JP2011019680A - Home electric appliance storage - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To solve the problems of a home electric appliance storage that it may break down when used as a home electric appliance is housed in a cabinet even after there is an abnormality such as abnormal overheating with the home electric appliance, and that the damage may possibly be extended. <P>SOLUTION: A storage door 13 that is openable/closable is provided on an opening portion of the cabinet 1, carbon monoxide concentration at a home electric appliance storage portion 2 is detected by carbon monoxide concentration detection means 12, and control means is operated based on the output of the carbon monoxide concentration detection means 12. The control means 15 closes the storage door 13 when the output rising rate of the carbon monoxide concentration detection means 12 exceeds a predetermined level in a case where the carbon monoxide concentration at the home electric appliance storage portion 2 is abnormally varied. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to a home appliance storage that can be used in a state in which the home appliance is stored.

  Conventionally, this type of household electrical appliance storage has a household electrical appliance storage section that opens in the cabinet and stores the household electrical appliance in the cabinet, and is discharged from the household electrical appliance on the top surface of this household electrical appliance storage section. A discharge device for discharging hot air / steam to the outside is provided, and the hot air / steam discharged from the household electrical appliance is discharged to the outside so that the household electrical product can be used in a stored state.

Japanese Patent Publication No.7-111435

  In such a conventional configuration, when a household electrical appliance is stored and used in a cabinet, if there is an abnormality such as abnormal overheating of the household electrical appliance, the household electrical appliance storage is Not only did it break down, but it also had the problem that damage could spread.

  The present invention solves the above-described conventional problems, and aims to prevent the spread of damage by closing the storage door of the home electrical product storage section when an abnormality occurs in the home electrical product stored in the cabinet. It is said.

  In order to achieve the above-mentioned object, the present invention provides a cabinet door that can be opened and closed at the opening of a cabinet, detects the carbon monoxide concentration of a household electrical appliance storage portion by a carbon monoxide concentration detection means, and the carbon monoxide concentration. The control means is configured to operate in accordance with the output of the detection means. When the carbon monoxide concentration in the household electrical product storage section changes abnormally, the control means sets the output increase rate of the carbon monoxide concentration detection means to a constant level. When it exceeds, the storage door is closed.

  As a result, when an abnormal rise in the carbon monoxide concentration of the household electrical appliance storage unit such as abnormal overheating occurs in the household electrical appliance stored in the cabinet, the cabinet storage door is closed to While stopping the supply of air, the abnormally overheated portion can be isolated from the user, and the damage can be prevented from spreading.

  If an abnormal rise in the carbon monoxide concentration of the household electrical appliance storage unit occurs due to abnormal overheating of the household electrical appliance stored in the cabinet, the cabinet door is closed and the air to the household electrical appliance storage unit is closed. In addition, the abnormal overheated portion can be isolated from the user and the damage can be prevented from spreading.

The block diagram of the household electrical appliance storage in Embodiment 1 of this invention Perspective view of the household electrical appliance storage Characteristic chart showing carbon monoxide concentration increase The block diagram of the household appliance storage in Embodiment 2 of this invention Perspective view of the household electrical appliance storage Cross-sectional view of the household electrical appliance storage

  The first invention is a cabinet, a storage door configured to be openable and closable on the front surface of the cabinet, door opening and closing means for opening and closing the storage door, and a home electrical product provided in the cabinet and having an open front for storing home electrical products. A storage unit; a carbon monoxide concentration detection unit that detects a carbon monoxide concentration of the household electrical appliance storage unit; and a control unit that operates according to an output of the carbon monoxide concentration detection unit. When the carbon monoxide concentration in the electrical product storage section abnormally changes, the storage door is closed by the door opening and closing means when the output increase rate of the carbon monoxide concentration detection means exceeds a certain level, If abnormal overheating occurs in household electrical appliances stored in the cabinet, the air supply to the household electrical appliance storage is stopped and the abnormally heated parts are isolated from the user. Rukoto can, it is possible to prevent the expansion of damage.

  According to a second aspect of the present invention, in the first aspect of the present invention, a power supply means for supplying power to the home electrical product provided in the home electrical product storage section and a power supply control means for turning on and off the power supply means are provided. When the concentration of carbon monoxide rises and the output increase rate of the carbon monoxide concentration detection means exceeds a certain level, the power supply control means stops the power supply to the power supply means. If abnormal overheating occurs in household electrical appliances stored in the cabinet, the concentration of carbon monoxide in the cabinet changes rapidly. By stopping the energy supply to the home appliance, abnormal overheating of the device can be suppressed.

  According to a third aspect of the present invention, in the first or second aspect of the present invention, the apparatus includes a steam processing means for discharging the steam generated from the home electrical product to the outside of the home electrical product storage unit, and exhausts steam and odor in the cabinet. In the household electrical appliance storage, the control means operates the steam processing means when the carbon monoxide concentration in the household electrical appliance storage section increases and the output increase rate of the carbon monoxide concentration detection means exceeds a certain level. When the home appliance stored in the cabinet is overheated, the air supply to the home appliance storage is stopped and the abnormal overheated part is isolated from the user. And prevent the damage from spreading.

  4th invention is equipped with the lock means which prohibits opening and closing of a door by external force in invention of any one of said 1st-3rd, and when the output increase rate of a carbon monoxide concentration detection means exceeds a fixed level. After the storage door is closed, the lock means is operated so that the storage door does not open, so that the abnormally overheated portion and the user can be reliably separated.

  According to a fifth aspect of the present invention, in any one of the first to fourth aspects of the present invention, a display means is provided for displaying the status of the household electrical appliance storage and notifying the user, and the control means is monoxide in the household electrical appliance storage section. When the carbon concentration increases and the output increase rate of the carbon monoxide concentration detection means exceeds a certain level, the display means displays the increase in the carbon monoxide concentration. When the output increase rate exceeds a certain level, the increase in the carbon monoxide concentration is displayed on the display means, so that the user can be informed of the abnormal state in the household electrical appliance storage unit and can be prevented from spreading damage. it can.

6th invention is provided with the alerting | reporting means which alert | reports the state of a household appliance storage in any one invention of said 1-5, and notifies a user, and a control means is a monoxide of a household appliance storage part When the carbon concentration increases and the output increase rate of the carbon monoxide concentration detection means exceeds a certain level, the notification means notifies the increase of the carbon monoxide concentration, and the output of the carbon monoxide concentration detection means When the rate of increase exceeds a certain level, the notification means notifies the increase in the concentration of carbon monoxide, so that even if the user is away from the household electrical appliance storage, abnormalities in the household electrical appliance storage The situation can be informed and the prevention of damage spread can be promoted.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. Note that the present invention is not limited to the embodiments.

(Embodiment 1)
FIG. 1 shows a block diagram of a household electrical appliance storage in Embodiment 1 of the present invention, and FIG. 2 shows a perspective view of the household electrical appliance storage.

  As shown in FIGS. 1 and 2, the cabinet 1 has a household electrical appliance storage unit 2 having an open front, and stores and stores a household electrical appliance (not shown) in the household electrical appliance storage unit 2. It is configured as follows. The first power supply means (power supply means) 3 and the second power supply means (power supply means) 4 are constituted by outlets, and are connected to the home electric product to supply power, and are provided in the home electric product storage section 2. The first power supply control means (power supply control means) 10 and the second power supply control means (power supply control means) 11 are constituted by relays, and control the first power supply means 3 and the second power supply means 4 respectively. ing.

  The carbon monoxide concentration detection means 12 detects the carbon monoxide concentration of the household electrical appliance storage unit 2, and the control means 15 operates according to the output increase rate of the carbon monoxide concentration detection means 12. When the carbon monoxide concentration in the product storage unit 2 changes abnormally, when the output increase rate of the carbon monoxide concentration detection means 12 exceeds a certain level, the first power supply control means 10 and the second power supply control means 11 are used. The power supply from the distribution board 7 to the first power supply means 3 and the second power supply means 4 is stopped, and the storage door is closed by the door opening / closing means 16.

  The display means 5 displays the status of the household electrical appliance storage and informs the user. The display means 5 comprises an LED, an LCD, etc., and the control means 15 increases the carbon monoxide concentration of the household electrical appliance storage section 2. When the output increase rate of the carbon monoxide concentration detecting means 12 exceeds a certain level, the display means 5 displays an increase in the carbon monoxide concentration. Further, the notification means 6 notifies the user of the state of the household electrical appliance storage and notifies the user. The notification means 6 includes a buzzer, a voice notification device, and the like, and the control means 15 is a part of the household electrical appliance storage unit 2. When the carbon oxide concentration increases and the output increase rate of the carbon monoxide concentration detection means 12 exceeds a certain level, the notification means 6 notifies the increase of the carbon monoxide concentration.

  The operation in the above configuration will be described. The household electric appliance storage unit 2 stores cooking appliances mainly used in the kitchen, for example, household electric appliances such as jar pots, rice cookers, and coffee makers. These home appliances are often left connected to the first power supply means 3 or the second power supply means 4. If it is a jar pot, it is usually inserted into the first power supply means 3 or the second power supply means 4 regardless of the presence or absence of the user while keeping warm, and whether the user is present or not. Even in consideration of reserved rice cooking and heat retention, the device is often inserted into the first power supply means 3 or the second power supply means 4 at all times.

  Here, when abnormal overheating occurs in the household electrical appliance storage part 2 due to some trouble during use of these household electrical appliances, a large amount of carbon monoxide is generated due to incomplete combustion, particularly in the initial stage of occurrence. Generally, the carbon monoxide concentration in the atmosphere is 1 ppm or less.

  The rate of increase in the carbon monoxide concentration is determined by (ba) / (t2-t1) as shown in FIG. Here, when the carbon monoxide concentration at a certain point is 11 ppm and the carbon monoxide concentration before 10 seconds is 1 ppm, the rate of increase is (11-1) / 10 = 1, and the carbon monoxide concentration is increased. If the control means 15 preliminarily determines that an abnormality occurs when the rate exceeds 1, power supply to the household electrical appliance in the household electrical appliance storage is stopped. Since the first power supply means 3 and the second power supply means 4 are connected to a heat utilization device such as a jar pot or a rice cooker in particular, power is supplied to the first power supply means 3 and the second power supply means 4. When stopped, the self-heating of the connected home appliance stops. At this time, the display means 5 displays an increase in the carbon monoxide concentration, and the notification means 6 notifies the increase in the carbon monoxide concentration.

  As described above, in the present embodiment, the control means 15 is configured such that the first power supply means 3 and the second power supply means when the rate of increase in the concentration of carbon monoxide in the household electrical appliance storage unit 2 exceeds a certain level. 4 and the door opening / closing means 16 closes the storage door, so that when the household electrical appliance stored in the cabinet 1 is abnormally overheated, the home electrical is generated in the initial state of generating carbon monoxide. By stopping the power supply to the product, the operation of the household electrical appliance stored in the cabinet 1 can be stopped, and the storage door can be closed to isolate the inside of the cabinet that is abnormally overheated and the user.

  Further, the control means 15 increases the carbon monoxide concentration on the display means 5 when the carbon monoxide concentration of the household electrical appliance storage unit 2 rises and the output increase rate of the carbon monoxide concentration detection means 12 exceeds a certain level. When the rate of increase in the concentration of carbon monoxide exceeds a certain level, the display means 5 displays the increase in the concentration of carbon monoxide so that the user can see the abnormal state in the household electrical appliance storage unit 2. And the convergence of the abnormal state can be achieved promptly.

  Further, the control means 15 increases the carbon monoxide concentration by the notification means 6 when the carbon monoxide concentration of the household electrical appliance storage unit 2 rises and the output increase rate of the carbon monoxide concentration detection means 12 exceeds a certain level. When the carbon monoxide concentration increase rate exceeds a certain level, the notification means 6 notifies the increase in the carbon monoxide concentration, so that the user is away from the home appliance storage. Even in the case, the abnormal state in the home appliance storage unit 2 can be notified, and the abnormal state can be promptly terminated.

(Embodiment 2)
4 shows a block diagram of a household electrical appliance storage in Embodiment 2 of the present invention, FIG. 5 shows a perspective view of the household electrical appliance storage, and FIG. 6 shows a cross section of the household electrical appliance storage. FIG.

  As shown in FIGS. 4 to 6, the steam processing means 14 discharges steam generated from the household electrical appliance to the outside of the household electrical product storage unit 2, and is provided in the upper part of the cabinet 1. A carbon monoxide concentration detecting means 12 for detecting the carbon monoxide concentration is provided in the steam receiving portion 17 on the lower surface. The control means 15 controls the steam treatment means 14 and, when the carbon monoxide concentration of the household electrical appliance storage unit 2 rises and the output increase rate of the carbon monoxide concentration detection means 12 exceeds a certain level, the steam treatment The operation of the means 14 is stopped. Other configurations are the same as those of the first embodiment, and the same reference numerals are given and description thereof is omitted.

The operation in the above configuration will be described. The household electric appliance storage unit 2 stores cooking appliances mainly used in the kitchen, for example, household electric appliances such as jar pots, rice cookers, and coffee makers. These home appliances are often left connected to the first power supply means 3 or the second power supply means 4. In the case of a jar pot, it is usually inserted into the first power supply means 3 or the second power supply means 4 regardless of the presence or absence of the user with or without heat, and is usually cooked. Even in consideration of reserved rice cooking and heat retention, the device is often inserted into the first power supply means 3 or the second power supply means 4 at all times.

  Furthermore, these household electric appliances are water-utilizing devices, and steam is generated when these household electric appliances are used. Therefore, the steam processing means 14 for discharging the steam generated from the home appliance to the outside of the warehouse is provided in the upper part of the home appliance storage unit 2, and the steam generated from the home appliance together with the air in the home appliance storage unit 2. Vapor is sucked and discharged out of the warehouse.

  Here, when abnormal overheating occurs in the household electrical appliance storage part 2 due to some trouble during use of these household electrical appliances, a large amount of carbon monoxide is generated due to incomplete combustion, particularly in the initial stage of occurrence. In this case, ascending airflow is generated in the air in the household electrical appliance storage unit 2 due to the generated heat. Therefore, the carbon monoxide concentration detecting means 12 is provided in the steam receiving portion 17 of the steam processing means 14 in the upper part of the household electrical appliance storage portion 2 to detect the carbon monoxide concentration.

  Generally, the carbon monoxide concentration in the atmosphere is 1 ppm or less. The rate of increase of the carbon monoxide concentration is determined by (ba) / (t2-t1). Here, when the carbon monoxide concentration at a certain point is 11 ppm and the carbon monoxide concentration before 10 seconds is 1 ppm, the rate of increase is (11-1) / 10 = 1, and the carbon monoxide concentration is increased. If the control means 15 preliminarily determines that an abnormality occurs when the rate exceeds 1, power supply to the household electrical appliance in the household electrical appliance storage is stopped. Since the first power supply means 3 and the second power supply means 4 are connected to a heat utilization device such as a jar pot or a rice cooker in particular, power is supplied to the first power supply means 3 and the second power supply means 4. When stopped, the self-heating of the connected home appliance stops. At this time, the display means 5 displays an increase in the carbon monoxide concentration, and the notification means 6 notifies the increase in the carbon monoxide concentration.

  As described above, in the present embodiment, the steam processing means 14 for discharging the steam generated from the household electrical appliance to the outside of the household electrical appliance storage section 2 is provided, and the control means 15 is provided in the household electrical appliance storage section 2. Since the operation of the steam processing means 14 is stopped when the carbon monoxide concentration rises and the output increase rate of the carbon monoxide concentration detection means 12 exceeds a certain level, it is easy to catch the change in the carbon monoxide concentration. The household electrical product stored in the household electrical appliance storage unit 2 stops its operation, and when the device is a heat utilization device, the self-heating is stopped, so that the damage of the cabinet 1 can be prevented from spreading. Further, when the carbon monoxide concentration exceeds a certain level, the operation of the steam processing means 14 is stopped, so that the supply of air from outside the household electrical appliance storage unit 2 is suppressed and the expansion of damage due to abnormal overheating can be suppressed. it can.

  Further, since the carbon monoxide concentration detecting means 12 is provided in the steam receiving portion 17 of the steam processing means 14, it is possible to easily detect carbon monoxide riding on the rising air flow accompanying heat due to abnormal overheating.

  In the present embodiment, the carbon monoxide concentration detecting means 12 is provided in the steam receiving portion 17 of the steam processing means 14, but the steam processing means 14 discharges the air in the household electrical appliance storage part 2 to the outside. Therefore, the carbon monoxide concentration detecting means 12 may be provided in the steam discharge path of the steam processing means 14, whereby the carbon monoxide can be easily detected during the operation of the steam processing means 14.

  As described above, the household electrical appliance storage according to the present invention stops power supply to the household electrical appliance when an abnormality that generates carbon monoxide, such as abnormal overheating, occurs in the household electrical appliance stored in the cabinet. Because it can stop the operation of household electrical appliances stored in the cabinet and prevent the damage from spreading, it can be used as a household electrical appliance storage cabinet that can be used with the household electrical appliances stored Useful.

DESCRIPTION OF SYMBOLS 1 Cabinet 2 Household appliance storage part 3 1st electric power feeding means (power feeding means)
4 Second power supply means (power supply means)
10 1st power supply control means (power supply control means)
11 Second power control means (power control means)
12 Carbon monoxide concentration detection means 13 Storage door 15 Control means 16 Door opening / closing means

Claims (6)

A cabinet, a storage door configured to be openable and closable on the front surface of the cabinet, a household electrical appliance storage section provided in the cabinet for storing household electrical appliances, and monoxide for detecting a carbon monoxide concentration in the household electrical appliance storage section A carbon concentration detection unit; and a control unit that operates according to an output of the carbon monoxide concentration detection unit, wherein the control unit abnormally changes a carbon monoxide concentration of the household electrical appliance storage unit when the storage door is opened. In such a case, the household electrical appliance storage is configured to close the storage door when the output increase rate of the carbon monoxide concentration detection means exceeds a certain level. A power supply means for supplying power to the home electrical product provided in the home electrical product storage section; and a power supply control means for turning on and off the power supply means. 2. The household electric appliance according to claim 1, wherein when the concentration changes abnormally, the power supply control means stops power supply to the power supply means when the output increase rate of the carbon monoxide concentration detection means exceeds a certain level. Product storage. It is provided with steam processing means for discharging steam generated from the household electrical appliance to the outside of the household electrical appliance storage section, and the control means increases the carbon monoxide concentration of the household electrical appliance storage section and outputs the carbon monoxide concentration detection means. The household electrical appliance storage according to claim 1 or 2, wherein the operation of the steam processing means is stopped when the rate of increase exceeds a certain level. The storage door is provided with a lock means that prohibits the door from being opened and closed by an external force.When the output increase rate of the carbon monoxide concentration detection means exceeds a certain level, the storage door is closed, and then the lock means is operated. The household electrical appliance storage according to any one of claims 1 to 3, wherein the storage is not opened. Display means for displaying the status of the household electrical appliance storage and notifying the user, the control means, the carbon monoxide concentration of the household electrical appliance storage section increases, the output increase rate of the carbon monoxide concentration detection means is constant The household electrical appliance storage according to any one of claims 1 to 4, wherein when the level is exceeded, an increase in the carbon monoxide concentration is displayed on the display means. Informing means for informing the user of the state of the household electrical appliance storage and notifying the user, the control means, the carbon monoxide concentration of the household electrical appliance storage section increases, the output increase rate of the carbon monoxide concentration detection means is constant The household electrical appliance storage case according to any one of claims 1 to 5, wherein when the level is exceeded, an increase in the carbon monoxide concentration is notified by a notification means.

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