CN212252864U - Fresh air device and air conditioner indoor unit - Google Patents
Fresh air device and air conditioner indoor unit Download PDFInfo
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- CN212252864U CN212252864U CN202020844635.0U CN202020844635U CN212252864U CN 212252864 U CN212252864 U CN 212252864U CN 202020844635 U CN202020844635 U CN 202020844635U CN 212252864 U CN212252864 U CN 212252864U
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Abstract
The utility model provides a new trend device, is applied to air conditioner technical field for air conditioner internal unit, air conditioner internal unit includes evaporimeter and air inlet grid, new trend device sets up in any side of air conditioner internal unit, new trend device's fresh air outlet sets up the evaporimeter with between the air inlet grid. The fresh air outlet of the fresh air device is arranged between the evaporator and the air inlet grille of the indoor unit of the air conditioner, the inner space of the indoor unit of the air conditioner is saved, and meanwhile, after the fresh air obtained by the fresh air device is processed, the fresh air is blown out from the fresh air outlet of the fresh air device and is subjected to heat exchange through the evaporator, so that the comfort is improved.
Description
Technical Field
The utility model relates to an air conditioner technical field especially relates to a new trend device and air conditioner internal unit.
Background
The air conditioner is mostly used in a closed environment, runs for a long time, and has high indoor carbon dioxide content and poor air quality. In order to solve the problems, enough fresh air needs to be introduced from the outside to supplement the oxygen content in the air, and related fresh air conditioners are also sold in the market.
However, the existing fresh air outlet of the sold fresh air conditioner is mostly arranged on the panel or beside the air inlet grille of the air conditioner, the fresh air enters the room without being processed, and the comfort is not enough.
SUMMERY OF THE UTILITY MODEL
The main purpose of this disclosure is to provide a new trend device and air conditioner internal unit to solve the not enough technical problem of current new trend device travelling comfort.
In order to achieve the above object, a first aspect of the embodiments of the present disclosure provides a fresh air device, which is used for an air conditioner internal unit, the air conditioner internal unit includes an evaporator 1 and an air inlet grille 2, the fresh air device is disposed in any side of the air conditioner internal unit, and a fresh air outlet 3 of the fresh air device is disposed between the evaporator 1 and the air inlet grille 2.
So, set up the new trend air outlet 3 of new trend device between the evaporimeter 1 and the air-inlet grille 2 of air conditioner internal unit, save the inner space of air conditioner internal unit, after the new trend that obtains is handled through the new trend device simultaneously, the new trend blows out from the new trend air outlet 3 of new trend device, blows out after evaporimeter 1 carries out the heat transfer to the new trend, improves the travelling comfort.
Optionally, the fresh air device includes a fan structure;
the fan structure comprises a volute 4, a motor 5 and a centrifugal fan blade 6, wherein the fresh air outlet 3 is communicated with the volute 4, the motor 5 and the centrifugal fan blade 6 are arranged in the volute 4, and the centrifugal fan blade 6 is distributed in the volute 4 along the circumference of the motor 5.
Therefore, the motor 5 drives the centrifugal fan blade 6 to work, and under the driving of the centrifugal fan blade 6, the gas enters the volute 4 and then flows towards the fresh air outlet 3, and the gas is discharged through the fresh air outlet 3. Guide gaseous flow direction fresh air outlet 3 through centrifugal fan, effectively improve the replacement efficiency of air.
Optionally, the fresh air device further comprises a filter screen 7 and a filter screen support 8, the filter screen support 8 is perpendicular to the back plate of the air conditioner internal unit, and the filter screen 7 is detachably arranged in the filter screen support 8.
Therefore, the filter screen support 8 is perpendicular to the back plate of the air conditioner, the space in the height direction of the air conditioner inner unit can be saved, meanwhile, the filter screen 7 is detachably arranged in the filter screen support 8, and when the panel of the air conditioner inner unit is opened, the filter screen 7 can be directly taken out from the filter screen support 8, so that the filter screen 7 can be conveniently replaced.
Optionally, the filter screen support 8 is provided with a fresh air inlet 9, and the number of the fresh air inlets 9 is at least one.
Therefore, the fresh air inlet 9 is formed in the filter screen support 8, the space of an air conditioner internal unit can be saved, and the air inlet volume can be effectively increased by arranging at least one fresh air inlet 9.
Optionally, the filter screen 7 is disposed at the fresh air inlet 9, and a preset spacing distance exists between the fresh air inlet 9 and the filter screen 7 to form an air inlet cavity 10.
Therefore, the filter screen 7 is arranged at the fresh air inlet 9, so that a preset spacing distance exists between the fresh air inlet 9 and the filter screen 7, and an air inlet cavity 10 is formed. When the air flows in from the fresh air inlet 9, the air firstly enters the air inlet cavity 10, so that the whole cavity is filled with the air, the air in the whole cavity is filtered through the whole filter screen 7, and the utilization rate of the filter screen 7 is improved.
Optionally, the width of the air inlet chamber 10 gradually increases along the height direction of the air inlet chamber 10.
Therefore, under the condition that the upper width is constant, the lower width of the trapezoidal air inlet cavity 10 is larger than the upper width, and the upper and lower widths of the rectangle are the same, so that the volume of the trapezoidal air inlet cavity 10 is larger than that of the rectangular air inlet cavity 10, that is, the trapezoidal air speed is smaller than the rectangular air speed in the fresh air device. Under the same amount of wind, the time that the air passes through the filter screen 7 in the trapezoidal air inlet chamber 10 is longer than the time that the air passes through the filter screen 7 in the rectangular air inlet chamber 10, so the purifying effect of the fresh air in the fresh air device with the trapezoidal air inlet chamber 10 is better, the service efficiency of the filter screen is higher, and the service efficiency of the filter screen 7 is improved.
Optionally, the filter screen 7 is further disposed on the air inlet side of the volute 4 or at the fresh air outlet 3.
Therefore, when the filter screen 7 is arranged on the air inlet side of the volute 4, the gas is directly fed into the volute 4 after being filtered, and the efficiency can be improved. When the filter screen 7 sets up in new trend air outlet 3 department, be about to directly discharge from the gas that new trend air outlet 3 came out through filter screen 7, can avoid not directly discharging after filtering to carry the dirt once more.
Optionally, the fresh air device further comprises a dust-air separation device;
one end of the dust-gas separation device is communicated with the air inlet pipe, the other end of the dust-gas separation device is communicated with the fresh air inlet 9, and the dust-gas separation device is used for removing dust in the gas from the air inlet pipe and transmitting the gas with the dust removed out through the fresh air inlet 9.
Therefore, a dust-gas separation device is arranged before the gas passes through the fresh air inlet 9, the gas needing to be treated by the fresh air can be subjected to preliminary dust removal treatment, the cleanliness of the fresh air is improved, and the burden of the filter screen 7 is reduced.
Optionally, the motor 5 is an external rotor motor 5 without a rotating shaft.
Therefore, the whole external rotor motor 5 can be arranged in the volute 4 by utilizing the characteristics of space saving, compact design and attractive appearance of the external rotor motor 5, and the space of the air conditioner is saved.
A second aspect of the embodiments of the present disclosure provides an air conditioner including a fresh air device as described above in the first aspect of the embodiments of the present disclosure.
Drawings
In order to more clearly illustrate the embodiments of the present disclosure or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present disclosure, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural diagram of a fresh air device in an air conditioner indoor unit according to an embodiment of the present disclosure;
fig. 2 is a schematic structural diagram of a fan structure according to an embodiment of the present disclosure;
fig. 3 is a schematic structural diagram of a filter screen according to an embodiment of the present disclosure;
fig. 4 is a schematic structural diagram of a filter screen bracket and a fan structure according to an embodiment of the present disclosure;
fig. 5 is a schematic cross-sectional view of an air conditioner according to an embodiment of the present disclosure.
Description of reference numerals:
1-evaporator, 2-air inlet grille, 3-fresh air outlet, 4-volute, 5-motor, 6-centrifugal fan blade, 7-filter screen, 8-filter screen bracket, 9-fresh air inlet and 10-air inlet cavity.
Detailed Description
In order to make the objects, features and advantages of the present disclosure more apparent and understandable, the technical solutions in the embodiments of the present disclosure will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present disclosure, and it is apparent that the described embodiments are only a part of the embodiments of the present disclosure, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments disclosed herein without making any creative effort, shall fall within the protection scope of the present disclosure.
Please refer to fig. 1 and fig. 1 are schematic structural diagrams of a fresh air device in an air conditioner indoor unit according to an embodiment of the present disclosure. The utility model provides a new trend device for air conditioner internal unit, air conditioner internal unit include evaporimeter 1 and air inlet grille 2, its characterized in that, new trend device set up in air conditioner internal unit's arbitrary side, and this new trend device's new trend air outlet 3 sets up between evaporimeter 1 and air inlet grille 2.
The fresh air device is arranged in any side of the air conditioner indoor unit, can be the same side as the electric control box of the air conditioner indoor unit, and can also be the side opposite to the electric control box.
Understandably, the fresh air device introduces the indoor gas into the fresh air device through the fresh air pipe.
In this embodiment, set up the new trend air outlet 3 of new trend device between the evaporimeter 1 and the air-inlet grid 2 of air conditioner internal unit, save the inner space of air conditioner internal unit, after the new trend that obtains is handled through the new trend device simultaneously, gaseous new trend air outlet 3 from the new trend device blows out, blows out after evaporimeter 1 carries out the heat transfer to gas, improves the travelling comfort.
In one embodiment of the present disclosure, please refer to fig. 2, and fig. 2 is a schematic structural diagram of a fan structure according to an embodiment of the present disclosure. The new trend device includes the fan structure, and the fan structure includes spiral case 4, motor 5, centrifugal fan blade 6, and fresh air outlet 3 and spiral case 4 intercommunication, motor 5 and centrifugal fan blade 6 all set up in spiral case 4, and centrifugal fan blade 6 distributes in spiral case 4 along the motor 5 circumference.
Optionally, the fresh air outlet 3 is communicated with the volute 4, and the fresh air outlet 3 may be connected to the volute 4, or the fresh air outlet 3 and the volute 4 may be integrally formed. In the drawings of the present disclosure, the fresh air outlet 3 and the scroll casing 4 are integrally formed as an example.
In this embodiment, the motor 5 drives the centrifugal fan blade 6 to work, and under the driving of the centrifugal fan blade 6, the gas enters the volute 4 and then flows toward the fresh air outlet 3, and the gas is discharged through the fresh air outlet 3. Guide gaseous flow direction fresh air outlet 3 through centrifugal fan, effectively improve the replacement efficiency of air.
In one embodiment of the present application, please refer to fig. 3 and fig. 4, fig. 3 is a schematic structural diagram of a filter screen 7 according to an embodiment of the present disclosure, and fig. 4 is a schematic structural diagram of a filter screen bracket 8 and a fan according to an embodiment of the present disclosure. The fresh air device further comprises a filter screen 7 and a filter screen support 8, the filter screen support 8 is perpendicular to a back plate of an air conditioner internal unit and is arranged, and the filter screen 7 is detachably arranged in the filter screen support 8.
Further, the material of the filter screen 7 includes, but is not limited to, HEPA, IFD, activated carbon, and the like.
Further, the filter screen 7 is designed to be hollowed out by using reinforcing ribs, and the hollowed-out shape can be any other shape than the shape shown in the figure, such as a #, a field, and the like.
In this embodiment, place the backplate of filter screen support 8 perpendicular to air conditioner, can save the space in the air conditioner internal unit direction of height, simultaneously, set up filter screen 7 detachable in filter screen support 8, when opening the panel of air conditioner internal unit, can directly take out filter screen 7 from filter screen support 8, be convenient for change filter screen 7.
In one embodiment of the present application, the filter screen bracket 8 is provided with at least one fresh air inlet 9, and the number of the fresh air inlets 9 is at least one.
In the application, the opening position of the fresh air inlet 9 is not specifically limited, and the fresh air inlet can be opened according to the pipe passing direction. It can be in whole new trend device preceding, left side, right side etc. in an example, has seted up a new trend air intake 9 in the front of filter screen support 8, in another example, has seted up a new trend air intake 9 in the left side of filter screen support 8, in still another example, has all seted up a new trend air intake 9 in the left side and the right side of filter screen support 8. Wherein, every air intake all corresponds filter screen 7.
In this embodiment, the filter screen support 8 is provided with the fresh air inlet 9, so that the space of an air conditioner internal unit can be saved, and the air inlet volume can be effectively increased by arranging at least one fresh air inlet 9.
In one embodiment of the present application, the filter screen 7 is disposed at the fresh air inlet 9, and a predetermined distance exists between the fresh air inlet 9 and the filter screen 7 to form an air inlet chamber 10.
Optionally, the application does not specifically limit the separation distance, which may be 1 cm, 2 cm, and the like, and may be set according to actual situations.
When the fresh air inlet 9 directly contacts with the filter screen 7, the contact surface between the filter screen 7 and the fresh air inlet 9 can be only used for filtering, and the utilization rate of the filter screen 7 is low. In this embodiment, the filter screen 7 is disposed at the fresh air inlet 9, so that a predetermined spacing distance exists between the fresh air inlet 9 and the filter screen 7, thereby forming an air inlet chamber 10. When the air flows in from the fresh air inlet 9, the air firstly enters the air inlet cavity 10, so that the whole cavity is filled with the air, the air in the whole cavity is filtered through the whole filter screen 7, and the utilization rate of the filter screen 7 is improved.
In one embodiment of the present application, please refer to fig. 5, fig. 5 is a schematic view of a cross-sectional structure of an air conditioner according to an embodiment of the present disclosure, wherein a width of the air inlet chamber 10 gradually increases along a height direction of the air inlet chamber 10.
It can be understood that, under the condition that the sizes of the fresh air inlets 9 are the same, the air volume of the air entering the air inlet chamber 10 in unit time is the same, in this embodiment, the air inlet chamber 10 with the width gradually increasing along the height direction of the air inlet chamber 10 is taken as an example of a trapezoidal air inlet chamber 10, and the air inlet chamber 10 with the width same in the height direction is taken as an example of a rectangular air inlet chamber 10.
In this embodiment, under the condition that the upper width is constant, since the lower width of the trapezoidal air inlet cavity 10 is greater than the upper width, and the upper and lower widths of the rectangle are the same, the volume of the trapezoidal air inlet cavity 10 is greater than the volume of the rectangular air inlet cavity 10, that is, the trapezoidal air speed < the rectangular air speed in the fresh air device. Under the same amount of wind, the time that the air passes through the filter screen 7 in the trapezoidal air inlet chamber 10 is longer than the time that the air passes through the filter screen 7 in the rectangular air inlet chamber 10, so the purifying effect of the fresh air in the fresh air device with the trapezoidal air inlet chamber 10 is better, the service efficiency of the filter screen is higher, and the service efficiency of the filter screen 7 is improved.
In one embodiment of the present application, the filter screen 7 is further disposed on the air inlet side of the volute 4 or at the fresh air outlet 3.
Wherein, the air inlet side of the volute 4 is the side where the air enters the volute 4.
In this embodiment, when the filter screen 7 is disposed on the air inlet side of the volute 4, the air is directly fed into the volute 4 after being filtered, so that the efficiency can be improved. When the filter screen 7 sets up in new trend air outlet 3 department, be about to directly discharge from the gas that new trend air outlet 3 came out through filter screen 7, can avoid not directly discharging after filtering to carry the dirt once more.
In one embodiment of the present application, the fresh air device further comprises a dust-air separation device;
one end of the dust-gas separating device is communicated with the air inlet pipe, the other end of the dust-gas separating device is communicated with the fresh air inlet 9, and the dust-gas separating device is used for removing dust in the gas from the air inlet pipe and transmitting the gas after dust removal out through the fresh air inlet 9.
In this embodiment, just set up dirt gas separator before gas passes through new trend air intake 9, can carry out preliminary dust removal to the gas that needs to carry out new trend processing and handle, promote gaseous cleanliness, alleviate the burden of filter screen 7.
In one embodiment of the present application, the motor 5 is an external rotor motor 5 without a rotating shaft.
The outer rotor motor 5 has the advantages of space saving, compact design and attractive appearance, is suitable for being installed in an impeller, and has the best cooling effect.
In this embodiment, the external rotor motor 5 is used to save space, and the design is compact and beautiful, so that the whole external rotor motor 5 can be installed in the volute 4, and the space of the air conditioner is saved.
The embodiment of the disclosure also provides an air conditioner indoor unit, which comprises the fresh air device shown in the figures 1 to 4.
In the above embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.
In the description of the present invention, it is to be understood that the terms "length", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "height", "width", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In view of the above description of the fresh air device and the air conditioner indoor unit provided by the present disclosure, those skilled in the art will be able to change the concept of the embodiments of the present disclosure in the following detailed description and application scope, and in summary, the content of the present disclosure should not be construed as limiting the present disclosure.
Claims (10)
1. The utility model provides a new trend device for air conditioner internal unit, air conditioner internal unit includes evaporimeter (1) and air inlet grille (2), its characterized in that, new trend device sets up in air conditioner internal unit's arbitrary side, new trend air outlet (3) of new trend device set up evaporimeter (1) with between the air inlet grille (2).
2. The fresh air device as recited in claim 1, wherein the fresh air device comprises a fan structure;
the fan structure comprises a volute (4), a motor (5) and a centrifugal fan blade (6), wherein the fresh air outlet (3) is communicated with the volute (4), the motor (5) and the centrifugal fan blade (6) are arranged in the volute (4), and the centrifugal fan blade (6) is circumferentially distributed in the volute (4) along the motor (5).
3. The fresh air device according to claim 2, further comprising a filter screen (7) and a filter screen support (8);
the filter screen support (8) is perpendicular to a back plate of the air conditioner internal unit, and the filter screen (7) is detachably arranged in the filter screen support (8).
4. The fresh air device according to claim 3, wherein the filter screen bracket (8) is provided with at least one fresh air inlet (9), and the number of the fresh air inlets (9) is at least one.
5. The fresh air device according to claim 4, wherein the filter screen (7) is disposed at the fresh air inlet (9), and a predetermined distance exists between the fresh air inlet (9) and the filter screen (7) to form an air inlet chamber (10).
6. The fresh air device as claimed in claim 5, characterized in that the width of the air inlet chamber (10) increases gradually in the direction of the height of the air inlet chamber (10).
7. The fresh air device according to claim 5, wherein the filter screen (7) is further disposed at an air inlet side of the volute (4) or the fresh air outlet (3).
8. The fresh air device as claimed in any one of claims 4 to 7, further comprising a dust-air separation device;
one end of the dust-gas separation device is communicated with the air inlet pipe, the other end of the dust-gas separation device is communicated with the fresh air inlet (9), and the dust-gas separation device is used for removing dust in the gas from the air inlet pipe and transmitting the gas with the dust removed out through the fresh air inlet (9).
9. The fresh air device according to any one of claims 2 to 7, characterized in that the motor (5) is an external rotor motor (5) without a rotating shaft.
10. An air conditioner indoor unit, characterized by comprising the fresh air device according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020844635.0U CN212252864U (en) | 2020-05-19 | 2020-05-19 | Fresh air device and air conditioner indoor unit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020844635.0U CN212252864U (en) | 2020-05-19 | 2020-05-19 | Fresh air device and air conditioner indoor unit |
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| CN212252864U true CN212252864U (en) | 2020-12-29 |
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| CN202020844635.0U Active CN212252864U (en) | 2020-05-19 | 2020-05-19 | Fresh air device and air conditioner indoor unit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113587226A (en) * | 2021-08-11 | 2021-11-02 | 广东积微科技有限公司 | Air conditioner indoor unit with fresh air module and fresh air module control method thereof |
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2020
- 2020-05-19 CN CN202020844635.0U patent/CN212252864U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113587226A (en) * | 2021-08-11 | 2021-11-02 | 广东积微科技有限公司 | Air conditioner indoor unit with fresh air module and fresh air module control method thereof |
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