CN111952904A

CN111952904A - Cable protection sleeve with temperature adjusting function

Info

Publication number: CN111952904A
Application number: CN202010679940.3A
Authority: CN
Inventors: 刘宝军
Original assignee: 刘宝军
Current assignee: Jiangsu Hengyu Electric Power Co.,Ltd.
Priority date: 2020-07-15
Filing date: 2020-07-15
Publication date: 2020-11-17
Anticipated expiration: 2040-07-15
Also published as: CN111952904B

Abstract

The invention discloses a cable protection sleeve with a temperature adjusting function, which belongs to the technical field of cable protection sleeves and comprises a protection sleeve, wherein the middle part of the protection sleeve is provided with a connecting hole, a plurality of water-drop-shaped placing grooves are embedded in the protection sleeve, connecting air holes are respectively formed in two sides of each placing groove, one end of each connecting air hole penetrates through the outer wall of the corresponding placing groove and is communicated with the inside of the corresponding placing groove, the other end of each connecting air hole is communicated with the connecting hole, and a heat-shrinkable bag matched with the placing groove is arranged in each placing groove. Can realize can imitate skin and carry out temperature regulation, when high temperature, pyrocondensation bag can contract automatically, increase pyrocondensation bag and support the hole between the groove, and then improve the radiating efficiency, simultaneously, the water in the water pocket can be spilled to protective sheath surface through the apopore, further improvement radiating efficiency to prevent that the cable high temperature is impaired, improved the life of cable.

Description

Cable protection sleeve with temperature adjusting function

Technical Field

The invention relates to the technical field of cable protection sleeves, in particular to a cable protection sleeve with a temperature adjusting function.

Background

The power cable is used for transmitting and distributing electric energy, and is commonly used for urban underground power grids, power station leading-out lines, power supply inside industrial and mining enterprises and power transmission lines under river-crossing seawater. In the power lines, the cable is increasing in specific gravity. Power cables are cable products used in the trunk lines of power systems to transmit and distribute high power electrical energy, including various voltage classes, 1-500KV and above, and various insulated power cables. The cable is an indispensable basic device for transmitting energy and information, from the present of social informatization and rapid development of electrification, the wire and the cable become one of the most important basic products in economic construction, the wire and cable industry is a matching industry, the product must meet the requirements of various major industries of national economy on the performance of the wire and the cable, most industries determined by the national economy are related to the wire and the cable, and the industrial status of the wire and the cable is very important.

For preventing that the cable is impaired, the surface of cable usually can set up the protective sheath of a cable, but the cable protective sheath among the prior art, the radiating effect is relatively poor, and the heat on cable surface can't be in time dispeled, leads to the cable to age because of high temperature easily, impaired, has reduced the life of cable.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems in the prior art, the invention aims to provide a cable protective sleeve with a temperature adjusting function, which can simulate skin to adjust the temperature, wherein a heat-shrinkable bag can automatically shrink at high temperature to enlarge pores between the heat-shrinkable bag and a supporting groove so as to improve the heat dissipation efficiency, and meanwhile, water in the water bag can be sprayed to the surface of the protective sleeve through a water outlet hole so as to further improve the heat dissipation efficiency, so that the cable is prevented from aging and being damaged due to high temperature, and the service life of the cable is prolonged.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

A cable protection sleeve with a temperature regulation function comprises a protection sleeve, wherein a connecting hole is formed in the middle of the protection sleeve, a plurality of water-drop-shaped placement grooves are installed in the protection sleeve in an embedded mode, connecting air holes are formed in two sides of each placement groove, one end of each connecting air hole penetrates through the outer wall of the corresponding placement groove and is communicated with the inside of the corresponding placement groove, the other end of each connecting air hole is communicated with the connecting hole, a heat-shrinkable bag matched with the placement grooves is arranged in each placement groove, a built-in balloon is fixedly connected to the inside of each heat-shrinkable bag, a filler is filled between the outer wall of the built-in balloon and the inner wall of the filler, the top end of the built-in balloon is communicated with an air pipe, the air pipe penetrates through the heat-shrinkable bags and extends to the outside of the protection sleeve, and a plurality of dust-proof wires which are, the inside fixedly connected with of dust-proof silk is shrivelled bar bag, the one end of shrivelled bar bag runs through tracheal outer wall and is linked together rather than inside, the other end of shrivelled bar bag sets up to the seal form, and is adjacent two all be equipped with the spherical groove of seting up in protective case inside between the settling tank, assorted water pocket has been placed to the inside in spherical groove, it has a plurality of sacculums of aerifing to fill between the inner wall in spherical groove and the outer wall of water pocket, the inside packing of water pocket has water, the top intercommunication of water pocket has the inlet tube, the both sides of inlet tube all are equipped with the connecting pipe that is linked together with water pocket inside, inlet tube and connecting pipe all run through protective case's outer wall and extend to protective case's outside, the one end intercommunication that the water pocket was kept away from to the connecting pipe has the outlet pipe, a plurality of apopores have been.

Further, protective sleeve's material is polyvinyl chloride, and polyvinyl chloride has fire-retardant, chemical resistance nature height, mechanical strength and the good advantage of electrical insulation for protective sleeve can carry out comprehensive multi-functional protection to the cable, the material of resettlement groove is the aluminum alloy, and the aluminum alloy has the advantage of light, high strength, and when the temperature was higher, protective sleeve can be heated and carry out certain inflation, and the resettlement groove intensity of aluminum alloy material is higher, can resist protective sleeve's extrusion, prevents that the hole between resettlement groove and thermal shrinkage bag from diminishing and influencing the heat dissipation.

Further, the material of pyrocondensation bag is the PVC shrink film, the filler is the nickel sulphide powder, through the setting of resettlement groove, connection gas pocket, pyrocondensation bag, filler, when cable surface temperature is higher, pyrocondensation bag, filler all have the characteristic of being heated the shrink to make the hole increase between resettlement groove, pyrocondensation bag, the heat on cable surface can outwards discharge through the hole between connection gas pocket and resettlement groove and pyrocondensation bag in proper order, imitate the heat dissipation principle of skin pore expansion, increased the heat dissipation capacity, improved the radiating efficiency.

Furthermore, hydrogen is filled in the built-in balloon, and one end of the trachea, which is far away from the built-in balloon, is in a sealed shape.

Further, the setting of dustproof silk is hair form, and the material of dustproof silk is polyester fiber, the dustproof silk is attached on protective sleeve's surface, and the dustproof silk of polyester fiber material has certain dust absorption effect, and during the normal atmospheric temperature, the dustproof silk can prevent that the dust from getting into the resettlement inslot to avoid the dust to block up the hole between resettlement inslot and pyrocondensation bag.

Further, fixedly connected with jam ring on tracheal inner wall, the middle part sliding connection of jam ring has assorted jam ball, the upper and lower both sides of jam ring all are equipped with two supporting shoes of fixed connection on tracheal both sides inner wall respectively, four connecting blocks of fixedly connected with on the outer wall of jam ball.

Further, four the connecting block respectively with four supporting shoe one-to-one, and fixedly connected with spring between connecting block and the supporting shoe that corresponds, through built-in sacculus, the trachea, the jam ring, block up the ball, the supporting shoe, the connecting block, a spring, the setting of shrivelled bar bag, when the temperature is higher, the pyrocondensation bag, the shrink of filler can extrude built-in sacculus simultaneously, gush on the hydrogen that makes built-in sacculus, the impulsive force that gushes on the hydrogen makes and blocks up ball rebound, and then make hydrogen pass and get into in the shrivelled bar bag through the hole between jam ring and the jam ball, shrivelled bar bag is inflated back and is made the dustproof silk straight, thereby prevent that the dustproof silk from influencing the heat dissipation.

Further, the one end that the water pocket was kept away from to the inlet tube sets up to the opening form, when raining, the rainwater can flow in the water pocket through the inlet tube, thereby be convenient for add water in to the water pocket, and the top of inlet tube is higher than the outlet pipe, through spherical groove, aerify the sacculus, the water pocket, the inlet tube, the connecting pipe, the outlet pipe, the setting of apopore, when the temperature is higher, protective case, aerify the thermal expansion of sacculus, all can extrude the water pocket, thereby make the water in the water pocket flow to the outlet pipe through the connecting pipe, and spill to protective case's surface by the apopore, imitate the heat dissipation principle of a large amount of perspires of skin, the heat dissipation capacity has been increased.

3. Advantageous effects

Compared with the prior art, the invention has the advantages that:

(1) this scheme can imitate skin and carry out temperature regulation, and when high temperature, thermal shrinkage bag can contract automatically, increases thermal shrinkage bag and supports the hole between the groove, and then improves the radiating efficiency, and simultaneously, the water in the water pocket can be spilled to the protective sheath surface through the apopore, further improvement radiating efficiency to prevent that the cable from ageing because of high temperature, impaired, improved the life of cable.

(2) Protective sleeve's material is polyvinyl chloride, polyvinyl chloride has fire-retardant, chemical resistance nature is high, mechanical strength and the good advantage of electrical insulation nature, make protective sleeve can carry out comprehensive multi-functional protection to the cable, the material of resettlement groove is the aluminum alloy, the aluminum alloy has the light, the advantage of high strength, when the temperature is higher, protective sleeve can be heated and carry out certain inflation, the resettlement groove intensity of aluminum alloy material is higher, can resist protective sleeve's extrusion, prevent that the hole between resettlement groove and pyrocondensation bag from diminishing and influencing the heat dissipation.

(3) The material of pyrocondensation bag is the PVC shrink film, the filler is the nickel sulphide powder, through the resettlement groove, connect the gas pocket, pyrocondensation bag, the setting of filler, when cable surface temperature is higher, pyrocondensation bag, the filler all has the characteristic of being heated the shrink, thereby make the resettlement groove, the pore increase between pyrocondensation bag, the heat on cable surface can outwards discharge through the pore of connecting the gas pocket and resettlement groove and pyrocondensation bag in proper order, the heat dissipation principle of emulation skin pore expansion, the heat dissipation capacity has been increased, and the heat dissipation efficiency is improved.

(4) The dustproof silk sets up to the hair form, and the material of dustproof silk is polyester fiber, and the dustproof silk is attached on protective sleeve's surface, and the dustproof silk of polyester fiber material has certain dust absorption effect, and during the normal atmospheric temperature, the dustproof silk can prevent that the dust from getting into the resettlement inslot to avoid the dust to block up the hole between resettlement inslot and thermal shrinkage bag.

(5) Through built-in sacculus, the trachea, the jam ring, block up the ball, the supporting shoe, the connecting block, a spring, the setting of shrivelled bar bag, when the temperature is higher, the shrink of pyrocondensation bag, filler can extrude built-in sacculus simultaneously, make and gush on the hydrogen in the built-in sacculus, the impulsive force that gushes on the hydrogen makes and blocks up ball rebound, and then make hydrogen pass and get into in the shrivelled bar bag through the hole between jam ring and the jam ball, the shrivelled bar bag can make the dustproof silk straighten after aerifing, thereby prevent that the dustproof silk from influencing the heat dissipation.

(6) The one end that the water pocket was kept away from to the inlet tube sets up to the opening form, when raining, the rainwater can flow in the water pocket through the inlet tube, thereby be convenient for add water in to the water pocket, and the top of inlet tube is higher than the outlet pipe, through spherical groove, aerify the sacculus, the water pocket, the inlet tube, the connecting pipe, the outlet pipe, the setting of apopore, when the temperature is higher, protective case, aerify the thermal expansion of sacculus, all can extrude the water pocket, thereby make the water in the water pocket flow to the outlet pipe through the connecting pipe, and spill to protective case's surface by the apopore, imitate the heat dissipation principle of a large amount of perspires of skin, the heat dissipation capacity has.

Drawings

FIG. 1 is a cross-sectional view of the present invention;

FIG. 2 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;

FIG. 3 is an enlarged view taken at B of FIG. 1 in accordance with the present invention;

FIG. 4 is a cross-sectional view of the inside of the heat-shrinkable bag of the present invention;

FIG. 5 is a cross-sectional view within the trachea of the present invention;

FIG. 6 is a cross-sectional view of the interior of the water bladder of the present invention;

fig. 7 is a cross-sectional view of the inside of the outlet pipe of the present invention.

The reference numbers in the figures illustrate:

101. a protective sleeve; 102. connecting holes; 103. a placing groove; 104. connecting the air holes; 105. a spherical groove; 106. inflating the balloon; 201. a heat-shrinkable bag; 202. a balloon is arranged inside; 203. a filler; 204. an air tube; 205. a choke ring; 206. blocking the ball; 207. a support block; 208. connecting blocks; 209. a spring; 210. a dust-proof wire; 211. deflating the strip-shaped bags; 301. a water bladder; 302. a water inlet pipe; 303. a connecting pipe; 304. a water outlet pipe; 305. and (7) water outlet holes.

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. 1-7, a cable protection sleeve with temperature regulation function comprises a protection sleeve 101, a connection hole 102 is formed in the middle of the protection sleeve 101, a plurality of water-drop-shaped placement grooves 103 are embedded in the protection sleeve 101, the protection sleeve 101 is made of polyvinyl chloride, the polyvinyl chloride has the advantages of flame retardance, high chemical resistance, high mechanical strength and good electrical insulation, so that the protection sleeve 101 can comprehensively and multifunctional protect a cable, the placement grooves 103 are made of aluminum alloy, the aluminum alloy has the advantages of light weight and high strength, when the temperature is high, the protection sleeve 101 can be heated to expand to a certain extent, the placement grooves 103 made of the aluminum alloy have high strength, can resist extrusion of the protection sleeve 101, prevent heat shrinkage from reducing and affecting heat dissipation due to reduction of pores between the placement grooves 103 and a thermal shrinkage bag 201, connection air holes 104 are formed in two sides of each placement groove 103, one end of the connecting air hole 104 penetrates through the outer wall of the corresponding placement groove 103 and is communicated with the interior of the placement groove 103, the other end of the connecting air hole 104 is communicated with the connecting hole 102, a heat-shrinkable bag 201 matched with the placement groove 103 is arranged in each placement groove 103, the interior of the heat-shrinkable bag 201 is fixedly connected with the built-in balloon 202, a filler 203 is filled between the outer wall of the built-in balloon 202 and the inner wall of the filler 203, the heat-shrinkable bag 201 is made of a PVC shrink film, the filler 203 is nickel sulfide powder, and when the temperature of the cable surface is high through the placement groove 103, the connecting air hole 104, the heat-shrinkable bag 201 and the filler 203 both have the characteristic of heat shrinkage, so that the pores between the placement groove 103 and the heat-shrinkable bag 201 are enlarged, the heat on the cable surface can be discharged outwards through the connecting air hole 104 and the pores between the placement groove 103 and the, the heat dissipation capacity is increased, the heat dissipation efficiency is improved, hydrogen is filled in the built-in balloon 202, one end of the air pipe 204, which is far away from the built-in balloon 202, is arranged to be in a sealed shape, the top end of the built-in balloon 202 is communicated with the air pipe 204, the air pipe 204 penetrates through the heat-shrinkable balloon 201 and extends to the outside of the protective sleeve 101, the outer wall of the air pipe 204 is fixedly connected with a plurality of dustproof wires 210 which are annularly and uniformly distributed, the dustproof wires 210 are arranged to be in a hair shape, the dustproof wires 210 are made of polyester fibers, the dustproof wires 210 are attached to the surface of the protective sleeve 101, the dustproof wires 210 made of the polyester fibers have a certain dust absorption effect, the dustproof wires 210 can prevent dust from entering the arrangement groove 103 at normal temperature, so that the dust is prevented from blocking a gap between the arrangement groove 103 and the heat-shrinkable balloon 201, the inside of the dustproof wires 210 is fixedly connected with the shriveled strip-shaped balloon, the other end of the shrivelled bar-shaped bag 211 is arranged in a sealing shape, a blocking ring 205 is fixedly connected on the inner wall of the air pipe 204, the middle part of the blocking ring 205 is slidably connected with a matched blocking ball 206, the upper side and the lower side of the blocking ring 205 are respectively provided with two supporting blocks 207 which are respectively fixedly connected on the inner walls of the two sides of the air pipe 204, the outer wall of the blocking ball 206 is fixedly connected with four connecting blocks 208, the four connecting blocks 208 are respectively in one-to-one correspondence with the four supporting blocks 207, and springs 209 are fixedly connected between the connecting blocks 208 and the corresponding supporting blocks 207, the setting of the shrivelled bag 202, the air pipe 204, the blocking ring 205, the blocking ball 206, the supporting blocks 207, the connecting blocks 208, the springs 209 and the shrivelled bar-shaped bag 211 is realized, when the temperature is higher, the shrinkage of the heat-shrinkable bag 201 and the filling agent 203 can simultaneously press the built, then hydrogen gas passes through the holes between the blocking ring 205 and the blocking ball 206 and enters the shrivelled bar-shaped bag 211, the shrivelled bar-shaped bag 211 is inflated to straighten the dust-proof wire 210, so as to prevent the dust-proof wire 210 from influencing heat dissipation, after the temperature is reduced, the built-in balloon 202 rebounds and can suck the blocking ball 206 to move downwards, so as to suck the hydrogen gas back into the built-in bar-shaped bag 202, so that the dust-proof wire 210 is attached to the surface of the protective sleeve 101 again, a spherical groove 105 arranged inside the protective sleeve 101 is arranged between two adjacent arrangement grooves 103, a matched water bag 301 is arranged inside the spherical groove 105, a plurality of inflatable balloons 106 are filled between the inner wall of the spherical groove 105 and the outer wall of the water bag 301, the water bag 301 is filled with water, the top end of the water bag 301 is communicated with a water inlet pipe 302, both sides of the water inlet pipe 302 are provided with connecting pipes 303 communicated with the water bag 301, the water inlet pipe 302 and the connecting pipes 303 penetrate through the outer wall of the, one end of the connecting pipe 303 far away from the water sac 301 is communicated with a water outlet pipe 304, a plurality of water outlet holes 305 are formed in the outer wall of the bottom of the water outlet pipe 304, one end of the water inlet pipe 302 far away from the water sac 301 is arranged to be in an open shape, when raining, rainwater can flow into the water sac 301 through the water inlet pipe 302, so that the water can be conveniently added into the water sac 301, the top end of the water inlet pipe 302 is higher than the water outlet pipe 304, the water passes through the spherical groove 105, the inflatable balloon 106, the water sac 301, the water inlet pipe 302, the connecting pipe 303, the water outlet pipe 304 and the water outlet holes 305, when the temperature is higher, the protective sleeve 101 and the inflatable balloon 106 are heated and expanded, the water sac 301 is squeezed, so that the water in the water sac 301 flows to the water outlet pipe 304 through the connecting pipe 303 and is sprinkled to the surface of the protective sleeve 101.

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

1. The utility model provides a cable protective sheath with temperature regulation function, includes protective sleeve (101), connecting hole (102), its characterized in that have been seted up at the middle part of protective sleeve (101): the dust-proof protective sleeve is characterized in that a plurality of water-drop-shaped placing grooves (103) are embedded in the protective sleeve (101), connecting air holes (104) are formed in two sides of each placing groove (103), one end of each connecting air hole (104) penetrates through the outer wall of the corresponding placing groove (103) and is communicated with the inside of the corresponding placing groove, the other end of each connecting air hole (104) is communicated with a connecting hole (102), a heat-shrinkable bag (201) matched with the placing groove (103) is arranged in each placing groove (103), a built-in balloon (202) is fixedly connected to the inside of each heat-shrinkable bag (201), a filling agent (203) is filled between the outer wall of the built-in balloon (202) and the inner wall of the filling agent (203), the top end of the built-in balloon (202) is communicated with an air pipe (204), the air pipe (204) penetrates through the heat-shrinkable bag (201) and extends to the outside of the protective sleeve (101), and a plurality of dust-proof wires (210) which are uniformly distributed in an, the inside fixedly connected with of dust-proof silk (210) is shriveled bar bag (211), the one end of shriveled bar bag (211) runs through the outer wall of trachea (204) and is linked together rather than inside, the other end of shriveled bar bag (211) sets up to the shape of the mouth, adjacent two all be equipped with spherical groove (105) of seting up in protective sleeve (101) between resettlement groove (103), assorted water pocket (301) have been placed to the inside of spherical groove (105), it has a plurality of sacculus (106) of aerifing to fill between the inner wall of spherical groove (105) and the outer wall of water pocket (301), the inside of water pocket (301) is filled with water, the top intercommunication of water pocket (301) has inlet tube (302), the both sides of inlet tube (302) all are equipped with inside connecting pipe (303) that are linked together of water pocket (301), inlet tube (302) and connecting pipe (303) all run through the outer wall of protective sleeve (101) and extend to the outside of protective sleeve (101), one end of the connecting pipe (303) far away from the water bag (301) is communicated with a water outlet pipe (304), and the outer wall of the bottom of the water outlet pipe (304) is provided with a plurality of water outlet holes (305).

2. A cable sheath with temperature regulation function according to claim 1, characterized in that: the protective sleeve (101) is made of polyvinyl chloride, and the placement groove (103) is made of aluminum alloy.

3. A cable sheath with temperature regulation function according to claim 1, characterized in that: the material of the heat-shrinkable bag (201) is a PVC shrink film, and the filler (203) is nickel sulfide powder.

4. A cable sheath with temperature regulation function according to claim 1, characterized in that: the inner balloon (202) is filled with hydrogen, and one end of the air tube (204) far away from the inner balloon (202) is arranged in a sealed shape.

5. A cable sheath with temperature regulation function according to claim 1, characterized in that: the dustproof wires (210) are hair-shaped, the dustproof wires (210) are made of polyester fibers, and the dustproof wires (210) are attached to the surface of the protective sleeve (101).

6. A cable sheath with temperature regulation function according to claim 1, characterized in that: fixedly connected with blocking ring (205) on the inner wall of trachea (204), the middle part sliding connection of blocking ring (205) has assorted jam ball (206), the upper and lower both sides of blocking ring (205) all are equipped with two supporting shoe (207) of fixed connection respectively on trachea (204) both sides inner wall, four connecting blocks (208) of fixedly connected with on the outer wall of jam ball (206).

7. A cable sheath with temperature regulation function according to claim 6, characterized in that: the four connecting blocks (208) are respectively in one-to-one correspondence with the four supporting blocks (207), and springs (209) are fixedly connected between the connecting blocks (208) and the corresponding supporting blocks (207).

8. A cable sheath with temperature regulation function according to claim 1, characterized in that: one end of the water inlet pipe (302) far away from the water bag (301) is arranged to be open, and the top end of the water inlet pipe (302) is higher than the water outlet pipe (304).