CN108574264A - Household electrical appliance and its fire prevention control method - Google Patents
Household electrical appliance and its fire prevention control method Download PDFInfo
- Publication number
- CN108574264A CN108574264A CN201710149397.4A CN201710149397A CN108574264A CN 108574264 A CN108574264 A CN 108574264A CN 201710149397 A CN201710149397 A CN 201710149397A CN 108574264 A CN108574264 A CN 108574264A
- Authority
- CN
- China
- Prior art keywords
- electrical appliance
- household electrical
- value
- smokescope
- inner cavity
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H5/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
Abstract
The present invention discloses the fire prevention control method of a kind of household electrical appliance and household electrical appliance, wherein, the household electrical appliance include the first smoke sensor device, for electric installation and controller, first smoke sensor device is detecting the smokescope value of the household electrical appliance inner cavity, it is described for electric installation to for each component of the household electrical appliance power, it the controller and first smoke sensor device and described is electrically connected for electric installation, when reaching setting value-at-risk to the smokescope value in the inner cavity of the fuselage, control is described to be powered off for electric installation；The smokescope value of the household electrical appliance inner cavity is usually monitored, and the smokescope value of inner cavity is compared with setting value-at-risk, accurately to judge household electrical appliance fire risk situation, so as to accurately prevent fires household electrical appliance.
Description
Technical field
The present invention relates to household electrical appliance technical field, more particularly to a kind of household electrical appliance and its fire prevention control method.
Background technology
With the offer of people's quality of the life, usage amount and the usage scenario of household electrical appliance become it is more and more with it is complicated.
Every year since household electrical appliance are on fire caused by safety accident it is too numerous to enumerate, the fire safety of household electrical appliance increasingly becomes a production
The deciding factor that can product list.
The fire prevention of conventional domestic electric appliance is protected mainly by some safety devices of machine itself, such as：It is protective tube, pressure-sensitive
Resistance etc., but such safety device can not and efficiently strick precaution more accurate to the risk on fire of machine.
Invention content
The main object of the present invention is to propose a kind of household electrical appliance and its control method of preventing fires, it is intended to solve existing household
The inadequate problem of the safety device accuracy of electric appliance.
To achieve the above object, household electrical appliance proposed by the present invention, including：
First smoke sensor device, to detect the smokescope value of the household electrical appliance inner cavity；
For electric installation, to power for each component of the household electrical appliance；And
Controller, with first smoke sensor device and it is described for electric installation be electrically connected, in the fuselage
When the smokescope value of chamber reaches setting value-at-risk, control is described to be powered off for electric installation.
Preferably, the household electrical appliance further include the of the smokescope value of environment where detecting the household electrical appliance
Two smoke sensor devices；
The controller is also electrically connected with second smoke sensor device, in environment where the household electrical appliance
When smokescope value reaches the setting value-at-risk, control is described to be powered off for electric installation.
Preferably, the household electrical appliance further include to by environment where the household electrical appliance inner cavity and the household electrical appliance
The air interchanger taken a breath；
The controller is also electrically connected with the air interchanger, in the smokescope value of the household electrical appliance inner cavity
Smokescope value with environment where the household electrical appliance is before reaching the setting value-at-risk, and the household electrical appliance inner cavity
The smokescope value household electrical appliance greatly where environment smokescope value when, control the dilution air plant and open and changed
Gas.
Preferably, the household electrical appliance further include warning device；
The controller and the warning device are electrically connected, in the smokescope value of the household electrical appliance inner cavity or
When the smokescope value of environment where household electrical appliance described in person reaches setting alarming value, the warning device work is controlled, wherein
The setting alarming value is less than the setting value-at-risk.
Preferably, the warning device is audible alarm unit, optics warning device and is communicated with the terminal device of user
At least one of communication device of connection.
Preferably, the virus killing device include ultraviolet virus killing device, far infrared virus killing device and plasma antivirus in extremely
Few one kind.
Preferably, described to include power supply circuit for electric installation and switch element in the power supply circuit is set, it is described
Controller is electrically connected with the switch element, described for electric installation power-off to control by switching the switch element.
The present invention also provides a kind of fire prevention control methods of household electrical appliance, include the following steps：
Obtain the smokescope value of household electrical appliance inner cavity；
When the smokescope value of the inner cavity reaches setting value-at-risk, the household electrical appliance power-off is controlled.
Preferably, the fire prevention control method of the household electrical appliance further includes：
The smokescope value of environment where detecting the household electrical appliance；
When the smokescope value of environment reaches the setting value-at-risk where the household electrical appliance, the household electric is controlled
Device powers off.
Preferably, the fire prevention control method of the household electrical appliance further includes：
The smokescope value of environment reaches institute where the smokescope of the household electrical appliance inner cavity and the household electrical appliance
Before stating setting value-at-risk, and the smokescope value of the household electrical appliance inner cavity is more than the smog of household electrical appliance place environment
When concentration value, control takes a breath preferably to the household electrical appliance inner cavity, and the fire prevention control method of the household electrical appliance is also wrapped
It includes：
The smokescope value of environment reaches where the smokescope value of the household electrical appliance inner cavity or the household electrical appliance
When to setting alarming value, alarm is opened, wherein the setting alarming value is less than the setting value-at-risk.
In technical solution provided by the invention, the smokescope value of the household electrical appliance inner cavity is usually monitored, and by inner cavity
Smokescope value with setting value-at-risk be compared, accurately to judge household electrical appliance fire risk situation, to
It can accurately prevent fires household electrical appliance.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
The structure shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the block schematic illustration of the control section of an embodiment of household electrical appliance provided by the invention；
Fig. 2 is the flow diagram of an embodiment of the fire prevention control method of household electrical appliance provided by the invention.
Drawing reference numeral explanation：
| Label | Title | Label | Title |
| 1 | First smoke sensor device | 4 | Second smoke sensor device |
| 2 | For electric installation | 5 | Air interchanger |
| 3 | Controller | 6 | Warning device |
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiment is only a part of the embodiment of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art obtained without creative efforts it is all its
His embodiment, shall fall within the protection scope of the present invention.
If it is to be appreciated that related in the embodiment of the present invention directionality instruction (such as up, down, left, right, before and after ...),
Then directionality instruction be only used for explaining relative position relation under a certain particular pose (as shown in the picture) between each component,
Motion conditions etc., if the particular pose changes, directionality instruction also correspondingly changes correspondingly.
If in addition, relating to the description of " first ", " second " etc. in the embodiment of the present invention, it is somebody's turn to do " first ", " second " etc.
Description be used for description purposes only, be not understood to indicate or imply its relative importance or implicitly indicate indicated skill
The quantity of art feature." first " is defined as a result, the feature of " second " can explicitly or implicitly include at least one spy
Sign.In addition, the technical solution between each embodiment can be combined with each other, but must be with those of ordinary skill in the art's energy
It is enough realize based on, when the knot that conflicting or cannot achieve when will be understood that this technical solution occurs in the combination of technical solution
Conjunction is not present, also not the present invention claims protection domain within.
The present invention provides a kind of household electrical appliance, and the household electrical appliance can be electromagnetic oven, electric cooker, electric pressure cooking saucepan, soya-bean milk
Machine, wall-breaking machine, juice extractor and electric kettle etc., Fig. 1 are that the frame of the control section of an embodiment of the household electrical appliance shows
It is intended to
Referring to Fig. 1, household electrical appliance include the first smoke sensor device 1, for electric installation 2 and controller 3.First smog senses
Device 1, to detect the smokescope value of household electrical appliance inner cavity, the first smoke sensor device 1 can all be installed on household electrical appliance
Inner cavity can also be that the detection head of only the first smoke sensor device 1 stretches to household electrical appliance inner cavity, to detect in household electrical appliance
The smokescope value of chamber.For electric installation 2 to for each component of household electrical appliance power, for electric installation 2 usually power supply circuit (after
Continuous part is discussed in detail).Controller 3 and the first smoke sensor device 1 and for electric installation 2 be electrically connected, in household electrical appliance
When the smokescope value of inner cavity reaches setting value-at-risk, control is powered off for electric installation 2.Setting value-at-risk is one dense less than fire
Spend the numerical value of point value, wherein fire concentration point value is the value by largely testing acquisition, when the smog of household electrical appliance inner cavity reaches
When to the fire concentration point value, household electrical appliance inner cavity will be fired when there is spark.
When the first smoke sensor device 1 detects that the smokescope of household electrical appliance inner cavity reaches setting value-at-risk, controller 3
Can control for electric installation 2 power off, at this point, the circuit of household electrical appliance be in can not conducting state, even if household electrical appliance connect dispatch from foreign news agency
Source and the control for opening household electrical appliance switch or send control instruction to household electrical appliance, and household electrical appliance do not have any
Reaction in turn, is avoided because when household electrical appliance inner cavity smokescope is big in this way, household electrical appliance not will produce electric spark, and is generated
Electric spark is to cause fire.
Environment where household electrical appliance is usually closed environment, and it is big which equally can also have smokescope
Problem in environment there are when electric spark, then, equally can also cause fire, household electric if the smokescope in the environment is larger
Source one of of the device as electric spark, in the present embodiment, household electrical appliance are additionally provided with the second smoke sensor device 4, and the second smog passes
Sensor 4 is integrally provided on the shell of household electrical appliance, and better close to the air outlet of the household electrical appliance or the second cigarette
4 part of mist sensor is arranged in household electrical appliance, and the detection head of only the second smoke sensor device 4 appears to the external world, and relatively good
The detection head of the second smoke sensor device of ground 4 is close to the air outlet of the household electrical appliance, the second smoke sensor device 4 detection household electric
The smokescope value of environment where device, controller 3 is also electrically connected with the second smoke sensor device 4, to where household electrical appliance
When the smokescope value of environment reaches setting value-at-risk, control is powered off for electric installation 2.To avoid, because of the place of household electrical appliance
When the smokescope of environment is larger, that is, electric spark is generated when reaching setting value-at-risk.
Scene as physical presence：The smokescope of household electrical appliance inner cavity is bigger, and environment where household electrical appliance
Smokescope is smaller, if leaving to develop at this time, when the smokescope of household electrical appliance inner cavity can increase further to setting value-at-risk,
Controller 3 can be controlled to be powered off for electric installation 2, for this purpose, in the present embodiment, household electrical appliance further include air interchanger 5, usually
For air interchanger 5 be ventilating fan, air interchanger 5 is to take a breath environment where household electrical appliance inner cavity and household electrical appliance, control
Device 3 processed is also electrically connected with air interchanger 5, in environment where the smokescope value and household electrical appliance of household electrical appliance inner cavity
Smokescope value is before reaching setting value-at-risk, and environment where the big household electrical appliance of smokescope value of household electrical appliance inner cavity
When smokescope value, control dilution air plant is opened and is taken a breath, so that the smokescope value of intracavitary drops in household electrical appliance
It is low, it avoids leaving to develop, and cause finally to control the condition powered off for electric installation 2.
During the smokescope of household electrical appliance inner cavity is in rising, if understand that before reaching setting value-at-risk
User, allow user can having time take appropriate measures, to reduce the smokescope of household electrical appliance inner cavity, equally avoid final
The condition powered off for electric installation 2 is controlled, for this purpose, in the present embodiment, household electrical appliance further include warning device 6, controller 3 and report
Alarm device 6 is electrically connected, in the smokescope of environment where the smokescope value or household electrical appliance of household electrical appliance inner cavity
When value reaches preset alarm value, control warning device 6 works, wherein preset alarm value is less than setting value-at-risk.
Warning device 6 is audible alarm unit, optics warning device and the communication with the terminal device communication connection of user
At least one of device is in when warning device 6 is audible alarm unit or optics warning device near household electrical appliance
User can be apprised of in time, and the smokescope of household electrical appliance inner cavity or place external environment is higher, is handled, and alarm is worked as
Device 6 is communication device, and communication device can be directly to the terminal device of user such as sending short message by mobile phone, to inform that user should
Smokescope is larger in household electrical appliance.
In the present embodiment, for electric installation 2 include power supply circuit (not shown) and be arranged power supply circuit switch member
Part (not shown), controller 3 are electrically connected with switch element, are powered off for electric installation 2 by switching switch element with controlling, switch
Element can be normally closed button, be in general closed state, it is clear that the design is without being limited thereto, and switch element can be it
He switchs, feasible as long as controlling its break-make by controller 3.
The present invention also provides a kind of fire prevention control method of household electrical appliance, Fig. 2 is the anti-of household electrical appliance provided by the invention
One embodiment of fiery control method：
Referring to Fig. 2, the fire prevention control method of household electrical appliance includes：
Step S10, the smokescope value of household electrical appliance inner cavity is obtained；
The smokescope value of household electrical appliance inner cavity can be detected by the way that the first smoke sensor device 1 is arranged, the first cigarette
Mist sensor 1 can be integrally provided in intracavitary in household electrical appliance, can also be only detection head and stretch to household electrical appliance inner cavity, the
One smoke sensor device 1 exports the smokescope value of the household electrical appliance inner cavity to controller 3, that is, controller 3 obtains household electric
The smokescope value of device inner cavity；
Step S12, when the smokescope value of household electrical appliance inner cavity reaches setting value-at-risk, control household electrical appliance power-off.
Setting value-at-risk is stored in controller 3, setting value-at-risk is the numerical value for being less than fire concentration point value,
In, fire concentration point value is the value by largely testing acquisition, when the smog of household electrical appliance inner cavity reaches the fire concentration point
When value, household electrical appliance inner cavity will be fired when there is spark.After acquiring the smokescope value of household electrical appliance inner cavity, control
Device 3 processed by the smokescope value of household electrical appliance inner cavity compared with setting value-at-risk, when the smokescope of household electrical appliance inner cavity reaches
Set value-at-risk when, controller 3 can control household electrical appliance power-off, at this point, the circuit of household electrical appliance be in can not conducting state, i.e.,
Household electrical appliance are made to connect external power and open the control switch of household electrical appliance or send control instruction, family to household electrical appliance
Electrical appliance does not have any reaction, in this way, household electrical appliance not will produce electric spark, in turn, avoids because in household electrical appliance inner cavity
When smokescope is big, and electric spark is generated to cause fire.
Environment where household electrical appliance is usually closed environment, and it is big which equally can also have smokescope
Problem in environment there are when electric spark, then, equally can also cause fire, household electric if the smokescope in the environment is larger
Source one of of the device as electric spark, for this purpose, in the present embodiment, the fire prevention control method of household electrical appliance further includes：
Step S20, the smokescope value of environment where obtaining household electrical appliance；
The smokescope value of the place environment of household electrical appliance can be detected by the way that the second smoke sensor device 4 is arranged,
Second smoke sensor device 4 can be arranged on the shell of household electrical appliance, and better close to the air outlet of the household electrical appliance,
It can not also be arranged on the shell of household electrical appliance, only the environment where household electrical appliance, the second smoke sensor device 4 need to be set
The smokescope value of environment where the household electrical appliance is exported to controller 3, that is, controller 3 obtains ring where household electrical appliance
The smokescope value in border；
Step S22, when where household electrical appliance, the smokescope value of environment reaches setting value-at-risk, control household electrical appliance are disconnected
Electricity.
Setting value-at-risk is stored in controller 3, setting value-at-risk is the numerical value for being less than fire concentration point value,
In, fire concentration point value is the value by largely testing acquisition, and it is dense to reach the fire for the smog of environment where household electrical appliance
When spending point value, the place environment of household electrical appliance will be fired when there is spark.The environment where acquiring household electrical appliance
After smokescope value, controller 3 is by the smokescope value of environment where household electrical appliance compared with setting value-at-risk.
When the smokescope of environment where household electrical appliance reaches setting value-at-risk, it is disconnected that controller 3 can control household electrical appliance
Electricity, at this point, the circuit of household electrical appliance be in can not conducting state, even if household electrical appliance connect external power and open household electric
The control of device switchs or sends control instruction to household electrical appliance, and household electrical appliance do not have any reaction, in this way, household electric
Device not will produce electric spark, in turn, avoid because when the place environmental smoke concentration of household electrical appliance is big, drawing when generating electric spark
Play fire.
Scene as physical presence：The smokescope of household electrical appliance inner cavity is bigger, and environment where household electrical appliance
Smokescope is smaller, if at this point it is possible to leave to develop, the smokescope of household electrical appliance inner cavity can increase further to setting risk
When value, controller 3 can control household electrical appliance power-off, for this purpose, in the present embodiment, the fire prevention control method of household electrical appliance is also wrapped
It includes：Before the smokescope value of environment where the smokescope and household electrical appliance of household electrical appliance inner cavity reaches setting value-at-risk,
And the smokescope value of household electrical appliance inner cavity be more than household electrical appliance where environment smokescope value when, control in household electrical appliance
Chamber is taken a breath.Specifically can air interchanger 5 (being usually ventilating fan) be set in household electrical appliance, be changed by the control of controller 3
Device of air 5 is opened, to take a breath to household electrical appliance inner cavity.
During the smokescope of household electrical appliance inner cavity is in rising, if understand that before reaching setting value-at-risk
User allows user to take appropriate measures with enough time, to reduce the smokescope of household electrical appliance inner cavity, equally avoids most
The condition powered off for electric installation 2 is controlled eventually, for this purpose, in the present embodiment, household electrical appliance further include：When the cigarette of household electrical appliance inner cavity
When the smokescope value of environment where mistiness angle value or household electrical appliance reaches setting alarming value, alarm is opened, wherein setting report
Alert value is less than setting value-at-risk.
Specifically, the warning device 6 being electrically connected with controller 3 is provided in household electrical appliance, controller 3 is in inner cavity
Smokescope value or household electrical appliance where the smokescope value of environment when reaching preset alarm value, control 6 work of warning device
Make.Warning device 6 is audible alarm unit 6, optics warning device 6 and the communication device with the terminal device communication connection of user
At least one of, when warning device 6 is audible alarm unit 6 or optics warning device 6, the use that is near household electrical appliance
Family can be apprised of in time, and the smokescope in household electrical appliance is higher, is handled, when warning device 6 be communication device,
Communication device can be directly to the terminal device of user such as sending short message by mobile phone, and to inform, smog is dense in user's household electrical appliance
It spends larger.
The foregoing is merely the preferred embodiment of the present invention, are not intended to limit the scope of the invention, every at this
Under the inventive concept of invention, using equivalent structure transformation made by description of the invention and accompanying drawing content, or directly/use indirectly
In the scope of patent protection that other related technical areas are included in the present invention.
Claims (10)
1. a kind of household electrical appliance, which is characterized in that including：
First smoke sensor device, to detect the smokescope value of the household electrical appliance inner cavity；
For electric installation, to power for each component of the household electrical appliance；And
Controller, with first smoke sensor device and it is described for electric installation be electrically connected, in the inner cavity of the fuselage
When smokescope value reaches setting value-at-risk, control is described to be powered off for electric installation.
2. household electrical appliance as described in claim 1, which is characterized in that further include detecting environment where the household electrical appliance
Smokescope value the second smoke sensor device；
The controller is also electrically connected with second smoke sensor device, in the smog of environment where the household electrical appliance
When concentration value reaches the setting value-at-risk, control is described to be powered off for electric installation.
3. household electrical appliance as claimed in claim 2, which is characterized in that further include to by the household electrical appliance inner cavity with it is described
The air interchanger that environment where household electrical appliance is taken a breath；
The controller is also electrically connected with the air interchanger, in the smokescope value of the inner cavity and the household electric
The smokescope value of environment where device is before reaching the setting value-at-risk, and the smokescope value of the inner cavity is more than described
Where household electrical appliance when the smokescope value of environment, controls the dilution air plant and open and take a breath.
4. household electrical appliance as claimed in claim 2, which is characterized in that the household electrical appliance further include warning device；
The controller is electrically connected with the warning device, in the smokescope value of the household electrical appliance inner cavity or institute
When the smokescope value of environment reaches preset alarm value where stating household electrical appliance, the warning device work is controlled, wherein described
Preset alarm value is less than the setting value-at-risk.
5. household electrical appliance as claimed in claim 4, which is characterized in that the warning device is audible alarm unit, optics report
Alarm device and at least one of the communication device that connection is communicated with the terminal device of user.
6. the household electrical appliance as described in claim 1 to 5 any one, which is characterized in that described to include power supply electricity for electric installation
Road and switch element in the power supply circuit is set, the controller is electrically connected with the switch element, passes through switching
The switch element is described for electric installation power-off to control.
7. a kind of fire prevention control method of household electrical appliance, spy is, includes the following steps：
Obtain the smokescope value of household electrical appliance inner cavity；
When the smokescope value of the household electrical appliance inner cavity reaches setting value-at-risk, the household electrical appliance power-off is controlled.
8. the fire prevention control method of household electrical appliance as claimed in claim 7, which is characterized in that the anti-fire control of the household electrical appliance
Method processed further includes：
The smokescope value of environment where obtaining the household electrical appliance；
When the smokescope value of environment reaches the setting value-at-risk where the household electrical appliance, it is disconnected to control the household electrical appliance
Electricity.
9. the fire prevention control method of household electrical appliance as claimed in claim 8, which is characterized in that further include：
The smokescope value of environment where the smokescope of the household electrical appliance inner cavity and the household electrical appliance reaches described and sets
Before determining value-at-risk, and the smokescope value of the household electrical appliance inner cavity is more than the smokescope of household electrical appliance place environment
When value, control takes a breath to the household electrical appliance inner cavity.
10. the fire prevention control method of household electrical appliance as claimed in claim 8, which is characterized in that further include：
The smokescope value of environment, which reaches, where the smokescope value of the household electrical appliance inner cavity or the household electrical appliance sets
When determining alarming value, alarm is opened, wherein the setting alarming value is less than the setting value-at-risk.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710149397.4A CN108574264B (en) | 2017-03-13 | 2017-03-13 | Household appliance and fire prevention control method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710149397.4A CN108574264B (en) | 2017-03-13 | 2017-03-13 | Household appliance and fire prevention control method thereof |
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| CN108574264A true CN108574264A (en) | 2018-09-25 |
| CN108574264B CN108574264B (en) | 2021-04-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710149397.4A Active CN108574264B (en) | 2017-03-13 | 2017-03-13 | Household appliance and fire prevention control method thereof |
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Cited By (1)
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| CN112596402A (en) * | 2020-12-09 | 2021-04-02 | 青岛海尔空调器有限总公司 | Method and device for safety protection of intelligent household equipment and intelligent household equipment |
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| CN108574264B (en) | 2021-04-27 |
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