WO2008068838A1 - 空気調和機の室内機 - Google Patents
空気調和機の室内機 Download PDFInfo
- Publication number
- WO2008068838A1 WO2008068838A1 PCT/JP2006/324207 JP2006324207W WO2008068838A1 WO 2008068838 A1 WO2008068838 A1 WO 2008068838A1 JP 2006324207 W JP2006324207 W JP 2006324207W WO 2008068838 A1 WO2008068838 A1 WO 2008068838A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- air
- case
- indoor unit
- hole
- output shaft
- Prior art date
Links
Classifications
-
- 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
- F24F1/0011—Indoor units, e.g. fan coil units characterised by air outlets
-
- 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
- F24F1/0057—Indoor units, e.g. fan coil units characterised by mounting arrangements mounted in or on a wall
-
- 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
- F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
- F24F13/14—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre
- F24F13/1426—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre characterised by actuating means
- F24F2013/1433—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre characterised by actuating means with electric motors
-
- 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
- F24F13/22—Means for preventing condensation or evacuating condensate
- F24F2013/221—Means for preventing condensation or evacuating condensate to avoid the formation of condensate, e.g. dew
Definitions
- the present invention relates to an indoor unit of an air conditioner including a motor that drives a horizontal wind direction plate.
- an air conditioner indoor unit that includes a motor that drives a horizontal wind direction plate, such as the air conditioner indoor unit described in Patent Document 1.
- a through hole is formed in the side wall that forms the ventilation path.
- the connecting rod of the horizontal wind direction plate is connected to mechanical parts such as a motor and a link arranged inside the indoor unit main body and outside the ventilation path.
- Patent Document 1 Japanese Unexamined Patent Publication No. 2005-140460
- the indoor unit described in Patent Document 1 includes a lid for shutting off motors and mechanical components from outside air, but it is difficult to completely shut off heat conduction between the inside and outside of the indoor unit body. Therefore, it is difficult to suppress the formation of condensation on motors and mechanical parts.
- An object of the present invention is to provide an indoor unit of an air conditioner that can prevent the occurrence of condensation of a motor and mechanical parts due to leakage of conditioned air to a drive unit of a ventilation path force wind direction changing means.
- An indoor unit of an air conditioner includes a wind path component, wind direction changing means, and a drive unit.
- An air path component is a member which comprises an air path.
- the wind direction changing means is installed inside the wind path.
- the wind direction changing means changes the wind direction of the conditioned air blown into the room.
- the drive unit is installed outside the air passage.
- the drive unit is Drives the wind direction changing means.
- the drive unit has a motor, a mechanical component, a case, and a rotation output shaft.
- the mechanical component transmits the output of the motor.
- the case covers the motor and mechanical parts.
- the rotary output shaft outputs the motor output transmitted through the mechanical parts to the outside of the case.
- a first through hole is formed in the air passage component member.
- the first through hole allows the rotary output shaft to pass through the air passage.
- a blocking structure is formed around the first through hole. The blocking structure blocks communication between the inside of the drive unit and the air path.
- a blocking structure that blocks the communication between the inside of the drive unit and the air path is formed, so that condensation of the motor and mechanical parts due to the leakage of conditioned air to the drive unit of the wind path force and wind direction changing means is prevented. It is possible to prevent.
- An indoor unit of an air conditioner according to a second invention is the indoor unit according to the first invention, and the blocking structure has a first fitting portion.
- the first fitting portion is configured by fitting the rotation output shaft and the first through hole of the air passage constituting member.
- the blocking structure has the first fitting portion configured by fitting the rotation output shaft and the first through hole of the air path component, the rotation output shaft and the air path component It is possible to prevent leakage of conditioned air by fitting with the first through hole.
- the indoor unit of the air conditioner of the third invention is the indoor unit of the second invention, wherein the first fitting portion further includes a seal material.
- the sealing material is disposed between the rotary output shaft and the inner surface of the first through hole.
- the first fitting portion further includes a seal material disposed between the rotation output shaft and the inner surface of the first through hole, the airtightness in the first fitting portion is further improved. It is possible to improve the effect of preventing conditioned air leakage.
- the indoor unit of the air conditioner of the fourth invention is the indoor unit of the third invention, and the sealing material is dull.
- the sealing material is grease, it is possible to improve the effect of preventing the conditioned air from leaking and improve the lubrication of the rotary output shaft.
- An indoor unit of an air conditioner according to a fifth aspect of the invention is the indoor unit according to any of the first to fourth aspects of the invention, wherein the blocking structure has a second fitting portion.
- the second fitting portion is configured by fitting a rotation output shaft and a second through hole formed in the case.
- the blocking structure has the second fitting portion configured by fitting the rotation output shaft and the second through hole formed in the case, the second structure between the rotation output shaft and the case is provided. By fitting with the through hole, it is possible to prevent leakage of conditioned air.
- An air conditioner indoor unit is the indoor unit of the second aspect, wherein the blocking structure has a third fitting portion.
- the third fitting portion is configured by fitting a convex portion and a concave portion.
- the convex portion is formed around the first through hole in the air path constituent member.
- the recess is formed in the case.
- the blocking structure has a third fitting portion configured by fitting a convex portion formed around the first through hole in the air passage component and a concave portion formed in the case.
- the fitting between the convex part of the airway component and the concave part of the case improves the adhesion between the rotary output shaft and the inner surface of the first through hole, and can further improve the effect of preventing conditioned air leakage. is there.
- An indoor unit of an air conditioner according to a seventh aspect of the present invention is the indoor unit according to any of the first to sixth aspects of the invention, for forming an air layer on a surface of the case facing the air path constituting member.
- An air layer forming part is further provided.
- the air layer forming part for forming the air layer is further provided on the surface of the case facing the air path constituting member, the air layer prevents heat conduction between the inside of the case and the air path. It is possible to prevent condensation from occurring due to the temperature drop of the air inside the case.
- An indoor unit of an air conditioner according to an eighth aspect of the present invention is the indoor unit of the seventh aspect, wherein the air layer forming part has a plurality of ribs. The air layer is formed between two adjacent ribs.
- heat conduction between the inside of the case and the air passage is prevented by an air layer formed between two adjacent ribs to prevent the occurrence of condensation due to the temperature drop of the air inside the case. Is possible.
- An air conditioner indoor unit is the indoor unit according to any one of the first to eighth aspects of the present invention, further comprising a heat insulating material.
- the heat insulating material is disposed between the airway constituent member and the case.
- the inside of the case is insulated by a heat insulating material disposed between the airway component and the case. It is possible to prevent heat conduction between the air passage and the air passage and prevent condensation from occurring due to the temperature drop of the air inside the case.
- the first invention it is possible to prevent condensation of the motor and the mechanical parts due to leakage of conditioned air from the air passage to the drive unit of the air direction changing means.
- the leakage of the conditioned air can be prevented by fitting the rotation output shaft and the first through hole of the air passage component member.
- the airtightness in the first fitting portion is further improved, and the effect of preventing the leakage of conditioned air can be improved.
- the effect of preventing the conditioned air from leaking is improved and the rotation output shaft? You can improve sliding.
- leakage of conditioned air can be prevented by fitting the rotary output shaft and the second through hole of the case.
- the fitting between the convex portion of the air passage component and the concave portion of the case improves the adhesion between the rotary output shaft and the inner surface of the first through hole, and leaks conditioned air.
- the prevention effect can be further improved.
- heat conduction between the inside of the case and the air passage can be prevented by the air layer, and condensation can be prevented from occurring due to a temperature drop of the air inside the case.
- the air layer formed between the two adjacent ribs prevents heat conduction between the inside of the case and the air passage, thereby causing condensation due to the temperature drop of the air inside the case. Can be prevented.
- the heat insulating material disposed between the air passage component and the case prevents heat conduction between the inside of the case and the air passage, thereby reducing the temperature of the air inside the case. Condensation can be prevented.
- FIG. 1 is a longitudinal sectional view of an indoor unit of an air conditioner according to an embodiment of the present invention.
- FIG. 2 is a configuration diagram of a portion around a horizontal wind direction plate of the indoor unit of FIG.
- FIG. 3 is an exploded perspective view showing a state before the drive unit of FIG. 2 is mounted.
- FIG. 4 is an enlarged cross-sectional view around the rotation output shaft of the indoor unit of FIG.
- FIG. 5 is a perspective view showing an internal configuration of the drive unit shown in FIG.
- FIG. 1 is a longitudinal section showing the internal configuration of an indoor unit of an air conditioner according to an embodiment of the present invention. A front view is shown.
- the indoor unit 1 is used by being attached to an indoor wall surface or the like, and is mainly a bottom case 2 having an air passage component 2a, an upper case 3, a main body portion having an indoor heat exchanger 4 and a cross flow fan 8. And a horizontal wind direction plate 5 which is a wind direction changing means, and a drive unit 6.
- the bottom case 2 covers the bottom side and the back side of the main body such as the indoor heat exchanger 4 and the cross flow fan 8.
- the upper case 3 is fitted to the bottom case 2 so as to cover the front side of the main body portion.
- an air path component 2 a configuring the air path 7 is formed on the upper surface side of the bottom case 2.
- the air passage component 2 a is formed with a first through hole 15 through which the rotation output shaft 14 passes through the inside of the air passage 7.
- the upper case 3 constitutes the front part of the indoor unit 1.
- the upper case 3 is provided with suction ports 3a and 3b.
- the indoor heat exchanger 4 is disposed so as to face the circumferential surface of the cross flow fan 8, and is mounted so as to surround the front, upper, and rear of the cross flow fan 8.
- indoor heat exchange ⁇ 4 when the cross flow fan 8 is rotated, the air drawn into the cross flow fan 8 from the suction ports 3a and 3b and the refrigerant passing through the inside of the indoor heat exchange ⁇ 4 Then, heat exchange is performed.
- the upper case 3 is provided with an air outlet 9 having an opening force along the long side direction (width direction) of the indoor unit 1. From this air outlet 9, the air flow generated by the cross flow fan 8 is blown into the room.
- the air passage 7 rectifies the air flow generated by the cross flow fan 8 and guides it to the air outlet 9.
- the air path 7 is formed by combining the bottom case 2 and the top case 3.
- a plurality of horizontal wind direction plates 5 and horizontal flaps 10 are provided inside the air passage 7.
- each of the plurality of horizontal wind direction plates 5 has an upper portion attached to the mounting plate 20 so as to be swingable left and right.
- the mounting plate 20 is fixed to the bottom case 2.
- the plurality of horizontal wind direction plates 5 can be swung left and right by the rotational driving force of the rotation output shaft 14 of the drive unit 6 so that the connection pin 19, the connection rod 17, the connection pin 18 and the It is connected to the rotary output shaft 14 through a screen 16.
- the plurality of horizontal wind direction plates 5 are connected to a common connecting rod 17 by connecting pins 19.
- Each horizontal wind direction plate 5 is connected to a connecting rod 17 so as to be rotatable around a connecting pin 19.
- the connecting rod 17 is connected to an arm 16 fixed to the rotation output shaft 14 via a connecting pin 18.
- the connecting rod 17 is connected to the arm 16 so as to rotate around the connecting pin 18.
- the horizontal flap 10 is for guiding the air flow blown into the room up and down, and is disposed in the vicinity of the air outlet 9.
- the horizontal flap 10 is a rectangular plate-like member that is long in the long side direction of the air outlet 9.
- the horizontal flap 10 is rotatable about an axis parallel to the long side direction of the air outlet 9 and is driven to rotate by a flap motor (not shown). Thereby, the horizontal flap 10 can guide the air flow up and down and can block the outlet 9.
- the drive unit 6 includes a motor 11, a link mechanism 12 that is a mechanism component that transmits the output of the motor 11, a case 13 that covers the motor 11 and the link mechanism 12, and a link mechanism. And a rotary output shaft 14 for outputting the output of the motor 11 transmitted through 12 to the outside of the case 13.
- the motor 11 also has a stepping motor force, and can select a rotational direction and a rotational angle, either clockwise or counterclockwise depending on an input signal, and transmit the rotational driving force to the link mechanism 12. .
- the link mechanism 12 transmits the rotational driving force of the motor 11 to the rotational output shaft 14.
- the link mechanism 12 includes a first arm 12a coupled to the drive shaft 11a of the motor 11, a coupling rod 12b, a coupling pin 12c that rotatably couples the first arm 12a and the coupling rod 12b, and a rotation.
- the second arm 12d is connected to the output shaft 14, and the connecting pin 12e is rotatably connected to the connecting rod 12b and the second arm 12d.
- the case 13 is composed of a case main body 13a opened downward and a bottom lid 13b.
- a blocking structure that blocks communication between the inside of the drive unit 6 and the air path 7 is provided around the first through hole 15 in the air path component 2 a of the bottom case 2. It is formed.
- the blocking structure of the present embodiment has three fitting parts, that is, a first fitting part 21 and a second fitting part. 23 and a third fitting portion 27.
- the first fitting portion 21 is configured by fitting the rotation output shaft 14 and the first through hole 15 of the air passage component 2 a of the bottom case 2.
- the first fitting portion 21 further includes grease 22 as a seal material disposed between the rotation output shaft 14 and the inner surface of the first through hole 15.
- the grease 22 can further improve the effect of preventing leakage of the conditioned air from the first through-hole 15 and improve the lubrication of the rotary output shaft 14.
- the second fitting portion 23 is configured by fitting the rotation output shaft 14 and the second through hole 24 formed in the case 13.
- the third fitting portion 27 is configured by fitting the convex portion 28 and the concave portion 29.
- the convex portion 28 is formed around the first through hole 15 in the air passage component 2 a of the bottom case 2.
- the recess 29 is formed in the case 13.
- the indoor unit 1 further includes an air layer forming part 31 for forming an air layer 32 on the surface of the case 13 that faces the air path component 2a.
- the air layer forming part 31 has a plurality of ribs 33.
- the air layer 32 is formed between two ribs 33 adjacent to each other.
- the indoor unit 1 further includes a heat insulating material 34 disposed between the air path component 2 a of the bottom case 2 and the case 13 of the drive unit 6.
- the heat insulating material 34 is made of a sheet-like material having heat insulating properties.
- the heat insulating material 34 is arranged so as to cover a portion of the upper surface of the case 13 where the air layer forming portion 31 is formed. Since the opening 34a is formed in the heat insulating material 34 at a position corresponding to the rotation output shaft 14 and the recess 29 of the drive unit 6, the rotation output shaft 14 and the recess 29 are formed in the first through hole 15 of the bottom case 2. And the projection 28 (see FIG. 4).
- a blocking structure (the first fitting portion 21, the second fitting portion 23, and the third fitting portion 27) that cuts off the communication between the inside of the drive unit 6 and the air passage 7 is formed. Therefore, it is possible to prevent the condensation of mechanical parts such as the motor 11 and the link mechanism 12 due to the leakage of conditioned air from the air passage 7 to the drive unit 6 of the horizontal wind direction plate 5.
- the blocking structure has the first fitting portion 21 configured by fitting the rotation output shaft 14 and the first through hole 15 of the air passage component 2a.
- the first fitting portion 21 further includes grease 22 as a sealing material disposed between the rotation output shaft 14 and the inner surface of the first through hole 15, the first fitting It is possible to further improve the airtightness at the joint 21 and improve the effect of preventing the leakage of conditioned air.
- the grease 22 is used as the sealing material, it is possible to improve the effect of preventing the leakage of conditioned air and improve the lubrication of the rotary output shaft 14.
- the blocking structure has the second fitting portion 23 configured by fitting the rotation output shaft 14 and the second through hole 24 formed in the case 13, By fitting the output shaft 14 and the second through hole 24 of the case 13, it is possible to prevent leakage of conditioned air.
- the blocking structure is configured by fitting a convex portion 28 formed on the periphery of the first through hole 15 in the air passage component 2a and a concave portion 29 formed on the case 13. 3 Since it has the fitting part 27, the fitting between the convex part 28 of the airway component 2a and the concave part 29 of the case 13 As a result, the adhesion between the rotary output shaft 14 and the inner surface of the first through hole 15 is improved, and the effect of preventing the leakage of conditioned air can be further improved.
- the indoor unit 1 of the embodiment further includes an air layer forming part 31 for forming the air layer 32 on the surface of the case 13 that faces the air path component 2a. It is possible to prevent heat conduction between the inside of the air passage 7 and the air passage 7 and to prevent the occurrence of condensation due to the temperature drop of the air inside the case 13.
- the indoor unit 1 prevents heat conduction between the inside of the case 13 and the air passage 7 by the air layer 32 formed between the two adjacent ribs 33 to prevent the air inside the case 13 from being empty. It is possible to prevent the occurrence of condensation due to a drop in the temperature of the air.
- the indoor unit 1 prevents heat conduction between the inside of the case 13 and the air passage 7 by the heat insulating material 3 4 disposed between the air passage constituent portion 2a and the case 13. It is possible to prevent condensation from occurring due to a drop in the internal air temperature.
- the horizontal wind direction plate 5 is adopted as the wind direction changing means.
- the present invention is not limited to this, but the vertical wind direction of the horizontal flaps 9 and 10 is not limited thereto. It is possible to use means for changing the wind direction changing means of the present invention.
- the present invention is not limited to this and is separate from the bottom case 2. You can use these members as airway components.
- the present invention can be applied to an indoor unit of an air conditioner including a motor that drives a horizontal wind direction plate.
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Air-Flow Control Members (AREA)
- Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2006/324207 WO2008068838A1 (ja) | 2006-12-05 | 2006-12-05 | 空気調和機の室内機 |
CN2006800564949A CN101542210B (zh) | 2006-12-05 | 2006-12-05 | 空调机的室内机 |
AU2006351545A AU2006351545B2 (en) | 2006-12-05 | 2006-12-05 | Indoor unit for air conditioner |
EP06833962.1A EP2093512A4 (en) | 2006-12-05 | 2006-12-05 | INDOOR MODULE FOR AIR CONDITIONING APPARATUS |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2006/324207 WO2008068838A1 (ja) | 2006-12-05 | 2006-12-05 | 空気調和機の室内機 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2008068838A1 true WO2008068838A1 (ja) | 2008-06-12 |
Family
ID=39491758
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2006/324207 WO2008068838A1 (ja) | 2006-12-05 | 2006-12-05 | 空気調和機の室内機 |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP2093512A4 (ja) |
CN (1) | CN101542210B (ja) |
AU (1) | AU2006351545B2 (ja) |
WO (1) | WO2008068838A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010065897A (ja) * | 2008-09-09 | 2010-03-25 | Daikin Ind Ltd | 空気調和装置の室内機 |
JP2013088074A (ja) * | 2011-10-20 | 2013-05-13 | Panasonic Corp | 空気調和機 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105571102B (zh) * | 2016-02-29 | 2019-03-26 | 珠海格力电器股份有限公司 | 空调室内机壳体、空调室内机及空调器 |
CN110500655A (zh) * | 2019-08-23 | 2019-11-26 | Tcl空调器(中山)有限公司 | 挂壁式空调器 |
JP7284686B2 (ja) * | 2019-10-30 | 2023-05-31 | 日立グローバルライフソリューションズ株式会社 | 冷蔵庫 |
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2006
- 2006-12-05 WO PCT/JP2006/324207 patent/WO2008068838A1/ja active Application Filing
- 2006-12-05 CN CN2006800564949A patent/CN101542210B/zh not_active Expired - Fee Related
- 2006-12-05 AU AU2006351545A patent/AU2006351545B2/en not_active Ceased
- 2006-12-05 EP EP06833962.1A patent/EP2093512A4/en not_active Withdrawn
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See also references of EP2093512A4 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010065897A (ja) * | 2008-09-09 | 2010-03-25 | Daikin Ind Ltd | 空気調和装置の室内機 |
JP2013088074A (ja) * | 2011-10-20 | 2013-05-13 | Panasonic Corp | 空気調和機 |
Also Published As
Publication number | Publication date |
---|---|
EP2093512A4 (en) | 2013-12-18 |
CN101542210B (zh) | 2011-06-08 |
EP2093512A1 (en) | 2009-08-26 |
AU2006351545B2 (en) | 2010-11-25 |
CN101542210A (zh) | 2009-09-23 |
AU2006351545A1 (en) | 2008-06-12 |
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