CN110594857A - Indoor unit of air conditioner - Google Patents
Indoor unit of air conditioner Download PDFInfo
- Publication number
- CN110594857A CN110594857A CN201810517101.4A CN201810517101A CN110594857A CN 110594857 A CN110594857 A CN 110594857A CN 201810517101 A CN201810517101 A CN 201810517101A CN 110594857 A CN110594857 A CN 110594857A
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- China
- Prior art keywords
- indoor unit
- main body
- panel
- unit main
- sub
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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
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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
- F24F1/0029—Axial 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
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/20—Casings or covers
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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
- F24F13/30—Arrangement or mounting of heat-exchangers
Abstract
An indoor unit of an air conditioner is capable of reducing the influence of external dust on components such as an axial flow fan and a heat exchanger arranged on a main body of the indoor unit. The air-conditioning indoor unit comprises an indoor unit main body, wherein the side surface of the indoor unit main body is provided with an air inlet, the bottom surface of the indoor unit main body is provided with an air outlet, the indoor unit main body is provided with an axial flow fan and a heat exchanger surrounding the axial flow fan, the air-conditioning indoor unit further comprises a decoration panel, and the decoration panel is arranged on the outer side surface of the indoor unit main body in a mode of at least partially surrounding the indoor unit main body.
Description
Technical Field
The invention relates to the field of air conditioners, in particular to an air conditioner indoor unit comprising an indoor unit main body with an air inlet on the side surface and an air outlet on the bottom surface.
Background
Conventionally, there is a ceiling-mounted type air conditioning indoor unit including: an indoor unit main body installed on a back surface of the ceiling; and the air outlet panel is arranged below the indoor unit main body and is exposed out of the suspended ceiling. The indoor unit main body has an air inlet on a side surface thereof and an air outlet on a bottom surface thereof, and has a casing having a frame structure, the casing having a top plate, a bottom frame, and a plurality of columns, wherein the columns connect the top plate and the bottom frame so as to be perpendicular to the top plate and the bottom frame, and a fan, a heat exchanger, a filter screen, and the like are provided in the casing. And the air outlet panel is arranged on the bottom surface of the indoor unit main body.
However, in the air conditioning indoor unit described above, since the indoor unit main body has the casing having the frame structure as described above, and the components such as the fan, the heat exchanger, and the screen provided in the indoor unit main body are completely exposed to the outside, particularly when the air conditioning indoor unit is applied to a place where a ceiling is not provided, the components such as the fan, the heat exchanger, and the screen are likely to deposit dust, and the operating efficiency of the air conditioning indoor unit is likely to be lowered.
Disclosure of Invention
The present invention has been made to solve the above problems, and an object of the present invention is to provide an air conditioning indoor unit capable of reducing the influence of external dust on components such as a fan and a heat exchanger provided in an indoor unit main body.
In order to achieve the above object, the present invention provides an indoor unit of an air conditioner, including an indoor unit main body having an air inlet on a side surface and an air outlet on a bottom surface, the indoor unit main body being provided with an axial flow fan and a heat exchanger surrounding the axial flow fan, wherein the indoor unit of the air conditioner further includes a decorative panel provided on an outer side surface of the indoor unit main body in a manner of at least partially surrounding the indoor unit main body.
According to the air conditioning indoor unit of the present invention, since the decorative panel is provided on the outer side surface of the indoor unit main body so as to at least partially surround the indoor unit main body, it is possible to reduce the influence of external dust on the components such as the axial flow fan and the heat exchanger provided in the indoor unit main body by the decorative panel, and particularly, when the air conditioning indoor unit is applied to a place where a ceiling is not provided, it is possible to prevent the operating efficiency of the air conditioning indoor unit from being lowered by dust accumulated in the components such as the axial flow fan and the heat exchanger, and to prevent the components such as the axial flow fan and the heat exchanger from being completely exposed to the outside to affect the appearance, and to prevent the life of the components from being shortened by biting of insects, mice, or the like on the axial flow fan and the heat exchanger exposed.
In the air conditioning indoor unit according to the present invention, it is preferable that the indoor unit main body has a plurality of side surfaces, each of the side surfaces has the air inlet, and the heat exchanger is provided along a side surface of the indoor unit main body.
According to the air conditioning indoor unit of the present invention, it is possible to contribute to enhancing the overall air handling capacity and achieving miniaturization, and even in this case, it is possible to reduce the influence of external dust on the heat exchange efficiency of the heat exchanger by the decorative panel.
In the air conditioning indoor unit according to the present invention, the decorative panel is preferably assembled from a plurality of sub-panels.
According to the air conditioning indoor unit of the present invention, the decorative panel is divided into the plurality of sub-panels, so that the decorative panel can be easily transported and handled, and the processing can be simplified, and the assembly can be freely performed.
In the air conditioning indoor unit, the following structure may be adopted: the multiple sub-panels are a first sub-panel and a second sub-panel which can be detached, the first sub-panel is U-shaped and covers a first side face, a second side face and a third side face of the indoor unit main body, and the second sub-panel is planar and covers a fourth side face of the indoor unit main body.
According to the air conditioning indoor unit with the above-described structure, the four side surfaces of the indoor unit main body are covered with the decorative panel, so that the influence of external dust on the components such as the axial flow fan and the heat exchanger provided in the indoor unit main body can be more effectively reduced, and the assembly and disassembly can be simplified.
In the above case, the following structure may be further employed: the air conditioning indoor unit includes a refrigerant pipe that is drawn out from the fourth side surface of the indoor unit main body and passes through the second sub-panel, and the second sub-panel is configured by a plurality of portions that are joined together to form a through hole through which the refrigerant pipe passes.
According to the air conditioning indoor unit with the structure, even if the refrigerant pipe needs to pass through the decorative panel during installation, the operation can be conveniently carried out. Specifically, the structure in which the refrigerant pipe passes through the decorative panel can be formed only by assembling the remaining part of the second sub-panel from the side opposite to some of the parts of the second sub-panel after the parts are placed on the refrigerant pipe, and therefore, the operation can be performed easily.
In the air conditioning indoor unit, the following configuration may be adopted: the plurality of sub-panels are respectively planar and respectively cover a plurality of side faces of the indoor unit main body.
According to the air conditioning indoor unit having the above-described configuration, the decorative panel is detached into the plurality of sub-panels, so that the decorative panel can be easily carried and handled, and the decorative panel covers the plurality of side surfaces of the indoor unit main body, so that the influence of external dust on the components such as the axial flow fan and the heat exchanger provided in the indoor unit main body can be more effectively reduced.
In the above case, the following structure may be further employed: the indoor unit for air conditioning includes a refrigerant pipe that is drawn out from one side surface of the indoor unit main body and passes through the decorative panel, and at least one of the sub-panels is configured by a plurality of portions that are joined together to form a through hole through which the refrigerant pipe passes.
According to the air conditioning indoor unit with the structure, even if the refrigerant pipe needs to pass through the decorative panel during installation, the operation can be conveniently carried out. Specifically, since the structure in which the refrigerant pipe passes through the decorative panel can be formed only by assembling the remaining portions of a certain sub-panel from the side opposite to some of the portions of the sub-panel after the certain portion of the sub-panel is placed on the refrigerant pipe, the operation can be performed easily. Moreover, the refrigerant piping can be flexibly handled according to the position of the refrigerant piping.
In the air conditioning indoor unit according to the present invention, it is preferable that the indoor unit main body is provided with a filter screen, and the filter screen is located between the heat exchanger and the decorative panel.
According to the air conditioning indoor unit of the present invention, it is possible to further reduce the influence of external dust on the heat exchange efficiency of the heat exchanger provided in the indoor unit main body, and to protect the components located inside the indoor unit by using the filter screen.
In the air conditioning indoor unit according to the present invention, the decorative panel preferably has a grille structure. For example, the grille structure is arranged opposite to the air inlet of the indoor unit main body.
According to the air conditioning indoor unit of the present invention, even if the space between the decorative panel and the outer side surface of the indoor unit main body is set to be small, air can be blown toward the indoor unit main body through the grille structure of the decorative panel, that is, the air conditioning indoor unit contributes to reduction in the overall size.
In the air conditioning indoor unit according to the present invention, it is preferable that the air conditioning indoor unit includes a refrigerant pipe and/or an air duct, the refrigerant pipe is led out from one side surface of the indoor unit main body and passes through the decorative panel, and/or the air duct passes through the decorative panel.
In the air conditioning indoor unit according to the present invention, it is preferable that the indoor unit main body has a frame structure, and the decorative panel is connected to a member constituting the frame structure by a connector.
Here, the connecting member may be a screw, a bolt, a rivet, or the like, and the member constituting the frame structure may be a sheet metal member or an injection molded member.
According to the air conditioning indoor unit of the invention, even if the decoration panel is made of the material with low rigidity, the stability of the decoration panel in the installation state can be increased.
In the air conditioning indoor unit, the following structure may be adopted: the sections are joined by snap-fit structures.
According to the air conditioner indoor unit, the assembly and the separation of a plurality of parts can be conveniently carried out.
In the air conditioning indoor unit according to the present invention, it is preferable that the decorative panel is spaced apart from an outer surface of the indoor unit main body.
According to the air-conditioning indoor unit, air can be supplied to the indoor unit main body through the gap between the decoration panel and the outer side surface of the indoor unit main body, so that the pressure loss is reduced, and the air supply efficiency is improved.
In the air conditioning indoor unit according to the present invention, it is preferable that an air outlet panel is provided on a bottom surface of the indoor unit main body.
According to the air conditioning indoor unit of the present invention, it is possible to improve the aesthetic appearance, and to improve the comfort of the person in the air conditioning target space by guiding the airflow blown out toward the air conditioning target space by the air outlet panel.
In the air conditioning indoor unit according to the present invention, it is preferable that the indoor unit main body includes a casing having a top plate, a bottom frame, and a plurality of pillars, and the pillars connect the top plate and the bottom frame so as to intersect the top plate and the bottom frame.
In the air conditioning indoor unit according to the present invention, the decorative panel preferably has a duct connecting portion. Here, the duct connecting portion may be a cylindrical portion such as a cylinder or a square tube, or may have a connecting structure of another shape as long as the duct can be connected.
(effect of the invention)
According to the present invention, since the decoration panel is provided on the outer surface of the indoor unit main body so as to at least partially surround the indoor unit main body, it is possible to reduce the influence of external dust on the components such as the axial flow fan and the heat exchanger provided in the indoor unit main body by the decoration panel, and particularly, when the air conditioning indoor unit is applied to a place where a ceiling is not provided, it is possible to prevent the operating efficiency of the air conditioning indoor unit from being lowered by dust accumulated in the components such as the axial flow fan and the heat exchanger, and to prevent the components such as the axial flow fan and the heat exchanger from being completely exposed to the outside to affect the appearance, and to prevent the life of the components from being shortened by biting of insects, mice, or the like on the axial flow fan and the heat exchanger exposed to the outside or.
Drawings
Fig. 1 is a perspective view schematically showing an air conditioning indoor unit according to an embodiment of the present invention, in which illustration of an outlet panel and a ceiling panel is omitted.
Fig. 2 is a perspective view schematically showing a decorative panel included in an air conditioning indoor unit according to an embodiment of the present invention.
Fig. 3 is a plan view schematically showing a decorative panel included in an air conditioning indoor unit according to an embodiment of the present invention.
Fig. 4 is a side view schematically showing a decorative panel included in an air conditioning indoor unit according to an embodiment of the present invention, and mainly shows a structure of a first sub-panel.
Fig. 5A is a view schematically showing another side of the decorative panel included in the air conditioning indoor unit according to the embodiment of the present invention, and mainly shows the structure of the second sub-panel.
Fig. 5B is a side view schematically showing the structure of the first portion of the second sub-panel.
Fig. 5C is a side view schematically showing the structure of the second portion of the second sub-panel.
Fig. 6 is a perspective view schematically showing a splice structure of decorative panels included in the air conditioning indoor unit according to the present invention.
Fig. 7 is a perspective view schematically showing a modification of the decorative panel included in the air conditioning indoor unit according to the present invention.
Fig. 8 is another perspective view schematically showing a modification of the decorative panel included in the air conditioning indoor unit of the present invention, in which a part of the sub-panel is omitted.
(symbol description)
1 air-conditioning indoor unit
10 indoor set main body
11 axial flow fan
12 heat exchanger
13 filter screen
20 decorative panel
21 first sub-panel
22 second sub-panel
221 first part
2211 grid section
2212 splice
222 second part
TH through hole
SH screw hole
KK buckle
TT protruding strip
21A-24A sub-panel
21B, 24B sub-panel
CPA tubular portion
CPB tubular part
Detailed Description
Next, an air conditioning indoor unit according to an embodiment of the present invention will be described with reference to fig. 1 to 5C, in which fig. 1 is a perspective view schematically showing the air conditioning indoor unit according to the embodiment of the present invention, in which illustration of the outlet panel and the ceiling panel is omitted, fig. 2 is a perspective view schematically showing a decorative panel included in the air conditioning indoor unit according to the embodiment of the present invention, fig. 3 is a plan view schematically showing the decorative panel included in the air conditioning indoor unit according to the embodiment of the present invention, fig. 4 is a side view schematically showing the decorative panel included in the air conditioning indoor unit according to the embodiment of the present invention, and mainly shows a configuration of a first sub-panel, fig. 5A is a side view schematically showing another side view of the decorative panel included in the air conditioning indoor unit according to the embodiment of the present invention, and mainly shows a configuration of a second sub-panel, fig. 5B is a side view schematically, fig. 5C is a side view schematically showing the configuration of the second portion of the second sub-panel, and fig. 6 is a perspective view schematically showing the splice structure of the decorative panels included in the air conditioning indoor unit according to the present invention.
Here, for convenience of explanation, three directions orthogonal to each other are set as an X direction, a Y direction, and a Z direction, one side in the Z direction is set as Z1, and the other side in the Z direction is set as Z2, where the X direction and the Y direction correspond to directions in a horizontal plane in an actual installation state of the air-conditioning indoor unit, the Z direction corresponds to an up-down direction in the actual installation state of the air-conditioning indoor unit, a Z1 side corresponds to an upper side in the actual installation state of the air-conditioning indoor unit, and a Z2 side corresponds to a lower side in the actual installation state of the air-conditioning indoor unit.
As shown in fig. 1, the air conditioning indoor unit 1 includes an indoor unit main body 10 and a decorative panel 20, wherein the indoor unit main body 10 has an air inlet on a side surface (a surface perpendicular to the X direction or the Y direction) and an air outlet on a bottom surface (a surface perpendicular to the Z direction and located on one side in the Z2 direction), the indoor unit main body 10 is provided with an axial flow fan 11 and a heat exchanger 12 surrounding the axial flow fan 11, and the decorative panel 20 is provided on an outer surface of the indoor unit main body 10 so as to at least partially surround the indoor unit main body 10.
Further, the indoor unit main body 10 has a plurality of sides each having an air inlet, and the heat exchanger 12 is disposed along the side of the indoor unit main body 10. Specifically, the indoor unit main body 10 has a casing having a frame structure, which has a top plate, a bottom frame, and a plurality of pillars (the material of the top plate, the bottom frame, and the plurality of pillars is not limited, and may be appropriately selected as needed) that are not illustrated, for example, made of sheet metal, wherein the pillars extend in the Z direction in such a manner as to intersect (e.g., be perpendicular to, but not limited to) the top plate and the bottom frame and connect the top plate and the bottom frame together, that is, four sides of the indoor unit main body 10 are open, and four sides of the indoor unit main body are formed with air inlets. The heat exchanger 12 has portions corresponding to the four side surfaces of the indoor unit main body 10. The heat exchanger 12 has an open ring shape when viewed in the Z direction, and refrigerant pipes constituting the heat exchanger 12 are led out from one end of the open ring and pass through the decorative panel 20 so as to be connected to an air conditioning outdoor unit, not shown, to constitute a refrigerant circuit.
As shown in fig. 1, the indoor unit main body 10 is provided with a screen 13, and the screen 13 is located between the heat exchanger 12 and the decorative panel 20. Here, the filter 13 is provided on each of the four side surfaces of the indoor unit main body 10, and the size of the filter 13 is substantially the same as the size of the heat exchanger 12 (air intake).
The decorative panel 20 is spaced apart from the outer surface of the indoor unit main body 10 (the filter 13 is not limited thereto, and the outer surface of the indoor unit main body may be formed of a heat exchanger, for example, when the filter is not provided), and the decorative panel 20 is connected to the indoor unit main body 10 by screws (not shown). Specifically, as shown in fig. 2, the decorative panel 20 is provided with screw holes SH, and the decorative panel 20 is connected to the indoor unit main body 10 by screwing screws passing through the screw holes SH into sheet metal members constituting the casing.
As shown in fig. 2, the decorative panel 20 has a grill structure that faces the air inlet opening of the indoor unit main body 10 and has a size substantially equal to that of the air inlet opening of the indoor unit main body 10.
Further, the trim panel 20 may be assembled from a plurality of sub-panels.
In the present embodiment, as shown in fig. 2 to 5C, the decorative panel 20 is assembled by a first sub-panel 21 and a second sub-panel 22 that are connectable to each other (e.g., connected together by engagement) and separable from each other, in which the first sub-panel 21 is U-shaped and covers a first side surface, a second side surface, and a third side surface of the four side surfaces of the indoor unit main body 10, and the second sub-panel 22 is planar and covers a fourth side surface of the four side surfaces of the indoor unit main body 10.
As shown in fig. 2, the first sub-panel 21 includes three flat plate portions corresponding to the three side surfaces of the first side surface, the second side surface, and the third side surface of the indoor unit main body 10, and the three plate portions have substantially the same configuration as each other.
As shown in fig. 2, the second sub-panel 22 is formed of a plurality of portions joined together by an engaging structure to form through holes TH through which refrigerant pipes constituting the heat exchanger 12 drawn out from the fourth side surface of the indoor unit main body 10 pass. Specifically, as shown in fig. 5A to 5C, the second sub-panel 22 includes a first portion 221 and a second portion 222, and the first portion 221 and the second portion 222 are joined together by an engagement structure to form a through hole TH through which the refrigerant pipe passes. More specifically, the first part 221 has a grid portion 2211 and a splice portion 2212, wherein the grid portion 2211 and the splice portion 2212 are arranged in the X direction, the grid portion 2211 is connected to the indoor unit main body 10 by unillustrated screws, the splice portion 2212 is formed integrally with the grid portion 2211, a portion of the splice portion 2212 constituting the through hole TH has a shape matching the outer shape of the refrigerant piping, and the splice portion 2212 has an engaging hole in a lower portion in fig. 5B adjacent to the grid portion 2211, a left portion in fig. 5C of the second part 222 has a projection engaged with the engaging hole, an upper portion in fig. 5C of the second part 222 constituting the through hole TH has a shape matching the outer shape of the refrigerant piping, a right portion in fig. 5C of the second part 222 has a latch KK engaged with the first sub-panel 21 (see fig. 6, the latch KK is formed in a side of the second sub-panel 22 facing the indoor unit main body 10, and a protrusion TT formed at a side facing the indoor unit main body 10 of the first sub-panel 21 is caught); the splice 2212 and the second portion 222 are arranged substantially in the Z direction, and a through hole TH through which the refrigerant pipe passes and a wire passage hole through which a cable or the like passes are formed by splicing.
Here, although not shown, the first portion 221 of the second sub-panel 22 is also fastened to the protruding strip of the first sub-panel 21 by a snap.
Next, an example of a method of splicing the decorative panel 20 according to the present embodiment will be described.
For example, first, the first portion 221 of the second sub-panel 22 is placed on the refrigerant pipe of the heat exchanger 12 drawn out from the fourth side surface of the indoor unit main body 10, and the first portion 221 is fixed to the casing of the indoor unit main body 10 with screws.
Next, the first sub-panel 21 and the first portion 221 of the second sub-panel 22 are joined together, and the plate portions of the first sub-panel 21 are fixed to the casing of the indoor unit main body 10 with screws.
Finally, the second portion 222 of the second sub-panel 22 is assembled, thereby completing the assembly of the trim panel 20.
In the present embodiment, when the axial flow fan 11 is driven to operate, external air is sucked into the indoor unit main body 10 from four side surfaces of the indoor unit main body 10 through the decorative panel, and the air is blown out from the bottom surface of the indoor unit main body 10 toward the air-conditioned space after flowing through the heat exchangers 12 provided along the four side surfaces of the indoor unit main body 10.
The air conditioning indoor unit 1 according to the present embodiment includes a decorative panel 20 provided on the outer surface of the indoor unit main body 10 so as to at least partially surround the indoor unit main body 10, therefore, the decorative panel 20 can reduce the influence of external dust on the components of the indoor unit main body 10 such as the axial flow fan 11 and the heat exchanger 12, particularly, when the air-conditioning indoor unit 1 is applied to a place where a ceiling is not installed, it is helpful to prevent the operating efficiency of the air-conditioning indoor unit 1 from being lowered by dust accumulated in the components such as the axial flow fan 11 and the heat exchanger 12, furthermore, it is possible to prevent the appearance from being affected by the complete exposure of the axial flow fan 11, the heat exchanger 12 and other parts to the outside, and the reduction of the life of the parts due to the bite of insects, mice, etc. to the axial flow fan 11, heat exchanger 12, etc. exposed to the outside or the impact of external objects on the axial flow fan 11, heat exchanger 12, etc. exposed to the outside can be avoided.
Further, according to the air conditioning indoor unit 1 of the present embodiment, since the air intake opening is provided on a plurality of side surfaces of the indoor unit main body 10, and the heat exchanger 12 is provided along the side surfaces of the indoor unit main body 10 and surrounds the axial flow fan 11, it is possible to contribute to enhancing the overall air handling capacity and achieving miniaturization, and even in this case, it is possible to reduce the influence of the external dust on the heat exchange efficiency of the heat exchanger 12 with the decorative panel 20.
In addition, according to the air conditioning indoor unit 1 of the present embodiment, since the decorative panel 20 is assembled from a plurality of sub-panels, the decorative panel 20 can be easily transported and handled, and the process can be simplified, and the assembly can be freely performed.
In addition, according to the air conditioning indoor unit 1 of the present embodiment, since the decorative panel 20 includes the first sub-panel 21 and the second sub-panel 22, and the first sub-panel 21 and the second sub-panel 22 cover the four side surfaces of the indoor unit main body 10, it is possible to reduce the influence of external dust on the components such as the axial flow fan 11 and the heat exchanger 12 provided in the indoor unit main body 10 more effectively, and to simplify attachment and detachment.
In the air conditioning indoor unit 1 according to the present embodiment, the second sub-panel 22 is formed of a plurality of parts that are joined together to form the through holes TH through which the refrigerant pipes led out from the side surfaces of the indoor unit main body 10 are passed, and therefore, even if the refrigerant pipes need to be passed through the decorative panel 20 during installation, the operation can be performed easily. Specifically, the refrigerant pipe can be passed through the decorative panel 20 by simply placing the first section 221 of the second sub-panel 22 on the refrigerant pipe (from the Z1 direction side in the drawing) and then assembling the second section 222 of the second sub-panel 22 from the side opposite to the first section 221 (from the Z2 direction side in the drawing), and therefore, the operation can be easily performed.
In addition, according to the air conditioning indoor unit 1 of the present embodiment, since the first portion 221 has the splice 2212 in the second sub-panel 22 and the portion of the splice 2212 constituting the through hole TH has a shape matching the outer shape of the refrigerant pipe, the splice 2212 of the first portion 221 can be stably placed on the refrigerant pipe during installation, and thus the second sub-panel 22 can be pre-fixed and self-standing, and installation is facilitated.
Further, according to the air conditioning indoor unit 1 of the present embodiment, since the screen 13 is provided between the heat exchanger 12 and the decorative panel 20, it is possible to further reduce the influence of the external dust on the heat exchange efficiency of the heat exchanger 12 provided in the indoor unit main body 10, and to protect the components located inside thereof with the screen 13.
Further, according to the air conditioning indoor unit 1 of the present embodiment, the decorative panel 20 has the grill structure, and therefore, even if the interval between the decorative panel 20 and the outer side surface of the indoor unit main body 10 is set small, air can be blown toward the indoor unit main body 10 conveniently via the grill structure of the decorative panel 20, that is, contributing to reduction in the overall size.
In addition, according to the air conditioning indoor unit 1 of the present embodiment, the decorative panel 20 is connected to the sheet metal member of the indoor unit main body 10 by screws, and therefore, even if the decorative panel 20 is made of a material having low rigidity, the stability of the decorative panel 20 in the mounted state can be increased.
In addition, according to the air conditioning indoor unit 1 of the present embodiment, since the plurality of portions of the second sub-panel 22 are joined together by the engagement structure, the plurality of portions can be easily assembled and separated.
In addition, according to the air conditioning indoor unit 1 of the present embodiment, since the decorative panel 20 is spaced apart from the outer surface of the indoor unit main body 10, air can be blown toward the indoor unit main body 10 through the gap between the decorative panel 20 and the outer surface of the indoor unit main body 10, which contributes to reduction in pressure loss and enhancement in air blowing efficiency.
In the air conditioning indoor unit according to the present invention, it is preferable that an air outlet panel is provided on a bottom surface of the indoor unit main body. Therefore, the air conditioner is beneficial to improving the aesthetic property, and can guide the airflow blown out towards the air conditioning object space by utilizing the air outlet panel, thereby improving the comfort of personnel in the air conditioning object space. In particular, in this case, it is preferred that the outlet panel covers the entire decorative panel 20 when viewed in the Z direction, that is to say that the entire decorative panel 20 falls within the range of the outlet panel when viewed in the Z direction (the decorative panel 20 does not extend beyond the outer edge of the outlet panel). This contributes to ensuring the overall aesthetic appearance of the air conditioning indoor unit.
The present invention is described above by way of example with reference to the accompanying drawings, and it is to be understood that the specific implementations of the present invention are not limited to the above-described embodiments.
For example, in the above-described embodiment, the first sub-panel 21 has three flat plate portions corresponding to the three side surfaces of the first side surface, the second side surface, and the third side surface of the indoor unit main body 10, and the three plate portions have substantially the same configuration as each other.
In the above embodiment, the second sub-panel 22 is formed of a plurality of parts, but the present invention is not limited to this, and the second sub-panel 22 may be formed as an integral member.
In the above embodiment, the decorative panel 20 is formed by assembling the first sub-panel 21 and the second sub-panel 22 which are detachable, in which the first sub-panel 21 has a U-shape and the second sub-panel 22 has a planar shape, but the decorative panel is not limited to this, and the decorative panel shown in fig. 7 and 8 may be used.
Specifically, in the example shown in fig. 7, the decorative panel is formed of four detachable sub-panels 21A to 24A, and the four sub-panels 21A to 24A are planar and cover four side surfaces of the indoor unit main body, not shown. Among the four sub-panels 21A to 24A, the sub-panel 21A is integrally formed with a cylindrical portion CPA through which, for example, an air duct is passed to introduce outdoor air into the air conditioning indoor unit through the air duct, and the sub-panel 24A has the same configuration as the second sub-panel 22.
In the example shown in fig. 8, the decorative panel is also formed of four separable sub-panels (only two sub-panels, i.e., the sub-panel 21B and the sub-panel 24B, are shown here), which are flat and cover four side surfaces of the indoor unit main body (not shown). Among the four sub-panels, the sub-panel 21B is integrally formed with a cylindrical portion CPB into which one end of an air duct communicating with the outside of the room is inserted or snapped, for example, so as to introduce outdoor air into the air conditioning indoor unit through the air duct, and the sub-panel 24B has the same configuration as the second sub-panel 22.
In the case of using the decorative panel shown in fig. 7 and 8, for example, the decorative panel can be assembled as follows: first, the portions of the fourth sub-panels 24A and 24B corresponding to the first portion 221 are placed on refrigerant pipes constituting a heat exchanger, which are drawn out from the side surface of the indoor unit main body, and are fixed to the casing of the indoor unit main body by screws; then, when the indoor unit is observed along the Z direction in the figure 1, the remaining sub-panels are spliced according to the clockwise or anticlockwise sequence, and the sub-panels are fixed on the shell of the indoor unit main body by screws; finally, the parts of the fourth sub-panels 24A, 24B corresponding to the second parts 222 described above are assembled, whereby the assembly of the decorative panel is completed.
In the above embodiment, one of the three plate portions of the first sub-panel 21 may be covered with an air guide funnel, one end of which has a large opening facing the plate portion (the size and shape of the opening may be set to substantially match the size and shape of the plate portion, for example), and the edge of which is in contact with the plate portion, and the other end of which has a small opening connected to the duct. In this case, the plate portion of the first sub-panel 21 covered with the air guide funnel may be omitted.
The decorative panel 20 may be formed by two sub-panel snaps each having a semicircular shape when viewed in the vertical direction (Z direction in fig. 1), three or more sub-panel snaps each having an arc shape (which may be a major arc or a minor arc) when viewed in the vertical direction (Z direction in fig. 1), or a plurality of sub-panel snaps each having a semicircular shape or a shape other than an arc shape when viewed in the vertical direction (Z direction in fig. 1).
In addition, the decorative panel may be formed as an integral member in some cases.
In the above embodiment, the air inlet is provided on a plurality of side surfaces of the indoor unit main body 10, but the present invention is not limited to this, and the air inlet may be provided only on one side surface of the indoor unit main body 10 in some cases.
In the above embodiment, the decorative panel 20 has the through hole TH through which the refrigerant pipe of the air conditioning indoor unit passes, but the decorative panel is not limited to a rectangular shape, and may not have a through hole through which the refrigerant pipe passes.
In the above embodiment, the decorative panel 20 is connected to the indoor unit main body 10 by screws not shown, but the decorative panel is not limited to this, and may be connected to the indoor unit main body by, for example, an engagement structure.
In the above embodiment, the outlet panel is provided on the bottom surface of the indoor unit main body 20, but the present invention is not limited to this, and the indoor unit main body may be connected to the air duct and then connected to the outlet panel, or the air duct and the outlet panel may be omitted, depending on the case.
Further, in the above embodiment, the decorative panel 20 has the lattice structure, but is not limited thereto, and the decorative panel 20 may not have the lattice structure. In this case, the gap between the decorative panel 20 and the outer surface of the indoor unit main body 10 is preferably set to be large.
In the above embodiment, the screen 13 is provided in the indoor unit main body 10, and the screen 13 is positioned between the heat exchanger 12 and the decorative panel 20, but the present invention is not limited to this, and the position where the screen is provided may be changed as necessary, and the screen may be omitted in some cases.
Claims (16)
1. An air-conditioning indoor unit (1) comprising an indoor unit main body (10) having an air inlet on a side surface and an air outlet on a bottom surface, the indoor unit main body (10) being provided with an axial flow fan (11) and a heat exchanger (12) surrounding the axial flow fan (11),
the air-conditioning indoor unit (1) also comprises a decorative panel (20),
the decorative panel (20) is provided on the outer surface of the indoor unit main body (10) so as to at least partially surround the indoor unit main body (10).
2. An indoor unit of an air conditioner according to claim 1,
the indoor unit main body (10) is provided with a plurality of side surfaces, each side surface is provided with the air inlet,
the heat exchanger (12) is disposed along a side surface of the indoor unit main body (10).
3. An indoor unit of an air conditioner according to claim 1 or 2,
the decorative panel (20) is assembled from a plurality of sub-panels.
4. An indoor unit of an air conditioner according to claim 3,
the plurality of sub-panels are a first sub-panel (21) and a second sub-panel (22) that are separable,
the first sub-panel (21) is U-shaped and covers a first side surface, a second side surface and a third side surface of four side surfaces of the indoor unit main body (10),
the second sub-panel (22) is planar and covers a fourth side surface of the four side surfaces of the indoor unit main body (10).
5. The indoor unit of an air conditioner according to claim 4,
the indoor unit of the air conditioner comprises a refrigerant pipe,
the refrigerant pipe is drawn out from the fourth side surface of the indoor unit main body (10) and passes through the second sub-panel (22),
the second sub-panel (22) is made up of a plurality of parts,
the plurality of portions are joined together to form a Through Hole (TH) through which the refrigerant pipe passes.
6. An indoor unit of an air conditioner according to claim 3,
the plurality of sub-panels are respectively planar and respectively cover a plurality of side faces of the indoor unit main body.
7. An indoor unit of an air conditioner according to claim 6,
the indoor unit of the air conditioner comprises a refrigerant pipe,
the refrigerant pipe is led out from one side surface of the indoor unit main body (10) and passes through the decorative panel,
at least one of the plurality of sub-panels is comprised of a plurality of sections,
the plurality of portions are joined together to form a through hole through which the refrigerant pipe passes.
8. An indoor unit of an air conditioner according to claim 1 or 2,
the indoor unit main body (10) is provided with a filter screen (13),
the screen is located between the heat exchanger and the trim panel.
9. An indoor unit of an air conditioner according to claim 1 or 2,
the decorative panel (20) has a lattice structure.
10. An indoor unit of an air conditioner according to claim 1 or 2,
the indoor unit of the air conditioner comprises a refrigerant pipe,
the refrigerant pipe is drawn out from one side surface of the indoor unit main body and passes through the decorative panel.
11. An indoor unit of an air conditioner according to claim 1 or 2,
the indoor unit main body (10) has a frame structure,
the decorative panel (20) is connected to the components forming the frame structure by means of connecting elements.
12. An indoor unit of an air conditioner according to claim 5 or 7,
the sections are joined by snap-fit structures.
13. An indoor unit of an air conditioner according to claim 1 or 2,
the decorative panel (20) is spaced apart from the outer surface of the indoor unit main body (10).
14. An indoor unit of an air conditioner according to claim 1 or 2,
an air outlet panel is arranged on the bottom surface of the indoor unit main body (10).
15. An indoor unit of an air conditioner according to claim 1 or 2,
the indoor unit main body (10) has a casing,
the housing has a top plate, a bottom frame, and a plurality of columns connecting the top plate and the bottom frame in such a manner as to intersect the top plate and the bottom frame.
16. An indoor unit of an air conditioner according to claim 1 or 2,
the decorative panel is provided with an air pipe connecting part.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810517101.4A CN110594857A (en) | 2018-05-25 | 2018-05-25 | Indoor unit of air conditioner |
| PCT/JP2019/017510 WO2019225278A1 (en) | 2018-05-25 | 2019-04-24 | Air conditioning indoor unit |
| JP2020521129A JPWO2019225278A1 (en) | 2018-05-25 | 2019-04-24 | Air conditioning indoor unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810517101.4A CN110594857A (en) | 2018-05-25 | 2018-05-25 | Indoor unit of air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110594857A true CN110594857A (en) | 2019-12-20 |
Family
ID=68616384
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810517101.4A Pending CN110594857A (en) | 2018-05-25 | 2018-05-25 | Indoor unit of air conditioner |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPWO2019225278A1 (en) |
| CN (1) | CN110594857A (en) |
| WO (1) | WO2019225278A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023093384A1 (en) * | 2021-11-23 | 2023-06-01 | 广东美的暖通设备有限公司 | Water-receiving tray, and indoor unit |
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| JP2017133806A (en) * | 2016-01-29 | 2017-08-03 | パナソニックＩｐマネジメント株式会社 | Ceiling embedded type indoor unit |
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Also Published As
| Publication number | Publication date |
|---|---|
| WO2019225278A1 (en) | 2019-11-28 |
| JPWO2019225278A1 (en) | 2021-05-27 |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191220 |
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| RJ01 | Rejection of invention patent application after publication |