JP2014163599A - Range hood - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a range hood that has an auxiliary suction port and the height of which can be adjusted.SOLUTION: A decorative sheet includes an outside plate 8 that is provided with a flange part 7, and an inside plate 9 that is provided inside the outside plate 8. An air guide duct communicating with a blower 4 is formed between the outside and inside plates 8 and 9. An auxiliary suction port 10 is provided in the upper part of the flange part 7. Thus, since the inside plate 9 moves upward and downward along the inside of the outside plate 8, a range hood, which has the auxiliary suction port 10 and which enables adjustment of height of a cylindrical part, can be obtained.

Description

  The present invention relates to a range hood having an auxiliary suction port, and more particularly to a range hood capable of adjusting the installation height of the hood.

  Conventionally, this type of range hood is known in which a sub suction port is formed on the surface of a cylindrical portion (see, for example, Patent Document 1).

  Hereinafter, the ventilator will be described with reference to FIG.

  The range hood sucks in oily smoke and the like from an opening provided in the hood unit 101 disposed above the cooker and discharges it outside.

  In that case, especially in the case of the center hood used for the island type kitchen and the side hood used for the peninsula type kitchen, the hood portion is open, so that it is easily affected by the crosswind of the air conditioner or the like. The oily smoke that rises without being collected is likely to be generated.

  In this case, the rising oil smoke stays in the vicinity of the ceiling surface, and it is difficult to effectively discharge the oil smoke outdoors.

  The range hood disclosed in Patent Document 1 includes a hood portion 101 disposed above the cooker and opening downward, and an air passage for oil smoke provided above the hood portion 101 and exhausted from the opening of the hood portion 101 therein. The blower 104 is provided on the back side of the ceiling 103 above the tubular portion 102, and the oil smoke is sucked from the opening of the hood portion 101 and passes through the inside of the tubular portion 102 via the duct 105 to the outside. In the range hood configured to be discharged, a sub suction port 106 is formed in the cylindrical portion 102.

  In the above configuration, dirty air containing oily smoke or dust that has accumulated on the surface of the ceiling 103 from the auxiliary suction port 106 provided in the upper part of the cylindrical portion 102, and high-temperature air warmed by a cooker or the like We have proposed a range hood that efficiently discharges to the outdoors and has improved oil and dust collection.

JP 2005-90878 A

  In the case of the center hood, when determining the height of the hood from the cooking device, the height of the cylindrical portion is required to be adjusted in order to be restricted by the height from the cooking device to the ceiling.

  However, in such a conventional range hood, since the sub suction port is formed on the surface of the cylindrical part, the collection performance is ensured, but the height of the cylindrical part cannot be adjusted. It was.

  Then, this invention solves the said conventional subject, and it aims at providing the range hood which can adjust the height of a cylindrical part while having a sub suction port.

  In order to achieve this object, the present invention includes a hood portion disposed above the cooker and opening downward, and a fan casing provided above the hood portion and having a sirocco fan inside. In the range hood provided with the air blower, the air flow path of the exhaust air communicating with the air blower and the outside, and the auxiliary suction port for sucking oil smoke and dust that could not be collected in the hood part, the air blower and the exhaust A decorative plate covering the periphery of the flow path of the flow, the decorative plate is composed of an outer plate provided with a flange portion and an inner plate provided inside the outer plate, and between the outer plate and the inner plate An air guide path that communicates with the blower is formed, and a sub-suction port is provided in the upper portion of the flange portion.

  According to the present invention, a hood portion that is disposed above the cooker and opens downward, a blower device that is provided above the hood portion and includes a fan casing having a sirocco fan therein, and the blower device, In a range hood provided with an air flow path of an exhaust flow communicating outdoors and a sub-suction port for sucking oil smoke and dust that could not be collected in the hood portion, the air blower and the exhaust flow around the wind path A decorative plate covering the outer plate and the inner plate provided on the inner side of the outer plate, wherein the decorative plate communicates with the air blower between the outer plate and the inner plate. Along with the air duct that communicates with the blower provided between the outer plate and the inner plate by forming a wind passage and providing a sub-suction port at the top of the flange portion. Because the inner plate moves up and down, Can be the height adjustment of the hood and having a mouth, the effect can be obtained as.

1 is a longitudinal side view showing a range hood according to a first embodiment of the present invention. Enlarged view showing slide part of decorative plate of same range hood The perspective view which shows the range hood of Embodiment 2 of this invention. Front view showing a conventional range hood

  The cooker hood according to claim 1 of the present invention is a fan provided with a hood portion disposed above the heating cooker and opening downward, and a fan casing provided above the hood portion and having a sirocco fan inside. In the range hood comprising a device, an airflow path of an exhaust flow communicating with the air blower and the outside, and a sub suction port for sucking oil smoke and dust that could not be collected in the hood portion, the air blower and the exhaust airflow A decorative plate covering the periphery of the air passage, and the decorative plate is composed of an outer plate provided with a flange portion and an inner plate provided inside the outer plate, and between the outer plate and the inner plate. An air guide path communicating with the blower is formed, and a sub-suction port is provided at an upper part of the flange portion.

  As a result, the inner plate moves up and down along the air guide path that is integrally formed inside the outer plate. Play.

  Moreover, you may make it the structure that the sub suction port was provided in the perimeter of the flange part.

  As a result, the exhaust flow is sucked from the entire circumference of the flange portion, so that the exhaust flow suction performance can be further improved.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings.

(Embodiment 1)
The range hood of the present embodiment is installed above the heating cooker 1 such as an IH stove or a gas stove.

  As will be described later, the cylindrical portion of the background art corresponds to the outer plate and the inner plate of the present embodiment.

  As shown in FIGS. 1 and 2, for example, a rectangular inverted bowl-shaped hood portion 2 (having a concave shape on the lower side) disposed above the cooking device 1 and opening downward (in FIG. 1, the current plate) However, the operation / effect of the present invention is not changed even if it is not provided), and is provided above the hood part 2 and has a sirocco fan so that the rotation direction is up and down inside, A blower 4 provided with a fan casing 3 so as to cover the sirocco fan and a sub-suction opening 5 which is an opening provided below the blower 4 are provided, and an exhaust duct 6 provided above the blower 4 is provided with a blower outlet. Connected to the outside and communicated with the outside.

  And a decorative board is attached so that the air blower 4 and the exhaust duct 6 may be covered.

  The decorative plate is composed of an outer plate 8 provided with a convex flange portion 7 on the inner side thereof and an inner plate 9 provided on the inner side of the outer plate 8.

  The outer plate 8 is provided with a long-hole-like sub suction port 10 along the flange portion 7 in the flange portion 7, and serves to communicate the sub suction port 10 with the sub suction opening 5 provided in the blower 4. An air guide path forming plate 11 formed integrally with the inside of 8 is provided.

  The auxiliary suction port 10 is provided in the flange portion 7 located at the upper part of the outer plate 8, so that the auxiliary suction port 10 is placed on the surface of the decorative plate composed of the outer plate 8 and the inner plate 9. Excellent design without exposure to the viewer.

  According to the said structure, when the air blower 4 is drive | operated, the oil smoke etc. which generate | occur | produce from the heating cooker 1 etc. will rise, oil smoke will be drawn in in the hood part 2 by forced exhaust flow, and the suction inlet ( (Not shown) is discharged to the outside through the exhaust duct 6 through the sirocco fan as a fan.

  Therefore, the oil smoke that cannot be driven into the hood part 2 and leaks around the hood part 2 reaches the ceiling (not shown) by the rising airflow, but is provided on the outer plate 8 that is a decorative board. A sub-suction opening provided below the blower 4 through an air guide path (not shown) formed by an air guide path forming plate 11 provided on the inner side of the outer plate 8 that is also a decorative plate from the sub suction port 10. 5 is sucked into the fan casing 3, merged with the exhaust flow sucked from the hood portion 2, and discharged to the outside through the exhaust duct 6 through the sirocco fan.

  As shown in FIG. 2, the inner plate 9 provided on the inner side (the blower 4 side) of the outer plate 8 that is a decorative plate is along the air guide path forming plate 11 that is integrally formed on the inner side of the outer plate 8. The inner plate 9 covers from the end of the outer plate 8 to the ceiling, and the upper end of the inner plate 9 is fixed to the ceiling surface.

  As a result, the air guide path forming plate 11 serves as a guide, so that the inner plate 9 can be slid with a simple configuration.

  According to the above configuration, the installation height can be adjusted while ensuring an effective sub-suction opening area, so that it can be installed in kitchens with different ceiling heights while improving the collection of oil smoke and dust. Correspondence becomes possible.

(Embodiment 2)
The difference from the first embodiment is that, as shown in FIG. 3, the auxiliary suction port 10 provided in the flange portion 7 of the outer plate 8 that is a decorative plate is provided in the entire circumference of the flange portion 7. The same reference numerals are given to the configurations, and detailed description is omitted.

  This makes it possible to more efficiently exhaust oil smoke that accumulates in the vicinity of the ceiling, and is especially affected by crosswinds such as the center hood used in island-type kitchens and side hoods used in Peninsula-type kitchens. It is effective in a type of range hood where oil smoke is likely to leak from the lower main suction port.

  The range hood according to the present invention can collect oil smoke that could not be collected in the hood part by adjusting the height of the hood by forming a sub suction port in the outer plate flange part of the decorative board. It can be applied to fields that can be done.

DESCRIPTION OF SYMBOLS 1 Heating cooker 2 Hood part 3 Fan casing 4 Blower 5 Sub suction opening 6 Exhaust duct 7 Flange part 8 Outer plate 9 Inner plate 10 Sub suction port 11 Air guide path formation board

Claims (2)

A hood portion disposed above the cooker and opening downward, a blower device provided above the hood portion and provided with a fan casing having a sirocco fan inside, and an exhaust flow communicating with the blower device outdoors In the range hood provided with the air passage and the sub-suction port for sucking in oil smoke and dust that could not be collected in the hood portion, the decorative plate covering the air passage and the air passage around the exhaust flow, The decorative plate is composed of an outer plate provided with a flange portion and an inner plate provided on the inner side of the outer plate, and forms an air guide path communicating with the blower between the outer plate and the inner plate, A range hood characterized in that a sub-suction port is provided at an upper portion of the flange portion. The range hood according to claim 1, wherein a sub suction port is provided on the entire circumference of the flange portion.

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