JP2009136605A - Home electric appliance storage cabinet - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To prevent the increase of damages by stopping power supply and stopping the operation of home electric appliances when abnormality occurs in the home electric appliance stored inside a cabinet in a home electric appliance storage cabinet for using the home electric appliance in the state of being stored. <P>SOLUTION: First power supply means 3 and second power supply means 4 for supplying power to the home electric appliances are provided in a home electric appliance storage part provided inside the cabinet, and the power supply means are turned on/off by first power control means 10 and second power control means 11. The carbon monoxide concentration of the home electric appliance storage part is detected by carbon monoxide concentration detection means 12, and control means 15 is operated by the output elevation rate of the carbon monoxide concentration detection means 12. When the carbon monoxide concentration of the home electric appliance storage part changes to be abnormal, the control means 15 stops the power supply to the first power supply means 3 and the second power supply means 4 when the output elevation rate of the carbon monoxide concentration detection means 12 exceeds a fixed level. <P>COPYRIGHT: (C)2009,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. The exhaust device that discharges hot air / steam to the outside is provided, and the hot air / steam exhausted from the household electrical appliance is exhausted to the outside so that it can be used in a state in which the household electrical appliance is stored (for example, Patent Document 1).
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 prevents an increase in damage by stopping the power supply and stopping the operation of the home appliance when an abnormality occurs in the home appliance stored in the cabinet. The purpose is to do.

  In order to achieve the above-mentioned object, the present invention provides a household electrical appliance storage section having an open front for storing household electrical appliances in the cabinet, and a power supply means for supplying power to the household electrical appliances in the household electrical appliance storage section. The power supply means is turned on and off by the power supply control means, the carbon monoxide concentration of the household electrical appliance storage unit is detected by the carbon monoxide concentration detection means, and the control means is operated by the output increase rate of the carbon monoxide concentration detection means. When the carbon monoxide concentration of the household electrical appliance storage unit changes abnormally, the control unit stops power supply to the power supply unit when the output increase rate of the carbon monoxide concentration detection unit exceeds a certain level. It is comprised as follows.

  As a result, the operation of the home appliance can be stopped by stopping the power supply when an abnormality that generates carbon monoxide, such as abnormal overheating, occurs in the home appliance stored in the cabinet, and the damage is expanded. Can be prevented.

  The household electrical appliance storage of the present invention is housed in the cabinet by stopping 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. It is possible to stop the operation of the household electric appliance, and to prevent the damage from spreading.

  According to a first aspect of the present invention, there is provided a cabinet, a household electrical appliance storage section provided in the cabinet and having a front surface for storing household electrical appliances, a power supply means provided in the household electrical appliance storage section and supplying power to the household electrical appliances, Power supply control means for turning on and off the power supply means, carbon monoxide concentration detection means for detecting the carbon monoxide concentration of the household electrical appliance storage unit, and control means operated by the output of the carbon monoxide concentration detection means, When the carbon monoxide concentration of the household electrical appliance storage unit abnormally changes, the control unit stops power supply to the power supply unit when the output increase rate of the carbon monoxide concentration detection unit exceeds a certain level. If abnormal overheating occurs in the home appliance stored in the cabinet, power supply to the home appliance is stopped in the initial state of generating carbon monoxide. It is possible to stop the operation of the household electric appliances housed in the cabinet by, it is possible to prevent the expansion of damage.

  According to a second invention, in the first invention, there is provided a 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 is carbon monoxide. When the concentration rises and the output increase rate of the carbon monoxide concentration detection means exceeds a certain level, the operation of the steam processing means is stopped. When the carbon monoxide concentration exceeds a certain level, the steam Since the operation of the processing means is stopped, it is possible to suppress the supply of air from outside the household electrical appliance storage unit and to suppress the spread of damage due to abnormal overheating.

  According to a third invention, in the second invention, the carbon monoxide concentration detecting means is provided in the steam receiving portion of the steam processing means, and detects carbon monoxide riding on an updraft accompanying heat due to abnormal overheating. Can be easier.

  According to a fourth aspect of the present invention, in the second aspect of the invention, the carbon monoxide concentration detecting means is provided in the exhaust steam passage of the steam processing means, and the carbon monoxide is easily detected when the steam processing means is in operation. Can do.

  According to a fifth aspect of the present invention, in any one of the first to fourth aspects of the present invention, when abnormal overheating occurs in the household electrical appliance storage section, the fifth aspect includes a return means for recovering the abnormal overheating. When the carbon monoxide concentration rises and the output increase rate of the carbon monoxide concentration detection means exceeds a certain level, the return means is operated, and the output increase rate of the carbon monoxide concentration detection means is When a certain level is exceeded, the return means can be operated to suppress the spread of damage due to abnormal overheating in the household electrical appliance storage unit.

  6th invention is provided with the display means which displays the state of a household electrical appliance storage, and notifies a user in any one invention of said 1-5, A control means is a monoxide of a household electrical 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 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.

  7th 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 spread of damage can be prevented.

  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 of the commercial power source from the distribution board 7 to the first power supply means 3 and the second power supply means 4 is stopped.

  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 detection 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.

As shown in FIG. 3, the rate of increase in carbon monoxide concentration is
(Ba) / (t2-t1)
Is required. Here, when the carbon monoxide concentration at a certain time 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, power is supplied to the first power supply means 3 and the second power supply means 4. When is 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. In order to stop the power supply to 4, if abnormal overheating occurs in the household electrical product stored in the cabinet 1, the power supply to the household electrical product is stopped in the initial state where carbon monoxide is generated. It is possible to stop the operation of household electrical appliances stored in the storage area and prevent damage from spreading.

  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 carbon monoxide concentration exceeds a certain level, the increase in the carbon monoxide concentration is displayed on the display means 5 to indicate to the user an abnormality in the home appliance storage unit 2. The state can be notified and the abnormal state can be quickly converged.

  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 quickly converged.

(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 receiver 16. 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. 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.

  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 16 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 in the carbon monoxide concentration is the same as in the first embodiment.
(Ba) / (t2-t1)
Is required. Here, when the carbon monoxide concentration at a certain time 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, power is supplied to the first power supply means 3 and the second power supply means 4. When is 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.

  In addition, since the carbon monoxide concentration detecting means 12 is provided in the steam receiving portion 16 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 16 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 exhaust steam passage of the steam processing means 14, whereby the carbon monoxide can be easily detected during operation of the steam processing means 14.

(Embodiment 3)
FIG. 7 shows a block diagram of a household electrical appliance storage in Embodiment 3 of the present invention, and FIG. 8 shows a cross-sectional view of the household electrical appliance storage.

  As shown in FIG. 7 and FIG. 8, the return means 13 recovers when an abnormal overheat occurs in the home appliance storage unit 2, so that water can be sprayed into the home appliance storage unit 2. It is configured. The control means 15 operates the return means 13 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. Other configurations are the same as those in the first or second 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. 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.

  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 16 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 in the carbon monoxide concentration is the same as in the first embodiment.
(Ba) / (t2-t1)
Is required. 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, power is supplied to the first power supply means 3 and the second power supply means 4. When the operation stops, the self-heating of the connected home electric appliance stops, and water is sprayed from the return means 13 into the home electric appliance storage section 2 to recover from the abnormal overheating.

  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, when abnormal overheating occurs in the household electrical appliance storage unit 2, the recovery unit 13 is provided to restore it, and the control unit 15 is a part of the household electrical appliance storage unit 2. When the carbon oxide concentration rises and the output increase rate of the carbon monoxide concentration detection means 12 exceeds a certain level, the return means 13 is operated. Therefore, when the carbon monoxide concentration exceeds a certain level, the return means 13 can be operated to suppress the spread of damage due to abnormal overheating in the household electrical appliance storage unit 2.

  In the present embodiment, the return means 13 is configured to spray water, but instead of water, a coolant that cools abnormal overheating may be sprayed. A higher effect can be obtained.

  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.

The block diagram of the household electrical appliance storage in Embodiment 1 of this invention Perspective view of the household electrical appliance storage Characteristic diagram showing the increase in carbon monoxide concentration when abnormal overheating occurs in household electrical appliances in the household electrical appliance storage 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 Block diagram of home appliance storage in Embodiment 3 of the present invention Cross-sectional view of the household electrical appliance storage

Explanation of symbols

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 15 Control means

Claims (7)

A cabinet, a household electrical appliance storage section provided in the cabinet for storing household electrical appliances and having an open front surface, a power supply means for supplying power to the household electrical products provided in the household electrical appliance storage section, and a power source for turning on and off the power supply means Control means, carbon monoxide concentration detection means for detecting the carbon monoxide concentration of the household electrical appliance storage unit, and control means operated by the output of the carbon monoxide concentration detection means, the control means, A household electrical appliance configured to stop power feeding to the power feeding means when the output rate of increase of the carbon monoxide concentration detecting means exceeds a certain level when the carbon monoxide concentration in the household electrical product storage section abnormally changes 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 device according to claim 1, wherein the operation of the steam processing means is stopped when the rate of increase exceeds a certain level. The household electrical appliance storage according to claim 2, wherein the carbon monoxide concentration detecting means is provided in the steam receiving portion of the steam processing means. The household electrical appliance storage case according to claim 2, wherein the carbon monoxide concentration detecting means is provided in a passage of exhaust steam of the steam processing means. When abnormal overheating occurs in the household electrical appliance storage unit, it is provided with return means for recovering it, and the control means increases the carbon monoxide concentration of the household electrical appliance storage unit, and the output increase rate of the carbon monoxide concentration detection unit The household electrical appliance storage case according to any one of claims 1 to 4, wherein the return means is operated when the value exceeds a certain level. 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 case according to any one of claims 1 to 5, 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 6, wherein when the level is exceeded, an increase in the carbon monoxide concentration is notified by a notification means.

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