CN217482887U - Air condensing units and have its air conditioner - Google Patents
Air condensing units and have its air conditioner Download PDFInfo
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- CN217482887U CN217482887U CN202221236725.7U CN202221236725U CN217482887U CN 217482887 U CN217482887 U CN 217482887U CN 202221236725 U CN202221236725 U CN 202221236725U CN 217482887 U CN217482887 U CN 217482887U
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Abstract
The utility model provides an air condensing units and have its air conditioner, air condensing units includes: the outdoor fan is arranged in the outdoor unit shell, and the outdoor fan can be rotatably arranged so that a positive pressure area and a negative pressure area are formed in the outdoor unit shell; the inlet end of the fresh air pipe is arranged in the outdoor unit shell, and the outlet end of the fresh air pipe is communicated with the indoor space; wherein the inlet end of the fresh air pipe is positioned in the positive pressure area so as to enable outdoor air to enter the room under the action of the pressure difference between the positive pressure area and the indoor air. Through the technical scheme provided by the utility model, can solve the higher technical problem of new trend air conditioner's among the prior art energy consumption.
Description
Technical Field
The utility model relates to a new trend air conditioner technical field particularly, relates to an air condensing units and have its air conditioner.
Background
At present, the requirement of people on the air quality of a room is higher and higher, a fresh air-free air conditioning system often has the defects of closed space, poor air quality, harmful bacteria breeding and the like which seriously affect human health, and the air conditioner with the fresh air system is more and more popular among people. At present, an air conditioner with a fresh air system is generally provided with a fresh air pipeline and a fresh air fan, and some air conditioners may be additionally provided with an exhaust pipeline.
However, the fresh air conditioning system in the prior art often needs to increase the fresh air blower, which may increase the energy consumption of the fresh air conditioning system.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an air condensing units and have its air conditioner to solve the higher technical problem of new trend air conditioner's among the prior art energy consumption.
In order to achieve the above object, according to an aspect of the present invention, there is provided an outdoor unit of an air conditioner, comprising: the outdoor fan is arranged in the outdoor unit shell, and the outdoor fan can be rotatably arranged so that a positive pressure area and a negative pressure area are formed in the outdoor unit shell; the inlet end of the fresh air pipe is arranged in the outdoor unit shell, and the outlet end of the fresh air pipe is communicated with the indoor space; the inlet end of the fresh air pipe is positioned in the positive pressure area, so that outdoor air enters the room under the action of the pressure difference between the positive pressure area and the indoor air.
Further, the outdoor unit of an air conditioner further includes: the inlet end of the exhaust pipe is used for introducing indoor air, and the outlet end of the exhaust pipe is positioned in the negative pressure area so as to exhaust the indoor air under the action of the pressure difference between the negative pressure area and the indoor air.
Furthermore, a first mounting opening and a second mounting opening are formed in the outdoor unit shell at intervals, the fresh air pipe is inserted into the first mounting opening, and the exhaust pipe is inserted into the second mounting opening.
Further, the outdoor unit casing comprises a top plate, a bottom plate and a side plate assembly, wherein the top plate and the bottom plate are oppositely arranged, and the side plate assembly is arranged between the top plate and the bottom plate; the exhaust pipe is inserted on the top plate; and/or the fresh air pipe is inserted on the side plate assembly.
Furthermore, the outdoor unit of the air conditioner also comprises an outdoor heat exchanger, the outdoor heat exchanger is arranged in the outdoor unit shell, and the outdoor heat exchanger is arranged opposite to the outdoor fan; the fresh air pipe is positioned on one side of the outdoor fan far away from the outdoor heat exchanger; and/or the exhaust pipe is positioned between the outdoor fan and the outdoor heat exchanger.
Furthermore, the air conditioner outdoor unit also comprises a first air valve, and the first air valve is arranged on the fresh air pipe; and/or the air conditioner outdoor unit also comprises a second air valve, and the second air valve is arranged on the exhaust pipe.
Furthermore, the outer diameter of the outdoor fan is D, and the distances between the outdoor fan and the front panel of the outdoor unit shell and the leeward side of the outdoor heat exchanger of the outdoor unit of the air conditioner are h respectively R And h L (ii) a The distance between the fresh air pipe and the rotating shaft of the outdoor fan is d 1 The distance between the air exhaust pipe and the rotating shaft of the outdoor fan is d 2 The length of the fresh air pipe extending into the outdoor unit shell is h 1 The length of the exhaust pipe extending into the outdoor unit shell is L 2 The clearance between the fresh air pipe and the periphery of the blade of the outdoor fan is L 1 The clearance between the exhaust pipe and the periphery of the blade of the outdoor fan is h 2 (ii) a Wherein the content of the first and second substances,
0.3D≤d 1 ≤0.4D，d 1 ＝L 1 (ii) a And/or the presence of a gas in the gas,
0.1D≤d 2 ≤0.2D，d 2 ＝L 2 (ii) a And/or the presence of a gas in the gas,
h L -h 2 delta is more than or equal to; and or (b) a,
h R -h 1 ≥δ。
according to another aspect of the present invention, there is provided an air conditioner, comprising: the air conditioner outdoor unit provided above; the fresh air heat exchanger is provided with a first heat exchange channel and a second heat exchange channel, a heat exchange inlet of the first heat exchange channel is communicated with an outlet end of the fresh air pipe, a heat exchange outlet of the first heat exchange channel is used for leading to the indoor space, and air discharged from the indoor space is introduced into the second heat exchange channel.
According to another aspect of the present invention, there is provided an air conditioner outdoor unit control method, the air conditioner outdoor unit control method is adapted to the air conditioner outdoor unit provided above, the air conditioner outdoor unit control method includes: and acquiring a fresh air gear, and controlling the air inlet condition of a fresh air pipe of the air conditioner outdoor unit according to the fresh air gear.
Further, the air conditioner outdoor unit is the air conditioner outdoor unit provided above; the method for controlling the air inlet condition of the fresh air pipe of the air conditioner outdoor unit according to the fresh air gear comprises the following steps: when the fresh air gear is in a low gear, controlling a second air valve of the air conditioner outdoor unit to be opened; and when the fresh air gear is high, controlling the first air valve of the air conditioner outdoor unit and the second air valve of the air conditioner outdoor unit to be opened.
Use the technical scheme of the utility model, can be convenient for under the malleation effect of outdoor fan, make outdoor air can get into indoorly through the fresh air duct to the realization is to the effect of indoor fresh air of introducing. The utility model discloses need not increase extra new trend device, simplified the structure of drawing the new trend, reduced the energy consumption.
Drawings
The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic view illustrating a layout position of an external unit of an air conditioner according to an embodiment of the present invention;
fig. 2 is a schematic view illustrating an installation of an exhaust duct according to an embodiment of the present invention;
fig. 3 shows a schematic view of an installation of a fresh air duct provided according to an embodiment of the present invention;
fig. 4 is a schematic diagram illustrating an internal structure of an external unit of an air conditioner according to an embodiment of the present invention;
fig. 5 is a schematic size diagram of an air conditioner outdoor unit according to an embodiment of the present invention;
fig. 6 shows a control flow diagram provided according to an embodiment of the present invention.
Wherein the figures include the following reference numerals:
10. an outdoor unit casing; 11. a first mounting port; 12. a second mounting port; 13. a top plate; 14. a base plate; 15. a side plate assembly; 151. a front panel; 152. a rear panel; 20. an outdoor fan; 30. a fresh air duct; 40. an exhaust duct; 50. an outdoor heat exchanger; 61. a first air valve; 62. a second air valve; 70. fresh air heat exchanger.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
As shown in fig. 1 to 5, the first embodiment of the present invention provides an outdoor unit of an air conditioner, which includes an outdoor unit casing 10, an outdoor fan 20 and a fresh air duct 30, wherein the outdoor fan 20 is installed in the outdoor unit casing 10, and the outdoor fan 20 is rotatably disposed to have a positive pressure region and a negative pressure region in the outdoor unit casing 10. The inlet end of the fresh air duct 30 is installed in the outdoor unit casing 10, and the outlet end of the fresh air duct 30 is opened to the indoor; wherein the inlet end of the fresh air duct 30 is located in the positive pressure region to allow the outdoor air to enter the room by the pressure difference between the positive pressure region and the indoor air.
By adopting the air conditioner outdoor unit provided by the embodiment, the inlet end of the fresh air pipe 30 is arranged in the positive pressure region, so that a large pressure difference exists between the inlet end of the fresh air pipe 30 and the outlet end of the fresh air pipe 30, outdoor fresh air at the inlet end of the fresh air pipe 30 can smoothly flow into the fresh air pipe 30 under the action of the pressure difference, and finally flows out through the outlet end of the fresh air pipe 30, and therefore the effect of guiding the fresh air through the fresh air pipe 30 is achieved. Need not increase extra new trend device in this embodiment, simple structure, make full use of the outer machine performance of own of air conditioner, and then can effectively reduce the energy consumption to the effect of guaranteeing to introduce the new trend. Therefore, through the air condensing units that this embodiment provided, can solve the higher technical problem of energy consumption of the fresh air conditioner among the prior art.
Specifically, the outdoor fan 20 in this embodiment is an axial flow fan structure, and when the axial flow fan rotates, the axial flow fan throws wind toward the periphery, so that the pressure range of the middle area of the axial flow fan is a negative pressure area in the range of-300 pa to-30 pa, and the pressure range of the edge area of the axial flow fan is a positive pressure area in the range of 20pa to 200 pa.
In this embodiment, the outdoor unit further includes a discharge duct 40, an inlet end of the discharge duct 40 is used for introducing the indoor air, and an outlet end of the discharge duct 40 is located in the negative pressure region to discharge the indoor air under the pressure difference between the negative pressure region and the indoor air. Adopt such structure setting, can be convenient for make the room air discharge through exhaust pipe 40 under outdoor fan 20's negative pressure effect to be convenient for discharge indoor dirty air, indoor dirty air discharge back, indoor can produce little negative pressure, outdoor fresh air will flow into to indoor from places such as window, crack, thereby also can reach the indoor purpose of changing new trend, with the effect of effectively improving the new trend of changing, guarantee the room air quality. Thus, the effect of bidirectional fresh air is realized.
Specifically, the outdoor unit casing 10 of the present embodiment has a first mounting opening 11 and a second mounting opening 12 spaced apart from each other, the fresh air duct 30 is inserted into the first mounting opening 11, and the exhaust duct 40 is inserted into the second mounting opening 12. By adopting the structure, the interference between the fresh air pipe 30 and the exhaust pipe 40 can be avoided, the structure layout and the arrangement are optimized, the structure compactness is improved, the interference between the air introduced by the inlet end of the fresh air pipe 30 and the air introduced by the outlet end of the exhaust pipe 40 is avoided, and the fresh air quality is effectively ensured.
In this embodiment, the outdoor unit casing 10 includes a top plate 13, a bottom plate 14, and side plate assemblies 15, wherein the top plate 13 and the bottom plate 14 are disposed opposite to each other, and the side plate assemblies 15 are disposed between the top plate 13 and the bottom plate 14. Specifically, the exhaust duct 40 may be inserted on the top plate 13; alternatively, the fresh air duct 30 is inserted on the side plate assembly 15; alternatively, the exhaust duct 40 is inserted on the top plate 13, and the fresh air duct 30 is inserted on the side plate assembly 15.
Preferably, the exhaust duct 40 is inserted on the top panel 13 and the fresh air duct 30 is inserted on the side panel assembly 15 in this embodiment. By adopting the structure, the mutual interference between the exhaust duct 40 and the fresh air duct 30 can be better avoided, the structural layout is optimized, and the installation, the disassembly and the maintenance are convenient.
In this embodiment, the outdoor unit of the air conditioner further includes an outdoor heat exchanger 50, the outdoor heat exchanger 50 is installed in the outdoor unit casing 10, and the outdoor heat exchanger 50 is disposed opposite to the outdoor fan 20. Specifically, the fresh air duct 30 may be located on a side of the outdoor fan 20 away from the outdoor heat exchanger 50; alternatively, the exhaust duct 40 is located between the outdoor fan 20 and the outdoor heat exchanger 50; alternatively, the fresh air duct 30 is located on the side of the outdoor fan 20 away from the outdoor heat exchanger 50, and the exhaust duct 40 is located between the outdoor fan 20 and the outdoor heat exchanger 50.
Preferably, the present embodiment has the fresh air duct 30 located on the side of the outdoor fan 20 away from the outdoor heat exchanger 50, and has the exhaust duct 40 located between the outdoor fan 20 and the outdoor heat exchanger 50. With such a structure, the fresh air duct 30 can be prevented from introducing the air close to the outdoor heat exchanger 50 into the room, and the influence of the temperature of the outdoor heat exchanger 50 on the introduced air is reduced as much as possible, so as to effectively ensure the quality of the introduced outdoor air. By respectively arranging the fresh air duct 30 and the exhaust duct 40 at two sides of the outdoor fan 20, mutual interference and influence between the fresh air duct 30 and the exhaust duct 40 can be better avoided, so as to effectively ensure the quality of introduced fresh air.
Specifically, the outdoor unit of the air conditioner further includes a first air valve 61, and the first air valve 61 is installed on the fresh air duct 30. Alternatively, the outdoor unit of the air conditioner further includes a second air flap 62, and the second air flap 62 is installed on the discharge duct 40. Or, the outdoor unit of the air conditioner further includes a first air valve 61 and a second air valve 62, the first air valve 61 is installed on the fresh air pipe 30, and the second air valve 62 is installed on the exhaust duct 40.
In this embodiment, the outdoor unit of the air conditioner further includes a first air valve 61 and a second air valve 62, the first air valve 61 is installed on the fresh air pipe 30, and the second air valve 62 is installed on the exhaust air pipe 40. By adopting the structure, the fresh air guiding condition of the fresh air pipe 30 can be controlled through the first air valve 61, the air exhaust condition of the exhaust pipe 40 can be controlled through the second air valve 62, and corresponding control and adjustment can be performed according to the requirements of users.
Specifically, the outdoor fan 20 has an outer diameter D, and as shown in fig. 4, distances h between the outdoor fan 20 and the front panel 151 of the outdoor unit casing 10 and the leeward side of the outdoor heat exchanger 50 of the outdoor unit of the air conditioner are respectively R And h L (ii) a The distance between the fresh air duct 30 and the rotating shaft of the outdoor fan 20 is d 1 The distance between the exhaust duct 40 and the rotation axis of the outdoor fan 20 is d 2 The length of the fresh air duct 30 extending into the outdoor unit casing 10 is h 1 The length of the exhaust duct 40 extending into the outdoor unit casing 10 is L 2 The clearance between the fresh air duct 30 and the outer periphery of the blades of the outdoor fan 20 is L 1 The clearance between the exhaust duct 40 and the outer periphery of the blades of the outdoor fan 20 is h 2 . Specifically, the side panel assembly 15 includes a front panel 151 and a rear panel 152 that are oppositely disposed, the front panel 151 referring to a panel close to the outdoor heat exchanger 50, and the rear panel 152 referring to a panel far from the indoor heat exchanger.
Wherein D is not less than 0.3D 1 ≤0.4D，d 1 ＝L 1 (ii) a And/or, 0.1 D.ltoreq.d 2 ≤0.2D，d 2 ＝L 2 (ii) a And/or, h L -h 2 Delta is more than or equal to; and/or, h R -h 1 Is more than or equal to delta. By adopting the structure, the fresh air pipe 30 can be conveniently enabled to be effectively positioned in the positive pressure region of the outdoor fan 20 by limiting the setting position of the fresh air pipe 30 within the size range, so that outdoor fresh air can be conveniently and better introduced into the fresh air pipe 30. By arranging the exhaust duct 40 at a certain positionThe restriction is within the above size range, which facilitates the outlet end of the exhaust duct 40 to be effectively located in the negative pressure region of the outdoor fan 20, thereby facilitating the indoor dirty air to be smoothly discharged through the exhaust duct 40. By mixing h L -h 2 ≥δ、h R -h 1 And delta or more, so that the fresh air pipe 30 and the exhaust pipe 40 are kept at certain gaps with the blades of the outdoor fan 20, and the safe installation distance is ensured. Specifically, δ may be 20 mm.
In this embodiment, the outlet end of the exhaust duct 40 generates negative pressure, so that a certain pressure difference is generated between the inlet end of the exhaust duct 40 and the outlet end of the exhaust duct 40, and the dirty air in the room is sucked out by the power provided by the pressure difference; after the indoor dirty air is exhausted, micro negative pressure can be generated indoors, and outdoor fresh air can flow into the indoor space from windows, door seams and the like, so that the purpose of indoor fresh air exchange is achieved. The fresh air exchange quantity can be increased, the inlet end of the fresh air pipe 30 generates positive pressure, so that the pressure difference is generated between the inlet end of the fresh air pipe 30 and the outlet end of the fresh air pipe 30, and the fresh air outside is blown into the room by the power provided by the pressure difference.
The air conditioner outdoor unit in the embodiment does not need to be provided with a new fan, so that the energy consumption is not increased; the exhaust pipe 40 adopts negative pressure for suction, so that the exhaust speed of the foul air is increased conveniently; blowing new trend combines together with the suction is aired exhaust, changes the new trend cycle and obviously shortens.
Specifically, during the continuous rotation of the blades of the outdoor fan 20 in this embodiment, a negative pressure is generated between the outdoor fan 20 and the outdoor heat exchanger 50, and the negative pressure provides power to make the outdoor air flow through the heat exchanger, so as to be sucked into the blades, discharged through the blades, and generate a positive pressure on the discharge side, so that the air is blown out at a certain flow rate. By utilizing this characteristic, the exhaust duct 40 is installed on the negative pressure side of the outdoor fan 20, and the fresh air duct 30 is installed on the positive pressure side of the outdoor fan 20.
In the refrigeration process, hot air is generated at the positive pressure side of the outdoor fan 20, and enters the room through the inlet end of the fresh air pipe 30 and the outlet end of the fresh air pipe 30, so that the hot fresh air can have adverse effects on the refrigeration room; similarly, during the heating process, the positive pressure side of the outdoor fan 20 generates cold air, and the cold air enters the room through the inlet end of the fresh air pipe 30 and the outlet end of the fresh air pipe 30, and the cold fresh air can adversely affect the heating room. In order to eliminate the influence, in the refrigeration process, hot fresh air and cold exhaust air exchange heat; in the heating process, cold fresh air and hot exhaust air exchange heat. The fresh air temperature in the refrigeration process is reduced, and the exhaust air temperature in the heating process is increased.
Specifically, the new trend gear in this embodiment has two kinds: when fresh air (low gear) is in a heating or refrigerating mode, only the exhaust valve at the tail end of the outdoor side of the exhaust pipe 40 is opened, dirty air is exhausted by utilizing suction force generated by a negative pressure area of an outer fan, and the fresh air flows into a room from a window, a door seam and other gaps by utilizing micro negative pressure in the room; when the outdoor unit fan is in a fresh air (high-grade) state, the exhaust valve and the air inlet valve are opened simultaneously in a heating or refrigerating mode, dirty air is discharged by utilizing the negative pressure region of the outdoor unit fan, and fresh air is blown in by utilizing the positive pressure region of the outdoor unit fan. Specifically, the first air valve 61 corresponds to an air inlet valve, and the second air valve 62 corresponds to an air outlet valve in the present embodiment.
The fresh air pipe 30 is positioned outside the outdoor unit fan and fixed on the front panel 151 of the outdoor unit of the air conditioner; the exhaust duct 40 of the outdoor unit of the air conditioner is located between the heat exchanger and the outdoor fan 20 and fixed at the top plate 13 of the outdoor unit. The distances between the fresh air pipe 30 and the exhaust pipe 40 and the outer fan shaft are d respectively 1 、d 2 The lengths of the fresh air duct 30 and the exhaust duct 40 extending into the outer machine top plate 13 and the front panel 151 are h 1 、L 2 The distances between the fresh air pipe 30 and the exhaust pipe 40 and the outer peripheries of the blades of the outdoor fan 20 are L respectively 1 、h 2 . The maximum suction side pressure of the outdoor fan 20 is located in the central region of the vane, the maximum discharge side pressure is located in the peripheral region of the vane, and the installation positions are set as follows: d is a radical of 1 ＝L 1 ＝0.3～0.4D，d 2 ＝L 2 The distance between the blade and the air pipe is 0.1-0.2D, and the certain gap delta between the blade and the air pipe is h L -h 2 ＝h R -h 1 。
Specifically, the outdoor fresh air duct in this embodiment is disposed near the indoor unit air intake area, and the exhaust duct 40 is disposed at an indoor corner. The fresh air pipe 30 and the exhaust pipe 40, and the tail end of the outdoor side can be arranged with a plurality of pipelines, so that the exhaust volume and the fresh air volume are further improved.
The embodiment two of the utility model provides an air conditioner, this air conditioner includes the air condensing units and the new trend heat exchanger 70 that above-mentioned embodiment provided, and new trend heat exchanger 70 has first heat transfer passageway and second heat transfer passageway, and the heat transfer import of first heat transfer passageway communicates with the exit end of new trend pipe 30, and the heat transfer export of first heat transfer passageway is used for accesss to indoor, is used for letting in by indoor exhaust air in the second heat transfer passageway. Adopt such structure setting, can effectively utilize by the heat or the cold volume of indoor discharge outdoor air to will be transmitted to the new trend by the heat or the cold volume of indoor discharge outdoor air, with the waste of avoiding the energy, and effectively reduce the difference in temperature of new trend and indoor air, with the use comfort that improves the user.
As shown in fig. 6, the control method of the outdoor unit of an air conditioner of the present invention is suitable for the outdoor unit of an air conditioner provided in the first embodiment, and the control method of the outdoor unit of an air conditioner includes: and acquiring a fresh air gear, and controlling the air inlet condition of the fresh air pipe 30 of the air conditioner outdoor unit according to the fresh air gear. By adopting the method, the control of introducing fresh air can be conveniently realized through the control of the fresh air pipe 30, a fresh air fan does not need to be arranged, the fresh air fan does not need to be started, and the energy consumption is further effectively saved.
In this embodiment, the outdoor unit of an air conditioner is the above-mentioned outdoor unit of an air conditioner; the method for controlling the air inlet condition of the fresh air pipe 30 of the air conditioner outdoor unit according to the fresh air gear comprises the following steps: when the fresh air gear is in a low gear, a second air valve 62 of the air conditioner outdoor unit is controlled to be opened; and when the fresh air gear is high, controlling the first air valve 61 of the air conditioner outdoor unit and the second air valve 62 of the air conditioner outdoor unit to be opened. By adopting the method, the low-grade fresh air gear or the high-grade fresh air gear can be conveniently realized according to actual requirements, so that the indoor air quality is effectively improved.
From the above description, it can be seen that the above-mentioned embodiments of the present invention achieve the following technical effects: practice thrift the energy consumption, send new trend and air exhaust to combine together, effectively increase the new trend and change efficiency.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
The relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present application unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as exemplary only and not as limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
In the description of the present application, it is to be understood that the directions or positional relationships indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the directions or positional relationships shown in the drawings, and are for convenience of description and simplicity of description only, and in the case of not making a reverse description, these directional terms do not indicate and imply that the device or element being referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore should not be construed as limiting the scope of the present application; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.
Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of protection of the present application is not to be construed as being limited.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. An outdoor unit of an air conditioner, comprising:
an outdoor unit casing (10) and an outdoor fan (20), wherein the outdoor fan (20) is installed in the outdoor unit casing (10), and the outdoor fan (20) is rotatably arranged to enable the inside of the outdoor unit casing (10) to have a positive pressure area and a negative pressure area;
the inlet end of the fresh air pipe (30) is installed in the outdoor unit shell (10), and the outlet end of the fresh air pipe (30) is communicated with the indoor space;
wherein the inlet end of the fresh air duct (30) is located in the positive pressure region to allow outdoor air to enter the room under the pressure difference between the positive pressure region and the indoor air.
2. The outdoor unit of claim 1, further comprising:
the inlet end of the exhaust pipe (40) is used for introducing indoor air, and the outlet end of the exhaust pipe (40) is located in the negative pressure area to enable the indoor air to be discharged under the action of the pressure difference between the negative pressure area and the indoor air.
3. The outdoor unit of claim 2, wherein the outdoor unit casing (10) has a first mounting opening (11) and a second mounting opening (12) spaced apart from each other, the fresh air duct (30) is inserted into the first mounting opening (11), and the discharge duct (40) is inserted into the second mounting opening (12).
4. The outdoor unit of claim 2, wherein the outdoor unit casing (10) comprises a top plate (13), a bottom plate (14), and side plate assemblies (15), the top plate (13) and the bottom plate (14) being disposed opposite to each other, the side plate assemblies (15) being disposed between the top plate (13) and the bottom plate (14);
the exhaust pipe (40) is inserted on the top plate (13); and/or the presence of a gas in the gas,
the fresh air pipe (30) is inserted on the side plate assembly (15).
5. The outdoor unit of claim 2, further comprising an outdoor heat exchanger (50), the outdoor heat exchanger (50) being installed in the outdoor unit casing (10), the outdoor heat exchanger (50) being disposed opposite to the outdoor fan (20);
the fresh air pipe (30) is positioned on one side of the outdoor fan (20) far away from the outdoor heat exchanger (50); and/or the presence of a gas in the gas,
the exhaust duct (40) is positioned between the outdoor fan (20) and the outdoor heat exchanger (50).
6. The outdoor unit of claim 2, wherein,
the outdoor unit of the air conditioner also comprises a first air valve (61), and the first air valve (61) is arranged on the fresh air pipe (30); and/or the presence of a gas in the gas,
the outdoor unit of the air conditioner further comprises a second air valve (62), and the second air valve (62) is installed on the exhaust pipe (40).
7. The outdoor unit of claim 2, wherein the outdoor fan (20) has an outer diameter D, and distances h between the outdoor fan (20) and the front panel (151) of the outdoor unit casing (10) and the leeward side of the outdoor heat exchanger (50) of the outdoor unit are respectively R And h L (ii) a The distance between the fresh air pipe (30) and the rotating shaft of the outdoor fan (20) is d 1 The distance between the exhaust duct (40) and the rotating shaft of the outdoor fan (20) is d 2 The length of the fresh air pipe (30) extending into the outdoor unit shell (10) is h 1 The length of the exhaust pipe (40) extending into the outdoor unit shell (10) is L 2 The clearance between the fresh air pipe (30) and the periphery of the blade of the outdoor fan (20) is L 1 The clearance between the exhaust duct (40) and the periphery of the blade of the outdoor fan (20) is h 2 (ii) a Wherein, the first and the second end of the pipe are connected with each other,
0.3D≤d 1 ≤0.4D，d 1 ＝L 1 (ii) a And/or the presence of a gas in the gas,
0.1D≤d 2 ≤0.2D，d 2 ＝L 2 (ii) a And/or the presence of a gas in the atmosphere,
h L -h 2 delta is more than or equal to; and/or the presence of a gas in the atmosphere,
h R -h 1 ≥δ。
8. an air conditioner, comprising:
the outdoor unit of an air conditioner of any one of claims 1 to 7;
the fresh air heat exchanger (70) is provided with a first heat exchange channel and a second heat exchange channel, a heat exchange inlet of the first heat exchange channel is communicated with an outlet end of the fresh air pipe (30), a heat exchange outlet of the first heat exchange channel is used for leading to the indoor space, and air discharged from the indoor space is led in the second heat exchange channel.
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| CN202221236725.7U CN217482887U (en) | 2022-05-20 | 2022-05-20 | Air condensing units and have its air conditioner |
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| CN202221236725.7U CN217482887U (en) | 2022-05-20 | 2022-05-20 | Air condensing units and have its air conditioner |
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| CN114811753A (en) * | 2022-05-20 | 2022-07-29 | 珠海格力电器股份有限公司 | Air conditioner outdoor unit, air conditioner and control method of air conditioner outdoor unit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114811753A (en) * | 2022-05-20 | 2022-07-29 | 珠海格力电器股份有限公司 | Air conditioner outdoor unit, air conditioner and control method of air conditioner outdoor unit |
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