CN219318536U - Blowing device and bathroom heater comprising same - Google Patents
Blowing device and bathroom heater comprising same Download PDFInfo
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- CN219318536U CN219318536U CN202222802984.8U CN202222802984U CN219318536U CN 219318536 U CN219318536 U CN 219318536U CN 202222802984 U CN202222802984 U CN 202222802984U CN 219318536 U CN219318536 U CN 219318536U
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Abstract
The utility model discloses a blowing device and a bathroom warmer comprising the same. The blowing device comprises a main box body; the main box body is formed by enclosing a bottom plate, a cover plate and side plates, wherein the bottom plate and the cover plate are oppositely arranged, and two ends of the side plates are respectively connected with the bottom plate and the cover plate; at least one volute is arranged on a bottom plate in the main box body, and a wind wheel and a motor which are connected with each other are arranged in each volute; the minimum value in the height from the cover plate to the air inlet of each volute is set as h, and the minimum value of the radius of the inner cavity for accommodating the wind wheel in each volute is set as r, so that h is more than or equal to 1/2r. According to the utility model, through the optimized design of the structure of the main case shell, the acting force space of wind wheel air inlet is increased, and the effects of blowing and ventilation are optimized. Meanwhile, the air inlet of the main case shell is changed into side air inlet from the traditional front air inlet, so that the two surfaces where the air inlet of the main case shell and the air inlet of the volute are positioned are not overlapped, the mutual interference of the air inlet and the air outlet can be avoided, and the service performance of the equipment is optimized.
Description
Technical Field
The utility model relates to the technical field of blowing equipment, in particular to a blowing device and a bathroom heater comprising the same.
Background
The bathroom heater is used as one of the blowing devices and is a blowing heating device which is necessary for a bathroom of many families at present. Existing bathroom heaters generally comprise a main cabinet and a panel, wherein the panel is matched with the cross-sectional shape and size of an opening of the main cabinet. The main case comprises a case shell, a volute is arranged in the case shell, the fan is arranged in the volute, and a heating element is arranged on an air outlet channel of the volute. An air inlet and an air outlet are arranged on the panel, and the air inlet and the air outlet on the panel are correspondingly communicated with the air inlet and the air outlet of the volute respectively.
Under the action of the fan, air in the bathroom sequentially passes through the air inlet on the panel and the air inlet of the volute to enter the volute, and is heated and then sequentially blown back into the bathroom through the air outlet of the volute and the air blowing port on the panel, so that the heating effect on the air in the bathroom is realized.
However, in order to achieve the light volume of the bathroom heater, the volume of the bathroom heater main case is compressed as much as possible in the prior art, so as to achieve the light and thin effect of the bathroom heater. That is, the distance from the housing cover to the air inlet of the scroll case is compressed as much as possible. However, the bathroom heater has poor overall blowing effect, small air output, low air speed and low overall air output efficiency.
On the other hand, only one motor is arranged in the existing bathroom warmer, and the functions of blowing and ventilation are respectively realized through the forward rotation and the reverse rotation of the motor, so that the bathroom warmer cannot realize the functions when blowing and ventilation are required in certain occasions at the same time.
Disclosure of Invention
The technical problem to be solved by the embodiments of the present application is how to improve the blowing effect and performance of the blowing device.
The embodiment of the application provides a blowing device, which comprises a main box body; the main box body is formed by enclosing a bottom plate, a cover plate and side panels, wherein the bottom plate and the cover plate are oppositely arranged, and the two ends of the side panels are respectively connected with the bottom plate and the cover plate;
at least one volute is arranged on a bottom plate in the main box body, and each volute is internally provided with a wind wheel and a motor which are connected with each other;
and setting the minimum value in the height from the cover plate to the air inlet of each volute as h, and setting the minimum value of the radius of the inner cavity for accommodating the wind wheel in each volute as r, wherein h is more than or equal to 1/2r.
Preferably, the volute comprises a first volute and a second volute, and
a first motor and a first wind wheel for blowing are arranged in the first volute, and an output shaft of the first motor is connected with the first wind wheel;
the second volute is internally provided with a second motor and a second wind wheel for ventilation, and an output shaft of the second motor is connected with the second wind wheel.
More preferably, a box air inlet is arranged on a side panel, close to one side of the first volute, of the main box;
a box air outlet is formed in a side panel adjacent to the side panel provided with the box air inlet, and the air outlet of the first volute is communicated with the box air outlet;
the side panel on the main box body, which is close to one side of the second volute, is provided with a box body ventilation opening, and the air outlet of the second volute is communicated with the box body ventilation opening.
Further, the blowing device also comprises an air inlet channel, the air inlet channel comprises a channel shell, an air channel air inlet is axially arranged on the channel shell, an air channel air outlet is radially arranged at one end of the channel shell, and a through air channel is formed between the air channel air inlet and the air channel air outlet; the air outlet of the air duct is connected with the air inlet of the box body.
Further, the main box body and the air inlet duct are integrally connected and formed.
Further, the main box body is detachably connected with the air inlet duct.
Further, the blowing device further includes a panel including:
an air outlet panel connected with the air outlet of the main box body; a kind of electronic device with high-pressure air-conditioning system
And the air inlet panel is used for being connected with an air inlet of the air channel on the air inlet channel.
Further, the air outlet panel and the air inlet panel are linearly arranged on the same straight line.
Preferably, the first volute and the second volute are arranged in parallel, and the heights of the first volute and the second volute are equal.
The embodiment of the application also provides a bathroom warmer, which comprises the blowing device, wherein a heating element is arranged in the air outlet air channel of the first volute of the blowing device.
One or more technical solutions provided in the embodiments of the present application at least have the following technical effects or advantages:
1. through carrying out optimal design to the structure of mainframe box casing, make the distance of mainframe box casing apron to spiral case air intake be not less than half of spiral case inner chamber radius, increased the effort space of wind wheel air inlet, improved the amount of wind and the wind speed of spiral case air inlet greatly, improved air inlet efficiency to improve the amount of wind and the wind speed of air-out, optimized the effect of blowing and taking a breath.
2. Through changing the air inlet of mainframe box casing from traditional positive air inlet into side air inlet, make the air intake of mainframe box casing and the two face non-overlapping portion that the air intake of spiral case is located, air inlet passageway locates one side of mainframe box casing main part, and air inlet panel and air-out panel are linear arrangement, so can avoid the air inlet to interfere with each other of air-out, has optimized performance.
3. The double-volute double motors are arranged in the case shell and are respectively used for blowing and ventilating, and the structural design can be suitable for occasions where blowing and ventilating are required to be performed simultaneously, so that the application scene of the bathroom heater is expanded.
Drawings
Fig. 1 is a schematic view of the overall structure of a blower provided in an embodiment of the present application;
FIG. 2 is a schematic diagram of a panel structure according to an embodiment of the present application;
FIG. 3 is a schematic diagram of a connection structure of a main box and an air inlet duct in an embodiment of the present application;
FIG. 4 is an exploded view of a main housing in an embodiment of the present application;
FIG. 5 is a cross-sectional view of a main housing in an embodiment of the present application;
FIG. 6 is a schematic diagram of a twin-volute structure in an embodiment of the present application;
fig. 7 is a schematic structural diagram of an air inlet duct in an embodiment of the present application;
fig. 8 is a schematic diagram of the operation of the blower provided in the embodiment of the present application.
Detailed Description
The technical problem to be solved by the embodiments of the present application is how to improve the blowing effect and performance of the blowing device.
The technical scheme in the embodiment of the application aims to solve the technical problems, and the overall thought is as follows:
the structure of the main case shell is optimally designed, so that the distance from the cover plate of the main case shell to the air inlet of the volute is not less than half of the radius of the inner cavity of the volute, the acting force space of the fan can be increased, the air quantity and the air speed of the air inlet of the volute are improved, the air inlet efficiency is improved, the air quantity and the air speed of the air outlet are improved, and the air outlet effect is improved.
Further, the air inlet of the case shell is changed into side air inlet from the traditional front air inlet, so that the two surfaces where the air inlet of the case shell and the air inlet of the volute are positioned are not overlapped, the air inlet channel is arranged on one side of the main body of the case shell, and the air inlet panel and the air outlet panel are linearly arranged, so that the mutual interference of the air inlet and the air outlet can be avoided, and the usability is optimized.
In addition, set up two spiral case bi-motor in the quick-witted case casing, be used for blowing and taking a breath respectively, such structural design can be suitable for some occasion that need to blow simultaneously and take a breath, has expanded application scene.
In order to better understand the above technical solutions, the following detailed description will refer to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic general structural diagram of a blower provided in an embodiment of the present application, where the blower is mainly composed of modules such as a panel 100, a main box 200, an air inlet duct 300, and the like.
Fig. 2 is a schematic structural diagram of a panel 100 in the embodiment of the present application, where the panel 100 includes an air outlet panel 101 and an air inlet panel 102, and the air outlet panel 101 and the air inlet panel 102 are linearly arranged on the same straight line.
The air outlet panel 101 is provided with a panel air outlet 103 for guiding air in the main box 200 into a room, and the air inlet panel 102 is provided with a panel air inlet 104 for guiding air in the room into the air inlet duct 300.
Fig. 3 is a schematic structural diagram of the main box 200 and the air inlet duct 300 in the embodiment of the present application, where the main box 200 and the air inlet duct 300 are linearly arranged on the same straight line. In an alternative embodiment, the main case 200 and the air inlet duct 300 are integrally connected. In another alternative embodiment, the main box 200 and the air inlet duct 300 are detachably connected.
The main box 200 is provided with a box air outlet 201, and the air inlet 300 is provided with an air inlet 301. After the panel 100 is assembled with the main box 200 and the air inlet duct 300, the air outlet panel 101 and the air inlet panel 102 are correspondingly connected with the main box 200 and the air inlet duct 300 respectively, and the panel air outlet 103 and the panel air inlet 104 are correspondingly arranged with the box air outlet 201 and the air inlet duct 301 respectively.
Fig. 4 is an exploded view of a main casing in the embodiment of the present application, the main casing 200 includes a main casing housing 202, a first volute 203 and a second volute 204 are disposed in the main casing housing 202, and the first volute 203 and the second volute 204 are disposed in parallel and are both fixed on a bottom plate of the main casing housing 202. A first motor 205 and a first wind wheel 207 are arranged in the first volute 203, and an output shaft of the first motor 205 is connected with the first wind wheel 207. A second motor 206 and a second wind wheel 208 are arranged in the second volute 204, and an output shaft of the second motor 206 is connected with the second wind wheel 208.
A cover plate 209 is arranged on one side of the main box body 202 corresponding to the wind wheel air inlets of the first wind wheel 207 and the second wind wheel 208.
A box air inlet 210 is arranged on one side surface of the main box shell 202, which is close to the first volute 203, and an air outlet of the first volute 203 is communicated with the box air outlet 201.
A box ventilation port 211 is arranged on one side surface of the main box shell 202, which is close to the second volute 204, and an air outlet of the second volute 204 is communicated with the box ventilation port 211.
The first motor 205 drives the first wind wheel 207 to work, so that a blowing function is realized. The second motor 206 drives the second wind wheel 208 to work, so that the ventilation function is realized.
With reference to fig. 5 and 6, let the height from the cover plate 209 to the air inlet of the first volute 203 be h, and the height from the cover plate 209 to the air inlet of the second volute 204 be h, where the radius of the inner cavity in the first volute for accommodating the first wind wheel 207 is r 1 The radius of the inner cavity in the second volute for accommodating the second rotor 208 is r 2 Then h is more than or equal to 1/2r, r is r 1 、r 2 The smaller of (3) is a numerical value of (3).
Experiments prove that by adopting the structural design, the acting force space of wind wheel air inlet can be increased, the air quantity and the air speed of volute air inlet are improved, the air inlet efficiency is improved, the air quantity and the air speed of air outlet are improved, and the air outlet effect is improved.
Fig. 7 is a schematic structural diagram of an air inlet duct 300 in the embodiment of the present application, the air inlet duct 300 includes a duct housing 302, an air duct air inlet 301 is axially disposed on the duct housing 302, an air duct air outlet 303 is radially disposed at one end of the duct housing 302, and a through air duct is formed between the air duct air inlet 301 and the air duct air outlet 303.
Wherein, the structure and the size of the air outlet 303 are matched with those of the air inlet 210. In an alternative embodiment, the air duct outlet 303 is removably coupled to the box inlet 210.
Fig. 8 is a working schematic diagram of a blowing device provided in an embodiment of the present application, and a specific working method of the blowing device is as follows:
in the blowing mode, the first motor 205 works, wind enters the air inlet channel 300 from the air inlet panel 102, then enters the first volute 203, rotates along the air channel in the first volute 203 under the action of the first wind wheel 207, and finally, is discharged from the air outlet panel 101, so that the blowing function is realized.
In the ventilation mode, the second motor 206 is operated, wind enters the air inlet channel 300 from the air inlet panel 102, then enters the second volute 204, rotates along the air channel in the second volute 204 under the action of the second wind wheel 208, and finally, is discharged from the box ventilation port 211 to realize the ventilation function.
In the mode of simultaneous air blowing and ventilation, the first motor 205 and the second motor 206 are both operated, and air enters the air inlet duct 300 from the air inlet panel 102 and then enters the main case 200; part of the wind enters the first volute 203, rotates along an air duct in the first volute 203 under the action of the first wind wheel 207, and finally flows out of the air outlet panel 101 to realize the blowing function; the other part of wind enters the second volute 204, rotates along the air duct in the second volute 204 under the action of the second wind wheel 208, and finally is discharged from the box ventilation opening 211, so that the ventilation function is realized.
The embodiment of the application further provides a bathroom warmer, which comprises the blowing device, wherein a PTC heating element is arranged in the air outlet duct of the first volute 203.
When the bathroom ceiling system is used, the main box body 200 and the air inlet duct 300 are installed on the bathroom ceiling keel, the panel 100 and the bathroom ceiling are integrally installed, the air outlet panel 101 and the air inlet panel 102 are respectively and correspondingly connected with the main box body 200 and the air inlet duct 300, and the panel air outlet 103 and the panel air inlet 104 are respectively and correspondingly arranged with the box body air outlet 201 and the air duct air inlet 301. The tank ventilation port 211 communicates with the air outside the bathroom.
The bathroom heater has three working modes: a blowing mode, a ventilation mode and a simultaneous working mode of blowing and ventilation.
In the blowing mode, the first motor 205 works, air in the bathroom enters the air inlet channel 300 from the air inlet panel 102 and then enters the first volute 203, and under the action of the first wind wheel 207, the air rotates along the air channel in the first volute 203, is heated by the PTC heating element and becomes warm air, and is blown back into the bathroom from the air outlet panel 101, so that the internal circulation of air is realized, and the effect of heating the bathroom is achieved.
In the ventilation mode, the second motor 206 works, and the air in the bathroom enters the air inlet channel 300 from the air inlet panel 102 and then enters the second volute 204, and rotates along the air channel in the second volute 204 under the action of the second wind wheel 208, and finally is blown out of the bathroom from the box ventilation port 211, so that the ventilation function is realized.
In the mode of simultaneous air blowing and ventilation, the first motor 205 and the second motor 206 both work, and air in the bathroom enters the air inlet duct 300 from the air inlet panel 102 and then enters the main case 200; wherein, a part of air enters the first volute 203, rotates along the air duct in the first volute 203 under the action of the first wind wheel 207, is heated by the PTC heating element and becomes warm air, and then is blown back into the bathroom from the air outlet panel 101, so that the internal circulation of air is realized, and the effect of heating the bathroom is achieved; the other part of air enters the second volute 204, rotates along an air channel in the second volute 204 under the action of the second wind wheel 208, and finally blows out of the bathroom through the box ventilation port 211, so that the ventilation function is realized.
According to the bathroom heater provided by the embodiment of the application, through the structural optimization design of the main cabinet shell, the distance from the cover plate of the main cabinet shell to the air inlet of the volute is not less than half of the radius of the inner cavity of the volute, and the acting force space of air inlet of the wind wheel is increased. Experiments prove that the structural design greatly improves the air quantity and the air speed of the air inlet of the volute, improves the air inlet efficiency, improves the air quantity and the air speed of the air outlet, and optimizes the blowing and ventilation effects.
Meanwhile, the air inlet of the main case shell is changed into the side air inlet from the traditional front air inlet, so that the two surfaces where the air inlet of the main case shell and the air inlet of the volute are positioned are not overlapped, the air inlet channel is arranged on one side of the main case shell body, and the air inlet panel and the air outlet panel are linearly arranged, so that the mutual interference of the air inlet and the air outlet can be avoided, and the service performance of the bathroom heater is optimized.
In addition, set up two spiral case bi-motor in the quick-witted case casing, be used for blowing and taking a breath respectively, such structural design can be suitable for some occasion that need blow simultaneously and take a breath, has expanded the application scene of bathroom heater.
It will be understood that, although the terms "first," "second," etc. may be used herein to describe various elements, these elements should not be limited by these terms. These terms are only used to distinguish one element from another element. For example, a first element could be termed a second element, and, similarly, a second element could be termed a first element, without departing from the scope of example embodiments.
Terms of orientation such as up, down, left, right, front, rear, front, back, top, bottom, etc. mentioned or possible to be mentioned in the present specification are defined with respect to the configurations shown in the drawings, which are relative concepts, and thus may be changed according to different positions and different use states thereof. These and other directional terms should not be construed as limiting terms.
While the utility model has been described with respect to the preferred embodiments, it will be understood by those skilled in the art that various changes, modifications and additions may be made without departing from the scope of the utility model. Equivalent embodiments of the present application are well known to those skilled in the art to which the present utility model pertains, when made with the aid of the teachings disclosed herein; meanwhile, any equivalent changes, modifications and evolution of the above embodiments according to the essential technology of the present application still fall within the scope of the technical solution of the present application.
Claims (10)
1. A blowing device, which is characterized by comprising a main box body; the main box body is formed by enclosing a bottom plate, a cover plate and side panels, wherein the bottom plate and the cover plate are oppositely arranged, and the two ends of the side panels are respectively connected with the bottom plate and the cover plate;
at least one volute is arranged on a bottom plate in the main box body, and each volute is internally provided with a wind wheel and a motor which are connected with each other;
and setting the minimum value in the height from the cover plate to the air inlet of each volute as h, and setting the minimum value of the radius of the inner cavity for accommodating the wind wheel in each volute as r, wherein h is more than or equal to 1/2r.
2. A blowing apparatus as claimed in claim 1, wherein the volute comprises a first volute and a second volute, and
a first motor and a first wind wheel for blowing are arranged in the first volute, and an output shaft of the first motor is connected with the first wind wheel;
the second volute is internally provided with a second motor and a second wind wheel for ventilation, and an output shaft of the second motor is connected with the second wind wheel.
3. The blower of claim 2, wherein a side panel of the main housing adjacent to the side of the first volute is provided with a housing air inlet;
a box air outlet is formed in a side panel adjacent to the side panel provided with the box air inlet, and the air outlet of the first volute is communicated with the box air outlet;
the side panel on the main box body, which is close to one side of the second volute, is provided with a box body ventilation opening, and the air outlet of the second volute is communicated with the box body ventilation opening.
4. A blowing device according to claim 3, further comprising an air inlet duct, wherein the air inlet duct comprises a duct housing, an air duct air inlet is axially formed in the duct housing, an air duct air outlet is radially formed in one end of the duct housing, and a through duct is formed between the air duct air inlet and the air duct air outlet; the air outlet of the air duct is connected with the air inlet of the box body.
5. The blower of claim 4, wherein said main housing is integrally formed with said intake duct.
6. The blower of claim 4, wherein the main housing is detachably connected to the intake duct.
7. The blower of claim 4, further comprising a panel, the panel comprising:
an air outlet panel connected with the air outlet of the main box body; a kind of electronic device with high-pressure air-conditioning system
And the air inlet panel is used for being connected with an air inlet of the air channel on the air inlet channel.
8. The blower of claim 7, wherein the air outlet panel and the air inlet panel are linearly arranged on the same straight line.
9. A blowing device according to claim 2, wherein the first and second volutes are arranged in parallel and the first and second volutes are equal in height.
10. A bathroom warmer, characterized by comprising a blowing device according to claim 7 or 8, wherein a heating element is arranged in the air outlet duct of the first volute of the blowing device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222802984.8U CN219318536U (en) | 2022-10-24 | 2022-10-24 | Blowing device and bathroom heater comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222802984.8U CN219318536U (en) | 2022-10-24 | 2022-10-24 | Blowing device and bathroom heater comprising same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219318536U true CN219318536U (en) | 2023-07-07 |
Family
ID=87031651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222802984.8U Active CN219318536U (en) | 2022-10-24 | 2022-10-24 | Blowing device and bathroom heater comprising same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219318536U (en) |
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2022
- 2022-10-24 CN CN202222802984.8U patent/CN219318536U/en active Active
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