CN216121093U

CN216121093U - Energy-saving pressure-resistant plug power line

Info

Publication number: CN216121093U
Application number: CN202121950100.2U
Authority: CN
Inventors: 郑锡琨
Original assignee: Kunshan Sanpeng Youdian Electronics Co ltd
Current assignee: Kunshan Sanpeng Youdian Electronics Co ltd
Priority date: 2021-08-19
Filing date: 2021-08-19
Publication date: 2022-03-22
Anticipated expiration: 2031-08-19

Abstract

The utility model discloses an energy-saving compression-resistant plug power cord, which belongs to the field of plug power cords, and the scheme realizes that when a power cord body is bent, carbon dioxide aqueous solution shakes to promote carbon dioxide gas to overflow into a gas cylinder, and the carbon dioxide gas absorbs heat to drive the temperature to rise, so that a deformation memory spring extends to push an elastic heat-conducting bag body to be in full contact with a heat-absorbing expansion ring under the assistance of the conversion of a phase change block into liquid at high temperature, so as to realize heat conduction, so that ammonium chloride powder inside the heat-absorbing expansion ring is heated and decomposed into hydrogen chloride gas and ammonia gas to drive the hydrogen gas to expand, and the compression resistance of the power cord body is enhanced by buffering assistance in the bending process of the power cord body by matching an elastic sleeve and a heat-conducting rod, so that the power cord body is not easy to be damaged, meanwhile, the heat-absorbing powder is heated and decomposed into gas, and the heat-conducting rod can realize the cooling of the power cord body, the conveying capacity is prevented from being influenced by high temperature, and the loss of the conveying capacity is reduced.

Description

Energy-saving pressure-resistant plug power line

Technical Field

The utility model relates to the field of plug power lines, in particular to an energy-saving and pressure-resistant plug power line.

Background

The power line is a wire that transmits current. The common current transmission mode is point-to-point transmission, the power line can be divided into an AC power line and a DC power line according to the purpose, the AC power line is usually a wire rod of AC with higher voltage, the wire rod can be formally produced by obtaining a safety certification party due to the higher voltage requirement of a unified standard, the common transmission conductor in the wire rod is a metal wire made of copper and aluminum, a plug generally refers to a connector of a common electronic product and a plug of an electrical appliance, and the plug power line is used for connecting the plug and the power line in a combined mode and is used for connecting the electrical appliance and the power supply.

The plug power cord often can buckle repeatedly in the use, and the great angle of buckling then causes the damage to the plug power cord, influences its use, and the plug power cord is along with long-time the use simultaneously, and its temperature risees, makes its conveying capacity reduce, and the circuit loss increase, greatly reduced its life.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

Aiming at the problems in the prior art, the utility model aims to provide an energy-saving pressure-resistant plug power cord, which can realize that when the power cord body is bent, a carbon dioxide water solution shakes to enable carbon dioxide gas to overflow into a gas guide cylinder, and the temperature is raised by absorbing heat to enable a deformation memory spring to extend, an elastic heat-conducting bag body is pushed to be in full contact with a heat-absorbing expansion ring under the assistance of converting the elastic heat-conducting bag body into liquid under the high temperature of a phase change block, so that the heat conduction is realized, ammonium chloride powder in the heat-absorbing expansion ring is enabled to be heated and decomposed into hydrogen chloride gas and ammonia gas to drive the hydrogen gas to expand, the elastic heat-conducting bag and a heat-conducting rod are matched to buffer and assist when the power cord body is bent, the pressure resistance of the power cord body is enhanced, the power cord body is not easy to be damaged, meanwhile, the heat-absorbing powder is heated and decomposed into gas, and the temperature of the power cord body can be reduced by being matched with the heat-conducting rod, the conveying capacity is prevented from being influenced by high temperature, and the loss of the conveying capacity is reduced.

2. Technical scheme

In order to solve the problems, the utility model adopts the following technical scheme:

the energy-saving compression-resistant power line comprises a power line body, wherein a plug body is installed at the left end of the power line body, two liquid storage frames which are vertically symmetrical are fixedly connected to the outer end of the power line body, a carbon dioxide aqueous solution is filled in the liquid storage frames, two gas cylinders which are horizontally symmetrical are fixedly connected between the liquid storage frames, one ends, close to each other, of the gas cylinders are fixedly connected with the outer end of the power line body, two waterproof and breathable films which are vertically symmetrical are fixedly connected between the inner side walls of the gas cylinders, a heat absorption expansion ring is sleeved at the outer end of the power line body, the inner wall of the heat absorption expansion ring is fixedly connected with the outer ends of the two liquid storage frames, heat absorption powder is filled in the heat absorption expansion ring, a plurality of uniformly distributed deformation memory springs are fixedly connected to the outer ends of the gas cylinders, and one end, far away from the gas cylinders, of the deformation memory springs is fixedly connected with an elastic heat conduction bag body, the elastic heat-conducting bag body is internally provided with a phase change block, the outer end of the heat-absorbing expansion ring is fixedly connected with an elastic sleeve, a plurality of heat-conducting rods which are uniformly distributed are fixedly connected between the elastic sleeve and the heat-absorbing expansion ring, so that when the power cord body is bent, the carbon dioxide aqueous solution in the liquid storage frame shakes to enable the carbon dioxide gas in the liquid storage frame to overflow outwards through the waterproof breathable film and enter the gas guide cylinder, the carbon dioxide gas can absorb heat to enable the temperature in the gas guide cylinder to rise, the deformation memory spring is influenced by the temperature rise and deforms to extend to drive the elastic heat-conducting bag body to the direction of the heat-absorbing expansion ring, the phase change block in the elastic heat-conducting bag body slowly changes from a solid state to a liquid state after the temperature rises, and the elastic heat-conducting bag body is fully contacted with the heat-absorbing expansion ring along with the extension of the deformation memory spring to realize heat conduction, make the inside heat absorption powder of heat absorption expansion ring be heated and decompose into gas, drive the expansion of heat absorption expansion ring, cooperation elastic sleeve and heat conduction stick are cushioned when the power cord body is buckled and are supplementary, strengthen its resistance to compression, make it be difficult for taking place to damage, and heat absorption powder is heated and decomposes into gas simultaneously is a heat absorption process, and the cooperation heat conduction stick can realize cooling down the power cord body, avoids the high temperature to cause the influence to its conveying capacity, reduces its loss.

Further, two elasticity ropes of two upper and lower symmetries of inside wall fixedly connected with of gas guide cylinder, two the equal fixedly connected with piston of one end that the elasticity rope is close to each other, two the outer end of piston all with the inside wall sliding connection of gas guide cylinder, along with overflowing of carbon dioxide gas, promote two pistons and carry out the motion in opposite directions, make two elasticity ropes extend, the motion in opposite directions extrusion air convection through two pistons for hot-air's flow, make the heat give off more fast, and not being in the state of buckling at the power cord body, when being under the steady state, the elasticity rope pulls the piston under the elastic action and resets, and extrusion carbon dioxide gas dissolves in the aqueous solution again.

Further, a plurality of evenly distributed's of fixedly connected with pulling force rope between the inside wall of heat absorption expansion ring, the outer end of pulling force rope is rotated and is connected with a plurality of evenly distributed's screening net, the aperture of the net of screening net is greater than the particle diameter of heat absorption expansion powder, and along with the heat absorption powder is heated and is decomposed into gas flow and expand, blows the screening net and takes place the motion, realizes dialling the heat absorption powder and scatters, promotes the reaction of heat absorption powder, improves reaction efficiency.

Further, waterproof ventilated membrane adopts polymer waterproof material to make, the surface of endothermic expansion ring is brushed with heat conduction coating, the heat absorption powder adopts ammonium chloride powder material to make, the surface of elastic sleeve is equipped with the nickel coating, the heat conduction stick adopts heat conduction insulating elastic rubber material to make, through the waterproof ventilated membrane of using polymer waterproof material to make, can realize carbon dioxide's circulation, simultaneously can effectually block overflowing of water, through the setting of heat conduction coating, can realize thermal conduction, with heat conduction to endothermic expansion ring in, and the ammonium chloride powder is heated and decomposes into hydrogen chloride gas and ammonia, drives endothermic expansion ring and expands, absorbs the heat simultaneously, the reduce temperature, the setting of nickel coating can make the elastic sleeve be difficult for taking place wearing and tearing in long-term use, prolongs its life.

Furthermore, the deformation memory spring is made of a shape memory alloy material, the initial state of the deformation memory spring is a contraction state, the shape memory alloy has a memory function, the deformation memory spring deforms and extends along with the rise of temperature, and the deformation memory spring begins to recover to the initial contraction state along with the reduction of temperature.

Further, elasticity heat conduction utricule adopts the heat conduction material to make, the phase transition piece adopts the fatty acid material to make, the phase transition piece is the solid phase attitude under normal atmospheric temperature state, elasticity heat conduction utricule through using the heat conduction material to make has the heat conduction effect, can realize thermal conduction, and the phase transition piece that uses the fatty acid material to make can the change of state under the temperature influence, along with the temperature risees, it is the liquid phase attitude by the slow change of solid phase attitude, the elastic action of cooperation elasticity heat conduction utricule can be when contacting the extrusion with the heat absorption expansion ring, take place deformation, increase and the area of contact of heat absorption expansion ring, reinforcing heat conduction effect.

Further, the elasticity rope adopts the elastomer material to make, the outer end of elasticity rope is the corrugate setting, through using the elasticity rope that the elastomer material made and setting up to the corrugate, can realize carrying out quick response when the piston carries out the relative motion by carbon dioxide's promotion influence, realizes extending, and the elasticity effect through the elasticity rope simultaneously is not being in the state of buckling at the power cord body, and when being under stable state, the pulling piston resets, and extrusion carbon dioxide dissolves in the aqueous solution again.

Further, the outer end fixedly connected with sealing washer of piston, the outer end of sealing washer and the inside wall in close contact with of gas cylinder, the setting of sealing washer can reduce the gas and take place the possibility of leaking through the gap between piston and the gas cylinder, reinforcing leakproofness.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages that:

this scheme is realized receiving when buckling at the power cord body, carbon dioxide aqueous solution takes place to rock, make carbon dioxide gas spill over and enter into the gas guide cylinder, and absorb the heat and drive the temperature and rise, make deformation memory spring extend, promote elasticity heat conduction utricule convert liquid supplementary down with the heat absorption expansion ring full contact under the phase transition piece high temperature, realize thermal conduction, make inside ammonium chloride powder of heat absorption expansion ring be heated and decompose into hydrogen chloride gas and ammonia, it expands to drive it, cooperation elastic sleeve and heat conduction stick are cushioned supplementary when the power cord body is buckled, strengthen its resistance to compression, make it be difficult for taking place to damage, it is a heat absorption process to be heated and decomposed into gas to the heat absorption powder simultaneously, cooperation heat conduction stick can realize cooling down the power cord body, avoid the high temperature to cause the influence to its conveying capacity, reduce its loss.

Drawings

FIG. 1 is a schematic view of a process for manufacturing a plug power cord according to the present invention;

FIG. 2 is a schematic perspective view of an energy-saving voltage-withstanding power line according to the present invention;

FIG. 3 is a schematic side sectional view of a power cord body according to the present invention;

FIG. 4 is a schematic view of a partial cross-sectional structure of the gas cartridge according to the present invention;

FIG. 5 is a schematic view of the extended state of the shape memory spring according to the present invention;

fig. 6 is a schematic view of a partial cross-sectional structure of a sieving mesh according to the present invention.

The reference numbers in the figures illustrate:

1. a power line body; 2. a plug body; 3. a liquid storage frame; 4. an air guide cylinder; 5. a waterproof breathable film; 6. an elastic cord; 7. a piston; 8. a heat absorbing expansion ring; 9. a deformation memory spring; 10. an elastic heat-conducting capsule body; 11. a phase change block; 12. screening the net; 13. a tension rope; 14. an elastic sleeve; 15. a heat conducting rod.

Detailed Description

The drawings in the embodiments of the utility model will be combined; the technical scheme in the embodiment of the utility model is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the utility model; but not all embodiments, are based on the embodiments of the utility model; all other embodiments obtained by a person skilled in the art without making any inventive step; all fall within the scope of protection 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 (b):

referring to fig. 2-6, the energy-saving anti-compression power cord in S1 includes a power cord body 1, a plug body 2 is installed at the left end of the power cord body 1, two liquid storage frames 3 which are symmetrical up and down are fixedly connected to the outer end of the power cord body 1, carbon dioxide aqueous solution is filled in the liquid storage frames 3, two air guide cylinders 4 which are symmetrical left and right are fixedly connected between the two liquid storage frames 3, the ends of the two air guide cylinders 4 which are close to each other are fixedly connected to the outer end of the power cord body 1, two waterproof air permeable films 5 which are symmetrical up and down are fixedly connected between the inner side walls of the air guide cylinders 4, an outer end of the power cord body 1 is sleeved with an endothermic expansion ring 8, the inner wall of the endothermic expansion ring 8 is fixedly connected to the outer ends of the two liquid storage frames 3, endothermic expansion ring 8 is filled with endothermic powder, and the outer ends of the two air guide cylinders 4 are fixedly connected with a plurality of deformation memory springs 9 which are uniformly distributed, an elastic heat-conducting bag body 10 is fixedly connected to one end, far away from the gas cylinder 4, of the deformation memory spring 9, a phase change block 11 is arranged in the elastic heat-conducting bag body 10, an elastic sleeve 14 is fixedly connected to the outer end of the heat-absorbing expansion ring 8, a plurality of heat-conducting rods 15 which are uniformly distributed are fixedly connected between the elastic sleeve 14 and the heat-absorbing expansion ring 8, so that when the power cord body 1 is bent, carbon dioxide water solution in the liquid storage frame 3 shakes to enable carbon dioxide gas in the liquid storage frame to overflow outwards through the waterproof breathable film 5 and enter the gas cylinder 4, the carbon dioxide gas can absorb heat to enable the temperature in the gas cylinder 4 to rise, the deformation memory spring 9 is influenced by the temperature rise and extends to drive the elastic heat-conducting bag body 10 to the direction of the heat-absorbing expansion ring 8, and the phase change block 11 in the elastic heat-conducting bag body 10 is slowly changed into a liquid state from a solid state after the temperature rises, along with deformation memory spring 9's extension, elasticity heat conduction utricule 10 and the abundant contact of endothermic expansion ring 8, realize thermal conduction, make the inside endothermic powder of endothermic expansion ring 8 be heated and decompose into gas, drive the inflation of endothermic expansion ring 8, cooperation elastic sleeve 14 and heat conduction stick 15 cushion when power cord body 1 buckles and assist, strengthen its resistance to compression, make it be difficult for taking place to damage, it is a heat absorption process that the powder that absorbs heat is heated to decompose into gas simultaneously, cooperation heat conduction stick 15 can realize cooling power cord body 1, avoid the high temperature to cause the influence to its conveying capacity, reduce its loss.

Referring to fig. 4, the inner side wall of the gas cylinder 4 is fixedly connected with two elastic ropes 6 which are symmetrical up and down, one ends of the two elastic ropes 6 which are close to each other are fixedly connected with pistons 7, the outer ends of the two pistons 7 are connected with the inner side wall of the gas cylinder 4 in a sliding manner, along with the overflow of carbon dioxide gas, the two pistons 7 are pushed to move in opposite directions, the two elastic ropes 6 are made to extend, air convection is extruded through the opposite movement of the two pistons 7, the flow of hot air is accelerated, heat dissipation is quicker, the power cord body 1 is not in a bending state, and when the power cord body is in a stable state, the elastic ropes 6 pull the pistons 7 to reset under the elastic action, and the extruded carbon dioxide gas is dissolved in the water solution again.

Referring to fig. 6, a plurality of tension ropes 13 which are uniformly distributed are fixedly connected between the inner side walls of the heat absorption expansion ring 8, the outer ends of the tension ropes 13 are rotatably connected with a plurality of screening nets 12 which are uniformly distributed, the mesh diameter of the screening net 12 is larger than the particle diameter of the heat absorption expansion powder, the screening nets 12 are blown to move along with the expansion of the heat absorption powder which is decomposed into gas flow by heating, so that the heat absorption powder is dispersed, the reaction of the heat absorption powder is promoted, and the reaction efficiency is improved.

Referring to fig. 3 and 4, the waterproof and breathable film 5 is made of a high molecular waterproof material, the surface of the heat absorption expansion ring 8 is coated with a heat conductive coating, the heat absorption powder is made of ammonium chloride powder, the surface of the elastic sleeve 14 is provided with a nickel-plated layer, the heat conductive rod 15 is made of a heat conductive and insulating elastic rubber material, the waterproof and breathable film 5 made of the high-molecular waterproof material can realize the circulation of carbon dioxide gas, meanwhile, the overflow of water can be effectively prevented, the heat can be conducted to the heat absorption expansion ring 8 through the arrangement of the heat conduction coating, the ammonium chloride powder is heated and decomposed into hydrogen chloride gas and ammonia gas, the heat absorption expansion ring 8 is driven to expand, meanwhile, heat is absorbed, the temperature is reduced, and the arrangement of the nickel plating layer can ensure that the elastic sleeve 14 is not easy to wear in the long-term use process, thereby prolonging the service life of the elastic sleeve.

Referring to fig. 4-5, the shape-change memory spring 9 is made of a shape-memory alloy material, the initial state of the shape-change memory spring 9 is a contracted state, the shape-memory alloy has a memory function, the shape-change memory spring 9 is deformed and extended as the temperature rises, and the shape-change memory spring 9 starts to return to its initial contracted state as the temperature decreases, the elastic heat-conducting capsule 10 is made of a heat-conducting material, the phase-change block 11 is made of a fatty acid material, the phase-change block 11 is in a solid phase state at normal temperature, the elastic heat-conducting capsule 10 made of the heat-conducting material has a heat-conducting function, so that heat conduction can be realized, the phase-change block 11 made of the fatty acid material can change its state under the influence of temperature, and gradually changes from the solid phase state to a liquid phase state as the temperature rises, and cooperates with the elastic function of the elastic heat-conducting capsule 10, can take place deformation when contacting the extrusion with heat absorption expansion ring 8, increase and heat absorption expansion ring 8's area of contact, reinforcing heat conduction effect.

Referring to fig. 3-5, the elastic cord 6 is made of an elastic material, the outer end of the elastic cord 6 is arranged in a corrugated shape, and the elastic cord 6 made of the elastic material is arranged in the corrugated shape, so that the rapid response and the extension can be realized when the piston 7 moves in opposite directions under the pushing effect of the carbon dioxide gas, and meanwhile, the power cord body 1 is not in a bending state under the elastic action of the elastic cord 6, and is in a stable state, the piston 7 is pulled to reset, the carbon dioxide gas is extruded to be dissolved in the aqueous solution again, the outer end of the piston 7 is fixedly connected with a sealing ring, the outer end of the sealing ring is in close contact with the inner side wall of the gas guide tube 4, and the arrangement of the sealing ring can reduce the possibility that the gas leaks through the gap between the piston 7 and the gas guide tube 4, and enhance the sealing performance.

In the utility model, when a related technician uses the device, firstly, when the power cord body 1 is bent, the carbon dioxide water solution in the liquid storage frame 3 shakes to enable carbon dioxide gas in the liquid storage frame to overflow outwards through the waterproof breathable film 5 and enter the gas guide cylinder 4, the carbon dioxide gas can absorb heat to enable the temperature in the gas guide cylinder 4 to rise, and along with the entering of the carbon dioxide gas, the two pistons 7 are pushed to move oppositely to enable the two elastic ropes 6 to extend, air convection is extruded through the opposite movement of the two pistons 7 to accelerate the flow of hot air, so that the heat dissipation is quicker, the deformation memory spring 9 is influenced by the temperature rise and deforms to extend to drive the elastic heat-conducting bag body 10 to the direction of the heat-absorbing expansion ring 8, and the phase change block 11 in the elastic heat-conducting bag body 10 slowly changes from a solid state to a liquid state after the temperature rises, along with the extension of the deformation memory spring 9, the elastic heat conduction bag body 10 is in full contact with the heat absorption expansion ring 8, so that heat conduction is realized, ammonium chloride powder inside the heat absorption expansion ring 8 is enabled to be heated and decomposed into hydrogen chloride gas and ammonia gas, the hydrogen chloride gas and the ammonia gas are enabled to drive the heat absorption expansion ring 8 to expand along with the heat decomposition of the ammonium chloride powder, the sieving net 12 is blown by the flowing gas to move, the heat absorption powder is dispersed, the heat decomposition of the ammonium chloride powder is accelerated, the reaction efficiency is improved, the buffering assistance is performed when the power line body 1 is bent by matching with the elastic sleeve 14 and the heat conduction rod 15, the compression resistance of the power line body is enhanced, the power line body is not easy to damage, meanwhile, the heat absorption process of the hydrogen chloride gas and the ammonia gas by the heat decomposition of the ammonium chloride powder is realized, the cooling of the power line body 1 can be realized by matching with the heat conduction rod 15, and the influence of high temperature on the conveying capacity of the power line body is avoided, reduce its loss, when power cord body 1 is not in the state of buckling, when being in steady state, elastic cord 6 pulls piston 7 under the elastic action and resets, and the extrusion carbon dioxide gas dissolves in the aqueous solution again.

Referring to fig. 1, a process for producing an energy-saving compression-resistant plug power cord includes the following steps:

s1, firstly, stripping rubber wrapped outside one end of the energy-saving voltage-resisting power line, and sorting the live wire, the zero wire and the ground wire in the inner core of the energy-saving voltage-resisting power line after the rubber is stripped;

s2, branching and shaping the live wire, the zero wire and the ground wire to match the shapes of the plug terminals, and then respectively removing rubber inserted into the live wire, the zero wire and the ground wire;

and S3, finally, inserting the live wire, the zero wire and the ground wire into each plug terminal respectively to enable the live wire, the zero wire and the ground wire to be connected with each plug terminal, thereby completing the production of the energy-saving voltage-resisting plug power line.

The above; but are merely preferred embodiments of the utility model; the scope of the utility model is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; the technical scheme and the improved concept of the utility model are equally replaced or changed; are intended to be covered by the scope of the present invention.

Claims

1. Energy-conserving resistance to compression type plug power cord, including power cord body (1), plug body (2), its characterized in that are installed to the left end of power cord body (1): the outer end of the power line body (1) is fixedly connected with two liquid storage frames (3) which are symmetrical up and down, the inside of the liquid storage frames (3) is filled with carbon dioxide aqueous solution, two gas guide cylinders (4) which are symmetrical left and right are fixedly connected between the liquid storage frames (3), one ends of the gas guide cylinders (4) which are close to each other are fixedly connected with the outer end of the power line body (1), two waterproof breathable films (5) which are symmetrical up and down are fixedly connected between the inner side walls of the gas guide cylinders (4), the outer end of the power line body (1) is sleeved with a heat absorption expansion ring (8), the inner wall of the heat absorption expansion ring (8) is fixedly connected with the outer ends of the two liquid storage frames (3), the inside of the heat absorption expansion ring (8) is filled with heat absorption powder, two deformation memory springs (9) which are uniformly distributed are fixedly connected with the outer ends of the gas guide cylinders (4), one end, far away from the gas cylinder (4), of the deformation memory spring (9) is fixedly connected with an elastic heat-conducting bag body (10), a phase change block (11) is arranged in the elastic heat-conducting bag body (10), the outer end of the heat-absorbing expansion ring (8) is fixedly connected with an elastic sleeve (14), and a plurality of heat-conducting rods (15) which are uniformly distributed are fixedly connected between the elastic sleeve (14) and the heat-absorbing expansion ring (8).

2. The energy-saving voltage-resistant plug power cord according to claim 1, wherein: the inside wall fixedly connected with of gas cylinder (4) two elasticity rope (6) of symmetry about two, two the equal fixedly connected with piston (7) of one end that elasticity rope (6) are close to each other, two the outer end of piston (7) all with the inside wall sliding connection of gas cylinder (4).

3. The energy-saving voltage-resistant plug power cord according to claim 2, wherein: a plurality of uniformly distributed tension ropes (13) are fixedly connected between the inner side walls of the heat absorption expansion rings (8), the outer ends of the tension ropes (13) are rotatably connected with a plurality of uniformly distributed screening nets (12), and the net pore diameter of each screening net (12) is larger than the particle diameter of heat absorption expansion powder.

4. The energy-saving voltage-resistant plug power cord according to claim 2, wherein: the waterproof breathable film (5) is made of a high-molecular waterproof material, the surface of the heat absorption expansion ring (8) is coated with a heat conduction coating, the heat absorption powder is made of an ammonium chloride powder material, the surface of the elastic sleeve (14) is provided with a nickel plating layer, and the heat conduction rod (15) is made of a heat conduction insulation elastic rubber material.

5. The energy-saving voltage-resistant plug power cord according to claim 2, wherein: the deformation memory spring (9) is made of shape memory alloy materials, and the initial state of the deformation memory spring (9) is a contraction state.

6. The energy-saving voltage-resistant plug power cord according to claim 2, wherein: the elastic heat-conducting bag body (10) is made of a heat-conducting material, the phase change block (11) is made of a fatty acid material, and the phase change block (11) is in a solid phase state at normal temperature.

7. The energy-saving voltage-resistant plug power cord according to claim 3, wherein: the elastic rope (6) is made of an elastic body material, and the outer end of the elastic rope (6) is arranged in a corrugated mode.

8. The energy-saving voltage-resistant plug power cord according to claim 3, wherein: the outer end of the piston (7) is fixedly connected with a sealing ring, and the outer end of the sealing ring is in close contact with the inner side wall of the gas cylinder (4).