnetic ball is reduced, the magnetic sheet adsorbs the magnetic ball, at the moment, the magnetic ball rolls and deviates under the action of the eccentric cambered surface to enable the whole gravity center of the heat dissipation block to deviate, further, the slip ring is driven to overturn, the heat dissipation block positioned at the bottom moves upwards to enable the positions of the two heat dissipation blocks to overturn, the purpose of alternate heat dissipation is achieved, meanwhile, the heat dissipation block at the bottom moves upwards, the liquid ammonia in the closed bin is adsorbed by the adsorption sponge after being condensed, the whole gravity of the magnetic ball is increased, and the magnetic ball is separated from the adsorption of the magnetic sheet, the cable heat dissipation device can realize the circular heat dissipation of the circumferential direction of the cable, can effectively and quickly lead out the heat in the wire core, avoids the phenomenon of high temperature inside the cable, effectively improves the heat dissipation rate and the use safety, has market prospect, and is suitable for popularization.
(2) Through the structural design of the radiating block with the rigid copper wall, the sealed bin filled with liquid ammonia is not easy to expand and deform due to air pressure when the liquid ammonia is evaporated, and the use safety is effectively improved.
(3) Through the structural design of the arc-shaped concave surface and the eccentric arc surface, when the magnetic ball is positioned on the arc-shaped concave surface, the magnetic ball can be gathered to the lowest point of the arc-shaped concave surface, the stability of the center of gravity is kept, and when the magnetic ball is positioned on the eccentric arc surface, the magnetic ball can be enabled to slide in a shifting manner under the resultant force action of gravity and magnetic force of the magnetic sheets, so that the center of gravity of the radiating block can be effectively changed.
(4) Through the structure design of the heat dissipation holes with the waterproof breathable films and the halogen-free flame-retardant filling layer with the graphite powder, on one hand, the heat in the wire cores is transferred outwards quickly, on the other hand, the heat of the heat dissipation block can be released through the heat dissipation holes, the heat can be diffused outwards through the design of the waterproof breathable films, and water vapor cannot enter the cable easily.
(5) Through the structural design in elasticity resistance to compression storehouse, when the cable outer wall received the punching press force, elasticity resistance to compression storehouse can cushion the punching press force through elastic deformation, and then reaches the purpose of protection cable inner structure, has effectively promoted the safety in utilization.
(6) When the cable receives external force to take place the wide-angle suddenly and buckles, utilize the characteristic of the non-Newtonian body, can make the instantaneous local sclerosis of anti utricule of buckling, utilize the annular that has cooling gas to press from both sides the storehouse and come buffering power of buckling, and then make the cable avoid wide-angle the buckling, effectively promoted the security of using, simultaneously through the heat transfer of flexible shirt rim and toper butt joint face, utilize the gaseous inflation of dioxide to absorb the heat, simultaneously the dioxide has fire-retardant characteristic, further promote radiating efficiency and safety in utilization.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is a schematic structural view of a heat sink and a slip ring according to the present invention;
FIG. 4 is an exploded view of the heat sink and the slip ring according to the present invention;
FIG. 5 is a schematic cross-sectional view of the present invention;
fig. 6 is a schematic structural view of an anti-bending bladder proposed in the present invention;
FIG. 7 is a schematic view of the present invention in partial longitudinal section;
FIG. 8 is a schematic view of a heat sink structure according to the present invention;
FIG. 9 is a schematic structural view of the heat sink in the present invention when turned over;
fig. 10 is a schematic structural view of a magnetic ball proposed in the present invention.
The reference numbers in the figures illustrate:
the anti-dropping device comprises an outer sheath 1, an anti-dropping groove 11, an inner sheath 2, a heat-conducting filling layer 3, a wire core 4, a heat dissipation block 5, a sliding ring 51, a magnetic sheet 52, a closed bin 53, a liquid-guiding capillary groove 531, an elastic pressure-resistant bin 54, a magnetic ball 55, an adsorption sponge 551, an anti-bending capsule body 6, an anti-dropping convex groove 61, a conical butt joint surface 62, an annular clamp bin 63, a heat-conducting ring 7, a flexible skirt 71 and a sliding groove 72.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
referring to fig. 1-10, a cable with a circulating heat dissipation function comprises a core 4, a heat conductive filling layer 3, an inner sheath 2 and an outer sheath 1 are sequentially arranged outside the core 4, a plurality of heat conductive rings 7 are bonded to the outer wall of the inner sheath 2 at equal intervals, the heat conductive rings 7 are arranged between the inner sheath 2 and the outer sheath 1, a sliding ring 51 is arranged outside the circumference of each heat conductive ring 7, a sliding groove 72 matched with the sliding ring 51 is arranged on each heat conductive ring 7, two heat dissipation blocks 5 are fixed outside the circumference of each sliding ring 51, the two heat dissipation blocks 5 are rotationally symmetrical, a closed bin 53 is arranged in each heat dissipation block 5, an arc concave surface is arranged on the inner wall of one side of the closed bin 53 close to the core 4, an eccentric arc surface is arranged on the inner wall of one side of the closed bin 53 far away from the core 4, a magnetic sheet 52 is fixed in the eccentric arc surface, the closed bin 53 is filled with liquid ammonia, a liquid guiding capillary groove 531 is arranged on the bin wall of the closed bin 53, and a plurality of magnetic balls 55 are arranged in the liquid ammonia, the circumference outside of magnetic ball 55 has glued adsorption sponge 551, the inner wall of oversheath 1 is equipped with anticreep recess 11, be equipped with anti-buckling utricule 6 in the anticreep recess 11, anti-buckling utricule 6 sets up between two adjacent radiating block 5, one side and heat conduction ring 7 fixed connection that outer sheath 1 was kept away from to anti-buckling utricule 6, the total mass of two radiating block 5 and its internals equals, magnetic sheet 52 is greater than magnetic ball 55 and the total mass of adsorption sponge 551 to the adsorption force of magnetic ball 55, magnetic ball 55 and the total mass of saturated adsorption sponge 551 who adsorbs having liquid ammonia are greater than magnetic sheet 52's adsorption force.
The invention uses the mutual cooperation between the heat dissipation block 5 with the slip ring 51, the magnetic sheet 52, the closed bin 53, the liquid guiding capillary groove 531 and the magnetic ball 55 with the adsorption sponge 551, when in use, the cable is in a flat state, the heat of the wire core 4 rises, and is transferred to the heat dissipation block 5 at the top through the heat conduction ring 7, at this time, the liquid ammonia in the closed bin 53 is heated and evaporated to adsorb a large amount of heat, when the liquid ammonia is completely evaporated, the adsorption sponge 551 on the magnetic ball 55 is dried, the whole weight of the magnetic ball 55 is reduced, the magnetic sheet 52 adsorbs the magnetic ball 55, at this time, under the action of the eccentric cambered surface, the magnetic ball 55 rolls and deviates, so that the whole gravity center of the heat dissipation block 5 deviates, further the slip ring 51 is driven to overturn, the heat dissipation block 5 at the bottom moves upwards, so that the positions of the two heat dissipation blocks 5 are overturned, the purpose of alternately heat dissipation is achieved, meanwhile, the liquid ammonia in the heat dissipation block 5 at the bottom is condensed and adsorbed by the adsorption sponge 551, the whole gravity of the magnetic ball 55 is increased, the magnetic ball 55 is separated from the adsorption of the magnetic sheet 52, and is displaced into the arc-shaped concave surface along the eccentric arc surface to carry out the next heat dissipation operation.
Referring to fig. 3-5, flexible skirts 71 are disposed on two sides of the heat conducting ring 7, a tapered abutting surface 62 matched with the flexible skirts 71 is disposed on one side of the anti-bending bag body 6, the flexible skirts 71 are connected with the tapered abutting surface 62 through heat conducting glue, the flexible skirts 71 are glued to the outer wall of the inner sheath 2 through the heat conducting glue, the heat conducting ring 7, the sliding ring 51 and the heat dissipating block 5 are all made of high heat conducting silica gel, and a rigid copper wall is disposed inside the heat dissipating block 5. Through the structural design of the radiating block 5 with the rigid copper wall, the sealed bin 53 filled with liquid ammonia is not easy to expand and deform due to air pressure when the liquid ammonia is evaporated, and the use safety is effectively improved.
Referring to fig. 8-9, the arc-shaped concave surface is concentrically disposed with the inner sheath 2, the eccentric arc surface is eccentrically disposed with the inner sheath 2, and the distance between the eccentric arc surface and the center of the circle of the inner sheath 2 is gradually reduced. Through the structural design of the arc concave surface and the eccentric arc surface, when the magnetic ball 55 is positioned on the arc concave surface, the magnetic ball can be gathered to the lowest point of the arc concave surface, the stability of the center of gravity is kept, and when the magnetic ball 55 is positioned on the eccentric arc surface, the magnetic ball 55 can be enabled to slide in a deviation manner under the resultant force action of gravity and the magnetic force of the magnetic sheet 52, so that the center of gravity of the radiating block 5 can be effectively changed.
Referring to fig. 1-2, the heat conducting filling layer 3 is a halogen-free flame retardant filling layer with graphite powder, the outer sheath 1 is made of an elastic material, a plurality of concave grooves are formed in the outer sheath 1, the concave grooves extend linearly along the length direction of the outer sheath and are annularly and uniformly distributed around the circumference of the outer sheath, each concave groove is provided with a through heat dissipation hole, and a waterproof breathable film is arranged in each heat dissipation hole. Through the structure design of the heat dissipation holes with the waterproof breathable films and the halogen-free flame-retardant filling layer with the graphite powder, on one hand, the heat in the wire core 4 is transferred outwards quickly, on the other hand, the heat of the heat dissipation block 5 can be released through the heat dissipation holes, the heat can be diffused outwards through the design of the waterproof breathable films, and water vapor is not easy to enter the cable.
Referring to fig. 5, the outer wall of the heat dissipation block 5 is provided with two elastic pressure-resistant chambers 54, and the two elastic pressure-resistant chambers 54 are symmetrically arranged on one side of the heat dissipation block 5 close to the inner sheath 2. Through the structural design of elasticity resistance to compression storehouse 54, when the cable outer wall received the punching press force, elasticity resistance to compression storehouse 54 can cushion the punching press force through elastic deformation, and then reaches the purpose of protection cable inner structure, has effectively promoted the safety in utilization.
Referring to fig. 7, the anti-bending bag body 6 is an annular bag body structure, the anti-falling convex groove 61 matching with the anti-falling groove 11 is arranged on the outer side of the circumference of the anti-bending bag body 6, the anti-falling groove 11 is in interference connection with the anti-falling convex groove 61, a plurality of annular clamping bins 63 are arranged in the anti-bending bag body 6, the annular clamping bins 63 are arranged in a divergent manner, non-newton bodies and cooling gas are respectively filled in the adjacent annular clamping bins 63, and the cooling gas is oxygen. When the cable receives external force to take place the wide-angle suddenly and buckles, utilize the characteristic of the non-newton body, can make anti utricule 6 of buckling instant local stiffening, utilize the annular that has cooling gas to press from both sides storehouse 63 and cushion the power of buckling, and then make the cable avoid wide-angle the buckling, the security of using has effectively been promoted, simultaneously through the heat transfer of flexible shirt rim 71 with toper butt joint face 62, utilize the gaseous inflation of dioxide to absorb the heat, simultaneously, the dioxide has fire-retardant characteristic, further promote radiating efficiency and safety in utilization.
The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.
Claims (9)
1. The utility model provides a cable with circulation heat dissipation function, includes sinle silk (4), sinle silk (4) outside is equipped with heat conduction filling layer (3), inner sheath (2) and oversheath (1) in proper order, its characterized in that: the outer wall of the inner sheath (2) is connected with a plurality of heat conduction rings (7) in an equidistant manner, the heat conduction rings (7) are arranged between the inner sheath (2) and the outer sheath (1), the outer side of the circumference of each heat conduction ring (7) is provided with a sliding ring (51), the heat conduction rings (7) are provided with sliding grooves (72) matched with the sliding rings (51), the outer side of the circumference of each sliding ring (51) is fixed with two radiating blocks (5), the two radiating blocks (5) are arranged in a rotational symmetry manner, a closed bin (53) is arranged in each radiating block (5), the inner wall of one side, close to the wire core (4), of each closed bin (53) is provided with an arc concave surface, the inner wall of one side, far away from the wire core (4), of each closed bin (53) is provided with an eccentric arc surface, a magnetic sheet (52) is fixed in each eccentric arc surface, liquid ammonia is filled in each closed bin (53), and the bin wall of each closed bin (53) is provided with a liquid guiding capillary groove (531), the liquid ammonia adsorption device is characterized in that a plurality of magnetic balls (55) are arranged in the liquid ammonia, adsorption sponges (551) are glued to the outer sides of the circumferences of the magnetic balls (55), an anti-dropping groove (11) is formed in the inner wall of the outer sheath (1), anti-bending capsules (6) are arranged in the anti-dropping groove (11), the anti-bending capsules (6) are arranged between two adjacent radiating blocks (5), one side, away from the outer sheath (1), of each anti-bending capsule (6) is fixedly connected with a heat conducting ring (7), the total mass of the two radiating blocks (5) and internal components of each anti-bending capsule is equal to that of each radiating block, the adsorption force of each magnetic sheet (52) on the magnetic balls (55) is greater than that of each magnetic ball (55) and each adsorption sponge (551), and the total mass of each magnetic ball (55) and each adsorption sponge (551) with saturated adsorbed liquid ammonia is greater than that of each magnetic sheet (52).
2. The cable with the circulation heat dissipation function as recited in claim 1, wherein: the two sides of the heat conduction ring (7) are provided with flexible skirts (71), one side of the anti-bending bag body (6) is provided with a conical butt joint face (62) matched with the flexible skirts (71), the flexible skirts (71) are connected with the conical butt joint face (62) through heat conduction glue, the flexible skirts (71) are glued to the outer wall of the inner sheath (2) through the heat conduction glue, the heat conduction ring (7), the sliding ring (51) and the radiating block (5) are all high-heat-conduction silica gel structures, and a rigid copper wall is arranged inside the radiating block (5).
3. The cable with the circulation heat dissipation function as recited in claim 1, wherein: the arc concave surface and the inner sheath (2) are arranged concentrically, the eccentric arc surface and the inner sheath (2) are arranged eccentrically, and the distance between the center of the circle of the arc surface and the circle of the inner sheath (2) is gradually reduced.
4. The cable with the circulation heat dissipation function as recited in claim 1, wherein: the heat-conducting filling layer (3) is a halogen-free flame-retardant filling layer with graphite powder.
5. The cable with the circulation heat dissipation function as recited in claim 1, wherein: oversheath (1) is for being made by elastic material and forms, be equipped with a plurality of recessed groove that extend along its length direction straight line and wind its global annular equipartition on oversheath (1), each recessed groove all is equipped with the louvre that runs through, be equipped with waterproof ventilated membrane in the louvre.
6. The cable with the circulation heat dissipation function as recited in claim 1, wherein: the outer wall of radiating block (5) is equipped with elasticity resistance to compression storehouse (54), two elasticity resistance to compression storehouse (54) symmetry sets up in radiating block (5) one side near inner sheath (2).
7. The cable with the circulation heat dissipation function as recited in claim 1, wherein: anti utricule (6) of buckling are annular utricule structure, the circumference outside of anti utricule (6) of buckling is equipped with anticreep tongue (61) with anticreep recess (11) assorted, interference connection between anticreep recess (11) and anticreep tongue (61).
8. The cable with the circulation heat dissipation function as recited in claim 7, wherein: a plurality of annular clamping bins (63) are arranged in the anti-bending bag body (6), the annular clamping bins (63) are arranged in a divergent mode, and non-Newtonian bodies and cooling gas are filled in the adjacent annular clamping bins (63) respectively.
9. The cable with the circulation heat dissipation function as recited in claim 8, wherein: the cooling gas is dioxygen gas.
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| CN202111252864.9A CN113689988B (en) | 2021-10-27 | 2021-10-27 | Cable with circulation heat dissipation function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111252864.9A CN113689988B (en) | 2021-10-27 | 2021-10-27 | Cable with circulation heat dissipation function |
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| CN113689988A CN113689988A (en) | 2021-11-23 |
| CN113689988B true CN113689988B (en) | 2021-12-28 |
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| CN116255352B (en) * | 2023-05-11 | 2023-07-14 | 中国空气动力研究与发展中心低速空气动力研究所 | Anti-icing fan assembly and anti-icing fan system |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020155355A (en) * | 2019-03-22 | 2020-09-24 | 古河電気工業株式会社 | Power cable |
| CN113192680A (en) * | 2021-05-14 | 2021-07-30 | 安徽金环电气设备有限责任公司 | High-flame-retardant high-temperature-resistant heat dissipation cable |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020155355A (en) * | 2019-03-22 | 2020-09-24 | 古河電気工業株式会社 | Power cable |
| CN113192680A (en) * | 2021-05-14 | 2021-07-30 | 安徽金环电气设备有限责任公司 | High-flame-retardant high-temperature-resistant heat dissipation cable |
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