CN113465030B - Cabinet air conditioner indoor unit and cabinet air conditioner - Google Patents
Cabinet air conditioner indoor unit and cabinet air conditioner Download PDFInfo
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- CN113465030B CN113465030B CN202110458481.0A CN202110458481A CN113465030B CN 113465030 B CN113465030 B CN 113465030B CN 202110458481 A CN202110458481 A CN 202110458481A CN 113465030 B CN113465030 B CN 113465030B
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- air
- fan
- mounting plate
- indoor unit
- air outlet
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- 238000009434 installation Methods 0.000 claims abstract description 27
- 238000004378 air conditioning Methods 0.000 claims abstract description 18
- 241000886569 Cyprogenia stegaria Species 0.000 claims abstract description 16
- 230000005540 biological transmission Effects 0.000 claims abstract description 9
- 230000000903 blocking effect Effects 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims 5
- 238000003780 insertion Methods 0.000 claims 5
- 239000003570 air Substances 0.000 description 264
- 238000010438 heat treatment Methods 0.000 description 7
- 230000009471 action Effects 0.000 description 4
- 238000001816 cooling Methods 0.000 description 2
- 238000007791 dehumidification Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 239000012080 ambient air Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0018—Indoor units, e.g. fan coil units characterised by fans
- F24F1/0025—Cross-flow or tangential fans
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0043—Indoor units, e.g. fan coil units characterised by mounting arrangements
- F24F1/005—Indoor units, e.g. fan coil units characterised by mounting arrangements mounted on the floor; standing on the floor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/02—Ducting arrangements
- F24F13/06—Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention belongs to the technical field of air conditioners, and particularly relates to a cabinet air conditioner indoor unit and a cabinet air conditioner. The invention aims to solve the problem of uneven air outlet of the cross flow fan component. In the cabinet air-conditioning indoor unit, the cross-flow fan component is arranged in the accommodating cavity of the shell, the fan shell of the cross-flow fan component is internally provided with an installation cavity, the fan air inlet is arranged opposite to the air-conditioning air inlet of the shell, the inner diameter of the fan air outlet channel is gradually increased from the small-end opening to the large-end opening, the large-end opening of the fan air outlet channel is arranged opposite to the air-conditioning air outlet of the shell, the fan is also provided with a shielding part positioned in the fan air outlet channel, and the shielding part is close to the large-end opening; the wind wheel is located the installation intracavity, and the motor shaft and the wind wheel transmission of first motor are connected. The cabinet air conditioner comprises a cabinet air conditioner indoor unit and a cabinet air conditioner outdoor unit matched with the cabinet air conditioner indoor unit. The cabinet air conditioner indoor unit and the cabinet air conditioner are used for enabling air outlet to be more uniform.
Description
Technical Field
The invention belongs to the technical field of air conditioners, and particularly relates to a cabinet air conditioner indoor unit and a cabinet air conditioner.
Background
Air conditioners are devices for manually adjusting and controlling parameters such as temperature, humidity, flow rate and the like of ambient air in a building or a structure, and generally include an air conditioner indoor unit and an air conditioner outdoor unit which are operated in cooperation with each other.
An air conditioner in related art is a cabinet air conditioner, in which an indoor unit includes a casing and a cross flow fan unit disposed inside the casing, the casing is provided with an air inlet and an air outlet, the cross flow fan unit includes a fan housing and a wind wheel disposed in the fan housing, the fan housing has a fan inlet disposed opposite to the air inlet and a trumpet-shaped fan outlet, a large-end opening of the fan outlet is a terminal and disposed opposite to the air outlet, and when the wind wheel rotates, indoor air enters the fan housing through the fan inlet from the air inlet and is discharged from the air outlet through the fan outlet to form an air flow.
However, the air output of the fan outlet duct of the air conditioner is large or small, and the air output at the position of the fan outlet duct is not uniform.
Disclosure of Invention
The problem that the air outlet of a cross flow fan part of a cabinet type air conditioner indoor unit is uneven is solved. The first aspect of the embodiment of the invention provides a cabinet type air conditioner indoor unit, which comprises a shell and a cross-flow fan component; an accommodating cavity is formed in the shell, and an air conditioner air outlet and an air conditioner air inlet which are communicated with the accommodating cavity are formed in the cavity wall of the shell; the cross-flow fan component is arranged in the accommodating cavity and comprises a fan shell, a wind wheel and a first motor; the fan shell is internally provided with an installation cavity, the fan shell is also provided with a fan air inlet and a fan air outlet channel which are communicated with the installation cavity, the fan air inlet is arranged opposite to the air inlet of the air conditioner, the fan air outlet channel is provided with a large-end opening and a small-end opening, the inner diameter of the fan air outlet channel is gradually increased from the small-end opening to the large-end opening, the large-end opening of the fan air outlet channel is arranged opposite to the air outlet of the air conditioner, the fan shell is also provided with a shielding part which is positioned in the fan air outlet channel, and the shielding part is close to the large-end opening; the wind wheel is positioned in the mounting cavity, and two ends of the wind wheel are rotationally connected with the fan shell; the first motor is in transmission connection with the wind wheel.
In the preferred technical scheme of the indoor unit of the cabinet air conditioner, the fan casing comprises a first mounting plate, a second mounting plate, a volute and a volute tongue, the first mounting plate and the second mounting plate are arranged oppositely, the volute and the volute tongue are both mounted between the first mounting plate and the second mounting plate, and the volute, the volute tongue, the first mounting plate and the second mounting plate enclose a mounting cavity, a fan air outlet channel and a fan air inlet; the shielding part is arranged on the first mounting plate and protrudes towards the second mounting plate, and the shielding part is positioned between the volute casing and the volute tongue.
In the preferable technical scheme of the indoor unit of the cabinet air conditioner, the volute comprises an arc-shaped section and a straight section arranged on one side of the arc-shaped section, the central axis of the arc-shaped section is superposed with the central axis of the wind wheel, the arc-shaped section is arranged around the outer side of the wind wheel, the straight section is arranged opposite to the volute tongue, and the straight section, the volute tongue, the first mounting plate and the second mounting plate are enclosed to form a fan air outlet channel; the shielding part is arranged between the volute tongue and the flat straight section.
In the preferable technical scheme of the cabinet air-conditioner indoor unit, the surface of the shielding part facing the second mounting plate is an arc surface.
In the above-mentioned cabinet air-conditioner indoor unit, the shielding part is provided with a recessed part, an opening of the recessed part deviates from the second mounting plate, and the recessed part is recessed toward the second mounting plate.
In the preferable technical scheme of the cabinet air-conditioner indoor unit, the shielding part is also provided with an avoiding hole, and the depth direction of the avoiding hole is parallel to the central line of the wind wheel; the cabinet air-conditioner indoor unit also comprises an air deflector component, the air deflector component is arranged on the fan shell, and the air deflector component comprises a transverse air deflector, an operating rod and a second motor; the second motor is arranged in the concave part; the operating rod is arranged between the first mounting plate and the second mounting plate, the first end of the operating rod is inserted into the avoiding hole and extends out of the mounting cavity, the first end of the operating rod is in transmission connection with a motor shaft of the second motor, and the operating rod linearly moves along the hole depth direction of the avoiding hole; the first end of the transverse air deflector is rotatably connected with the volute tongue, and the second end of the transverse air deflector is fixedly connected with the operating rod.
In the preferable technical scheme of the cabinet air-conditioning indoor unit, the air deflector component further comprises a crank and a connecting rod, the crank and the connecting rod are arranged in the concave part, and the first end of the crank is rotatably connected with the first end of the connecting rod; a motor shaft of the second motor is rotatably connected with the second end of the crank, and the second end of the connecting rod is rotatably connected with the operating rod.
In the preferable technical scheme of the indoor unit of the cabinet air conditioner, the operating rod is provided with a plug hole, the transverse air deflector is provided with a plug column corresponding to the plug hole, and the plug column is inserted in the plug hole.
In the preferred technical scheme of the indoor unit of the cabinet air conditioner, the shell further comprises a base, a top cover arranged opposite to the base, a stand column arranged between the top cover and the base, and a front panel and a back plate arranged on the stand column, wherein the front panel and the back plate are enclosed to form an accommodating cavity, the front panel is provided with an air conditioner air outlet, and the back plate is provided with an air conditioner air inlet; the first mounting plate and the second mounting plate are fixed on the upright post.
A second aspect of the present invention provides a cabinet air conditioner, which includes the indoor unit of the cabinet air conditioner and an outdoor unit of the cabinet air conditioner used in cooperation with the indoor unit of the cabinet air conditioner.
The indoor unit of the cabinet air conditioner and the cabinet air conditioner comprising the indoor unit of the cabinet air conditioner are characterized in that an accommodating cavity is formed in a shell, an air conditioner air outlet and an air conditioner air inlet which are communicated with the accommodating cavity are formed in the wall of the shell, a cross-flow fan component is arranged in the accommodating cavity, an installation cavity is formed in a fan shell of the cross-flow fan component, a rotatable wind wheel is arranged in the installation cavity, the fan shell is provided with a fan air inlet and a fan air outlet channel which are communicated with the installation cavity, the fan air inlet is communicated with the air conditioner air inlet, the fan air outlet channel is communicated with the air conditioner air outlet, a first motor of the cross-flow fan component is in transmission connection with the wind wheel, when the first motor runs, the wind wheel rotates, indoor air enters the installation cavity from the air conditioner air inlet through the fan air inlet and is exhausted to the outside from the air conditioner air outlet through the fan air outlet channel, so that the internal circulation of the indoor air is realized, and the functions of refrigeration, heating, dehumidification and the like are realized by matching with a heat exchanger arranged in the shell; still be provided with on the fan casing and be located the fan air-out duct, and be close to main aspects open-ended occlusion part, occlusion part has reduced the main aspects open-ended actual air-out area of fan air-out duct, the wind speed of air current at the main aspects open position of fan air-out duct has been increased, the probability that the wind speed was zero appears in the main aspects open position of fan air-out duct in the air current has been reduced, and then reduce the outer highly-compressed air of fan casing under the effect of atmospheric pressure difference, get into the probability of installation cavity from the fan air-out duct, make the air output of fan air outlet stable even.
Drawings
In the following, preferred embodiments of a cabinet air conditioner indoor unit and a cabinet air conditioner according to embodiments of the present invention will be described with reference to the accompanying drawings. The attached drawings are as follows:
FIG. 1 is a schematic view of a cabinet air conditioner indoor unit according to an embodiment of the present invention;
FIG. 2 is an assembly view of the base, the upright, the first mounting plate, and the second mounting plate of an embodiment of the present invention;
FIG. 3 is a first schematic structural view of a crossflow blower component of an embodiment of the present invention;
FIG. 4 is a schematic assembly view of the base, uprights, crossflow blower components and heat exchanger in an embodiment of the present invention;
FIG. 5 is a schematic structural view of a crossflow blower component and an air deflection component of an embodiment of the present invention;
FIG. 6 is an exploded view of crossflow blower components of an embodiment of the present invention;
FIG. 7 is an exploded view of crossflow blower components of an embodiment of the present invention;
FIG. 8 is an exploded view of crossflow blower components of an embodiment of the present invention;
FIG. 9 is an enlarged view at A in FIG. 5;
FIG. 10 is a second schematic structural view of a crossflow blower component of an embodiment of the present invention.
In the drawings:
100: a housing; 101: an accommodating cavity;
102: an air inlet of an air conditioner; 103: a base;
104: a column; 105: a back panel;
200: a crossflow blower component; 201: a fan housing;
202: a wind wheel; 203: a first motor;
204: a mounting cavity; 205: a fan air outlet channel;
206: a first mounting plate; 207: a second mounting plate;
208: a volute; 209: a volute tongue;
210: an arc-shaped section; 211: a straight section;
212: a shielding portion; 213: a recessed portion;
214: avoiding holes; 300: a heat exchanger;
400: an air deflector component; 401: a transverse air deflector;
402: an operating lever; 403: a second motor;
404: inserting holes; 405: inserting the columns;
406: a crank; 407: a connecting rod.
Detailed Description
First, it should be understood by those skilled in the art that these embodiments are merely for explaining the technical principles of the present invention, and are not intended to limit the scope of the present invention. And can be adjusted as needed by those skilled in the art to suit particular applications.
Next, it should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "inside", "outside", and the like are based on the direction or positional relationship shown in the drawings, which are merely for convenience of description, and do not indicate or imply that a device or a member must have a specific orientation, be configured in a specific orientation, and operate, and thus, should not be construed as limiting the present invention.
Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; the two components can be directly connected or indirectly connected through an intermediate medium, and the two components can be communicated with each other. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
A cabinet air conditioner according to the related art, wherein an indoor unit of the cabinet air conditioner includes a casing and a cross-flow fan unit disposed inside the casing, the casing is provided with an air inlet and an air outlet, the cross-flow fan unit includes a fan housing and a wind wheel disposed in the fan housing, the fan housing has a fan inlet disposed opposite to the air inlet and a trumpet-shaped fan outlet, a large-end opening of the fan outlet is a terminal end and disposed opposite to the air outlet, and when the wind wheel rotates, indoor air enters the fan housing from the air inlet through the fan inlet and is discharged from the air outlet through the fan outlet to form an air flow. However, when the speed of the airflow at the large-end opening position of the fan air outlet channel is close to or equal to zero, because the air pressure outside the fan casing opposite to the fan air outlet channel is high, the air outside the fan casing can enter the fan casing from the fan air outlet channel under the action of the air pressure difference, and the problem of reverse suction is generated.
In order to solve the problem that the air output of the air outlet channel of the fan is uneven in the related art, in the indoor unit of the cabinet air conditioner provided by the embodiment of the invention, the shielding part which is positioned in the air outlet channel of the fan is arranged on the casing of the fan and is close to the large-end opening of the air outlet channel of the fan, so that the actual air outlet area of the large-end opening of the air outlet channel of the fan is reduced by the shielding part, the air speed of the air flow at the large-end opening position of the air outlet channel of the fan is increased, the probability that the air speed of the air flow is zero at the large-end opening position of the air outlet channel of the fan is reduced, the probability that high-pressure air outside the casing of the fan enters the installation cavity from the air outlet channel of the fan under the action of air pressure difference is further reduced, and the air output of the air outlet of the fan is stable and even.
The cabinet air-conditioning indoor unit of the embodiment of the invention generally needs to be matched with the cabinet air-conditioning indoor unit for use, wherein the cabinet air-conditioning indoor unit is generally arranged indoors when in use, and the cabinet air-conditioning outdoor unit is generally arranged outdoors when in use.
Referring to fig. 1, 2, 3, 4 and 5, a cabinet air conditioner indoor unit according to an embodiment of the present invention includes a casing 100, a cross-flow fan unit 200, a heat exchanger 300 and an air guide plate unit 400; an accommodating cavity 101 is formed in the casing 100, the cross-flow fan part 200 is arranged in the accommodating cavity 101, and the casing 100 is used for providing an installation space and an installation reference of the cross-flow fan part 200 and protecting the cross-flow fan part 200; the cross-flow fan unit 200 is used to drive the airflow to flow such that the airflow passes through the heat exchanger 300 inside the casing 100, thereby performing heating, cooling, or dehumidifying processes on the airflow passing through the heat exchanger 300. The heat exchanger 300 is used to perform a heat treatment on air entering the housing 100, the heat treatment being a heating or cooling treatment on the air. The air guide plate part 400 is used for adjusting the air outlet direction of the air discharged from the cross flow fan part 200, thereby improving experience.
The structure of the housing 100 will be described in detail with reference to the accompanying drawings.
Referring to fig. 1, 2, 3 and 4, a housing cavity 101 is formed inside the housing 100, an air conditioner outlet and an air conditioner inlet 102 are formed on a cavity wall of the housing 100 and communicated with the housing cavity 101, the housing cavity 101 is used for placing a cross-flow fan assembly 200 and a heat exchanger 300, the air conditioner inlet 102 is used for allowing indoor air to enter the housing 100 when the cross-flow fan assembly 200 operates, and the air conditioner outlet is used for allowing air inside the housing 100 to be exhausted out of the housing 100 to reach an indoor environment when the cross-flow fan assembly 200 operates.
Referring to fig. 1 and 2, the casing 100 further includes a base 103, a top cover disposed opposite the base 103, a pillar 104 disposed between the top cover and the base 103, and a front panel and a back panel 105 disposed on the pillar 104; the base 103 is positioned at the bottom end of the shell 100, and the top cover is positioned at the top end of the shell 100; the number of the columns 104 may be three as shown in the embodiment of fig. 2, and both ends of each column 104 are fixed to the base 103 and the top cover respectively; the front panel and the back panel 105 enclose and close to form the accommodating cavity 101, the front panel and the back panel 105 can be pre-fixed on the upright post 104 in a clamping mode, and then are fastened on the upright post 104 in a threaded connection mode, the front panel is provided with an air conditioner air outlet, and the back panel 105 is provided with an air conditioner air inlet 102.
The structure of crossflow blower unit 200 will now be described in detail with reference to the accompanying drawings.
Referring to fig. 2 and 3, a cross-flow fan assembly 200 is disposed in the accommodating cavity 101, the cross-flow fan assembly 200 includes a fan housing 201, a wind wheel 202, and a first motor 203, the fan housing 201 is used for providing an installation space for the wind wheel 202 and providing an installation reference for the wind wheel 202 and the first motor 203, the first motor 203 is used for driving the wind wheel 202 to rotate, and the wind wheel 202 is used for disturbing airflow movement by rotation.
Referring to fig. 1, fig. 3 and fig. 6, an installation cavity 204 is disposed inside the fan housing 201, the installation cavity 204 is used for installing the wind wheel 202, the fan housing 201 is further provided with a fan air inlet and a fan air outlet channel 205 which are communicated with the installation cavity 204, the fan air inlet is disposed opposite to the air conditioner air inlet 102, the fan air outlet channel 205 has a large end opening and a small end opening, the small end opening of the fan air outlet channel 205 is close to the wind wheel 202, the large end opening of the fan air outlet channel 205 is far away from the wind wheel 202, an inner diameter of the fan air outlet channel 205 gradually increases from the small end opening to the large end opening, and the large end opening of the fan air outlet channel 205 is disposed opposite to the air conditioner air outlet.
Referring to fig. 2, fig. 3 and fig. 6, the blower housing 201 includes a first mounting plate 206, a second mounting plate 207, a volute 208 and a volute tongue 209, the first mounting plate 206 and the second mounting plate 207 are disposed oppositely, the volute 208 and the volute tongue 209 are both mounted between the first mounting plate 206 and the second mounting plate 207, and the volute 208, the volute tongue 209, the first mounting plate 206 and the second mounting plate 207 enclose a mounting cavity 204, a blower air outlet channel 205 and a blower air inlet; a first mounting plate 206 and a second mounting plate 207 are secured to the upright 104.
Referring to fig. 3, 7 and 8, the volute 208 includes an arc-shaped section 210 and a straight section 211 disposed on one side of the arc-shaped section 210, a central axis of the arc-shaped section 210 coincides with a central axis of the wind wheel 202, the arc-shaped section 210 is disposed around an outer side of the wind wheel 202, the straight section 211 is disposed opposite to the volute tongue 209, and the straight section 211, the volute tongue 209, the first mounting plate 206 and the second mounting plate 207 enclose to form the fan air outlet channel 205.
Referring to fig. 3, 6 and 8, a shielding portion 212 is further disposed in the fan air outlet duct 205, the shielding portion 212 is close to the large-end opening, the shielding portion 212 can reduce an actual air outlet area at the large-end opening position of the fan air outlet duct 205, so that the air speed at the large-end opening position of the fan air outlet duct 205 is high, the probability that the air speed at the large-end opening position of the fan air outlet duct 205 is zero is reduced, the probability that air flow enters the installation cavity 204 from the fan air outlet duct 205 due to air pressure difference is reduced, and the air output of the large-end opening of the fan air outlet duct 205 is stable and uniform.
Referring to fig. 3 and 8, the shielding portion 212 is disposed on the first mounting plate 206, the shielding portion 212 protrudes toward the second mounting plate 207, and the shielding portion 212 is located between the volute 208 and the volute tongue 209, so that the shielding portion 212 shields a partial area of the top side of the large end opening of the fan outlet 205, and further reduces an actual air outlet area of the large end opening of the fan outlet 205.
Referring to fig. 3 and 8, the surface of the shielding portion 212 facing the second mounting plate 207 is an arc surface, so that when the wind wheel 202 operates, the airflow is discharged from the small end opening of the fan outlet channel 205 through the shielding portion 212 and from the large end opening of the fan outlet channel 205, and the airflow flows more smoothly.
Referring to fig. 7, 8 and 9, the shielding portion 212 is provided with a recessed portion 213, an opening of the recessed portion 213 is away from the second mounting plate 207, the recessed portion 213 is recessed toward the second mounting plate 207, and a depth of the recessed portion 213 may be 12mm. The provision of the recess 213 in the shielding portion 212 not only reduces material consumption and material cost, but also provides a space for mounting the second motor 403, the crank 406, the link 407, and the first end of the operating lever 402, which will be described later.
Referring to fig. 8, 9 and 10, the blocking portion 212 is further provided with an avoiding hole 214, a hole depth direction of the avoiding hole 214 is parallel to a center line of the wind wheel 202, the avoiding hole 214 is located at the bottom of the recess 213 shown in fig. 9, a hole diameter of the avoiding hole 214 is generally larger than a rod diameter of the operation rod 402, the avoiding hole 214 is used for avoiding a first end of the operation hole, and thus when the operation rod 402 moves in a vertical direction, interference between the operation rod 402 and the first mounting plate 206 is avoided.
Referring to fig. 3, fig. 6 and fig. 8, the wind wheel 202 is located in the installation cavity 204, and two ends of the wind wheel 202 are rotatably connected to the blower housing 201, so that the wind wheel 202 is installed in the installation cavity 204, and the wind wheel 202 can rotate in the installation cavity 204, so that the wind wheel 202 rotates, and airflow enters the installation cavity 204 through the blower inlet and is discharged from the blower outlet channel 205.
Referring to fig. 3, 5 and 6, the first motor 203 is in transmission connection with the wind wheel 202, a housing of the first motor 203 may be disposed outside the mounting cavity 204 and may be fixed on the first mounting plate 206, and a terminal of a motor shaft of the first motor 203 may be mounted on the first mounting plate 206 in a penetrating manner and extend into the mounting cavity 204 to be connected with the wind wheel 202, so that the first motor 203 operates, and the motor shaft of the first motor 203 drives the wind wheel 202 to rotate, so that an airflow enters the mounting cavity 204 through a fan inlet and is discharged from the fan outlet channel 205.
The heat exchanger 300 will be described in detail with reference to the accompanying drawings.
Referring to fig. 1, fig. 2, fig. 3 and fig. 4, the heat exchanger 300 is disposed between the fan casing 201 and the housing 100, and the heat exchanger 300 covers the fan inlet, so that the air flow enters the accommodating chamber 101 from the air conditioner inlet 102, is subjected to heat treatment by the heat exchanger 300, and then enters the installation chamber 204 of the fan casing 201 through the fan inlet.
The air deflection member 400 will be described in detail with reference to the accompanying drawings.
Referring to fig. 5, 6 and 9, the air guiding plate assembly 400 is disposed on the fan housing 201, the air guiding plate assembly 400 includes a transverse air guiding plate 401, an operating rod 402 and a second motor 403, the second motor 403 is disposed in the recess 213, the second motor 403 is used for driving the operating rod 402 to move in a vertical direction, the operating rod 402 is used for transmitting the movement to the transverse air guiding plate 401, and the transverse air guiding plate 401 is used for adjusting a flow direction of air discharged from the fan outlet 205.
Referring to fig. 5, 6 and 9, the operating rod 402 is disposed between the first mounting plate 206 and the second mounting plate 207, and a first end of the operating rod 402 is inserted into the avoiding hole 214 and extends out of the mounting cavity 204, the first end of the operating rod 402 is in transmission connection with a motor shaft of the second motor 403, and the operating rod 402 moves linearly along a hole depth direction of the avoiding hole 214.
Referring to fig. 9, the operating rod 402 is provided with inserting holes 404, the inserting holes 404 are disposed corresponding to the transverse air deflectors 401, the number of the inserting holes 404 is equal to the number of the transverse air deflectors 401, and the inserting holes 404 are used for fixing the transverse air deflectors 401 on the operating rod 402, so that when the operating rod 402 moves, the air guiding surface of the transverse air deflectors 401 can be adjusted.
Referring to fig. 3 and 9, a first end of the transverse air guiding plate 401 is rotatably connected to the volute tongue 209, a second end of the transverse air guiding plate 401 is fixedly connected to the operating rod 402, when the second motor 403 operates, a motor shaft of the second motor 403 drives the operating rod 402 to move in a vertical direction, so that the second end of the transverse air guiding plate 401 rotates around the first end of the transverse air guiding plate 401 to adjust an air guiding surface of the transverse air guiding plate 401, and further change an air outlet direction of the air flow of the fan air outlet duct 205.
Referring to fig. 3 and 9, the number of the transverse air deflectors 401 is equal to the number of the inserting holes 404, each transverse air deflector 401 is provided with an inserting column 405 corresponding to the corresponding inserting hole 404, and the inserting column 405 is inserted into the inserting hole 404, so that the second end of the transverse air deflector 401 is reliably fixed to the operating rod 402, when the second motor 403 operates, the operating rod 402 moves in the vertical direction, the second end of the transverse air deflector 401 rotates around the first end of the transverse air deflector 401, the air guiding surface of the transverse air deflector 401 is adjusted, and the air outlet direction of the air flow of the fan air outlet duct 205 is changed.
Referring to fig. 9, the air guiding plate 400 further includes a crank 406 and a connecting rod 407, the crank 406 and the connecting rod 407 are disposed in the recess 213, a first end of the crank 406 is rotatably connected to a first end of the connecting rod 407, a motor shaft of the second motor 403 is rotatably connected to a second end of the crank 406, and a second end of the connecting rod 407 is rotatably connected to the operating rod 402, such that rotation of the motor shaft of the second motor 403 is converted into vertical movement of the operating rod 402 through the crank 406 and the connecting rod 407, thereby enabling the second end of the transverse air guiding plate 401 to rotate around the first end of the transverse air guiding plate 401, further adjusting an air guiding surface of the transverse air guiding plate 401, and changing an air outlet direction of the air flow of the fan air outlet duct 205. The crank 406, the connecting rod 407, the second motor 403, the operating rod 402 and the worm link 209 together form a crank-slider mechanism.
The invention relates to a cabinet air-conditioning indoor unit, wherein a containing cavity 101 is arranged in a shell 100, an air-conditioning air outlet and an air-conditioning air inlet 102 which are communicated with the containing cavity 101 are arranged on the wall of the shell 100, a cross-flow fan component 200 is arranged in the containing cavity 101, a mounting cavity 204 is arranged in a fan shell 201 of the cross-flow fan component 200, a rotatable wind wheel 202 is arranged in the mounting cavity 204, the fan shell 201 is provided with a fan air inlet and a fan air outlet channel 205 which are communicated with the mounting cavity 204, the fan air inlet is communicated with the air-conditioning air inlet 102, the fan air outlet channel 205 is communicated with the air-conditioning air outlet, a first motor 203 of the cross-flow fan is in transmission connection with the wind wheel 202, when the first motor 203 runs, the wind wheel 202 rotates, indoor air enters the mounting cavity 204 from the air-conditioning air inlet 102 and is discharged to the outside from the air-conditioning air outlet through the fan air outlet channel 205, thus, the internal circulation of the indoor air is realized, and the functions of refrigeration, heating, dehumidification and the like are realized by matching with a heat exchanger 300 arranged in the shell.
In the cabinet air-conditioner indoor unit, the fan casing 201 is further provided with the shielding part 212 which is positioned in the fan outlet channel 205 and is close to the large-end opening, the shielding part 212 reduces the actual air outlet area of the large-end opening of the fan outlet channel 205, increases the air speed of the air flow at the large-end opening position of the fan outlet channel 205, reduces the probability that the air speed is zero at the large-end opening position of the fan outlet channel 205, further reduces the probability that high-pressure air outside the fan casing 201 enters the installation cavity 204 from the fan outlet channel 205 under the action of air pressure difference, and ensures that the air outlet quantity of the fan air outlet is stable and uniform.
In the cabinet air conditioner indoor unit, the large-end opening of the fan air outlet channel 205 is arranged opposite to the air conditioner air outlet, and the shielding part 212 positioned on the fan air outlet channel 205 is arranged on the fan shell 201, so that the problem of condensation on the front panel can be solved.
The embodiment of the invention also provides a cabinet air conditioner, which comprises the cabinet air conditioner indoor unit and a cabinet air conditioner outdoor unit matched with the cabinet air conditioner indoor unit for use.
The cabinet air conditioner provided by the embodiment of the invention is provided with the cabinet air conditioner indoor unit, so that the shielding part 212 reduces the actual air outlet area of the large-end opening of the fan air outlet channel 205, increases the air speed of the air flow at the large-end opening position of the fan air outlet channel 205, reduces the probability of zero air speed of the air flow at the large-end opening position of the fan air outlet channel 205, further reduces the probability of high-pressure air outside the fan shell 201 entering the installation cavity 204 from the fan air outlet channel 205 under the action of air pressure difference, and ensures that the air outlet quantity of the fan air outlet is stable and uniform.
So far, the technical solutions of the present invention have been described in connection with the preferred embodiments shown in the drawings, but it is apparent to those skilled in the art that the scope of the present invention is not limited to these specific embodiments. Equivalent changes or substitutions of related technical features can be made by those skilled in the art without departing from the principle of the invention, and the technical scheme after the changes or substitutions can fall into the protection scope of the invention.
Claims (7)
1. A cabinet type air conditioner indoor unit is characterized by comprising a shell and a cross flow fan component;
an accommodating cavity is formed in the shell, and an air conditioner air outlet and an air conditioner air inlet which are communicated with the accommodating cavity are formed in the cavity wall of the shell;
the cross-flow fan component is arranged in the accommodating cavity and comprises a fan shell, a wind wheel and a first motor;
the fan casing is internally provided with an installation cavity, the fan casing is also provided with a fan air inlet and a fan air outlet channel which are communicated with the installation cavity, the fan air inlet is arranged opposite to the air conditioner air inlet, the fan air outlet channel is provided with a large-end opening and a small-end opening, the inner diameter of the fan air outlet channel is gradually increased from the small-end opening to the large-end opening, the large-end opening of the fan air outlet channel is arranged opposite to the air conditioner air outlet, the fan casing is also provided with a shielding part positioned in the fan air outlet channel, and the shielding part is close to the large-end opening;
the wind wheel is positioned in the mounting cavity, and two ends of the wind wheel are rotationally connected with the fan shell;
the first motor is in transmission connection with the wind wheel;
the fan casing comprises a first mounting plate, a second mounting plate, a volute and a volute tongue, the first mounting plate and the second mounting plate are arranged oppositely, the volute and the volute tongue are both mounted between the first mounting plate and the second mounting plate, and the volute, the volute tongue, the first mounting plate and the second mounting plate enclose the mounting cavity, the fan air outlet channel and the fan air inlet;
the shielding part is arranged on the first mounting plate, protrudes towards the second mounting plate and is positioned between the volute casing and the volute tongue;
the surface of the shielding part facing the second mounting plate is an arc-shaped surface;
the shielding part is provided with a recessed part, the opening of the recessed part deviates from the second mounting plate, and the recessed part is recessed towards the second mounting plate.
2. The cabinet air-conditioner indoor unit according to claim 1, wherein the volute comprises an arc-shaped section and a straight section arranged at one side of the arc-shaped section, the central axis of the arc-shaped section coincides with the central axis of the wind wheel, the arc-shaped section is arranged around the outer side of the wind wheel, the straight section is arranged opposite to the volute tongue, and the straight section, the volute tongue, the first mounting plate and the second mounting plate are enclosed to form the fan air outlet channel;
the blocking portion is arranged between the volute tongue and the straight section.
3. The cabinet air-conditioner indoor unit according to claim 2, wherein the shielding portion is further provided with an avoiding hole, and the depth direction of the avoiding hole is parallel to the center line of the wind wheel;
the cabinet air-conditioner indoor unit also comprises an air deflector component, the air deflector component is arranged on the fan shell, and the air deflector component comprises a transverse air deflector, an operating rod and a second motor; the second motor is arranged in the concave part; the operating rod is arranged between the first mounting plate and the second mounting plate, the first end of the operating rod is inserted into the avoidance hole and extends out of the mounting cavity, the first end of the operating rod is in transmission connection with a motor shaft of the second motor, and the operating rod moves linearly along the hole depth direction of the avoidance hole; the first end of the transverse air deflector is rotatably connected with the volute tongue, and the second end of the transverse air deflector is fixedly connected with the operating rod.
4. The cabinet air-conditioner indoor unit according to claim 3, wherein the air deflector member further comprises a crank and a connecting rod, the crank and the connecting rod are disposed in the recess, and a first end of the crank is rotatably connected to a first end of the connecting rod;
and a motor shaft of the second motor is rotationally connected with the second end of the crank, and the second end of the connecting rod is rotationally connected with the operating rod.
5. The cabinet air-conditioner indoor unit according to claim 3 or 4, wherein the operation rod is provided with an insertion hole, the transverse air deflector is provided with an insertion column corresponding to the insertion hole, and the insertion column is inserted into the insertion hole.
6. The cabinet air-conditioning indoor unit of any one of claims 1 to 2, wherein the casing further comprises a base, a top cover arranged opposite to the base, a column arranged between the top cover and the base, and a front panel and a back panel arranged on the column, the front panel and the back panel enclosing the accommodating chamber, the front panel being provided with the air-conditioning outlet, and the back panel being provided with the air-conditioning inlet;
the first mounting plate and the second mounting plate are fixed on the upright post.
7. A packaged air-conditioner comprising the indoor unit of a packaged air-conditioner according to any one of claims 1 to 6 and an outdoor unit of a packaged air-conditioner for use with the indoor unit of a packaged air-conditioner.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110458481.0A CN113465030B (en) | 2021-04-27 | 2021-04-27 | Cabinet air conditioner indoor unit and cabinet air conditioner |
| PCT/CN2021/129209 WO2022227476A1 (en) | 2021-04-27 | 2021-11-08 | Cabinet air conditioner indoor unit and cabinet air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110458481.0A CN113465030B (en) | 2021-04-27 | 2021-04-27 | Cabinet air conditioner indoor unit and cabinet air conditioner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113465030A CN113465030A (en) | 2021-10-01 |
| CN113465030B true CN113465030B (en) | 2022-11-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110458481.0A Active CN113465030B (en) | 2021-04-27 | 2021-04-27 | Cabinet air conditioner indoor unit and cabinet air conditioner |
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| Country | Link |
|---|---|
| CN (1) | CN113465030B (en) |
| WO (1) | WO2022227476A1 (en) |
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| CN113465030B (en) * | 2021-04-27 | 2022-11-18 | 青岛海尔空调器有限总公司 | Cabinet air conditioner indoor unit and cabinet air conditioner |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109489122A (en) * | 2018-12-21 | 2019-03-19 | 奥克斯空调股份有限公司 | Vertical air conditioner cabinet and air conditioner |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010133656A (en) * | 2008-12-05 | 2010-06-17 | Sharp Corp | Indoor unit of air conditioner |
| CN104807080B (en) * | 2014-08-29 | 2017-08-01 | 青岛海尔空调器有限总公司 | A kind of wall-hanging indoor unit of air conditioner |
| CN104197419B (en) * | 2014-09-11 | 2017-02-15 | 美的集团武汉制冷设备有限公司 | Cabinet type air conditioner indoor unit |
| US10697656B2 (en) * | 2015-03-05 | 2020-06-30 | Vornado Air, Llc | Air circulator with vein control system |
| CN105091100B (en) * | 2015-07-30 | 2018-06-22 | 青岛海尔空调器有限总公司 | Vertical air conditioner with pendulum leaf |
| CN107588458B (en) * | 2017-09-06 | 2023-06-30 | 青岛海尔空调器有限总公司 | Indoor unit of vertical air conditioner |
| CN209459079U (en) * | 2018-12-13 | 2019-10-01 | 青岛海尔空调器有限总公司 | Air conditioner indoor unit |
| CN211822729U (en) * | 2020-02-21 | 2020-10-30 | 青岛海尔空调器有限总公司 | Air conditioner indoor unit and air duct structure thereof |
| CN112539470A (en) * | 2020-12-28 | 2021-03-23 | 珠海格力电器股份有限公司 | Indoor unit and air conditioner with same |
| CN113465030B (en) * | 2021-04-27 | 2022-11-18 | 青岛海尔空调器有限总公司 | Cabinet air conditioner indoor unit and cabinet air conditioner |
-
2021
- 2021-04-27 CN CN202110458481.0A patent/CN113465030B/en active Active
- 2021-11-08 WO PCT/CN2021/129209 patent/WO2022227476A1/en active Application Filing
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109489122A (en) * | 2018-12-21 | 2019-03-19 | 奥克斯空调股份有限公司 | Vertical air conditioner cabinet and air conditioner |
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| WO2022227476A1 (en) | 2022-11-03 |
| CN113465030A (en) | 2021-10-01 |
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