CN113517666B - Light-reducing power cable protection pipe - Google Patents
Light-reducing power cable protection pipe Download PDFInfo
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- CN113517666B CN113517666B CN202110877349.3A CN202110877349A CN113517666B CN 113517666 B CN113517666 B CN 113517666B CN 202110877349 A CN202110877349 A CN 202110877349A CN 113517666 B CN113517666 B CN 113517666B
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- fixedly connected
- cable
- heat
- protection tube
- light
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G7/00—Overhead installations of electric lines or cables
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
- F16F15/067—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
Abstract
The invention discloses a light-reducing power cable protection pipe, belonging to the field of power cables, which can realize that when the protection pipe is eroded by external heat, the heat is firstly led into cooling liquid in an air bag to reduce the temperature of the led heat, and when the temperature is too high, the heat can be firstly absorbed by a graphene layer, the absorbed heat is led into a memory spring through a fixing plate, then the memory spring deforms and stretches, and simultaneously the heat is led into a rubber bag, ammonium chloride powder expands when the rubber bag receives the heat, the fixing plate and a heat insulation plate are fully supported, when the protection pipe is impacted, the air bag is firstly extruded, the impact force is preliminarily relieved, then the ammonium chloride powder is conducted to the fixing plate, and the impact force is secondarily absorbed by the rubber bag, therefore, the pressure of an external impact object can be relieved while heat is dissipated.
Description
Technical Field
The invention relates to the field of power cables, in particular to a light-reducing power cable protection pipe.
Background
The power cable is used for transmitting and distributing electric energy, the power cable is commonly used for urban underground power grids, power station leading-out lines, power supply inside industrial and mining enterprises and transmission lines under river-crossing seawater, the proportion of the cable in the power line is gradually increased, the power cable is a cable product used for transmitting and distributing high-power electric energy in a trunk line of a power system, and comprises various voltage grades of 1-500KV and above, and various insulated power cables, the cable protection pipe is a metal protection pipe which is laid on the outer layer of the cable and has certain mechanical strength, the cable protection pipe is mainly arranged at a section where the communication cable and the power line are crossed, the power line is prevented from being broken to cause short circuit accidents, the communication cable and a steel wire rope are electrified, so as to protect the cable, a switch and a machine core plate from being burnt out, and the magnetic field interference of the power line is also isolated to a certain extent.
In prior art, when the high altitude cable is used, the leather sheath outside the cable can be aged due to external temperature or other factors because of being exposed outside for a long time, the cable inside is exposed outside, the cable is damaged, and the labor cost of enterprises is increased.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems in the prior art, the invention aims to provide a light-reducing power cable protection pipe, which can be used for sleeving a protection pipe outside a cable sleeve before the cable sleeve is used, then when the protection pipe is eroded by external heat, heat is firstly led into a cavity, then the led-in heat is cooled by cooling liquid in an air bag, when the temperature is too high, the heat can further permeate into the protection pipe, the heat can be absorbed by a graphene layer after permeating, the absorbed heat is led onto a memory spring through a fixing plate, then the memory spring deforms and stretches out, and simultaneously the heat can be led onto a rubber bag, ammonium chloride powder expands when the rubber bag is heated, the fixing plate and a heat insulation plate are fully supported, and the outside of the protection pipe is possibly collided due to the impact of foreign matters in high altitude, can extrude the gasbag earlier when the protective tube receives the striking, carry out preliminary alleviating to its impact force, can conduct the impact force to the fixed plate afterwards on, carry out secondary shock attenuation to it by the rubber bag to this can reach and alleviate the pressure of external impact thing in the radiating time.
2. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
A light-reducing type power cable protection tube comprises a cable sleeve, wherein the inner wall of the cable sleeve is fixedly connected with a plurality of uniformly distributed separation plates, cables are fixedly connected among the separation plates, the outer side of the cable sleeve is sleeved with the protection tube, a cavity is formed in the protection tube, a plurality of uniformly distributed air bags are arranged in the cavity, cooling liquid is filled in the air bags, pull ropes are fixedly connected among the air bags, one side of the cavity, close to the cable sleeve, is fixedly connected with a graphene layer, the graphene layer is positioned in the protection tube, the inner wall of the graphene layer is fixedly connected with a plurality of uniformly distributed pressing blocks, the inner wall of the graphene layer is fixedly connected with a fixing plate, the fixing plate is positioned among the pressing blocks, one end, close to the cable sleeve, of each pressing block is provided with a heat insulation plate, a plurality of uniformly distributed rubber bag bags are arranged between each heat insulation plate and the fixing plate, the rubber bag is positioned among the plurality of pressing blocks, ammonium chloride powder is filled in the rubber bag, a plurality of memory springs which are uniformly distributed are fixedly connected to the inner wall of the fixing plate, the memory springs are fixedly connected with the rubber bag, the protection pipe is firstly sleeved outside the cable sleeve before the cable sleeve is used, then when the protection pipe is corroded by external heat, the heat is firstly led into the cavity, then the led-in heat is cooled by cooling liquid in the air bag, when the temperature is too high, the heat can further permeate into the protection pipe, the protection pipe can be firstly absorbed by the graphene layer after the heat permeates, the absorbed heat is led into the memory springs through the fixing plate, then the memory springs deform and stretch out, the heat can be led into the rubber bag at the same time, and the ammonium chloride powder can expand when the rubber bag receives the heat, can be with propping fully between fixed plate and the heat insulating board, in the high altitude, probably lead to the protection tube outside to receive the offend because of the striking of foreign matter, can extrude the gasbag earlier when the protection tube receives the striking, carry out preliminary alleviating to its impact force, can conduct the impact force to the fixed plate afterwards on, carry out the secondary shock attenuation to it by the rubber bag to this can reach can alleviate the pressure of the impact thing of external world in the radiating time.
Furthermore, a plurality of evenly distributed bottom blocks are fixedly connected to the inner wall of the heat insulation plate, a connecting block is fixedly connected to one end, close to the cable sleeve, of each bottom block, a plurality of evenly distributed bases are fixedly connected to the inside of the protection tube, the bases are located on the outer side of the cable sleeve, grooves are formed in one ends, far away from the cable sleeve, of the bases, extension springs are fixedly connected to the inner bottom ends of the grooves, the extension springs are fixedly connected with the connecting blocks, when the protection tube is impacted, deformation of the air bags and the rubber bag is preliminarily relieved, so that a heat insulation layer inside the protection tube is protected from being damaged, when impact force is further conducted, the bottom blocks can be pressed downwards through reduction of the heat insulation plate, the extension springs are compressed by the connecting blocks, accordingly, the received impact force is relieved, and the impact force on the cable sleeve can be reduced to the greatest extent, the service life of the cable is prolonged.
Further, the protection tube is externally provided withThe side is coated with a protective coating which contains a component formula A2B2O7The oxide is made as the material of main part, establishes at the outside of cable cover after at the protection tube cover, can make the protection tube preferentially receive the erosion of high temperature, in order to make the protection tube can be better protect the cable cover, the accessible protection cladding material is brushed the protection tube surface, carries out preliminary separation to the heat that the protection tube received.
Further, protection pipe inner wall fixedly connected with guard ring, the guard ring is located the outside of cable cover, and after the protection pipe received thermal erosion or impact, can have heat or impact force conduction to the cable cover on, for making the cable cover can further reduce the influence that receives these factors, the outer end of cable cover is protected to the accessible guard ring to this makes the further reduction of external factor that the cable cover received.
Further, the briquetting is close to the one end fixedly connected with gasket of cable cover, the gasket is located the outside of heat insulating board, when the briquetting takes place to push down because of the striking that the protection tube received, can make the briquetting contact the extrusion to the heat insulating board, in order to make briquetting and heat insulating board because of strikeing the contact back, can effectual reduction briquetting be alleviated the wearing and tearing on the surface of heat insulating board, the accessible gasket is alleviated to the life of this extension heat insulating board.
Further, fixedly connected with conducting strip between fixed plate and the graphite alkene layer, the conducting strip is located between a plurality of support blocks, and when graphite alkene layer absorbed the heat that the protection tube conducts, can be with heat leading-in on the fixed plate, in order to make graphite alkene layer with heat leading-in faster, accessible conducting strip is with heat more fast on graphite alkene layer, the efficient leading-in to the fixed plate on, then make the fixed plate can be better give memory spring with heat conduction.
Further, a plurality of evenly distributed's damping spring of fixedly connected with in the protection tube, damping spring is located between heat insulating board and the guard ring, when the heat insulating board pushes down, in order to make the shock attenuation effect that brings between bottom block and the base better, the damping effect that brings between accessible damping spring coming further improvement bottom block and the base.
Further, the one end fixedly connected with rubber circle that the bottom block is close to the cable cover, the outside at the connecting block is established to rubber circle cover, receives the punching press back when the bottom block, when descending, can make bottom block and base take place the striking, probably leads to the base upper end to take place wearing and tearing, comes to protect the striking between bottom block and the base in order to alleviate this condition accessible rubber circle to this reduces the base and receives wearing and tearing.
Further, the connecting block is close to the one end fixedly connected with separation blade of cable cover, separation blade and extension spring fixed connection, when the connecting block is when extrudeing extension spring, in order to make the connecting block more stable to extension spring's extrusion, the accessible is add the separation blade and is improved the connecting block and to extension spring extruded area to this makes extension spring difficult emergence when pushing down sideslip.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) the scheme is that before the cable sleeve is used, the protection tube is firstly sleeved outside the cable sleeve, then when the protection tube is corroded by external heat, the heat is firstly led into the cavity, then the led-in heat is cooled by cooling liquid in the air bag, when the temperature is too high, the heat can further permeate into the protection tube, after the heat permeates, the protection tube can be firstly absorbed by the graphene layer, the absorbed heat is led onto the memory spring through the fixing plate, then the memory spring deforms and stretches, the heat can be led onto the rubber bag, the ammonium chloride powder can expand when the rubber bag receives the heat, the fixing plate and the heat insulation plate can be fully supported, in high altitude, the external part of the protection tube is possibly collided due to the collision of foreign matters, the air bag can be firstly extruded when the protection tube is collided, and the impact force of the air bag is preliminarily relieved, then the impact force is transmitted to the fixing plate, and the rubber bag carries out secondary shock absorption on the fixing plate, so that the pressure of an external impact object can be relieved while heat dissipation is achieved.
(2) The inner wall of the heat insulation plate is fixedly connected with a plurality of evenly distributed bottom blocks, one end of each bottom block close to the cable sleeve is fixedly connected with a connecting block, a plurality of evenly distributed bases are fixedly connected in the protective tube, the bases are positioned at the outer side of the cable sleeve, one end of each base far away from the cable sleeve is provided with a groove, the bottom end of each groove is fixedly connected with an extension spring, and the extension springs are fixedly connected with the connecting blocks, when the protection tube is impacted, the deformation of the air bag and the rubber bag is primarily relieved, so that the heat insulation layer in the protection tube is not easy to damage, when the impact force is further conducted, the bottom block can be pressed down through the descending of the heat insulation plate, so that the connecting block compresses the extension spring, the received impact force is relieved, therefore, the impact force on the cable sleeve can be reduced to the greatest extent, and the service life of the cable is prolonged.
(3) The outer side of the protective tube is coated with a protective coating which adopts a composition formula A2B2O7The oxide is made as the material of main part, establishes at the outside of cable cover after at the protection tube cover, can make the protection tube preferentially receive the erosion of high temperature, in order to make the protection tube can be better protect the cable cover, the accessible protection cladding material is brushed the protection tube surface, carries out preliminary separation to the heat that the protection tube received.
(4) The protective tube inner wall fixedly connected with guard ring, the guard ring is located the outside of cable cover, and after the protective tube received thermal erosion or impact, can have got heat or impact force conduction to cable cover on, receives the influence of these factors in order to make the cable cover can further reduction, and accessible guard ring protects the outer end of cable cover to this makes the further reduction of external factor that the cable cover received.
(5) The one end fixedly connected with gasket that the briquetting is close to the cable cover, the gasket is located the outside of heat insulating board, when the briquetting takes place to push down because of the striking that the protection tube received, can make the briquetting contact the extrusion to the heat insulating board, in order to make briquetting and heat insulating board because of strikeing the contact back, can effectual reduction briquetting be alleviated the wearing and tearing on the surface of heat insulating board, the accessible gasket to this life who prolongs the heat insulating board.
(6) Fixedly connected with conducting strip between fixed plate and the graphite alkene layer, the conducting strip is located between a plurality of support blocks, when graphite alkene layer absorbs the heat that the protection tube conducts, can be with heat leading-in on the fixed plate, in order to make graphite alkene layer with heat leading-in faster, accessible conducting strip is with heat more quick on graphite alkene layer, the efficient is leading-in to the fixed plate on, then make the fixed plate can be better give memory spring with heat conduction.
(7) The damping spring of a plurality of evenly distributed of fixedly connected with in the protection tube, damping spring are located between heat insulating board and the guard ring, when the heat insulating board pushes down, in order to make the shock attenuation effect that brings better between bottom block and the base, the accessible damping spring comes the further shock attenuation effect that brings between improvement bottom block and the base.
(8) The one end fixedly connected with rubber circle that the bottom block is close to the cable cover, the outside at the connecting block is established to rubber circle cover, receives the punching press back when the bottom block, when descending, can make bottom block and base take place the striking, probably leads to the base upper end to take place wearing and tearing, comes to protect the striking between bottom block and the base in order to alleviate this condition accessible rubber circle to this reduces the base and receives wearing and tearing.
(9) The connecting block is close to the one end fixedly connected with separation blade of cable cover, separation blade and extension spring fixed connection, when the connecting block is extruding extension spring, in order to make the connecting block to extension spring's extrusion stability more, the accessible is add the separation blade and is improved the connecting block to extension spring extruded area to this makes extension spring difficult emergence when pushing down sideslip.
Drawings
FIG. 1 is a schematic plan view of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a schematic view of the protective tube structure of the present invention;
FIG. 4 is a partial schematic view of the present invention;
FIG. 5 is an enlarged view of the point A in FIG. 4;
FIG. 6 is a schematic view of the structure of the extrusion block of the present invention.
The reference numbers in the figures illustrate:
1 cable sleeve, 2 partition boards, 3 cable wires, 4 protection pipes, 401 protection plating, 402 protection rings, 5 cavities, 6 air bags, 7 cooling liquid, 8 pull ropes, 9 graphene layers, 10 pressing blocks, 1001 gaskets, 11 fixing plates, 1101 heat conducting sheets, 12 heat insulation boards, 1201 damping springs, 13 rubber bags, 14 ammonium chloride powder, 15 memory springs, 16 bottom blocks, 1601 rubber rings, 17 connecting blocks, 1701 baffle plates, 18 bases, 19 grooves and 20 extension springs.
Detailed Description
The drawings in the embodiments of the invention will be combined; the technical scheme in the embodiment of the invention is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the invention; rather than all embodiments, are based on the embodiments of the invention; 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. 1-5, a light-reducing power cable protection tube comprises a cable sheath 1, wherein a plurality of uniformly distributed partition plates 2 are fixedly connected to the inner wall of the cable sheath 1, a cable 3 is fixedly connected between the partition plates 2, a protection tube 4 is sleeved on the outer side of the cable sheath 1, a cavity 5 is formed in the protection tube 4, a plurality of uniformly distributed air bags 6 are arranged in the cavity 5, a cooling liquid 7 is filled in the air bags 6, a pull rope 8 is fixedly connected between the air bags 6, a graphene layer 9 is fixedly connected to one side of the cavity 5 close to the cable sheath 1, the graphene layer 9 is positioned in the protection tube 4, a plurality of uniformly distributed pressing blocks 10 are fixedly connected to the inner wall of the graphene layer 9, a fixing plate 11 is fixedly connected to the inner wall of the graphene layer 9, the fixing plate 11 is positioned between the pressing blocks 10, a heat insulation plate 12 is arranged at one end of the pressing block 10 close to the cable sheath 1, and the heat insulation plate 12 is positioned on the outer side of the cable sheath 1, a plurality of uniformly distributed rubber bag bags 13 are arranged between the heat insulation plate 12 and the fixing plate 11, the rubber bag bags 13 are positioned between a plurality of pressing blocks 10, ammonium chloride powder 14 is filled in the rubber bag bags 13, a plurality of uniformly distributed memory springs 15 are fixedly connected to the inner wall of the fixing plate 11, the memory springs 15 are fixedly connected with the rubber bag bags 13, the protection tube 4 is firstly sleeved outside the cable sleeve 1 before the cable sleeve 1 is used, then when the protection tube 4 is eroded by external heat, the heat is firstly led into the cavity 5, then the led-in heat is cooled by the cooling liquid 7 in the air bag 6, when the temperature is too high, the heat further penetrates into the protection tube 4, the heat can be firstly absorbed by the graphene layer 9 after the heat penetrates into the protection tube, the absorbed heat is led into the memory springs 15 through the fixing plate 11, and then the memory springs 15 deform and stretch out, will be simultaneously with on the leading-in rubber bag 13 of heat, and ammonium chloride powder 14 can take place the inflation when rubber bag 13 receives the heat, can prop fully between fixed plate 11 and heat insulating board 12, in the high altitude, probably lead to the protection tube 4 outside to receive the clashing into because of the striking of foreign matter, can extrude gasbag 6 earlier when protection tube 4 receives the striking, carry out preliminary alleviating to its impact force, can conduct the impact force to fixed plate 11 afterwards, carry out the secondary shock attenuation to it by rubber bag 13, can reach when the heat dissipation and alleviate the pressure of external impact thing.
Referring to fig. 6, a plurality of bottom blocks 16 are fixedly connected to the inner wall of a heat insulation board 12, the bottom blocks 16 are uniformly distributed, a connection block 17 is fixedly connected to one end of each bottom block 16 close to a cable sheath 1, a plurality of bases 18 are fixedly connected to the inside of a protection tube 4, the bases 18 are located on the outer side of the cable sheath 1, a groove 19 is cut in one end of each base 18 far away from the cable sheath 1, an extension spring 20 is fixedly connected to the inner bottom end of the groove 19, the extension spring 20 is fixedly connected to the connection block 17, when the protection tube 4 is impacted, the deformation of the airbag 6 and the rubber bag 13 is primarily relieved, so that a heat insulation layer inside the protection tube 4 is not easily damaged, when impact force is further transmitted, the bottom blocks 16 are pressed down by the descending of the protection tube 12, so that the connection block 17 compresses the extension spring 20, thereby relieving the impact force received, and further reducing the impact force received by the cable sheath 1 to the greatest extent, the service life of the cable 3 is prolonged.
Referring to fig. 1-3, a protective plating layer 401 is coated on the outer side of the protective tube 4, the protective plating layer 401 is made of a material containing an oxide having a composition formula of A2B2O7 as a main body, after the protective tube 4 is sleeved on the outer portion of the cable jacket 1, the protective tube 4 is preferentially corroded by high temperature, in order to better protect the cable jacket 1 by the protective tube 4, the surface of the protective tube 4 is coated by the protective plating layer 401 to primarily block heat received by the protective tube 4, a protective ring 402 is fixedly connected to the inner wall of the protective tube 4, the protective ring 402 is located on the outer side of the cable jacket 1, when the protective tube 4 is corroded or impacted by heat, heat or impact force is transmitted to the cable jacket 1, in order to further reduce the influence of the cable jacket 1 by these factors, the outer end of the cable jacket 1 can be protected by the protective ring 402, therefore, the external factors on the cable sleeve 1 are further reduced, the plurality of damping springs 1201 which are uniformly distributed are fixedly connected in the protection tube 4, the damping springs 1201 are located between the heat insulation plate 12 and the protection ring 402, and when the heat insulation plate 12 is pressed down, in order to enable the damping effect brought between the bottom block 16 and the base 18 to be better, the damping effect brought between the bottom block 16 and the base 18 can be further improved through the damping springs 1201.
Referring to fig. 5, a gasket 1001 is fixedly connected to one end of the pressing block 10 close to the cable sheath 1, the gasket 1001 is located outside the thermal insulation board 12, when the pressing block 10 is pressed down due to the impact of the protection tube 4, the pressing block 10 can contact and extrude the thermal insulation board 12, in order to effectively reduce the abrasion of the pressing block 10 to the surface of the thermal insulation board 12 after the pressing block 10 contacts the thermal insulation board 12 due to the impact, the gasket 1001 can be used for alleviating the service life of the thermal insulation board 12, so as to prolong the service life of the thermal insulation board 12, a heat conduction sheet 1101 is fixedly connected between the fixing plate 11 and the graphene layer 9, the heat conduction sheet 1101 is located between the pressing blocks 10, when the graphene layer 9 absorbs the heat conducted by the protection tube 4, the heat can be conducted on the fixing plate 11, in order to make the graphene layer 9 conduct the heat more quickly, the heat on the graphene layer 9 can be conducted more quickly through the heat conduction sheet 1101, is efficiently introduced into the fixing plate 11, and then the fixing plate 11 can better conduct heat to the memory spring 15.
Referring to fig. 6, one end of the bottom block 16 close to the cable sheath 1 is fixedly connected with a rubber ring 1601, the rubber ring 1601 is sleeved on the outer side of the connecting block 17, when the bottom block 16 is lowered after being punched, the bottom block 16 is caused to collide with the base 18, which may lead to wear of the upper end of the foot 18, to be relieved by the rubber ring 1601 protecting the shoe 16 from impact with the foot 18, so as to reduce the abrasion of the base 18, one end of the connecting block 17 close to the cable sheath 1 is fixedly connected with a baffle 1701, the baffle 1701 is fixedly connected with an extension spring 20, when the connecting block 17 is pressing the extension spring 20, in order to make the pressing of the connecting block 17 to the extension spring 20 more stable, the stopper 1701 may be additionally provided to increase the area of the connecting block 17 against which the extension spring 20 is pressed, thereby making the extension spring 20 less likely to slide sideways when pressed down.
The above; but are merely preferred embodiments of the invention; the scope of the invention 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 invention are equally replaced or changed; are intended to be covered by the scope of the present invention.
Claims (9)
1. The utility model provides a formula of falling light power cable protection pipe, includes cable cover (1), its characterized in that: the cable sleeve is characterized in that a plurality of uniformly distributed partition plates (2) are fixedly connected to the inner wall of the cable sleeve (1), a plurality of cable wires (3) are fixedly connected between the partition plates (2), a protection tube (4) is sleeved on the outer side of the cable sleeve (1), a cavity (5) is formed in the protection tube (4), a plurality of uniformly distributed air bags (6) are arranged in the cavity (5), cooling liquid (7) is filled in the air bags (6), a pull rope (8) is fixedly connected between the air bags (6), a graphene layer (9) is fixedly connected to one side, close to the cable sleeve (1), of the cavity (5), the graphene layer (9) is located in the protection tube (4), a plurality of uniformly distributed pressing blocks (10) are fixedly connected to the inner wall of the graphene layer (9), and a fixing plate (11) is fixedly connected to the inner wall of the graphene layer (9), the fixing plate (11) is located between a plurality of pressing blocks (10), one end of each pressing block (10) close to the cable sleeve (1) is provided with a heat insulation plate (12), the heat insulation plate (12) is located on the outer side of the cable sleeve (1), a plurality of uniformly distributed rubber bag bags (13) are arranged between the heat insulation plates (12) and the fixing plate (11), the rubber bag bags (13) are located between the pressing blocks (10), ammonium chloride powder (14) is filled in the rubber bag bags (13), a plurality of uniformly distributed memory springs (15) are fixedly connected to the inner wall of the fixing plate (11), and the memory springs (15) are fixedly connected with the rubber bag bags (13).
2. The light-reducing power cable protection tube of claim 1, wherein: heat insulating board (12) inner wall fixedly connected with a plurality of evenly distributed's end piece (16), end piece (16) are close to one end fixedly connected with connecting block (17) of cable sheathing (1), a plurality of evenly distributed's of fixedly connected with base (18) in protection tube (4), base (18) are located the outside of cable sheathing (1), the one end that cable sheathing (1) were kept away from in base (18) is dug fluted (19), bottom end fixedly connected with extension spring (20) in recess (19), extension spring (20) and connecting block (17) fixed connection.
3. The light-reducing power cable protection tube of claim 1, wherein: the outer side of the protection tube (4) is coated with a protection coating (401), and the protection coating (401) adopts a coating composition formula A2B2O7Oxide as a main material.
4. The light-reducing power cable protection tube of claim 1, wherein: the inner wall of the protection tube (4) is fixedly connected with a protection ring (402), and the protection ring (402) is located on the outer side of the cable sleeve (1).
5. The light-reducing power cable protection tube of claim 1, wherein: one end, close to the cable sleeve (1), of the pressing block (10) is fixedly connected with a gasket (1001), and the gasket (1001) is located on the outer side of the thermal insulation plate (12).
6. The light-reducing power cable protection tube of claim 1, wherein: the fixing plate (11) and the graphene layer (9) are fixedly connected with a heat conducting sheet (1101), and the heat conducting sheet (1101) is located between the pressing blocks (10).
7. The light-reducing power cable protection tube of claim 1, wherein: a plurality of uniformly distributed damping springs (1201) are fixedly connected in the protection tube (4), and the damping springs (1201) are located between the heat insulation plate (12) and the protection ring (402).
8. The light-reducing power cable protection tube of claim 2, wherein: bottom block (16) are close to one end fixedly connected with rubber ring (1601) of cable sheathing (1), the outside at connecting block (17) is established in rubber ring (1601) cover.
9. The light-reducing power cable protection tube of claim 2, wherein: one end of the connecting block (17) close to the cable sleeve (1) is fixedly connected with a baffle sheet (1701), and the baffle sheet (1701) is fixedly connected with an extension spring (20).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110877349.3A CN113517666B (en) | 2021-07-31 | 2021-07-31 | Light-reducing power cable protection pipe |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110877349.3A CN113517666B (en) | 2021-07-31 | 2021-07-31 | Light-reducing power cable protection pipe |
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| CN113517666A CN113517666A (en) | 2021-10-19 |
| CN113517666B true CN113517666B (en) | 2022-05-06 |
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| CN114390823A (en) * | 2021-12-29 | 2022-04-22 | 卢志成 | Information processing equipment for industrial internet big data |
| CN116344962B (en) * | 2023-02-07 | 2024-03-01 | 深圳市神通天下科技有限公司 | Winding type lithium ion battery |
| CN116937429B (en) * | 2023-08-07 | 2024-02-02 | 江苏易鼎电力科技有限公司 | Heat-resistant overhead transmission line wire tensioning equipment |
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| CN113517666A (en) | 2021-10-19 |
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