CN107437791A - Household electrical appliance and its motor protection method and protection device - Google Patents
Household electrical appliance and its motor protection method and protection device Download PDFInfo
- Publication number
- CN107437791A CN107437791A CN201610363455.9A CN201610363455A CN107437791A CN 107437791 A CN107437791 A CN 107437791A CN 201610363455 A CN201610363455 A CN 201610363455A CN 107437791 A CN107437791 A CN 107437791A
- Authority
- CN
- China
- Prior art keywords
- motor
- electrical appliance
- household electrical
- operating time
- life value
- 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.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/08—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors
- H02H7/0822—Integrated protection, motor control centres
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/02—Details
- H02H3/04—Details with warning or supervision in addition to disconnection, e.g. for indicating that protective apparatus has functioned
- H02H3/044—Checking correct functioning of protective arrangements, e.g. by simulating a fault
Abstract
The invention discloses a kind of motor protection method of household electrical appliance, the motor protection method includes:Obtain the motor operating time of household electrical appliance;Judge whether motor operating time reaches default life value;If motor operating time reaches default life value, then control household electrical appliance motor is out of service and alert, so as to by detecting motor operating time, it can be alarmed when reaching default life value to change motor, reduce the circuit board damage caused by motor reason, hazard rate is reduced, improves Consumer's Experience.The invention also discloses a kind of household electrical appliance and its electric motor protective device.
Description
Technical field
The present invention relates to household electrical appliance technical field, more particularly to a kind of motor protection method of household electrical appliance, Yi Zhongjia
The electric motor protective device of electrical appliance and a kind of household electrical appliance with the device.
Background technology
Motor is the core component of household electrical appliance, and motor long-play can cause carbon brush abrasion, and voltage endurance capability reduces, meeting
The circuit board of badly damaged household electrical appliance, poor user experience.Household electrical appliance in correlation technique are typically by improving motor quality
To reduce fault rate.But correlation technique has the drawback that, controllable degree is relatively low, still may after the carbon brush abrasion of motor
Cause circuit board damage.
Therefore, correlation technique needs to be improved.
The content of the invention
It is contemplated that at least solves one of technical problem in correlation technique to a certain extent.Therefore, the present invention
One purpose is to propose a kind of motor protection method of household electrical appliance, and this method can be effectively reduced caused by motor reason
Circuit board damage.
It is another object of the present invention to propose a kind of electric motor protective device of household electrical appliance.Another mesh of the present invention
Be propose a kind of household electrical appliance.
To reach above-mentioned purpose, a kind of motor protection method for household electrical appliance that one aspect of the present invention embodiment proposes, bag
Include following steps:Obtain the motor operating time of the household electrical appliance;Judge whether the motor operating time reaches the default longevity
Life value;If the motor operating time reaches default life value, control the motor of the household electrical appliance out of service concurrent
Go out warning message.
The motor protection method of the household electrical appliance proposed according to embodiments of the present invention, first obtain the motor operation of household electrical appliance
Time, then judge whether motor operating time reaches default life value, if motor operating time reaches default life value,
Control household electrical appliance motor is out of service and alert, so as to by detecting motor operating time, reach pre-
If being alarmed during life value to change motor, the circuit board damage caused by motor reason is reduced, reduces hazard rate,
Improve Consumer's Experience.
According to one embodiment of present invention, the motor protection method of described household electrical appliance also includes:If the electricity
The not up to default life value of machine run time, then control the motor of the household electrical appliance to continue to run with.
According to one embodiment of present invention, the motor protection method of described household electrical appliance also includes:By the motor
Run time writes the memory cell of the household electrical appliance.
According to one embodiment of present invention, the default life value is related to the service life of the carbon brush of the motor.
To reach above-mentioned purpose, a kind of electric motor protective device for household electrical appliance that another aspect of the present invention embodiment proposes,
Including:Acquiring unit, for obtaining the motor operating time of the household electrical appliance;Control unit, for judging the motor fortune
Whether the row time reaches default life value, if the motor operating time reaches default life value, controls the household electric
The motor of device is out of service and alert.
The electric motor protective device of the household electrical appliance proposed according to embodiments of the present invention, motor operation is obtained by acquiring unit
Time, control unit judge whether motor operating time reaches default life value, if motor operating time reaches the default life-span
Value, control unit controls the motor of household electrical appliance out of service and alert, so that by detecting motor operating time,
It can be alarmed when reaching default life value to change motor, reduce the circuit board damage caused by motor reason, reduce
Hazard rate, improve Consumer's Experience.
According to one embodiment of present invention, if the not up to default life value of the motor operating time, the control
Unit then controls the motor of the household electrical appliance to continue to run with.
According to one embodiment of present invention, the electric motor protective device of described household electrical appliance also includes memory cell, its
In, described control unit is additionally operable to the motor operating time writing the memory cell.
According to one embodiment of present invention, the default life value is related to the service life of the carbon brush of the motor.
To reach above-mentioned purpose, a kind of household electrical appliance that another aspect of the invention embodiment proposes, including described family expenses
The electric motor protective device of electrical equipment.
The household electrical appliance proposed according to embodiments of the present invention, filled by the electric motor protecting of the household electrical appliance of above-described embodiment
Put, can be alarmed when reaching default life value to change motor, reduce the circuit board damage caused by motor reason, reduce
Hazard rate, improves Consumer's Experience.
According to the specific embodiment of the present invention, the household electrical appliance can be Normal juice machine, soy bean milk making machine or mixer.
Brief description of the drawings
Fig. 1 is the flow chart of the motor protection method of household electrical appliance according to embodiments of the present invention;
Fig. 2 is the flow chart of the motor protection method of household electrical appliance according to an embodiment of the invention;
Fig. 3 is the block diagram of the electric motor protective device of household electrical appliance according to embodiments of the present invention;And
Fig. 4 is the block diagram of the electric motor protective device of household electrical appliance according to an embodiment of the invention.
Reference:
Acquiring unit 1, control unit 2, motor 3 and memory cell 4.
Embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to for explaining the present invention, and is not considered as limiting the invention.
Below with reference to the accompanying drawings filled to describe the household electrical appliance of proposition of the embodiment of the present invention and its motor protection method and protection
Put.
Fig. 1 is the flow chart of the motor protection method of household electrical appliance according to embodiments of the present invention.As shown in figure 1, the party
Method comprises the following steps:
S1:Obtain the motor operating time of household electrical appliance.
, wherein it is desired to explanation, the motor operating time of household electrical appliance can refer to tiring out since motor starts for the first time
Count run time.
Specifically, that is, when electric motor starting is run timer can be controlled to carry out by timer record motor operating time
Timing, and control timer stops timing after motor is out of service, also, after each start, timer is counted from the last time
When the time start to continue timing.Thus, timer can record accumulated running time of the motor since starting first time.
S2:Judge whether motor operating time reaches default life value.
S3:If motor operating time reaches default life value, control the motor of household electrical appliance out of service and send
Warning message.
Wherein, alarm can be obtained by least one alert in indicator lamp, buzzer and display, user
After information, motor can be changed in time.Wherein, it should be appreciated that in the timing of also controllable timer after changing motor
Between be zero clearly, to record motor operating time again.
According to one embodiment of present invention, the motor protection method of household electrical appliance also includes:If motor operating time
Not up to default life value, then control the motor of household electrical appliance to continue to run with, and control timer to continue timing.
According to one embodiment of present invention, it is related to the service life of the carbon brush of motor to preset life value.
If that is, the not up to default life value of motor operating time, the degree of wear of the carbon brush of acquiescence motor
It is relatively low, it is not enough to damage circuit board, motor can continue to run with;, whereas if motor operating time reaches default life value, then
Pressure voltage caused by the abrasion of the carbon brush of motor, which reduces, can damage circuit board, and controlled motor is out of service.So, electricity can be prevented
Circuit board damage caused by being continued to run with after the carbon brush abrasion of machine.
According to one embodiment of present invention, motor operating time can be write to the memory cell of household electrical appliance.Namely
Say, the timing time write storage unit of timer so, can be obtained by reading the timing time of memory cell storage
Motor operating time is taken, also, after motor starts every time, can be obtained by reading the timing time of memory cell storage
Timing time.
As described above, as shown in Fig. 2 the motor protection method of household electrical appliance specifically includes following steps:
S10:It is electric on household electrical appliance.
S20:The timing time of memory cell storage is read, to obtain the motor operating time of household electrical appliance.
S30:Judge whether motor operating time reaches default life value.
If it is, perform step S40;Otherwise, step S50 is performed.
S40:Controlled motor is out of service, and alert.
S50:Controlled motor continues to run with, and carries out timing to motor operating time.
S60:By motor operating time write storage unit, return to step S20.
So, on household electrical appliance after electricity operation, the motor operating time of household electrical appliance is persistently recorded, until motor is transported
The row time reaches default life value, and controlled motor is out of service, and alert, so that user changes according to warning message
Motor.Thus, it is possible to reduce the circuit board damage problem caused by motor reason, hazard rate is reduced, lifts Consumer's Experience.
Thus, the motor protection method of the household electrical appliance proposed according to embodiments of the present invention, acquisition household electrical appliance are first passed through
Motor operating time, then judge whether motor operating time reaches default life value, if motor operating time reaches pre-
If life value, then control household electrical appliance motor is out of service and alert, so as to by detecting motor operating time,
It can be alarmed when reaching default life value to change motor, reduce the circuit board damage caused by motor reason, reduce
Hazard rate, improve Consumer's Experience.
Fig. 3 is the block diagram of the electric motor protective device of household electrical appliance according to embodiments of the present invention.As shown in figure 3,
Electric motor protective device includes:Acquiring unit 1 and control unit 2.
Wherein, acquiring unit 1 is used for the motor operating time for obtaining household electrical appliance;Control unit 2 is used to judge that motor is transported
Whether the row time reaches default life value, if motor operating time reaches default life value, controls the motor 3 of household electrical appliance
Out of service and alert.
, wherein it is desired to explanation, the motor operating time of household electrical appliance can refer to tiring out since motor 3 starts for the first time
Count run time.
Specifically, acquiring unit 1 can be controlled by timer record motor operating time at 3 startup optimization of motor
Timer carries out timing, and control timer stops timing after motor 3 is out of service, also, after each start, timer
Continue timing since last timing time.Thus, it is accumulative since starting first time to can record motor 3 for timer
Run time.
Further, what control unit 2 can control in indicator lamp, buzzer and display at least one sends alarm signal
Breath, after user obtains warning message, motor 3 can be changed in time.Wherein, it should be appreciated that after motor 3 is changed, control
The timing time of the also controllable timer of unit 2 is zero clearly, to record motor operating time again.
According to one embodiment of present invention, if the not up to default life value of motor operating time, control unit 2 are controlled
The motor 3 of household electrical appliance processed continues to run with, and controls timer to continue timing.
According to one embodiment of present invention, it is related to the service life of the carbon brush of motor 3 to preset life value.
If that is, the not up to default life value of motor operating time, the degree of wear of the carbon brush of acquiescence motor 3
It is relatively low, it is not enough to damage circuit board, motor 3 can continue to run with;, whereas if motor operating time reaches default life value,
Then pressure voltage caused by the abrasion of the carbon brush of motor 3, which reduces, can damage circuit board, and controlled motor 3 is out of service.So, can be to prevent
Circuit board damage caused by only being continued to run with after the carbon brush abrasion of motor 3.
According to one embodiment of present invention, as shown in figure 4, electric motor protective device also includes memory cell 4, wherein, control
Unit 2 processed is additionally operable to motor operating time write storage unit 4.That is, the timing time write-in of timer can be deposited
Storage unit 4, so, motor operating time can be obtained by reading the timing time of the storage of memory cell 4, also, in motor 3
After starting every time, last timing time can be obtained by reading the timing time of the storage of memory cell 4.
Specifically, on household electrical appliance after electricity operation, when obtaining the motor operation of household electrical appliance by acquiring unit 1
Between, if the not up to default life value of motor operating time, control unit 2 control the motor 3 of household electrical appliance to continue to run with, and
Carry out timing to motor operating time, and then control unit 2 is by motor operating time write storage unit 4, for acquiring unit 1
Obtain motor operating time;Control unit 2 controls the electricity of household electrical appliance when judging that motor operating time reaches default life value
Machine 3 is out of service and alert.
To sum up, the electric motor protective device of the household electrical appliance proposed according to embodiments of the present invention, electricity is obtained by acquiring unit
Machine run time, control unit judge whether motor operating time reaches default life value, if motor operating time reaches pre-
If life value, control unit controls the motor of household electrical appliance out of service and alert, so as to be transported by detecting motor
The row time, it can be alarmed when reaching default life value to change motor, reduce the circuit board damage caused by motor reason,
Hazard rate is reduced, improves Consumer's Experience.
The invention also provides a kind of household electrical appliance, include the electric motor protective device of the household electrical appliance of above-described embodiment.
Wherein, electric motor protective device includes acquiring unit and control unit, and acquiring unit obtains motor operating time, control
Whether unit judges motor operating time reaches default life value, if motor operating time reaches default life value, controls
Unit controls the motor of household electrical appliance out of service and alert.
According to the specific embodiment of the present invention, household electrical appliance can be Normal juice machine, soy bean milk making machine or mixer.
To sum up, the household electrical appliance proposed according to embodiments of the present invention, protected by the motor of the household electrical appliance of above-described embodiment
Protection unit, it can be alarmed when reaching default life value to change motor, reduce the circuit board damage caused by motor reason,
Hazard rate is reduced, improves Consumer's Experience.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " up time
The orientation or position relationship of the instruction such as pin ", " counterclockwise ", " axial direction ", " radial direction ", " circumference " be based on orientation shown in the drawings or
Position relationship, it is for only for ease of and describes the present invention and simplify description, rather than indicates or imply that signified device or element must
There must be specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or
Implicitly include at least one this feature.In the description of the invention, " multiple " are meant that at least two, such as two, three
It is individual etc., unless otherwise specifically defined.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc.
Term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally;Can be that machinery connects
Connect or electrically connect;Can be joined directly together, can also be indirectly connected by intermediary, can be in two elements
The connection in portion or the interaction relationship of two elements, limited unless otherwise clear and definite.For one of ordinary skill in the art
For, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature can be with "above" or "below" second feature
It is that the first and second features directly contact, or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature are directly over second feature or oblique upper, or be merely representative of
Fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be
One feature is immediately below second feature or obliquely downward, or is merely representative of fisrt feature level height and is less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment or example of the present invention.In this manual, to the schematic representation of above-mentioned term not
Identical embodiment or example must be directed to.Moreover, specific features, structure, material or the feature of description can be with office
Combined in an appropriate manner in one or more embodiments or example.In addition, in the case of not conflicting, the skill of this area
Art personnel can be tied the different embodiments or example and the feature of different embodiments or example described in this specification
Close and combine.
Although embodiments of the invention have been shown and described above, it is to be understood that above-described embodiment is example
Property, it is impossible to limitation of the present invention is interpreted as, one of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changed, replacing and modification.
Claims (10)
1. a kind of motor protection method of household electrical appliance, it is characterised in that comprise the following steps:
Obtain the motor operating time of the household electrical appliance;
Judge whether the motor operating time reaches default life value;
If the motor operating time reaches default life value, control the motor of the household electrical appliance out of service and send
Warning message.
2. the motor protection method of household electrical appliance according to claim 1, it is characterised in that also include:
If the not up to default life value of the motor operating time, controls the motor of the household electrical appliance to continue to run with.
3. the motor protection method of household electrical appliance according to claim 1, it is characterised in that also include:By the motor
Run time writes the memory cell of the household electrical appliance.
4. the motor protection method of household electrical appliance according to claim 1, it is characterised in that the default life value and institute
The service life for stating the carbon brush of motor is related.
A kind of 5. electric motor protective device of household electrical appliance, it is characterised in that including:
Acquiring unit, for obtaining the motor operating time of the household electrical appliance;
Control unit, for judging whether the motor operating time reaches default life value, if the motor operating time
Reach default life value, then control the motor of the household electrical appliance out of service and alert.
6. the electric motor protective device of household electrical appliance according to claim 5, it is characterised in that if during the motor operation
Between not up to default life value, described control unit then controls the motor of the household electrical appliance to continue to run with.
7. the electric motor protective device of household electrical appliance according to claim 5, it is characterised in that also including memory cell, its
In, described control unit is additionally operable to the motor operating time writing the memory cell.
8. the electric motor protective device of household electrical appliance according to claim 5, it is characterised in that the default life value and institute
The service life for stating the carbon brush of motor is related.
9. a kind of household electrical appliance, it is characterised in that include the motor of the household electrical appliance according to any one of claim 5-8
Protection device.
10. household electrical appliance according to claim 9, it is characterised in that the household electrical appliance are Normal juice machine, soy bean milk making machine or stirred
Mix machine.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201610363455.9A CN107437791A (en) | 2016-05-26 | 2016-05-26 | Household electrical appliance and its motor protection method and protection device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201610363455.9A CN107437791A (en) | 2016-05-26 | 2016-05-26 | Household electrical appliance and its motor protection method and protection device |
Publications (1)
Publication Number | Publication Date |
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CN107437791A true CN107437791A (en) | 2017-12-05 |
Family
ID=60453733
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Application Number | Title | Priority Date | Filing Date |
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CN201610363455.9A Pending CN107437791A (en) | 2016-05-26 | 2016-05-26 | Household electrical appliance and its motor protection method and protection device |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111351184A (en) * | 2020-03-16 | 2020-06-30 | 广东美的制冷设备有限公司 | Operation control method, operation control device, air conditioner, and storage medium |
CN114450225A (en) * | 2019-10-24 | 2022-05-06 | 株式会社斯巴鲁 | Navigation assistance system for an aircraft |
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CN102113861A (en) * | 2011-02-14 | 2011-07-06 | 俞育铭 | Electric apparatus control device of dust collector motor |
CN102904215A (en) * | 2012-10-11 | 2013-01-30 | 北京经纬恒润科技有限公司 | Motor overheat protection method and device |
CN105501125A (en) * | 2015-12-22 | 2016-04-20 | 北京经纬恒润科技有限公司 | Method, device and system for protection and control of automobile rearview mirror driving motor |
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US7051913B2 (en) * | 2004-05-18 | 2006-05-30 | Chao-Yi Chuang | Safety control circuit for direct current electromotive nail driver |
CN102113861A (en) * | 2011-02-14 | 2011-07-06 | 俞育铭 | Electric apparatus control device of dust collector motor |
CN102904215A (en) * | 2012-10-11 | 2013-01-30 | 北京经纬恒润科技有限公司 | Motor overheat protection method and device |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN114450225A (en) * | 2019-10-24 | 2022-05-06 | 株式会社斯巴鲁 | Navigation assistance system for an aircraft |
CN111351184A (en) * | 2020-03-16 | 2020-06-30 | 广东美的制冷设备有限公司 | Operation control method, operation control device, air conditioner, and storage medium |
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Application publication date: 20171205 |