WO2018003544A1 - Dispositif de ventilation - Google Patents

Dispositif de ventilation Download PDF

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Publication number
WO2018003544A1
WO2018003544A1 PCT/JP2017/022271 JP2017022271W WO2018003544A1 WO 2018003544 A1 WO2018003544 A1 WO 2018003544A1 JP 2017022271 W JP2017022271 W JP 2017022271W WO 2018003544 A1 WO2018003544 A1 WO 2018003544A1
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WO
WIPO (PCT)
Prior art keywords
fan
exhaust
fan unit
air
housing
Prior art date
Application number
PCT/JP2017/022271
Other languages
English (en)
Japanese (ja)
Inventor
啓介 市川
暢宏 冨士
Original Assignee
株式会社Ｌｉｘｉｌ
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 株式会社Ｌｉｘｉｌ filed Critical 株式会社Ｌｉｘｉｌ
Publication of WO2018003544A1 publication Critical patent/WO2018003544A1/fr

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F7/00—Ventilation
    • F24F7/04—Ventilation with ducting systems, e.g. by double walls; with natural circulation
    • F24F7/06—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit
    • F24F7/08—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit with separate ducts for supplied and exhausted air with provisions for reversal of the input and output systems
    • 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

Definitions

  • the present invention relates to a ventilator, particularly a ventilator provided with a heat exchange element.
  • the ventilator as described in Patent Document 1 is attached to a wall so that an exhaust outlet formed in the back surface of the casing faces a wall hole formed in the wall. Therefore, depending on the installation area around the wall hole, it may be difficult to install the ventilation device. It is conceivable to form an exhaust outlet on the side of the housing and connect the exhaust outlet and the wall hole via a hose. However, if the hose is exposed, the appearance will be damaged, so it has never been avoided. . Although it is conceivable to manufacture a model ventilator with a blowout port formed on the back surface and a model ventilator with a blowout port formed on the side surface, respectively, the cost increases as the number of models increases.
  • the present invention has been made in view of such circumstances, and an object of the present invention is to provide a ventilation device capable of switching an exhaust outlet.
  • a ventilator is a heat exchanger for exchanging heat between a housing and air that is disposed in the housing and is sucked from outside and air that is sucked from indoors.
  • the device includes a device and a fan unit that is disposed in the housing and exhausts air sucked from indoors to the outside.
  • a plurality of exhaust outlets are formed in the housing, and the exhaust outlet serving as an exhaust destination of the fan unit is switched.
  • FIGS. 3A to 3C are a top view, a front view, and a bottom view, respectively, showing the ventilation device of FIG.
  • FIGS. 4A and 4B are views showing a ventilator according to the second embodiment.
  • Fig.5 (a), (b) is a figure which shows the ventilation apparatus which concerns on 2nd Embodiment.
  • FIGS. 6A and 6B are perspective views showing the movable part of the second fan case of FIG. It is a figure which shows the ventilation apparatus which concerns on a modification.
  • FIGS. 8A and 8B are views showing a ventilation device according to a modification.
  • FIG. 1 is a diagram illustrating an installation state of the ventilation device 100 according to the first embodiment.
  • the ventilation device 100 is attached to the wall surface 2 inside the building, and ventilates by supplying and exhausting air between the outside and the inside of the building.
  • the ventilation device 100 is attached to the wall surface 2 between the window 4 and the ceiling 6.
  • FIG. 2 is a perspective view of the ventilation device 100.
  • 3A to 3C are a top view, a front view, and a bottom view of the ventilation device 100, respectively.
  • the ventilation device 100 includes a housing 10, a heat exchange element 20, a first fan unit 30, a second fan unit 40, a first partition member 50, a second partition member 60, and a duct 70. .
  • the housing 10 has a long shape.
  • the housing 10 has a rectangular parallelepiped box shape in the present embodiment, and includes a first side surface portion 11, a second side surface portion 12, a third side surface portion 13, a fourth side surface portion 14, and a front surface portion 15. , And back portion 16.
  • the longitudinal direction of the housing 10 is assumed to be the x direction
  • the normal direction of the back surface portion 16 is assumed to be the y direction
  • the direction orthogonal to the x direction and the y direction is assumed to be the z direction.
  • the front portion 15 has a long shape that is long in the x direction.
  • the back surface portion 16 has a long shape that is long in the x direction and faces the front surface portion 15.
  • the back surface portion 16 comes into contact with the wall surface when the ventilation device 100 is attached to the wall surface of the building.
  • An air supply / exhaust port 16 a is formed in the back surface portion 16.
  • the ventilation device 100 is attached so that the air supply / exhaust port 16a faces a wall hole for air supply / exhaust formed on the wall surface.
  • the air supply / exhaust port 16a is formed in a circular shape in the present embodiment.
  • the air supply / exhaust port 16a is partitioned by a second partition member 60 into an air supply / intake port 16b and an exhaust air outlet 16c. Outdoor air is taken in from the air supply inlet 16b. From the exhaust outlet 16c, the indoor air taken into the housing 10 from the exhaust inlet 12a (described later) and heat-exchanged by the heat exchange element 20 as described later is discharged to the outdoors.
  • the first side surface portion 11 has a long shape that is long in the x direction, and is connected to the front surface portion 15 and the back surface portion 16.
  • the first side surface portion 11 is formed with an air supply outlet 11a for supplying air, which is taken into the housing 10 from the air supply inlet 16b and heat-exchanged by the heat exchange element 20, as will be described later. Has been.
  • air supply outlet 11a is formed at the end on the front portion 15 side.
  • the second side surface portion 12 has a long shape in the x direction, and is connected to the front surface portion 15 and the back surface portion 16 so as to face the first side surface portion 11.
  • the second side surface portion 12 is formed with an exhaust suction port 12 a for taking indoor (indoor) air into the housing 10.
  • the exhaust suction port 12a is formed at the end on the front portion 15 side.
  • the heat exchange element 20 is disposed in the housing 10 and exchanges heat between the air sucked from the outdoors and the air sucked from the indoors.
  • heat exchange element 20 has a hexagonal prism shape.
  • the heat exchange element 20 is formed by laminating a plurality of hexagonal heat transfer sheets in the y direction with a space therebetween via a spacer.
  • the heat transfer sheet is formed of a material having moisture permeability such as paper. Between the plurality of heat transfer sheets, an air supply flow path that forms part of a flow path through which air sucked from outside passes and an exhaust flow path that forms part of a flow path through which air sucked from indoors pass Are alternately formed in the y direction.
  • the heat exchange element 20 is formed such that the width in the z direction is the same as or slightly shorter than the width in the z direction of the accommodation space in the housing 10 (for example, 10 to 20 mm).
  • the housing 10 is formed such that the width of the housing space in the z direction is the same as or slightly longer than the width of the heat exchange element 20 in the z direction.
  • the first partition member 50 is disposed in the first space 81 in the housing 10 so as to be adjacent to the heat exchange element 20 in the x direction.
  • the first space 81 is a space in the housing 10 adjacent to the heat exchange element 20 in the x direction.
  • the first partition member 50 is a plate-like member in the present embodiment, and is arranged so that its two main surfaces face the first side surface portion 11 and the second side surface portion 12, respectively.
  • the first space 81 is partitioned by the first partition member 50 into a first chamber 91 on the first side surface portion 11 side and a second chamber 92 on the second side surface portion 12 side.
  • the first chamber 91 is provided on the downstream side of the air supply passage and communicates with the outlet 21b of the air supply passage.
  • the second chamber 92 is provided on the upstream side of the exhaust passage and communicates with the inlet 22a of the exhaust passage.
  • the second partition member 60 is disposed in the second space 82 in the housing 10 so as to be adjacent to the heat exchange element 20 in the x direction.
  • the second space 82 is a space in the housing 10 adjacent to the heat exchange element 20 in the x direction, and is a space located on the opposite side of the first space 81 with respect to the heat exchange element 20 in the x direction.
  • the second partition member 60 is a plate-like member in the present embodiment, and is disposed in the housing 10 so that the two main surfaces thereof face the first side surface portion 11 and the second side surface portion 12, respectively.
  • the second space 82 is partitioned by the second partition member 60 into a third chamber 93 on the first side surface portion 11 side and a fourth chamber 94 on the second side surface portion 12 side.
  • the third chamber 93 is provided on the downstream side of the exhaust passage and communicates with the outlet 22b of the exhaust passage.
  • the fourth chamber 94 is provided on the upstream side of the air supply passage and communicates with the inlet 21a of the air supply passage.
  • the air supply / exhaust port 16a is partitioned by the second partition member 60 into the air supply / intake port 16b and the exhaust air outlet 16c.
  • the first fan unit 30 is accommodated in the first space 81.
  • the first fan unit 30 includes a first fan case 31, a first fan 32, and a first motor 33.
  • the first fan case 31 is a conch case.
  • the first fan 32 is a centrifugal blower such as a sirocco fan, for example.
  • the first fan 32 is accommodated in the first fan case 31.
  • the first motor 33 is fixed to the first fan case 31, and its motor shaft (not shown) enters the first fan case 31 and is attached to the first fan 32. When the first motor 33 is driven and the first fan 32 rotates, air is sucked from the suction port 31a and blown out from the blower port 31b.
  • the first fan unit 30 is fixed to the first partition member 50 in a state where the first fan case 31 is placed on the first partition member 50.
  • the first fan unit 30 is arranged such that the acute angle formed by the rotation axis R of the first fan 32 and the z direction is 90 degrees or less.
  • the first fan unit 30 is arranged such that an acute angle formed by the rotation axis R of the first fan 32 and the z direction is 45 degrees or less. Note that the smaller the acute angle formed between the rotation axis R of the first fan 32 and the z direction, the better.
  • the first fan unit 30 forms the rotation axis R of the first fan 32 and the z direction. Arrangement is made so that the acute angle is 0 degree, that is, the rotation axis R of the first fan 32 and the z direction are parallel to each other.
  • the first fan unit 30 is disposed across the first chamber 91 and the second chamber 92. Specifically, in the first fan unit 30, at least a part of the first fan case 31 (and at least a part of the first fan 32) is positioned in the first chamber 91, and at least a part of the first motor 33 is included. It arrange
  • the first fan unit 30 is configured such that at least a part of the first fan case 31 faces the outlet 21b of the heat exchange element 20 supply passage in the x direction, and at least one of the first motor 33 is disposed. Is disposed so as to face the inlet 22a of the heat exchange element 20 exhaust passage in the x direction.
  • the first fan case 31 faces the outlet 21b of the air supply passage and the inlet 22a of the exhaust passage in the x direction
  • the first motor 33 faces the inlet 22a of the exhaust passage in the x direction. The case is shown.
  • the second fan unit 40 is accommodated in the second space 82 in the housing 10.
  • the second fan unit 40 includes a second fan case 41, a second fan 42, and a second motor 43.
  • the second fan case 41, the second fan 42, and the second motor 43 are configured similarly to the first fan case 31, the first fan 32, and the first motor 33, respectively.
  • the second fan unit 40 is fixed to the second partition member 60 in a state where the second fan case 41 is placed on the second partition member 60.
  • the second fan unit 40 is arranged such that the acute angle formed by the rotation axis R of the second fan 42 and the z direction is 90 degrees or less.
  • the second fan unit 40 is arranged such that an acute angle formed by the rotation axis R of the second fan 42 and the z direction is 45 degrees or less. Note that the smaller the acute angle between the rotation axis R of the second fan 42 and the z direction is, the better.
  • the second fan unit 40 has the rotation axis R of the second fan 42 and the z direction.
  • the second fan 42 is arranged so that the acute angle is 0 degree, that is, the rotation axis R of the second fan 42 is parallel to the z direction.
  • the second fan unit 40 is disposed across the third chamber 93 and the fourth chamber 94. Specifically, in the second fan unit 40, at least a part of the second fan case 41 (and at least a part of the second fan 42) is located in the third chamber 93, and at least a part of the second motor 43 is included. It is arranged so as to be located in the fourth chamber 94. In FIG. 3B, the entire second fan case 41 is located in the third chamber 93, and the entire second motor 43 enters the fourth chamber 94 from the insertion hole 60 a formed in the second partition member 60. The case where the entire second motor 43 is located in the fourth chamber 94 is shown.
  • the second fan unit 40 is configured such that at least a part of the second fan case 41 faces the outlet 22b of the exhaust passage of the heat exchange element 20 in the x direction, and at least the second motor 43 A part of the heat exchange element 20 is disposed so as to face the inlet 21a of the air supply passage in the x direction.
  • the second fan case 41 faces the outlet 22b of the exhaust passage and the inlet 21a of the supply passage in the x direction, and the entire second motor 43 is in the x direction with the inlet 21a of the supply passage.
  • the opposite case is shown.
  • the duct 70 is a duct that extends from the air outlet 31 b of the first fan case 31 to the air supply outlet 11 a of the first side surface portion 11.
  • the duct 70 allows the first fan case 31 and the indoor space outside the housing 10 to communicate with each other.
  • the operation of the ventilation device 100 configured as described above will be described.
  • the first fan unit 30 and the second fan unit 40 are driven under the control of a control device (not shown).
  • a control device not shown.
  • outdoor air is sucked into the fourth chamber 94 from the air supply inlet 16b of the back surface portion 16, and flows into the first chamber 91 through the air supply passage of the heat exchange element 20.
  • the air is sucked into the first fan case 31 through the suction port 31a.
  • the air sucked into the first fan case 31 is blown out from the blower outlet 31b, and blown out through the duct 70 from the air supply blower outlet 11a of the first side surface portion 11 into the room.
  • the first fan unit 30 and the second fan unit 40 are arranged so as to sandwich the heat exchange element 20 in the x direction.
  • the rotation axis of the fan faces the z direction
  • the fan case and the fan are located in the first chamber 91 or the third chamber 93
  • the motor is located in the second chamber 92 or the fourth chamber 94. Placed in the state.
  • the ventilation device 100 indoor air is sucked into the second chamber 92 from the exhaust suction port 12 a formed in the second side surface portion 12.
  • air is blown out indoors from an air supply outlet 11 a formed in the first side surface portion 11 (side surface portion facing the second side surface portion 12) through the duct 70. That is, since the indoor air entrance / exit is formed on the opposing side surface portions, occurrence of a short circuit is suppressed. Moreover, since the entrance / exit is formed in the side part which opposes, the air of the whole room in which the ventilator 100 is installed circulates.
  • FIGS. 4A and 6B are perspective views of the movable portion 144 of the second fan case 141 as seen from different directions.
  • the ventilation device 200 includes a second fan unit 140 instead of the second fan unit 40. Further, in the ventilator 200, the first air supply / exhaust port 116 a is formed in the back surface portion 16, and the second air supply / exhaust port 114 a is formed in the fourth side surface portion 14. That is, the ventilator 200 has two air supply / exhaust ports.
  • the first air supply / exhaust port 116a is formed in a rectangular shape in the present embodiment.
  • the first air supply / exhaust port 116a is partitioned by the second partition member 60 into a first air supply / intake port 116b and a first exhaust air outlet 116c.
  • the first supply air inlet 116b and the first exhaust air outlet 116c correspond to the intake air inlet 16b and the exhaust air outlet 16c of the first embodiment, respectively.
  • the second air supply / exhaust port 114a is formed in a rectangular shape in the present embodiment.
  • the second air supply / exhaust port 114a is partitioned by the second partition member 60 into a second air supply / intake port 114b and a second exhaust air outlet 114c.
  • the second air intake port 114b and the second exhaust air outlet 114c correspond to the air intake port 16b and the exhaust air outlet 16c of the first embodiment, respectively.
  • the second fan unit 140 includes a second fan case 141, a second fan 42, and a second motor 43.
  • the second fan case 141 includes a movable part 144 having a main body part 146 and two projecting parts 147, and a fixed part 145.
  • the main body 146 is a cylindrical body having a cylindrical portion 146a that forms a side surface, a bottom portion 146b that closes one end of the cylindrical portion 146a, and a lid portion 146c that closes the other end of the cylindrical portion 146a. Accommodate.
  • the main body 146 is configured to be rotatable in the circumferential direction of the cylindrical portion 146a.
  • the cylindrical portion 146a has a cylindrical outer peripheral surface, and is formed so that its radial thickness increases as it advances in the circumferential direction (clockwise in FIG. 5). Further, a blower outlet (opening) 146d is formed in the cylindrical portion 146a between a portion having the largest radial thickness and a thin portion.
  • the two projecting parts project from both sides of the air outlet 146d in parallel with the axial direction of the cylindrical part 146a.
  • the two overhanging parts 147 are formed in an arcuate plate shape. As will be described later, the overhanging portion 147 closes the unused air supply / exhaust port together with the cylindrical portion 146a.
  • the fixing part 145 is fixed to the second partition member 60.
  • the fixing part 145 includes a first duct part 145a and a second duct part 145b.
  • the first duct portion 145a connects (communicates) the air outlet 146d and the first exhaust air outlet 116c when the air outlet 146d of the cylindrical portion 146a faces the first exhaust air outlet 116c in the y direction. In this case, the air blown from the air outlet 146d is discharged to the outside from the first exhaust air outlet 116c through the first duct portion 145a.
  • the second duct portion 145b connects (communicates) the air outlet 146d and the second exhaust air outlet 114c when the air outlet 146d of the cylindrical portion 146a faces the second exhaust air outlet 114c in the x direction. In this case, the air blown out from the air outlet 146d is discharged to the outside from the second exhaust air outlet 114c through the second duct portion 145b.
  • the air supply / exhaust port to be used can be switched to the first air supply / exhaust port 116a or the second air supply / exhaust port 114a.
  • an operator who installs the ventilation device 200 can switch the air supply / exhaust port used when the ventilation device 200 is installed.
  • the ventilation device 200 cannot be attached to the wall surface so that the first air supply / exhaust port 116a faces the wall hole, that is, when the first air supply / exhaust port 116a cannot be connected to the wall hole, the second air supply / exhaust port 114a.
  • the ventilation device 200 can be installed in a building that cannot be installed when only the first air supply / exhaust port 116a is provided. Moreover, the installation freedom degree of the ventilation apparatus 200 improves. This is especially effective for apartment renovation where it is difficult to form a wall hole later.
  • the ventilator 200 can be attached to the wall surface so that the first air supply / exhaust port 116a faces the wall hole, the first air supply / exhaust port 116a can be used as the air supply / exhaust port. It becomes unnecessary and can maintain a good indoor aesthetic.
  • the movable portion 144 of the second fan case 141 is rotated, and the position where the air outlet 146d faces the first exhaust air outlet 116c and the second exhaust air outlet.
  • the air supply / exhaust port to be used can be switched. In other words, the air supply / exhaust port to be used can be switched without special tools or skills.
  • the air supply / exhaust port to be used can be switched by rotating the movable portion 144 without rotating the fixed portion 145, that is, the duct portion. Therefore, a required space is small compared with the case where the duct portion is rotated in addition to the movable portion 144. Thereby, slimming of the housing 10 and thus the ventilation device 100 can be realized.
  • FIG. 7 shows a ventilation device 300 according to a modification.
  • the first fan unit 30 is disposed so as to be located only in the first chamber 91 without straddling the two chambers.
  • the second fan unit 40 is disposed so as to straddle the two chambers of the second chamber 92 and the third chamber 93.
  • the first fan unit 30 may be arranged so as to straddle two chambers, and the second fan unit 40 may be arranged so as to be located only in one chamber without straddling the two chambers.
  • the width of the ventilation device 300 in the z direction can be shortened at least partially.
  • FIGS. 8A and 8B show a ventilator 400 and a ventilator 500 according to modifications, respectively.
  • the heat exchange element 20 has a quadrangular prism shape.
  • the heat exchange element 20 is formed by laminating a plurality of quadrangular (diamond-shaped) heat transfer sheets in the y direction with a space between them.
  • the heat exchange element 20 has a rectangular parallelepiped shape.
  • the heat exchange element 20 is formed by laminating a plurality of rectangular heat transfer sheets in the y direction with a space therebetween via a spacer.
  • the first fan case 31 and the first fan 32 are disposed in the first chamber 91, and the first motor 33 is disposed in the first chamber 91 and the second chamber 92. You may straddle and arrange.
  • the first fan case 31 and the first fan 32 may be disposed across the first chamber 91 and the second chamber 92, and the first motor 33 may be disposed in the second chamber 92. In the latter case, at least the suction port 31 a of the first fan case 31 needs to be located in the first chamber 91. The same applies to the second fan case.
  • the ventilation device may include the second fan unit 40 instead of the second fan unit 140, and may switch the air supply / exhaust port to be used by rotating the entire second fan unit 40.
  • the ventilator includes the second fan unit 40 instead of the second fan unit 140, and further, a flexible connecting the air outlet 41b of the second fan case 41 of the second fan unit 40 and the air supply / exhaust port.
  • a hose may be provided.
  • the air supply / exhaust port to be used may be switched by switching the connection destination of the hose between the first air supply / exhaust port 116a and the second air supply / exhaust port 114a.
  • a ventilation device is disposed in a housing, a heat exchange element that is disposed in the housing, and performs heat exchange between air sucked from outside and air sucked from indoors. And a fan unit for exhausting air sucked from the indoors to the outdoors.
  • a plurality of exhaust outlets are formed in the housing, and the exhaust outlet serving as an exhaust destination of the fan unit is switched.
  • the fan unit may include a fan and a fan case that houses the fan. By rotating at least a part of the fan case, the exhaust outlet serving as the exhaust destination of the fan unit may be switched.
  • the housing may include a back surface portion that is in contact with the wall and a side surface portion that is connected to the back surface portion.
  • a first exhaust outlet is formed on the back surface
  • a second exhaust outlet is formed on the side surface
  • the fan case accommodates a fan and has a cylindrical main body with an outlet formed on the side surface. And a first duct part whose one end is connected to the first exhaust outlet and a second duct part whose one end is connected to the second exhaust outlet.
  • the casing is elongated, and the heat exchange element and the fan unit are arranged so as to be aligned in the longitudinal direction of the casing, and the fan unit has a rotation axis of the fan orthogonal to the longitudinal direction and the normal direction of the back surface portion. It may be arranged as follows.
  • the present invention can be used for a ventilator, particularly a ventilator provided with a heat exchange element.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Cooling Or The Like Of Electrical Apparatus (AREA)

Abstract

Dispositif de ventilation (200) comprenant : un boîtier (10) ; un élément d'échange de chaleur (20) qui est positionné à l'intérieur du boîtier (10) et qui est destiné à effectuer un échange de chaleur entre l'air aspiré depuis l'extérieur et l'air aspiré depuis l'intérieur ; et un second ensemble ventilateur qui est positionné à l'intérieur du boîtier (10) et qui est destiné à évacuer, à l'extérieur, l'air aspiré depuis l'intérieur. Le boîtier (10) comporte une première sortie d'évacuation (116c) et une seconde sortie d'évacuation (114c) formées dans celui-ci et est structuré de telle sorte que la sortie d'évacuation qui sert de destination d'évacuation du second ensemble ventilateur peut être commutée.
PCT/JP2017/022271 2016-07-01 2017-06-16 Dispositif de ventilation WO2018003544A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2016-131640 2016-07-01
JP2016131640A JP6804225B2 (ja) 2016-07-01 2016-07-01 換気装置

Publications (1)

Publication Number Publication Date
WO2018003544A1 true WO2018003544A1 (fr) 2018-01-04

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Application Number Title Priority Date Filing Date
PCT/JP2017/022271 WO2018003544A1 (fr) 2016-07-01 2017-06-16 Dispositif de ventilation

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WO (1) WO2018003544A1 (fr)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55162553A (en) * 1979-06-04 1980-12-17 Hitachi Ltd Ventilating device
JP2007003086A (ja) * 2005-06-23 2007-01-11 Matsushita Electric Ind Co Ltd 換気ユニット
JP2016040501A (ja) * 2014-08-12 2016-03-24 株式会社Ｌｉｘｉｌ 換気装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56141920U (fr) * 1980-03-28 1981-10-27
WO2006080793A2 (fr) * 2005-01-27 2006-08-03 Lg Electronics, Inc. Unite interieure de climatiseur
JP3145058U (ja) * 2008-07-11 2008-09-25 三和サービス株式会社 細霧冷房装置
KR100953269B1 (ko) * 2009-06-26 2010-04-16 엘지전자 주식회사 환기 장치

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55162553A (en) * 1979-06-04 1980-12-17 Hitachi Ltd Ventilating device
JP2007003086A (ja) * 2005-06-23 2007-01-11 Matsushita Electric Ind Co Ltd 換気ユニット
JP2016040501A (ja) * 2014-08-12 2016-03-24 株式会社Ｌｉｘｉｌ 換気装置

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JP6804225B2 (ja) 2020-12-23
JP2018004162A (ja) 2018-01-11

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