CN113746050A - Transmission line defroster - Google Patents
Transmission line defroster Download PDFInfo
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- CN113746050A CN113746050A CN202111310144.3A CN202111310144A CN113746050A CN 113746050 A CN113746050 A CN 113746050A CN 202111310144 A CN202111310144 A CN 202111310144A CN 113746050 A CN113746050 A CN 113746050A
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- power transmission
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- deicing
- knocking
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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
- H02G7/16—Devices for removing snow or ice from lines or cables
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Abstract
The application discloses transmission line defroster, transmission line defroster include support body, walking subassembly, heating element and strike the subassembly. The frame body is provided with a deicing cavity for accommodating the power transmission line, the power transmission line penetrates through the deicing cavity, the side part of the frame body is provided with a wire inlet opening communicated with the deicing cavity, and the wire inlet opening is used for enabling the power transmission line to enter and exit the deicing cavity; the walking assembly is positioned in the deicing cavity and connected with the frame body, the walking assembly comprises a plurality of pulleys, the plurality of pulleys are sequentially arranged along the extending direction of the power transmission line, grooves for clamping the power transmission line are formed in the peripheral sides of the pulleys, and the power transmission line is positioned in the grooves; the heating assembly is positioned between any two pulleys and is fixed on the frame body, the heating assembly comprises a heating element, and part of the heating element is arranged around the periphery of the power transmission line; the knocking assembly is located in the deicing cavity and connected with the frame body, and the knocking assembly is used for knocking the ice coating on the power transmission line after the power transmission line is heated.
Description
Technical Field
The application relates to the field of power transmission line deicing, in particular to a power transmission line deicing device.
Background
The ocean area accounts for nearly seven percent of the surface area of the earth, and the ocean has abundant wind power resources and large wind power. The ocean wind power is utilized to generate electricity, clean energy of the ocean is reasonably developed and utilized, and the method is a main direction of research in the field of modern power generation.
Wind power generation is a main power source of ships and offshore residents, and brings great convenience to normal operation of the ships and life of the offshore residents. Meanwhile, the safety of power transmission is also generally regarded, but when the temperature is lower, the icing of the high-voltage line seriously affects the remote transmission of the power, and brings great inconvenience to the normal operation of a power grid.
Disclosure of Invention
The embodiment of the application provides a power transmission line deicing device, which can solve the problem that the icing of an ocean wind power generation power transmission line influences the remote transmission of electric power.
The embodiment of the application provides a transmission line defroster, and transmission line defroster includes support body, walking subassembly, heating element and strikes the subassembly.
The support body has the deicing chamber that is used for holding transmission line, and transmission line wears to locate the deicing chamber, and the inlet wire opening that is linked together with the deicing chamber is seted up to the lateral part of support body, and the inlet wire opening is used for supplying transmission line business turn over deicing chamber.
The walking assembly is located the inside in deicing chamber, and is connected with the support body, and the walking assembly includes a plurality of pulleys, and a plurality of pulleys are arranged along transmission line's extending direction in proper order, and the week side of pulley is offered and is used for centre gripping transmission line's recess, and transmission line is located the recess.
The heating assembly is positioned between any two pulleys and is fixed on the frame body, the heating assembly comprises a heating element and a fixing element, and the heating element is connected with the frame body through the fixing element; the heating member includes the portion of bending, and the whole of the portion of bending is the U-shaped, and the portion of bending sets up around transmission line week side.
The knocking assembly is positioned in the deicing cavity and connected with the frame body, and is used for knocking the ice coating on the power transmission line after the power transmission line is heated; the knocking assembly comprises a connecting rod and a plurality of knocking rods, the connecting rod extends along the extending direction of the power transmission line and is rotatably connected to the frame body, the plurality of knocking rods are distributed along the peripheral side of the connecting rod, and one end of each knocking rod is fixed to the connecting rod; one end of the knocking rod, which is far away from the connecting rod, is provided with a knocking belt which is used for being in contact with the power transmission line to knock the ice coating on the power transmission line, and the knocking belt is a flexible belt.
In some embodiments, the walking assembly further comprises a connector and a spring.
The connecting piece is telescopically connected on the frame body, the pulley is rotatably connected on the connecting piece and is far away from one side of the frame body, and the spring is located on the periphery of the connecting piece and is located between the pulley and the frame body.
Based on above-mentioned embodiment, utilize the cushion force of spring, adjustable walking subassembly removes the angle on transmission line, makes the pulley even running on transmission line to avoid transmission line to rock, guarantee that the electric energy is carried in transmission line stably.
In some embodiments, the heating member is a plurality of heating members, and the plurality of heating members are arranged along a direction in which the power transmission line extends.
Based on above-mentioned embodiment, a plurality of heating members increase and carry out the distance of heating to transmission line, heat longer transmission line simultaneously, can shorten the heating time to transmission line, improve deicing efficiency.
In some embodiments, the deicing mechanism further comprises a flying mechanism connected to opposite sides of the frame body, the flying mechanism being configured to drive the frame body to the power transmission line position.
Based on above-mentioned embodiment, flight mechanism can transport deicing mechanism to the power transmission line position, need not workman scene installation deicing mechanism, has ensured operator's personal safety and has saved the manpower.
In some embodiments, the flying mechanism includes a motor and a rotor blade, and a drive shaft of the motor is drivingly connected to the rotor blade.
In some embodiments, the deicing mechanism further comprises a real-time imaging mechanism, the real-time imaging mechanism is used for detecting the position of the deicing mechanism and the icing condition of the power transmission line, the real-time imaging mechanism comprises a base and a camera, the base is fixed on the frame body, and the camera is rotatably connected to the base.
Based on the embodiment, the real-time imaging mechanism can identify the position of the box body relative to the power transmission line and make angle adjustment in real time so as to enable the flying mechanism to be accurately hung on the power transmission line; meanwhile, the real-time imaging mechanism is used for monitoring the icing condition of the power transmission line and the deicing effect of the power transmission line after deicing in real time, so that the deicing mechanism can be adjusted in time, and the deicing efficiency is improved while the deicing quality is ensured.
In some embodiments, the deicing mechanism further comprises a power supply part for supplying electric energy, and a damper, wherein the power supply part is detachably connected to one side of the frame body away from the walking assembly, and the damper is positioned on one side of the frame body away from the walking assembly and close to the power supply part.
Based on above-mentioned embodiment, power spare detachably installs in the bottom of support body, and the power spare of the required electric energy selection adaptation of icing on the transmission line is cleared away through calculating needs, is convenient for maintain power spare, and then improves power spare's life.
Power supply unit and attenuator are located the support body and keep away from walking subassembly one side, the counter weight of multiplicable support body, and then make the weight of support body concentrate on keeping away from walking subassembly one side, and great counter weight makes the support body hang comparatively steadily on the transmission line, avoids walking the emergence on transmission line at walking subassembly and rocks the ground condition.
Based on wind power generation set in this application, transmission line enters into the deicing chamber through the inlet wire opening, make transmission line wear to locate the deicing intracavity, so that the frame body hangs through the pulley and locates transmission line, and then the walking subassembly drives the frame body and removes on transmission line, simple structure and easily cooperation between the two, improve the practicality of deicing structure and with transmission line complex convenience, heating element sets up between the internal face of transmission line and frame body, and be located between two arbitrary pulleys, heating element is used for heating the icing of transmission line week side, so that the icing melts and breaks away from with transmission line. The knocking component is located between the two pulleys and located on the downstream of the heating component, and the knocking component is used for knocking the ice on the power transmission line after the power transmission line is heated so as to enable the ice to be separated from the power transmission line. The heated power transmission line has the advantages that part of ice coated on the peripheral side of the power transmission line is not separated from the power transmission line and has certain adhesive force, and the knocking component is used for knocking the ice coated on the power transmission line after the power transmission line is heated so as to enable the ice coated to be completely separated from the power transmission line; the plurality of knocking rods can continuously knock the power transmission line, so that ice coated on the power transmission line can be separated from the power transmission line as soon as possible, and the knocking belt is a flexible belt and has certain flexibility, so that the power transmission line can be prevented from being damaged due to rigid contact with the power transmission line. The deicing mechanism is simple in overall structure, all mechanisms sequentially treat the ice coating on the power transmission line, the connection is orderly, and the deicing efficiency of the deicing mechanism on the power transmission line is improved.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic overall structure diagram of a deicing device for a power transmission line according to the present application;
FIG. 2 is a schematic view of the structure of FIG. 1 from another angle (omitting the flight mechanism);
FIG. 3 is an enlarged view of the structure at B in FIG. 2;
FIG. 4 is a schematic structural view of a heating assembly;
FIG. 5 is a schematic structural view of the knocking assembly (with the connecting rod driving motor omitted);
fig. 6 is an enlarged schematic view of a portion a in fig. 1.
Reference numerals:
3. a deicing device for the transmission line;
31. a frame body; 311. a de-icing chamber; 312. an inlet wire opening;
32. a walking assembly; 321. a pulley; 3211. a groove; 3212. a rotating shaft; 322. a pulley support frame; 323. a connecting member; 324. A pulley drive motor;
33. a heating assembly; 331. a heating member; 3311. a holding part; 3312. a bending part; 332. a fixing member;
34. a knocking component; 341. a connecting rod; 342. a knock bar; 343. knocking the belt;
35. a flying mechanism; 351. a rotor blade;
36. a real-time imaging mechanism; 361. a base; 362. a camera;
37. a power supply element; 38. a damper.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
The wind power generation base station is used for converting wind energy into electric energy, the electric energy is transmitted to the electricity storage box through the power transmission line, and the electric energy stored in the electricity storage box is used for normal operation of ships and daily electricity consumption of offshore residents. When the temperature is lower, longer distance has between wind power generation basic station and the electricity storage box, and transmission line's periphery cladding has thicker ice simultaneously and can increase transmission line's heavy burden, leads to the iron tower that supports transmission line to collapse or transmission line's fracture, brings very big inconvenience to the normal operation of electric wire netting.
The application provides a transmission line deicing device, which can solve the problem that long-distance transmission of electric power is influenced after ice is coated on a transmission line in an ocean wind power generation device.
Referring to fig. 1-2, the present application provides a power transmission line deicing device, where the power transmission line deicing device 3 includes a frame body 31, a walking assembly 32, a heating assembly 33, and a knocking assembly 34.
Referring to fig. 1, the frame body 31 may be a box body, a deicing cavity 311 for the power transmission line 2 to pass through is formed in the box body 31, and a wire inlet opening 312 communicated with the deicing cavity 311 and used for the power transmission line 2 to enter and exit the deicing cavity 311 is formed in a side surface of the frame body 31.
Specifically, two opposite sides of support body 31 are run through at the both ends in deicing chamber 311 and with external intercommunication, work as deicing mechanism 3 and the cooperation of transmission line 2, transmission line 2 wears to locate in deicing chamber 311 along the extending direction in deicing chamber 311 in support body 31, inlet wire opening 312 has been seted up for the side of deicing chamber 311 extending direction in the box on support body 31, inlet wire opening 312 and the inside intercommunication in deicing chamber 311, transmission line 2 enters deicing chamber 311 through inlet wire opening 312, make transmission line 2 wear to locate in deicing chamber 311, so that support body 31 hangs and locates transmission line 2, simple structure and easily cooperation between the two, improve deicing mechanism 3's practicality and with transmission line 2 complex convenience, and then can improve deicing mechanism 3's deicing efficiency.
Deicing mechanism 3 need remove along transmission line 2 to clear away the icing on transmission line 2, walking subassembly 32 can drive support body 31 and remove along transmission line 2, and walking subassembly 32 is located between transmission line 2 and support body 31 and is connected with support body 31, and walking subassembly 32 includes a plurality of pulleys 321, and a plurality of pulleys 321 arrange in proper order along transmission line 2's extending direction.
Referring to fig. 1 to 3, a groove 3211 for clamping the power transmission line 2 may be formed on the circumferential side of the pulley 321, and the power transmission line 2 is located in the groove 3211. The transmission line 2 can be clamped in the groove 3211 of the pulley 321, and the pulley 321 supports the transmission line 2 because: the position of the frame body 31 on the power transmission line 2 is sunk due to the gravity of the frame body 31, a certain angle exists between the power transmission line 2 close to the two opposite sides of the frame body 31 and the extending direction of the power transmission line 2 in the deicing cavity 311, the distance between the supported power transmission line 2 and the inner wall surface of the deicing cavity 311 is increased, and therefore the situation that the frame body 31 is in contact with the power transmission line 2 in the moving process along the power transmission line 2 to scratch the power transmission line 2 is avoided, and the frame body 31 can stably run on the power transmission line 2.
The section of the pulley 321 close to the pulley axis is identical to the section of the power transmission line 2, so that the power transmission line 2 is in full contact with the groove 3211, the connection stability between the power transmission line 2 and the groove 3211 is improved, and the pulley 321 can move stably along the power transmission line 2.
The power transmission line 2 is located in the groove 3211 of the pulley 321, and has a supporting effect on the power transmission line 2 located in the frame body 31, and meanwhile, the pulley 321 rotates so that the pulley 321 moves on the power transmission line 2 to drive the frame body 31 to move on the power transmission line 2.
In an embodiment of the present application, there may be two pulleys 321, and the two pulleys 321 are disposed at intervals along the extending direction of the deicing cavity 311 in the box body, and are close to two side faces of the box body, so as to prevent the transmission line 2 from contacting the box body located at two sides of the pulleys 321, and scratching the transmission line 2.
Certainly, the number of the pulleys 321 can be multiple, the multiple pulleys 321 are arranged at intervals along the extending direction of the deicing cavity 311 in the frame body 31, meanwhile, the pulleys 321 are required to be arranged on two side faces close to the box body, the pulleys 321 positioned between the pulleys 321 at two ends can be uniformly distributed to provide support for the power transmission line 2, meanwhile, the grooves 3211 of the multiple pulleys 321 are in contact with the power transmission line 2 to provide driving force for the power transmission line 2 in the deicing cavity 311, and further, the pulleys 321 are convenient to move on the power transmission line 2.
Referring to fig. 2-3, the axis of the pulley 321 is provided with a shaft 3212, the pulley driving motor 324 is located at the bottom of the frame 31, and the output shaft is connected to the shaft 3212 through a belt, and the two are connected through a belt, so as to avoid the two being installed in a compact space, and the pulley driving motor 324 can be installed at a position far from the pulley 321 through the belt connection, and meanwhile, the driving connection between the driving shaft of the pulley driving motor 324 and the shaft 3212 is ensured.
Under the condition that the space allows, the rotating shaft 3212 of the pulley 321 can be connected with the driving shaft of the pulley driving motor 324 through a gear, so that the installation space is compact, and the transmission efficiency of the driving shaft of the pulley driving motor 324 is high.
In some embodiments, the transmission connection between the driving shaft of the pulley driving motor 324 and the rotating shaft 3212 of the pulley 321 is not limited to a belt transmission or a gear transmission, but may be other connection methods known to those skilled in the art, provided that the pulley driving motor 324 drives the pulley 321.
The traveling assembly 32 further includes a connecting member 323 and a spring, the connecting member 323 can be a rod, the pulley 321 is connected with one end of the rod through the pulley support frame 322, the pulley 321 is rotatably connected to the pulley support frame 322, the other end of the pulley 321 extends into the frame body 31 and is far away from one side of the pulley 321, and the end of the pulley 321 is provided with a limiting member, so that the rod is prevented from being separated from the frame body 31 when the rod moves telescopically relative to the frame body 31. The spring is enclosed around the rod, and one end of the spring is connected to the frame 31 and the other end is connected to the pulley support frame 322.
In other embodiments, the pulley support frame 322 may also be directly connected to the frame body 31 through a spring, that is, one end of the spring is fixedly connected to the pulley support frame 322, and the other end is fixedly connected to the frame body 31.
By utilizing the buffering force of the spring, when the extension angle of the power transmission line 2 changes or the ice coating on the surface is uneven, the deicing mechanism 3 can adjust the moving angle of the walking component 32, so that the pulley 321 can run stably on the power transmission line 2, and meanwhile, the power transmission line 2 is prevented from shaking, so that the electric energy can be stably transmitted in the power transmission line 2.
Referring to fig. 2 to 4, the pulley 321 in the walking assembly 32 supports the power transmission line 2 penetrating through the deicing cavity 311, so that a certain distance is formed between the power transmission line 2 and the inner wall surface of the frame body 31. The heating assembly 33 is disposed between the power transmission line 2 and the inner wall surface of the frame body 31 and between any two pulleys 321, and the heating assembly 33 is configured to heat the ice coating on the periphery of the power transmission line 2, so that the ice coating is melted and separated from the power transmission line 2.
The heating assembly 33 includes a fixing member 332 and a heating member 331, and the heating member 331 is connected to the frame body 31 through the fixing member 332. The fixing member 332 may be fixedly coupled to the frame 31 or slidably coupled to the frame 31. The fixing member 332 is fixedly connected to the frame 31, that is, the position of the thermal assembly between the two pulleys 321 is fixed; the fixing member 332 is slidably connected with respect to the frame body 31, i.e. the heating assembly 33 can slide between the two pulleys 321 according to the actual position requirement.
In some embodiments, the number of the heating assemblies 33 between the two pulleys 321 is not limited, and can be appropriately arranged according to the distance between the two pulleys 321 and the actual requirement.
Please refer to fig. 4, the heating element 331 may be connected to a side of the fixing member 332 away from the frame 31, the heating element 331 includes a fixing portion 3311 and a bending portion 3312 connected to the fixing portion 3311, the bending portion 3312 may be U-shaped, two opposite parallel ends of the U-shaped bending portion 3312 are connected to the fixing portion 3311, the fixing portion 3311 may be rod-shaped, one end of the fixing portion 3311 is connected to the bending portion 3312, the other end is connected to the fixing member 332, and the fixing portion 3311 is used to support the bending portion 3312.
The opening of the U-shaped bending part 3312 faces the power transmission line 2, when the power transmission line 2 is clamped in the groove 3211 of the pulley 321, the part of the power transmission line 2 between the two pulleys 321 is positioned in the U-shaped bending part 3312, so that the pulley 321 can heat the ice coated on the peripheral side of the power transmission line 2 under the condition that the pulley 321 clamps and supports the power transmission line 2.
Further, the opening of the U-shaped bending portion 3312 can face downward, so that the box body can be hung on the transmission line 2 conveniently, the transmission line 2 is located in the U-shaped bending portion 3312, the matching convenience between the transmission line 2 and the deicing mechanism 3 is improved, and the deicing efficiency is improved. Meanwhile, the interval between the power transmission line 2 and the U-shaped bending part 3312 is ensured, and the power transmission line 2 is prevented from contacting the U-shaped bending part 3312 to burn the power transmission line 2.
In some embodiments, the shape of the bending portion 3312 is not limited, and it is required to ensure that an opening is formed on the bending portion 3312, so that the transmission line 2 can enter and exit the bending portion 3312 conveniently.
The heating element 331 can be a semiconductor heating element 331, the semiconductor heating element 331 can be a thermocouple formed by connecting an N-type semiconductor material and a P-type semiconductor material, when current passes through the semiconductor heating element 331, the generated heat is transferred to form a hot end, and the hot end heats the power transmission line 2 so as to melt the ice coated on the power transmission line 2; the cold end of the semiconductor heating element 331 can be used for cooling and radiating a control system of the deicing structure, so as to provide a suitable operating environment for the control system and improve the control performance of the deicing mechanism 3.
In some embodiments, the same fixing member 332 may be provided with a plurality of heating members 331, and the plurality of heating members 331 are arranged along the extending direction of the power transmission line 2, and by increasing the number of the heating members 331, the heating length of the ice-coated power transmission line 2 may be lengthened, and by providing a plurality of fixing members 332, the heating distance of the power transmission line 2 may be increased, so that the longer power transmission line 2 may be heated at the same time, the heating time of the power transmission line 2 is shortened, and the deicing efficiency is improved.
In some embodiments, the heating element 33 may mount and fix the fixing member 332 of the heating element 33 on the inner top wall or the side wall of the frame body 31 according to the angle of the power transmission line 2 when cooperating with the walking element 32, and it is required to prevent the power transmission line 2 from contacting the heating element 331 of the heating element 33 when entering the deicing cavity 311.
Referring to fig. 5 in conjunction with fig. 2, the heated transmission line 2 begins to melt ice coated on the transmission line 2, but part of the ice coated on the periphery of the transmission line 2 does not separate from the transmission line 2 and has a certain adhesive force. The knocking assembly 34 is located between the two pulleys 321 and downstream of the heating assembly 33, and the knocking assembly 34 is used for knocking the ice coating on the power transmission line 2 after heating the power transmission line 2 so as to separate the ice coating from the power transmission line 2.
The knocking assembly 34 includes a connecting rod 341 and a knocking rod 342, the connecting rod 341 extends along the extending direction of the power transmission line 2, and the knocking assembly 34 is rotatably connected to the frame body 31 at the opposite side of the heating assembly 33 relative to the power transmission line 2. A driving member is arranged in the deicing chamber 311, and a driving shaft of the driving member is connected with the connecting rod 341 so as to drive the connecting rod 341 to rotate.
In some embodiments, the drive member may be a motor, cylinder, or the like, which provides the motive force.
Referring to fig. 5, one end of the knocking rod 342 is fixed to the connecting rod 341, and the other end of the knocking rod 342 contacts the power transmission line 2 disposed on one side of the knocking assembly 34, and the knocking rod 342 rotates around the connecting rod 341 along with the rotation of the connecting rod 341, and contacts the power transmission line 2 once every rotation, that is, one time of knocking the power transmission line 2.
The number of the striking rods 342 may be multiple, and the striking rods 342 are uniformly distributed around the connecting rod 341. The knocking rods 342 may be arranged in rows around the connecting rods 341, and a plurality of the connecting rods 341 arranged in rows are uniformly distributed around the connecting rods 341 along the axis of the connecting rods 341, and since a distance is provided between adjacent connecting rods 341 arranged in rows, the transmission line 2 can be knocked within a certain interval time.
The knocking rods 342 may also be uniformly distributed around the connecting rod 341, so that the connecting rod 341 may be continuously contacted with the power transmission line 2 during the rotation process, and the power transmission line 2 may be continuously knocked, so that the ice coating on the power transmission line 2 may be separated from the power transmission line 2 as soon as possible.
In some embodiments, the arrangement of the knocking levers 342 on the circumferential side of the connecting rod 341 may be set according to the ice coating condition of the power transmission line 2 and the diameter of the power transmission line 2, and the rotation speed of the connecting rod driving member is controlled in combination with the knocking force required by the power transmission line 2, so as to quickly knock the ice coating on the power transmission line 2 off the power transmission line 2.
One end of the knocking rod 342, which is far away from the connecting rod 341, is provided with a knocking belt 343, and the knocking belt 343 is clamped with the knocking rod 342. As the connecting rod 341 rotates, the striking belt 343 contacts the power transmission line 2, and further strikes the power transmission line 2. The knocking belt 343 is a flexible belt, can be made of polyvinyl chloride plastic, has certain flexibility, and further can avoid hard contact with the power transmission line 2 to damage the power transmission line 2, so that the knocking belt 343 has corrosion resistance and wear resistance, and the service life of the knocking belt 343 is prolonged.
In some embodiments, the striking belt 343 and the striking rod 342 may also be bonded or tied with a rope or the like.
In some embodiments, the knocking component 34 may also be disposed on the frame body 31 on the same side of the heating component 33 with respect to the power transmission line 2, and it is only necessary to ensure that the knocking component is located downstream of the heating component 33.
Referring to fig. 6 in conjunction with fig. 1, when the power transmission line 2 is deiced, the lower power transmission line 2 may be hung on the power transmission line 2 by using the handheld deicing mechanism 3; the higher transmission line 2 in position then needs to utilize flight mechanism 35 to transport deicing mechanism 3 to the transmission line position, and hangs and establish in transmission line 2, need not the workman and on-the-spot installation deicing mechanism 3, has ensured operator's personal safety and has saved the manpower.
The flying mechanism 35 may be disposed on two opposite sides of the frame 31 along the moving direction of the power transmission line 2 and above the inlet opening 312, so that the deicing mechanism 3 is uniformly stressed, and the flying mechanism 35 smoothly transports the deicing mechanism 3 to the position of the power transmission line 2.
The flight mechanism 35 is unmanned aerial vehicle, can include the motor and the rotor blade 351 of being connected with the drive shaft transmission of motor, and the upper portion outside the support body 31 can be provided with four rotor blades, and the motor is located four rotor blade's intermediate position. In some embodiments, the number of the rotating blades 351 can be determined according to the weight of the frame 31, and it is required to ensure that the flying mechanism 35 is located at the upper portion of the box body and needs to be symmetrically arranged, so that a relatively uniform and stable lifting force can be provided for the box body, and the flying mechanism 35 can smoothly convey the deicing mechanism 3 to the position of the power transmission line 2.
The flight mechanism 35 can also be arranged at other positions on the frame body 31, and can be arranged according to the actual space layout on the box body, and the flight mechanism 35 is used for driving the frame body 31 to reach the flight mechanism 35 at the position of the power transmission line 2.
Referring to fig. 6 in conjunction with fig. 1, the deicing mechanism 3 further includes a real-time imaging mechanism 36, the real-time imaging mechanism 36 may be disposed on the top of the frame body 31 and located above the power transmission line 2, the real-time imaging mechanism 36 includes a base 361 and a camera 362, the base 361 is fixed on the frame body 31, and the camera 362 is rotatably connected to the base 361. The position of the deicing mechanism 3 and the icing condition on the power transmission line 2 can be monitored conveniently.
When the flight mechanism 35 brings the frame body 31 to the corresponding position of the power transmission line 2, the real-time imaging mechanism 36 can identify the position of the box body relative to the power transmission line 2 and make angle adjustment in real time, so that the flight mechanism 35 is accurately hung on the power transmission line 2; meanwhile, the icing condition of the power transmission line 2 can be detected, the temperature of the heating component 33 and the knocking force of the knocking component 34 are adjusted at any time, the phenomenon that the temperature of the heating component 33 is too high and the power transmission line 2 is burnt is avoided, or the knocking force is large and the power transmission line 2 is damaged is avoided.
The real-time imaging mechanism 36 can adopt a sony IMX317 camera 362, a high-definition wide-angle distortion-free stereo digital silicon wheat is provided, the base 361 can be fixed above the front end of the frame body 31 of the deicing mechanism 3, and the camera 362 is rotatably connected to the base 361 and used for monitoring the icing condition of the transmission line and the deicing effect of the transmission line 2 after deicing in real time, so that the deicing mechanism 3 can be adjusted in time, and the deicing efficiency is improved while the deicing quality is ensured.
In some embodiments, the position of the real-time imaging mechanism 36 on the frame body 31 is not limited, and since the camera 362 can rotate, the walking assembly 32, the heating assembly 33, the knocking assembly 34, the flying assembly on the deicing mechanism 3 and the cleaning condition of the ice coating on the power transmission line 2 can be monitored through the rotation of the camera 362, so as to make adjustments in time.
The deicing mechanism 3 further comprises a remote control unit, the remote control unit comprises a remote control remote controller, the remote control remote controller is in signal connection with the control systems of the walking assembly 32, the heating assembly 33, the knocking assembly 34, the flying mechanism 35 and the real-time imaging mechanism 36 through sending wireless signals, and the flying state of the flying mechanism 35 is fed back in real time through monitoring of the real-time imaging mechanism 36, so that the flying attitude of the flying mechanism 35 can be adjusted in time; meanwhile, the operation conditions of the heating assembly 33 and the knocking assembly 34 of the deicing mechanism 3 are adjusted in real time, so that the deicing efficiency of the power transmission line 2 is improved.
The remote control remote controller can adopt the STM32 singlechip to be the main control chip, and the STM32 singlechip controls opening and stopping and motor speed of each motor through electrical control and PWM ripples, and then can control deicing mechanism 3's whole.
The flight mechanism 35 is matched with the real-time imaging mechanism 36, so that the flight condition can be known in time, and the adjustment can be made by combining the actual condition; when the deicing mechanism 3 reaches the icing area of the power transmission line 2, the remote control remote controller controls the deicing mechanism 3 to be stably hung on the power transmission line 2, the working switch of the deicing mechanism 3 is turned on, the flying mechanism 35 is turned off at the same time, and the deicing mechanism 3 starts to clear the icing on the power transmission line 2.
Referring to fig. 1, the deicing mechanism 3 further includes a power supply 37 and a damper 38, the power supply 37 is detachably fixed to a side of the frame body 31 away from the traveling assembly 32, the power supply 37 is detachably mounted at the bottom of the frame body 31, and the power supply 37 is adapted to the electric energy required by the ice coating on the power transmission line 2 to be removed through calculation, so that the power supply 37 is conveniently maintained, and the service life of the power supply 37 is further prolonged.
The damper 38 is located on a side of the frame body 31 remote from the traveling unit 32 and close to the power supply member 37. The damper 38 can be fixed at the bottom of the frame body 31 and located on one side of the power supply element 37 to balance the wind force of the deicing mechanism 3 when the deicing mechanism is running to the power transmission line 2, so that the deicing mechanism 3 is hung on the power transmission line 2 in a relatively stable state, and meanwhile, the damper 38 is located at the bottom of the frame body 31, so that the counter weight of the frame body 31 is further increased, the weight of the frame body 31 is concentrated on one side away from the walking assembly 32, and the situation that the walking assembly 32 is walking on the power transmission line 2 and is swayed is avoided. The damper 38 may be installed at other positions according to actual requirements in case of space allowance on the frame body 31.
The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present application, it is to be understood that if there is an orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", etc. based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not intended to indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limitations of the present patent, and specific meanings of the above terms may be understood by those skilled in the art according to specific situations.
The present invention is not intended to be limited to the particular embodiments shown and described, but is to be accorded the widest scope consistent with the principles and novel features herein disclosed.
Claims (7)
1. The utility model provides a transmission line defroster which characterized in that, transmission line defroster includes:
the power transmission line deicing device comprises a frame body, a power transmission line and a power transmission line, wherein the frame body is provided with a deicing cavity for accommodating the power transmission line, the power transmission line penetrates through the deicing cavity, the side part of the frame body is provided with a wire inlet opening communicated with the deicing cavity, and the wire inlet opening is used for allowing the power transmission line to enter and exit the deicing cavity;
the walking assembly is positioned inside the deicing cavity and connected with the frame body, the walking assembly comprises a plurality of pulleys, the pulleys are sequentially arranged along the extending direction of the power transmission line, grooves used for clamping the power transmission line are formed in the peripheral sides of the pulleys, and the power transmission line is positioned in the grooves;
the heating assembly is positioned between any two pulleys and fixed on the frame body, the heating assembly comprises a heating element and a fixing element, the heating element is connected with the frame body through the fixing element, the heating element comprises a bending part, the whole bending part is U-shaped, and the bending part is arranged around the periphery of the power transmission line;
the knocking assembly is positioned in the deicing cavity and connected with the frame body, and is used for knocking the ice coating on the power transmission line after the power transmission line is heated; the knocking assembly comprises a plurality of connecting rods and knocking rods, the connecting rods extend along the extending direction of the power transmission line and are rotatably connected to the frame body, the knocking rods are arranged along the peripheral sides of the connecting rods, and one ends of the knocking rods are fixed on the connecting rods; one end of the knocking rod, which is far away from the connecting rod, is provided with a knocking belt which is used for being in contact with the power transmission line to knock the ice coating on the power transmission line, and the knocking belt is a flexible belt.
2. The deicing device for electric transmission lines of claim 1, wherein the walking assembly further comprises:
the connecting piece is telescopically connected to the frame body, and the pulley is rotatably connected to one side, far away from the frame body, of the connecting piece;
and the spring is positioned on the peripheral side of the connecting piece and positioned between the pulley and the frame body.
3. Deicing device for electric transmission lines according to claim 1,
the heating member is a plurality of, and is a plurality of the heating member is followed the direction that transmission line extends is arranged.
4. The deicing device of claim 1, wherein the deicing mechanism further comprises:
the flight mechanism is connected to two opposite sides of the frame body and used for driving the frame body to reach the position of the power transmission line.
5. The deicing device for electric transmission lines of claim 4, wherein the flight mechanism comprises:
a motor; and the number of the first and second groups,
and the driving shaft of the motor is in transmission connection with the rotating blade.
6. The deicing device of claim 1, wherein the deicing mechanism further comprises:
the real-time imaging mechanism is used for detecting the position of the deicing mechanism and the icing condition of the power transmission line and comprises a base and a camera;
the base is fixed on the frame body, and the camera is rotationally connected on the base.
7. Deicing device for electric transmission lines according to one of claims 1 to 6,
the deicing mechanism further comprises a power supply part and a damper, the power supply part is detachably connected to one side, away from the walking assembly, of the frame body, and the damper is located, away from the walking assembly, of the frame body and close to one side of the power supply part.
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| CN202111310144.3A CN113746050B (en) | 2021-11-08 | 2021-11-08 | Transmission line defroster |
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| CN202111310144.3A CN113746050B (en) | 2021-11-08 | 2021-11-08 | Transmission line defroster |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115800164A (en) * | 2022-11-21 | 2023-03-14 | 国网浙江省电力有限公司绍兴供电公司 | Deicing device and deicing method of deicing robot for ground wire of power transmission line |
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|---|---|
| CN113746050B (en) | 2022-02-08 |
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