CN218781365U - Wall-mounted air conditioner indoor unit - Google Patents
Wall-mounted air conditioner indoor unit Download PDFInfo
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- CN218781365U CN218781365U CN202223109786.XU CN202223109786U CN218781365U CN 218781365 U CN218781365 U CN 218781365U CN 202223109786 U CN202223109786 U CN 202223109786U CN 218781365 U CN218781365 U CN 218781365U
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- heat exchanger
- air outlet
- water receiving
- bottom shell
- air
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Abstract
A wall-mounted air conditioner indoor unit comprises a bottom shell, a face cover, a heat exchanger, a water receiving disc, a cross-flow wind wheel, a motor and a wind inlet plate, wherein the face cover is buckled with the bottom shell; the lower end of the heat exchanger extends into the water receiving tray, the upper end of the heat exchanger is attached to the back plate of the bottom shell, an acute included angle is formed between the heat exchanger and the horizontal plane at the rear part to form an air inlet cavity, the heat exchanger and the surface cover at the upper part of the water receiving tray form a heat exchange air outlet cavity, and the top of the heat exchange air outlet cavity is provided with an air outlet hole group; the front panel of the surface cover forms an acute included angle with the horizontal plane at the rear part. The water receiving tray and the lower part of the bottom shell form a wind wheel cavity, a large-diameter cross-flow wind wheel can be used, the noise room is reduced, and the wind surge is prevented; the heat exchanger slope sets up, reduces the thickness of fore-and-aft direction, has increased experience and has felt.
Description
Technical Field
The utility model relates to an indoor unit of air conditioner.
Background
In the prior art, chinese patent 202010754671.2 discloses a wall-mounted air conditioner indoor unit and an air conditioner, wherein the wall-mounted air conditioner indoor unit includes: the air conditioner comprises a shell, an air duct structure, a protective plate and a refrigerant input and output pipe, wherein a containing cavity is formed inside the shell, and an avoiding frame is formed on the rear wall body of the containing cavity; the air duct structure comprises an air duct shell for accommodating the cross flow wind wheel; the air duct structure is slidably arranged in the shell, so that the air duct shell can enter and exit the accommodating cavity; the protective plate is arranged on the avoiding frame, is positioned on a path of the air duct structure exiting from the accommodating cavity and is used for elastically abutting against the air duct shell when the air duct shell enters and exits from the accommodating cavity; the refrigerant input and output pipe is positioned at the rear side of the protection plate. There are problems in that: the thickness is large, and the experience is poor.
The indoor unit is arranged indoors and has low noise requirement, so the noise value can be effectively reduced by using the wind wheel with large diameter to operate at a small rotating speed. The indoor unit is limited by the installation position, and the thinner the thickness of the indoor unit is, the better the user experience is. However, the ultra-thin fan coil has higher requirements for large-diameter wind wheels, and if the air duct is unreasonable in design, the phenomena of wind surge and the like are easily caused.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an aim at: the wall-mounted air conditioner indoor unit has the characteristics of small thickness, good experience feeling, small noise and capability of overcoming the asthma.
The utility model discloses a realize like this: a wall-mounted air conditioner indoor unit is characterized in that: it comprises a bottom shell, a face cover, a heat exchanger, a water receiving tray, a cross flow wind wheel, a motor and an air inlet plate,
the surface cover is buckled with the bottom shell, the lower end of the surface cover and the lower end of the bottom shell form an air inlet, the air inlet plate is arranged on the air inlet, the water receiving disc and the lower part of the bottom shell form an air wheel cavity, and the cross-flow air wheel is arranged in the air wheel cavity; the lower end of the heat exchanger extends into the water receiving tray, the upper end of the heat exchanger is attached to a back plate of the bottom shell, an acute included angle is formed between the heat exchanger and the horizontal plane at the rear part of the heat exchanger to form an air inlet cavity, the heat exchanger and a surface cover at the upper part of the water receiving tray form a heat exchange air outlet cavity, and the top of the heat exchange air outlet cavity is provided with an air outlet hole group; the front panel of the surface cover forms an acute included angle with the horizontal plane at the rear part.
The wall-mounted air conditioner indoor unit is characterized in that: the front wall plate of the water receiving tray is attached to the inner surface of the front plate of the face cover, the bottom plate of the water receiving tray and the rear plate form a front volute, the lower portion of the bottom shell is provided with a rear volute, and the front volute and the rear volute form the wind wheel cavity.
The wall-mounted air conditioner indoor unit is characterized in that: the back volute comprises an arc part, a back straight part, an Archimedes spiral curve part and a back arc air outlet part,
the front volute comprises a front straight line part and a front arc air outlet part,
the front arc air outlet part and the rear arc air outlet part correspond to form an air outlet and an expansion opening.
The wall-mounted air conditioner indoor unit is characterized in that: the rear straight line part and the front straight line part are parallel relative to the axis of the cross flow wind wheel;
the arc part extends out of the rear straight line part to form an expanding opening by 30 degrees, and the maximum distance between the opening and the wind wheel is more than 2 times of the distance between the straight line part and the wind wheel;
the Archimedes spiral curve part and the rear straight line part are tangent to form an air duct;
the rear arc air outlet part and the front arc air outlet part extend towards the outer flaring, and the formed included angle is 8 degrees.
The utility model relates to a wall-mounted air conditioner indoor unit, a water receiving tray and the lower part of a bottom shell form a wind wheel cavity, a large-diameter cross flow wind wheel can be used, the noise room is reduced, and the wind surge is prevented; the heat exchanger slope sets up, reduces the thickness of fore-and-aft direction, has increased experience and has felt.
Drawings
Fig. 1 is a sectional view of the present invention.
Fig. 2 is an exploded perspective view of the present invention.
Fig. 3 is a perspective view of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.
As shown in fig. 1 and 2, a wall-mounted air-conditioning indoor unit comprises a bottom shell 1, a face cover 2, a heat exchanger 3, a water pan 4, a cross-flow wind wheel 5, a motor (not shown) and an air inlet plate 6,
the bottom shell 1 is provided with a front opening and a top opening, and the top plate of the face cover 2 is provided with an air outlet group 21; an air inlet fence is arranged on the air inlet plate 6;
the surface cover 2 and the bottom shell 1 are buckled to form a shell, the lower end of the surface cover 2 and the lower end of the bottom shell 1 form an air inlet, an air inlet plate 6 is arranged on the air inlet, a water receiving disc 4 and the lower part of the bottom shell 1 form a wind wheel cavity, and a cross-flow wind wheel 5 is arranged in the wind wheel cavity; the lower end of the heat exchanger 3 extends into the water receiving tray 4, the upper end of the heat exchanger is attached to a back plate of the bottom shell 1, an acute included angle is formed between the heat exchanger 3 and a horizontal plane at the rear part to form an air inlet cavity, the heat exchanger 3 and a surface cover 2 at the upper part of the water receiving tray 4 form a heat exchange air outlet cavity, and the top of the heat exchange air outlet cavity and an air outlet hole group 21 are arranged; the front panel of the face cover 2 forms an acute included angle with the horizontal plane at the rear part. By adopting the design, the thickness in the front-back direction is reduced, and the experience is improved; the design of the wind wheel cavity can adopt a large-diameter cross flow wind wheel 5, reduce noise and overcome the phenomenon of wind surge.
The front wall plate of the water receiving tray 4 is attached to the inner surface of the front plate of the face cover 2, the bottom plate and the rear plate of the water receiving tray 4 form a front volute, the lower portion of the bottom shell 1 is provided with a rear volute, and the front volute and the rear volute form a wind wheel cavity.
The rear volute comprises an arc part 71, a rear straight part 72, an Archimedes spiral curve part 73 and a rear arc air outlet part 74,
the front volute includes a front straight portion 75 and a front arc outlet portion 76,
the front arc air outlet portion 76 and the rear arc air outlet portion 74 form an air outlet and an opening.
The rear straight line part 72 and the front straight line part 75 are parallel relative to the axis of the cross flow wind wheel;
the arc part 71 extends outwards from the rear straight part 72 to form a flared opening 30 degrees, and the maximum distance between the opening and the wind wheel is more than 2 times of the distance between the straight line part and the wind wheel; the purpose is to increase the air inlet angle to reduce the air inlet resistance and reduce the formation of vortex.
The Archimedes spiral curve part 73 and the rear straight line part 72 are tangent to form an air duct;
the rear arc air outlet portion 74 and the front arc air outlet portion 76 extend towards the outer flaring, the formed included angle is 8 degrees, the purpose is to enable the air inlet to be directly blown to the middle lower portion of the fin heat exchanger better, the rear arc air outlet portion 74 is designed to enable the air inlet to come in and go out of the middle upper portion of the heat exchanger, the windward side of the whole heat exchanger is improved, and better heat exchange is achieved.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (4)
1. A wall-mounted air conditioner indoor unit is characterized in that: it comprises a bottom shell, a face cover, a heat exchanger, a water receiving tray, a cross flow wind wheel, a motor and an air inlet plate,
the surface cover is buckled with the bottom shell, the lower end of the surface cover and the lower end of the bottom shell form an air inlet, the air inlet plate is arranged on the air inlet, the water receiving disc and the lower part of the bottom shell form an air wheel cavity, and the cross-flow air wheel is arranged in the air wheel cavity; the lower end of the heat exchanger extends into the water receiving tray, the upper end of the heat exchanger is attached to a back plate of the bottom shell, an acute included angle is formed between the heat exchanger and the horizontal plane at the rear part of the heat exchanger to form an air inlet cavity, the heat exchanger and a surface cover at the upper part of the water receiving tray form a heat exchange air outlet cavity, and the top of the heat exchange air outlet cavity is provided with an air outlet hole group; the front panel of the surface cover forms an acute included angle with the horizontal plane at the rear part.
2. A wall-mounted air conditioning indoor unit according to claim 1, wherein: the front wall plate of the water receiving tray is attached to the inner surface of the front plate of the face cover, the bottom plate of the water receiving tray and the rear plate form a front volute, the lower portion of the bottom shell is provided with a rear volute, and the front volute and the rear volute form the wind wheel cavity.
3. A wall-mounted air conditioning indoor unit according to claim 2, wherein: the back volute comprises an arc part, a back straight part, an Archimedes spiral curve part and a back arc air outlet part,
the front volute comprises a front straight line part and a front arc air outlet part,
the front arc air outlet part and the rear arc air outlet part correspond to form an air outlet and an expansion opening.
4. A wall-mounted air conditioning indoor unit as claimed in claim 3, wherein: the rear straight line part and the front straight line part are parallel relative to the axis of the cross flow wind wheel;
the arc part extends out of the rear straight line part to form an expanding opening by 30 degrees, and the maximum distance between the opening and the wind wheel is more than 2 times of the distance between the straight line part and the wind wheel;
the Archimedes spiral curve part and the rear straight line part are tangent to form an air duct;
the rear arc air outlet part and the front arc air outlet part extend towards the outer flaring, and the formed included angle is 8 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223109786.XU CN218781365U (en) | 2022-11-22 | 2022-11-22 | Wall-mounted air conditioner indoor unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223109786.XU CN218781365U (en) | 2022-11-22 | 2022-11-22 | Wall-mounted air conditioner indoor unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218781365U true CN218781365U (en) | 2023-03-31 |
Family
ID=85715116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223109786.XU Active CN218781365U (en) | 2022-11-22 | 2022-11-22 | Wall-mounted air conditioner indoor unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218781365U (en) |
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2022
- 2022-11-22 CN CN202223109786.XU patent/CN218781365U/en active Active
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