CN210638163U - Wall-mounted air conditioner indoor unit - Google Patents
Wall-mounted air conditioner indoor unit Download PDFInfo
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- CN210638163U CN210638163U CN201921279398.1U CN201921279398U CN210638163U CN 210638163 U CN210638163 U CN 210638163U CN 201921279398 U CN201921279398 U CN 201921279398U CN 210638163 U CN210638163 U CN 210638163U
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- air
- shell
- flow fan
- wall
- air outlet
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- 238000004378 air conditioning Methods 0.000 claims description 15
- 238000005192 partition Methods 0.000 claims description 9
- 238000007664 blowing Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Abstract
The utility model provides a wall-mounted air conditioner indoor unit. The method comprises the following steps: the rear part of the shell is provided with an air inlet, the front side of the upper part of the shell is provided with a first air outlet, and the front side of the lower part of the shell is provided with a second air outlet; a first cross flow fan configured to cause airflow from the air inlet into the housing and from the first air outlet out of the housing; a second crossflow blower configured to urge airflow into the housing from the air inlet and out of the housing from the second air outlet; and the heat exchanger is arranged on the inner side of the air inlet, so that the air flow entering through the air inlet exchanges heat with the heat exchanger and then enters the first cross flow fan and the second cross flow fan. The air is discharged in two directions up and down, so that the air is prevented from blowing people directly, and the air supply angle is increased; the air supply experience is remarkably improved. And the two cross-flow fans can greatly reduce noise, improve product performance and improve air supply comfort.
Description
Technical Field
The utility model relates to an air conditioner field, in particular to wall-mounted air conditioner indoor unit.
Background
In the wall-mounted air conditioner indoor unit in the current market, a fan system generally comprises a cross-flow fan and an air outlet, namely, the fan system is a single cross-flow fan for unidirectional air supply. The air outlet direction is the front lower side, and although there is the refrigeration and heating air outlet angle, because of structural restriction, the air outlet is about 15 ~ 30 ℃ below one side during refrigeration, and the air outlet is about 50 ~ 65 ℃ below one side during heating, can not really avoid people to there is great resistance loss. Moreover, under the limits of the performance index, the noise value approaches the limit. That is, the wall-mounted type air conditioning indoor unit may have the following problems: the air supply angle is small, and the phenomenon that air is directly blown to people is not effectively solved; the air supply noise is high.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention has been made to provide a wall-mounted air conditioning indoor unit that overcomes or at least partially solves the above problems.
The utility model provides a wall-mounted air conditioner indoor unit, it includes:
the air conditioner comprises a shell, wherein an air inlet is formed in the rear part of the shell, a first air outlet is formed in the front side of the upper part of the shell, and a second air outlet is formed in the front side of the lower part of the shell;
the first through flow fan is arranged in the shell, and a wind wheel of the first through flow fan extends along the horizontal transverse direction; the first through-flow fan is configured to promote airflow into the housing from the air inlet and out of the housing from the first air outlet;
the second cross flow fan is arranged in the shell and is positioned at the lower side of the first cross flow fan; the wind wheel of the second cross flow fan extends along the horizontal transverse direction; the second crossflow blower is configured to urge airflow into the housing from the air inlet and out of the housing from the second air outlet; and
and the heat exchanger is arranged on the inner side of the air inlet, so that the air flow entering through the air inlet exchanges heat with the heat exchanger and then enters the first cross flow fan and the second cross flow fan.
Optionally, the first air outlet is disposed on a top wall of the housing, and the second air outlet is disposed on a bottom wall of the housing; or
The first air outlet and the second air outlet are both arranged on the front wall of the shell; or
The first air outlet is arranged on the front wall of the shell; and part of the second air outlet is arranged on the bottom wall of the shell, and the rest part of the second air outlet is arranged on the front wall of the shell, so that part or all of the second air outlet is positioned at the intersection of the front wall of the shell and the bottom wall of the shell.
Optionally, the heat exchanger comprises a first section, a second section, a third section and a fourth section;
the first section is arranged at the rear part of the first through-flow fan, and the second section is arranged at the upper side of the first through-flow fan;
the third section is disposed at a rear portion of the second crossflow blower, and the fourth section is disposed at a lower side of the second crossflow blower.
Optionally, the wall-mounted air conditioner indoor unit further includes a partition disposed between an inlet of the first crossflow blower and an inlet of the second crossflow blower; and the distance between the rear end of the partition part and the heat exchanger is within 50 mm.
Optionally, the volute of the first crossflow blower is adjacent to the second crossflow blower;
the volute of the second crossflow blower is adjacent to the first crossflow blower.
Optionally, the volute and the volute tongue of the first through flow fan are mounted on the housing, or are integrally formed with a part of the structure of the housing;
the volute and the volute tongue of the second cross-flow fan are mounted on the shell or integrally formed with part of the structure of the shell.
Optionally, the wall-mounted air conditioning indoor unit further includes:
the first fan motor is connected with one end of the wind wheel of the first through flow fan and used for driving the wind wheel of the first through flow fan to rotate; and
the second fan motor is connected with one end of the wind wheel of the second cross flow fan and used for driving the wind wheel of the second cross flow fan to rotate; wherein
The first fan motor and the second fan motor are separately turned on or simultaneously turned on.
Optionally, the wall-mounted air conditioning indoor unit further includes:
the first air guiding device is arranged at the first air outlet;
and the second air guiding device is arranged at the second air outlet.
The utility model provides a wall-mounted air conditioner indoor unit, which is provided with a heat exchanger, two cross-flow fans and two air outlets, can realize two-way air outlet from top to bottom, avoids air outlet from blowing directly to people and increases the air supply angle; if the air supply device can realize upward blowing of cold air, shower type air supply, downward blowing of hot air and carpet type air supply, the air supply experience is obviously improved. And the two cross-flow fans can greatly reduce noise, for example, the noise can be reduced by more than 5 decibels, the product performance is improved, and the air supply comfort level is improved.
Further, when the difference between the set temperature of the air conditioner and the room temperature is large, the two groups of air supply systems are started at the same time (at the same rotating speed or different rotating speeds), and the temperature is adjusted rapidly; when the difference between the set temperature of the air conditioner and the room temperature is small, a group of fans are turned off or the air conditioner runs at an extremely low rotating speed, cold air can be sent out only from the upper air outlet, hot air can be sent out only from the lower air outlet, and the two cross-flow fans can be independently turned on or turned off, so that energy is saved.
The above and other objects, advantages and features of the present invention will become more apparent to those skilled in the art from the following detailed description of specific embodiments thereof, taken in conjunction with the accompanying drawings.
Drawings
Some specific embodiments of the present invention will be described in detail hereinafter, by way of illustration and not by way of limitation, with reference to the accompanying drawings. The same reference numbers in the drawings identify the same or similar elements or components. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale. In the drawings:
fig. 1 is a schematic cross-sectional view of a wall-mounted air conditioner indoor unit according to an embodiment of the present invention;
fig. 2 is a schematic cross-sectional view of a wall-mounted air conditioner indoor unit according to an embodiment of the present invention;
fig. 3 is a schematic cross-sectional view of a wall-mounted air conditioner indoor unit according to an embodiment of the present invention.
Detailed Description
The present embodiment first provides a wall-mounted air conditioning indoor unit, as shown in fig. 1, in which arrows indicate flow paths of air flows. This machine in air conditioning includes: the cross-flow fan comprises a casing 100, a first cross-flow fan 200, a second cross-flow fan 300, a heat exchanger 400, a first air guiding device 510 and a second air guiding device 520.
The cross section of the wall-mounted air conditioner indoor unit is approximately rectangular. An air inlet 101 is formed at the rear of the housing 100, a first air outlet 102 is formed at the front of the upper portion, and a second air outlet 104 is formed at the front of the lower portion. The intake opening 101, the first outlet opening 102 and the second outlet opening 104 may each extend in a horizontal transverse direction. An air inlet grille can be arranged at the air inlet 101.
The first through flow fan 200 is arranged in the shell 100, and a wind wheel 201 of the first through flow fan 200 extends along the horizontal transverse direction; the first through-flow fan 200 is configured to promote airflow from the inlet 101 into the housing 100 and from the first outlet 102 out of the housing 100. The second crossflow blower 300 is disposed in the casing 100 at a lower side of the first crossflow blower 200; the wind wheel 301 of the second crossflow blower 300 extends in a horizontal transverse direction; the second crossflow blower 300 is configured to induce an airflow into the housing 100 from the intake opening 101 and out of the housing 100 from the second outlet opening 104. The heat exchanger 400 may be disposed inside the air inlet 101, so that the airflow entering through the air inlet 101 enters the first cross flow fan 200 and the second cross flow fan 200 after exchanging heat with the heat exchanger 400. Thus, an upper and a lower independent air supply systems can be formed. The size and the length of the wind wheel 201 of the first cross flow fan 200 are the same as those of the wind wheel 301 of the second cross flow fan 300, and the length of the wind wheel of the cross flow fan is matched with the lengths of the two air outlets.
The indoor unit is provided with two groups of air supply systems, and shares one air inlet 101 and one heat exchanger 400, so that the air can be discharged in two directions up and down, the air is prevented from blowing to people directly, and the air supply angle is increased; if the air supply device can realize upward blowing of cold air, shower type air supply, downward blowing of hot air and carpet type air supply, the air supply experience is obviously improved. And the two cross-flow fans can greatly reduce noise, for example, the noise can be reduced by more than 5 decibels, the product performance is improved, and the air supply comfort level is improved. Further, when the difference between the set temperature of the air conditioner and the room temperature is large, the two groups of air supply systems are started at the same time (at the same rotating speed or different rotating speeds), and the temperature is adjusted rapidly; when the difference between the set temperature of the air conditioner and the room temperature is small, a group of fans is turned off or the air conditioner runs at an extremely low rotating speed, so that cold air can be only sent out from the upper air outlet, and hot air can be only sent out from the lower air outlet. Namely, the two cross-flow fans can be independently opened or closed, so that energy is saved.
In some embodiments of the present invention, as shown in fig. 1, the first air outlet 102 is disposed on the top wall of the casing 100, and the second air outlet 104 is disposed on the bottom wall of the casing 100. In other embodiments, as shown in fig. 2, the first outlet 102 and the second outlet 104 are both disposed on the front wall of the housing 100. In still other embodiments, as shown in fig. 3, the first air outlet 102 is disposed on the front wall of the housing 100; part of the second air outlet 104 is disposed on the bottom wall of the casing 100, and the rest of the second air outlet 104 is disposed on the front wall of the casing 100, so that part or all of the second air outlet 104 is located at the intersection of the front wall of the casing 100 and the bottom wall of the casing 100. The first outlet 102 and the second outlet 104 may have various layout structures to meet various requirements of the wall-mounted air conditioner indoor unit, such as installation height, installation position, and use place.
The volute 202 of the first crossflow blower 200 is adjacent to the second crossflow blower 300; the volute 302 of the second crossflow blower 300 is adjacent to the first crossflow blower 200. That is, the first crossflow blower 200 and the second crossflow blower 300 may be disposed in a back-to-back manner, and the air inlet and outlet may be smoother in combination with the position of the air inlet. Optionally, for convenience of manufacturing, the volute and the volute tongue of the first through flow fan 200 are mounted to the housing 100, or are integrally formed with a part of the housing 100. The volute and the volute tongue of the second crossflow blower 300 are mounted to the casing 100 or are integrally formed with a partial structure of the casing 100.
In some embodiments of the present invention, a partition 600 is disposed between the two heat exchangers, and the partition 600 is located at the middle of the upper and lower positions inside the indoor unit, specifically, the partition 600 may be a partition plate disposed between the inlet of the first crossflow blower 200 and the inlet of the second crossflow blower 300; and the distance between the rear end of the partition 600 and the heat exchanger 400 is within 50 mm.
In some embodiments of the present invention, the heat exchanger 400 includes a first section 411 and a second section 412, the first section 411 is disposed at the rear portion of the first axial fan 200, and the second section 412 is disposed at the upper side of the first axial fan 200. Further, the heat exchanger 400 further comprises a third section 421 and a fourth section 422, the third section 421 being arranged at the rear of the second crossflow blower 300, and the fourth section 422 being arranged at the lower side of the second crossflow blower 300. The intake vent 101 may have an intake area disposed at the rear of the upper wall of the casing 100, an intake area disposed at the rear wall of the casing 100, and an intake area disposed at the rear of the bottom wall of the casing 100.
In some embodiments of the present invention, the wall-mounted air conditioner indoor unit further includes: a first fan motor and a second fan motor. The first fan motor is connected to one end of the wind wheel 201 of the first through-flow fan 200, and is configured to drive the wind wheel 201 of the first through-flow fan 200 to rotate. The second fan motor is connected with one end of the wind wheel 301 of the second crossflow blower 300 and is used for driving the wind wheel 301 of the second crossflow blower 300 to rotate. The first fan motor and the second fan motor may be independently turned on/off. For example, the first crossflow blower 200 and the second crossflow blower 300 may be independently turned on according to the user's requirement, or may be turned on simultaneously. When one of the cross-flow fans is closed, the corresponding air supply system can be kept closed, specifically, the corresponding fan motor is closed, and the corresponding air outlet is closed.
The wall-mounted air conditioner indoor unit further comprises an air guide device arranged at each air outlet. The first air guiding device 510 is disposed at the first air outlet 102, and is used for opening and closing the first air outlet 102 and/or guiding an air flow; the second air guiding device 520 is disposed at the second air outlet 104, and is configured to open and close the second air outlet 104 and/or guide an air flow. Each air guiding device comprises one or more air guiding plates. Each air deflector can also rotate along a straight line horizontally and transversely extending along the indoor unit.
Thus, it should be appreciated by those skilled in the art that while a number of exemplary embodiments of the invention have been shown and described in detail herein, many other variations and modifications can be made, consistent with the principles of the invention, which are directly determined or derived from the disclosure herein, without departing from the spirit and scope of the invention. Accordingly, the scope of the present invention should be understood and interpreted to cover all such other variations or modifications.
Claims (8)
1. A wall-mounted air conditioner indoor unit, comprising:
the air conditioner comprises a shell, wherein an air inlet is formed in the rear part of the shell, a first air outlet is formed in the front side of the upper part of the shell, and a second air outlet is formed in the front side of the lower part of the shell;
the first through flow fan is arranged in the shell, and a wind wheel of the first through flow fan extends along the horizontal transverse direction; the first through-flow fan is configured to promote airflow into the housing from the air inlet and out of the housing from the first air outlet;
the second cross flow fan is arranged in the shell and is positioned at the lower side of the first cross flow fan; the wind wheel of the second cross flow fan extends along the horizontal transverse direction; the second crossflow blower is configured to urge airflow into the housing from the air inlet and out of the housing from the second air outlet; and
and the heat exchanger is arranged on the inner side of the air inlet, so that the air flow entering through the air inlet exchanges heat with the heat exchanger and then enters the first cross flow fan and the second cross flow fan.
2. The wall-mounted air conditioning indoor unit of claim 1,
the first air outlet is arranged on the top wall of the shell, and the second air outlet is arranged on the bottom wall of the shell; or
The first air outlet and the second air outlet are both arranged on the front wall of the shell; or
The first air outlet is arranged on the front wall of the shell; and part of the second air outlet is arranged on the bottom wall of the shell, and the rest part of the second air outlet is arranged on the front wall of the shell, so that part or all of the second air outlet is positioned at the intersection of the front wall of the shell and the bottom wall of the shell.
3. The wall-mounted air conditioning indoor unit of claim 1, wherein the air conditioning indoor unit is provided in a wall-mounted type
The heat exchanger comprises a first section, a second section, a third section and a fourth section;
the first section is arranged at the rear part of the first through-flow fan, and the second section is arranged at the upper side of the first through-flow fan;
the third section is disposed at a rear portion of the second crossflow blower, and the fourth section is disposed at a lower side of the second crossflow blower.
4. The wall-mounted air conditioning indoor unit of claim 3, further comprising:
a partition part disposed between an inlet of the first crossflow blower and an inlet of the second crossflow blower; and the distance between the rear end of the partition part and the heat exchanger is within 50 mm.
5. The wall-mounted air conditioning indoor unit of claim 1, wherein the air conditioning indoor unit is provided in a wall-mounted type
The volute of the first crossflow blower is adjacent to the second crossflow blower;
the volute of the second crossflow blower is adjacent to the first crossflow blower.
6. The wall-mounted air conditioning indoor unit of claim 5,
the volute and the volute tongue of the first through flow fan are arranged on the shell or integrally formed with part of the structure of the shell;
the volute and the volute tongue of the second cross-flow fan are mounted on the shell or integrally formed with part of the structure of the shell.
7. The wall-mounted air conditioning indoor unit of claim 1, further comprising:
the first fan motor is connected with one end of the wind wheel of the first through flow fan and used for driving the wind wheel of the first through flow fan to rotate; and
the second fan motor is connected with one end of the wind wheel of the second cross flow fan and used for driving the wind wheel of the second cross flow fan to rotate; wherein
The first fan motor and the second fan motor are separately turned on or simultaneously turned on.
8. The wall-mounted air conditioning indoor unit of claim 1, further comprising:
the first air guiding device is arranged at the first air outlet;
and the second air guiding device is arranged at the second air outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921279398.1U CN210638163U (en) | 2019-08-08 | 2019-08-08 | Wall-mounted air conditioner indoor unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921279398.1U CN210638163U (en) | 2019-08-08 | 2019-08-08 | Wall-mounted air conditioner indoor unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210638163U true CN210638163U (en) | 2020-05-29 |
Family
ID=70796627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921279398.1U Active CN210638163U (en) | 2019-08-08 | 2019-08-08 | Wall-mounted air conditioner indoor unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210638163U (en) |
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2019
- 2019-08-08 CN CN201921279398.1U patent/CN210638163U/en active Active
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