CN111536693A - Thermal ice melting device for power equipment - Google Patents
Thermal ice melting device for power equipment Download PDFInfo
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- CN111536693A CN111536693A CN202010292359.6A CN202010292359A CN111536693A CN 111536693 A CN111536693 A CN 111536693A CN 202010292359 A CN202010292359 A CN 202010292359A CN 111536693 A CN111536693 A CN 111536693A
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- heat exchange
- side plate
- hydraulic motor
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- crawler
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H3/00—Air heaters
- F24H3/02—Air heaters with forced circulation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D55/00—Endless track vehicles
- B62D55/06—Endless track vehicles with tracks without ground wheels
- B62D55/065—Multi-track vehicles, i.e. more than two tracks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D55/00—Endless track vehicles
- B62D55/08—Endless track units; Parts thereof
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/06—Arrangement of mountings or supports for heaters, e.g. boilers, other than space heating radiators
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/18—Arrangement or mounting of grates or heating means
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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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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Transportation (AREA)
- Cleaning Of Streets, Tracks, Or Beaches (AREA)
Abstract
The invention discloses a thermal ice melting device for power equipment, and relates to the field of thermal ice melting of the power equipment. The thermal ice melting device comprises a crawler chassis, an equipment bearing platform, a hot air supply system, an adjustable air guiding device, an electric power supply device, an oil tank, a hydraulic pump station and a control system, wherein the equipment bearing platform is arranged above the crawler chassis, the equipment bearing platform is connected with the crawler chassis through a supporting rod, the hot air supply system, the electric power supply device, the oil tank and the hydraulic pump station are all fixed on the equipment bearing platform, and the adjustable air guiding device is communicated with the hot air supply system. Replace traditional wheeled walking with rubber track and train thereof, provide the high temperature flue gas through the combustor, will preheat the air heating after the heat exchange pipe heat transfer, cut apart the remixing with the high temperature air through the vortex device, adjustable air ducting can realize the horizontal rotation and the vertical rotation of air duct subassembly, combine laser sight to realize accurate directional deicing, the design of wholly integrating need not external power supply, degree of automation is high.
Description
Technical Field
The invention relates to the field of thermal ice melting of electrical equipment, in particular to a thermal ice melting device for the electrical equipment.
Background
Snow cover ice is always an important damage factor influencing the safe operation of power transformation equipment and power lines, and is also emphasized by power systems at home and abroad. Accidents caused by ice coating from snow are also common. The icing overload can cause equipment deformation and lead breakage, easily causes the operating mechanism to be stuck and unable to normally act, and also easily causes the accidents of outer insulation icing flashover discharge, ground discharge and explosion. At present, most of ice coated on power equipment is removed by manual shovel, so that the labor intensity is high, the efficiency is low, and the method is unsafe.
The development of the ice melting equipment capable of realizing long-distance uninterrupted power supply is urgently needed, the operation risk of a first-line maintainer is reduced, and the safe and stable operation and the power supply reliability of a power grid are reported.
Disclosure of Invention
The invention aims to provide a thermal ice melting device for power equipment, which can rapidly melt ice by providing hot wind on the surface of the power equipment in a long-distance orientation manner, complete the ice melting operation under the condition that the power equipment is not powered off, and solve the problems of high labor intensity, low efficiency and insecurity of the conventional manual ice melting.
In order to solve the technical problems, the invention adopts the following technical scheme: a thermal ice melting device for electric power equipment is characterized in that: comprises a crawler chassis, an equipment bearing platform, a hot air supply system, an adjustable air guide device, an electric power supply device, an oil tank, a hydraulic pump station and a control system, wherein the equipment bearing platform is arranged above the crawler chassis, the equipment bearing platform is connected with the crawler chassis through a support rod, the hot air supply system, the electric power supply device, the oil tank and the hydraulic pump station are all fixed on the equipment bearing platform, the adjustable air guide device is communicated with the hot air supply system,
the crawler chassis is composed of a connecting shaft, crawler wheels, a rubber crawler and a hydraulic motor, the crawler wheels are arranged at two ends of the connecting shaft, a supporting rod is arranged in the middle of the connecting shaft, the rubber crawler is wrapped outside the crawler wheels, the first hydraulic motor drives the crawler wheels to rotate, and the first hydraulic motor is communicated with a hydraulic pump station through a pipeline;
the hot air supply system comprises a shell, a pressurizing fan and a burner, wherein a heat exchange bin is arranged in the shell, an air inlet is formed in a side plate on one side of the shell and is communicated with an air outlet of the pressurizing fan, a flue gas outlet of the burner is communicated with a high-temperature flue gas inlet in the side plate of the heat exchange bin, a hot air outlet is formed in a side plate on the other side of the shell and is communicated with an air outlet of the heat exchange bin, and the burner is sequentially communicated with an oil pump and an oil tank through a pipeline;
the adjustable air guiding device consists of a horizontal rotating section, a vertical rotating section and an air guiding pipe assembly which are sequentially communicated, wherein a second hydraulic motor is arranged on the horizontal rotating section and drives the horizontal rotating section to rotate; the second hydraulic motor and the third hydraulic motor are communicated with a hydraulic pump station through pipelines;
the booster fan, the combustor, the oil pump, the hydraulic pump station and the laser sighting device are all electrically connected with the electric power supply device, and the booster fan, the oil pump, the hydraulic pump station, the laser sighting device and the electric power supply device are all in signal connection with the control system.
A further technical scheme is that the crawler wheels comprise crawler belt upper supporting wheels, crawler belt lower supporting wheels, crawler belt tensioning wheels, crawler belt driving wheels and a chassis supporting frame, the crawler belt upper supporting wheels are fixed on the upper portion of the chassis supporting frame through rotating shafts, the crawler belt lower supporting wheels are fixed on the lower portion of the chassis supporting frame through rotating shafts, the crawler belt tensioning wheels are fixed at one end of the chassis supporting frame through rotating shafts, the crawler belt driving wheels are fixed at the other end of the chassis supporting frame through rotating shafts, a first hydraulic motor drives the crawler belt driving wheels to rotate, a plurality of connecting shafts are arranged in parallel, and.
The further technical proposal is that the power supply device is communicated with an oil pump and an oil tank in sequence through pipelines.
A further technical scheme is that the horizontal rotation section is composed of a second hydraulic motor, a first inner sleeve and a first outer sleeve, the first inner sleeve is vertically arranged, one end of the first inner sleeve is fixedly connected with one end of a first transition pipe, the other end of the first inner sleeve is inserted into one end of the first outer sleeve, the other end of the first outer sleeve is fixedly connected with one end of a second transition pipe, a first fixing plate is arranged in the middle of the outer side wall of the first inner sleeve, the second hydraulic motor is arranged on the first fixing plate, a first driving wheel is arranged on a driving shaft of the second hydraulic motor, a first driven wheel is arranged at the bottom of the outer side wall of the first outer sleeve, and the first driving; the vertical rotating section consists of a third hydraulic motor, a second inner sleeve and a second outer sleeve, the second inner sleeve is horizontally arranged, one end of the second inner sleeve is fixedly connected with the other end of the second transition pipe, the other end of the second inner sleeve is inserted into one end of the second outer sleeve, the other end of the second outer sleeve is fixedly connected with one end of the third transition pipe, a second fixing plate is arranged in the middle of the outer side wall of the second inner sleeve, the third hydraulic motor is arranged on the second fixing plate, a second driving wheel is arranged on a driving shaft of the third hydraulic motor, a second driven wheel is arranged at the bottom of the outer side wall of the second outer sleeve, and the second driving wheel; the other end of the first transition pipe is communicated with an air outlet of the hot air supply system, and the other end of the third transition pipe is communicated with an air inlet of the air guide pipe assembly.
The air guide assembly is further characterized by comprising an extension pipe and an air outlet pipe, the air outlet pipe is inserted into the extension pipe, a locking knob positioning column is arranged on the extension pipe, the free end of a locking knob penetrates through the locking knob positioning column to be pressed on the outer side wall of the air outlet pipe, and a laser sight is arranged on the air outlet pipe.
A further technical scheme is that the shell is hollow and is oppositely provided with a first heat exchange bin side plate and a second heat exchange bin side plate, a space between the first heat exchange bin side plate and the second heat exchange bin side plate forms a heat exchange bin, a plurality of heat exchange tubes are arranged in the heat exchange bin in parallel, one ends of the heat exchange tubes are fixed on the first heat exchange bin side plate, and the other ends of the heat exchange tubes are fixed on the second heat exchange bin side plate; a space between the first heat exchange bin side plate and the shell side plate forms a pressurizing bin, an air inlet is formed in the shell side plate and is communicated with an air outlet of a pressurizing fan, a high-temperature flue gas inlet is formed in the first heat exchange bin side plate and is communicated with a flue gas outlet of a combustor; and a space between the second heat exchange bin side plate and the shell body side plate forms a hot air mixed flow bin, a flow disturbing device is arranged in the hot air mixed flow bin, a hot air outlet is arranged on the side wall of the hot air mixed flow bin, and the hot air outlet is communicated with the adjustable air guide device.
The further technical scheme is that the spoiler device is composed of a support shaft and a spoiler, one end of the support shaft is fixed on the second heat exchange bin side plate, the other end of the support shaft is fixed on the shell side plate, the spoiler is uniformly distributed in the radial direction of the support shaft, the length of the spoiler is gradually increased, and an acute angle formed by a straight plate and the axis of the support shaft is 30-60 degrees.
A preheating bin is arranged on the outer side of the top of the shell, a waste gas pipeline is arranged in the preheating bin, a flue gas and waste gas outlet is formed in the top of the heat exchange bin, the flue gas and waste gas outlet is communicated with one end of the waste gas pipeline, the other end of the waste gas pipeline is communicated with a waste gas discharge port on one side of the top of the preheating bin, a fresh air inlet is formed in the other side of the top of the preheating bin, a fresh air outlet is formed in a side plate of the preheating bin, and the fresh air outlet.
The working principle is as follows: under the action of the control system, the hydraulic pump station pumps pressure oil into the first hydraulic motor, the first hydraulic motor drives the crawler driving wheel to rotate, and the crawler driving wheel drives the rubber crawler to rotate, so that the advancing of the thermal ice melting device is completed.
When the device moves to a designated position, the hot air supply system is started, the oil pump pumps the oil of the oil tank into the combustor, air and oil mist are mixed and combusted in the combustor to form high-temperature flue gas, the high-temperature flue gas enters the heat exchange bin, exchanges heat with preheated air in the heat exchange tube, enters the waste gas pipeline from the top flue gas and waste gas outlet, exchanges heat with low-temperature air in the preheating bin and then is discharged from the waste gas discharge port.
The low-temperature air in the environment enters the preheating bin from the fresh air inlet under the suction of the pressurizing fan, exchanges heat with high-temperature waste gas in the waste gas pipeline, enters the pressurizing fan from the fresh air outlet, enters the pressurizing bin from the air outlet of the pressurizing fan, is uniformly mixed in the pressurizing bin and then enters the heat exchange pipe, the preheated air exchanges heat with high-temperature flue gas outside the heat exchange pipe to form high-temperature air, the high-temperature air enters the hot air mixed flow bin, is re-divided by the spoiler and then is mixed, and enters the adjustable air guiding device from the hot air outlet.
Control system is according to the position signal of laser sight feedback, drive hydraulic power unit with the pressure oil pump go into in second hydraulic motor and the third pressure motor, the first action wheel of second hydraulic motor drive rotates, drive first interior sleeve pipe of driving from the driving wheel and be rotary motion in first overcoat pipe, realize that air guide tube subassembly is at the horizontal rotation, third hydraulic motor drive second action wheel rotates, drive second from driving wheel drive second interior sleeve pipe and be rotary motion in second overcoat pipe, realize air guide tube subassembly at vertical plane internal rotation, after the position is aimed, hot-blast orientation is sent out to the power equipment surface, reach the purpose of accurate ice-melt deicing.
Compared with the prior art, the invention has the beneficial effects that:
1. the rubber crawler and the wheel train thereof replace the traditional wheel type walking, the bearing capacity is large, the ground grabbing force is strong, the noise is low, meanwhile, the crawler type walking device increases the unit grounding area of the machine and the ground, the crawler type walking device has good running and passing performance, is suitable for various road conditions, has wide application places, is flexible, stable and reliable.
2. Provide high temperature flue gas through the combustor, will preheat the air heating after through hot exchange pipe heat transfer, cut apart the remixing with high temperature air through the vortex device, make its temperature more even. In the actual use process, the temperature of hot air from the hot air outlet can be over 200 ℃, the rapid ice melting can be realized, and the working efficiency is high.
3. Realize the horizontal rotation of air duct assembly through second hydraulic motor, first outer tube, first interior sleeve pipe, first action wheel and first follow driving wheel, realize the vertical rotation of air duct through third hydraulic motor, second outer tube, second interior sleeve pipe, second action wheel and second follow driving wheel, reach the purpose that can arbitrary angle modulation, combine laser sight again to realize the deicing of accurate orientation, the flexibility is good, the suitability is strong, degree of automation is high.
4. The heating power ice melting device integrates the power supply device, the hydraulic pump station, the hot air supply system and the adjustable air guide device on the equipment bearing platform, walking is completed through the crawler chassis, the whole integrated design is realized, an external power supply is not needed, remote directional ice melting is completed under the condition that power equipment is not powered off, the applicability of the device is high, and the intelligent automation degree is high.
Drawings
Fig. 1 is a schematic structural diagram of the thermal ice melting device in the invention.
Fig. 2 is a schematic structural view of the crawler chassis of the present invention.
Fig. 3 is a schematic view of the internal structure of the hot air supply system according to the present invention.
Fig. 4 is a schematic perspective view of a hot air supply system according to the present invention.
FIG. 5 is a schematic structural diagram of a spoiler apparatus according to the present invention.
Fig. 6 is a schematic structural view of an adjustable air guiding device according to the present invention.
FIG. 7 is a schematic view of the structure of the vertical rotation section of the present invention.
In the figure: 1-crawler chassis, 101-connecting shaft, 102-crawler wheel, 103-rubber crawler, 104-first hydraulic motor, 105-crawler upper supporting wheel, 106-crawler lower supporting wheel, 107-crawler tensioning wheel, 108-crawler driving wheel, 109-chassis supporting frame, 2-equipment bearing platform, 3-hot air supply system, 301-shell, 302-pressurizing fan, 303-burner, 304-heat exchange bin, 305-first heat exchange bin side plate, 306-second heat exchange bin side plate, 307-heat exchange tube, 308-pressurizing bin, 309-hot air mixed flow bin, 310-turbulence device, 311-hot air outlet, 312-supporting shaft, 313-spoiler, 314-preheating bin, 315-waste gas pipeline, 316-waste gas discharge port, 317-a fresh air inlet, 4-an adjustable air guiding device, 401-a flat rotating section, 402-a vertical rotating section, 403-an air guiding pipe assembly, 404-a second hydraulic motor, 405-a third hydraulic motor, 406-a laser sight, 407-a first inner sleeve, 408-a first outer sleeve, 409-a first transition pipe, 410-a second transition pipe, 411-a first fixing plate, 412-a first driving wheel, 413-a first driven wheel, 414-a second inner sleeve, 415-a second outer sleeve, 416-a third transition pipe, 417-a second fixing plate, 418-a second driving wheel, 419-a second driven wheel, 420-an extension pipe, 421-an air outlet pipe, 422-a locking knob positioning column, 423-a locking knob, 5-an electric power supply device, 6-oil tank, 7-hydraulic pump station, 8-support rod and 9-oil pump.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention 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 invention and are not intended to limit the invention.
Examples
Fig. 1 shows a thermal ice melting device for electric power equipment, which is characterized in that: including track chassis 1, equipment cushion cap 2, hot-blast supply system 3, adjustable air ducting 4, electric power supply device 5, oil tank 6, hydraulic power unit 7 and control system, equipment cushion cap 2 sets up in track chassis 1 top, and equipment cushion cap 2 is connected with track chassis 1 through bracing piece 8, and hot-blast supply system 3, electric power supply device 5, oil tank 6, hydraulic power unit 7, oil pump 9 are all fixed on equipment cushion cap 2, and adjustable air ducting 4 communicates with hot-blast supply system 3.
As shown in fig. 2, the crawler chassis 1 is composed of a link shaft 101, crawler wheels 102, a rubber crawler 103, and a hydraulic motor 104. The crawler wheel 102 comprises a crawler belt upper supporting wheel 105, a crawler belt lower supporting wheel 106, a crawler belt tensioning wheel 107, a crawler belt driving wheel 108 and an undercarriage supporting frame 109, the crawler belt upper supporting wheel 105 is fixed on the upper portion of the undercarriage supporting frame 109 through a rotating shaft, the crawler belt lower supporting wheel 106 is fixed on the lower portion of the undercarriage supporting frame 109 through a rotating shaft, the crawler belt tensioning wheel 107 is fixed at one end of the undercarriage supporting frame 109 through a rotating shaft, the crawler belt driving wheel 108 is fixed at the other end of the undercarriage supporting frame 109 through a rotating shaft, the crawler belt driving wheel 108 is driven by the first hydraulic motor 104 to rotate, a plurality of connecting. The upper crawler belt supporting wheel 105 and the lower crawler belt supporting wheel 106 may be provided in plurality according to the load of the device.
The connecting shafts 101 can be arranged in a plurality of bearing modes, the middle parts of the connecting shafts are provided with the supporting rods 8 side by side, and the tops of the supporting rods 8 are fixedly connected with the bottom of the equipment bearing platform 2. The rubber crawler 103 is wrapped on the outer side of the crawler wheel 102, the first hydraulic motor 104 drives the crawler wheel 102 to rotate, and the first hydraulic motor 104 is communicated with the hydraulic pump station 7 through a pipeline.
As shown in fig. 3 and 4, the hot air supply system 3 is composed of a casing 301, a pressure fan 302 and a burner 303, wherein a heat exchange chamber 304 is arranged inside the casing 301, an air inlet is formed in a side plate of one side of the casing 301, the air inlet is communicated with an air outlet of the pressure fan 302, a flue gas outlet of the burner 303 is communicated with a high-temperature flue gas inlet on the side plate of the heat exchange chamber 304, a hot air outlet is formed in a side plate of the other side of the casing 301, the hot air outlet is communicated with the air outlet of the heat exchange chamber 304, and the burner 303 is sequentially communicated with an.
For better heat exchange and flow mixing, the shell 301 is hollow and is relatively provided with a first heat exchange chamber side plate 305 and a second heat exchange chamber side plate 306, a space between the first heat exchange chamber side plate 305 and the second heat exchange chamber side plate 306 forms a heat exchange chamber 304, a plurality of heat exchange tubes 307 are arranged in parallel in the heat exchange chamber 304, one end of each heat exchange tube 307 is fixed on the first heat exchange chamber side plate 305, and the other end of each heat exchange tube 307 is fixed on the second heat exchange chamber side plate 306.
The space between the first heat exchange bin side plate 305 and the side plate on one side of the shell 301 forms a pressurizing bin 308, an air inlet is formed in the side plate on one side of the shell 301 and is communicated with the air outlet of the pressurizing fan 302, a high-temperature flue gas inlet is formed in the first heat exchange bin side plate 305 and is communicated with the flue gas outlet of the combustor 303.
A space between the second heat exchange chamber side plate 306 and the other side plate of the shell 301 forms a hot air mixed flow chamber 309, a flow disturbing device 310 is arranged in the hot air mixed flow chamber 309, a hot air outlet 311 is arranged on the side wall of the hot air mixed flow chamber 309, and the hot air outlet 311 is communicated with the adjustable air guiding device 4.
The outside of the top of the shell 301 is provided with a preheating bin 314, a waste gas pipeline 315 is arranged in the preheating bin 314, the top of the heat exchange bin 315 is provided with a flue gas and waste gas outlet, the flue gas and waste gas outlet is communicated with one end of the waste gas pipeline 315, the other end of the waste gas pipeline 315 is communicated with a waste gas discharge port 316 on one side of the top of the preheating bin 314, the other side of the top of the preheating bin 314 is provided with a fresh air inlet 317, a fresh air outlet is arranged on a side plate of the preheating bin 314.
In order to further improve the mixed flow efficiency and ensure the uniform temperature of the hot air from the hot air outlet 311, the turbulent flow device 310 is composed of a support shaft 312 and a turbulent flow plate 313, one end of the support shaft 312 is fixed on the second heat exchange chamber side plate 306, the other end of the support shaft 312 is fixed on the shell 301 side plate, the turbulent flow plate 313 is uniformly distributed along the radial direction of the support shaft 312 and has gradually increased length, and an acute angle formed by a straight plate 313 and the axis of the support shaft 312 is 30-60 degrees. As shown in fig. 5, the high temperature air comes out of the heat exchange tube 307 and enters the spoiler 310, is divided by the spoiler 313, is mixed again, and is discharged from the hot air outlet 311. The spoiler 313 can be made of spiral plate material, but a straight plate with a certain angle with the axis is better in effect, and the machining cost is low.
As shown in fig. 6, the adjustable air guiding device 4 is composed of a horizontal rotation section 401, a vertical rotation section 402 and an air guiding pipe assembly 403 which are sequentially communicated, a second hydraulic motor 404 is arranged on the horizontal rotation section 401, the second hydraulic motor 404 drives the horizontal rotation section 401 to rotate, a third hydraulic motor 405 is arranged on the vertical rotation section 402, the third hydraulic motor 405 drives the vertical rotation section 402 to rotate, and a laser sight 406 is arranged on the air guiding pipe assembly 403; the second hydraulic motor 404 and the third hydraulic motor 405 are in communication with the hydraulic pump station 7 through pipes.
The horizontal rotation section 401 is composed of a second hydraulic motor 404, a first inner sleeve 407 and a first outer sleeve 408, the first inner sleeve 407 is vertically arranged, one end of the first inner sleeve 407 is fixedly connected with one end of a first transition pipe 409, the other end of the first inner sleeve 407 is inserted into one end of the first outer sleeve 408, the other end of the first outer sleeve 408 is fixedly connected with one end of a second transition pipe 410, a first fixing plate 411 is arranged in the middle of the outer side wall of the first inner sleeve 407, a second hydraulic motor 404 is arranged on the first fixing plate 411, a first driving wheel 412 is arranged on the driving shaft of the second hydraulic motor 404, a first driven wheel 413 is arranged at the bottom of the outer side wall of the first outer sleeve 408, and the first driving wheel 412.
As shown in fig. 7, the vertical rotating section 402 is composed of a third hydraulic motor 405, a second inner sleeve 414 and a second outer sleeve 415, the second inner sleeve 414 is horizontally disposed, one end of the second inner sleeve 414 is fixedly connected with the other end of the second transition pipe 410, the other end of the second inner sleeve 414 is inserted into one end of the second outer sleeve 415, the other end of the second outer sleeve 415 is fixedly connected with one end of the third transition pipe 416, a second fixing plate 417 is disposed in the middle of the outer side wall of the second inner sleeve 414, a third hydraulic motor 405 is disposed on the second fixing plate 417, a second driving wheel 418 is disposed on the driving shaft of the third hydraulic motor 405, a second driven wheel 419 is disposed at the bottom of the outer side wall of the second outer sleeve 415, and the second.
The other end of the first transition pipe 409 is communicated with an air outlet of the hot air supply system 3, and the other end of the third transition pipe 416 is communicated with an air inlet of the air guide pipe assembly 403.
The air guide assembly 403 is composed of an extension pipe 420 and an air outlet pipe 421, the air outlet pipe 421 is inserted into the extension pipe 420, a locking knob positioning column 422 is arranged on the extension pipe 420, the free end of a locking knob 423 penetrates through the locking knob positioning column 422 to be pressed against the outer side wall of the air outlet pipe 421, and a laser sight 406 is arranged on the air outlet pipe 421. In the in-service use process, extension pipe 420 can be assembled a plurality ofly as required, and locking knob 423 and locking knob reference column 422 accessible threaded connection tighten locking knob 423, and locking knob 423 compresses tightly and fixes extension pipe 420 or tuber pipe 421, unscrews locking knob 423, can extract extension pipe 420 or tuber pipe 421 of pegging graft.
The extension pipe 420 and the air outlet pipe 421 have similar structures and are both composed of an air guide pipe and fixing flanges arranged at two ends of the air guide pipe, an insulating support is arranged between the two fixing flanges, the laser sighting device 406 is fixed on the insulating support of the air outlet pipe 421, the insulating support is provided with a plurality of hoses which are uniformly distributed along the radial direction of the air guide pipe, the strength of the extension pipe 420 and the strength of the air outlet pipe 421 are effectively enhanced, particularly, heat preservation is realized in the actual use process, and the air guide pipe is usually a hose made of a high-temperature-resistant fiber material with good heat preservation performance.
The booster fan 302, the burner 303, the oil pump 9, the hydraulic pump station 7 and the laser sight 406 are all electrically connected with the power supply device 5, and the booster fan 302, the oil pump 9, the hydraulic pump station 7, the laser sight 406 and the power supply device 5 are all in signal connection with the control system. The power supply device 5 may select a storage battery, a solar cell, or a generator. For a better integrated design, the power supply 5 is preferably a generator and communicates with the oil tank 6 via a pipe with the oil pump 9.
As shown in fig. 2, when the ice melting device is used, the heating power ice melting device is started through the control system, the oil pump 9 pumps oil in the oil tank 6 into the power supply device 5, and the power supply device 5 generates power. After the system is electrified, the hydraulic pump station 7 pumps pressure oil into the first hydraulic motor 104, the first hydraulic motor 104 drives the crawler driving wheel 108 to rotate, and the crawler driving wheel 108 drives the rubber crawler 103 to rotate, so that the thermal ice melting device moves to a target position.
When the device moves to a designated position, the hot air supply system 3 is started, the oil pump 9 pumps the oil in the oil tank 6 into the combustor 303, the air and the oil mist are mixed and combusted in the combustor 303 to form high-temperature flue gas, the high-temperature flue gas enters the heat exchange bin 304, exchanges heat with the preheated air in the heat exchange tube 307, enters the waste gas pipeline 315 from the top flue gas and waste gas outlet, exchanges heat with the low-temperature air in the preheating bin 314, and then is discharged from the waste gas discharge port 316.
The low-temperature air in the environment enters the preheating bin 314 from the fresh air inlet 317 under the suction of the pressurization fan 302, after heat exchange with the high-temperature waste gas in the waste gas pipeline 315, enters the pressurization fan 302 from the fresh air outlet, enters the pressurization bin 308 from the air outlet of the pressurization fan 302, after being uniformly mixed in the pressurization bin 308, enters the heat exchange tube 307, the preheated air exchanges heat with the high-temperature flue gas outside the heat exchange tube 307 to form high-temperature air, the high-temperature air enters the hot air mixing bin 309, the high-temperature air is re-divided by the spoiler 313 and then mixed, and then enters the adjustable air guiding device 4 from the hot air outlet 311.
The control system drives the hydraulic pump station 7 to pump pressure oil into the second hydraulic motor 404 and the third hydraulic motor 405 according to a position signal fed back by the laser sighting device 406, the second hydraulic motor 404 drives the first driving wheel 412 to rotate, the first driven wheel 413 is driven to drive the first inner sleeve 407 to rotate in the first outer sleeve 408, the air guide pipe assembly 403 rotates in a horizontal plane, the third hydraulic motor 405 drives the second driving wheel 418 to rotate, the second driven wheel 419 is driven to drive the second inner sleeve 414 to rotate in the second outer sleeve 415, the air guide pipe assembly 403 rotates in a vertical plane, and hot air is sent out to the surface of electrical equipment in a directional mode until the position is aimed, and the purpose of accurately melting ice and removing ice is achieved.
Although the invention has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this disclosure. More particularly, various variations and modifications are possible in the component parts and/or arrangements within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.
Claims (8)
1. A thermal ice melting device for electric power equipment is characterized in that: comprises a crawler chassis (1), an equipment bearing platform (2), a hot air supply system (3), an adjustable air guide device (4), an electric power supply device (5), an oil tank (6), a hydraulic pump station (7) and a control system, wherein the equipment bearing platform (2) is arranged above the crawler chassis (1), the equipment bearing platform (2) is connected with the crawler chassis (1) through a support rod (8), the hot air supply system (3), the electric power supply device (5), the oil tank (6) and the hydraulic pump station (7) are all fixed on the equipment bearing platform (2), the adjustable air guide device (4) is communicated with the hot air supply system (3),
the crawler chassis (1) is composed of a connecting shaft (101), crawler wheels (102), a rubber crawler (103) and a hydraulic motor (104), the crawler wheels (102) are arranged at two ends of the connecting shaft (101), a supporting rod (8) is arranged in the middle of the connecting shaft (101), the rubber crawler (103) is wrapped outside the crawler wheels (102), the first hydraulic motor (104) drives the crawler wheels (102) to rotate, and the first hydraulic motor (104) is communicated with the hydraulic pump station (7) through a pipeline;
the hot air supply system (3) is composed of a shell (301), a booster fan (302) and a burner (303), wherein a heat exchange bin (304) is arranged inside the shell (301), an air inlet is formed in a side plate on one side of the shell (301), the air inlet is communicated with an air outlet of the booster fan (302), a flue gas outlet of the burner (303) is communicated with a high-temperature flue gas inlet in the side plate of the heat exchange bin (304), a hot air outlet is formed in a side plate on the other side of the shell (301), the hot air outlet is communicated with an air outlet of the heat exchange bin (304), and the burner (303) is sequentially communicated with an oil pump (9) and an oil tank (6;
the adjustable air guiding device (4) is composed of a horizontal rotating section (401), a vertical rotating section (402) and an air guiding pipe assembly (403) which are sequentially communicated, a second hydraulic motor (404) is arranged on the horizontal rotating section (401), the second hydraulic motor (404) drives the horizontal rotating section (401) to rotate, a third hydraulic motor (405) is arranged on the vertical rotating section (402), the third hydraulic motor (405) drives the vertical rotating section (402) to rotate, and a laser sighting device (406) is arranged on the air guiding pipe assembly (403); the second hydraulic motor (404) and the third hydraulic motor (405) are communicated with the hydraulic pump station (7) through pipelines;
wherein the booster fan (302), the burner (303), the oil pump (9), the hydraulic pump station (7) and the laser sighting device (406) are electrically connected with the power supply device (5), and the booster fan (302), the oil pump (9), the hydraulic pump station (7), the laser sighting device (406) and the power supply device (5) are in signal connection with the control system.
2. A thermal ice melting apparatus for electric power equipment according to claim 1, characterized in that: the crawler belt wheel (102) comprises a crawler belt upper supporting wheel (105), a crawler belt lower supporting wheel (106), a crawler belt tensioning wheel (107), a crawler belt driving wheel (108) and an chassis supporting frame (109), the crawler belt upper supporting wheel (105) is fixed on the upper portion of the chassis supporting frame (109) through a rotating shaft, the crawler belt lower supporting wheel (106) is fixed on the lower portion of the chassis supporting frame (109) through a rotating shaft, the crawler belt tensioning wheel (107) is fixed at one end of the chassis supporting frame (109) through a rotating shaft, the crawler belt driving wheel (108) is fixed at the other end of the chassis supporting frame (109) through a rotating shaft, a first hydraulic motor (104) drives the crawler belt driving wheel (108) to rotate, a plurality of connecting shafts (101) are arranged in parallel.
3. A thermal ice melting apparatus for electric power equipment according to claim 1, characterized in that: the power supply device (5) is sequentially communicated with the oil pump (9) and the oil tank (6) through pipelines.
4. A thermal ice melting apparatus for electric power equipment according to claim 1, characterized in that: the horizontal rotating section (401) is composed of a second hydraulic motor (404), a first inner sleeve (407) and a first outer sleeve (408), the first inner sleeve (407) is vertically arranged, one end of the first inner sleeve is fixedly connected with one end of a first transition pipe (409), the other end of the first inner sleeve (407) is inserted into one end of the first outer sleeve (408), the other end of the first outer sleeve (408) is fixedly connected with one end of a second transition pipe (410), a first fixing plate (411) is arranged in the middle of the outer side wall of the first inner sleeve (407), a second hydraulic motor (404) is arranged on the first fixing plate (411), a first driving wheel (412) is arranged on a driving shaft of the second hydraulic motor (404), a first driven wheel (413) is arranged at the bottom of the outer side wall of the first outer sleeve (408), and the first driving wheel (412) is meshed with the first driven wheel;
the vertical rotating section (402) is composed of a third hydraulic motor (405), a second inner sleeve (414) and a second outer sleeve (415), the second inner sleeve (414) is horizontally arranged, one end of the second inner sleeve is fixedly connected with the other end of the second transition pipe (410), the other end of the second inner sleeve (414) is inserted into one end of the second outer sleeve (415), the other end of the second outer sleeve (415) is fixedly connected with one end of the third transition pipe (416), a second fixing plate (417) is arranged in the middle of the outer side wall of the second inner sleeve (414), a third hydraulic motor (405) is arranged on the second fixing plate (417), a second driving wheel (418) is arranged on a driving shaft of the third hydraulic motor (405), a second driven wheel (419) is arranged at the bottom of the outer side wall of the second outer sleeve (415), and the second driving wheel (418) is meshed with the second driven;
the other end of the first transition pipe (409) is communicated with an air outlet of the hot air supply system (3), and the other end of the third transition pipe (416) is communicated with an air inlet of the air guide pipe assembly (403).
5. A thermal ice melting apparatus for electric power equipment according to claim 4, characterized in that: air guide assembly (403) comprises extension pipe (420) and air-out pipe (421), and air-out pipe (421) are pegged graft in extension pipe (420), are provided with locking knob reference column (422) on extension pipe (420), and locking knob (423) free end passes locking knob reference column (422) roof pressure and is gone up on air-out pipe (421) lateral wall, is provided with laser sight (406) on air-out pipe (421).
6. A thermal ice melting apparatus for electric power equipment according to claim 1, characterized in that: the shell (301) is hollow and is oppositely provided with a first heat exchange bin side plate (305) and a second heat exchange bin side plate (306), a space between the first heat exchange bin side plate (305) and the second heat exchange bin side plate (306) forms a heat exchange bin (304), a plurality of heat exchange tubes (307) are arranged in the heat exchange bin (304) in parallel, one ends of the heat exchange tubes (307) are fixed on the first heat exchange bin side plate (305), and the other ends of the heat exchange tubes (307) are fixed on the second heat exchange bin side plate (306);
a pressurizing bin (308) is formed in a space between a first heat exchange bin side plate (305) and a side plate on one side of a shell (301), an air inlet is formed in the side plate on one side of the shell (301), the air inlet is communicated with an air outlet of a pressurizing fan (302), a high-temperature flue gas inlet is formed in the first heat exchange bin side plate (305), and the high-temperature flue gas inlet is communicated with a flue gas outlet of a combustor (303);
the space between the second heat exchange chamber side plate (306) and the other side plate of the shell (301) forms a hot air mixed flow chamber (309), a flow disturbing device (310) is arranged in the hot air mixed flow chamber (309), a hot air outlet (311) is arranged on the side wall of the hot air mixed flow chamber (309), and the hot air outlet (311) is communicated with the adjustable air guide device (4).
7. A thermal ice melting apparatus for electric power equipment according to claim 6, characterized in that: the flow disturbing device (310) is composed of a supporting shaft (312) and a flow disturbing plate (313), one end of the supporting shaft (312) is fixed on the second heat exchange bin side plate (306), the other end of the supporting shaft is fixed on the shell (301) side plate, the flow disturbing plate (313) is uniformly distributed in the radial direction of the supporting shaft (312) and gradually increased in length, and an acute angle formed by the flow disturbing plate (313) and the axis of the supporting shaft (312) is 30-60 degrees.
8. A thermal ice melting apparatus for electric power equipment according to claim 6, characterized in that: the preheating device is characterized in that a preheating bin (314) is arranged on the outer side of the top of the shell (301), a waste gas pipeline (315) is arranged in the preheating bin (314), a flue gas and waste gas outlet is arranged at the top of the heat exchange bin (315), the flue gas and waste gas outlet is communicated with one end of the waste gas pipeline (315), the other end of the waste gas pipeline (315) is communicated with a waste gas discharge port (316) on one side of the top of the preheating bin (314), a fresh air inlet (317) is arranged on the other side of the top of the preheating bin (314), a fresh air outlet is arranged on a side plate of the preheating bin (314), and.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010292359.6A CN111536693A (en) | 2020-04-14 | 2020-04-14 | Thermal ice melting device for power equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010292359.6A CN111536693A (en) | 2020-04-14 | 2020-04-14 | Thermal ice melting device for power equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114481935A (en) * | 2021-12-25 | 2022-05-13 | 长春工程学院 | Power grid is maintained and is used transmission tower defogging device |
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2020
- 2020-04-14 CN CN202010292359.6A patent/CN111536693A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114481935A (en) * | 2021-12-25 | 2022-05-13 | 长春工程学院 | Power grid is maintained and is used transmission tower defogging device |
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