KR100848296B1 - Hood for safety action of fire fighting equipment - Google Patents

Abstract

A hood for stably operating fire-fighting equipment is provided to facilitate spray of fire suppression power when a fire suppression nozzle operates. A hood for stably operating fire-fighting equipment comprises a hood body(100), a food container(200) lifted up and down and provided in the hood body, a temperature sensor(410), and a controller(400). The food body is installed up a gas range to discharge gas. A heating device heats foods in the food container. The temperature sensor is installed at the lower end of the hood body to output a detection signal if temperature exceeding a predetermined temperature is detected. If the detection signal is received from the temperature sensor, the controller lifts up the food container when the food container is lifted down. The predetermined temperature is lower than fire suppression temperature of a temperature detector(320) for spraying fire suppression power by detecting fire in the hood body.

Description

Hood for safety action of fire fighting equipment

1 is a block diagram showing a moving grill of the hood according to the prior art.

Figure 2 is a block diagram showing a hood for the safe operation of the fire fighting device according to the invention.

3 is a block diagram showing a hood for the safe operation of the fire fighting apparatus according to a modification of the present invention.

Figure 4 is a block diagram showing a hood for the safe operation of the fire fighting apparatus according to another embodiment of the present invention.

※ Code explanation for main part of drawing ※

100: hood body 200: food container

310: fire extinguishing powder supply unit 320: temperature detection unit

330: reception control unit 340: fire extinguishing nozzle

350: gas detection unit 360: gas circuit breaker

370: auxiliary fire nozzle

The present invention relates to a hood for the safe operation of the fire fighting device, the fire fighting device to facilitate the fire extinguishing operation of the fire extinguishing nozzle because it raises the food container portion which is located downward from the hood body before the fire due to gas range overheating. A hood for safe operation.

In general, the kitchen is provided with a hood for removing the smell, smoke and moisture generated when cooking food, such a hood is disposed on the upper portion of the stove, the smell, smoke and moisture sucked through the inlet vents to discharge the outlet. To be discharged to the outside.

Recently, according to a user's request, a hood configuration equipped with an oven or a microwave oven has been proposed. However, in the case of the hood of such a configuration, due to the structure in which the oven or the microwave oven is fixed to the hood disposed on the upper portion of the gas range, the shorter people have a problem that can not use the oven or microwave oven mounted on the hood.

In order to solve this problem, the applicant has proposed a moving grill of a hood in which a container containing food to be cooked is movable in an oven or a microwave oven mounted on a hood.

Hereinafter, a moving grill of the conventional hood proposed by the present applicant will be described with reference to the accompanying drawings.

1 briefly illustrates a moving grill configuration of a conventional hood.

As shown in FIG. 1, the moving grill of the conventional hood is spaced a predetermined height above the gas range so that the hood 10 is installed, and a housing 11 fixing the hood 10 to a wall or a ceiling of a kitchen is provided. Is installed.

The upper part of the housing 11 is provided with a suction and discharge portion 12 connected to the duct (not shown), the front of the housing is provided with a sight window 18 formed of a transparent or translucent material, the motor inside the housing The fan is rotated by (not shown) is provided, when the fan is rotated by the driving of the motor it is possible to remove the odor, smoke and moisture generated during food cooking through the suction and discharge unit (14).

In addition, the housing 11 is equipped with a food container portion 20 having a container 30 so as to be movable up and down, this food container portion 20 has a flat plate shape so that the container 30 can be placed A lower plate 22 and side plates 24 extending vertically upward on both left and right sides of the lower plate 22 are provided.

As a result, when the cooking grill of the conventional hood does not cook food by using the food container part 20, the food container part 20 is maintained to be raised so as to be positioned inside the housing 11, and the hood ( 10) the food smell, smoke and moisture generated by the use of the gas range is discharged to the outside through the suction and discharge unit 12. And, if you want to cook food using the food container unit 20, when the food is lowered from the housing 11 is contained in the food container unit 20, the food container unit 20 is raised to the inside of the housing 11 The food in the container 30 drawn in is cooked by heating means (not shown) provided in the housing 11.

In particular, the fire grill of the conventional hood may be provided with a fire fighting device for preventing fire due to overheating of the gas range. That is, in the moving grill of the conventional hood, a fire extinguishing nozzle (not shown) for injecting fire extinguishing powder is installed in the lower portion of the hood 10 so that fire extinguishing is performed through fire extinguishing powder when a fire occurs. However, when the fire extinguishing nozzle is operated while the food container unit 20 is lowered to the lower part of the hood 10, the food container unit 20 lowered to the lower part of the hood prevents the extinguishing powder injection of the extinguishing nozzle. There was a problem that the fire did not properly extinguish.

An object of the present invention is to solve the above-mentioned problems of the prior art, the fire fighting apparatus to raise the food container portion lowered from the hood body before the fire caused by the overheating of the gas range so that the fire fighting operation can be made smoothly. To provide a hood for safe operation.

In order to achieve the above object, the present invention provides a hood body for discharging the gas by food cooking is spaced apart from the top of the gas range, the food container portion is liftable is built into the hood body, for heating the food contained in the food container portion In a hood provided with a heating means inside the hood body, the lifting temperature sensor is installed at the lower end of the hood body to apply a detection signal when a temperature above a predetermined temperature is detected, and the food when the detection signal of the lifting temperature sensor is applied. When the container portion is lowered, it characterized in that it comprises a lift control unit for raising the food container portion.

Prior to describing the present invention in detail, a brief description will be given of the hood moving grill to which the present invention is installed.

2 is a view showing the configuration of a hood for the safe operation of the fire fighting apparatus according to the present invention, Figure 3 is a view showing the configuration of a hood for the safe operation of the fire fighting apparatus according to a modification of the present invention.

As shown in Figure 2 or 3, the hood according to the present embodiment is installed on the hood body 100 spaced apart in the upper portion of the gas range so that the gas generated when cooking food is discharged to the outside, the hood body ( The front of the 100 is provided with a see-through window 120 formed of a transparent or semi-transparent material, the suction and discharge portion provided with a duct connecting portion 110 connected to the duct (not shown) on the upper portion of the hood body 100 ( 120 is installed, a fan rotated by a motor (not shown) is installed in the suction and discharge unit 120 to remove odors, smoke and moisture generated when cooking food.

In particular, the food container part 200 which can be lifted and lowered under the hood body 100 is mounted inside the hood body 100, and the food container part 200 includes a container 210 for containing food to be cooked. It consists of a plate-shaped lower plate 220 and the side plate 230 extending vertically upward on both left and right sides of the lower plate 220 so that the container 210 can be placed. As a result, the food container 200 containing the food may be easily discharged through the lifting operation after being cooked in the hood body 100.

In addition, the hood main body 100 is provided with heating means for cooking food contained in the food container portion 200, and lifting means for raising and lowering the food container portion 200, such heating means and lifting The means can be realized in various configurations. As an example, the heating means may be a heater that heats food by heat dissipation by a power supply, or a magnetron in which food is heated through radio wave emission. The lifting means may include a rack, pinion, and a wire drum operated by a motor. A wire rope operated by the same may be used.

An embodiment of the present invention installed in the hood of the above-described configuration based on the accompanying drawings will be described in detail.

The hood for the safe operation of the fire fighting apparatus according to the present invention is the fire extinguishing powder supply unit 310 is filled with the extinguishing powder, and the food container 200 can be elevated is installed at the bottom of the hood main body 100 to overheat by the gas range A temperature sensing unit 320 for sensing a temperature, a reception control unit 330 for applying a fire extinguishing signal to the fire extinguishing powder supply unit 310, and spraying the fire extinguishing powder of the fire extinguishing powder supply unit 310 in the upper portion of the gas range. When the extinguishing nozzle 340 and the food container 200 are lowered, the lifting control unit 400 for raising the food container 200 at a temperature lower than the overheating temperature of the temperature sensing unit 320 and In addition, the temperature sensing unit 320 is configured to include a lifting temperature sensor 410 to detect a temperature lower than the gas range superheat temperature reference is applied to the lifting control unit 400.

Specifically, the temperature sensing unit 320 is for sensing a temperature that is overheated by the gas range. The temperature sensing unit 320 is installed at a lower end of the hood main body 100 spaced a predetermined distance from the top of the gas range. The circuit is connected to the reception controller 330 to be applied to the reception controller 330.

The reception control unit 330 applies a fire extinguishing signal to the fire extinguishing powder supply unit 310 when the temperature sensed by the temperature detecting unit 320 is detected as an overheating temperature to operate the fire extinguishing powder supply unit 310. The control of the reception controller 330 may be set by the user through the display controller 380 electrically connected to the reception controller 330.

When the fire extinguishing powder supply unit 310 is operated by the reception control unit 330 as described above, the fire extinguishing nozzle 340 installed at the bottom of the hood main body 100 is discharged from the fire extinguishing powder supply unit 310 at the top of the gas range. Spray the fire extinguishing powder supplied.

In particular, when the extinguishing powder is injected from the extinguishing nozzle 340 in a state in which the food container 200 is descended from the hood body 100, the extinguishing nozzle 340 is provided by the lowered food container 200. The fire extinguishing operation may be disturbed. In order to prevent this, the lifting control unit 400 is provided to raise the food container 200 at a temperature lower than the overheating temperature of the temperature sensing unit 320.

The elevating control unit 400 is electrically connected to the elevating means for elevating the food container 200, and is connected to the elevating temperature sensor 410 installed on the lower end of the hood body 100, the elevating temperature The sensor 410 senses a temperature lower than the gas range overheating temperature reference of the temperature sensing unit 320 and transmits the temperature to the lift controller 400, and the lift controller 400 lifts the food container 200. The food container 200 is mounted inside the hood main body 100 by applying a lifting signal for the lifting means.

For example, assuming that the overheat temperature of the gas range for the extinguishing operation through the extinguishing nozzle 340 is 150 degrees, the lift controller 400 before the extinguishing operation occurs through the lifting temperature sensor 410. After sensing the temperature of 140 degrees, the food container portion 200 that has been lowered is raised. Accordingly, when the gas stove overheating temperature reaches 150 degrees, the food container 200 is always maintained inside the hood body 100 so that the fire extinguishing nozzle 340 can be smoothly operated. have.

On the other hand, the hood for the safe operation of the fire fighting apparatus according to the present embodiment gas detection unit 350 for detecting the leakage of gas and, if the gas leakage detection of the gas detection unit 350 is supplied to the gas range A gas circuit breaker 360 may be further installed to cut off the gas, and the reception controller 330 may apply a gas leakage signal to the gas circuit breaker 360 when gas leakage is detected by the gas detector 350. By controlling the gas supplied to the gas range is blocked.

Configurations such as the fire extinguishing powder supply unit 310, the reception control unit 330 and the gas detection unit 350 described above in this embodiment is installed on the hood body 100, as shown in Figure 2, but these components are arranged The position is not limited thereto, and may be installed on the side wall of the hood body 100 as shown in FIG. 3.

4 is a view showing the configuration of a hood for the safe operation of the fire fighting apparatus according to another embodiment of the present invention.

As shown in Figure 4, the hood for the safe operation of the fire fighting apparatus according to another embodiment of the present invention is a temperature lower than the overheating temperature in the temperature sensing unit 320 when the food container 200 is lowered The lifting control unit 400 for raising the food container unit 200 and the lifting temperature detected by the temperature sensing unit 320 lower than the gas range superheat temperature reference detected and applied to the lifting control unit 400. It is configured to include a sensor 410, and the auxiliary fire nozzle 370 is connected to the fire extinguishing powder supply unit 310 is installed in the lower portion of the food container 200. Here, since the configuration other than the auxiliary fire nozzle 370 is the same as the configuration described above, a detailed description thereof will be omitted.

The auxiliary fire extinguishing nozzle 370 of such a configuration can extinguish the fire due to overheating of the gas range as the fire extinguishing powder can be injected into the upper portion of the gas range regardless of the elevated position of the food container 200 when a fire occurs. It may be. However, since the auxiliary fire extinguishing nozzle 370 is closer to the gas range than the fire extinguishing nozzle 340, when the extinguishing powder is sprayed at the same spray angle, the spraying area is narrower than the extinguishing nozzle 340.

As described above, in the case of the hood moving grill fire extinguishing device according to the present invention, since the food container portion lowered from the hood body is raised before fire extinguishing due to gas range overheating, smooth extinguishing of the extinguishing nozzle is possible. Has the advantage. Thus, when the fire fighting apparatus is operated by the overheating temperature of the gas range while the food container portion is lowered to the lower part of the hood, the present invention can solve the problem of the prior art in which fire extinguishing is not properly performed by the lowered temperature detecting unit. have.

While the invention has been shown and described with respect to specific embodiments thereof, it will be appreciated that the invention can be variously modified and varied without departing from the spirit or scope of the invention as provided by the following claims. It will be obvious to those of ordinary skill.

As described above, according to the present invention, since the food container portion lowered from the hood body is raised before the operation of the fire extinguishing nozzle due to the overheat of the gas range, the fire extinguishing operation of the fire extinguishing nozzle is performed smoothly, and thus an early fire can be extinguished. .

Claims (4)

The hood body 100, through which the gas is discharged by food cooking, is spaced apart from the upper portion of the gas range, and the liftable food container part 200 is embedded inside the hood body 100, and the food contained in the food container part 200. In the hood provided with a heating means for heating the inside of the hood body 100, A lifting temperature sensor 410 installed at a lower end of the hood body 100 to apply a detection signal when a temperature above a preset temperature is detected; Safe operation of the fire-fighting device, characterized in that it comprises a lifting control unit 400 for raising the food container 200 when the food container 200 is lowered when the detection signal of the lifting temperature sensor 410 is applied. Hood for you. According to claim 1, The predetermined temperature of the elevating temperature sensor 410 is set lower than the temperature sensing unit 320 extinguishing temperature of the fire extinguishing device to detect the fire occurrence of the hood body 100 to inject the extinguishing powder Hood for the safe operation of the fire apparatus, characterized in that the. According to claim 1 or 2, Digestive powder supply unit 310 is filled with digestive powder; A temperature sensing unit 320 installed at a lower end of the hood body 100 to sense an overheating temperature by a gas range; A reception control unit 330 for applying a fire extinguishing signal to the fire extinguishing powder supply unit 310 when an overheating temperature is detected by the temperature detection unit 320; A fire extinguishing nozzle 340 installed adjacent to the temperature sensing unit 320 and spraying the fire extinguishing powder of the fire extinguishing powder supply unit 310 on an upper portion of the gas range by a fire extinguishing signal of the reception control unit 330; Lifting means for raising the food container part 200 at a temperature lower than the overheating temperature of the temperature sensing part 320 when the food container part 200 is lowered; Gas detection unit 350 for detecting whether the gas leaks; Hood for the safe operation of the fire fighting device, characterized in that it further comprises a gas circuit breaker (360) to block the gas supplied to the gas range when the gas leak is detected. 4. The hood of claim 3, wherein an auxiliary fire nozzle 370 connected to the fire extinguishing powder supply unit 310 is further installed below the food container unit 200.

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