WO2013033920A1 - Ventilating and internally-circulating extractor hood - Google Patents

Ventilating and internally-circulating extractor hood Download PDF

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Publication number
WO2013033920A1
WO2013033920A1 PCT/CN2011/079570 CN2011079570W WO2013033920A1 WO 2013033920 A1 WO2013033920 A1 WO 2013033920A1 CN 2011079570 W CN2011079570 W CN 2011079570W WO 2013033920 A1 WO2013033920 A1 WO 2013033920A1
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WIPO (PCT)
Prior art keywords
range hood
pole motor
casing
air
shaded
Prior art date
Application number
PCT/CN2011/079570
Other languages
French (fr)
Chinese (zh)
Inventor
姚国祥
谢凯
Original Assignee
宁波舜韵电子有限公司
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Publication of WO2013033920A1 publication Critical patent/WO2013033920A1/en

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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
    • F24C15/2035—Arrangement or mounting of filters

Definitions

  • the invention relates to a kitchen range hood, in particular to an efflux and internal circulation
  • the range hood is a must-have item in the kitchen.
  • the performance of the range hood directly affects the environment of the kitchen and the health of the user.
  • the soot is easy to pollute the range hood and affect the service life of the hood.
  • the existing general range hoods directly discharge the soot into the atmosphere, and actually there is secondary pollution of the soot; another type of range hood is to separate the oil fume and discharge it into the kitchen for circulation, but its structure is compared. Complex, cost is too high; and the current range hood performance is extremely single. Summary of the invention
  • the problem to be solved by the present invention is to provide an ejector and an inner circulation range hood to overcome the drawbacks of the prior art range hood having a single performance and polluting the environment.
  • the present invention provides an ejector and an inner circulation range hood, comprising an air extracting device installed in a range hood, the air extracting device comprising a casing, a shaded pole motor, a carbon box, a duct, and an outer row a tuyere and a windshield, the outer exhaust vent is disposed on a side wall of the casing, the outer exhaust vent is connected to the air duct, and the wind shield is mounted on the outer vent; the shaded motor It is arranged on the air duct of the casing, and the lower end of the shaded pole motor is provided with carbon which can filter the smell of soot.
  • the direction of the air duct and the outer air outlet is set on the same horizontal plane as the exhaust air flow path of the shaded pole motor.
  • the windshield mounted on the outer air outlet is hingedly connected with the casing, and is turned back and forth by a steering buckle disposed at the other end of the windshield.
  • the steering buckle has a shape and a size on the housing
  • the groove is matched with the protrusion, and the protrusion on the steering buckle when the wind deflector is positioned is located in the groove and can be freely positioned back and forth.
  • the carbon box is in the shape of a bent circular groove, and a through hole is arranged in the middle, and different regular soot air inlets are arranged around, and the carbon box groove is divided into a plurality of cavities by a blade-shaped plate.
  • the cavity is filled with active particulate carbon and bonded by a layer of activated carbon cloth.
  • a rectangular box body is disposed on the side of the casing for placing the lead wire of the shaded pole motor, and the shaded pole motor lead wire is compared with the prior art by a pipe disposed on the air passage.
  • the technical scheme of the invention has the following advantages: the exhaust hood in the range hood does not use the exhaust duct, and the separated odor of the oil smoke enters the carbon box and is purified, and the clean air is pressurized by the hood motor and discharged to the kitchen for circulation; The separated soot odor enters the carbon box and becomes clean air.
  • the shaded pole motor After being pressurized by the shaded pole motor, it is discharged to the outside through the exhaust duct; it is not only environmentally friendly, but also reduces the trouble of the hood cleaning and unloading, and reduces the cost. Moreover, the extremely simple structure combines both the outer row and the inner loop to have a dual selection function, which greatly satisfies the life and use of different families, and is extremely convenient.
  • Figure 1 is an exploded view of an ejector and internal circulation range hood of the present invention.
  • Fig. 2 is a schematic view showing the structure of an efflux use state of an ejector and an inner circulation range hood according to the present invention.
  • Fig. 3 is a schematic view showing the structure of an internal circulation use state of an ejector and an inner circulation range hood according to the present invention.
  • an ejector and an inner circulation range hood includes an air extracting device 1 installed in a range hood, and the air extracting device 1 includes a casing 2, a shaded pole motor 3, a carbon box 4, and a duct.
  • the cover pole motor 3 is disposed on the air duct 5 of the casing 2, and the lower end of the shade pole motor 3 is provided with a carbon box 4 that can filter the smell of soot.
  • the direction of the air duct 5 and the outer air outlet 6 is set on the same level as the exhaust air flow path of the shaded pole motor 3.
  • the windshield 7 mounted on the outer vent 6 is hingedly connected to the casing 2, and is turned back and forth by a steering buckle 9 disposed at the other end of the windshield 7.
  • the steering buckle 9 has a protrusion 11 matched in shape and size to the groove 10 on the casing 2, and the protrusion 11 on the steering buckle 9 is located in the groove 10 when the windshield 7 is positioned and Free positioning back and forth.
  • the carbon box 4 is shaped as a circular circular groove with a through hole in the middle, and is provided with different regular oily air inlets 8 , and the carbon box groove is divided into a plurality of cavities by a blade-shaped plate.
  • the cavity is filled with active particulate carbon and bonded by a layer of activated carbon cloth.
  • a rectangular box 12 is disposed on the side of the casing for placing the lead wire of the shaded pole motor, and the shaded motor lead wire is led out through a duct 13 provided on the air passage.
  • Fig. 2 it is the working process of the invention when it is used in the outer row.
  • the steering buckle is opened and positioned by the steering buckle, and the range hood is connected to the power source to start working.
  • the smoke and smoke odor is purified from the carbon box and then enters the cover pole.
  • the motor is pressurized, it is quickly discharged from the outer exhaust vent 6 through the exhaust duct to the outside through the air duct 5.
  • the carbon cartridge can be directly disassembled and discharged directly from the outer exhaust vent 6 through the exhaust duct to the outside.
  • the steering buckle 7 is closed and positioned by the steering buckle, and the range hood is started after the power is connected, since the windshield 7 is closed, the surroundings are also The casing of the range hood is closed, and the smell of soot is purified from the carbon box. After entering the shaded pole motor, it is climbed through the air duct 5 to the tuyere provided on the range hood to be circulated to the kitchen.
  • the exhaust hood of the invention does not use an exhaust duct, and the separated odor of the oil smoke enters the carbon box and is purified, and the clean air is pressurized by the hood motor and discharged into the kitchen for circulation; when the outer row is discharged, the odor of the oil smoke is separated. After entering the carbon cartridge purification, the clean air is pressurized by the shaded pole motor and discharged to the outside through the exhaust duct; it is not only environmentally friendly, but also reduces the trouble of the hood cleaning and washing, and reduces the cost. Moreover, the extremely simple structure is used to combine the outer row and the inner loop, so that it has a double selection function, which greatly satisfies the life and use of different families, and is extremely convenient.

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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

A ventilating and internally-circulating extractor hood comprising a ventilation apparatus (1) arranged within a fume extraction chamber. The ventilation apparatus (1) comprises a housing (2) a shaded-pole motor (3), a carbon box (4), an air duct (5), a ventilation outlet (6), and a wind deflector (7). The ventilation outlet (6) is arranged on a lateral wall of the housing (2). The ventilation outlet (6) is in communication with the air duct (5). The wind deflector (7) is arranged on the ventilation outlet (6). The shaded-pole motor (3) is arranged on the air duct (5) of the housing (2). The shaded-pole motor (3) has arranged at the lower end thereof the carbon box (4) for removing fume odor. The extractor hood obviates for internal-circulation the need for an exhaust duct, the fume odor separated is introduced into the carbon box (4) for purification into clean air, pressurized via the shaded-pole motor (3), and discharged into the kitchen for internal-circulation; when ventilating, the fume odor separated is introduced into the carbon box (4) for purification into clean air, pressurized via the shaded-pole motor (3), and discharged to the outdoor via an exhaust duct. This is not only environmentally friendly, but also obviates the troubles of dismantling and washing of the extractor hood, thus improving service life and reducing costs.

Description

一种外排和内循环抽油烟机 技术领域  External and internal circulation range hood
本发明涉及一种厨房用抽油烟机，具体地说涉及一种外排和内循  The invention relates to a kitchen range hood, in particular to an efflux and internal circulation
背景技术 Background technique
抽油烟机是厨房必备用品，其抽油烟性能的好坏直接影响厨房的 环境和使用者的身体健康， 并且油烟易污染油烟机， 影响油烟机的使 用寿命。 现有一般的抽油烟机是直接将油烟排到大气中， 实际也存在 油烟的二次污染；还有另一种抽油烟机是将油烟经分离处理后排到厨 房内循环， 但是其结构比较复杂， 成本也过高； 而且目前的抽油烟机 使用性能极其单一。 发明内容  The range hood is a must-have item in the kitchen. The performance of the range hood directly affects the environment of the kitchen and the health of the user. The soot is easy to pollute the range hood and affect the service life of the hood. The existing general range hoods directly discharge the soot into the atmosphere, and actually there is secondary pollution of the soot; another type of range hood is to separate the oil fume and discharge it into the kitchen for circulation, but its structure is compared. Complex, cost is too high; and the current range hood performance is extremely single. Summary of the invention
本发明要解决的问题是提供一种外排和内循环抽油烟机，以克服 现有技术中抽油烟机性能单一、 污染环境的缺陷。  The problem to be solved by the present invention is to provide an ejector and an inner circulation range hood to overcome the drawbacks of the prior art range hood having a single performance and polluting the environment.
为达到上述目的， 本发明提供一种外排和内循环抽油烟机，包括 安装于抽油烟室中的抽风装置， 所述抽风装置包括壳体、 罩极电机、 碳盒、风道、外排风口及挡风板，所述外排风口设置于壳体的侧壁上， 外排风口与风道贯通， 所述挡风板安装于所述外排风口上； 所述罩极 电机设置于壳体的风道上， 罩极电机下端设有可过滤油烟异味的碳 In order to achieve the above object, the present invention provides an ejector and an inner circulation range hood, comprising an air extracting device installed in a range hood, the air extracting device comprising a casing, a shaded pole motor, a carbon box, a duct, and an outer row a tuyere and a windshield, the outer exhaust vent is disposed on a side wall of the casing, the outer exhaust vent is connected to the air duct, and the wind shield is mounted on the outer vent; the shaded motor It is arranged on the air duct of the casing, and the lower end of the shaded pole motor is provided with carbon which can filter the smell of soot.
。 .
上述技术方案中，所述风道与外排风口的方向与罩极电机的排风 流道设在同一水平面上。  In the above technical solution, the direction of the air duct and the outer air outlet is set on the same horizontal plane as the exhaust air flow path of the shaded pole motor.
上述技术方案中，所述安装于外排风口上的所述挡风板与壳体之 间为铰链式连接， 通过设置于挡风板另一端的转向扣来回转向。  In the above technical solution, the windshield mounted on the outer air outlet is hingedly connected with the casing, and is turned back and forth by a steering buckle disposed at the other end of the windshield.
上述技术方案中， 所述转向扣有一个形状、 大小与所述壳体上的 凹槽相配的凸块，定位挡风板时转向扣上的凸块正好位于此凹槽内并 可自由的来回定位。 In the above technical solution, the steering buckle has a shape and a size on the housing The groove is matched with the protrusion, and the protrusion on the steering buckle when the wind deflector is positioned is located in the groove and can be freely positioned back and forth.
上述技术方案中， 所述碳盒形状为折弯的圆形凹槽， 中间设有通 孔， 周围设有不同规则的油烟进风口， 所述碳盒凹槽由叶片形状的板 分成多个腔体， 所述腔体上填装有活性颗粒碳， 并由一层活性碳布粘 接。  In the above technical solution, the carbon box is in the shape of a bent circular groove, and a through hole is arranged in the middle, and different regular soot air inlets are arranged around, and the carbon box groove is divided into a plurality of cavities by a blade-shaped plate. The cavity is filled with active particulate carbon and bonded by a layer of activated carbon cloth.
上述技术方案中， 所述壳体边上设有一长方形的盒体， 用于放置 所述罩极电机的引出线，所述罩极电机引出线通过风道上设置的管道 与现有技术相比， 本发明的技术方案具有以下优点： 抽油烟机内 循环排放不用排气导管，被分离的油烟异味进入碳盒净化后变为洁净 空气经罩极电机加压后排放到厨房内循环； 外排时， 被分离的油烟异 味进入碳盒净化后变为洁净空气经罩极电机加压后通过排气导管排 到室外； 不仅环保， 而且减少了油烟机拆洗的麻烦， 降低了成本。 而 且使用极其简单的结构将外排和内循环两者结合起来，使其具有双重 选择功能， 极大满足了不同家庭的生活使用， 极其方便。 附图说明  In the above technical solution, a rectangular box body is disposed on the side of the casing for placing the lead wire of the shaded pole motor, and the shaded pole motor lead wire is compared with the prior art by a pipe disposed on the air passage. The technical scheme of the invention has the following advantages: the exhaust hood in the range hood does not use the exhaust duct, and the separated odor of the oil smoke enters the carbon box and is purified, and the clean air is pressurized by the hood motor and discharged to the kitchen for circulation; The separated soot odor enters the carbon box and becomes clean air. After being pressurized by the shaded pole motor, it is discharged to the outside through the exhaust duct; it is not only environmentally friendly, but also reduces the trouble of the hood cleaning and unloading, and reduces the cost. Moreover, the extremely simple structure combines both the outer row and the inner loop to have a dual selection function, which greatly satisfies the life and use of different families, and is extremely convenient. DRAWINGS
图 1为本发明一种外排和内循环抽油烟机的***图。  BRIEF DESCRIPTION OF THE DRAWINGS Figure 1 is an exploded view of an ejector and internal circulation range hood of the present invention.
图 2为本发明一种外排和内循环抽油烟机的外排使用状态结构示 意图。  Fig. 2 is a schematic view showing the structure of an efflux use state of an ejector and an inner circulation range hood according to the present invention.
图 3为本发明一种外排和内循环抽油烟机的内循环使用状态结构 示意图。  Fig. 3 is a schematic view showing the structure of an internal circulation use state of an ejector and an inner circulation range hood according to the present invention.
附图中： 1、 抽风装置， 2、 壳体， 3、 罩极电机， 4、 碳盒， 5、 风道， 6、 外排风口， 7、 挡风板， 8、 油烟进风口， 9、 转向扣， 10、 凹槽， 11、 凸块， 12、 盒体， 13、 管道。 具体实施方式  In the drawings: 1. Exhaust device, 2, housing, 3, shaded pole motor, 4, carbon box, 5, air duct, 6, outer exhaust duct, 7, windshield, 8, soot inlet, 9 , steering buckle, 10, groove, 11, bump, 12, box, 13, pipe. detailed description
下面结合附图和实施例，对本发明的具体实施方式作进一步详细 描述。 以下实施例用于说明本发明， 但不用来限制本发明的范围。 如图 1所示， 一种外排和内循环抽油烟机，包括安装于抽油烟室 中的抽风装置 1 , 所述抽风装置 1包括壳体 2、 罩极电机 3、 碳盒 4、 风道 5、 外排风口 6及挡风板 7 , 所述外排风口 6设置于壳体 2的侧 壁上， 外排风口 6与风道 5贯通， 所述挡风板 7安装于所述外排风口 6上； 所述罩极电机 3设置于壳体 2的风道 5上， 罩极电机 3下端设 有可过滤油烟异味的碳盒 4。 The specific embodiments of the present invention will be further described in detail below with reference to the accompanying drawings and embodiments. Description. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention. As shown in FIG. 1 , an ejector and an inner circulation range hood includes an air extracting device 1 installed in a range hood, and the air extracting device 1 includes a casing 2, a shaded pole motor 3, a carbon box 4, and a duct. 5, the outer exhaust vent 6 and the windshield 7, the outer vent 6 is disposed on the side wall of the casing 2, the outer vent 6 and the air duct 5 are penetrated, and the wind deflector 7 is installed at the The cover pole motor 3 is disposed on the air duct 5 of the casing 2, and the lower end of the shade pole motor 3 is provided with a carbon box 4 that can filter the smell of soot.
所述风道 5与外排风口 6的方向与罩极电机 3的排风流道设在同 一水平面上。  The direction of the air duct 5 and the outer air outlet 6 is set on the same level as the exhaust air flow path of the shaded pole motor 3.
所述安装于外排风口 6上的所述挡风板 7与壳体 2之间为铰链式 连接， 通过设置于挡风板 7另一端的转向扣 9来回转向。  The windshield 7 mounted on the outer vent 6 is hingedly connected to the casing 2, and is turned back and forth by a steering buckle 9 disposed at the other end of the windshield 7.
所述转向扣 9有一个形状、 大小与所述壳体 2上的凹槽 10相配 的凸块 11 ,定位挡风板 7时转向扣 9上的凸块 11正好位于此凹槽 10 内并可自由的来回定位。  The steering buckle 9 has a protrusion 11 matched in shape and size to the groove 10 on the casing 2, and the protrusion 11 on the steering buckle 9 is located in the groove 10 when the windshield 7 is positioned and Free positioning back and forth.
所述碳盒 4形状为折弯的圆形凹槽， 中间设有通孔， 周围设有不 同规则的油烟进风口 8,所述碳盒凹槽由叶片形状的板分成多个腔体, 所述腔体上填装有活性颗粒碳， 并由一层活性碳布粘接。  The carbon box 4 is shaped as a circular circular groove with a through hole in the middle, and is provided with different regular oily air inlets 8 , and the carbon box groove is divided into a plurality of cavities by a blade-shaped plate. The cavity is filled with active particulate carbon and bonded by a layer of activated carbon cloth.
所述壳体边上设有一长方形的盒体 12 , 用于放置所述罩极电机 的引出线， 所述罩极电机引出线通过风道上设置的管道 13引出。  A rectangular box 12 is disposed on the side of the casing for placing the lead wire of the shaded pole motor, and the shaded motor lead wire is led out through a duct 13 provided on the air passage.
如图 2所示， 是本发明在外排使用时的工作过程， 首先转向扣将 挡风板 7打开并定位， 抽油烟机接上电源后开始工作， 油烟异味从碳 盒中净化后进入罩极电机加压后经风道 5迅速从外排风口 6通过排气 导管排到室外。 当然， 如果本发明在一些油烟味较重的特殊家庭使用 时，也可直接将碳盒拆卸，直接从外排风口 6通过排气导管排到室外。  As shown in Fig. 2, it is the working process of the invention when it is used in the outer row. First, the steering buckle is opened and positioned by the steering buckle, and the range hood is connected to the power source to start working. The smoke and smoke odor is purified from the carbon box and then enters the cover pole. After the motor is pressurized, it is quickly discharged from the outer exhaust vent 6 through the exhaust duct to the outside through the air duct 5. Of course, if the present invention is used in some special households with heavy oily smoke, the carbon cartridge can be directly disassembled and discharged directly from the outer exhaust vent 6 through the exhaust duct to the outside.
如图 3所示， 是本发明在室内循环使用时的工作过程， 首先转向 扣将挡风板 7关闭并定位， 抽油烟机接上电源后开始工作， 由于挡风 板 7关闭， 四周也由抽油烟室的机壳封闭， 油烟异味从碳盒中净化后 进入罩极电机加压后经风道 5 爬升向抽油烟室上设置的风口排到厨 房内循环。 As shown in FIG. 3, it is the working process of the invention when it is used indoors, firstly, the steering buckle 7 is closed and positioned by the steering buckle, and the range hood is started after the power is connected, since the windshield 7 is closed, the surroundings are also The casing of the range hood is closed, and the smell of soot is purified from the carbon box. After entering the shaded pole motor, it is climbed through the air duct 5 to the tuyere provided on the range hood to be circulated to the kitchen.
本发明的抽油烟机内循环排放不用排气导管，被分离的油烟异味 进入碳盒净化后变为洁净空气经罩极电机加压后排放到厨房内循环； 外排时，被分离的油烟异味进入碳盒净化后变为洁净空气经罩极电机 加压后通过排气导管排到室外； 不仅环保， 而且减少了油烟机拆洗的 麻烦， 降低了成本。 而且使用极其简单的结构将外排和内循环两者结 合起来， 使其具有双重选择功能， 极大满足了不同家庭的生活使用， 极其方便。  The exhaust hood of the invention does not use an exhaust duct, and the separated odor of the oil smoke enters the carbon box and is purified, and the clean air is pressurized by the hood motor and discharged into the kitchen for circulation; when the outer row is discharged, the odor of the oil smoke is separated. After entering the carbon cartridge purification, the clean air is pressurized by the shaded pole motor and discharged to the outside through the exhaust duct; it is not only environmentally friendly, but also reduces the trouble of the hood cleaning and washing, and reduces the cost. Moreover, the extremely simple structure is used to combine the outer row and the inner loop, so that it has a double selection function, which greatly satisfies the life and use of different families, and is extremely convenient.
以上所述仅是本发明的优选实施方式， 应当指出， 对于本技术领 域的普通技术人员来说， 在不脱离本发明技术原理的前提下， 还可以 做出若干改进和润饰， 这些改进和润饰也应视为本发明的保护范围。  The above description is only a preferred embodiment of the present invention, and it should be noted that those skilled in the art can make several improvements and retouchings without departing from the technical principles of the present invention. It should also be considered as the scope of protection of the present invention.

Claims

1、 一种外排和内循环抽油烟机， 包括安装于抽油烟室中的抽风 装置， 所述抽风装置包括壳体、 罩极电机、 碳盒、 风道、 外排风口及 挡风板， 其特征在于： 所述外排风口设置于壳体的侧壁上， 外排风口 与风道贯通， 所述挡风板安装于所述外排风口上； 所述罩极电机设置 于壳体的风道上， 罩极电机下端设有可过滤油烟异味的碳盒。 1. An ejector and an inner circulation range hood, comprising an air extraction device installed in a range hood, the air extraction device comprising a casing, a shaded pole motor, a carbon box, a duct, an exhaust vent and a wind deflector The outer air outlet is disposed on a side wall of the casing, the outer air outlet is connected to the air passage, and the wind shield is mounted on the outer air outlet; the shade pole motor is disposed on On the air duct of the casing, a carbon box for filtering the smell of soot is provided at the lower end of the shaded pole motor.
2、 如权利要求 1所述的外排和内循环抽油烟机， 其特征在于： 所述风道与外排风口的方向与罩极电机的排风流道设在同一水平面 上。  2. The ejector and internal circulation range hood according to claim 1, wherein: the direction of the air duct and the outer air outlet is on the same horizontal plane as the exhaust air flow path of the shaded pole motor.
3、 如权利要求 1所述的外排和内循环抽油烟机， 其特征在于： 所述安装于外排风口上的所述挡风板与壳体之间为铰链式连接，通过 设置于挡风板另一端的转向扣来回转向。  3. The ejector and inner-circulation range hood according to claim 1, wherein: the windshield mounted on the outer vent is hingedly connected to the casing, and is disposed in the block. The steering buckle at the other end of the wind deflector turns back and forth.
4、 如权利要求 3所述的外排和内循环抽油烟机， 其特征在于： 所述转向扣有一个形状、 大小与所述壳体上的凹槽相配的凸块， 定位 挡风板时转向扣上的凸块正好位于此凹槽内并可自由的来回定位。  4. The ejector and inner-circulation range hood according to claim 3, wherein: the steering buckle has a protrusion having a shape and a size matching the groove on the casing, and positioning the windshield The bump on the steering buckle is located in the groove and can be freely positioned back and forth.
5、 如权利要求 1所述的外排和内循环薄型抽油烟机， 其特征在 于： 所述碳盒形状为折弯的圆形凹槽， 中间设有通孔， 周围设有不同 规则的油烟进风口， 所述碳盒凹槽由叶片形状的板分成多个腔体， 所 述腔体上填装有活性颗粒碳， 并由一层活性碳布粘接。  5. The ventilating and hood thin range hood according to claim 1, wherein: the carbon box is in the shape of a curved circular groove, and a through hole is arranged in the middle, and different regular oil smokes are arranged around. The air inlet groove is divided into a plurality of cavities by a blade-shaped plate, and the cavity is filled with active granular carbon and bonded by a layer of activated carbon cloth.
6、 如权利要求 1所述的外排和内循环抽油烟机， 其特征在于： 所述壳体边上设有一长方形的盒体， 用于放置所述罩极电机引出线， 所述罩极电机引出线通过风道上设置的管道引出。  6. The ejector and inner-circulation range hood according to claim 1, wherein: a rectangular box body is disposed on the side of the casing for placing the shaded pole motor lead wire, and the cover pole The motor lead-out wire is led out through a pipe provided on the air duct.
PCT/CN2011/079570 2011-09-09 2011-09-13 Ventilating and internally-circulating extractor hood WO2013033920A1 (en)

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CN2011102684134A CN102563731A (en) 2011-09-09 2011-09-09 Outward discharge and internal circulation range hood
CN201110268413.4 2011-09-09

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