CN213334934U - Air outlet equipment with heating function - Google Patents
Air outlet equipment with heating function Download PDFInfo
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- CN213334934U CN213334934U CN202021902674.8U CN202021902674U CN213334934U CN 213334934 U CN213334934 U CN 213334934U CN 202021902674 U CN202021902674 U CN 202021902674U CN 213334934 U CN213334934 U CN 213334934U
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Abstract
The utility model discloses an air outlet device with a heating function, which comprises a rear shell, a front shell, a heating device, a motor and a fan blade; the front shell is arranged on the front side of the rear shell, an air duct is arranged in the front shell, and the air duct is communicated with the accommodating cavity; the heating device is arranged in the accommodating cavity and comprises a bracket and a heating body; the bracket is sleeved outside the mounting boss, and a plurality of supporting spacers are arranged on the peripheral side surface of the bracket at intervals; the heating body comprises an annular main body, the annular main body is located at the periphery of a support and fixedly mounted with a plurality of supporting spacers, heating wires arranged in front of and behind a plurality of rows extend outwards in a radiation mode from the side face of the periphery of the annular main body, and the heating wires in two adjacent rows are arranged in a staggered mode. The heating device of this product comprises support, heat-generating body and support spacer, simple structure, and the mode of arranging of the heater of heat-generating body can effectively improve thermal conversion efficiency to, the motor is kept away from to the heat-generating body, avoids influencing the normal operating of motor, and the motor temperature rise is low, and the life-span is longer, also more durable.
Description
Technical Field
The utility model belongs to the technical field of the fan field and specifically relates to indicate an air-out equipment of function generates heat in area.
Background
An air outlet device, such as an electric fan, which is called fan for short, also called fan and fan blower, is a household appliance that uses an electric motor to drive fan blades to rotate so as to accelerate the circulation of air, is mainly used for cooling and relieving summer heat and circulating air, and is widely used in places such as families, classrooms, offices, shops, hospitals, hotels and the like.
In order to enable the electric fan to blow hot air, a heating device is installed in the existing electric fan, however, the existing electric fan with the heating function generally has the problems of complex structure and low heat conversion efficiency, and the normal operation of the motor is easily affected by heating. There is therefore a need for improvements to current electric fans.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention provides an air outlet device with heating function, which can effectively solve the problems of complex structure, low heat conversion efficiency and easy heating of the existing electric fan, and thus the normal operation of the motor is affected.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an air outlet device with a heating function comprises a rear shell, a front shell, a heating device, a motor and fan blades; the rear shell is provided with an accommodating cavity with a forward opening, the bottom surface of the accommodating cavity is convexly provided with a mounting boss forward, the mounting boss is internally provided with a mounting cavity, and the outer surface of the rear shell is provided with an air inlet communicated with the accommodating cavity; the front shell is arranged on the front side of the rear shell, an air duct is arranged in the front shell, and the air duct is communicated with the accommodating cavity; the heating device is arranged in the accommodating cavity and comprises a bracket and a heating body; the bracket is sleeved outside the mounting boss, and a plurality of supporting spacers are arranged on the peripheral side surface of the bracket at intervals; the heating body comprises an annular main body, the annular main body is positioned at the periphery of a support and fixedly installed with a plurality of supporting spacers, a plurality of rows of heating wires which are arranged in a front-back manner extend outwards in a radiation manner from the side surface of the periphery of the annular main body, and the adjacent two rows of heating wires are arranged in a staggered manner; the motor is arranged in the mounting cavity, and an output shaft of the motor forwards penetrates through the mounting boss and extends into the accommodating cavity; the fan blade is fixed on the output shaft of the motor and positioned in the air duct, and the fan blade is positioned on the front side of the heating device.
As a preferable scheme, the heating wire is of a U-shaped sheet structure and is arranged on the annular main body to form an annular structure.
Preferably, the support spacer is a mica sheet.
As a preferred scheme, a plurality of clamping grooves are formed in the peripheral side face of the support, the supporting spacers are clamped and fixed in the corresponding clamping grooves, hook portions are arranged on the front sides of the supporting spacers and hook the front side edge of the annular main body, the rear side edge of the annular main body is fixed by a fixing piece, and the fixing piece is fixed on the support.
As a preferred scheme, the rear shell is of a dense air inlet grid structure, a plurality of air inlet holes are formed in the rear shell, the air inlet holes are densely distributed, each air inlet hole is in a long strip shape, and a rear net handle is arranged on the rear side of the top of the rear shell.
As a preferred scheme, the front shell is of a double-layer structure and comprises an inner layer and an outer layer, the air duct is formed in the inner layer, the air duct is a supercharged air duct, the outer layer is located on the periphery of the inner layer, and a heat insulation cavity is formed between the inner layer and the outer layer.
As a preferred scheme, a mounting groove extends from the rear side of the inner layer, a temperature control device is mounted on the mounting groove, and the temperature control device is located right above the heating wire.
As a preferred scheme, a negative pressure exhaust hole communicated between the air duct and the heat insulation cavity is formed in the front side of the top of the inner layer.
As a preferred scheme, the front side of preceding shell is provided with the air-out net, and this air-out net covers the front side opening in wind channel, and the surface center of this air-out net is provided with the dress trim cover.
As a preferred scheme, the annular main body comprises an inner insulating plate, an outer insulating plate and a metal shell, the outer insulating plate and the inner insulating plate are stacked together, the metal shell covers and fixes the inner insulating plate and the outer insulating plate, a through hole is formed in the outer insulating plate, the inner end of the heating wire is clamped between the inner insulating plate and the outer insulating plate, and the outer end of the heating wire penetrates through the through hole and extends outwards.
Compared with the prior art, the utility model obvious advantage and beneficial effect have, particularly, can know by above-mentioned technical scheme:
the heating device of this product comprises support, heat-generating body and support spacer, simple structure, and the mode of arranging of the heater of heat-generating body can effectively improve thermal conversion efficiency to, the motor is kept away from to the heat-generating body, avoids influencing the normal operating of motor, and the motor temperature rise is low, and the life-span is longer, also more durable.
To illustrate the structural features and functions of the present invention more clearly, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
Drawings
FIG. 1 is an assembled perspective view of a preferred embodiment of the present invention;
FIG. 2 is an enlarged partial schematic view of FIG. 1;
FIG. 3 is an exploded view of FIG. 2;
FIG. 4 is a cross-sectional view of FIG. 2;
FIG. 5 is an enlarged partial schematic view of FIG. 4;
FIG. 6 is a partial assembly schematic of FIG. 2;
FIG. 7 is an enlarged schematic view of a heat generating device according to a preferred embodiment of the present invention;
fig. 8 is an exploded view of fig. 7.
The attached drawings indicate the following:
10. rear shell 11, containing cavity
12. Mounting boss 13 and mounting cavity
14. Air inlet hole 15 and back net handle
20. Front shell 21, inner layer
22. Outer layer 201, air duct
202. Heat insulation cavity 203 and negative pressure exhaust hole
204. Mounting groove 30 and heating device
31. Bracket 311 and card slot
32. Heating element 321, annular body
3211. Inner insulating plate 3212 and outer insulating plate
3213. Metal casing 322, heater
33. Supporting spacer 331 and hook
34. Fixing piece 301, through hole
40. Motor 41, output shaft
50. Fan blade 60 and air outlet net
61. A decorative cover 70 and a temperature control device.
Detailed Description
Referring to fig. 1 to 8, a specific structure of a preferred embodiment of the present invention is shown, which includes a rear shell 10, a front shell 20, a heat generating device 30, a motor 40 and a fan blade 50.
The rear shell 10 is provided with an accommodating cavity 11 with a forward opening, the bottom surface of the accommodating cavity 11 is convexly provided with a mounting boss 12 forward, a mounting cavity 13 is arranged in the mounting boss 12, and the outer surface of the rear shell 10 is provided with an air inlet 14 communicated with the accommodating cavity 11; in this embodiment, the rear shell 10 is an encrypted air inlet grid structure, a plurality of air inlet holes 14 are formed in the rear shell, the air inlet holes 14 are densely distributed, each air inlet hole 14 is in a long strip shape, and therefore the rear shell is safer, and the rear side of the top of the rear shell 10 is provided with the rear net handle 15, so that the rear shell is convenient to move.
The front shell 20 is arranged at the front side of the rear shell 10, an air duct 201 is arranged in the front shell 20, and the air duct 201 is communicated with the accommodating cavity 11; in this embodiment, the front shell 20 has a double-layer structure, and includes an inner layer 21 and an outer layer 22, the air duct 201 is formed in the inner layer 21, the air duct 201 is a pressurized air duct, so that the air is more concentrated, the air volume is large, the heat conversion efficiency is high, the outer layer 22 is located at the periphery of the inner layer 21, and a heat insulation cavity 202 is formed between the inner layer 21 and the outer layer 22, so that the front shell 20 does not scald hands; and, the top front side of inlayer 21 is opened and is equipped with the negative pressure exhaust hole 203 between intercommunication wind channel 201 and the thermal-insulated chamber 202, and, the front side of front shell 20 is provided with air-out net 60, and this air-out net 60 covers the front side opening of wind channel 201, and, the surface center of this air-out net 60 is provided with dress trim cover 61.
The heating device 30 is arranged in the accommodating cavity 11, and the heating device 30 comprises a bracket 31 and a heating body 32; the bracket 31 is sleeved outside the mounting boss 12 to isolate the mounting boss 12 from the heating element 32, and a plurality of supporting spacers 33 are arranged at intervals on the peripheral side surface of the bracket 31; the heating element 32 comprises an annular main body 321, the annular main body 321 is positioned at the periphery of the bracket 31 and fixedly installed with a plurality of supporting spacers 33, a plurality of rows of heating wires 322 arranged in front and back are extended outwards in a radiation manner from the side surface of the periphery of the annular main body 321, and the heating wires 322 in two adjacent rows are arranged in a staggered manner; in this embodiment, the heating wire 322 is a U-shaped sheet structure, and it is installed on the annular main body 321 to form an annular structure, and the heating wire 322 is two rows, and the support spacer 33 is a mica sheet to realize effective thermal insulation, insulation and temperature resistance, a plurality of clamping grooves 311 have been seted up to the peripheral side of support 31, and these a plurality of support spacers 33 clamp and fix in corresponding clamping groove 311, and the front side of supporting spacer 33 has a hook 331, and this hook 331 hooks the front side edge of annular main body 321, and the rear side edge of annular main body 321 is fixed by fixing sheet 34, and fixing sheet 34 is fixed on support 31. In addition, the ring main body 321 includes an inner insulating plate 3211, an outer insulating plate 3212 and a metal casing 3213, the outer insulating plate 3212 and the inner insulating plate 3211 are stacked together, the metal casing 3213 covers and fixes the inner insulating plate 3211 and the outer insulating plate 3212, a through hole 301 is formed in the outer insulating plate 3212, the inner end of the heater 322 is clamped between the inner insulating plate 3211 and the outer insulating plate 3212, the outer end of the heater 322 passes through the through hole 301 and extends out, and the inner insulating plate 3211 and the outer insulating plate 3212 are both mica plates.
The motor 40 is arranged in the mounting cavity 13, an output shaft 41 of the motor 40 forwards penetrates through the mounting boss 12 to extend into the accommodating cavity 11, the mounting boss 12 can isolate a heat source of the motor 40, so that the motor 40 is far away from the heating body 32, the temperature rise of the motor 40 is low, the service life of the motor 40 is longer, and the motor 40 is more durable; the fan 50 is fixed on the output shaft 41 of the motor 40 and located in the air duct 201, and the fan 50 is located at the front side of the heat generating device 30.
And, the rear side of the said inner layer 21 extends and has mounting grooves 204, mount the temperature control device 70 on the mounting groove 204, and the temperature control device 70 locates over the heater 322, utilize the hot air to rise, make the temperature control device 70 temperature sensing more accurate, faster, safer, and, the aforesaid negative pressure exhaust hole 203 forms the convection current with mounting groove 204.
Detailed description the working principle of the present embodiment is as follows:
when the air-conditioning fan is used, the heating device 30 and the motor 40 are both connected with a control circuit board of the fan, after the control circuit board is powered on, the motor 40 is started and drives the fan blades 50 to rotate at a high speed, the fan blades 50 rotate at a high speed to enable outside air to enter the accommodating cavity 11 from the air inlet holes 14, and then air is formed and blown out forwards through the air duct 201. When the heating device 30 is turned on, the heating wire 322 generates heat to heat the air to form hot air when the air flows through the heating device 30, so that the air blown out from the air duct 201 can be hot air.
The utility model discloses a design focus lies in: the heating device of this product comprises support, heat-generating body and support spacer, simple structure, and the mode of arranging of the heater of heat-generating body can effectively improve thermal conversion efficiency to, the motor is kept away from to the heat-generating body, avoids influencing the normal operating of motor, and the motor temperature rise is low, and the life-span is longer, also more durable.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.
Claims (10)
1. The utility model provides an air-out equipment of function generates heat in area which characterized in that: comprises a rear shell, a front shell, a heating device, a motor and fan blades; the rear shell is provided with an accommodating cavity with a forward opening, the bottom surface of the accommodating cavity is convexly provided with a mounting boss forward, the mounting boss is internally provided with a mounting cavity, and the outer surface of the rear shell is provided with an air inlet communicated with the accommodating cavity; the front shell is arranged on the front side of the rear shell, an air duct is arranged in the front shell, and the air duct is communicated with the accommodating cavity; the heating device is arranged in the accommodating cavity and comprises a bracket and a heating body; the bracket is sleeved outside the mounting boss, and a plurality of supporting spacers are arranged on the peripheral side surface of the bracket at intervals; the heating body comprises an annular main body, the annular main body is positioned at the periphery of a support and fixedly installed with a plurality of supporting spacers, a plurality of rows of heating wires which are arranged in a front-back manner extend outwards in a radiation manner from the side surface of the periphery of the annular main body, and the adjacent two rows of heating wires are arranged in a staggered manner; the motor is arranged in the mounting cavity, and an output shaft of the motor forwards penetrates through the mounting boss and extends into the accommodating cavity; the fan blade is fixed on the output shaft of the motor and positioned in the air duct, and the fan blade is positioned on the front side of the heating device.
2. The air outlet device with the heating function of claim 1, wherein: the heating wire is of a U-shaped sheet structure and is arranged on the annular main body to form an annular structure.
3. The air outlet device with the heating function of claim 1, wherein: the support spacer is a mica sheet.
4. The air outlet device with the heating function of claim 1, wherein: a plurality of draw-in grooves have been seted up to the periphery side of support, and these a plurality of support spacers clamp and fix in the draw-in groove that corresponds, and the front side that supports the spacer has the portion of colluding, and the front side edge of annular main part is colluded to this portion of colluding, and the rear side edge of annular main part is fixed by the stationary blade, and the stationary blade is fixed on the support.
5. The air outlet device with the heating function of claim 1, wherein: the rear shell is of an encrypted air inlet grid structure, a plurality of air inlet holes are formed in the rear shell and are densely distributed, each air inlet hole is of a long strip shape, and a rear net handle is arranged on the rear side of the top of the rear shell.
6. The air outlet device with the heating function of claim 1, wherein: the front shell is of a double-layer structure and comprises an inner layer and an outer layer, the air duct is formed in the inner layer and is a supercharging type air duct, the outer layer is located on the periphery of the inner layer, and a heat insulation cavity is formed between the inner layer and the outer layer.
7. The air outlet device with the heating function of claim 6, wherein: the rear side of inlayer extends out and has the mounting groove, installs temperature control device on the mounting groove, and temperature control device is located the heater directly over.
8. The air outlet device with the heating function of claim 7, wherein: and a negative pressure exhaust hole communicated between the air duct and the heat insulation cavity is formed in the front side of the top of the inner layer.
9. The air outlet device with the heating function of claim 1, wherein: the front side of preceding shell is provided with the air-out net, and this air-out net covers the front side opening in wind channel, and the surface center of this air-out net is provided with the dress trim cover.
10. The air outlet device with the heating function of claim 1, wherein: the annular main body comprises an inner insulating plate, an outer insulating plate and a metal shell, the outer insulating plate and the inner insulating plate are overlapped together, the metal shell covers and fixes the inner insulating plate and the outer insulating plate, a through hole is formed in the outer insulating plate, the inner end of the heating wire is clamped between the inner insulating plate and the outer insulating plate, and the outer end of the heating wire penetrates through the through hole and extends outwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021902674.8U CN213334934U (en) | 2020-09-03 | 2020-09-03 | Air outlet equipment with heating function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021902674.8U CN213334934U (en) | 2020-09-03 | 2020-09-03 | Air outlet equipment with heating function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213334934U true CN213334934U (en) | 2021-06-01 |
Family
ID=76102226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021902674.8U Active CN213334934U (en) | 2020-09-03 | 2020-09-03 | Air outlet equipment with heating function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213334934U (en) |
-
2020
- 2020-09-03 CN CN202021902674.8U patent/CN213334934U/en active Active
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