WO2025013137A1 - 熱交換換気装置 - Google Patents

熱交換換気装置 Download PDF

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Publication number
WO2025013137A1
WO2025013137A1 PCT/JP2023/025316 JP2023025316W WO2025013137A1 WO 2025013137 A1 WO2025013137 A1 WO 2025013137A1 JP 2023025316 W JP2023025316 W JP 2023025316W WO 2025013137 A1 WO2025013137 A1 WO 2025013137A1
Authority
WO
WIPO (PCT)
Prior art keywords
blower unit
opening
guide rail
protrusion
heat exchange
Prior art date
Application number
PCT/JP2023/025316
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
祥介 坂本
真也 加藤
Original Assignee
三菱電機株式会社
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 三菱電機株式会社 filed Critical 三菱電機株式会社
Priority to JP2025532233A priority Critical patent/JPWO2025013137A1/ja
Priority to PCT/JP2023/025316 priority patent/WO2025013137A1/ja
Publication of WO2025013137A1 publication Critical patent/WO2025013137A1/ja

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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
    • 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

Definitions

  • This disclosure relates to a heat exchange ventilation device.
  • the heat exchange ventilation device has a blower unit that includes an intake air blower and an exhaust air blower, and a heat exchanger, and ventilates while exchanging heat between the intake air and the exhaust air.
  • the blower unit can be attached and detached from an opening on the front or rear of the main body to allow maintenance and replacement of the blower unit.
  • a pair of rail parts extending from the front side to the rear side are provided near the air passage opening, which is the air outlet or intake opening, of the casing of the heat exchange ventilation device and on the internal partition part, and a blower unit including an intake blower and an exhaust blower is slidably supported by the pair of rail parts.
  • the blower unit is removed by sliding it along the rail parts from the opening on the front side of the casing.
  • the blower unit is fixed near the air passage opening of the casing.
  • the present disclosure has been made in consideration of the above, and aims to provide a heat exchange ventilation device that can ensure airtightness and maintain the performance of the blower without compromising the ease of attaching and detaching the blower unit by sliding it.
  • the heat exchange ventilation device of the present disclosure includes a heat exchanger, a blower unit having a first opening for blowing air, and a main body having a second opening opposite the first opening, a guide rail for sliding the blower unit to a first position where the first opening faces the second opening, and housing the blower unit and the heat exchanger.
  • a protrusion that moves the first opening of the blower unit in a direction abutting the second opening is provided on at least one of the guide rail and the guided portion of the blower unit that abuts against the guide rail.
  • the heat exchange ventilation device disclosed herein has the advantage of ensuring airtightness and maintaining the performance of the blower without compromising the ease of attaching and detaching the blower unit by sliding it.
  • FIG. 1 is a perspective view showing a schematic internal configuration of a heat exchange ventilator according to an embodiment
  • FIG. 1 is a perspective view showing an external configuration of a blower unit of a heat exchange ventilator according to an embodiment
  • FIG. 1 is a perspective view showing an external configuration of a blower unit of a heat exchange ventilator according to an embodiment
  • FIG. 1 is a perspective view showing an external configuration of a blower unit of a heat exchange ventilator according to an embodiment
  • FIG. 1 is a perspective view showing a configuration of a main body part around a blower unit of a heat exchange ventilator according to an embodiment
  • FIG. 1 is a front view showing a configuration of a guide rail of a heat exchange ventilator according to an embodiment
  • FIG. 1 is a cross-sectional view showing a configuration of a guide rail of a heat exchange ventilator according to an embodiment
  • FIG. 1 is a perspective view showing a schematic internal configuration of a heat exchange ventilator according to an embodiment
  • FIG. 1 is a perspective view showing a schematic internal configuration of a portion of a heat exchange ventilator according to an embodiment.
  • FIG. 2 is a perspective view showing an external configuration of a blower unit of a heat exchange ventilator according to an embodiment.
  • FIG. 3 is a perspective view showing an external configuration of a blower unit of a heat exchange ventilator according to an embodiment.
  • FIG. 4 is a perspective view showing an external configuration of a blower unit of a heat exchange ventilator according to an embodiment.
  • FIG. 5 is a perspective view showing a configuration of a main body part around a blower unit of a heat exchange ventilator according to an embodiment.
  • FIG. 6 is a front view showing a configuration of a guide rail of a heat exchange ventilator according to an embodiment.
  • FIG. 7 is a cross-sectional ... taken along line VII-VII in FIG. 6.
  • FIG. 8 is a perspective view showing a schematic internal configuration of a portion of a heat exchange ventilator according to an embodiment.
  • the heat exchange ventilation system performs an exhaust operation, taking in indoor air and expelling it to the outside, and also performs an air supply operation, taking in outdoor air and supplying it to the room.
  • the heat exchanger of the heat exchange ventilation system also exchanges heat between the supply air and the exhaust air.
  • Figs. 1 and 8 the top plate is shown removed. Also, in Figs. 1 and 8, illustrations of components other than the characteristic components of the embodiment, such as a heat exchanger and an open/close damper, are omitted. Also, in Fig. 1, illustration of one of the two blower units 1, 50 is omitted. Also, the arrangement of the blower units 1, 50 is not limited to that shown in Fig. 8, and the blower units 1, 50 may be arranged in any two of the four locations.
  • the heat exchange ventilator of the embodiment can be applied to both a cross-flow type having a structure in which the flow of the supply air and the exhaust air are perpendicular to each other, and a counter-flow type having a structure in which the flow of the supply air and the exhaust air are opposed to each other.
  • FIGs. 1 and 8 show the blower unit 1 slid into and fixed in a first position opposite the upper right air passage 30, and Fig. 1 shows the blower unit 1 slid out of the first position in the direction of arrow K2.
  • the heat exchange ventilation device includes a main body 6 and a blower unit 1.
  • the main body 6 is box-shaped and has a bottom plate 23, side plates 21 and 22 standing upright from the bottom plate 23, an internal partition plate 24 standing upright from the bottom plate 23, a guide rail 2 as a second guide rail, a guide rail 3 as a first guide rail, and a fixed part 7 (see Figure 8).
  • the main body 6 houses the blower unit 1 and the heat exchanger.
  • the other side plates, other internal partition plates, and other guide rails in the main body 6 are not shown.
  • the side plate 21, which serves as the first side plate, is formed with an air passage opening 6a in which an air passage port 30 is provided.
  • the air passage opening 6a corresponds to the second opening.
  • the side plate 21 is provided with a pair of guide rails 3 extending in the directions of the arrows K1 and K2.
  • the pair of guide rails 3 are provided vertically apart.
  • the internal partition plate 24 is provided with a guide rail 2 extending in the directions of the arrows K1 and K2.
  • the blower unit 1 includes a scroll casing 10, blades 11, a motor 12, and a guide fixing plate 13.
  • the scroll casing 10 has a bellmouth portion 10a, a blower opening 14 in which the blower opening 1a is provided, and an upper guide portion 15.
  • the blower opening 14 in which the blower opening 1a is provided corresponds to the first opening for blowing air.
  • the air outlet 1a which serves as the first opening, functions as an air outlet.
  • the arrow K1 indicates the direction in which the blower unit 1 is slid into the main body 6, and the arrow K2 indicates the direction in which the blower unit 1 is slid out of the main body 6.
  • a protrusion 2a is provided at the end region on the far side of the middle rail 43 in the slide insertion direction (arrow K1 direction), protruding vertically from the middle rail 43.
  • the protrusion 2a protrudes in a direction approaching the guide rail 3 and side plate 21.
  • the protrusion 2a has a tapered section 2a1 on the near side in the slide insertion direction (arrow K1 direction) that protrudes more from the near side toward the far side.
  • one end 13a of the guide and fixing plate 13 of the blower unit 1 is supported and guided by the lower guide rail 3, and the other end 13b of the guide and fixing plate 13 of the blower unit 1 is supported and guided by the lower rail 42 of the guide rail 2.
  • the end 13a corresponds to the first end
  • the end 13b corresponds to the second end.
  • the distance between the lower surface of the end 13a of the guide and fixing plate 13 of the blower unit 1 and the upper surface of the upper guide part 15 is slightly smaller than the gap between the pair of upper and lower guide rails 3.
  • the vertical width of the end 13b of the guide and fixing plate 13 of the blower unit 1 is slightly smaller than the gap between the upper rail 41 and the lower rail 42.
  • the guide and fixing plate 13 is a guided part that abuts against the guide rail 2.
  • protrusion 1b As a second protrusion that protrudes in a direction away from the guide rail 3 and side plate 21.
  • Protrusion 1b has a tapered portion 1b1 on the rear side in the slide insertion direction (arrow K1 direction) that reduces the amount of protrusion from the front to the rear.
  • a screw fastening portion 1c is provided at the rear end of the guide fixing plate 13 in the slide insertion direction (arrow K1 direction) to screw the blower unit 1 to the fixed part 7.
  • the blower unit 1 is located between the guide rail 2 on the inside of the main body 6 and the guide rail 3 on the air passage opening 6a side of the side plate 21, and can be inserted and removed by sliding in the directions of the arrows K1 and K2.
  • the first position which is the mounting position of the blower unit 1 in the direction of the arrow K1, is a position where the air opening 1a of the air opening 14 of the blower unit 1 and the air passage opening 6a of the side plate 21 face each other without any misalignment in the directions of the arrows K1 and K2, and there is an appropriate clearance between the air opening 14 of the blower unit 1 and the side plate 21 for sliding movement until the blower unit 1 is slid into the vicinity of the mounting position.
  • the protrusion 1b of the blower unit 1 and the protrusion 2a of the guide rail 2 move the blower unit 1 in a direction approaching the side plate 21.
  • the air blowing opening 14 of the blower unit 1 approaches the air passage opening 6a of the side plate 21 and abuts without any clearance.
  • the protrusions 1b and 2a are provided with tapered portions 1b1 and 2a1, the blower unit 1 moves gradually and smoothly as it approaches the side plate 21. This makes it possible to stably ensure airtightness between the air blowing opening 14 of the blower unit 1 and the side plate 21 around the air passage opening 6a.
  • the blower unit 1 when the blower unit 1 is slid to just before the mounting position, there is a clearance between the blower opening 14 of the blower unit 1 and the side plate 21. Therefore, even if an airtight packing is attached around the blower opening 14 of the blower unit 1 or the air passage opening 6a of the side plate 21, the airtightness is not compromised due to damage to the airtight packing, and there is no deterioration in workability, such as difficulty in sliding due to friction.
  • the fixing part 7 is abutted against the screw fastening part 1c provided at the rear end of the guide fixing plate 13 of the blower unit 1, and the screw fastening part 1c and the fixing part 7 are fixed with screws through the screw hole 7a, thereby fixing the blower unit 1 to the main body 6.
  • the protrusion 1b of the blower unit 1 and the protrusion 2a of the guide rail 2 firmly position the blower unit 1 in the left-right and up-down directions relative to the side plate 21, so that the blower unit 1 can be fixed to the main body 6 simply by fixing with the fixing part 7.
  • the guide rail 2 has an upper rail 41 and a lower rail 42, and the end 13b of the guide fixing plate 13 of the blower unit 1 has a width slightly smaller than the gap between the upper rail 41 and the lower rail 42.
  • the guide rail 3 is configured as a pair, upper and lower, and the distance between the lower surface of the end 13a of the guide fixing plate 13 of the blower unit 1 and the upper surface of the upper guide part 15 has a width slightly smaller than the gap between the pair of upper and lower guide rails 3. Therefore, it is also possible to attach the blower unit 1 by sliding the main body part 6 in an inverted state. That is, in the embodiment, the guide rails 2 and 3 support the blower unit 1 when the main body part 6 is in the first position and when the main body part 6 is in the second position inverted from the first position.
  • the protrusions 1b and 2a are provided on both the guide rail 2 and the guide and fixed plate 13 of the blower unit 1 to move the air opening 14 of the blower unit 1 in a direction that abuts against the side plate 21 around the air passage opening 6a of the side plate 21 when the blower unit 1 is slid into the mounting position.
  • 1,50 Blower unit 1a Air opening, 1b,2a Protrusion, 1b1,2a1 Tapered portion, 1c Screw fastening portion, 2,3 Guide rail, 6 Main body, 6a Air opening, 7 Fixed part, 7a Screw hole, 10 Scroll casing, 10a Bell mouth, 11 Blade, 12 Motor, 13 Guide fixing plate, 13a,13b End, 14 Air opening, 15 Upper guide, 21,22 Side plate, 23 Bottom plate, 24 Internal partition plate, 30 Air opening, 41 Upper rail, 42 Lower rail, 43 Middle rail, 44 Stopper portion.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Air-Flow Control Members (AREA)
PCT/JP2023/025316 2023-07-07 2023-07-07 熱交換換気装置 WO2025013137A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2025532233A JPWO2025013137A1 (enrdf_load_stackoverflow) 2023-07-07 2023-07-07
PCT/JP2023/025316 WO2025013137A1 (ja) 2023-07-07 2023-07-07 熱交換換気装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2023/025316 WO2025013137A1 (ja) 2023-07-07 2023-07-07 熱交換換気装置

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WO2025013137A1 true WO2025013137A1 (ja) 2025-01-16

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WO (1) WO2025013137A1 (enrdf_load_stackoverflow)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62218747A (ja) * 1986-03-19 1987-09-26 Mitsubishi Electric Corp 天井内埋込形換気装置
JPH01120009U (enrdf_load_stackoverflow) * 1988-02-03 1989-08-15
JP2006054250A (ja) * 2004-08-10 2006-02-23 Mitsubishi Electric Corp 熱源冷却構造
JP2011122782A (ja) * 2009-12-11 2011-06-23 Fujitsu General Ltd ダクト型空気調和機
JP2012078063A (ja) * 2010-10-05 2012-04-19 Mitsubishi Electric Corp 熱交換換気装置
JP2014092324A (ja) * 2012-11-05 2014-05-19 Mitsubishi Electric Corp 熱交換換気装置
CN111146925A (zh) * 2018-11-02 2020-05-12 中车株洲电力机车研究所有限公司 一种功率单元
CN214891645U (zh) * 2021-01-21 2021-11-26 宁波威霖住宅设施有限公司 一种风机安装模块及新风机装置

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62218747A (ja) * 1986-03-19 1987-09-26 Mitsubishi Electric Corp 天井内埋込形換気装置
JPH01120009U (enrdf_load_stackoverflow) * 1988-02-03 1989-08-15
JP2006054250A (ja) * 2004-08-10 2006-02-23 Mitsubishi Electric Corp 熱源冷却構造
JP2011122782A (ja) * 2009-12-11 2011-06-23 Fujitsu General Ltd ダクト型空気調和機
JP2012078063A (ja) * 2010-10-05 2012-04-19 Mitsubishi Electric Corp 熱交換換気装置
JP2014092324A (ja) * 2012-11-05 2014-05-19 Mitsubishi Electric Corp 熱交換換気装置
CN111146925A (zh) * 2018-11-02 2020-05-12 中车株洲电力机车研究所有限公司 一种功率单元
CN214891645U (zh) * 2021-01-21 2021-11-26 宁波威霖住宅设施有限公司 一种风机安装模块及新风机装置

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