US20120178355A1 - Heat Exchange Ventilating Apparatus - Google Patents

Heat Exchange Ventilating Apparatus Download PDF

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Publication number
US20120178355A1
US20120178355A1 US13/496,364 US201013496364A US2012178355A1 US 20120178355 A1 US20120178355 A1 US 20120178355A1 US 201013496364 A US201013496364 A US 201013496364A US 2012178355 A1 US2012178355 A1 US 2012178355A1
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US
United States
Prior art keywords
heat exchange
unit
ventilating apparatus
covering
flow path
Prior art date
Legal status (The legal status 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 status listed.)
Abandoned
Application number
US13/496,364
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English (en)
Inventor
Hee-Sik Kim
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sherpa CNC
Original Assignee
Sherpa CNC
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
Priority claimed from KR1020090087465A external-priority patent/KR100966916B1/ko
Priority claimed from KR1020090109929A external-priority patent/KR100974085B1/ko
Application filed by Sherpa CNC filed Critical Sherpa CNC
Assigned to KIM, HEE-SIK, SHERPA CNC reassignment KIM, HEE-SIK ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: KIM, HEE-SIK
Publication of US20120178355A1 publication Critical patent/US20120178355A1/en
Abandoned legal-status Critical Current

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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
    • F24F12/00—Use of energy recovery systems in air conditioning, ventilation or screening
    • F24F12/001—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air
    • F24F12/006—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air using an air-to-air heat exchanger
    • 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
    • F24F13/28—Arrangement or mounting of filters
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/56—Heat recovery units

Definitions

  • the present invention relates to a heat exchange ventilating apparatus, and more particularly, to a heat exchange ventilating apparatus allowing for the enhancement of air intake/exhaust efficiency by preventing the loss of air flow during air intake/exhaust.
  • a heat exchange ventilating apparatus is used as a part of a building's air conditioning system. While discharging indoor air to the outside of a room and drawing outdoor air into the room in order to ventilate the building, the heat exchange ventilating apparatus is capable of reducing heat loss by allowing for an exchange of heat between indoor and outdoor air.
  • a heat exchange ventilating apparatus includes a total heat exchange element and a blower fan for the intake and discharge of indoor and outdoor air, and allows for the exchange of heat between the indoor and outdoor air passing through the total heat exchange element without commingling of the airstreams.
  • the heat exchange ventilating apparatus may have inside and outside inlets and inside and outside outlets formed therein, thereby causing outdoor air to be drawn indoors while concurrently causing indoor air to be discharged outdoors.
  • a path through which outdoor air drawn indoors passes and a path through which indoor air discharged outdoors passes are formed to intersect each other, and a laminated and fixed-type heat exchange element is included at the intersecting area for the exchange of heat.
  • An aspect of the present invention provides a heat exchange ventilating apparatus having an inner structure allowing for improved intake efficiency.
  • An aspect of the present invention also provides a heat exchange ventilating apparatus including an intake/exhaust duct formed by integrating an intake duct and an exhaust duct.
  • a heat exchange ventilating apparatus including: a body housing having an inside inlet, an inside outlet, an outside inlet, and an outside outlet provided therein; a first blower fan disposed in a first air flow path formed between the inside inlet and the outside outlet within the body housing; a second blower fan disposed in a second air flow path formed between the outside inlet and the inside outlet within the body housing; a rotary-type total heat exchange element including a first area and a second area and allowing the first air flow path to pass through the first area and the second air flow path to pass through the second area; a first covering having one open side connected to an intake part of the first blower fan and the other open side connected to the first area through which the first air flow path of the rotary-type total heat exchange element passes and having dimensions narrowed according to a direction of air flowing in the first air flow path; and a filter box having one open side having dimensions corresponding to those of the other open side of the first covering and connected to
  • the ventilating apparatus may further include a pre-filter installed in the other open side of the filter box.
  • the rotary-type total heat exchange element may have a flat disc shape.
  • a section of the other open side of the first covering in contact with the rotary-type total heat exchange element may have a semi-circular shape.
  • the inside inlet may be directed into one side of the body housing and the inside outlet is directed into the other side opposed to one side thereof.
  • the ventilating apparatus may further include a second covering disposed between an exhaust part of the second blower fan and the rotary-type total heat exchange element and preventing leakage of air flowing in the second air flow path.
  • the second air flow path may be formed such that the air flowing therein sequentially passes through the outside inlet, the second blower fan, the second covering, the rotary-type total heat exchange element, and the inside outlet.
  • the ventilating apparatus may further include at least one purification filters disposed inside the second covering.
  • the ventilating apparatus may further include a shielding part encompassing a peripheral area of the rotary-type total heat exchange element.
  • the ventilating apparatus may further include an intake/exhaust duct including an intake duct having a first unit connected to the outside inlet and a second unit, and an exhaust duct having a first unit connected to the outside outlet and a second unit, wherein a combined part is formed by combining the first unit of the intake duct and the first unit of the exhaust duct, and a divided part is formed by dividing the second unit of the intake duct and the second unit of the exhaust duct from the combined part.
  • an intake/exhaust duct including an intake duct having a first unit connected to the outside inlet and a second unit, and an exhaust duct having a first unit connected to the outside outlet and a second unit, wherein a combined part is formed by combining the first unit of the intake duct and the first unit of the exhaust duct, and a divided part is formed by dividing the second unit of the intake duct and the second unit of the exhaust duct from the combined part.
  • the combined part may have a cylinder shape.
  • the combined part may have the first unit of the intake duct and the first unit of the exhaust duct combined to have a cross-sectional yin-yang shape.
  • the divided part may have the second unit of the intake duct and the second unit of the exhaust duct directed in different directions.
  • the ventilating apparatus may further include a cover part covering the divided part; wherein parts of the cover part, corresponding to the second unit of the intake duct and the second unit of the exhaust duct, have nets allowing for intake and discharge of air.
  • the intake duct and the exhaust duct may be formed of polyvinyl chloride (PVC).
  • PVC polyvinyl chloride
  • the first unit of the intake duct and the first unit of the exhaust duct may be bonded with an adhesive.
  • the ventilating apparatus may further include an adapter part including an intake part connecting an end of the first unit of the intake duct to the outside inlet and an exhaust part connecting an end of the first unit of the exhaust duct to the outside outlet.
  • the present invention provides a heat exchange ventilating apparatus having improved intake efficiency due to altered inner structure thereof.
  • the present invention also provides a heat exchange ventilating apparatus allowing for a reduction in the number of through-holes required in a wall at the time of the installation thereof.
  • FIG. 1 is an exploded perspective view illustrating a heat exchange ventilating apparatus according to an exemplary embodiment of the present invention
  • FIGS. 2A through 2C illustrate a first covering, a filter box and a second covering used in a heat exchange ventilating apparatus according to another exemplary embodiment of the present invention
  • FIG. 3 is an exploded perspective view illustrating a heat exchange ventilating apparatus according to another exemplary embodiment of the present invention.
  • FIG. 4 is a perspective view illustrating an intake/exhaust duct according to an exemplary embodiment of the present invention
  • FIGS. 5A and 5B is a perspective view schematically illustrating an adapter part according to an exemplary embodiment of the present invention.
  • FIG. 6A schematically illustrates an adapter part combined with an intake/exhaust duct
  • FIG. 6B schematically illustrates the inner structure of the adapter part of FIG. 6A ;
  • FIG. 1 is an exploded perspective view illustrating a configuration of a heat exchange ventilating apparatus according to an exemplary embodiment of the present invention.
  • a ventilating apparatus 100 for total heat exchange (hereinafter, also referred to as a “total heat exchange ventilating apparatus”) according to an exemplary embodiment of the invention includes a body housing 110 , a first blower fan 121 , a second blower fan 122 , a rotary-type total heat exchange element 130 , a first covering 140 , a filter box 150 , and a pre-filter 153 .
  • the body housing 110 may have an inside inlet 111 , an inside outlet 112 , an outside inlet 113 , and an outside outlet 114 formed therein.
  • the total heat exchange ventilating apparatus 100 may draw indoor air in through the inside inlet 111 and discharge the indrawn air outdoors through the outside outlet 114 . Also, the total heat exchange ventilating apparatus 100 may draw outdoor air in through the outside inlet 113 and discharge the indrawn air indoors through the inside outlet 112 .
  • the body housing 110 may be divided into an upper body housing 110 a and a lower body housing 110 b .
  • the upper body housing 110 a is disposed in the direction of indoors and the lower body housing 110 b is disposed in the direction of outdoors.
  • the inside inlet 111 and the inside outlet 112 may be formed in the upper body housing 110 a
  • the outside inlet 113 and the outside outlet 114 may be formed in the lower body housing 110 b.
  • the inside inlet 111 may be formed toward one side of the body housing 110 and the inside outlet 112 may be formed toward the other side of the body housing 110 .
  • One and the other sides of the body housing 110 may be opposed to each other.
  • outdoor fresh air drawn in through the outside inlet 113 and inside outlet 112 may be prevented from being immediately discharged through the inside inlet 111 and the outside outlet 114 .
  • the body housing 110 may have first and second air flow paths formed therein.
  • the first air flow path may be formed between the inside inlet 111 and the outside outlet 114 and the second air flow path may be formed between the outside inlet 113 and the inside outlet 112 .
  • the first and second blower fans 121 and 122 may be disposed in the first air flow path formed between the inside inlet 111 and the outside outlet 114 and the second air flow path formed between the outside inlet 113 and the inside outlet 112 , respectively.
  • the first blower fan 121 may draw indoor air in through the inside inlet 111 and the first air flow path and discharge the indrawn air through the outside outlet 114 .
  • the second blower fan 122 may draw outdoor air in through the outside inlet 113 and discharge the indrawn air through the second air flow path and the inside outlet 112 .
  • the rotary-type total heat exchange element 130 includes a first area and a second area and allows the first air flow path to pass through the first area and the second air flow path to pass through the second area thereof.
  • the rotary-type total heat exchange element 130 in the shape of disc is disposed perpendicular to the direction of the air flowing in the first and second air flow paths.
  • the indoor air drawn in through the inside inlet 111 may be allowed to pass through the first area of the rotary-type total heat exchange element 130
  • the outdoor air drawn in through the outside inlet 113 may be allowed to pass through the second area thereof.
  • the rotary-type total heat exchange element 130 may retain sensible and latent heat included in the indoor air drawn in through the inside inlet 111 by its rotary motion, and transfer the retained sensible and latent heat to the outdoor air drawn in through the outside inlet 113 . Since the sensible and latent heat included in the indoor air is transferred to the air drawn from outdoors by the rotary-type total heat exchange element 130 , the air discharged from the inside outlet 112 may have sensible and latent heat closer to that of the indoor air rather than that of the outdoor air.
  • the rotary-type total heat exchange element 130 may have a flat disc shape.
  • the indrawn outdoor air and indoor air may be allowed to pass through the upper and lower surfaces of the total heat exchange element 130 .
  • the disc-type rotary-type total heat exchange element 130 is rotated around the central axis thereof, the sensible and latent heat of the indoor air passing through the disc-type rotary-type total heat exchange element 130 may be transferred to the outdoor air passing therethrough.
  • the rotary-type total heat exchange element 130 may be formed to have a plurality of layers. By additionally including the plurality of layers formed of loess components, bamboo fiber, charcoal, or the like, the antibacterial and deodorization function thereof may be enhanced with respect to the air passing through the rotary-type total heat exchange element 130 .
  • the first covering 140 may be connected to the first blower fan 121 and constitute a part of first air flow path.
  • the first covering 140 may have one open side 141 connected to an intake part of the first blower fan 121 and the other open side 142 connected to the first area through which the first air flow path of the rotary-type total heat exchange element 130 passes.
  • the first covering 140 may have dimensions such that it is narrowed according to air flow direction in the first air flow path. That is, the dimensions may be such that the other open side 142 of the first covering 140 may be formed to be wider than one side 141 .
  • the intake efficiency may be enhanced with respect to the indoor air flowing in the first air flow path.
  • the filter box 150 may be connected to the first covering 140 and constitute a part of first air flow path.
  • the filter box 150 may have one open side 151 facing the other open side 142 of the first covering 140 and connected to the first area through which the first air flow path of the rotary-type total heat exchange element 130 passes and the other open side connected to the inside inlet 111 .
  • One side 151 of the filter box 150 may have dimensions corresponding to those of the other open side 142 of the first covering 140 and contact the other open side 142 of the first covering 140 , thereby forming a single air flow path.
  • the filter box 150 has dimensions widened according to the direction of air flowing in the first air flow path.
  • the rotary-type total heat exchange element 130 may be disposed between one side 151 of the filter box 150 and the other open side 142 of the first covering 140 .
  • the first air flow path is formed such that the air flowing therein sequentially passes through the inside inlet 111 , the filter box 140 , the rotary-type total heat exchange element 130 , the first covering 140 , the first blower fan 121 and the outside outlet 112 .
  • the sections of the other open side 142 of the first covering 140 and one side 151 of the filter box 150 in contact with the disc-type rotary-type total heat exchange element 130 may have a semi-circular shape.
  • the sections of the other open side 142 of the first covering 140 and one side 151 of the filter box 150 having the semi-circular shape may cover a part of the disc-type rotary-type total heat exchange element 130 .
  • the leakage of indoor air flowing in the first air flow path formed of the filter box 150 and the first covering 140 may be reduced.
  • the pre-filter 153 may be installed in the open other side 152 of the filter box 150 .
  • the pre-filter 153 filters the indoor air drawn in through the inside inlet 111 to thereby remove foreign objects included in the indoor air.
  • the pre-filter 153 may prevent the rotary-type total heat exchange element 130 from being contaminated by the foreign objects included in the indoor air.
  • the total heat exchange ventilating apparatus 100 may further include a second covering 160 disposed between the second blower fan 122 and the rotary-type total heat exchange element 130 .
  • the second covering 160 may prevent the leakage of air in the second air flow path formed between the outside inlet 113 and the inside outlet 112 .
  • the second covering 160 may have one side 161 having an opening and connected to an exhaust part of the second blower fan 122 and the other side 162 contacting the rotary-type total heat exchange element 130 .
  • the second air flow path is formed such that the air flowing therein sequentially passes through the outside inlet 113 , the second blower fan 122 , the second covering 160 , the rotary-type total heat exchange element 130 , and the inside outlet 112 .
  • the section of the other side 162 of the second covering 160 in contact with the rotary-type total heat exchange element 130 may have a semi-circular shape.
  • the section of the other side 162 of the second covering 160 having the semi-circular shape may cover a part of the disc-type rotary-type total heat exchange element 130 , thereby reducing the leakage of indoor air flowing in the second air flow path formed of the second covering 160 .
  • the total heat exchange ventilating apparatus 100 may further include at least one purification filters 170 disposed inside the second covering 160 .
  • the purification filters 170 filter the air drawn from outdoors through the second blower fan 122 .
  • the at least one purification filters 170 may include known filter components such as nano silver coating, charcoal components, bamboo components, or the like.
  • the total heat exchange ventilating apparatus 100 may further include a shielding part 180 encompassing the peripheral area of the rotary-type total heat exchange element 130 .
  • the shielding part 180 may prevent outdoor and indoor air from being commingled and contaminated during total heat exchange in the rotary-type total heat exchange element 130 .
  • the shielding part 180 may have a dual structure.
  • FIGS. 2 ( a ) through 2 ( c ) illustrate a first covering, a filter box and a second covering used in a heat exchange ventilating apparatus according to another exemplary embodiment of the present invention.
  • a first covering 240 may constitute a part of first air flow path expelling the indoor air outdoors by being formed between an inside inlet and an outside outlet of a body housing.
  • the first covering 240 may have one side connected to an intake part of a first blower fan 221 and the other side having an opening.
  • the first covering 240 may have dimensions such that it is narrowed according to the air flow direction in the first air flow path. That is, the dimensions may be such that the other side of the first covering 240 may be formed to be wider than one side.
  • intake efficiency may be enhanced with respect to the indoor air flowing in the first air flow path.
  • a filter box 250 may constitute a part of first air flow path connected to the first covering 240 .
  • the filter box 250 may have one side opposed to the other side of the first covering 240 and the other side having an opening.
  • One side of the filter box 250 may have dimensions corresponding to those of the other side of the first covering 240 .
  • a rotary-type total heat exchange element may be disposed between one side of the filter box 250 and the other side of the first covering 240 .
  • the other side of the first covering 240 and one side of the filter box 250 may have a section thereof corresponding to the shape of the rotary-type total heat exchange element.
  • the leakage of indoor air flowing in the first air flow path formed of the filter box 250 and the first covering 240 may be reduced.
  • a second covering 260 may constitute a part of second air flow path drawn outdoor air in and transferring the indrawn air indoors.
  • the second covering 260 may have one side having an opening and connected to an exhaust part of a second blower fan (not shown) drawing the outdoor air in.
  • the other side of the second covering 260 may contact a rotary-type total heat exchange element (not shown).
  • the second covering 260 may prevent the leakage of air in the second air flow path.
  • FIG. 3 illustrates a configuration of a heat exchange ventilating apparatus according to another exemplary embodiment of the present invention.
  • a ventilating apparatus 100 ′ for total heat exchange may further include an intake/exhaust duct 101 as compared with the ventilating apparatus 100 for total heat exchange of FIG. 1 . Since the elements other than the intake/exhaust duct 101 are identical to those described in the aforementioned embodiment, a detailed description thereof will be omitted. Rather, the intake/exhaust duct 101 will be described in detail with reference to FIG. 4 .
  • FIG. 4 is a perspective view illustrating an intake/exhaust duct according to an exemplary embodiment of the present invention.
  • the intake/exhaust duct 101 includes an intake duct 102 and an exhaust duct 103 .
  • the intake duct 102 includes a first unit 102 a and a second unit 102 b and the exhaust duct 103 also includes a first unit 103 a and a second unit 103 b .
  • the first unit 102 a of the intake duct 102 and the first unit 103 a of the exhaust duct 103 are combined to thereby form a combined part.
  • the second unit 102 b of the intake duct 102 and the second unit 103 b of the exhaust duct 103 are divided from the combined part, thereby forming a divided part. Particularly, each unit of the divided part is bent from the combined part when divided from the combined part.
  • the combined part When the intake/exhaust duct 101 is installed, the combined part is mostly located within a through-hole in a wall and the divided part is located outdoors. For this reason, only a single through-hole perforation is required in the location of the combined part, and accordingly, the number of through-hole perforations required as well as the installation time needed may be reduced, as compared with the case that the intake duct and the exhaust duct are separately installed.
  • the combined part may have a cylindrical shape.
  • the combined part since the combined part may have the same shape as that of the through-hole of the wall where the intake/exhaust duct is installed, the size of the through-hole may be reduced and the space between the through-hole and the combined part may also be reduced.
  • the combined part may be formed by combining the first unit 102 a of the intake duct 102 and the first unit 103 a of the exhaust duct 103 to have a cross-sectional yin-yang shape.
  • air flow resistance fluid resistance
  • the invention is not limited thereto.
  • the first unit 102 a of the intake duct 102 and the first unit 103 a of the exhaust duct 103 may be combined while having a variety of cross-sectional shapes.
  • the divided part may be formed in such a manner that the second unit 102 b of the intake duct 102 and the second unit 103 b of the exhaust duct 103 may be directed in different directions. If the intake duct 102 and the exhaust duct 103 are disposed outdoors to be directed in different directions, the air drawn into the intake duct 102 and the air discharged from the exhaust duct 103 may be separately divided and prevented from being commingled.
  • FIG. 4 illustrates that the second unit 102 b of the intake duct 102 and the second unit 103 b of the exhaust duct 103 are directed in opposing directions, but the invention is not limited thereto. If they are directed in different directions, it is considered to be within the scope of the invention.
  • the intake duct 102 and the exhaust duct 103 may be formed of polyvinyl chloride (PVC).
  • PVC has good malleability properties, so it may facilitate the manufacturing of the intake/exhaust duct 101 with greater ease.
  • the invention is not limited thereto.
  • the intake duct 102 and the exhaust duct 103 may be formed of a metal such as copper that provides good durability.
  • the intake duct 102 and the exhaust duct 103 may be separately manufactured and subsequently bonded with an adhesive to form the combined part.
  • the intake/exhaust duct may be integratedly manufactured.
  • the ventilating apparatus 100 ′ for total heat exchange may further include an adapter part 105 .
  • FIG. 5 ( a ) schematically illustrates the adapter part 105 combined with the intake/exhaust duct 101
  • FIG. 5 ( b ) schematically illustrates the inner structure of the adapter part 105 . As shown in FIGS.
  • the adapter part 105 may include an intake part 106 connected to the end of the first unit 102 a of the intake duct 102 and allowing air to be drawn from the intake duct 102 , and an exhaust part 107 connected to the end of the first unit 103 a of the exhaust duct 103 and allowing air to be discharged into the exhaust duct 103 .
  • the adapter part 105 may allow the intake/exhaust duct 101 to be connected to another apparatus, thereby increasing the possibility of its application.
  • the intake part 106 may include an element (shown as “A” in FIG. 5B ) connected to the first unit 102 a of the intake duct 102 in the intake/discharge duct 101 , whereby the intake part 106 together with the first unit 102 a of the intake duct 102 forms a path through which outdoor air is drawn into the heat exchange ventilating apparatus disposed indoors.
  • the exhaust part 107 may include an element (shown as “B” in FIG.
  • FIGS. 5A and 5B schematically illustrate the heat exchange ventilating apparatus including the adapter part according to an exemplary embodiment of the present invention.
  • the ventilating apparatus may be connected to each of a separate intake duct and a separate exhaust duct, and thus air may be separately drawn in or discharged.
  • the ventilating apparatus 100 ′ for total heat exchange may further include a cover part which covers the divided part of the intake/exhaust duct 101 .
  • the cover part covers the divided part of the intake/exhaust duct 101 that may be exposed outdoors when the ventilating apparatus 100 ′ for total heat exchange is installed, thereby making the unit presentable and protecting the intake/exhaust duct 101 .
  • FIG. 6 is a perspective view schematically illustrating a cover part according to an exemplary embodiment of the present invention.
  • a cover part 104 covers the divided part formed of the second unit 102 b of the intake duct 102 and the second unit 103 b of the exhaust duct 103 .
  • the parts corresponding to the second unit 102 b of the intake duct 102 and the second unit 103 b of the exhaust duct 103 may have nets or grills allowing for the intake and discharge of air. Since the divided part disposed outdoors is covered by the cover part 104 , a presentable appearance may be realized and foreign objects included in the outdoor air may be prevented from being drawn in through the intake duct 102 .
  • cover part 104 In the enlarged view of FIG. 6 , only one part of the cover part 104 , corresponding to the second unit 102 b of the intake duct 102 , is illustrated to have a net or grill. However, the other part of the cover part 104 , corresponding to the second unit 103 b of the exhaust duct 103 in an opposing direction, also has a shutter.
  • a heat exchange ventilating apparatus allows for the enhancement of intake/discharge efficiency by varying its inner structure.
  • a heat exchange ventilating apparatus when installed, reduces the number of holes to be perforated.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
  • Ventilation (AREA)
  • Cooling Or The Like Of Electrical Apparatus (AREA)
US13/496,364 2009-09-16 2010-07-19 Heat Exchange Ventilating Apparatus Abandoned US20120178355A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
KR10-2009-0087465 2009-09-16
KR1020090087465A KR100966916B1 (ko) 2009-09-16 2009-09-16 소형 전열 교환 환기 장치
KR10-2009-0109929 2009-11-13
KR1020090109929A KR100974085B1 (ko) 2009-11-13 2009-11-13 급배기 덕트 및 이를 구비한 전열 교환 환기 장치
PCT/KR2010/004708 WO2011034277A2 (ko) 2009-09-16 2010-07-19 전열 교환 환기 장치

Publications (1)

Publication Number Publication Date
US20120178355A1 true US20120178355A1 (en) 2012-07-12

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US13/496,364 Abandoned US20120178355A1 (en) 2009-09-16 2010-07-19 Heat Exchange Ventilating Apparatus

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US (1) US20120178355A1 (ko)
JP (1) JP2013504744A (ko)
CN (1) CN102022815B (ko)
WO (1) WO2011034277A2 (ko)

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CN102022815B (zh) 2013-08-14
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JP2013504744A (ja) 2013-02-07
CN102022815A (zh) 2011-04-20

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