CN211345837U - Warm air blower - Google Patents
Warm air blower Download PDFInfo
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- CN211345837U CN211345837U CN201922356937.3U CN201922356937U CN211345837U CN 211345837 U CN211345837 U CN 211345837U CN 201922356937 U CN201922356937 U CN 201922356937U CN 211345837 U CN211345837 U CN 211345837U
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- Devices For Blowing Cold Air, Devices For Blowing Warm Air, And Means For Preventing Water Condensation In Air Conditioning Units (AREA)
Abstract
The utility model discloses a fan heater, include: the air conditioner comprises a shell, wherein an air inlet and an air outlet are respectively formed in two different side walls of the shell; a first air duct plate and a second air duct plate are arranged in the shell, the first air duct plate and the second air duct plate form an air duct, and the air duct comprises an air inlet section arranged on one side of the air inlet and an air outlet section arranged on one side of the air outlet; an airflow driving part is arranged in the air inlet section, and a heating part is arranged in the air outlet section; the air flow driving component comprises a wind wheel, the wind wheel introduces air flow into the air flow duct from the air inlet, accelerates the air flow in the air flow duct, and blows the air flow out of the air outlet after the air flow passes through the heating component. The utility model discloses a reasonable air current wind channel design and high-efficient device that generates heat, fundamentally has improved electric heat conversion efficiency and heat exchange efficiency, and the thermal efficiency is high, the heat loss is few, can realize low-power, big space and no heat radiation, and it is experienced to bring high-efficient, energy-conserving and healthy use for the user.
Description
Technical Field
The utility model relates to an air conditioning equipment technical field, concretely relates to electric fan heater.
Background
The warm air blower is a new type of heating equipment, and is generally used due to the advantages of convenient use, simple operation and the like. The working principle is as follows: air enters the unit from the air suction port under the power action of the wind wheel, is heated when flowing through the air heater and flows out of the unit from the air outlet to form warm air, and the warm air is sent to a heating space to form indoor air circulation, so that a user is warmed.
In the prior art, a heater unit generally adopts an electric heating wire or a ceramic PTC heating sheet as a heating element, and has the defects of slow heating, low electric heat exchange and transmission efficiency and large heat radiation heat loss.
In addition, due to the fan heater in the prior art, airflow is easily blocked when the airflow channel circulates, the air outlet quantity is small, and then large noise is easily generated.
Accordingly, the prior art is yet to be improved and developed.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model lies in, to prior art's above-mentioned defect, provide a fan heater, can realize the advantage in big wind speed silence, the big space of quick high-efficient heating, simultaneously, have fast heat, low heat waste, low heat radiation, do benefit to the heating energy-conservation and keep warm healthy.
The utility model provides a technical scheme that technical problem adopted as follows:
a fan heater, comprising:
the air conditioner comprises a shell, wherein an air inlet and an air outlet are respectively formed in two different side walls of the shell;
a first air duct plate and a second air duct plate are arranged in the shell, the first air duct plate and the second air duct plate form an air duct, and the air duct comprises an air inlet section arranged on one side of the air inlet and an air outlet section arranged on one side of the air outlet;
an airflow driving part is arranged in the air inlet section, and a heating part is arranged in the air outlet section;
the air flow driving component comprises a wind wheel, the wind wheel introduces air flow into the air flow duct from the air inlet, accelerates the air flow in the air flow duct, and blows the air flow out of the air outlet after the air flow passes through the heating component.
Preferably, the area of the air inlet is larger than that of the air outlet.
Preferably, the heat generating component comprises a heat generating frame and a heat generating sheet belt arranged on the heat generating frame;
the heating frame and the heating sheet belt are parallel to the air flow direction of the air outlet section.
Preferably, the heat generating component further comprises a first mounting plate and a movable second mounting plate which are arranged on the heat generating rack;
one end of the heating sheet belt is arranged on the first mounting plate, and the other end of the heating sheet belt is arranged on the second mounting plate;
the heating frame is provided with a tensioning assembly used for adjusting the tensioning degree of the heating sheet belt.
Preferably, the tensioning assembly comprises a bolt arranged on the second mounting plate and penetrating out of the heating frame, a tensioning spring sleeved on the bolt, and a nut arranged on the outer side of the tensioning spring;
the tensioning spring is arranged on the outer side of the heating frame.
Preferably, a guide plate is arranged between the first mounting plate and the second mounting plate.
Preferably, the heating plate strip is a super-thermal conductive composite metal heating plate strip.
Preferably, the airflow driving part further comprises a motor for driving the wind wheel to rotate.
Preferably, the first air duct plate and/or the second air duct plate are/is provided with a fixed column, the top and the bottom of the wind wheel are respectively provided with an upper fixed plate and a lower fixed plate, and the top and the bottom of the heating frame are respectively provided with an upper mounting plate and a lower mounting plate;
the upper mounting piece, the lower mounting piece, the upper fixing plate and the lower fixing plate are connected with the fixing columns through screws.
Preferably, the heat generating component is in close proximity to the wind wheel.
Compared with the prior art, the utility model provides a fan heater has following beneficial effect:
by using the high-efficiency heating device and the reasonable design of the airflow air channel, the electric heat conversion efficiency and the heat exchange efficiency are fundamentally improved, the heat efficiency is high, the heat loss is low, small volume, low power, large space and no heat radiation can be realized, and high-efficiency, energy-saving and healthy good use experience is brought to users.
Drawings
In order to illustrate the solution of the present application more clearly, the drawings that are needed in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present application, and that other drawings can be obtained by those skilled in the art without inventive effort.
Fig. 1 is a perspective view of a preferred embodiment of a fan heater according to the present invention.
Fig. 2 is a front view of a preferred embodiment of the fan heater of the present invention.
Fig. 3 is a sectional view B-B of fig. 2.
Fig. 4 is a sectional view G-G of fig. 3.
Fig. 5 is a simulation diagram of the flow lines of the air duct according to the preferred embodiment of the present invention.
Fig. 6 is a first perspective view of a heat generating component in a preferred embodiment of a fan heater according to the present invention.
Fig. 7 is a second perspective view of a heat generating component in a preferred embodiment of a fan heater of the present invention.
Fig. 8 is a front view of a heat generating component in a preferred embodiment of a fan heater according to the present invention.
Fig. 9 is a cross-sectional view C-C of fig. 8.
Fig. 10 is a schematic structural diagram of a first mounting plate in a preferred embodiment of a fan heater according to the present invention.
Fig. 11 is a schematic structural diagram of a second mounting plate in a preferred embodiment of the fan heater of the present invention.
Fig. 12 is a schematic structural diagram of a guide plate in a preferred embodiment of the fan heater of the present invention.
Fig. 13 is a schematic structural view of a wind wheel and a heat generating component in a preferred embodiment of the fan heater of the present invention.
Reference numerals:
100-shell, 101-air inlet, 102-air outlet, 200-first air duct plate, 300-second air duct plate, 400-airflow duct, 401-air inlet section, 402-air outlet section, 500-airflow driving part, 600-heating part, 501-wind wheel, 601-heating rack, 602-heating piece belt, 603-first mounting plate, 604-second mounting plate, 605-tensioning component, 615-bolt, 625-tensioning spring, 635-nut, 606-guide plate, 45-slideway starting position, 46-slideway ending position, 502-motor, 201-fixing column, 503-upper fixing plate, 504-lower fixing plate, 607-mounting piece and 608-lower mounting piece.
Detailed Description
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application; the terms "including" and "having," and any variations thereof, in the description and claims of this application and the description of the above figures are intended to cover non-exclusive inclusions. The terms "first," "second," and the like in the description and claims of this application or in the above-described drawings are used for distinguishing between different objects and not for describing a particular order.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.
The embodiment of the utility model provides a fan heater, as shown in fig. 1 to 5, it includes: the air conditioner comprises a shell 100, wherein an air inlet 101 and an air outlet 102 are respectively arranged on two different side walls of the shell 100; a first air duct plate 200 and a second air duct plate 300 are arranged in the casing 100, the first air duct plate 200 and the second air duct plate 300 form an air duct 400, and the air duct 400 comprises an air inlet section 401 arranged on one side of the air inlet 101 and an air outlet section 402 arranged on one side of the air outlet 102; an airflow driving part 500 is arranged in the air inlet section 401, and a heat generating part 600 is arranged in the air outlet section 402; the airflow driving component 500 includes a wind wheel 501, and the wind wheel 501 introduces airflow from the air inlet 101 into the airflow duct 400, accelerates the airflow in the airflow duct 400 through the heat generating component 600, and blows the airflow out of the air outlet 102. The housing 100 may be provided in a cylindrical shape, a hexahedral shape, or the like, and the heater unit may be provided as a small table-top type heater unit. The air inlet 101 and the air outlet 102 are arranged in a grid to enter and exit air.
In order to ensure that the air outlet 102 has a proper air speed for rapidly bringing out the heat energy generated by the heat generating component 600, the area of the air inlet 101 is designed to be larger than that of the air outlet 102, so that the air outlet 102 obtains a higher air speed to rapidly bring out the heat energy of the heat generating component 600 under the condition that the air inlet 101 has the same air volume and the air speed is lower.
The air inlet 101 and the air outlet 102 may be disposed on two perpendicular surfaces, and the air inlet 101 may be disposed on two sides, etc., only the air outlet needs to be in front, that is, the air outlet faces a user, and the air inlet may be disposed on the rear side and/or two sides.
The first air duct plate 200 and the second air duct plate 300 are both configured as irregular plates, so that an airflow duct for airflow to flow in and out can be formed between the first air duct plate 200 and the second air duct plate 300.
In specific implementation, the heat generating component 600 includes a heat generating frame 601 and a heat generating sheet band 602 disposed on the heat generating frame 601; the heating frame 601 and the heating strip 602 are parallel to the airflow direction of the air outlet section 402. The heat generating sheet band 602 may be wound around the left and right sides of the heat generating frame 601. The heat generating sheet band 602 may be provided with a plurality of layers, two layers in this embodiment.
As shown in fig. 5, the flow chart of the air duct shows the path of the air flow from the air inlet 101 to the air outlet 102, and in order to reduce the wind resistance caused by the heat generating component 600 disposed at the position of the air outlet 402 and avoid the problems of air flow noise and wind speed reduction at the air outlet 102, the direction of the heat generating frame 601 and the heat generating strip 602 fixed thereon is designed to be approximately parallel to the path of the air flow near the air outlet 102, so as to ensure that the air smoothly passes through the heat generating component 600 and the heat energy generated therefrom is rapidly sent out to the space to be heated.
In specific implementation, the heat generating component 600 further includes a first mounting plate 603 and a movable second mounting plate 604 disposed on the heat generating rack 601; one end of the heating plate strip 602 is arranged on the first mounting plate 603, and the other end of the heating plate strip 602 is arranged on the second mounting plate 604; the heating frame 601 is provided with a tensioning assembly 605 for adjusting the tensioning degree 602 of the heating sheet belt. Of course, the heating rack 601 is further provided with a polygonal slide (e.g., a quadrilateral hole) for mounting the second mounting plate 604, and the position of the second mounting plate 604 can be adjusted through the slide, so as to adjust the tension of the heating strip 602.
As shown in fig. 10 and 11, the first mounting plate 603 and the second mounting plate 604 are provided with winding protrusions on the upper and lower sides of the straight plate, so that the heating sheet strip 602 can be wound on the protrusions, and the specific number of winding turns can be determined according to the specific heating power.
In specific implementation, in order to ensure that the heating sheet strips 602 are oriented in a certain direction during stretching or shrinking so that they are not disturbed or adjacent heating sheet strips 602 do not touch each other, a guide plate 606 is provided between the first mounting plate 603 and the second mounting plate 604, and as shown in fig. 12, the adjacent heating sheet strips 602 are separated by the guide plate 606 so that they do not touch each other during stretching or shrinking.
In specific implementation, the tensioning assembly 605 includes a bolt 615 disposed on the second mounting plate 604 and penetrating through the heating rack 601, a tensioning spring 625 sleeved on the bolt 615, and a nut 635 disposed outside the tensioning spring 625; the tension spring 625 is disposed outside the heat generating rack 601.
Since the heating sheet band 602 has an extremely thin thickness, it is necessary to keep a proper tension when it is fixed on the heating frame 601 to prevent the air flow from vibrating when it blows. As shown in fig. 6 to 9, during initial installation, the tension spring 625 is in a moderate compression state through the nut 635 to maintain a certain tension force to moderately tighten the heat-generating sheet strips 602 on the first mounting plate 603 and the second mounting plate 604, at this time, the heat-generating rack 601 is located at the starting position 45 of the slideway, after power-on heating, the heat-generating sheet strips 602 expand to a certain extent by heat, at this time, the tension spring 625 moderately rebounds, thereby pulling the second mounting plate 604 to slide towards the ending position 46 of the polygonal slideway, thereby re-tightening the heat-generating sheet strips 602, when power-off is performed, the heat-generating sheet strips 602 shrink, again pull the second mounting plate 604 back to the initial position 45 of the slideway, pull the tension spring 625 back to the compression state, thereby constantly maintaining the heat-generating sheet strips in the moderate tension state during power-on and power.
In specific implementation, the heat-generating strip 602 is a super-thermal conductive composite metal heat-generating strip.
The super-thermal-conductivity composite metal heating sheet is an ultrathin heating sheet with super-high thermal conductivity (the thickness of the sheet is generally 0.03mm-0.04mm), the electric heat exchange efficiency of the super-thermal-conductivity composite metal heating sheet can reach 95%, the super-thermal-conductivity composite metal heating sheet has the characteristics of instant heating when power is on and instant cooling when power is off, the thermal radiation is extremely low (not more than 5%), air humidity and oxygen are not consumed, the melting point of the sheet is high (resistant to 1200 ℃), and the super-thermal-conductivity composite metal heating sheet is free of fire light when.
As shown in fig. 4, the airflow driving part 500 further includes a motor 502 for driving the wind rotor 501 to rotate.
As shown in fig. 13, in a specific implementation, the first air duct plate 200 and/or the second air duct plate 300 are provided with fixing columns 201, the top and the bottom of the wind wheel 501 are respectively provided with an upper fixing plate 503 and a lower fixing plate 504, and the top and the bottom of the heating rack 601 are respectively provided with an upper mounting plate 607 and a lower mounting plate 608; the upper mounting piece 607, the lower mounting piece 608, the upper fixing plate 503 and the lower fixing plate 504 are all connected with the fixing column 201 by screws at an angle
The upper fixing plate 503 and the lower fixing plate 504 are both configured as a circular plate, and a mounting lug is provided on the circular plate, and a first threaded hole for fixing is provided on the mounting lug. The upper mounting piece 607 and the lower mounting piece 608 are both formed in a long strip shape, and the upper mounting piece 607, the lower mounting piece 608, and the fixing post 201 are each provided with a second screw hole adapted to the first screw hole, and the heat generating component 600 and the airflow driving component 500 are fixed to the case 100 by screws or bolts.
Of course, in this embodiment, the mounting can be performed by the structure of the mounting holes and the mounting posts, for example, the mounting holes are all provided on the fixing posts 201, and the mounting posts are all provided on the upper mounting plate 607, the lower mounting plate 608, the upper fixing plate 503 and the lower fixing plate 504, so that the mounting can be completed only by directly inserting the mounting posts into the mounting holes. The shape and size of each mounting column are matched with the corresponding mounting holes, and the mounting columns can be the same or different. The installation mode is simple and reliable, the processing and the manufacturing of parts are convenient, the resource consumption and the cost investment are effectively saved, and the practicability is higher.
In specific implementation, the heat generating component 600 is adjacent to the wind wheel 501, the outer diameter of the wind wheel 501 is similar to the first wind channel plate 200 and the second wind channel plate 300, and the minimum distance between the first wind channel plate and the second wind channel plate is recommended to be 5% -7% of the diameter of the wind wheel.
To sum up, the utility model discloses a fan heater, include: the air conditioner comprises a shell, wherein an air inlet and an air outlet are respectively formed in two different side walls of the shell; a first air duct plate and a second air duct plate are arranged in the shell, the first air duct plate and the second air duct plate form an air duct, and the air duct comprises an air inlet section arranged on one side of the air inlet and an air outlet section arranged on one side of the air outlet; an airflow driving part is arranged in the air inlet section, and a heating part is arranged in the air outlet section; the air flow driving component comprises a wind wheel, the wind wheel introduces air flow into the air flow air channel from the air inlet and accelerates the air flow in the air flow air channel to pass through the heating component and then blow out the air flow from the air outlet, so that the electric heat conversion efficiency and the heat exchange efficiency are fundamentally improved through reasonable air flow air channel design and a high-efficiency heating device, the heat efficiency is high, the heat loss is less, small volume, low power, large space and no heat radiation can be realized, and good use experience of high efficiency, energy conservation and health is brought to users.
It is to be understood that the above-described embodiments are merely illustrative of some, but not restrictive, of the broad invention, and that the appended drawings illustrate preferred embodiments of the invention and do not limit the scope of the invention. This application is capable of embodiments in many different forms and is provided for the purpose of enabling a thorough understanding of the disclosure of the application. Although the present application has been described in detail with reference to the foregoing embodiments, it will be apparent to one skilled in the art that the present application may be practiced without modification or with equivalents of some of the features described in the foregoing embodiments. All equivalent structures made by using the contents of the specification and the drawings of the present application are directly or indirectly applied to other related technical fields and are within the protection scope of the present application.
Claims (10)
1. A warm air blower comprises a shell, and is characterized in that an air inlet and an air outlet are respectively formed in two different side walls of the shell;
a first air duct plate and a second air duct plate are arranged in the shell, the first air duct plate and the second air duct plate form an air duct, and the air duct comprises an air inlet section arranged on one side of the air inlet and an air outlet section arranged on one side of the air outlet;
an airflow driving part is arranged in the air inlet section, and a heating part is arranged in the air outlet section;
the air flow driving component comprises a wind wheel, the wind wheel introduces air flow into the air flow duct from the air inlet, accelerates the air flow in the air flow duct, and blows the air flow out of the air outlet after the air flow passes through the heating component.
2. The fan heater according to claim 1, wherein the area of the air inlet is larger than the area of the air outlet.
3. The fan heater according to claim 1, wherein the heat generating component includes a heat generating rack and a heat generating sheet band disposed on the heat generating rack;
the heating frame and the heating sheet belt are parallel to the air flow direction of the air outlet section.
4. The fan heater according to claim 3, wherein the heat generating component further comprises a first mounting plate, a movable second mounting plate disposed on the heat rack;
one end of the heating sheet belt is arranged on the first mounting plate, and the other end of the heating sheet belt is arranged on the second mounting plate;
the heating frame is provided with a tensioning assembly used for adjusting the tensioning degree of the heating sheet belt.
5. The warm-air drier according to claim 4, wherein the tension assembly comprises a bolt arranged on the second mounting plate and penetrating through the heating frame, a tension spring sleeved on the bolt, and a nut arranged outside the tension spring;
the tensioning spring is arranged on the outer side of the heating frame.
6. The fan heater according to claim 5, wherein a guide plate is disposed between the first mounting plate and the second mounting plate.
7. The fan heater according to any one of claims 3 to 6, wherein the fin strip is a super-thermally conductive composite metal fin strip.
8. The fan heater according to claim 1, wherein the airflow driving part further comprises a motor for driving the wind wheel to rotate.
9. The warm-air drier according to claim 3, wherein the first air duct plate and/or the second air duct plate is/are provided with a fixed column, the top and the bottom of the wind wheel are respectively provided with an upper fixed plate and a lower fixed plate, and the top and the bottom of the heating frame are respectively provided with an upper mounting plate and a lower mounting plate;
the upper mounting piece, the lower mounting piece, the upper fixing plate and the lower fixing plate are connected with the fixing columns through screws.
10. The fan heater according to claim 1, wherein the heat generating component is in close proximity to the wind wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922356937.3U CN211345837U (en) | 2019-12-24 | 2019-12-24 | Warm air blower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922356937.3U CN211345837U (en) | 2019-12-24 | 2019-12-24 | Warm air blower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211345837U true CN211345837U (en) | 2020-08-25 |
Family
ID=72133550
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922356937.3U Active CN211345837U (en) | 2019-12-24 | 2019-12-24 | Warm air blower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211345837U (en) |
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2019
- 2019-12-24 CN CN201922356937.3U patent/CN211345837U/en active Active
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