JP3612107B2 - Range hood fan - Google Patents

Description

[0001]
[Industrial application fields]
The present invention relates to a range hood fan that removes moisture and fats and oils contained in flue gas including waste gas rising from combustion appliances and cooked foods and exhausts it cleanly, and more specifically, operability of the operation unit provided on the front part The present invention relates to a range hood fan that improves exhaust efficiency.
[0002]
[Prior art]
The range hood fan includes a front plate, a hood body provided with an exhaust device, a partition plate provided on the hood body, and a filter supported by a filter bar provided at a tip of the partition plate and a top plate portion of the hood body. There is a type in which the front plate is inclined toward the front chamber floor in order to expand the space for capturing the flue gas.
The range hood fan is provided with an operation unit on the front surface of the front plate for operating / stopping / controlling the number of revolutions of the exhaust device and turning on / off the lamp.
[0003]
[Problems to be solved by the invention]
By the way, in the range hood fan, it is stipulated that the lower end of the filter is uniformly about 160 to 165 cm above the floor surface, and as a result, the front portion is inevitably disposed at a high height. .
In addition, in the type of range hood fan described above, the front plate is projected forward above the cooking table on which the combustion appliances are set.
For this reason, when trying to operate the operating unit while standing in front of the combustion appliance, the operating unit is blocked by the front plate and cannot enter the line of sight, making it difficult to operate. In particular, it is difficult for a short person or an elderly person to reach a finger, and the operation becomes more difficult.
In order to solve this problem, as shown in FIG. 7, a belt-like mounting plate 72 having a rearward inclination is fixed to the lower edge of the front plate 2 over the entire length in the width direction. A range hood fan with 3 is already proposed.
However, in this prior example, a sink mark portion, which is a spot welding mark on the front plate 2 of the belt-shaped mounting plate 72, is exposed to the room, thereby impairing the interior property and making assembly work complicated.
In addition, the range hood fan has a partition plate 82 mounted on the back surface of the front portion 52 of the front plate 2 over the entire length in the width direction, and the electrical component (switch) of the operation unit 3 is accommodated in the partition plate 82. The lower illumination 92 is attached using the partition plate 82.
For this reason, there is a problem that the exhaust gas capturing space is greatly reduced by the protrusion of the partition plate 82 to the entire length in the width direction, and the exhaust gas capturing efficiency is deteriorated.
[0004]
The present invention has been made in view of the conventional circumstances, and its technical problem is that the front plate is provided with a narrow mounting means provided on the back surface of the front portion of the front plate so that a fixing portion (such as a sink portion) is not exposed. To provide a range hood fan that can be operated easily even by a short person or an elderly person without sacrificing the interior quality, by supporting the operation part operably on the lower edge of the front part, ensuring a large space for capturing smoke and not harming the interior. is there.
Still another technical problem is to provide a range hood fan that simplifies the structure by combining the mounting means for attaching the operation portion as the lamp mounting means.
[0005]
[Means for Solving the Problems]
The technical means taken in order to achieve the above-mentioned object is as follows. Claim 1 is provided with a front plate whose front surface portion is inclined toward the front chamber floor, and the front surface portion is provided with the operation and stop of the blower unit housed therein. In the range hood fan operated by the operating section, a narrow mounting base for mounting and supporting the switch box is fixed to the back surface of the lower edge of the front plate, the switch box is mounted on the mounting base, and the lower end of the switch box is mounted. The fixed part of the mounting base with respect to the edging part is covered from the surface side by a part of the provided decorative rim, and the remaining part of the decorative rim is vertically or vertically inclined downward from the edging part level. The gist is that the operation unit is arranged in the above.
The gist of claim 2 is that the lamp case for irradiating the lower part is also mounted on the switch box in a straight line by using the mount of claim 1.
The gist of claim 3 is that the lamp case according to claim 2 is provided with a transparent lamp cover having a circular arc cross section as a surface cover, and the lamp case is accommodated in the lamp cover.
Here, the operation unit is a push button type, a touch type, or the like.
[0006]
[Action]
According to the above technical means, there are the following actions.
(Claim 1) An operation unit is arranged at an angle range that is obliquely downward from the front to the front at the lowest position of the front plate that is inclined in the front chamber floor direction and visible from the front position of the cooking table.
In addition, the switch box is supported by a narrow mounting base so as not to reduce the smoke trapping space, and the fixing portion of the mounting base that supports the switch box to the front plate is not exposed indoors.
(Claim 2) The lighting means for illuminating the cooking table is mounted directly above the switch box using the narrow mounting table.
(Claim 3) A lamp cover having a circular arc section which is a surface cover of the illumination means uniformly illuminates a wide area.
[0007]
【The invention's effect】
Since the present invention is configured as described above, it has the following advantages.
(Claim 1) A narrow mounting base for mounting and supporting the switch box is fixed to the rear surface of the edge of the lower edge of the front plate, the switch box is mounted on the mounting base, and a part of the decorative edge provided at the lower end of the switch box The fixing part of the mounting base with respect to the edging part is covered from the surface side, and the remaining part of the decorative rim is vertically suspended from the edging part level in a vertical or rearward downward inclined manner, and an operation part is arranged at that part. Since the operation unit is directed forward or obliquely downward in the front direction, the operation unit is easy to see at a low position and is very easy to operate.
Therefore, even a short person, an elderly person or the like can easily and closely perform the operation / stop / rotation speed control of the exhaust system, the lamp ON / OFF, and the like.
In addition, since the mounting base is narrow enough to mount and support the switch box, the volume protruding into the smoke capturing space is also minimized, and the smoke exhausting efficiency can be improved.
In addition, the fixing part (spot welding, screws, rivets) of the mounting base is not exposed to the room, and only the decorative edge is recognized along with the operation part when standing in front of the cooking table. The wide front part is exposed to the room with a flat surface, giving you an unprecedented simple and refreshing feeling, increasing the value of the product, and even during operation, the switch box is hidden behind the makeup edge and can not be seen, Become a range hood fan that looks great.
(Claim 2) Further, since the lamp case is mounted by using a mounting base that is a fixing means of the operation portion, it is not necessary to mount the lamp case with a separate mounting means, and the structure is simplified. In addition, the cost can be reduced, and the smoke trapping space is not blocked by the partition plate supporting the lamp as in the prior art, and the smoke trapping efficiency can be increased.
(Claim 5) Further, since the lamp cover of the lamp case mounted directly above the switch box is formed in a transparent circular arc shape and the lamp is accommodated in the transparent lamp cover, the function is wide. Even if the range is evenly illuminated and there are multiple combustion appliances, it is possible to accurately confirm cooking (steaming, cooking, baking, etc.) that is performed in parallel with each combustion appliance, etc. It is possible to perform the water removal, freshness confirmation, dish platter, etc. under bright conditions, cooking workability will be very good, and the smoke arc rise shape resistance due to the arc shape of the cross section Since the lamp case can be kept low, there is no risk of reducing the trapping efficiency of the smoke while the lamp case is provided on the back side of the front plate.
[0008]
【Example】
Next, embodiments of the present invention will be described with reference to the drawings.
1 to 5 show a first embodiment, and FIG. 6 shows a second embodiment. First, the first embodiment will be described. Reference numeral A denotes a range hood fan body.
[0009]
As shown in FIG. 1, the range hood fan main body A is detachably covered with a front plate 2 on the front surface of a hood body 1 whose front and lower surfaces are open, and is installed on left and right side plates 12 and 12 of the hood body 2. The filter 42 is detachably supported by a crosspiece (not shown) at the tip of the partition plate 22 and a crosspiece (not shown) provided on the top plate 32. A fan unit ( (Not shown) is accommodated.
[0010]
The front portion 52 of the front plate 2 of the range hood fan body A is inclined toward the front indoor floor to widen the smoke trapping space between the front plate 2 and the lower edge thereof. In addition, an L-shaped edge portion 62 is bent upward in the depth direction, and care is taken so as not to be injured with a sharp edge during handling work when the hood body 2 is engaged and disengaged.
[0011]
At the center portion of the front surface portion 52 of the front plate 2, the operation portion 3 is disposed so as to face obliquely downward and forward from the lower edge level.
[0012]
The operation unit 3 is a push button, a touch button, or the like for controlling ON / OFF of a blower unit (not shown), selection of the number of rotations thereof, and ON / OFF of a lamp as an illumination unit. The switch box is disposed at the center of the front portion 52 in the width direction, and is attached to a narrow mounting base 13 that is partially fixed to the bottom of the edge portion 62 on the back side of the front plate 2 by appropriate means such as spot welding. 23 sticks out.
[0013]
This mounting base 13 has a width dimension equivalent to that of a switch box 23 described later. As shown in FIGS. 2 and 5, the mounting board 13 is fixed to the rim part 62 from the fixed plate part 13a to the front surface 52 of the front plate 2. The rising plate portion 13b is formed to rise with a predetermined area along the edge, and the mounting plate portion 13c is bent to the filter 42 side from the tip, and is spaced in the length direction of the mounting plate portion 13c. A first fixing hole 13d is drilled.
[0014]
The switch box 23 includes a switch cover 23a having a substantially box shape as shown in FIGS. 2 and 3 and a decorative edge 23b. The switch support 23 supports the switch 23c connected to the operation unit 3 inside the switch box 23a. The frame 23d is mounted on the mounting base 13 in a state where the frame 23d is accommodated.
[0015]
As shown in FIGS. 2 and 3, the switch support frame 23 d has L-shaped plate portions 23 d-2 connected downward and oppositely from both ends of the parallel plate portions 23 d-1 parallel to the mounting plate portion 13 c. The parallel plate portion 23d-1 has a second fixing hole 23d 'corresponding to the first fixing hole 13d.
[0016]
Further, the switch support frame 23d is provided with support plates 23c "projecting from both sides of a case 23c 'for housing the switch 23c with screws 100 inserted from behind the arm plate portion 23d-3 at the lower end of the L-shaped plate portion 23d-2. It is made integral with the decorative edge 23b together with the case 23c 'of the switch 23c by screwing it into a cylindrical body 23b' projecting upward from the back surface of the decorative edge 23b.
[0017]
As shown in FIGS. 2 and 3, the switch cover 23a opens the front side facing the back surface of the front surface portion 52 and the lower side of the front plate 2 and the top plate portion 23a ′ of the connection cord 200 to the switch 23c. The insertion notch 201 has a box shape with a notch formed, and a first insertion hole 23a ″ corresponding to the first fixing hole 13d and the second fixing hole 23d ′ is opened in the top plate portion 23a. .
[0018]
The switch cover 23a is screwed into the first fixing hole 13d and the second fixing hole 23d ′ with a screw 300 inserted from the first insertion hole 23a ″ so that the lower end thereof is brought into contact with the upper surface of the decorative edge 23b. Are attached to the mounting base 13.
[0019]
When the switch box 23 is attached to the mounting base 13, as shown in FIG. 2, the front-side open edge of the switch box 23 abuts against the back surface of the front surface 52 of the front plate 2, and the decorative edge 23 b is attached to the edge portion 62. The level is almost the same as the bottom surface.
[0020]
The decorative edge 23b is inclined backward and downward, and as shown in FIGS. 2 and 3, the front half is overlapped with the bottom surface of the edging portion 62 so as to have a width dimension by spot welding as the fixing portion a. The guide hole 13 of the operation part 3 is opened in a row in the other half of the rear side, and the operation part 3 is projected from the guide hole 13 diagonally forward and downward. Yes.
[0021]
Reference numeral 4 denotes a notch formed in the side surface of the switch cover 23a in order to avoid a collision with the edge portion 62.
[0022]
Further, the lamp case 9 is mounted by using the mounting base 13 also as a mounting base for the lamp case 9.
[0023]
The lamp case 9 includes a lamp mounting plate 19, a lamp base 29, a lamp box 39, and a lamp cover 49.
[0024]
As shown in FIGS. 2 and 4, the lamp mounting plate 19 is overlapped on the top plate portion 23a 'of the switch cover 23a and is mounted using the screws 300 to the front portion 52 of the front plate 2. The support plate portion 19b is raised along the back surface, and the abutting plate portion 19c whose front end is in contact with the back surface of the front surface portion 52 is bent from the front end. The third fixing hole 19d has a length in the support plate portion 19b. A pair is formed at the direction end portion.
[0025]
As shown in FIGS. 2 and 4, the lamp base 29 bends the mounting plate portion 29 b from the face plate portion 29 a in contact with the surface of the support plate portion 19 b in a diagonally backward direction toward the filter 42, and its mounting plate portion. The mounting flange 29c is bent at a right angle from both side edges of the head 29b toward the front plate 2, the fourth fixing hole 29d is opened in the mounting flange 29c, and the lamp receptacle 10a is inserted and held in the mounting plate portion 29b. A second insertion hole 29f is formed in the face plate portion 29a corresponding to the hole 29e and the third fixing hole 19d of the support plate portion 19b.
[0026]
As shown in FIG. 4, the lamp box 39 has a box shape in which the front surface on the front plate 2 side is opened, and a cover port 39b of the lamp cover 49 is opened in the surface plate portion 39a on the filter 42 side. A notch 39d for latching is formed by a notch at the lower end of the central portion of the protruding edge 39c provided around the inner edge of the mouth 39b.
[0027]
The lamp box 39 is combined so that the mounting flange 29c of the lamp base 29 is brought into contact with the inner surfaces of the side plate portions 39e, 39e, and the side plate portions 39e, 39e correspond to the fourth fixing holes 29d. The lamp base 29 is attached by opening the third insertion hole 39f and fixing the screw 400 through the third insertion hole 39f to the fourth fixing hole 29d.
As shown in FIG. 2, the lampless step 10a is screwed to the mounting plate portion 29b with a mounting portion 10a ′ protruding from the base end of the lamp stepping portion 10a in a state of being engaged with the insertion holding hole 29e. Installed.
[0028]
The lamp box 39 having the lamp base 29 is attached to the lamp mounting plate 19 by inserting a screw 500 from the second insertion hole 29f through the lid port 39b and screwing it into the third fixing hole 19d. At this time, the front edge of the lamp box 39 comes into contact with the back surface of the front surface portion 52 of the front plate 2.
[0029]
As shown in FIGS. 2 and 4, the transparent lamp cover 49 is bulged so as to cover the arc of the cross section, specifically, covering the majority of the lamp 10 while protruding from the surface plate 39a of the lamp box 39. It has a shape, and an edge frame 49a is integrally provided around it. At the lower end of the center of the edge frame 49a, an insertion engagement piece 49b to the notch 39d on the inner side of the lid opening 39b is provided and protruded. A protruding plate portion 49c provided with a screw 600 with an operation knob is provided on the upper end of the center portion of the frame 49a.
[0030]
The lamp cover 49 closes the lid port 39 by fixing the projecting plate portion 49c to the surface plate portion 39a of the lamp box 39 attached to the lamp mounting plate 19 with a screw 600. Accordingly, the lamp 10 is housed in a state where it is positioned inside, and the screw 600 is loosened to rotate around the engaging portion between the insertion engaging piece 49b and the notch 39d, or remove it from the lamp 10 to thereby remove the lamp. Allows 10 exchanges.
[0031]
Reference numeral 700 denotes a cooling hole.
[0032]
When the range hood fan having such a switch structure and lamp structure is separated from the range hood fan, the mounting structure of the operation portion 3 is hidden from the front side by the front plate 2 together with the fixing portion a, and the front surface of the front plate 2 The part 52 is clearly exposed with a flat surface.
Then, when standing in front of the cooking table, the operation unit 3 that is not conspicuous when separated from the cooking table appears at a lowest position on the front plate 2 and can be operated by pushing the fingertip X.
Therefore, the poor interior quality due to the exposure on the surface side of the operation unit 3 and its ancillary equipment can be solved, and even a short person, an elderly person or the like can easily operate.
[0033]
Further, since the lamp case 9 covered with a lamp cover 49 that covers and covers only the majority of the lamp 10 by using the mounting base 13 of the switch box 23 described above is mounted and supported, the mounting structure can be simplified. In addition, the rising resistance of the flue gas by the lamp cover 49 is reduced and the trapping efficiency of the flue gas is not lowered, and a narrow mounting base 13 is provided at the center on the back side of the front plate 2 as shown in the figure. Therefore, the lamp case 9 is inevitably set directly above, and the majority of the lamp 10 protrudes, so that a plurality of combustion appliances can be illuminated evenly and brightly with a uniform irradiation property over a wide range. In addition, since the lamp case 9 is disposed together with the switch box 23 at the central portion in the width direction where the amount of smoke rising from a plurality of combustion appliances is the smallest, the trapping of the smoke is performed. There is no risk of lowering the rate, and cooking (steaming, cooking, grilling, etc.), as well as fish cutting, freshness, and serving on the next cutting board, etc. are accurately performed in bright conditions. Can be done.
[0034]
Next, a second embodiment will be described in which the operation unit 3 can be operated from the front.
In this embodiment, the decorative edge 23b for covering the fixed portion a of the narrow mounting base 13 partially fixed to the bottom of the edge portion 62 by a suitable means such as spot welding on the back side of the front plate 2 from the surface side. The other half is vertically suspended, and the operation unit 3 is protruded horizontally from that portion. Compared with the first embodiment described above, the amount of the switch box 23 protruding slightly toward the filter 42 is slightly increased, and accordingly, the mounting plate portion 13c of the mounting base 13 becomes longer in the direction of the filter 42, and the mounting plate portion 13c is extended. The switch cover 23d and the switch support frame 23d are fastened to the portion with screws 300, and the lamp case 9 is mounted in the same manner as in the first embodiment with the front half of the mounting plate portion 13c of the mounting base 13 as the mounting base.
[0035]
In addition, as a result of attaching the lamp case 9 to the mounting base 13 in both the first and second embodiments, the weight of the lamp case 9 also acts on the fixing portion a with the edging portion 62. For the purpose of improving durability, the front surface of the lamp case may be supported by a simple support arm or the like attached in a state where the fixed portion a is not visible on the top surface of the front plate 2 or the like.
[Brief description of the drawings]
FIG. 1 is a perspective view of a range hood fan according to a first embodiment.
FIG. 2 is an enlarged cross-sectional view of a main part.
FIG. 3 is an exploded perspective view showing a relationship among an operation unit, a decorative edge, a switch box, a mounting base, and a lamp mounting plate.
FIG. 4 is an exploded perspective view showing a relationship among a lamp mounting plate, a lamp base, a lamp box, and a lamp case.
FIG. 5 is a perspective view showing a fixing structure of a mounting base, partially cut away.
FIG. 6 is an enlarged front view of a range hood fan according to a second embodiment, partially cut away.
FIG. 7 is a perspective view of the prior art.
[Explanation of symbols]
52: Front part 3: Operation part 2: Front plate 62: Border part 13: Mounting base 23a: Switch cover 23b: Makeup edge 23: Switch box a: Fixing part 9: Lamp case 49: Lamp cover 10: Lamp 1: Hood Body A: Range hood fan body

Claims (3)

In a range hood fan having a front plate having a front plate inclined toward the front chamber floor, and operating and stopping the blower unit housed in the operation portion provided in the front portion, the edge of the lower edge of the front plate A narrow mounting base for mounting and supporting the switch box is fixed to the back of the part, the switch box is mounted on the mounting base, and the fixing part of the mounting base with respect to the edging part is provided at a part of the decorative edge provided at the lower end of the switch box. A range hood fan characterized in that it covers from the front side, and the rest of the decorative edge is vertically or downwardly inclined from the edge portion level, and the operation portion is arranged there. 2. The range hood fan according to claim 1, wherein a lamp case that irradiates downward is also mounted on the switch box in a straight line. 3. The range hood fan according to claim 2, wherein the lamp case includes a transparent lamp cover having a circular arc cross section as a surface cover, and the lamp is housed in the lamp cover.

Images