JPS61149728A - Charcoal grill - Google Patents

Abstract

PURPOSE:To make an efficient combustion of the charcoal or the like in a portable stove having a function of blower by a method wherein a grid is placed at the bottom surface in the box-like main body having its upper surface opened and the air is blown into the clearance formed below the grid under an operation of the blower. CONSTITUTION:Firewoods 37 are piled up on a grid 2, ignited and a push button 27 is pushed to turn ON a blower 6, an air amount adjusting knob 29 is rotated to cause the motor 28 to be rotated fast and set the maximum air volumen. Then, the air discharged by the blower 6 is passed through the duct part 4, discharged into a clearance 3 through the blowing port 5 and transmitted to the lower surface of the charcoal 37. In this way, meat and vegitable or the like are placed on the net 36 and burned with strong flame. After use of the heater, a wing bold 21 is removed and a blower unit 23 and the main body 1 are separated, only the main body 1 can be cleaned with water. The blower unit 23, legs 12 and air protection frame 30 or the like are separated from the main body 1. Since the surrounding of the main body 1 is cooled with air fed from the blower 6, even if the operator touches the unit, safe condition can be assured.

Description

[Detailed description of the invention] 【Technical field】

The present invention relates to a portable stove with an air blowing function, which is used for barbecues and cooking using charcoal, charcoal, or the like as fuel.

[Background technology]

Conventionally, this type of stove has not been equipped with a blower function (when using charcoal as fuel, it is difficult to ignite the charcoal, etc., it takes time to ignite, and the firepower after ignition is low. It had the disadvantage that it took time to become weak (or strong) in firepower.

[Purpose of the invention]

The present invention was made in view of the above-mentioned technical background, and its purpose is to make it possible to easily and quickly ignite the ignition, and to make the firepower after ignition quickly and strong. It is in.

[Disclosure of the invention]

The cooking stove of the present invention has a box-shaped main body 1 with an open top and a grating 2 placed on the bottom to form a gap 3 between the bottom of the body 1 and the grate 2, and a space 3 for ventilation around the gap 3. duct part 4
The main body 1 is equipped with a blower 6 that communicates the duct portion 4 with the gap 3 through an air outlet 5 opened on the inner wall surface of the main body 1, and sends air into the duct portion 4. By sending air by blower @ 6 into the gap 3 formed under the drainboard 2 where charcoal, etc. is simmered, the charcoal, etc. can be ignited efficiently and quickly by the wind from the blower 6, and the charcoal, etc. can be ignited quickly. It can increase the firepower. Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The main body 1 is made of a thin iron plate. The lower front side of the box body 10, which is formed in the shape of a square box with an open top, has an air flow lower part opened therein, and hooks 8 are fixed to both sides of the air volume lower part. A pair of screw holes 9 are provided on both sides of the box body 10. This box body 1
The main body 1 is formed by fixing a pyramid-shaped air blowing cover 11, which forms an inclined surface from the inner circumferential wall surface to the bottom surface of the box body 10, into the box body 10 by means such as welding.
A substantially triangular cylindrical duct portion 4 is provided between the inner surface and the inner surface of the box body 10. Inside this box body 10, a net-shaped grating 2 for holding charcoal, etc. can be placed. A gap 3 is formed between the two. A large number of air outlets 5 are perforated around the entire circumference in the lower part of the air blower cover 11, and the duct part 4 and the space 3 are communicated with each other via the air outlets 5.
can be erected by four legs 12 made of pipes, and the upper ends of the legs 12 are removably attached to the bottom surface of the main body 1 with butterfly bolts 53, and each leg 12 has a lower leg 13 so that it can be separated in the middle. and the upper leg 14 are connected by a screw structure, and if the lower leg 13 is used to make the long leg 12, it can be used as a table type, and if the lower leg 13 is removed and the short leg 12 is made, it can be used as a table type. It is ready for use. The air blower 1fJ6 that blows air into the duct portion 4 is the main body 1.
It can be removably attached to the front of the Housing 15 of ventilation unit 23 with built-in ventilation 116
The width of the housing 15 is approximately equal to the front width of the main body 1, and mounting portions 16 extend rearward from both side plates of the housing 15, and a pair of screw holes 17 are provided in the mounting portions 16. It is being Further, a pair of four parts 18 are formed on the back surface of the blower unit 23, and the above-mentioned hook is connected to the claw part 1 of the joint 8 at the upper end of the four parts 18.
A hole 20 is opened in the hook into which the hook 9 is inserted. The blower unit 23 is mounted on the front surface of the main body 1 so that the mounting parts 16 sandwich both sides of the main body 1, and the hook fits the joint 8 in the recess 18, and the hook holds the claw part 19 at the upper end of the joint 8. The hook is inserted into the hole 20, and the hook hangs the blower unit 23 using the joint 8. For installation, fix the butterfly bolt 21 in the screw hole 9.17 on the part 16 and the side of the main body 1, and attach the blower unit 23 to the front of the main body 1. It is removably attached. A blower 6 and a battery holder 24 are built inside the blower unit 23, and the blower 6 faces the lower airflow volume on the front of the main body 1, and a number of air intake ports 22 are formed on the lower surface of the housing 15 of the blower unit 23. , the air blower 1116 is the air intake port 2
The air taken in from 2 can be blown from the air flow lower part to the duct part 4, and the battery holder 24 can be accessed by opening and closing the battery cover 25 on the front to replace the battery 26, tt
*It is now possible to do the following. The air blower Ia6 consists of a 7T ton (not shown) and a motor 28. Further, on the front of the air blowing unit 23, there is provided an air volume adjustment knob 29 for adjusting the air volume by moving an on/off button switch 27 and a variable resistor R to vary the power of the motor 28. The electrical circuit of this blower unit 23 is shown in FIG. The upper part of the main body 1 is surrounded by a windbreak frame 30 for protecting against wind outdoors, and this has a folding structure. That is, the windbreak frame 30 includes a flat back plate 31 and side plates 32 bent in an abbreviated shape, which are hinged to each other by a hinge 33. A metal fitting 34 is fixed to the lower end of the inner surface of the windbreak frame 30, and this hook connects the metal fitting 34 to the main body 1.
The windbreak frame 30 can be erected on top of the main body 1 by locking it to the upper end, and the hook allows the windbreak frame 30 to maintain its shape by locking the metal fittings 34 to the upper end of the main body 1. It has become. Furthermore, a two-stage mesh support plate 35 is fixed to the upper inner surface of the windbreak frame 30, and the edge of the gridiron 36 can be hooked onto this to support the gridiron 36 horizontally. The present invention will now be explained in detail.As shown in Fig. 1,
Charcoal 37 on top of the drainboard 2! 19. Light the paper scraps with a matchstick or the like to ignite the charcoal 37, press the button switch 27 to turn on the blower 6, and turn the air volume adjustment knob 29 to rotate the motor 28 at the fastest speed and set the maximum air volume. Then, the air discharged from the blower 6 passes through the duct portion 4, is discharged into the gap 3 through the outlet 5, and is sent to the lower surface of the charcoal 37. Therefore, the ignited charcoal 37 can rapidly increase its firepower by the forcibly supplied air. When the firepower becomes strong, the number of rotations of the motor 28 can be reduced to maintain an appropriate firepower. After this, meat, vegetables, etc. can be placed on the gridiron 36 and grilled evenly with strong heat, making it possible to have a barbecue or the like. Also, after use, the stove gets dirty with oil and other substances. Therefore, after use, remove the butterfly bolt 21 and
3 and the main body 1 can be separated and only the main body 1 side can be washed with water. Further, since the blower unit 23, legs 12, windbreak frame 30, etc. can be separated from the main body 1, they can be disassembled and folded into a compact size, making it convenient to carry. In addition,
The area around the main body 1 is cooled by the air blown @6, so it is safe to touch. The one shown in FIG. 6 is another example of the present invention, in which a heat collecting wind tunnel 38 as shown in FIG. 7 is removably placed on the upper surface of the main body 1,
Here, the amount of silver 39 is made to be able to be cooked. That is, an opening 40 is opened in the center of the heat collecting wind tunnel 38 for suspending the amount of silver 39, and the area around it is made to collect heat to the opening 40. Therefore, a pyramid-shaped or cone-shaped conical part 41
is formed, and the amount of silver 39 is the locking groove 42 of the windbreak frame 30.
It is suspended from a silver amount support rod 43 held at. Of course, it is easy to replace the heat collecting air tunnel 38 and the gridiron 36 as appropriate. The one shown in FIG. 8 is still another example of the present invention, in which the upper end of the leg 12 can be attached to the side surface of the main body 1, and a water receptacle for storing water is provided with a recess 44 on the bottom of the main body 1. A recess 44 is provided to catch fat and flames falling from above.
It was made so that it could be received at What is shown in FIG. 9 is the electric circuit of the blower unit 23, which operates in the same way as the electric circuit described above, where Q is a trannostar for controlling the motor current, R is a resistor for supplying base current, and R2 is a volume series series. It is resistance. What is shown in FIGS. 10 and 11 is still another example of the present invention, in which a claw piece 45 is provided protruding from the upper end of one side of the main body 1, so that the upper opening of the main body 1 can be covered. A hook hole 47 is provided at one end of the cover 46 made of iron plate, and a claw piece 45 is hooked into the hole 47 so that the cover 46 can be rotatably supported. The gold buckle fitting 48 is fixed to one side of the main body! 4:
The cover 46 can be sealed by hooking it on the claw 50 of the main body 1.
is installed. Furthermore, the grill grid 36 is half the size! The objects are connected by seven hooks 52, and the main body 1 can store a grill 36 that has been disassembled into two and a folded windbreak frame 30, and can be folded into a bag shape as shown in Figure 10. It has a convenient and portable format. Furthermore, teppanyaki can be performed by placing the cover 46 on the top surface of the main body 1 without using the grill 36. Also, the main body 1 containing the used recharcoal 37
By closing and sealing the charcoal 37 with the cover 46, the charcoal 37 can be extinguished and the charcoal 37 can be reused. Windproof frame 30
It is designed to be foldable into the main body 1 so that it can be raised and folded, and although it is shown as a separate body from the main body 1 in the figure, it may be attached with a hinge or the like. The drainboard 2 is bent into a substantially M-shape as shown in FIGS. 12 and 13. When the slat 2 is 7 rat, when the fire power in the center of the charcoal 37 deteriorates and the fire power in the center decreases, the charcoal 37 is
However, since the center part of the gridiron grid 2 bent in an M-shape like this is concave, the charcoal 37 is shifted from the periphery to the center part, and the wind does not flow properly into the charcoal 37. It is widespread. Furthermore, as shown in FIG. 14, the drainboard 2 may have a substantially W-shape, and in such a drainboard 2, the charcoal 37 is
Air is blown to allow the ash to fall into the mouth of the mouth, preventing ash from flying up.

【Effect of the invention】

As described above, the present invention places a grating on the bottom of a box-shaped main body with an open top to form a gap between the bottom of the body and the grating, and a duct for ventilation is provided around this gap. Since the duct part and the above-mentioned gap are communicated through the blower outlet opened on the inner wall surface of the main body, and the blower that blows air into the above-mentioned duct part is attached to the main body, it is formed under the grating on which the charcoal is placed. The air blower can forcefully send air into the air gap, which allows sufficient air to be supplied to the charcoal above the grates, allowing the charcoal to be ignited efficiently and quickly, and even after ignition, the flame can be quickly increased. Moreover, it has the advantage that the firepower can be easily adjusted by adjusting the air volume.

[Brief explanation of the drawing]

#11 is a cross-sectional view of an embodiment of the present invention in use;
Figure 2 is a perspective view with the same grill grill as above removed, Figure 3 is a perspective view showing the structure of the air blower unit attached to the main body, Figure 4 is a partially cutaway perspective view of the air blower unit, and Figure 5 The figure is a circuit diagram showing the electric circuit of the blower unit, FIG. 6 is a perspective view showing another example of the present invention, and FIG. 7 is a perspective view showing the same heat collecting wind tunnel as above.
FIG. 8 is a cross-sectional view showing still another example of the present invention, FIG. 9 is a circuit diagram showing the electric circuit of the same blower unit, FIG. 10 is a perspective view of still another example of the present invention when stored, and FIG. Fig. 11 is a partially broken perspective view of the same as above when in use, Fig. 12 is a sectional view of the same as above, Fig. 13 is an explanatory diagram of the operation of the same as above, and Fig. 1
FIG. 4 is a sectional view showing still another example of the present invention, in which 1 is a main body, 2 is a grating, 3 is a gap, 4 is a duct, 5 is an air outlet, and 6 is a blower. Agent Patent Attorney Ishi 1) Chief 7Figure 1Figure 2Kan 3Figure 6Figure 8Figure 9Figure 101!1 Figure 11Figure 12

Claims (7)

[Claims] (1) Place a gridiron board on the bottom of the box-shaped main body with an open top to form a gap between the bottom of the main unit and the grid, and install a ventilation duct around this gap. A stove characterized in that a blower is attached to the main body to communicate the duct part and the above-mentioned gap through an air outlet opened in a wall surface, and to send air into the duct part. (2) The stove as set forth in claim 1, wherein the air outlet is provided all around the inner wall surface of the main body. (3) The stove as set forth in claim 1, wherein the amount of air blown by the blower is adjustable. (4) The stove as set forth in claim 1, wherein the blower is detachably attached to the main body. (5) A stove as claimed in claim 1, characterized in that a heat collecting air tunnel having a conical cone-shaped part with an opening at the center is detachably attached to the upper surface of the main body. (6) The stove as set forth in claim 1, characterized in that the windbreak frame erected above the main body is capable of being raised and lowered. (7) The stove as set forth in claim 1, wherein the grates are bent into a chevron shape.