WO2018235947A1 - 空調室内機 - Google Patents
空調室内機 Download PDFInfo
- Publication number
- WO2018235947A1 WO2018235947A1 PCT/JP2018/023839 JP2018023839W WO2018235947A1 WO 2018235947 A1 WO2018235947 A1 WO 2018235947A1 JP 2018023839 W JP2018023839 W JP 2018023839W WO 2018235947 A1 WO2018235947 A1 WO 2018235947A1
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- WO
- WIPO (PCT)
- Prior art keywords
- air
- indoor unit
- conditioning indoor
- air guide
- air conditioning
- Prior art date
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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
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/20—Casings or covers
-
- 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
- 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
- F24F1/0047—Indoor units, e.g. fan coil units characterised by mounting arrangements mounted in the ceiling or at the ceiling
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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
- F24F1/0059—Indoor units, e.g. fan coil units characterised by heat exchangers
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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
- F24F11/00—Control or safety arrangements
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/56—Remote control
- F24F11/58—Remote control using Internet communication
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/88—Electrical aspects, e.g. circuits
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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
- F24F11/00—Control or safety arrangements
- F24F11/89—Arrangement or mounting of control or safety devices
-
- 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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- 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
- F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
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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
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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
- F24F13/32—Supports for air-conditioning, air-humidification or ventilation units
-
- 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
- F24F2013/205—Mounting a ventilator fan therein
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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
- F24F2221/00—Details or features not otherwise provided for
- F24F2221/14—Details or features not otherwise provided for mounted on the ceiling
Definitions
- the present application relates to an air conditioning indoor unit.
- a conventional ceiling mounted air conditioning indoor unit is mounted inside a ceiling of a room.
- a blowout panel is fitted in the fitting hole of the ceiling.
- air conditioning indoor units are commonly used in office environments.
- the air conditioning indoor unit mounted by ceiling hanging is widely used because it does not use wall surfaces and does not collide with the indoor furniture layout.
- the space above the ceiling required for mounting the air conditioning indoor unit is largely required. Space (height of space) of 40 cm or more is required. Therefore, there is still a need to miniaturize the height dimension of the ceiling mounted air conditioning indoor unit.
- the ceiling-mounted air conditioning indoor unit is generally provided with electrical components outside the case, its maintenance is extremely inconvenient. Furthermore, in the ceiling panel of the ceiling-mounted air conditioning indoor unit, outlets are generally provided in four directions so as to uniformly blow the air flow in each direction in the room.
- the air blowing state of the conventional ceiling-hanging air conditioning indoor unit is limited by the layout of the internal members of the indoor unit, and the air flow by the rotation of the fan often does not flow toward the outlet.
- the air volume of each blower outlet is not uniform.
- it is general that the wind by the ceiling-hung air conditioning indoor unit is blown downward, the range of the blast is limited, and the human comfort is deteriorated.
- blowout panel may be provided with a blowout port over the entire circumference
- the blowout port differs in air volume depending on each part, and there is also a part where the wind is not blown out at all (in particular, square (square) Corner of the blowout panel). Therefore, there is still a need to improve the conventional ceiling-hung air conditioning indoor unit and to improve the uniformity of the air flow by the air conditioning indoor unit.
- the air conditioning indoor unit of the present invention comprises a main body and a blowout panel.
- the main body has a top side, a bottom side, and a side portion connecting the top side and the bottom side, and an intake surface is provided on the side side.
- the blowout panel covers at least a portion of the bottom side of the main body and has a blowout port.
- An axial fan is disposed inside the main body. In the axial fan, the axial direction is orthogonal to the top side. When the axial fan rotates, the intake side and the outlet side are formed, the outlet side is located below the axial fan, and the outlet side of the axial fan faces the outlet panel.
- the air conditioning indoor unit further comprises a heat exchanger and an electrical component.
- the heat exchanger is located inside the intake surface and is provided to surround the axial fan.
- the electrical components are provided below the axial fan.
- the electrical components are provided below the axial fan, the overall size of the air conditioning indoor unit is miniaturized. That is, according to the installation position of such an electric component, the height of the whole air conditioning indoor unit becomes small, and the influence of the electric component on the air flow to be sent out also becomes small.
- the air conditioning indoor unit further comprises a housing for housing the electrical component. According to such a container, the mounting structure of the electric component is simplified, and the production efficiency of the air conditioning indoor unit is improved.
- the accommodating portion is at least partially fitted in the center of the axial fan surrounded by the fins.
- the mounting of the housing makes full use of the space at the center of the axial fan and further reduces the overall height of the air conditioning indoor unit.
- an air guiding structure is provided on one side of the housing facing the axial fan. According to the air guide structure provided in the housing portion, the air flow blown out from the axial flow fan is guided to the blowout port, and the blowout by the air conditioning indoor unit approaches smooth and uniform.
- the air guide structure is a wind guide piece.
- the air guide piece is provided at the edge of the housing. The use of the wind guide piece simplifies the structure and facilitates processing. In addition, the air flow can be well guided to the blowout port of the blowout panel, and the air guide effect is also improved.
- the air guide structure includes a first air guide piece having a suction portion and a blowout portion.
- the blowouts are skewed towards the corners of the blowout panel and / or the corners of the body.
- the first blowout piece With a distorted blowout portion, the air flow blown out of the axial fan is guided to the corner portion so that the blowout from the corner portion is smooth and the blowout by the entire blowout panel is uniform.
- the axial fan rotates in the first direction so that the air flow is drawn from the air intake surface and blown out from the air outlet.
- the receiving part is fixed to the main body or the blowing panel by the support rod.
- the air guide structure includes a first air guide piece.
- the first air guiding piece is provided downstream of the support rod in the first direction.
- the fixing strength of the housing portion is enhanced by the support rod, and the first air guide piece is provided downstream of the support rod to guide the air flow downstream of the support rod, thereby reducing the air flow loss downstream of the support rod. Is reduced.
- the obstruction to the air flow is further reduced when the support rod is provided downstream as compared with the case where the support rod is provided upstream.
- ⁇ be the angle between the tangent at the end of the outlet of the first air guiding piece and the straight line on which the support rod is projected to the plane. 5 ° ⁇ ⁇ ⁇ 15 ° It becomes. According to the setting of the angle applied to the blowout portion, it becomes easy to guide the air flow to the corner.
- the blowout panel has a corner and the support rods are offset at a constant distance downstream from the corner in the first direction.
- the angle ⁇ of the support rod with respect to the central line extending orthogonal to the air guide fins in the blowout panel in the accommodation portion is in the range of 10 ° to 15 ° Become.
- Such setting of the angle applied to the support rod contributes to further reducing the obstruction to the air flow at the corner of the support rod, and makes the air flow at the corner smooth and the blowout by the entire blowout panel is uniform. become.
- the suction portion in the first wind guide piece includes a windward surface and a windward surface.
- the angle between the tangent at the intake end point of the windward surface and the center line orthogonal to the air guide fin in the outlet panel of the housing portion is ⁇ 1.
- the angle between the tangent of the leeward surface at the intake end point and the center line orthogonal to the air guide fins in the outlet panel of the housing portion is ⁇ 2.
- ⁇ 1 is smaller than ⁇ 2.
- the wind surface angle ⁇ 1 of the first wind guide piece is set to facilitate guiding the air flow flowing on the wind surface side to the corners, and the wind surface angle ⁇ 2 indicates the air flow flowing on the wind surface side at the corners It is advantageous to be set to guide and that ⁇ 1 be smaller than ⁇ 2.
- the two side surfaces of the air guide piece match the first direction in which the air flow travels, which contributes to better guiding the air flow to the corners of the blowout panel.
- an angle between the tangent of the wind surface and the center line of the housing portion is ⁇ 1. 13 ° ⁇ ⁇ 1 ⁇ 23 ° It becomes. Also, assuming that the angle between the tangent of the leeward surface and the center line of the housing portion is ⁇ 2, 25 ° ⁇ ⁇ 2 ⁇ 35 ° It becomes.
- the wind guiding piece extends beyond the edge of the receiving part.
- the wind guiding piece extends from any one position from the center point of the housing to the edge to the edge of the housing.
- the outer edge of the first air guide piece is located radially inward of the outer edge of the fin of the axial fan in the radial direction with respect to the axial line of the axial fan.
- the air flow can be well guided by the air outlet, and the obstruction to the air flow of the air guide piece can be reduced, and the air flow can be secured.
- the axial fan rotates in a first direction such that air flow is drawn in from the air intake surface and blown out of the air outlet.
- the housing portion further includes a second air guide piece provided downstream of the first air guide piece in the first direction.
- the first wind guiding piece and the second wind guiding piece are provided to guide the air flow to the wind guiding fins on the same side of the blowing panel.
- the second airflow guide piece has a suction portion and a blowout portion.
- the blowout portion of the second air guide piece is substantially orthogonal to the air guide fins in the blowout panel.
- the housing portion is further provided with a third air guiding piece provided downstream of the second air guiding piece in the first direction.
- the first wind guiding piece, the second wind guiding piece and the third wind guiding piece are provided to guide the air flow to the wind guiding fins on the same side of the blowout panel.
- the receptacle has a centerline.
- the first wind guide piece has a wind surface and a wind surface. The tangent at the leeward surface of the first wind guide piece at the point at which the distance is shortest to the center line is substantially parallel to the center line.
- the housing portion has a center line, and a line connecting the air intake end point and the air discharge end point on the wind surface of the first air guide piece is substantially parallel to the center line.
- the receptacle has a center point.
- the second wind guide piece includes a windward surface and a windward surface. The tangent at the air intake end point on the lee surface of the second air guide piece passes through the center point of the housing.
- the second air guiding piece extends beyond the edge of the housing.
- the second wind guide piece has a wind surface and a wind surface.
- the line connecting the intake end point and the blowout end point on the windward surface of the second wind guide piece is L2, and the windward surface of the second wind guide piece and the edge of the housing intersect at the second point .
- a line connecting the second point and the center point of the housing is L3, and the line L2 is substantially parallel to the line L3.
- the second wind guide piece has a windward surface and a windward surface.
- the second air guiding piece extends beyond the edge of the housing.
- the wind surface of the second wind guide piece intersects with the edge of the housing at a first point.
- a line connecting the first point and the intake end point of the second air guide piece is L4.
- the angle between the line L4 and the center line is ⁇ 2, 12 ° ⁇ ⁇ 2 ⁇ 25 ° It becomes.
- the receptacle is square.
- N is a natural number of 2 or more
- the air guiding pieces are provided at a position obtained by equally dividing the edge on one side of the containing portion by N + 1 It is done.
- the receptacle is square.
- N is a natural number of 2 or more
- the intersection point of the leeward surface of the air guiding piece and the edge of the accommodating portion is one of the accommodating portions It is provided in the position which divided the edge by the side of N into 1 equally.
- the plurality of air guide pieces uniformly provided in the housing portion allow the air flow flowing along the surface of the housing portion to be uniformly distributed.
- the air guiding piece and the axis of the axial fan are parallel. That is, the air guide pieces are disposed substantially vertically at the edge of the surface on the one side facing the axial fan of the housing portion.
- the support rod has a windward side facing the air flow and a windward side facing the air flow.
- a wiring portion is provided on the leeward side of the support rod.
- the air conditioning indoor unit further comprises a cover plate.
- the cover plate is provided at the center of the blowout panel and aligned with the electrical components.
- the electrical component includes one or more of an electrical box, a controller, an LED light, a wireless communication device, an air valve, a motorized valve, and a projection device.
- the cover plate improves the appearance of the indoor unit and provides additional protection for the electrical components to improve safety.
- the axial fan sucks the wind from the side and blows it from the bottom. Therefore, the vertical size of the entire air conditioning indoor unit can be reduced, and the height of the space above the ceiling can be reduced. The overall height of the indoor unit is reduced while meeting the requirement for cooling efficiency.
- the inlet and the outlet in the air conditioning indoor unit are not provided on the same plane. Compared to the conventional indoor unit, the horizontal size of the indoor unit in the present invention is reduced.
- the blowing panel may be set to a size slightly larger than 600 mm ⁇ 600 mm so that the installation is convenient.
- the case fitted into the ceiling may be provided in a size slightly smaller than 600 mm ⁇ 600 mm.
- An air conditioning indoor unit having such a size is particularly applicable to mounting on an integrated ceiling.
- the air conditioning indoor unit 1 according to the present invention may be mounted after removing four ceiling modules with a specification of 300 mm ⁇ 300 mm or one ceiling module with a specification of 600 mm ⁇ 600 mm. There is no need to do any other work (such as drilling) on the ceiling module.
- the size of the indoor unit body is substantially smaller than the mounting opening formed by the four ceiling modules, mounting becomes easy. Since the size of the blowout panel is substantially larger than the mounting opening formed by the four ceiling modules, the appearance of the mounting is secured. Also, such an air conditioning indoor unit may be mounted in an opening opened in the integrated ceiling.
- the electrical components in the air conditioning indoor unit of the present invention are closely attached to the blowout panel on the blowout side of the axial fan. For this reason, maintenance on electrical parts is very convenient, and it is possible to operate from below the ceiling simply by removing the cover plate at the middle part of the blowout panel.
- the air flow blown out between the air guide ring and the edge of the housing is uniformly distributed at 360 ° around the rotation axis. become.
- the blowout by the air conditioning indoor unit becomes smooth and uniform, energy saving, and improving human comfort.
- the air guide piece is provided in the housing portion of the electric component located on the outlet side below the axial fan. For this reason, the blowoff air flow from the axial fan is uniformly distributed. And the blowing part of a wind guide piece is provided so that it may be especially distorted toward the corner of a blowing panel, or the corner of a main body. Such a configuration solves the problem of air flow loss at the corners and realizes blowing at 360 ° by the blowing panel.
- the support rods for holding the accommodating portion are offset at a fixed distance toward the downstream in the rotational direction of the axial fan with respect to the corner of the main body or the blowout panel. This reduces the obstruction to the air flow at the corners.
- the suction portion and the blowout portion of the air guide piece at the edge portion of the housing portion are set at a specific angle with respect to the centerline of the housing portion, and the wind surface and windward surface at the suction portion are with respect to the centerline The angles made are different. For this reason, the air flow is blown out from the outlet very uniformly. People's comfort is also improved.
- the noise generated in that portion is reduced.
- It is the expansion schematic which shows the detail of a part of accommodating part for accommodating and mounting the electrical component which concerns on this invention.
- FIG. 1 is a bottom perspective view showing a mounted state of the air conditioning indoor unit 1 according to the present invention.
- the air conditioning indoor unit 1 mainly includes two parts, a main body 10 and a blowout panel 30 (see FIGS. 3 and 8).
- the main body 10 is usually mounted inside the ceiling of a room.
- the blowout panel 30 is attached to the main body 10 below the ceiling and covers a mounting opening opened on the ceiling.
- the main body 10 generally includes a case 18 and a main body inner member.
- the case 18 is usually a metal outer frame.
- the main body inner member mainly includes fixing members provided inside the case 18 such as the air guide ring 21 and the drainage plate 6.
- the main body internal member is fitted and attached to the inside of the case 18.
- the main body 10 of the air conditioning indoor unit 1 further includes a heat exchanger 40, an axial flow fan 50 and an electrical component 60, all of which are accommodated in an inner chamber formed by the case 18.
- the entire air conditioning indoor unit 1 has a substantially rectangular parallelepiped shape. That is, the cross section in the horizontal direction of the air conditioning indoor unit 1 is substantially square.
- the blowout panel 30 has a substantially square shape, and is used by being fitted to the rectangular parallelepiped main body 10 in the air conditioning indoor unit 1.
- the main body 10 of the air conditioning indoor unit 1 includes a top side, a bottom side facing the top side, and four side portions 11 connected between the top side and the bottom side. .
- the top side of the main body 10 is upward, the bottom side is downward, and the bottom side of the main body 10 is connected to the blowout panel 30.
- the blowout port 31 is provided in the blowout panel 30 on the bottom side of the main body 10, and a blowing surface from which the air flow is discharged is formed.
- the blowout panel 30 includes an inner frame 35, an outer frame 33, a blowout port 31 between the inner frame 35 and the outer frame 33, and a wind guide fin pivotally supported by the blowout panel 30. Including 32.
- the blowing panel 30 shown is square, it may be another polygon shape.
- a blowout port 31 is provided in the blowout panel 30 of the air conditioning indoor unit 1, and an air blowing surface from which the air flow is discharged is formed.
- the top side of the case 18 may include a lid plate without a hole.
- the cover plate is usually made of metal. Some ribs may be arranged on the metal cover plate to provide a reinforcing structure.
- the axial flow fan 50 is attached such that the rotation axis thereof is substantially orthogonal to the top side of the case 18 and the blowout side of the axial flow fan 50 is directed to the air blowing surface of the blowout panel 30.
- the air flow is sucked from the air intake surface of the side of the case 18 and the fins 51 of the axial flow fan 50 blow out through the air guide ring 21 along the axial direction of the axial flow fan 50. It is rotated about the rotation axis (for example, clockwise in FIG. 5 which is the first direction) so as to be supplied to the panel 30 and finally discharged from the outlet 31 of the outlet panel 30.
- the air guide path in the present invention it is not necessary to provide an air flow inlet of a particularly large area on the top side of the case 18 of the air conditioning indoor unit 1.
- the heat exchanger 40 of the air conditioning indoor unit 1 is provided along the intake surface of the case 18 so as to surround the axial flow fan 50.
- the heat exchanger 40 is located between the air intake surface of the case 18 and the air intake side of the axial fan 50 along the air flow path of the air conditioning indoor unit 1.
- the air flow that has entered the air conditioning indoor unit 1 via the air intake surface enters the axial flow fan 50 after being heat-exchanged by the heat exchanger 40.
- the heat exchanger 40 preferably extends around the axial flow fan 50.
- the air guide member in the main body 10 mainly includes the air guide ring 21.
- the air guide ring 21 surrounds the fins 51 of the axial flow fan 50 and is disposed substantially coaxially with the fins 51.
- the wind guide ring 21 includes an outwardly extending intake edge and an outwardly extending blowout edge.
- the drainage plate 26 is disposed below the heat exchanger 40 so as to collect condensed water.
- the wind guide member may further include a wind guide inner frame (not shown) provided between the blowout panel 30 and the drainage board 26.
- the drainage board 26 is made of a foam material
- the wind guide ring 21 is made of a resin material.
- the drainage plate 26 and the wind guide ring 21 may be integrally formed.
- the intake edge and the blowout edge of the air guide ring 21 are both connected to the drainage plate 26.
- the blowout edge of the wind guide ring 21 is connected to the lower surface of the drainage board 26 opposite to the blowout panel 30. Since the drainage plate 26 and the wind guide ring 21 are integrally formed as one main body internal member, mounting of the drainage plate 26 and the wind guide ring 21 only by fitting the member to the inside of the case 18 at the time of installation Can be completed.
- FIG. 3 is a front view showing the blowing panel 30 in the air conditioning indoor unit 1 according to the present invention.
- the blowout panel 30 is substantially square.
- the blower outlet 31 is provided around the periphery of the whole square.
- each blowout port 31 has a trapezoidal shape in the blowout panel 30.
- the four trapezoidal air outlets 31 are disposed around the periphery of the air outlet panel 30.
- the sides of the outlets 31 are adjacent to each other to form a 360 ° outlet.
- the adjacent air outlets 31 are separated by a support 33 that holds the air guide fins 32 by pivoting.
- a plurality of air guide fins 32 are attached to each air outlet 31.
- the air guide fins 32 are substantially parallel to the edge of the blowout panel 30.
- each of the air guide fins 32 gradually decreases from the outside to the inside.
- the support portion 33 of the blowout panel 30 supports the wind guide fins 32 by pivoting. Under the control of the motor, the air guide fins 32 rotate between the closed position and the open position according to a command.
- blowing panel 30 shown is square, it may be another polygon. Even if the outlet panel is set to a polygon, the outlet should still be provided around the entire perimeter of the outlet panel and a 360 ° outlet should be formed.
- the blowing panel 30 may be configured in a polygon or a circle.
- the drive device of the wind guide fin includes a stepping motor.
- the stepping motor is provided inside the blowout panel 30 and at a substantially central portion in the longitudinal direction of the air guide fins 32.
- the wind guide fins 32 at one blow-out port 31 are individually driven and controlled by one stepping motor.
- the installation of such a stepping motor particularly contributes to the realization of the blowout in all directions by the blowout panel 30, and it is possible to realize the individual control to the wind guide fins 32 in different directions, and the wind guide effect Optimize and improve comfort.
- the air conditioning indoor unit 1 in the present invention further includes an electrical component 60.
- the electric component 60 includes an electric box, a control device, an LED light, a wireless communication device (for example, WIFI, Bluetooth, Zigbee, etc .; registered trademark), an air valve, a motorized valve, and a projection device. Including one or more.
- the electrical component 60 is disposed on the outlet side of the axial flow fan 50 in order to facilitate maintenance of the electrical component 60 while achieving downsizing of the entire air conditioning indoor unit. As can be seen from FIG. 1, the electrical component 60 is disposed substantially directly below the axial flow fan 50 in the axial direction. From the viewpoint of the flow path of the air flow, the electric component 60 is disposed downstream of the axial flow fan 50 and upstream of the outlet 31 of the outlet panel 30.
- the electrical component 60 shown in FIGS. 1 and 2 is an electrical box 61.
- the electrical box 61 is usually composed of a rectangular metal box. As shown in FIG. 2, the air outlet 31 is disposed around the electrical component 60.
- the bottom of the electric box 61 is basically the same as the flat surface (lower surface) of the blowout panel 30.
- a cover plate 70 removably provided at an intermediate portion of the blowout panel 30 is substantially aligned with the electric box 61.
- the bottom of the electrical box 61 may be in close contact with the lid plate 70 (see FIG. 3).
- the electric box 61 is disposed on the outlet side of the axial fan 50 by being attached to the inside of the housing 80.
- 4 and 5 show a housing 80 for electrical components according to a preferred embodiment of the present invention.
- the housing portion 80 has a substantially rectangular outer contour, but the shape of the housing portion 80 is not limited thereto, and for example, the outer contour of the housing portion 80 may be circular.
- the housing 80 is generally similar to a disc-shaped container facing down.
- the side of the housing 80 facing the axial fan 50 i.e., the outer side of the housing 80
- the convex surface 86 may be a continuous outwardly projecting arc-like surface, or may be a convex frusto-conical shape, or other convex with a small top and a large bottom. It may be shaped.
- the top portion of the convex surface 86 is higher than the lowermost end of the fins 51 of the axial fan 50.
- the peripheral edge of the convex surface 86 has a horizontally extending portion 88 formed by extending horizontally.
- the horizontal extension portion 88 aligns horizontally with the wind guide fins 32 provided on the blowout panel 30 when the wind guide fins 32 in the blowout panel 30 are closed. The appearance of the blowout panel can also be secured.
- the housing portion 80 is recessed on one side of the blowout panel 30 (that is, the inside of the housing portion 80) to form a mounting surface, and the electrical component 60 is mounted to the mounting surface by a fastener (not shown) .
- the electrical component 60 is an electrical box 61, and as can be seen from FIG. 1, the entire electrical box 61 is attached to the recessed mounting surface of the receptacle 80.
- the mounting surface of the housing 80 may be flat so as to facilitate fixing of the electrical component.
- at least a portion of the housing portion 80 for housing the electric component 60 is surrounded by the fins 51 of the axial flow fan 50. It is fitted in the central recess.
- at least a portion of the convex surface 86 protruding outward of the housing portion 80 is fitted in the central recess surrounded by the fins 51 of the axial flow fan 50.
- the top of the housing 80 is higher than the plane on which the lowermost edge of the fins 51 of the axial flow fan 50 is located.
- the most projecting part of the convex surface 86 of the housing 80 is aligned with the axis of the axial fan 50.
- the housing portion 80 is fixed to the main body 10 or the blowout panel 30 of the air conditioning indoor unit 1 by a plurality of support rods 85.
- the housing 80 is supported by the air guide ring 21 by the support rod 85. Since the other end of the support rod 85 is fixed to the edge of the convex surface 86 which protrudes to the outside of the accommodating portion 80, the accommodating portion 80 is fixed to the air guide ring 21.
- the housing portion 80 of the electrical component 60 is fixed to the main body 10 or the blowout panel 30 of the air conditioning indoor unit 1 by a plurality of support rods 85.
- the housing portion 80 is fixed to the air guide member or the drainage board of the main body inner member.
- the housing portion 80 is supported by the air guide ring 21 by a support rod 85. Since one end of the support rod 85 is fixed to the blowout edge of the air guide ring 21 and the other end of the support rod 85 is fixed to the edge of the convex surface 86 which protrudes out of the accommodation portion 80, the accommodation portion 80 It is fixed to the annulus 21.
- the housing portion 80, the support rod 85, and the air guide ring 21 are integrally formed of a resin material.
- the housing portion 80 is formed as a part of the main body inner member.
- the housing portion 80 and the air guide ring 21 are integrally formed.
- the housing 80 may be connected to the air guide ring 21 by a fastening provided at the end of the support rod 85.
- the mounting becomes convenient and the strength is also enhanced.
- the housing 80 may be fixed to the bottom surface of the drainage panel 26 facing the blowout panel 30 by the support rod 85.
- the corner of the accommodating portion 80 is aligned with the corner of the blowout panel 30, and the straight edge of the accommodating portion 80 is , And the straight edge of the side portion 11 of the main body 10 and the blowout panel 30.
- Four support rods 85 are shown in FIG.
- the four support rods 85 are located close to the diagonal of the square contour of the receptacle 80, but not just at the corners, but the same with respect to the diagonal. It is offset in the direction (clockwise direction). Specifically, it is offset by a fixed distance downstream in the rotational direction of the axial fan 50 with respect to the corner. That is, the support rod 85 is offset from the corner of the blowout panel 30 or the corner of the main body 20 at a predetermined distance downstream in the rotational direction of the axial fan 50. This reduces the obstruction to the air flow through the corners due to the support rods.
- the housing 80 is mounted so that the corner of the housing 80 faces the corner of the case and the straight edge of the housing 80 faces the side 11 of the case 18 inside the case 18 It is done. That is, the support rods 85 are offset with respect to the diagonal of the rectangular cross section of the main body 10.
- the direction in which the support rod 85 is displaced is the direction along the blow-off direction of the axial flow fan 50.
- the support rods 85 provided offset from the corners do not extend along the radial direction of the rotation axis of the axial flow fan 50, but are constant in the rotational direction of the axial flow fan 50 from the radial direction. It is inclined at an angle. For example, as shown in FIG.
- the axial flow fan 50 rotates clockwise, so that the drawn air flow has a clockwise air volume.
- the support rod 85 is inclined in the clockwise direction with respect to the radial direction of the axial fan 50.
- the support rods 85 are offset so that the air flow is uniformly distributed around the rotation axis of the axial fan 50, The obstruction to the air flow in the part is reduced.
- the air flow at the corner portion is a straight line of the blowout panel 30 by displacing and installing the support rod 85. Clearly different from the wind volume at the edge can be avoided.
- the angle ⁇ of the support rod 85 with respect to the center line A orthogonal to the air guide fins 32 in the blow-out panel 30 of the containing portion 80 is in the range of 10 ° to 15 °.
- the angle ⁇ is 12.5 °.
- the arrangement of the support rods 85 with respect to the diagonal and the joint action of the air guide pieces 83 on the convex surface projecting out of the housing 80 make the air flow uniform at 360 ° around the rotation axis. To be distributed in
- a plurality of air guiding pieces 83 are provided at the edge of the convex surface protruding out of the housing portion 80 so that the air flow blown out from the axial flow fan 50 is uniformly distributed,
- the air guide pieces 83 are disposed substantially parallel to the axis of the axial flow fan 50 at the edge.
- Each air guiding piece 83 is vertically provided at the edge of the convex surface 86 projecting outward.
- Each air guiding piece 83 may be shifted in the flow direction of the air flow.
- each edge may be provided with three air guiding pieces.
- Each air guiding piece 83 has an intake end directed to the axial fan 50 and a blowout end opposite to the intake end.
- the air guide pieces 83 are provided offset with respect to the radial direction of the axial flow fan 50.
- the blowout ends of some air guide pieces 83 (generally, close to the support rod 85) , To shift to the corner.
- the accommodating portion 80 is attached to the inside of the case 18, the blowout ends of the air guide pieces 83 are shifted so as to be directed to the corners of the blowout panel 30 of the air conditioning indoor unit 1.
- a plurality of air guide pieces 83 are provided at the edge of one side surface of the housing 80 facing the axial fan 50.
- the air guide pieces 83 are integrally formed with the receiving portion 80, but may be fixed to the edge of the receiving portion 80 by another fixing method.
- the air guide pieces 83 are used as an air flow guide structure. For example, as described later in detail, an angle is specifically set to the air guiding piece 83, and by such setting, the air flow is uniformly derived from the air outlet 31 of the air outlet panel 30. .
- the housing 80 has an outline that is substantially square in a plane perpendicular to the axis of the axial flow fan 50. Correspondingly, the housing 80 has four sides and four corners.
- the corners of the accommodating portion 80 respectively correspond to the corners of the blowing panel 30 and It is basically aligned.
- the blowing panel 30 has a corner, and when the air flow from the axial fan 50 is blown, the amount of air flowing through the corner of the blowing panel 30 is small.
- the support rod 85 By arranging the support rod 85 at a constant distance downstream of the corner of the blowout panel 30 or the corner of the main body 20 with respect to the rotational direction of the axial fan 50, the air flow can be corner of the blowout panel 30. Can be guided by
- first air guide piece 831 is on the right side of the center line A of the housing 80.
- the second air guiding piece 832 is on the right side of the center line A of the housing 80.
- the wind guide fins 32 of the blowout panel 30 via the center of the housing portion 80 in the lateral cross section of the main body 10 (that is, a plane perpendicular to the axis of the axial flow fan 50) with the center line A of the housing portion.
- the first air guiding piece 831 includes a suction portion 811 and a blowing portion 812.
- the blowout portion 812 is distorted toward the corner of the housing portion 80, and correspondingly, is also distorted toward the corner of the blowout panel 30 or the corner of the main body 10.
- FIG. 6B since the blowout portion 812 of the first air guide piece 831 is made thin, it contributes to concentrating the air flow on the blowout portion 812 and prevents the air flow from being separated. In the plane shown in FIG.
- the angle between the tangent at the outlet end of the outlet 812 of the first air guiding piece 831 and the straight line on which the support rods on the same side are projected is ⁇ , 5 ° ⁇ ⁇ ⁇ 15 °
- ⁇ 7 ° ⁇ ⁇ ⁇ 10 °
- ⁇ 8.5 ° It is.
- the suction portion 811 is thicker than the blowing portion 812.
- the suction portion 811 of the first wind guide piece 831 includes a wind surface 815 and a wind surface 816.
- the angle between the tangent at the intake end point of the windward surface 815 and the centerline A is ⁇ 1, the angle between the windward surface 816 and the centerline A is ⁇ 2, and ⁇ 1 is smaller than ⁇ 2.
- the angle ⁇ 1 is 13 ° or more and 23 ° or less
- the angle ⁇ 2 is 25 ° or more and 35 ° or less. More preferably, the angle ⁇ 1 is 18.5 ° and the angle ⁇ 2 is 30.8 °.
- tangent A1 which exists in the point with the shortest distance from the centerline A in the leeward surface of the 1st wind guide piece 831 is substantially parallel to the centerline A.
- a line A2 connecting the intake end point of the first air guide piece 831 and the discharge end point is substantially parallel to the center line A.
- the first air guiding piece 831 is provided downstream of the support rod 85, and the distance between the first air guiding piece and the center line A of the housing portion 80 corresponds to the support rod 85. And the first air guiding piece 831 can guide the air flow closer to the center line A of the housing portion 80 to the corner portion of the blowing panel 30 because the distance is smaller than the distance between the center portion A of the housing portion 80 and .
- the second air guide pieces 832 are provided downstream of the first air guide pieces 831 on the same side of the housing portion 80.
- the distance between the second air guiding piece 832 and the first air guiding piece 831 is D, and usually D ⁇ 60 mm.
- the set angle of the second air guiding piece 832 is different from that of the first air guiding piece 831.
- the second air guiding piece 832 has a suction portion 821 and a blowing portion 822.
- the blowout portion 822 of the second wind guide piece 832 is substantially perpendicular to the side of the housing portion 80, and correspondingly, the blowout portion 822 is also perpendicular to the wind guide fins 32 in the blowout panel 30. As a result, the air flow vertically flows along the blowout portion 812 to the blowout port.
- the suction portion 821 of the second air guiding piece 832 is distorted toward the center line A.
- the suction portion 821 has a windward surface and a windward surface.
- the angle ⁇ 3 between the tangent at the suction end point of the windward surface of the suction portion 821 and the center line A is smaller than the angle ⁇ 4 between the tangent at the suction end point of the windward surface of the suction portion 821 and the center line A.
- ⁇ 3 ⁇ 4 Preferably, the second air guiding piece 832 includes a windward surface and a windward surface.
- the tangent at the suction end point of the leeward surface of the second air guiding piece 832 passes through the center point O of the housing 80.
- the center point O of the housing 80 is located at the rotational axis of the axial fan 50.
- FIG. 9A on the windward surface, a line connecting the intake end point of the second air guide piece 832 and the blowout end point is L2.
- the leeward surface of the second air guide piece 832 and the edge of the accommodation portion 80 intersect at a second point where the line connecting to the center point O is L3.
- the line L2 is substantially parallel to the line L3.
- FIG. 9B the upwind surface of the second airflow guidance piece 832 and the edge of the housing portion 80 intersect at a first point.
- An angle formed by a center line A and a line L4 connecting the first point and the intake end point on the windward surface of the second air guide piece 832 is ⁇ 2.
- ⁇ 2 18.5 ° It is.
- one third air guide piece (not shown) is provided downstream of the second air guide piece 832 in the rotational direction of the axial fan 50. It may be further provided to give priority to the wind guide effect.
- the third air guide piece has a suction portion and a blow out portion. The blowout portion of the third wind guide piece is provided to be substantially perpendicular to the wind guide fins 32 of the blowout panel 30.
- the rectangular guiding portion 83 is one side of the accommodating portion 80. It is provided at a position obtained by dividing the edge by N + 1.
- N pieces of air guide pieces 83 are provided (N is a natural number of 2 or more)
- the intersection of the leeward surface and the edge of the air guide pieces 83 corresponds to N + 1 of one side edge of the accommodating portion 80 It is provided at the divided position.
- the air guiding piece 83 extends beyond the edge of the housing portion 80.
- the radially extending distance does not exceed the radially outer edge of the fins 51 of the fan 50.
- the outer edge of the air guide piece 83 is located radially inward of the outer edge of the fin 51 of the axial fan 50 in the radial direction with respect to the axial line of the axial fan 50.
- all the wind guiding pieces 83 in one housing portion 80 have the radially outermost ends located on the same circumference surrounding the rotation axis of the axial flow fan 50, and the circumference is a wind guiding It is concentric with the ring 21.
- the accommodating portion 80 for arranging the electric component 60 is at least partially an axial fan 50. Is fitted into the central recess surrounded by the fins 51 of FIG. In particular, at least a portion of the convex surface 86 protruding outward of the housing portion 80 is fitted in the central recess surrounded by the fins 51 of the axial flow fan 50. As can be seen from the side sectional view of the air conditioning indoor unit 1 shown in FIG. 2, the top of the housing 80 is higher than the plane at the lowermost edge of the fins 51 of the axial flow fan 50. Then, as shown in FIG.
- the air guide pieces in the housing portion 80 are located below the fins 51, and the radial outer edge of the air guide pieces 83 is located inside the radial outer edge of the fins 51. That is, in a plan view, the air guide pieces 83 extend so as not to exceed the radial outer edge of the fins 51.
- the air guide pieces 83 do not extend to the position of the outlet 31 in the outlet panel 30.
- the extending range of the air guide pieces 83 in the housing portion 80 does not exceed the inner frame 35 of the blowout panel 30.
- the inner frame 35 is located below the radially outer edge of the air guiding piece 83, and the air flow derived by the air guiding piece 83 is concentrated before flowing to the outlet, and the air flow is not separated. .
- FIG. 8 shows another preferred embodiment of the present invention.
- the blowout panel 30 is mounted on the inner frame 35, the outer frame 33, the blowout port 31 between the inner frame 35 and the outer frame 33, and the blowout panel 30 so as to be pivotally mounted.
- a fin 32 The outer frame 33 of the blowout panel 30 includes a guide portion 36 located downstream of the blowout port of the air guide ring 21.
- the guide portion 36 has an oblique surface or an arc surface protruding outward.
- the guide portion 36 extends around the rotation axis of the axial fan 50 over the entire circumference.
- the guide part 36 is a part integrated with the outer frame 33 of the blowing panel 30.
- the guide portion 36 is provided as one individual member, and is integrally molded of, for example, a resin. It can also be assumed that the individual members are fitted to the blow-out panel and formed as part of the outer frame 33 by means of a fixing device such as an engagement structure or a fastener.
- a blast passage is formed between the convex surface 86 on the upper side of the housing portion 80 and the guide portion 36. This air flow path allows the air flow to smoothly flow from the air guide ring 21 to the air outlet of the air outlet panel 30.
- the air guide pieces 83 in the housing portion 80 extend in the air passage formed by the convex surface 86 and the guide portion 36.
- the air guiding piece 83 is provided in the housing portion 80 of the electric component located on the outlet side below the axial flow fan 50. For this reason, the blowoff air flow from the axial fan 50 is uniformly distributed.
- the blowout portion 812 of the air guide piece 83 so as to be distorted at the corner of the blowout panel 30 or at the corner of the main body 10, the problem of air flow loss at the corner is solved. A blast of ° was realized.
- the support rods 85 for holding the accommodating portion 80 are offset from the corners of the main body 10 or the blowout panel 30 at a predetermined distance downstream in the rotational direction of the axial fan. This reduces the obstruction to the air flow at the corners.
- the suction portion and the blow-out portion 812 of the air guide piece 83 at the edge of the storage portion 80 are set at a specific angle with respect to the center line of the storage portion 80, and the wind surface and wind surface in the suction portion are with respect to the center line Different angles are made. For this reason, the air flow is blown out extremely uniformly from the blowout port, and the human comfort is most improved.
- the air flow interference by the air guide pieces 83 is extremely small, and the noise generated for that portion is reduced to the minimum.
- the windward surface of the support rod 85 facing the air flow is formed like an arc projecting outward.
- the cross section of the support rod 85, which is perpendicular to the extending direction, is placed in an olive shape in which the two tips are sharp and the central part is roughened.
- the upwind surface of the support rod 85 is a projecting arc-like surface, which further reduces the obstruction to the air flow at the corner by the support rod.
- the electrical components 60 in the housing 80 need to be wired.
- a wiring portion for example, a cable receiving groove may be formed on the leeward side facing the air flow of the support rod 85.
- the support rod 85 extends from the housing portion 80 in a direction away from the rotation axis of the axial flow fan 50. In the direction of extension, the support rods 85 are gradually tapered, and further reduce the blocking effect on the air flow to guide the air flow to be uniformly distributed.
- the storage unit 80 may be fixed to the blowout panel 30.
- the edge of the housing portion 80 may be connected to the back surface of the blowout panel 30, and the cover plate 70 may directly cover the mounting surface of the housing portion 80.
- the lid plate 70 is preferably connected to the blow-out panel 30 by an engagement structure. When it is necessary to perform maintenance or replacement on the electric component 60 inside the housing portion 80, maintenance work can be performed only by removing the cover plate 70 from the lower side of the ceiling (from the blowout panel 30).
- the cover plate 70 located at an intermediate position of the blowout port 31 of the blowout panel 30 has a rectangular shape, but may have another shape.
- the lid plate 70 is generally resin-molded. For example, by attaching the LED light directly into the housing portion 80 and using the one made of a transparent resin as the cover plate 70, light from the LED light can be emitted through the transparent cover plate 70. It is also good.
- the air conditioning indoor unit 1 in the present invention may be changed in other change modes.
- the air conditioning indoor unit may be formed in a cylindrical shape as a whole.
- the main body of the air conditioning indoor unit is formed in a cylindrical shape and has a cylindrical case.
- the axial fan, the heat exchanger, the drainage board, and the air guide member are accommodated inside a cylindrical case.
- the blowout panel is preferably formed in a circular shape.
- the outlet is provided around the outlet panel.
- An intake face is formed on the arc side of the cylindrical body, and the electrical component is likewise provided below the axial fan.
- the air conditioning indoor unit 1 of the present invention wind is sucked from the side portion 11 by the axial fan 50 and blown out from the bottom side. Therefore, the vertical size of the entire air conditioning indoor unit can be reduced, and the height of the ceiling can be reduced. For example, in one embodiment, the cooling efficiency can satisfy predetermined requirements while the overall height of the air conditioning indoor unit 1 is maintained at 300 mm or less.
- the blowing panel may be set to a 640 mm ⁇ 640 mm square to facilitate installation.
- the case 18 fitted in the ceiling may be provided in a size of 580 mm ⁇ 580 mm.
- the air conditioning indoor unit 1 having such a size is particularly applicable to mounting on an integrated ceiling.
- the air conditioning indoor unit 1 in the present invention may be mounted after removing the ceiling module.
- the panel has a size that just covers the slit of the opening.
- such an air conditioning indoor unit 1 may be mounted in the opening established in the integrated ceiling.
- the electrical component 60 in the air conditioning indoor unit 1 of the present invention is closely attached to the blowout panel 30 on the blowout side of the axial flow fan 50. For this reason, maintenance on the electrical component 60 is very convenient, and it is possible to operate from below the ceiling simply by removing the cover plate 70 at the middle part of the blowout panel 30.
- the arrangement of the support rods 85 of the housing portion 80 of the electric component 60 and the air guide pieces 83 thereof enables the air flow blown out from between the edge of the wind guide ring 21 and the edge of the housing portion 80 around the rotation axis. It is uniformly distributed at 360 °.
- the blowout by the air conditioning indoor unit 1 is smooth and uniform, and is also energy saving, thereby improving human comfort.
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- Engineering & Computer Science (AREA)
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- Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)
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- Devices For Blowing Cold Air, Devices For Blowing Warm Air, And Means For Preventing Water Condensation In Air Conditioning Units (AREA)
Abstract
Description
5°≦α≦15°
となる。このような、吹出部にかかる角度の設定によれば、気流を隅部に案内することが容易になる。
13°≦β1≦23°
となる。また、風下面の接線と、収容部の中心線とのなす角度をβ2とすると、
25°≦β2≦35°
となる。
12°≦α2≦25°
となる。
5°≦α≦15°
好ましくは、
7°≦α≦10°
より好ましくは、
α=8.5°
である。
10mm≦L1≦20mm
であり、より好ましくは、
L1=15mm
である。
β3<β4
好ましくは、第2の導風片832は、風上面と風下面とを含む。第2の導風片832の風下面の吸気端点にある接線は、収容部80の中心点Oを通過する。好ましくは、収容部80の中心点Oは軸流ファン50の回転軸線に位置する。
12°≦α2≦25°
となる。好ましくは、
15°≦α2≦20°
となり、より好ましくは、
α2=18.5°
である。
10 本体
11 側部
18 ケース
21 導風部材(導風環)
26 排水盤
30 吹出しパネル
31 吹出口
32 導風フィン
33 外枠
35 内枠
36 案内部
40 熱交換器
50 軸流ファン
51 フィン
60 電気部品
61 電気ボックス
70 蓋板
80 収容部
83 導風片
831 第1の導風片
811 第1の導風片における吸込部
812 第1の導風片における吹出部
815 第1の導風片における吸込部の風上面
816 第1の導風片における吸込部の風下面
832 第2の導風片
821 第2の導風片における吸込部
822 第2の導風片における吹出部
85 支持ロッド
86 凸面
88 水平延伸部
Claims (25)
- トップ側と、ボトム側と、前記トップ側と前記ボトム側とを接続する側部(11)とを有し、前記側部に吸気面が設けられている、本体(10)と、
前記本体の前記ボトム側の少なくとも一部を覆い、吹出口(31)を有する、吹出しパネル(30)と、
前記本体の内部に配置され、軸線方向が前記トップ側と直交する軸流ファンであって、前記軸流ファンの回転時、吸気側と吹出側が形成され、前記吹出側が前記軸流ファンの下方に位置し、前記吹出側が前記吹出しパネル(30)に向いている、軸流ファン(50)と、
前記吸気面の内側に位置し、前記軸流ファンを囲んで設けられている、熱交換器(40)と、
前記軸流ファンの下方に設けられている、電気部品(60)と、
を備える空調室内機(1)。 - 前記電気部品(60)を収容するための収容部(80)、
をさらに備える、請求項1に記載の空調室内機。 - 前記収容部(80)は、少なくとも一部が、前記軸流ファン(50)のフィン(51)で囲まれた中心部に嵌め込まれている、
請求項2に記載の空調室内機。 - 前記収容部(80)の前記軸流ファン(50)に面する一方の側には、導風構造が設けられている、
請求項2又は3に記載の空調室内機。 - 前記導風構造は、導風片(83)であり、
前記導風片(83)は、前記収容部(80)の縁部に設けられている、
請求項4に記載の空調室内機。 - 前記導風構造は、吸込部(811)と吹出部(812)とを有する第1の導風片(831)を含み、
前記吹出部(812)が、前記吹出しパネル(30)の隅部、及び/または、前記本体(10)の隅部、に向かって歪んでいる、
請求項4に記載の空調室内機。 - 前記軸流ファン(50)は、気流が、前記吸気面から吸い込まれ、前記吹出口(31)から吹き出されるように、第1の方向に回転し、
前記収容部(80)は、支持ロッド(85)によって前記本体(10)または前記吹出しパネル(30)に固定されており、
前記導風構造は、前記第1の方向において前記支持ロッド(85)の下流に設けられている第1の導風片(831)を含む、
請求項4に記載の空調室内機。 - 前記軸流ファン(50)の軸線に直交する平面において、前記第1の導風片(831)における吹出部の端点にある接線と、前記支持ロッド(85)が前記平面に投影された直線と、のなす角度がαであり、
5°≦α≦15°
となる、
請求項7に記載の空調室内機。 - 前記吹出しパネル(30)は、隅部を有し、
前記支持ロッド(85)は、前記隅部に対して、前記第1の方向において下流に向かって一定の距離でずれている、
請求項7または8に記載の空調室内機。 - 前記収容部(80)の前記吹出しパネル(30)における導風フィンに直交して延伸する中心線に対する前記支持ロッドの角度θは、10°~15°の範囲となる、
請求項7から9のいずれか1項に記載の空調室内機。 - 前記第1の導風片(831)は、風上面(815)と、風下面(816)と、を有し、
前記第1の導風片(831)における吸気端点にある、前記風上面(815)の接線と、前記収容部(80)の前記吹出しパネル(30)における導風フィンに直交する中心線とのなす角度がβ1であり、
前記吸気端点にある、前記風下面(816)の接線と、前記収容部(80)の前記吹出しパネル(30)における導風フィンに直交する中心線とのなす角度がβ2であり、
β1がβ2よりも小さい、
請求項7から10のいずれか1項に記載の空調室内機。 - 前記第1の導風片(831)における前記吸気端点にある、前記風上面(815)の接線と、前記収容部(80)の中心線とのなす角度はβ1であり、
13°≦β1≦23°
となる、
請求項11に記載の空調室内機。 - 前記第1の導風片(831)における前記吸気端点にある、前記風下面(816)の接線と、前記収容部(80)の中心線とのなす角度はβ2であり、
25°≦β2≦35°
となる、
請求項11または12に記載の空調室内機。 - 前記導風構造は、導風片(83)であり、
前記導風片(83)は、前記収容部(80)の縁部を超えて延伸する、
請求項4または5に記載の空調室内機。 - 前記軸流ファン(50)は、気流が、前記吸気面から吸い込まれ、前記吹出口から吹き出されるように、第1の方向において回転し、
前記収容部(80)は、前記第1の方向において前記第1の導風片(831)よりも下流に設けられている第2の導風片(832)、をさらに有し、
前記第1の導風片(831)と前記第2の導風片(832)は、気流を前記吹出しパネル(30)における同一の側の導風フィンに案内するように設けられており、
前記第2の導風片(832)は、吸込部(821)と、吹出部(822)とを有し、
前記第2の導風片の吹出部(822)は、前記吹出しパネル(30)における導風フィンと略直交する、
請求項6または7に記載の空調室内機。 - 前記収容部(80)には、前記第1の方向において前記第2の導風片(832)よりも下流に設けられている第3の導風片がさらに設けられており、
前記第1の導風片(831)、前記第2の導風片(832)、および前記第3の導風片は、気流を前記吹出しパネル(30)における同一の側の導風フィンに案内するように設けられている、
請求項15に記載の空調室内機。 - 前記収容部(80)は、中心線(A)を有し、
前記第1の導風片(831)は、風上面(815)と、風下面(816)と、を有し、
前記第1の導風片(831)の前記風下面(816)における、距離が前記中心線(A)に最も短い点にある接線(A1)は、前記中心線(A)に略平行となっている、
請求項6に記載の空調室内機。 - 前記収容部は、中心線(A)を有し、
前記第1の導風片(831)の風上面(815)における吸気端点と吹出端点とを結ぶ線(A2)は、前記中心線(A)に略平行となっている、
請求項6又は17に記載の空調室内機。 - 前記収容部は、中心点(O)を有し、
前記第2の導風片(832)は、風上面(821)と、風下面(822)と、を有し、
前記第2の導風片(832)の前記風下面(822)における吸気端点にある接線は、前記収容部(80)の前記中心点(O)を通過する、
請求項15に記載の空調室内機。 - 前記収容部は、中心点(O)を有し、
前記第2の導風片(832)は、前記収容部(80)の縁部を超えて延伸し、
前記第2の導風片(832)は、風上面(821)と、風下面(822)と、を有し、
前記第2の導風片(832)の風上面(821)における吸気端点と吹出端点とを結ぶ線はL2であり、
前記第2の導風片(832)の前記風下面(822)と、前記収容部(80)の前記縁部とは、第2の点において交差し、
前記第2の点と前記収容部(80)の中心点(O)とを結ぶ線はL3であり、線L2は線L3に略平行となる、
請求項15に記載の空調室内機。 - 前記収容部は、中心線(A)を有し、
前記第2の導風片(832)は、風上面(821)と、風下面(822)と、を有し、
前記第2の導風片(832)は、前記収容部(80)の縁部を超えて延伸し、
前記第2の導風片(832)の風上面(821)と、前記収容部(80)の縁部とは、第1の点において交差し、
前記第1の点と前記第2の導風片(832)における吸気端点とを結ぶ線は、L4であり、
線L4と前記中心線(A)とのなす角度は、α2であり、
12°≦α2≦25°
となる、
請求項15に記載の空調室内機。 - 前記収容部(80)は、方形であり、
前記導風構造は、導風片(83)であり、
前記収容部(80)の前記一方の側の縁に前記導風片(83)がN個設けられている場合(Nが2以上の自然数)、前記導風片(83)は、前記収容部(80)の前記一方の側の縁をN+1等分した位置に設けられている、
請求項4に記載の空調室内機。 - 前記導風片(83)と、前記軸流ファン(50)の軸線とは平行である、
請求項5に記載の空調室内機。 - 前記支持ロッド(85)は、気流に面する風上側と、気流に背向する風下側と、を有し、
前記支持ロッド(85)の前記風下側には、配線部が設けられている、
請求項7に記載の空調室内機。 - 前記吹出しパネル(30)の中央部に設けられ、前記電気部品(60)と位置合せが為されている蓋板(70)、
をさらに備え、
前記電気部品(60)は、電気ボックスと、制御装置と、LEDライトと、無線通信装置と、空気弁と、電動弁と、投影装置と、のうち、1つまたは複数を含む、
請求項1から24のいずれか1項に記載の空調室内機。
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EP18820840.9A EP3643983B1 (en) | 2017-06-23 | 2018-06-22 | Air conditioning indoor unit |
ES18820840T ES2888629T3 (es) | 2017-06-23 | 2018-06-22 | Unidad interior de aire acondicionado |
JP2019525707A JP6927302B2 (ja) | 2017-06-23 | 2018-06-22 | 空調室内機 |
US16/625,921 US11441812B2 (en) | 2017-06-23 | 2018-06-22 | Air conditioning indoor unit |
AU2018288739A AU2018288739B2 (en) | 2017-06-23 | 2018-06-22 | Air conditioning indoor unit |
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CN201710488931.4A CN109114678B (zh) | 2017-06-23 | 2017-06-23 | 空调室内机 |
CN201710488034.3 | 2017-06-23 | ||
CN201710488034.3A CN109425032B (zh) | 2017-06-23 | 2017-06-23 | 空调室内机 |
CN201720744356.5U CN207350489U (zh) | 2017-06-23 | 2017-06-23 | 空调室内机 |
CN201720744356.5 | 2017-06-23 |
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EP (1) | EP3643983B1 (ja) |
JP (1) | JP6927302B2 (ja) |
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