CN113048542A - Air supply heater capable of adjusting wind direction - Google Patents

Air supply heater capable of adjusting wind direction Download PDF

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Publication number
CN113048542A
CN113048542A CN202110335873.8A CN202110335873A CN113048542A CN 113048542 A CN113048542 A CN 113048542A CN 202110335873 A CN202110335873 A CN 202110335873A CN 113048542 A CN113048542 A CN 113048542A
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CN
China
Prior art keywords
air supply
speed
heating
air
increasing
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Pending
Application number
CN202110335873.8A
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Chinese (zh)
Inventor
张丽君
马梓媛
蒋康涛
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Wuhan University of Technology WUT
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Wuhan University of Technology WUT
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Priority to CN202110335873.8A priority Critical patent/CN113048542A/en
Publication of CN113048542A publication Critical patent/CN113048542A/en
Pending legal-status Critical Current

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24DDOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D13/00Electric heating systems
    • F24D13/02Electric heating systems solely using resistance heating, e.g. underfloor heating
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H3/00Air heaters
    • F24H3/02Air heaters with forced circulation
    • F24H3/04Air heaters with forced circulation the air being in direct contact with the heating medium, e.g. electric heating element
    • F24H3/0405Air heaters with forced circulation the air being in direct contact with the heating medium, e.g. electric heating element using electric energy supply, e.g. the heating medium being a resistive element; Heating by direct contact, i.e. with resistive elements, electrodes and fins being bonded together without additional element in-between
    • F24H3/0411Air heaters with forced circulation the air being in direct contact with the heating medium, e.g. electric heating element using electric energy supply, e.g. the heating medium being a resistive element; Heating by direct contact, i.e. with resistive elements, electrodes and fins being bonded together without additional element in-between for domestic or space-heating systems
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00Details
    • F24H9/0052Details for air heaters
    • F24H9/0057Guiding means
    • F24H9/0063Guiding means in air channels
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00Details
    • F24H9/18Arrangement or mounting of grates or heating means
    • F24H9/1854Arrangement or mounting of grates or heating means for air heaters
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00Details
    • F24H9/20Arrangement or mounting of control or safety devices
    • F24H9/2064Arrangement or mounting of control or safety devices for air heaters
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24DDOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D2200/00Heat sources or energy sources
    • F24D2200/08Electric heater

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Duct Arrangements (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

The invention discloses an air supply and heating device capable of adjusting wind direction, which comprises a ceiling support, a heating and air supply device, a directional air supply device and a vortex ring generation device, wherein an air outlet of the heating and air supply device is butted with an air inlet of the vortex ring generation device, and the ceiling support is connected with the heating and air supply device and/or the vortex ring generation device through the directional air supply device. The indoor directional local temperature regulation system realizes indoor directional local temperature regulation, improves air supply speed and heating efficiency, and improves use experience of the heater.

Description

Air supply heater capable of adjusting wind direction
Technical Field
The invention relates to the technical field of heating equipment, in particular to an air supply heater capable of adjusting wind direction.
Background
The heating source consumption of the northern cities and towns in China accounts for 36 percent of the total energy consumption of the buildings in China, is the largest component of the energy consumption of the buildings, and the average energy consumption is 2 to 4 times that of developed countries with similar climates. The heating is not stopped when no people live in the room for a medium or long time, the window can be opened when the heating is overheated, and the valve cannot be closed. The waste of heat energy caused by these factors is up to 20% of the total heat energy, worth several billion yuan.
The early-stage cost of central heating in south China is very high, the large-scale construction cost is high, and the central heating is difficult.
The domestic single heating type warmer has the defects of low overall heating efficiency of a room, uneven heating and the like. The air supply type warmer mainly depends on common wind to transmit heat, the required wind speed is large when the air supply type warmer is transmitted in a long distance, the user experience is not good, and the existing heater has the defects of large power, fire hazard and the like.
The existing vortex ring generation mode mainly depends on a clamping plate or a piston to push a section of fluid column, the vortex ring is generated by the curling of the fluid column at an outlet, and the propagation speed of the generated vortex ring is limited by the movement speed of the clamping plate piston or the speed increasing multiple of the outlet. The increase export acceleration rate multiple then can reduce the air volume of vortex ring, and splint piston's velocity of movement receives the restriction of motor, can not increase by a wide margin. Therefore, the ventilation and the propagation speed of the vortex ring cannot be considered, and the requirement of heating cannot be met. When the number of people in the room is small, the whole indoor temperature regulation is energy-wasting, and the energy conservation can be realized by locally and directionally regulating the temperature instead of wholly regulating the temperature.
Disclosure of Invention
The invention aims to solve the technical problem that the air supply heater capable of adjusting the wind direction is provided aiming at the defects in the prior art, so that indoor directional local temperature adjustment is realized, the air supply speed and the heating efficiency are improved, and the use experience of the heater is improved.
The technical scheme adopted by the invention for solving the technical problems is as follows:
the utility model provides an air supply heater of adjustable wind direction, includes that furred ceiling support, heating air supply arrangement, directional air supply arrangement and whirlpool ring produce the device, and heating air supply arrangement's air outlet and the air intake butt joint that whirlpool ring produced the device, and the furred ceiling support passes through directional air supply arrangement and is connected with heating air supply arrangement and/or whirlpool ring production device.
According to the technical scheme, the heating and air supply device comprises a main air supply cavity, a fan and a carbon fiber paper heating sheet, wherein the fan is arranged at the inlet end of the main air supply cavity, the outlet end of the main air supply cavity is in butt joint with an air inlet of the vortex ring generation device, and the carbon fiber paper heating sheet is arranged on the inner wall of the main air supply cavity along the air flow direction.
According to the technical scheme, the fan is an axial flow fan.
According to the technical scheme, the main air supply cavity comprises the annular heat exchange flow channel and the speed increasing flow channel, the annular heat exchange flow channel is sleeved outside the speed increasing flow channel, the air outlet of the annular heat exchange flow channel is connected with the air inlet of the speed increasing flow channel, the air outlet of the speed increasing flow channel is in butt joint with the air inlet of the vortex ring generating device, and the cross section of the annular heat exchange flow channel is larger than that of the speed increasing flow channel.
According to the technical scheme, heat insulation cloth is arranged between the carbon fiber paper heating sheet and the inner wall of the main air supply cavity.
According to the technical scheme, the annular heat exchange flow channel comprises a heating outer pipe, the heating outer pipe is sleeved outside the speed increasing flow channel, an upper end cover plate and a lower end cover plate are respectively connected between the upper end and the lower end of the heating outer pipe and the speed increasing flow channel, and an annular heat exchange flow channel is formed in spaces between the heating outer pipe, the upper end cover plate, the lower end cover plate and the speed increasing flow channel;
the speed-increasing flow channel comprises a speed-increasing outer tube and a speed-increasing inner tube, the speed-increasing inner tube is sleeved inside the speed-increasing outer tube, the upper ends of the speed-increasing outer tube and the speed-increasing inner tube are connected with an upper end cover plate to form the speed-increasing flow channel, the lower end of the speed-increasing outer tube and the lower end of the speed-increasing inner tube are not connected to form a speed-increasing flow channel air outlet, the speed-increasing flow channel air outlet is in butt joint with an air inlet of the vortex ring generation.
According to the above technical scheme, the vortex ring produces the device and includes the top cap, main air pipe, the convergent nozzle, splint film assembly, motor support and motor, the top cap sets up in main air pipe's top, the convergent nozzle sets up in main air pipe's bottom, splint film assembly sets up in main air pipe, the motor sets firmly on the top cap through motor support, the upper end and the motor of lead screw are connected, the lower extreme of lead screw passes in the top cap arranges main air pipe in, splint film assembly cup joints through nut and lead screw, be equipped with the air intake on main air pipe's the lateral wall, motor drive lead screw rotates, it reciprocates in main air pipe to drive splint film assembly along the lead screw, when splint film assembly removes to the air intake top, main air pipe opens, when splint film assembly removes to the air intake below, main.
According to the technical scheme, the motor is a stepping motor.
According to the technical scheme, the main ventilation pipeline is further internally provided with the honeycomb rectifying plate, the honeycomb rectifying plate is arranged at the bottom end inside the main ventilation pipeline, and the honeycomb rectifying plate is arranged close to the convergent nozzle.
According to the technical scheme, the guide plate is arranged on the lower side of the air inlet and is arranged in an outward inclined mode.
According to the technical scheme, the number of the directional air supply devices is multiple, the directional air supply devices are arranged along the circumferential direction of the main air supply cavity of the heating air supply device, each directional air supply device comprises a first electric control driving shell, a second electric control driving shell and an electric control telescopic rod, the first electric control driving shell is connected with the ceiling support, the second electric control driving shell is connected with the outer wall of the main air supply cavity shell of the heating air supply device, and two ends of the electric control telescopic rod are respectively connected with the first electric control driving shell and the second electric control driving shell.
According to the technical scheme, the air supply and heating device capable of adjusting the wind direction further comprises a controller, and the controller is respectively connected with the heating air supply device, the directional air supply device and the vortex ring generation device.
The invention has the following beneficial effects:
the invention adjusts the angle of the air outlet through the directional air supply device, realizes the indoor directional local temperature adjustment to replace the integral temperature adjustment, has obvious energy saving and emission reduction and social and economic benefits, has wide market application prospect, forms a heat circulation system, realizes a heating system with low energy consumption and high efficiency, improves the air supply speed and the heating efficiency, and improves the use experience of the heater.
Drawings
FIG. 1 is an exploded view of an adjustable direction blower-heater according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of an adjustable wind direction blower-heater according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a directional blower in an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a heating and blowing device according to an embodiment of the present invention;
FIG. 5 is a schematic view showing the structure of a main blowing chamber in the embodiment of the present invention;
FIG. 6 is a schematic structural diagram of a vortex ring generating device according to an embodiment of the present invention;
FIG. 7 is a schematic structural diagram of a truncation module driving device according to an embodiment of the present invention;
FIG. 8 is a partial schematic view of FIG. 7 with the splint film assembly removed and K;
FIG. 9 is a schematic view showing the structure of a sub-blowing duct in the embodiment of the present invention;
FIG. 10 is a schematic view of a clip according to an embodiment of the present invention;
in the figure, 1-ceiling bracket, 2-first electric control driving shell, 3-driver, 4-switching power supply, 5-second electric control driving shell, 6-electric control telescopic rod, 7-chip, 8-display screen, 9-controller, 10-screw rod, 11-stepping motor, 12-stepping motor bracket, 13-top cover, 14-clip, 15-buckle, 16-upper clip plate, 17-lower clip plate, 18-rectifying plate, 19-main air supply cavity, 20-main ventilation pipeline, 21-tapered nozzle, 22-upper T-shaped nut, 23-lower T-shaped nut and 24-axial flow fan;
1901-mounting bracket, 1902-speed-increasing outer tube, 1903-inlet end, 1904-carbon fiber paper heating sheet, 1905-annular sealing disc, 1906-lower end cover plate, 1907-groove, 1908-speed-increasing inner tube, 1910-heating outer tube, 1911-upper end cover plate; 2001-a flow-guide plate which is,
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and examples.
Referring to fig. 1 to 10, an air supply and heating device capable of adjusting an air direction in an embodiment of the present invention includes a ceiling bracket 1, a heating air supply device, a directional air supply device, and a vortex ring generation device, an air outlet of the heating air supply device is in butt joint with an air inlet of the vortex ring generation device, and the ceiling bracket 1 is connected with the heating air supply device and/or the vortex ring generation device through the directional air supply device.
Furthermore, the directional air supply device is arranged at the upper end of the heating air supply device, the upper end of the vortex ring generating device is sleeved in the heating air supply device, and the upper end and the lower end of the vortex ring generating device are coaxially arranged.
Further, the heating and air supply device comprises a main air supply cavity 19, an axial flow fan 24 and a carbon fiber paper heating sheet 1904, wherein the axial flow fan 24 is arranged at the inlet end of the main air supply cavity 19, the outlet end of the main air supply cavity 19 is in butt joint with the air inlet of the vortex ring generating device, and the carbon fiber paper heating sheet 1904 is arranged on the inner wall of the main air supply cavity 19 along the airflow flowing direction.
Further, the main air supply cavity 19 includes an annular heat exchange flow channel and an acceleration flow channel, the annular heat exchange flow channel is sleeved outside the acceleration flow channel, an air outlet of the annular heat exchange flow channel is connected with an air inlet of the acceleration flow channel, an air outlet of the acceleration flow channel is in butt joint with an air inlet of the vortex ring generating device, and a cross section of the annular heat exchange flow channel is larger than that of the acceleration flow channel.
Further, a heat insulating cloth is arranged between the carbon fiber paper heating sheet 1904 and the inner wall of the main air supply cavity 19.
Further, the annular heat exchange flow channel comprises a heating outer tube 1910, the heating outer tube 1910 is sleeved outside the speed increasing flow channel, an upper end cover plate 1911 and a lower end cover plate 1906 are respectively connected between the upper end and the lower end of the heating outer tube 1910 and the speed increasing flow channel, and spaces between the heating outer tube 1910, the upper end cover plate 1911, the lower end cover plate 1906 and the speed increasing flow channel form an annular heat exchange flow channel;
the speed-increasing flow channel comprises a speed-increasing outer tube 1902 and a speed-increasing inner tube 1908, the speed-increasing outer tube 1902 is sleeved with the speed-increasing inner tube 1908, the upper ends of the speed-increasing outer tube 1902 and the speed-increasing inner tube 1908 are connected with an upper end cover plate 1911 of the heating outer tube 1910 to form a speed-increasing flow channel, no connection exists between the lower end of the speed-increasing outer tube 1902 and the lower end of the speed-increasing inner tube 1908 to form a speed-increasing flow channel air outlet, the speed-increasing flow channel air outlet is in butt joint with an air inlet of a.
Further, four mounting brackets 1901 for connecting with a directional blower are provided outside the outer heating pipe 1910.
Further, the lowest end of the speed-increasing outer tube 1902 is connected with an annular seal disk 1905.
Further, a carbon fiber paper heating sheet 1904 is disposed on an inner wall of the heating outer tube 1910, and a heat insulating cloth is disposed between the carbon fiber paper heating sheet 1904 and the inner wall of the heating outer tube 1910.
Further, the heating outer tube 1910, the speed-increasing outer tube 1902 and the speed-increasing inner tube 1908 are sequentially nested and concentrically arranged from outside to inside.
Further, the vortex ring generating device comprises a top cover 13, a main ventilation duct 20, a convergent nozzle, a splint film assembly, a stepping motor support 12 and a stepping motor 11, wherein the top cover 13 is arranged at the top of the main ventilation duct 20, the convergent nozzle is arranged at the bottom of the main ventilation duct 20, the splint film assembly is arranged in the main ventilation duct 20, the stepping motor 11 is fixedly arranged on the top cover 13 through the stepping motor support 12, the upper end of a screw rod 10 is connected with the stepping motor 11, the lower end of the screw rod penetrates through the top cover 13 and is arranged in the main ventilation duct 20, the splint film assembly is sleeved with the screw rod through a nut, an air inlet is arranged on the side wall of the main ventilation duct 20, the stepping motor 11 drives the screw rod 10 to rotate to drive the splint film assembly to move up and down in the main ventilation duct 20, when the splint film assembly moves below the air inlet, the main ventilation duct 20 is cut off.
Further, the clamp film assembly includes an upper clamp 16 and a lower clamp 17 which are laminated to each other.
Further, the number of nuts is 2, is last T-shaped nut 22 and lower T-shaped nut 23 respectively, goes up T-shaped nut 22 and lower T-shaped nut 23 and arranges respectively in the upper and lower both sides of splint film assembly, connects the splint film assembly centre gripping.
Further, a honeycomb rectifying plate 18 is arranged in the main ventilation duct 20, and the honeycomb rectifying plate 18 is arranged at the bottom end in the main ventilation duct 20 and is arranged close to the convergent nozzle.
Further, a flow guide plate 2001 is disposed at a lower side of the air inlet, and the flow guide plate 2001 is disposed to be inclined outward.
Further, the number of the air inlets is plural, and the air inlets are circumferentially arranged on the side plate of the main ventilation duct 20.
Furthermore, the number of directional air supply devices is a plurality of, a plurality of directional air supply devices are arranged along 19 circumferences of the main air supply cavity, each directional air supply device comprises a first electric control driving shell 2, a second electric control driving shell 5 and an electric control telescopic rod 6, the outer end of the first electric control driving shell 2 is connected with a mounting hole of the ceiling support 1, the outer end of the second electric control driving shell 5 is connected with a mounting support 1901 on the outer wall of the main air supply cavity 19, and two ends of the electric control telescopic rod 6 are respectively connected with the first electric control driving shell 2 and the second electric control driving shell 5.
Furthermore, the number of the directional air supply devices is 3-5, and the optimal selection is 4.
Furthermore, the air supply and heating device capable of adjusting the wind direction further comprises a controller 9, and the controller 9 is respectively connected with the heating air supply device, the directional air supply device and the vortex ring generation device.
Further, the heating and air supply device further comprises an electronic chip 7 and an LED display screen 8, the electronic chip 7 and the LED display screen 8 are arranged in a groove 1907 in the outer side of the shell of the main air supply cavity 19, an air speed sensor and a temperature sensor are arranged at an air outlet of the vortex ring generation device, and the electronic chip 7 is connected with the recarburized fiber paper heating sheet 1904, the LED display screen 8, the air speed sensor and the temperature sensor respectively.
The controller 9 is connected with the carbon fiber paper heating sheet 1904, the LED display screen 8, the wind speed sensor and the temperature sensor through the electronic chip 7.
The controller 9 is connected with the stepping motor 11 through the driver 3, the controller 9 is connected with the switching power supply 4, and the controller 9, the driver 3 and the switching power supply 4 are arranged on the top cover 13.
The controller 9 is connected with the electric control telescopic rod 6.
The controller 9 is a single chip microcomputer or a PLC.
Further, the upper end of the main ventilation duct 20 is sleeved with the main air supply cavity 19 through a buckle, that is, the main ventilation duct 20 is connected with the inner ring of the speed-increasing inner tube 1908 through a buckle; the buckle comprises a clamp 14 and a buckle 15, the clamp 14 is arranged on the inner wall of the speed-increasing inner pipe 1908, the opening is arranged on the outer wall of the main ventilation pipeline 20, and the clamp 14 is connected with the buckle 15.
The working principle of the invention is as follows: referring to the air supply and heating device capable of adjusting the wind direction provided by the invention, an initial axial flow fan 24 operates to pump outside air into a main air supply cavity 19, the air flow enters an annular flow channel, after passing through a carbon fiber heating sheet 1904 arranged in and surrounding the main air supply cavity 19, the temperature rises, then the air flow flows out from an annular flow channel air outlet at one end of the annular flow channel, enters a speed increasing flow channel formed by an outer speed increasing pipe 1902, an inner speed increasing pipe 1908, a top cover 13 and a main air supply pipeline 20 of the main air supply cavity 19, the air flow speed rises because the ventilation area of the speed increasing flow channel is smaller than that of the annular heat exchange flow channel when the air flow flows downwards, the accelerated air flow enters the main air supply pipeline 20 under the action of a guide plate 2001 when passing through the guide plate 2001, when a splint film assembly is positioned at the upper end of an air inlet, the air flow gushes into the main ventilation pipeline, when the clamping plate film assembly moves to the lower end of the air inlet, the air flow is cut off, and the cut-off air flow is rectified by the rectifying plate 18 and then curls to form vortex ring air flow due to the shearing force when passing through the tapered nozzle 21. An air speed sensor and a temperature sensor are arranged at an air outlet of the reducing nozzle 21, and the temperature and the air speed signals collected by the sensors can be displayed on an LED display screen 8 on the side wall of the main air supply cavity 19. And the adjustment of the angle of the air outlet can be realized by controlling different stretching amounts of the four directional air supply device stretching rods 6, so that the individual directional local air supply of the heater can be realized. When the number of people in the room is small, the directional air supply of the device can replace the whole temperature regulation with the local temperature regulation, thereby reducing the energy consumption required by the temperature regulation; when the number of indoor people is more, the energy waste problem that vertical temperature distribution uneven leads to can be alleviated in the perpendicular air-assisted design of furred ceiling of this device, can produce the vortex ring fast in batches, and the propagation speed and the air volume of vortex ring all promote safe and reliable by a wide margin in comparison in the tradition mode of production.
The above is only a preferred embodiment of the present invention, and certainly, the scope of the present invention should not be limited thereby, and therefore, the present invention is not limited by the scope of the claims.

Claims (10)

1. The utility model provides an air supply heater of adjustable wind direction which characterized in that, includes furred ceiling support, heating air supply arrangement, directional air supply arrangement and vortex ring and produces the device, and heating air supply arrangement's air outlet and the air intake butt joint of vortex ring production device, the furred ceiling support is connected through directional air supply arrangement and heating air supply arrangement and/or vortex ring production device.
2. An adjustable wind direction supply air heater as recited in claim 1, wherein the heating and blowing means comprises a main blowing chamber, a fan disposed at an inlet end of the main blowing chamber, an outlet end of the main blowing chamber being in abutment with an air inlet of the vortex ring generating means, and carbon fiber paper heating fins disposed on an inner wall of the main blowing chamber in the direction of the air flow.
3. An adjustable wind direction supply air heater as defined in claim 2, wherein the main supply air chamber includes an annular heat exchange channel and a speed increasing channel, the annular heat exchange channel is sleeved outside the speed increasing channel, an air outlet of the annular heat exchange channel is connected to an air inlet of the speed increasing channel, an air outlet of the speed increasing channel is in butt joint with an air inlet of the vortex ring generating device, and a cross section of the annular heat exchange channel is larger than a cross section of the speed increasing channel.
4. An air supply heater with adjustable wind direction as recited in claim 2, wherein a heat insulating cloth is provided between the carbon fiber paper heating sheet and the inner wall of the main air supply chamber.
5. An air supply and heating device with adjustable wind direction as claimed in claim 3, wherein the annular heat exchange flow channel comprises an outer heating pipe, the outer heating pipe is sleeved outside the speed increasing flow channel, an upper end cover plate and a lower end cover plate are respectively connected between the upper end and the lower end of the outer heating pipe and the speed increasing flow channel, and the spaces between the outer heating pipe, the upper end cover plate, the lower end cover plate and the speed increasing flow channel form an annular heat exchange channel;
the speed-increasing flow channel comprises a speed-increasing outer tube and a speed-increasing inner tube, the speed-increasing inner tube is sleeved inside the speed-increasing outer tube, the upper ends of the speed-increasing outer tube and the speed-increasing inner tube are connected with an upper end cover plate to form the speed-increasing flow channel, the lower end of the speed-increasing outer tube and the lower end of the speed-increasing inner tube are not connected to form a speed-increasing flow channel air outlet, the speed-increasing flow channel air outlet is in butt joint with an air inlet of the vortex ring generation.
6. The air supply and heating device with adjustable wind direction as claimed in claim 1, wherein the vortex ring generating device comprises a top cover, a main ventilation duct, a convergent nozzle, a clamp plate film assembly, a motor bracket and a motor, the top cover is arranged on the top of the main ventilation duct, the convergent nozzle is arranged on the bottom of the main ventilation duct, the clamp plate film assembly is arranged in the main ventilation duct, the motor is fixedly arranged on the top cover through the motor bracket, the upper end of the screw rod is connected with the motor, the lower end of the screw rod penetrates through the top cover and is arranged in the main ventilation duct, the clamp plate film assembly is sleeved with the screw rod through a nut, an air inlet is arranged on the side wall of the main ventilation duct, the motor drives the screw rod to rotate to drive the clamp plate film assembly to move up and down in the main ventilation duct along the screw rod, when, the main ventilation duct is cut off.
7. The air supply heater with adjustable wind direction as recited in claim 6, further comprising a honeycomb rectifying plate disposed in the main ventilation duct and disposed at the bottom end of the main ventilation duct and adjacent to the convergent nozzle.
8. An adjustable wind direction supply air heater as recited in claim 6, wherein a baffle is disposed at a lower side of the air inlet, the baffle being disposed to be inclined outward.
9. An air supply and heating device with the adjustable wind direction as recited in claim 1, wherein the number of the directional air supply devices is plural, the plural directional air supply devices are arranged along the circumferential direction of the heating air supply device shell, each directional air supply device comprises a first electric control driving shell, a second electric control driving shell and a telescopic rod, the first electric control driving shell is connected with the ceiling bracket, the second electric control driving shell is connected with the outer wall of the heating air supply device shell, and two ends of the telescopic rod are respectively connected with the first electric control driving shell and the second electric control driving shell.
10. An adjustable wind direction supply air heater as recited in claim 1, further comprising a controller connected to each of said heating blower, said directional blower and said vortex ring generator.
CN202110335873.8A 2021-03-29 2021-03-29 Air supply heater capable of adjusting wind direction Pending CN113048542A (en)

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Application Number Priority Date Filing Date Title
CN202110335873.8A CN113048542A (en) 2021-03-29 2021-03-29 Air supply heater capable of adjusting wind direction

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Application Number Priority Date Filing Date Title
CN202110335873.8A CN113048542A (en) 2021-03-29 2021-03-29 Air supply heater capable of adjusting wind direction

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CN115126706A (en) * 2022-06-20 2022-09-30 长江大学 Air rectification type air supply device

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CN109945288A (en) * 2019-03-29 2019-06-28 武汉理工大学 A kind of convective heat transfer device based on the air-supply of collar vortex circulated at low velocity
CN209960604U (en) * 2019-03-29 2020-01-17 武汉理工大学 Novel convection heat transfer device based on jet flow starting
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CN211625432U (en) * 2020-01-14 2020-10-02 河北迪曼新能源科技有限公司 Wall-mounted carbon fiber heater capable of adjusting air outlet direction
CN111594916A (en) * 2020-05-29 2020-08-28 佛山市万物互联科技有限公司 Control method of air conditioner, air conditioner and storage medium

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