JPH10248723A - Smoke removing device for cooking stove - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a smoke removing device capable of easily attaining the form of a smokeless roaster by utilizing an existing cooking stove. SOLUTION: This device is provided with a machine frame 12 installed on the upper surface of the cooking stove 1 and an upper lid 13 fitted to the upper surface of the machine frame. Among them, an opening 15 corresponding to the heat radiation part 5 of the cooking stove 1 is executed to the upper lid 13 and a partition wall 17 for surrounding the heat radiation part 5 along the opening edge 15a of the upper lid 13 is formed on the inner side of the outer wall 16 for the machine frame 12. The inner side of the partition wall 17 is turned to a communication port 19 communicated to the opening 15 of the upper lid and a part between the partition wall 17 and the outer wall 16 is turned to a smoke path 20 communicated to the communication port 19 partially. An intake port 21 is perforated in the smoke path 20 and a fan 22 for discharge is attached to the outer side of the machine frame 12 at the position of the intake port 21. Then, a flexible duct 35 is connected to the discharge port 27 of the fan 22 for the discharge.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a stove-furnace smoke exhaust device which is mounted on a stove used at home or the like so that smoke generated during cooking can be discharged to the outdoors or the like. The present invention relates to a smoke exhaust device for a stove, which can be used as a simple smokeless roaster.

[0002]

2. Description of the Related Art Conventionally, as a device for baking meat and other foods, there is known a roaster in which a radiator or a roster is arranged in a heat radiating portion for burning fuel, and cooking can be performed on the roaster. In general, such a roaster is provided with an ignition device and a heat radiating unit integrally with a table as seen in a yakiniku restaurant or the like. In particular, a smoke outlet is formed around the heat radiating portion, and a duct laid under the floor or the like is connected to the smoke outlet so that smoke generated during cooking can be discharged outdoors. For this reason, it is convenient because it is possible to eat comfortably without smoke in the room, but such roasters are generally large for business use, and equipment costs are large and difficult to purchase at individual homes It is.

[0003] For this reason, in general households, gas stoves equipped with cartridge-type gas cylinders and the like are widely used as light-weight burning appliances for cooking. Such a stove is small and easy to carry, and can be used for outdoor barbecues.

[0004]

However, even though the conventional kiln can be used both indoors and outdoors and is convenient,
When meat and other foods are baked indoors using this, smoke spreads in the room, which causes an unpleasant odor to adhere to walls and clothes, which is unpleasant. For this reason, generally, cooking is performed with the windows fully opened and ventilation. However, even if the windows are fully opened, it is difficult to quickly discharge the smoke to the outside of the room, and heat loss is large and uneconomical when the room is being cooled or heated.

[0005] Further, even when used outdoors, it is unpleasant to smoke because it is directly exposed to smoke downwind, and there are various problems such as obstruction of view by smoke and smell of clothes. It is in.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a stove-type smoke exhaust device which can be easily converted into a smokeless roaster using an existing stove used in homes and the like.

[0007]

SUMMARY OF THE INVENTION In order to achieve the above-mentioned object, the present invention comprises a detachable machine frame installed on the upper surface of a stove and an upper cover provided on the upper surface of the machine frame. Provides an opening corresponding to the radiator of the stove, and forms a partition wall surrounding the radiator portion of the stove along the opening edge of the upper lid inside the outer wall of the machine frame, between the partition and the outer wall. An air inlet is formed in the flue as a flue, and an exhaust fan is attached to the outside of the machine frame at the position of the air inlet,
An end of a flexible duct is connected to an exhaust port of the exhaust fan.

[0008] Here, in addition to a gas stove equipped with a detachable gas cylinder as a stove, an oven-integrated gas range in which a gas pipe is connected to a gas tap installed in a room, and a charcoal as a fuel In addition, petroleum stoves, seven wheels, etc. that use oil can be used.

[0009]

Embodiments of the present invention will be described below. FIG. 1 shows an example of use of a smoke exhaust device for a stove according to the present invention. In FIG. 1, 1 is a stove and 2 is a smoke exhaust device installed on the stove, and the stove 1 and the smoke exhaust device 2 are roasters 3.
Is configured.

The stove 1 is a well-known gas stove used in homes, for example. Specifically, a radiator 5 for burning fuel in an outer frame 4 and a gas cylinder filled with liquefied gas as the fuel are provided. A fuel storage section 7 in which a fuel storage unit 6 is loaded is formed, and a roster 8 can be installed on the heat radiation unit 5. In addition, 9 is a knob for adjusting the heating power which also has an ignition function, and 10 is a slide lever for removing the gas cylinder 6.

On the other hand, the smoke exhaust device 2 includes a machine frame 12 installed on the upper surface of the furnace 1, and an upper cover 13 provided on the upper surface of the machine frame.
It is composed of

The upper cover 13 has a metal plate such as a steel plate formed in a predetermined shape, and has an edge portion 14 formed by bending the metal plate at a right angle on the periphery thereof. The upper lid 13 is fitted on the upper surface of the machine frame 12 inside the edge portion 14. The upper lid 13 is provided with a rectangular opening 15 corresponding to the heat radiating portion 5 of the kiln 1 so that meat and other foods can be put on the rostor 8 installed on the heat radiating portion 5 through the opening.

On the other hand, the machine casing 12 is shaped to fit the upper lid 13 by joining a metal plate or the like, and a partition wall 17 surrounding the heat radiating section 5 of the furnace is provided inside the outer wall 16 along the opening edge 15a of the upper lid 13. Is formed.

FIG. 2 is a perspective view showing the machine frame 12 partially cut away. As apparent from this figure, the partition 17 is formed in a U-shape and rises at a right angle from the bottom plate 18 of the machine frame, and the inside thereof communicates with the communication port 1 communicating with the opening 15 of the upper lid.
Nine. A flue 20 is provided at a certain interval between the outer wall 16 and the partition 17 of the machine frame 12 so as to partially communicate with the communication port 19. Has been drilled. A removable exhaust fan 22 is attached to the outside of the machine frame 12 at the position of the intake port 21.

Reference numeral 23 denotes a motor as a power source, 24 denotes a cylindrical rotating blade attached to a driving shaft of the motor, 25 denotes a casing containing the rotating blade, 26 denotes an exhaust duct formed integrally with the casing, and 27 denotes an exhaust duct. The exhaust fan 22 is operated by operating a switch 29 of a switch box 28 attached to a portion of the motor 23.

Here, an electric cord (not shown) is connected to the switch box 28 and supplied through the switch.
The motor 23 can be energized by the 0V power supply. Note that a commercially available dry battery can be used as a power source.

Next, FIG. 3 shows a bottom surface of the machine casing 12. As shown in FIG. As shown in this figure, a leg 30 is provided in the bottom plate 18 of the machine frame 12 along the communication port 19 in a U-shape. And machine frame 1
2 can be installed at a fixed position on the upper surface of the stove 1 using its legs 30.

As shown in FIG. 4, the lower end of the leg 30 is
It is designed to fit into the upper edge of the stove 1
This allows the machine frame 12 to be installed at a fixed position of the stove 1. Then, at this time, the opening 15 of the upper lid, the communication port 19 of the machine frame, and the heat radiating section 5 of the stove communicate with each other.

In FIG. 4, reference numeral 31 denotes the outer frame 4 of the stove.
Is a burner provided around the grill pan. Among them, the grill pan 31 is formed with a long hole-shaped ignition portion 33 facing the burner 32, and the ignition portion of the burner 32 is formed by the ignition portion. The flame rises upward.

Here, the portion in which the grill pan 31 is stored is the heat radiating portion 5 of the furnace, and according to the heat radiating portion 5, a flame which injects the food placed on the roaster 8 installed above the flame from the burner 32. Can be cooked.

Next, in FIG. 5, the partition wall 17 formed on the machine frame 12 has its upper end lower than the outer wall 16 so that a gap is formed between the partition wall 17 and the upper lid 13 as shown in the figure. The gap serves as a smoke exhaust section 34, through which smoke generated during cooking is drawn into the flue 20. In particular, the partition 17 has an inclined upper end on both sides, and
The smoke exhaust section 34 is gradually widened at a position farther than 1 so that the intake amount is constant at each part of the smoke exhaust section.

Here, in order to cook meat and other foods indoors using the roaster 3 configured as described above, first, the grill pan 31 is housed in the outer frame 4 of the stove 1 and the grill pan 31 is placed therein. After a certain amount of water has been introduced, Rostor 8 is placed thereon. Next, the machine frame 12 is installed on the upper surface of the stove 1 and the upper lid 13 is put on the upper surface. On the other hand, a flexible duct 35 is connected to the exhaust port 27 of the exhaust fan 22 as shown in FIG.

It is conceivable to use a bellows tube made of metal or synthetic resin as the flexible duct 35. However, since the flexible duct 35 needs to be replaced in a timely manner due to contamination by oil in the smoke, the flexible duct 35 is not used. It is preferable to use an inexpensive thin film tube such as polyethylene or vinyl chloride. Here, one end of such a flexible duct 35 is fixed around the exhaust port 27 with a ring-shaped hose clamp 36, and the other end is pulled out to the outside.

Therefore, the knob 9 of the furnace 1 is operated to ignite the fuel ejected from the burner 32, thereby heating the roast 8 and connecting the electric cord of the switch box 28 to the indoor power supply in the smoke exhaust device 2. And then switch 29
To operate the exhaust fan 22.

Then, in this state, meat and other foods are placed on the roastles 8. Then, the smoke generated during the cooking is drawn into the flue 20 from the smoke exhaust section 34, and further, the flexible duct 35 is
Through the air. For this reason, it becomes possible to eat comfortably without smoke entering the room. After use, the exhaust fan 22 can be removed from the machine casing 12 and the machine casing 12 and the upper lid 13 can be washed.

The preferred embodiment of the present invention has been described above.
The smoke exhaust device according to the present invention is not necessarily limited to the configuration described above.
Instead of forming the four, a plurality of smoke outlets serving as the smoke exhaust part 34 can be formed in the partition so that the upper part of the partition 17 is in close contact with the upper lid 13.

Further, the intake port 21 is not limited to being formed in the bottom plate 18 of the machine frame.
It may be formed on the upper lid 13 above the zero. Therefore, the exhaust fan 22 may be attached not only to the bottom plate 18 of the machine frame facing the intake port 21 but also to the outer wall 16 and the upper lid 13 outside the machine frame and facing the intake port.

Further, in addition to the stove 1 as described above, a gas stove, an electric stove, an oil stove, a seven-wheel, and the like having other structures can be attached to the smoke exhaust device 2.

[0029]

As is apparent from the above description, according to the present invention, it is possible to use an existing stove used in homes or the like to make a smokeless roaster style. In other words, a flue is formed inside the machine frame installed on the top of the stove, and the smoke being cooked can be guided to the flexible duct from the intake port formed in the flue to the flexible duct through the exhaust fan. The smoke can be exhausted to the outside, so that the smoke does not enter the room, and when used outdoors, the smoke can be exhausted to the leeward side to eat without smoke.

Further, a partition is formed on the machine frame along the opening edge of the upper lid, and a flue is formed between the partition and the outer wall of the machine frame. Rise,
Moreover, since the partition wall is formed so as to surround the heat radiating portion of the stove, oil and the like do not splash around during cooking. For this reason, it is safe without burns during cooking, and it is easy to clean up after eating.

Further, since the machine frame can be detached from the stove, it can be used for cooking pots and other dishes using only the stove as before. For this reason, the convenience of the stove is increased, and an effect of increasing the use of the stove is obtained.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an example of use of a smoke exhaust device for a kiln according to the present invention.

FIG. 2 is a perspective view showing a machine frame of the smoke exhaust device according to the present invention, partially cut away;

FIG. 3 is a bottom view of the machine frame.

FIG. 4 is a sectional view taken along line XX in FIG.

FIG. 5 is a sectional view taken along line YY in FIG. 1;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Stove 2 Smoke exhaust device 3 Roaster 5 Heat radiator 12 Machine frame 13 Top cover 15 Opening 15a Opening edge 16 Outer wall 17 Partition wall 20 Flue 21 Intake port 22 Exhaust fan 27 Exhaust port 35 Flexible duct

Claims (1)

[Claims] 1. An apparatus according to claim 1, further comprising: a detachable machine frame installed on an upper surface of the furnace, and an upper cover provided on an upper surface of the machine frame, wherein the upper cover has an opening corresponding to a heat radiation portion of the furnace. A frame is formed inside the outer wall of the machine frame along the opening edge of the upper lid and surrounds the heat radiating portion of the stove, and a suction port is formed in the flue as a flue between the partition and the outer wall. An exhaust fan is attached to the outside of the machine frame at the position of the intake port, and one end of a flexible duct is connected to the exhaust port of the exhaust fan.