JP3514745B2 - Range hood for smoke exhaust - Google Patents

Description

Detailed Description of the Invention

[0001]

TECHNICAL FIELD The present invention relates to a range hood used in a kitchen or the like.

[0002]

2. Description of the Related Art Conventionally, a range hood in a kitchen or the like has a function of sucking smoke generated from a cooking device such as a gas cooker and discharging the smoke to the outside when cooking.
It is treated as a dirty part that gets dirty with oil, and its design function and visibility are not taken into consideration.

[0003]

SUMMARY OF THE INVENTION An object of the present invention is to provide a range hood which is functionally novel, which enhances the design effect and visibility of the range hood.

[0004]

SUMMARY OF THE INVENTION The present invention is a smoke exhaust range hood, which is positioned downward.
Smoke inlet, the smoke exhaust passage that follows the smoke inlet, and the exhaust
To cover the smoke passage from the outside and continue to the smoke introduction part
Hood case formed to extend upward in a tubular shape
When a light source provided in the Fu <br/> in Dokesu at a location isolated from the flue gas passageway, leak light emitted from the light source to the outside, a light leakage portion formed on the hood casing The front part of the lower part of the hood case.
It also has a built-in smoke suction device that guides smoke from the smoke introduction section.
The duct connected to the smoke exhaust of the smoke suction device.
The smoke exhaust passage is formed by extending upward in the battery case,
The light source is located above the smoke suction device and in front of the duct.
It is arranged in the space formed between the hood cases and
The leakage part is formed on the upper part of the hood case,
The light from the light source is leaked from the light leakage portion to the outside of the hood case.
The upper part of the hood case like a lighting device.
It is characterized by being visible from the outside .

As a result, the light of the illuminating device such as a lamp provided inside the hood case is provided with the light leaking part provided with the hood case, in other words, the light transmitting part (for example, many small holes, slits or windows). Leaks to the outside and a part of the range hood shines as a light source, and the light leaks to the outside to exert a novel design effect, and the range hood's visibility is significantly improved. In addition, the range hood itself can also play the role of a lighting device, which makes it functionally novel.

[0006]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The embodiments of the present invention will be described below with reference to the examples shown in the drawings. The range hood 1 shown in FIG. 1 is a ceiling-hung type range hood, which includes a horizontal plate-like smoke introduction part 2 and a vertical extension part 3 extending upward from the smoke introduction part 2, and at the upper part of the vertical extension part 3. It is fixed to the ceiling 4. The smoke introducing section (smoke suction section) 2 is located, for example, above the gas table 5 and sucks smoke generated by cooking from a gas stove 6 or the like installed above the table 5,
It plays a role of discharging this through the vertical extension 3.

The vertically extending portion 3 is covered with a hood case 7, and the hood case 7 has a substantially square tubular shape as shown in FIGS. 4 and 9, but its front plate portion 7a.
Is slightly rounded so that it bulges forward. On the four sides (front, back, left and right) of the hood case 7, a light leakage portion (light transmission) formed of a large number of small hole groups 8 penetrating the hood case 7 in the thickness direction is formed in an annular strip shape (bowl shape) at the upper portion. Part) is formed, and a lamp (for example, a halogen lamp or the like) described later as a lighting device is provided inside the hood case 7.
9 is provided (see FIGS. 4 and 8).

As shown in the front view of FIG. 2 and the rear view of FIG. 3, the small hole group 8 is formed with the same width over the front surface, both side surfaces and the back surface. For example, a sirocco fan 10 is built in the hood case 7 as a smoke suction device, sucks and guides smoke from the smoke introducing portion 2, and guides it to the smoke duct 11. The duct 11 is connected to the smoke discharge part of the sirocco fan 10 and extends upward in the hood case 7, and is guided to the smoke discharge part outside through the ceiling.

In FIG. 4, the duct connecting portion 12 is located inside the hood case 7, and the lamp 9 described above is located next to it (at a position separated from the smoke exhaust passage). As shown in FIG. 5, the smoke introducing section 2 has an opening 13 corresponding to a gas table or the like located below, and this opening is covered with a plate-like grease filter 14, and the grease filter 14 has the opening 13 described above. A smoke suction portion 15 connected in a square ring shape is formed so as to extend substantially in the vicinity of the edge portion. In this example, the grease filter 14 has a three-divided structure of three plates 14a to 14c, and a large number of small holes penetrating each plate in the thickness direction are provided as the smoke suction portion 15 in each plate 14a to 14c.
It is formed so as to straddle.

These oil filters 14 can be removed from the opening 13 of the smoke introducing section 2 and cleaned when oil mixed in the smoke to be sucked adheres. The sirocco fan 10 shown in FIGS. 2 and 3 is integrally fixed to the smoke introducing portion 2, and the reinforcing frame 18 is fixed to the fixing plate 17 (FIG. 8) behind the sirocco fan 10. . The reinforcing frame 18 is, as shown in FIG.
As a whole, it has a box-shaped frame structure with an upper frame 1
8a, a lower frame portion 18b, and a lower extension frame portion 18c extending downward from the lower frame portion 18b, and these are integrated to form a frame structure.

The lower extension frame portion 18c is fixed to the fixing plate 17 shown in FIG.
Fastening member insertion holes of bolt holes or screw holes 18d (four in this example, see FIG. 7) for fixing to the ceiling or the like are formed in the upper frame portion 18a, and the ceiling side is provided through these fastening member insertion holes 18d. The range hood 1 is fixed to the ceiling via the reinforcing frame 18 by a screw member or the like that is tightened in, and is supported in a suspended state from the ceiling. The hood case 7 described above is mounted so as to surround the periphery of the reinforcing frame 18, and as shown in FIG. 8, the appropriate number of lamps 9 (two lamps in this example) described above are attached to the reinforcing frame 18. It is attached to the lower frame portion 18b via a bracket.

As shown in FIGS. 6 and 10 (a), the front plate 7a of the hood case 7 is detachably attached to the cover main body 7b. Can be checked. As shown in FIG. 10 (a), for example, a ball catch connection portion 19 is provided as a one-touch connection portion at the connection portion between the cover body 7b and the front plate 7a. As shown in (b), the ball catch connecting portion 19 has a ball portion 19a fixed to one of the front plate 7a and the cover body 7b and a ball receiving portion 19b fixed to the other, and these are assembled with a constant pressing force. As a result, they are fitted to each other based on a certain amount of elastic force and are in a fixed state. Then, if a constant separation force is applied, the front plate 7 is removed from the cover body 7b as shown in (c).
It is possible to inspect the inside by removing a.

FIG. 11 shows a modified example of the structure for attaching and detaching the front plate 7a. For example, the side edge 21 of the front plate 7a is fitted into the fitting step portion 20 formed in the cover body 7b, and if necessary, The front plate 7a can be detachably fixed to the cover body 7b with or without the addition of an auxiliary fixing member such as a screw member.

In addition to the structure in which the front plate 7a is detachable, the side surface or the back surface of the hood case 7 can be detachably attached to serve as an inspection port for inspecting the inside.

As shown in FIG. 2, the range hood 1 is provided with a switch 20 for starting and stopping the sirocco fan 10 as a smoke suction device and a switch 21 for turning on and off the lamp 9 described above, for example, the smoke introducing section 2 Is provided on the side surface or the lower surface of the Then, as shown in FIG. 12, when the lamp 9 is turned on, the light leaks to the outside from the group of small holes 8 formed in the hood case 7, and the upper portion of the range hood 1 functions as if it were a lighting device. To do. Then, the light leaked from the large number of small holes 8 is scattered around, and in particular, since the lighting device 9 is located below the small holes 8 as the light transmitting portion, the light of the lamp 9 is Ceiling 4 through small hole 8
In addition, as shown in the image in FIG. 13, the light is projected in a scattered or petal shape, in other words, it is possible to produce a novel light like a planetarium, and the range hood 1 has a design effect and a high visual effect which have never been seen before. You can get sex.

14 to 19 show another embodiment. The range hood 31 of this embodiment is wall-mounted, that is, the side wall 30 in contrast to the ceiling hung type in the previous embodiment. (See FIG. 16 and FIG. 17). As shown in FIGS. 18 and 19, the depth of the hood case 27 is larger (longer) than that of the previous embodiment, and the reinforcing frame 28 has a frame structure corresponding to it. Reinforcement frame 28
Is a rear frame portion 28a, a front frame portion 28b, and a front frame portion 28.
a front extension 28c extending forward from the upper part of b,
The front frame portion 28b is fixed to the fixing plate 17, and the rear frame portion 28a is fixed to the side wall 30. The front plate 27a of the hood case 27 is positioned so as to substantially correspond to the tip of the front extension portion 28c, and the cover body 2 surrounds the remaining reinforcing frame 28.
7b is attached.

The front plate 27a is detachably attached to the cover main body 27b so that the inside can be inspected.
This is similar to the above embodiment. Such a reinforcing frame 28
The hood case 27 constitutes an outer side surface so as to surround the above, and inside thereof, as shown in FIG. 18, the lamp 9 as described above is provided separately from the duct 11. Also,
A large number of small hole groups 8 as light leaking portions (light transmitting portions) are formed in a band shape on the upper side of the hood case 27, but the range hood 31 of this embodiment is wall-attached at the back surface thereof, As shown in FIG. 15, the small hole group 8 is not formed on the back surface of the hood case 27. This point is different from the previous embodiment.

Other parts are the same as those in the previous embodiment,
When the lamp 9 is turned on, the light leaks to the outside, and a novel design effect can be exhibited.

In the above description, the light leakage portion provided in the hood case is formed by the band-shaped small hole group 8, but as shown in FIGS. 20 (a) and 20 (b), the slit 33 is formed.
Alternatively, it may be 34 or a window 35 (hole) having a predetermined shape as shown in (c). Further, as shown in (d), it is possible to attach a transparent panel 37 such as stained glass 37 to the large window portion 36 to enhance the visibility.

Further, as shown in FIG. 21, instead of directing the lamps 39 straight upward, the optical axis of each lamp 39 is inclined outward with respect to the center line (vertical line) of the hood case 7 or the like. (So that the optical axes intersect obliquely toward the hood case 7 etc.), the effect of projecting light onto the ceiling or the like is further enhanced.

[Brief description of drawings]

FIG. 1 is a side view showing a ceiling hanging type range hood and an arrangement example thereof as an embodiment of the present invention.

FIG. 2 is a front view of the range hood.

FIG. 3 is a rear view thereof.

FIG. 4 is a plan view thereof.

FIG. 5 is a bottom view thereof.

FIG. 6 is a side view showing a state in which a front plate portion of the hood case is removed.

FIG. 7 is a perspective view of a reinforcing frame.

FIG. 8 is a vertical sectional view of the range hood.

FIG. 9 is a perspective view of the range hood.

FIG. 10 is a cross-sectional view showing a connection structure between the cover body and the front plate.

11 is a cross-sectional view showing a connection structure of a cover body and a front plate which is different from FIG.

FIG. 12 is an operation explanatory view when the lamp is turned on.

FIG. 13 is an image diagram of a light scattering state on a ceiling or the like at that time.

FIG. 14 is a front view showing an embodiment of a range hood with a wall.

FIG. 15 is a rear view thereof.

FIG. 16 is a side view thereof.

FIG. 17 is a plan view thereof.

FIG. 18 is a vertical sectional view thereof.

FIG. 19 is a perspective view thereof.

FIG. 20 is an explanatory diagram showing some different examples of the light transmitting portion.

FIG. 21 is an explanatory diagram showing a modified example of a lamp as a light source.

[Explanation of symbols]

1,31 range hood 2 smoke introduction section 7,27 food case 8 Small hole group (light transmission part) 18, 28 Reinforcement frame 7a, 27a front plate 7b, 27b cover body 9, 39 lamps (lighting equipment) 10 Sirocco fan (suction device)

─────────────────────────────────────────────────── ─── Continuation of the front page (56) Reference JP-A-7-220511 (JP, A) JP-A-5-205509 (JP, A) JP-A-2000-111117 (JP, A) (JP, U) (58) Fields surveyed (Int.Cl. ⁷ , DB name) F24F ^7/ 04-7/06

Claims (4)

(57) [Claims] 1. A smoke exhaust range hood in which a smoke introducing portion located downward, a smoke exhaust passage continuing to the smoke introducing portion, and the smoke exhaust passage are covered from the outside. Introduction department
Followed by a hood case formed to extend upward in a cylindrical shape.
Comprising a chromatography scan, a light source provided within the hood casing in the isolated position and the flue gas passage, leak light emitted from the light source to the outside, and a light leakage portion formed on the hood casing , in the lower portion within the hood casing smoke from the smoke inlet section
The smoke suction device that guides the
The duct connected to the smoke exhaust of the
Toward the smoke exhaust passage, and the light source
Between the duct and the hood case on the upper side of the pulling device
Is disposed in the space formed in the
The light from the light source is formed on the upper part of the case.
The light leaks to the outside of the hood case,
The upper part of the case is visible from the outside like a lighting device.
A smoke exhaust range hood. 2. The lower part of the hood case has the
It has a built-in smoke suction device that guides smoke from the smoke inlet.
The duct connected to the smoke exhaust of the smoke suction device.
The smoke exhaust passage is formed by extending upward in the battery case,
The light leakage portion is formed on the upper portion of the hood case.
Together with the light source above the smoke suction device
Upward into the space formed between the duct and the hood case
The light leakage so that it tilts outward or upward.
Is arranged relatively lower than the section, and the light from the light source is
From the light leakage part of the
The upper part of the base is visible from the outside like a lighting device.
The smoke exhaust range hood according to claim 1 . 3. A fixing plate for the smoke suction device
The reinforcement frame is fixed, and the reinforcement frame as a whole
Form a box-shaped frame structure, and its reinforcing frame
It is fixed to the ceiling or side wall, and the hood case is
It mounted to wind Ri preparative strong plate, and a light source
The appropriate number of lamps to attach the bracket to the reinforcement plate
The smoke exhaust range hood according to claim 1 or 2, which is attached through the range hood. 4. The light leakage portion is a group of a plurality of small holes or a group of slits formed by penetrating the hood case in a thickness direction thereof, according to any one of claims 1 to 3 . Smoke exhaust range hood.