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WO2006001065A1 - Hotte aspirante de cuisine permettant de former un rideau d'air a l'aide de l'air de l'interieur - Google Patents

Hotte aspirante de cuisine permettant de former un rideau d'air a l'aide de l'air de l'interieur Download PDF

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Publication number
WO2006001065A1
WO2006001065A1 PCT/JP2004/009153 JP2004009153W WO2006001065A1 WO 2006001065 A1 WO2006001065 A1 WO 2006001065A1 JP 2004009153 W JP2004009153 W JP 2004009153W WO 2006001065 A1 WO2006001065 A1 WO 2006001065A1
Authority
WO
WIPO (PCT)
Prior art keywords
air
fan
hood
exhaust gas
range hood
Prior art date
Application number
PCT/JP2004/009153
Other languages
English (en)
Japanese (ja)
Inventor
Yoshihiro Yamada
Original Assignee
Yamazen Co., Ltd.
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 Yamazen Co., Ltd. filed Critical Yamazen Co., Ltd.
Priority to PCT/JP2004/009153 priority Critical patent/WO2006001065A1/fr
Priority to TW093126009A priority patent/TW200600728A/zh
Publication of WO2006001065A1 publication Critical patent/WO2006001065A1/fr

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C15/00—Details
    • F24C15/20—Removing cooking fumes
    • F24C15/2028—Removing cooking fumes using an air curtain
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F9/00—Use of air currents for screening, e.g. air curtains

Definitions

  • Range hood that forms an air curtain with indoor air
  • the present invention relates to a range hood installed in a kitchen, and more particularly to a range hood that forms an air curtain that wraps an exhaust gas containing oil smoke and water vapor rising from a cooking appliance or a pan.
  • a range hood is an exhaust gas containing oil smoke and water vapor that rises from a cooking appliance or a pan, and is exhausted to the outside through an exhaust duct while being sucked by a fan. Has been proposed.
  • the exhaust gas containing oily smoke and water vapor rising from cooking appliances and pans is a force that rises due to its heat. If there is no restriction at that time, the exhaust gas spreads indoors as it rises. . If the exhaust gas spreads as it rises and the exhaust gas is not captured well above it, the exhaust gas cannot be exhausted to the outside.
  • Patent Document 1 As described in Patent Document 1, Patent Document 2, or Patent Document 3, it is conceivable that the air curtain is constituted by a part of the sucked exhaust gas.
  • Patent Document 1 JP-A-53-5846, Patent Document 2: Japanese Patent Laid-Open No. 1-306753
  • Patent Document 3 Japanese Patent Laid-Open No. 9-280621
  • the "ventilator” disclosed in Patent Document 1 is a "ventilated gas or polluted air against the generation of uncomfortable gas such as indoor or outdoor.
  • the air curtain is generated toward the exhaust direction of the exhaust device and the entire area around the generation source or a partial force toward the exhaust source. An air curtain was created.
  • the "ventilator” of this Patent Document 1 includes "a whole area around the generation source or a partial force, an air curtain directed toward the exhaust direction of the exhaust apparatus” and “a source from the exhaust apparatus. Since the two types of air curtains must be constructed, the structure is very complicated, and a large amount of work is required to install them in the kitchen. Is not realistic.
  • the "flow-in device” described in Patent Document 2 is based on the description in the claims of the document, "the flow suction port and the fan that sends the flow from the suction port to the blow-out port.
  • a ring-shaped first air outlet that is arranged around the air inlet and blows out the flow from the fan, and a second air outlet provided outside the first air outlet. 1 blower locus A part of the annular flow that is blown out is configured to be sucked into the suction port while encircling the surrounding flow.
  • This “flow-in device” in Patent Document 2 is premised on the “annular flow blown out from the first annular blowout port”. However, if such an annular flow is formed, a considerably large fan There is doubt that the exhaust gas that rises just by having to be installed is well wrapped by this annular flow. This is because the exhaust gas is sucked by the fan.
  • the "range hood fan” described in Patent Document 3 is “to form a good air curtain without being greatly affected by fluctuations in the air flow load”
  • Fig. 7. Inside the main body box 22, there are a lower fan chamber 27 and an upper fan chamber 31.
  • the lower fan chamber 27 has a suction port 28 at the center of the lower portion and a blowout port 29 at the periphery.
  • the suction port 32 is formed at the lower part of the upper fan chamber 31, and the discharge port 33 is formed at the upper part.
  • the upper blade part 36 of the blade body 34 is disposed in the upper fan chamber 31,
  • the lower blade portion 38 is disposed in the lower fan chamber 27.
  • the blade body 34 has a configuration in which it is rotationally driven by a motor 39.
  • the "range hood” in Patent Document 3 also has a "blowing port 29" formed so as to surround the "suction port 28" opened at the center of the lower surface of the "range hood”.
  • the air curtain blown out from the “outlet 29” has an annular shape, and completely encloses the exhaust gas sucked in and taken in from the “inlet 28, inlet 28”. It cannot be considered.
  • the reason why the air curtain is not effective is as follows.
  • the blowing position of the air curtain is the lower surface of the range hood usually installed near the ceiling,
  • the gas generation position is below the range hood in the gas range and the pan above it.
  • the distance between the gas range and the range hood is about 60 cm to 80 cm, and the air curtain blowing position is completely separated from the exhaust gas generation position.
  • Patent Document 1 and Patent Document 3 uses an exhaust gas to form an air curtain. Therefore, if the air curtain is disturbed, the exhaust gas It will diffuse to the indoor side, and the serious problem of indoor air pollution It will also have a title.
  • an object of the present invention is to sufficiently prevent the exhaust gas from being mixed into the room air and sufficiently exhibit the air curtain function of completely blocking the exhaust gas and the room air. It is to provide a range hood that can be operated with a simple structure. Means for solving the problem
  • Exhaust gas 50 containing smoke and water vapor generated from cooking appliance 210 and pan 220 is captured by the hood main body 30, and this exhaust gas 50 is sucked out by the first fan 10 in the hood main body 30 and taken outside from the exhaust duct 11.
  • the range hood 100 is configured to discharge, and the second fan 20 is disposed in the front portion 30a of the hood main body 30, and the indoor air 70 is placed on the hood main body 30 positioned above the second fan 20.
  • the directional force supply air nozzle 40 is formed in the front portion 30a of the hood body 30 from the second fan 20 to the front lower surface of the hood body 30.
  • the range hood 100 is characterized by tilting outward.
  • the range hood 100 uses exhaust gas 50 containing smoke and water vapor generated from the cooking appliance 210 and the pan 220 as shown in FIGS.
  • the exhaust gas 50 is captured by 30 and is exhausted to the outside from the exhaust duct 11 while being sucked by the first fan 10 in the hood main body 30.
  • the second fan 20 is disposed in the front portion 30a of the hood main body 30, and the indoor air 70 is guided to the hood main body 30 positioned above the second fan 20.
  • the inlet 31 is formed, and the air supply nose 40 is formed in the front portion 30a of the hood body 30 so as to be directed from the second fan 20 to the lower surface of the front portion of the hood body 30.
  • the indoor air 70 above the hood body 30 is sucked into the front portion 30a from the inlet 31 formed on the upper surface side of the front portion 30a.
  • the sucked room air 70 is sent out to the supply nozzle 40 side by the second fan 20. That is, the exhaust gas 50 is not mixed in the air curtain 60 formed in the range hood 100 according to the present invention.
  • the supply air nozzle 40 is inclined downward toward the indoor side, so that the air outlet 41 of the air supply nozzle 40 can be
  • the direction of the air jetted out from the cooking apparatus 210 and the pan 220 is inclined outward with respect to the exhaust gas 50 flow rising from the pan 220.
  • the air curtain 60 formed by the range hood 100 of the present invention completely blocks the flow of the exhaust gas 50 from the indoor air 70, and the indoor air is contaminated by the exhaust gas 50. It is trying not to happen. Of course, even if the air curtain 60 itself is disturbed and flows into the room, the exhaust gas 50 is not mixed in the gas constituting the air curtain 60 as described above. Unlike the range hood proposed in Patent Document 3, the indoor air 70 is not polluted by the exhaust gas 50.
  • this type of range hood 100 is installed near the indoor wall 230 and close to the ceiling. Therefore, it is almost unnecessary to install the air supply nozzle 40 on the wall 230 side.
  • the air supply nose 40 is installed in the front portion 30a of the hood body 30 constituting the range hood 100. It is enough to open it.
  • the range hood 100 has the air supply nozzle 40 provided in the front portion 30a of the hood main body 30 connected to the lower surface of the front portion of the hood main body 30 from the second fan 20.
  • the air supply nozzle 40 is inclined downward toward the indoor side, so that the exhaust gas rising from the air curtain 60 blown from the air outlet 41 of the air supply nozzle 40 is exhausted.
  • the diffusion of the gas 50 into the indoor side can be prevented, and the exhaust gas 50 can be reliably discharged.
  • the range hood 100 of claim 1 can prevent the exhaust gas 50 from entering the indoor air 70 and can completely block the exhaust gas 50 and the indoor air 70. is there.
  • the means taken by the invention according to claim 2 is the range hood 100 according to claim 1 above.
  • the vertical cross-sectional shape of the air supply nozzle 40 has been made smaller in order from the second fan 20 to the air outlet 41.”
  • the longitudinal sectional shape of the air supply nozzle 40 is arranged in order from the second fan 20 to the outlet 41.
  • the flow velocity of the air blown out from the blowout port 41 is increased, and the air curtain 60 is jetted by concentrating the front end partial force of the front portion 30a.
  • the range hood 100 according to the second claim of the claim naturally exhibits the same function as that of the first claim, and the function of the air curtain 60 is further enhanced. It is. [0030] Further, in order to solve the above-mentioned problem, the means adopted by the invention according to claim 3 is the range hood 100 according to claim 1 or claim 2 described above. ,
  • a plurality of rectifying plates 42 are arranged in the air supply nozzle 40, and the angle of each rectifying plate 42 is gradually expanded so as to increase as it is positioned at the left and right ends of the front portion of the feed body 30.
  • the air curtain 60 blown out from the outlet 41 of the air supply nozzle 40 is reliably left and right at the front end of the front portion 30a of the hood body 30.
  • the indoor air 70 and the exhaust gas 50 are reliably shut off.
  • the second fan 20 is arranged in the front portion 30a of the hood main body 30, and the inlet 31 for introducing the indoor air 70 is formed in the hood main body 30 positioned above the second fan 20, and the hood In the front ⁇ B portion 30a of the main body 30, a second fan 20 forces, a counter force supply nozzle 40 is formed on the lower surface of the front ⁇ B of the hood main body 30,
  • the main feature of the structure is that the exhaust gas 50 can be prevented from entering the indoor air 70, and the exhaust curtain 50 and the indoor air 70 are completely shut off.
  • the range hood 100 capable of fully exhibiting the above can be provided with a simple structure.
  • the air curtain function can be fully exerted, and the walls and various facilities in the kitchen are not polluted by the oily smoke in the exhaust gas, and can be used very advantageously in the industry.
  • FIG. 3 is an enlarged vertical cross-sectional view of a portion of the same range hood centered on a second fan and an air supply nozzle connected to the second fan.
  • FIG. 1 shows the range hood 100 according to the present invention. The state where it is installed in the kitchen is shown, and this range hood 100 is installed in front of the wall 230 and directly under the ceiling. Under the range hood 100, cooking devices 210 such as various ranges and ovens are installed, and the cooking device 210 is heated and cooked with the pan 220 and the like.
  • the range hood 100 discharges the exhaust gas 50 sucked out by the hood body 30 that captures the exhaust gas 50, the first fan 10 provided in the hood body 30, and the first fan 10 to the outside.
  • the exhaust duct 11 is provided.
  • the range hood 100 has a fan cylinder 12 for supporting the first fan 10, and a hood main body 30 is provided on the lower end of the fan cylinder 12 in a body-like manner. .
  • a connecting portion for the exhaust duct 11 is formed at the upper end of the fan cylinder 12, and the tip of the exhaust duct 11 is led out to the outdoors through a space such as the back of the ceiling.
  • the hood main body 30 has an area that can capture the exhaust gas 50 rising from the cooking appliance 210 and the pan 220, and is positioned directly below the first fan 10. Oil to capture and liquefy the oil in the captured exhaust gas 50 in the part
  • the filter 33 is arranged, and the oil filter 33 is attached to a partition wall 32 installed in the hood body 30. In the hood main body 30 of the best mode, as shown in FIG. 2, the partition wall 32 and the lower part of the oil filter 33 attached to the partition wall 32 are used as a trapping space R for the exhaust gas 50.
  • the hood main body 30 of the best mode it is sufficient that the above-described oil filter 33 and the second fan 20 described later can be accommodated. Therefore, as shown in FIG. 1 and FIG. The thickness in the vertical direction is not so large. This is because the storage space for the first fan 10 is sufficiently secured in the decorative cylinder 34 that wraps the fan cylinder 12 from the outside.
  • the indoor side portion is the front portion 30a, and as shown in Fig. 2, the second fan 20 is disposed in the front portion 30a.
  • the hood body 30 above the second fan 20 has an introduction port 31, and the suction of the indoor air 70 by the second fan 20 is made through the introduction port 31. I can do it.
  • An upper filter 31a is accommodated in the introduction port 31, and the upper filter 31a removes dust or the like that adversely affects the operation of the second fan 20 from the sucked indoor air 70. It is.
  • the blower side of the second fan 20 housed in the front portion 30a of the hood main body 30 is connected to the lower surface of the front portion of the hood main body 30 from the second fan 20.
  • Directional force air supply Nozzle 40 is provided.
  • the air supply nozzle 40 in the best mode is divided into a large number using a rectifying plate 42 to be described later, and a blowout port 41 which is a tip of the air supply nozzle 40 opens at the lower surface of the front portion 30a.
  • the air supply nozzle 40 is inclined downward toward the indoor side, and the air injected from the air outlet 41 of the air supply nozzle 40 Directional force As shown by the arrows in FIGS. 1 and 2, the exhaust gas 50 rising from the cooking appliance 210 or the pan 220 is inclined outward.
  • the inclination angle of the air supply nozzle 40 is 120 ° measured clockwise from the lower surface when the direction toward the indoor side of the lower surface of the front portion 30a is defined as 0 °.
  • the longitudinal sectional shape thereof is as shown in FIG.
  • the second fan 20 is gradually reduced from the outlet 41 to the outlet 41.
  • the air supply nozzle 40 is configured such that the lateral width of the outlet 41 is larger than the lateral width of the outlet of the second fan 20 as shown in FIG.
  • the flow velocity of the air injected from the outlet 41 is controlled by the second fan 20. It is faster than the flow rate of the air sent out.
  • a plurality of rectifying plates 42 are arranged in the supply nozzle 40, and the angle of each rectifying plate 42 is set to the hood. It is assumed that it is gradually expanded so as to increase as it is located at the left and right ends of the front part of the main body
  • Each rectifying plate 42 serves to expand the air sent out from the second fan 20 in the lateral direction of the front end of the front portion 30a when blown out from the outlet 41 of each air supply nozzle 40. Is. That is, each rectifying plate 42 is coupled with the fact that each air supply nozzle 40 is inclined downward toward the indoor side, and the direction of the air injected from the air outlet 41 of this air supply nozzle 40 is changed to the cooking appliance 210. In addition, the exhaust gas 50 rising from the pan 220 is inclined outward (inside the room) and spreads laterally (in a direction parallel to the wall 230).
  • the heater 43 is arranged in the supply air nozzle 40.
  • the heater 43 heats the air sent from the second fan 20 and makes the air curtain 60 warm.
  • the heater 43 prevents the inside of the supply air nozzle 40 from being cooled by the indoor air 70, thereby preventing condensation in the supply air nozzle 40 and in the vicinity thereof. It is.
  • condensation may occur due to water vapor contained in the exhaust gas 50, and this condensation may cause a short circuit in the electric parts of the range hood 100. This is because an adverse effect is generated.
  • the range hood 100 forms an air supply nose 40 in the front portion 30a of the hood main body 30 that is directed toward the front lower surface of the hood main body 30 from the second fan 20. Noznore 40 The direction of the air injected from the air outlet 41 is inclined outward with respect to the flow of exhaust gas 50 rising from the cooking appliance 210 or the pan 220.
  • the range hood 100 can prevent the exhaust gas 50 from being mixed into the indoor air 70. If the exhaust gas 50 and the indoor air 70 are completely shut off, the range hood 100 can fully perform the air curtain function. As a result, the walls and various facilities in the kitchen will not be polluted by oil smoke in the exhaust gas. For this reason, the range hood 100 according to the present invention can sufficiently meet the demands of consumers as compared with the conventional type, and the production and sales are promoted, which is very advantageous industrially. It can be used.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Ventilation (AREA)

Abstract

L'invention concerne une hotte aspirante de cuisine permettant de former un rideau d'air suffisamment efficace pour séparer efficacement les fumées de cuisine de l'air de l'intérieur de la cuisine, afin qu'ils ne se mélangent pas. Cette hotte aspirante de cuisine comprend un second ventilateur (20) disposé au niveau de la partie intérieure frontale d'un corps de hotte (30) et une entrée par laquelle est introduit l'air de l'intérieur (70) dans le corps de hotte (30), formée dans le corps de hotte (30), au-dessus du second ventilateur (20). La hotte comprend également une buse d'alimentation en air (40) disposée entre le second ventilateur (20) et la face inférieure frontale du corps de hotte (30), formée au niveau de la partie intérieure frontale du corps de hotte (30), face à un côté intérieur, inférieur. Pour former un rideau d'air suffisamment efficace pour séparer les fumées de cuisine de l'air de l'intérieur de la cuisine, afin qu'ils ne se mélangent pas, l'air injecté par la sortie de la buse d'alimentation en air (40) est orienté vers l'extérieur par rapport au flux des fumées de cuisine (50) dégagées par un appareil de cuisson (210) et des casseroles (220).
PCT/JP2004/009153 2004-06-29 2004-06-29 Hotte aspirante de cuisine permettant de former un rideau d'air a l'aide de l'air de l'interieur WO2006001065A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/JP2004/009153 WO2006001065A1 (fr) 2004-06-29 2004-06-29 Hotte aspirante de cuisine permettant de former un rideau d'air a l'aide de l'air de l'interieur
TW093126009A TW200600728A (en) 2004-06-29 2004-08-30 Range hood forming air curtain by indoor air

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2004/009153 WO2006001065A1 (fr) 2004-06-29 2004-06-29 Hotte aspirante de cuisine permettant de former un rideau d'air a l'aide de l'air de l'interieur

Publications (1)

Publication Number Publication Date
WO2006001065A1 true WO2006001065A1 (fr) 2006-01-05

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PCT/JP2004/009153 WO2006001065A1 (fr) 2004-06-29 2004-06-29 Hotte aspirante de cuisine permettant de former un rideau d'air a l'aide de l'air de l'interieur

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Country Link
TW (1) TW200600728A (fr)
WO (1) WO2006001065A1 (fr)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100701096B1 (ko) 2006-12-13 2007-03-28 주식회사 엑타 동시급／배기형 후드
KR100875206B1 (ko) 2008-06-12 2008-12-19 최윤수 흄 후드설비 시스템 및 그 시스템의 티라인 노즐 분사식 에어커튼
WO2010091644A1 (fr) * 2009-02-12 2010-08-19 诺孚电器股份有限公司 Appareil d'élimination d'huile et de fumée actionné par un flux d'air orienté
CN104197389A (zh) * 2014-08-18 2014-12-10 宁波欧琳厨具有限公司 具有油烟过滤功能的近吸式吸油烟机
CN104456674A (zh) * 2014-11-10 2015-03-25 广东神州燃气用具有限公司 一种吸油烟机
CN104896545A (zh) * 2014-03-05 2015-09-09 海尔集团公司 油烟机
IT201600071189A1 (it) * 2016-07-07 2018-01-07 B S Service S R L Cappa aspirante per cucine con flusso direzionale.
WO2018008045A1 (fr) * 2016-07-07 2018-01-11 B.S. Service S.R.L. Hotte d'extracteur de cuisine à flux directionnel
CN111237833A (zh) * 2020-03-10 2020-06-05 广东麦理杰电器有限公司 一种带空气净化功能的油烟机
CN112484031A (zh) * 2020-12-10 2021-03-12 张飞鹏 一种拣灰火化炉的降温除烟辅助机构

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI611148B (zh) * 2017-05-09 2018-01-11 建準電機工業股份有限公司 排油煙機

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54142951U (fr) * 1978-03-20 1979-10-04
JPS5956030A (ja) * 1982-09-27 1984-03-31 陳　重宗 排気方法及び装置
JPS62156738U (fr) * 1986-03-27 1987-10-05
JPH0327562U (fr) * 1989-07-27 1991-03-19
JPH10288371A (ja) * 1997-04-16 1998-10-27 Shinpo Kk 排気装置
JP2002130759A (ja) * 2000-10-18 2002-05-09 Royal Electric Co Ltd レンジフードファン

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54142951U (fr) * 1978-03-20 1979-10-04
JPS5956030A (ja) * 1982-09-27 1984-03-31 陳　重宗 排気方法及び装置
JPS62156738U (fr) * 1986-03-27 1987-10-05
JPH0327562U (fr) * 1989-07-27 1991-03-19
JPH10288371A (ja) * 1997-04-16 1998-10-27 Shinpo Kk 排気装置
JP2002130759A (ja) * 2000-10-18 2002-05-09 Royal Electric Co Ltd レンジフードファン

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100701096B1 (ko) 2006-12-13 2007-03-28 주식회사 엑타 동시급／배기형 후드
KR100875206B1 (ko) 2008-06-12 2008-12-19 최윤수 흄 후드설비 시스템 및 그 시스템의 티라인 노즐 분사식 에어커튼
WO2010091644A1 (fr) * 2009-02-12 2010-08-19 诺孚电器股份有限公司 Appareil d'élimination d'huile et de fumée actionné par un flux d'air orienté
CN104896545B (zh) * 2014-03-05 2018-01-09 海尔集团公司 油烟机
CN104896545A (zh) * 2014-03-05 2015-09-09 海尔集团公司 油烟机
CN104197389A (zh) * 2014-08-18 2014-12-10 宁波欧琳厨具有限公司 具有油烟过滤功能的近吸式吸油烟机
CN104456674B (zh) * 2014-11-10 2016-08-17 广东神州燃气用具有限公司 一种吸油烟机
CN104456674A (zh) * 2014-11-10 2015-03-25 广东神州燃气用具有限公司 一种吸油烟机
IT201600071189A1 (it) * 2016-07-07 2018-01-07 B S Service S R L Cappa aspirante per cucine con flusso direzionale.
WO2018008045A1 (fr) * 2016-07-07 2018-01-11 B.S. Service S.R.L. Hotte d'extracteur de cuisine à flux directionnel
US10731868B2 (en) 2016-07-07 2020-08-04 B.S. Service S.R.L. Kitchen extractor hood with directional flow
CN111237833A (zh) * 2020-03-10 2020-06-05 广东麦理杰电器有限公司 一种带空气净化功能的油烟机
CN112484031A (zh) * 2020-12-10 2021-03-12 张飞鹏 一种拣灰火化炉的降温除烟辅助机构

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