CN110346671A - Failure based reminding method, device and the electrical equipment of electrical equipment - Google Patents
Failure based reminding method, device and the electrical equipment of electrical equipment Download PDFInfo
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- CN110346671A CN110346671A CN201910779828.4A CN201910779828A CN110346671A CN 110346671 A CN110346671 A CN 110346671A CN 201910779828 A CN201910779828 A CN 201910779828A CN 110346671 A CN110346671 A CN 110346671A
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- 238000000034 method Methods 0.000 title claims abstract description 27
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- 238000012545 processing Methods 0.000 claims abstract description 12
- 238000004804 winding Methods 0.000 claims description 20
- 230000005611 electricity Effects 0.000 claims description 16
- 239000003990 capacitor Substances 0.000 claims description 11
- 238000007689 inspection Methods 0.000 claims description 9
- 238000004378 air conditioning Methods 0.000 claims description 5
- 230000004888 barrier function Effects 0.000 claims description 4
- 208000033999 Device damage Diseases 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 claims 1
- 238000004891 communication Methods 0.000 description 11
- 238000004146 energy storage Methods 0.000 description 9
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- 238000005070 sampling Methods 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
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- 229910052744 lithium Inorganic materials 0.000 description 2
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/25—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
Abstract
This application involves failure based reminding method, device and the electrical equipments of a kind of electrical equipment, this method comprises: receiving the power parameter collected to the switching power unit of electrical equipment；When power parameter meets preset power fail condition, out-put supply failure prompting message；Power failure prompting message is for reminding user to carry out power failure processing to electrical equipment；When power parameter does not meet preset power fail condition, output software fault cues information；Software fault prompt information is for instructing user to carry out software fault processing to electrical equipment.When electrical equipment breaks down, belong to power failure or software fault according to the judgement of collected power parameter, and it exports corresponding prompt information and improves the fault detection convenience of electrical equipment so that user knows that fault type carries out fault location to user.
Description
Technical field
This application involves electrical equipment fault detection technique fields, more particularly to a kind of failure prompting side of electrical equipment
Method, device and electrical equipment.
Background technique
It is constantly progressive with the development of science and technology with social, people's lives level is continuously improved, various electricity consumptions
Equipment appears in daily life and work, gradually improves people's lives quality.By taking clarifier as an example, clarifier energy
Dust, dust mite, formaldehyde, virus, anaphylactogen, all kinds of peculiar smell, hair etc. are purified, to improve indoor air quality, gives user's body
Body health escorts.
When clarifier breaks down, traditional failure alerting pattern is that user is needed to solve by searching for specification
Certainly clarifier problem, failure problems positioning are more troublesome.Traditional failure alerting pattern there are fault detection convenience it is low lack
Point.
Summary of the invention
Based on this, it is necessary to which, for the low problem of traditional failure alerting pattern detection convenience, providing one kind can be improved
Failure based reminding method, device and the electrical equipment of the electrical equipment of fault detection convenience.
A kind of failure based reminding method of electrical equipment, comprising:
When detecting fault detection entry condition, the power supply collected to the switching power unit of electrical equipment is received
Parameter；
When the power parameter meets preset power fail condition, out-put supply failure prompting message；The power supply
Failure prompting message is for reminding user to carry out power failure processing to electrical equipment；
When the power parameter does not meet preset power fail condition, output software fault cues information；It is described soft
Part fault cues information is for instructing user to carry out software fault processing to electrical equipment.
The power parameter includes the input side electric current and outlet side electricity of switching power unit in one of the embodiments,
Pressure.
It is described when the power parameter meets preset power fail condition in one of the embodiments, output electricity
Source failure prompting message, comprising:
If detecting, the input side of switching power unit there are becoming zero after immediate current, and is worth after re-powering and is still
Zero, then output switching electric power source device damages prompting message to mobile terminal；
If detecting, the input side of switching power unit does not have electric current, exports switch fault prompt information.
It is described when the power parameter meets preset power fail condition in one of the embodiments, output electricity
Source failure prompting message, further includes:
When the input side electric current of switching power unit is located in preset range, if the outlet side voltage of switching power unit
It is zero, then outlet line detects prompt information.
The outlet side voltage of the switching power unit includes motor power end voltage and master in one of the embodiments,
Control power end voltage.
The fault detection entry condition includes: to receive fault detection enabled instruction in one of the embodiments,.
A kind of fault prompting apparatus of electrical equipment, including current detection means, voltage check device and fault detection dress
It sets, the current detection means connects the switching power unit of electrical equipment, the fault detection with the voltage check device
Device connects the current detection means and the voltage check device, the current detection means and the voltage check device
For acquiring the power parameter of switching power unit and being sent to the fault detection means, the fault detection means is used for root
The prompting of electrical equipment failure is carried out according to the above method.
In one of the embodiments, the current detection means include current transformer, inspection leakage resistance, rectification circuit and
Zener diode, the primary side winding of the current transformer are serially connected with the input side of the switching power unit, and the electric current is mutual
Vice-side winding one end of sensor connects one end of the inspection leakage resistance, and connects the fault detection by the rectification circuit and fill
It sets, the vice-side winding other end ground connection of the current transformer；The other end ground connection of the inspection leakage resistance, the zener diode
Cathode connect the common end of the rectification circuit Yu the fault detection means, the plus earth of the zener diode.
The rectification circuit includes Schottky diode and capacitor, two pole of Schottky in one of the embodiments,
The anode of pipe connects the vice-side winding of the current transformer, and the cathode of the Schottky diode connects the fault detection dress
It sets, described capacitor one end connects the cathode of the Schottky diode, the capacitor other end ground connection.
The voltage check device includes motor power voltage-dividing detection circuit and master control power supply in one of the embodiments,
Voltage-dividing detection circuit, the motor power voltage-dividing detection circuit connect the switching power unit motor power end and it is described therefore
Hinder detection device, the master control power supply voltage-dividing detection circuit connect the switching power unit master control power end and the failure
Detection device.
A kind of electrical equipment, including power input, switching power unit, motor, master control set and above-mentioned failure mention
Awake device, the input side of the switching power unit connects the power input and the current detection means, described to open
The outlet side of powered-down source device connects the motor, the master control set and the voltage check device.
Electrical equipment is air-conditioning, refrigerator or air purifier in one of the embodiments,.
Failure based reminding method, device and the electrical equipment of above-mentioned electrical equipment, when detecting fault detection entry condition,
Receive the power parameter collected to the switching power unit of electrical equipment.When power parameter meets preset power failure item
When part, out-put supply failure prompting message reminds user to carry out power failure processing to electrical equipment；When power parameter is not met
When preset power fail condition, output software fault cues information instructs user to carry out software fault processing to electrical equipment.
When electrical equipment breaks down, power failure or software fault are belonged to according to the judgement of collected power parameter, and export
Corresponding prompt information is to user, so that user knows that fault type carries out fault location, with traditional failure alerting pattern phase
Than improving the fault detection convenience of electrical equipment.
Detailed description of the invention
Fig. 1 is the flow chart of the failure based reminding method of electrical equipment in an embodiment；
Fig. 2 is in an embodiment when power parameter meets preset power fail condition, and out-put supply failure reminds letter
The flow chart of breath；
Fig. 3 is the flow chart of the failure based reminding method of electrical equipment in another embodiment；
Fig. 4 is the structural block diagram of the fault prompting apparatus of electrical equipment in an embodiment；
Fig. 5 is the schematic diagram of power input, switching power unit and current detection means in an embodiment；
Fig. 6 is the schematic diagram of master control power supply voltage-dividing detection circuit in an embodiment.
Specific embodiment
It is with reference to the accompanying drawings and embodiments, right in order to which the objects, technical solutions and advantages of the application are more clearly understood
The application is further elaborated.It should be appreciated that specific embodiment described herein is only used to explain the application, not
For limiting the application.
In one embodiment, a kind of failure based reminding method of electrical equipment is provided, electrical equipment can be air-conditioning, ice
The equipment such as case, air purifier.As shown in Figure 1, this method comprises:
Step S120: it when detecting fault detection entry condition, receives and the switching power unit of electrical equipment is acquired
Obtained power parameter.
Wherein, switching power unit is used for as the power supply of the devices such as master control set, the motor of electrical equipment, the class of power parameter
Type is not unique, may include current data and voltage data etc..Specifically, current detecting can be connected by fault detection means
Device and voltage check device receive current detection means and voltage check device when detecting fault detection entry condition
To the power parameter that the switching power unit of electrical equipment collects, subsequent breakdown judge operation is carried out.Fault detection is opened
Dynamic condition is not unique, can be and receives fault detection instruction, is also possible to detect that electrical equipment breaks down.Further
Ground, fault detection means control current detection means and voltage detecting dress after receiving the fault detection instruction of user's transmission
The power parameter for setting acquisition switching power unit carries out breakdown judge.In addition, fault detection means is also possible to real-time control electricity
Flow detection device and voltage check device carry out parameter acquisition, if being not received by the fault detection instruction of user's transmission,
Fault detection means is only the local parameter for saving acquisition, after receiving the fault detection instruction of user's transmission, then basis
The parameter of acquisition carries out breakdown judge.
Step S130: when power parameter meets preset power fail condition, out-put supply failure prompting message.
Wherein, power failure prompting message is for reminding user to carry out power failure processing to electrical equipment.According to acquisition
Power parameter difference, preset power fail condition can also correspond to difference.If power parameter meets preset power failure
Condition, fault detection means are then believed that power failure, out-put supply failure prompting message, to remind user occurs in electrical equipment
Carry out power failure processing.Specifically, power failure may be that external power supply access is broken down, it is also possible to which internal components go out
Line loosening causes between existing problem or device.Fault detection means can pass through energy storage when external plant-grid connection breaks down
Power elements are to carry out failure detection operations, and when external power supply access is normal, fault detection means is then using external power supply
It powers and charges to energy-storage travelling wave tube.In addition, the mode of fault detection means out-put supply failure prompting message is not only yet
One, it can be that power failure prompting message is shown by the display screen of electrical equipment according to the concrete condition of power failure, selection,
Or power failure prompting message is sent to mobile terminal with communication.
In one embodiment, fault detection means includes controller, wireless communication device and energy-storage travelling wave tube, and controller connects
Connect current detection means, voltage check device, wireless communication device and energy-storage travelling wave tube.Wherein, MCU (Micro can be used in controller
Control Unit, micro-control unit), wireless communication device can be WIFI module, bluetooth module or infrared module etc., be used for
It is communicated with mobile terminal, energy-storage travelling wave tube can be lithium battery or storage capacitor etc..Mobile terminal specifically can be mobile phone, the palm
Upper computer or wearable device etc., take the mobile phone as an example, and MCU handles the power parameter of acquisition, detect and meet power supply event
After barrier condition, then by wireless communication device send power failure prompting message to mobile phone APP (Application, using journey
Sequence) on, remind user to carry out power failure monitor.When external plant-grid connection breaks down, MCU and wireless communication device are by storing up
Energy element is powered.It is appreciated that in other embodiments, it, can also be by energy-storage travelling wave tube to electricity consumption when there is power failure
The display screen of equipment is powered, and MCU is connect with display screen, and power failure prompting message is sent to display screen and is shown.
Step S140: when power parameter does not meet preset power fail condition, output software fault cues information.
Wherein, software fault prompt information is for instructing user to carry out software fault processing to electrical equipment.If power supply is joined
Number does not meet preset power fail condition, and fault detection means is then believed that electrical equipment does not occur power failure, exports soft
Part fault cues information, to instruct user to carry out software fault processing.It is set likewise, fault detection means can be by electricity consumption
Standby display screen shows software fault prompt information, or eventually with communication transmission software fault prompt information to movement
End.
The particular content of the software fault prompt information of output is also not uniquely, in the present embodiment, when power parameter not
When meeting preset power fail condition, prompt to believe using software fault code and corresponding issue-resolution as software fault
Breath, is sent to mobile terminal and is shown, user can carry out troubleshooting according to the interface prompt of mobile terminal.Fault detection dress
It sets and can be directly that software fault code and corresponding issue-resolution are sent to mobile terminal by mode by wireless communication
Display.In addition, fault detection means can also connect the master control set of electrical equipment, fault detection means output software faulting instruction
To master control set, shown so that software fault code and corresponding issue-resolution are sent to mobile terminal by master control set.
The failure based reminding method of above-mentioned electrical equipment is joined when electrical equipment breaks down according to collected power supply
Number judgement belongs to power failure or software fault, and exports corresponding prompt information to user, so that user knows failure classes
Type carries out fault location, improves the fault detection convenience of electrical equipment.
In one embodiment, power parameter includes the input side electric current and outlet side voltage of switching power unit.Wherein,
The input side electric current of current transformer acquisition switching power unit can be used in current detection means, and voltage check device can be used point
Press the outlet side voltage of sample circuit acquisition switching power unit.Simultaneously to the input side electric current and outlet side of switching power unit
Voltage is acquired, and the fault type of electrical equipment is analyzed with this, and detection is simple and efficient, and high reliablity.
Further, in one embodiment, as shown in Fig. 2, step S130 includes step S132 and step S134.
Step S132: if detecting, the input side of switching power unit there are becoming zero after immediate current, and is re-powered
After to be worth still be zero, then output switching electric power source device damages prompting message to mobile terminal.
Specifically, fault detection means handles the data that current transformer detects, if there are moments for mutual inductor
It is become zero after the larger value, and being worth after re-powering still is zero, then switching power unit damage is confirmed as, to avoid further hurting
Fault message is sent user mobile phone APP by evil, fault detection means, and user is reminded to power off and dial phone after sale.
Step S134: if detecting, the input side of switching power unit does not have electric current, exports switch fault prompt information.
If mutual inductor does not detect instant value and suddenly becomes zero, fault detection means output prompt information to electricity consumption is set
The mobile terminal of standby display screen or user reminds user to detect the touch-switch of electrical equipment, solves to contact because of touch-switch
Power failure problem caused by bad.
Corresponding prompt information is exported according to the concrete type of power failure, so that user carries out power failure positioning, is mentioned
High fault detection convenience and reliability to equipment.
In addition, in one embodiment, with continued reference to Fig. 2, step S130 may also include step S136.
Step S136: when the input side electric current of switching power unit is located in preset range, if switching power unit
Outlet side voltage is zero, then outlet line detects prompt information.
The specific value of preset range is not uniquely, if the input side electric current of switching power unit is located at preset range
It is interior, then can determine that for the input side electric current of switching power unit it is normal, outlet side of the fault detection means to switching power unit
Voltage is analyzed.If the outlet side voltage of switching power unit is zero, outlet line detects prompt information to electrical equipment
Display screen or user mobile terminal, remind user check whether the route between each device loosens.
Specifically, in one embodiment, the outlet side voltage of switching power unit includes motor power end voltage and master
Control power end voltage.The outlet side of switching power unit includes motor power end and master control power end, is separately connected electrical equipment
Motor and master control set, to power for motor and master control set, voltage check device can pass through two-way voltage-dividing detection circuit
The voltage at the motor power end of detection switch power supply device and master control power end respectively.Fault detection means is according to voltage detecting knot
Fruit exports corresponding prompt information, and user's motor power end and/or master control power end is reminded power failure occur, pays attention to checking.
For example, if the current value that detects of current transformer in the normal range, fault detection means passes through two-way voltage-dividing detection circuit
The voltage value for detecting motor power and master control power supply exports prompt information and user is reminded to check each column if voltage value is zero
Line whether loosen.
When there is no problem for the input power of electrical equipment, fault detection means is also to the motor power of electrical equipment and master
It controls power supply and carries out fault detection, and export corresponding prompt information and remind user's detection, can further improve the event of electrical equipment
Barrier detection convenience and accuracy.
In one embodiment, fault detection entry condition includes: to receive fault detection enabled instruction.Receive user's hair
The mode for the fault detection enabled instruction sent is not unique, and specifically, when electrical equipment breaks down, mobile phone is can be used in user
The fault detection capability of APP, the wireless device communication with fault detection means send fault detection enabled instruction to failure
The controller of detection device.Controller opens self-checking function after receiving fault detection enabled instruction.Fault detection will be received
Entry condition of the enabled instruction as fault self-checking carries out fault detection and causes the energy unrestrained when electrical equipment being avoided not break down
Take.
Further, as shown in figure 3, in one embodiment, this method may also include step S150.
Step S150: when fault detection entry condition is not detected, reception collects switching power unit defeated
Enter side electric current and saves.
If fault detection entry condition is not detected, it is believed that electrical equipment does not break down, fault detection means
The input side electric current of the collected switching power unit of current detection means is saved, to the input electricity of switching power unit
Stream is monitored and records, so as to subsequent progress data call and analysis.
For the failure based reminding method for facilitating a better understanding of above-mentioned electrical equipment, below using electrical equipment as air purifier
For explanation is explained in detail.
When clarifier breaks down, traditional failure alerting pattern is that user is needed to solve by searching for specification
Certainly clarifier problem, failure problems positioning are more troublesome.Although working as in the display screen display software fault code of clarifier
When power supply of the whole machine breaks down, the fault code of software be will not work.Based on this, the failure of electrical equipment provided by the present application
Based reminding method solves failure to user when clarifier breaks down and provides guiding function by intelligent positioning failure.
Specifically, in normal operation, the electric current that fault detection means only detects current detection means is mutual for clarifier
The current data detected on sensor, and the current data is stored to local storage.When a failure occurs, user uses mobile phone
After the fault detection capability of APP, the fault detection means of clarifier opens self-checking function.
Fault detection means handles the data that current transformer detects, makes a concrete analysis of as follows:
If i, mutual inductor after moment the larger value there are becoming zero, and being worth after re-powering still is zero, is confirmed as Switching Power Supply
Module damage, to avoid further injuring, fault message is sent user mobile phone APP by fault detection means, reminds user disconnected
Electricity simultaneously dials phone after sale；If mutual inductor does not detect instant value, and suddenly becomes zero, user is reminded to detect touching for loom
Switch, solves the problems, such as to cause because of touch-switch poor contact.
If the current value that ii, mutual inductor detect is in the normal range, fault detection means by detection motor power and
Master control supply voltage value (it is divided using Resistance versus voltage, and level value is read out with the ADC interface of fault detection means,
Analog level i.e. after collection voltages partial pressure), if the value is zero, user is reminded to check whether the line of respective column loosens.
Iii, when power supply is normal, software fault code and corresponding issue-resolution are sent user by master control set
The interface APP of mobile phone, user carry out troubleshooting according to cell phone application interface prompt.
The failure based reminding method of above-mentioned electrical equipment solves user when equipment breaks down by intelligent positioning failure
Certainly failure provides guiding function, and user is instructed to solve the problems, such as, avoids finding specification and searching specification solution bringing
Time, energy consumption, but also avoid the occurrence of user and settle a dispute by the parties concerned themselves second accident caused by problem, bring good body to user
It tests.
In one embodiment, additionally provide a kind of fault prompting apparatus of electrical equipment, electrical equipment can be air-conditioning,
The equipment such as refrigerator, air purifier.As shown in figure 4, fault prompting apparatus includes current detection means 110, voltage check device
120 and fault detection means 130, current detection means 110 and voltage check device 120 connect the Switching Power Supply dress of electrical equipment
220 are set, fault detection means 130 connects current detection means 110 and voltage check device 120.Current detection means 110 and electricity
Pressure detection device 120 is used to acquire the power parameter of switching power unit 220 and is sent to fault detection means 130, failure inspection
Device 130 is surveyed to be used to carry out the prompting of electrical equipment failure according to the above method.Wherein, electrical equipment includes power input
210, switching power unit 220, motor 230 and master control set 240.The input side of switching power unit 220 connects power input
Device 210, outlet side connect motor 230 and master control set 240.
Specifically, fault detection means 130 may include controller, wireless communication device and energy-storage travelling wave tube, controller connection
Current detection means 110, voltage check device 120, wireless communication device and energy-storage travelling wave tube.MCU, channel radio can be used in controller
T unit can be WIFI module, bluetooth module or infrared module etc., and for being communicated with mobile terminal, energy-storage travelling wave tube can be with
It is lithium battery or storage capacitor etc..
The structure of current detection means 110 and voltage check device 120 is not uniquely, in one embodiment, such as
Shown in Fig. 5, current detection means 110 includes current transformer L1, examines leakage resistance R1, rectification circuit 112 and zener diode D2,
The primary side winding of current transformer L1 is serially connected with the input side of switching power unit 220, the vice-side winding one of current transformer L1
One end of end connection inspection leakage resistance R1, and pass through 112 connecting fault detection device 130 of rectification circuit, specific connecting fault detection
ADC (Analog to Digital Converter, analog-digital converter) port of controller, current transformer L1 in device 130
The vice-side winding other end ground connection；The other end ground connection of leakage resistance R1 is examined, the cathode of zener diode D2 connects rectification circuit 112
With the common end of fault detection means 130, the plus earth of zener diode D2.
Further, rectification circuit 112 includes Schottky diode D3 and capacitor C2, and the anode of Schottky diode D3 connects
Connect the vice-side winding of current transformer L1, the cathode connecting fault detection device 130 of Schottky diode D3, specific connecting fault
The port ADC of controller in detection device 130.The one end capacitor C2 connects the cathode of Schottky diode D3, the capacitor C2 other end
Ground connection.
Since the electric source topology of use is flyback, it is sawtooth wave in the primary side sampling of current transformer L1, is coupled to
Secondary side is still sawtooth wave, and the secondary inductor current of current transformer L1 is produced on inspection leakage resistance R1 by inspection leakage resistance R1 afterflow
Raw certain voltage, capacitor C2 and Schottky diode D3 form rectification circuit 112, obtain effective direct voltage output to event
Hinder the port ADC of controller in detection device 130, controller carries out analog-to-digital conversion to the d. c. voltage signal that the port ADC is accessed
Voltage value is read, the current value of 220 input side of switching power unit is derived by conjunction with preinstalled circuit parameter.
In one embodiment, voltage check device 120 includes that motor power voltage-dividing detection circuit and master control power supply divide
Detection circuit, the motor power end of motor power voltage-dividing detection circuit connection switch power supply device 220 and fault detection means
130, the master control power end and fault detection means 130 of master control power supply voltage-dividing detection circuit connection switch power supply device 220.
Specifically, by taking master control power supply voltage-dividing detection circuit as an example, as shown in fig. 6, master control power supply voltage-dividing detection circuit includes
First resistor R18 and second resistance R19, first resistor R18 and second resistance R19 series connection and common end connecting fault detection device
130, the port ADC of controller in specific connecting fault detection device 130.The other end connection switch power supply of first resistor R18
The master control power end of device 220, the other end ground connection of second resistance R19.In the present embodiment, switching power unit 220 is normal
When work, through first resistor R18 and second resistance R19 partial pressure sampling, sampling obtains the+24V electric current exported by master control power end
Voltage signal be transmitted to the port ADC of controller, controller carries out analog-to-digital conversion and analysis.
The fault prompting apparatus of above-mentioned electrical equipment is joined when electrical equipment breaks down according to collected power supply
Number judgement belongs to power failure or software fault, and exports corresponding prompt information to user, so that user knows failure classes
Type carries out fault location, improves the fault detection convenience of electrical equipment.
In one embodiment, a kind of electrical equipment is additionally provided, specifically can be air-conditioning, refrigerator, air purifier etc..
In the present embodiment, electrical equipment is air purifier.As shown in figure 4, electrical equipment includes power input 210, switch electricity
The input side of source device 220, motor 230, master control set 240 and above-mentioned fault prompting apparatus, switching power unit 220 connects electricity
The outlet side of source input unit 210 and current detection means 110, switching power unit 220 connects motor 230, master control set 240
With voltage check device 120.
Specifically, as shown in figure 5, power input 210 includes rectifier bridge D1, rectifier bridge D1 connection switch power supply device
220 input side.In the present embodiment, rectifier bridge D1 is the full bridge rectifier bridge being made of four diodes.Two of rectifier bridge D1
Input terminal 2 and 3 is separately connected power supply terminal ACL, CAN, the 1 connection switch power supply device 220 of output end of rectifier bridge D1, rectifier bridge
The output end 2 of D1 is grounded.Rectifier bridge D1 to alternating current input power supplying terminal ACL, CAN alternating current accessed for being rectified to obtain
Direct current is delivered to switching power unit 220.
Further, switching power unit 220 includes switching tube U1 and transformer L2, transformer L2 include first it is primary around
Group (endpoint 1- endpoint 3), the second armature winding (endpoint 5- endpoint 6) and secondary windings (endpoint 10- endpoint 12).First it is primary around
Group one end connects rectifier bridge D1, the input terminal of other end connection switch pipe U1, the output end connection current detecting dress of switching tube U1
110 are set, the control terminal of switching tube U1 is for receiving PWM (Pulse Width Modulation, pulse width modulation) signal；The
Two armature windings connect master control set 240, and secondary windings connects motor 230.
Specifically, the endpoint 1 of the first armature winding connects the output end 1 of rectifier bridge D1, and the endpoint 3 of the first armature winding connects
Connect the input terminal of switching tube U1, the current transformer L1 in the output end connection current detection means 110 of switching tube U1, switching tube
U1 carries out on-off switching according to the received pwm signal of control terminal, so that the rectifier bridge D1 direct current exported is converted to smoothly
Alternating current.Master control power end of the endpoint 5 of second armature winding with endpoint 6 as switching power unit 220 connects master control set
240, alternating current is exported as the power supply of master control set 240.The endpoint 10 and endpoint 12 of secondary windings are the electricity of switching power unit 220
Electromechanical source connects motor 230, exports alternating current as the power supply of motor 230.Switching tube U1 can be triode or metal-oxide-semiconductor, this reality
It applies in example, switching tube U1 is metal-oxide-semiconductor, and control terminal of the grid G of metal-oxide-semiconductor as switching tube U1, drain D is defeated as switching tube U1's
Enter end, output end of the source S as switching tube U1.
Above-mentioned electrical equipment belongs to power supply event according to the judgement of collected power parameter when electrical equipment breaks down
Barrier or software fault, and export corresponding prompt information and mentioned to user so that user knows that fault type carries out fault location
The high fault detection convenience of electrical equipment.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The several embodiments of the application above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the concept of this application, various modifications and improvements can be made, these belong to the protection of the application
Range.Therefore, the scope of protection shall be subject to the appended claims for the application patent.
Claims (12)
1. a kind of failure based reminding method of electrical equipment characterized by comprising
When detecting fault detection entry condition, receives and the power supply that the switching power unit of electrical equipment collects is joined
Number；
When the power parameter meets preset power fail condition, out-put supply failure prompting message；The power failure
Prompting message is for reminding user to carry out power failure processing to electrical equipment；
When the power parameter does not meet preset power fail condition, output software fault cues information；The software event
Barrier prompt information is for instructing user to carry out software fault processing to electrical equipment.
2. failure based reminding method according to claim 1, which is characterized in that the power parameter includes switching power unit
Input side electric current and outlet side voltage.
3. failure based reminding method according to claim 2, which is characterized in that it is described when the power parameter meet it is preset
When power fail condition, out-put supply failure prompting message, comprising:
If detecting the input side of switching power unit there are becoming zero after immediate current, and being worth after re-powering still is zero, then
Output switching electric power source device damages prompting message to mobile terminal；
If detecting, the input side of switching power unit does not have electric current, exports switch fault prompt information.
4. failure based reminding method according to claim 3, which is characterized in that it is described when the power parameter meet it is preset
When power fail condition, out-put supply failure prompting message, further includes:
When the input side electric current of switching power unit is located in preset range, if the outlet side voltage of switching power unit is
Zero, then outlet line detects prompt information.
5. failure based reminding method according to claim 2, which is characterized in that the outlet side voltage of the switching power unit
Including motor power end voltage and master control power end voltage.
6. failure based reminding method described in -5 any one according to claim 1, which is characterized in that the fault detection trip bar
Part includes: to receive fault detection enabled instruction.
7. a kind of fault prompting apparatus of electrical equipment, which is characterized in that including current detection means, voltage check device and event
Hinder detection device, the current detection means connects the switching power unit of electrical equipment with the voltage check device, described
Fault detection means connects the current detection means and the voltage check device, the current detection means and the voltage
Detection device is used to acquire the power parameter of switching power unit and is sent to the fault detection means, the fault detection dress
It sets and carries out the prompting of electrical equipment failure for method described in -6 any one according to claim 1.
8. fault prompting apparatus according to claim 7, which is characterized in that the current detection means includes Current Mutual Inductance
Device, inspection leakage resistance, rectification circuit and zener diode, the primary side winding of the current transformer are serially connected with the Switching Power Supply dress
The input side set, vice-side winding one end of the current transformer connect one end of the inspection leakage resistance, and pass through the rectification
Fault detection means described in circuit connection, the vice-side winding other end ground connection of the current transformer；It is described to examine the another of leakage resistance
One end ground connection, the cathode of the zener diode connects the common end of the rectification circuit Yu the fault detection means, described
The plus earth of zener diode.
9. alarm set according to claim 8, which is characterized in that the rectification circuit includes Schottky diode and electricity
Hold, the anode of the Schottky diode connects the vice-side winding of the current transformer, the cathode of the Schottky diode
The fault detection means is connected, described capacitor one end connects the cathode of the Schottky diode, another termination of capacitor
Ground.
10. fault prompting apparatus according to claim 7, which is characterized in that the voltage check device includes motor electricity
Source voltage-dividing detection circuit and master control power supply voltage-dividing detection circuit, the motor power voltage-dividing detection circuit connect the Switching Power Supply
The motor power end of device and the fault detection means, the master control power supply voltage-dividing detection circuit connect the Switching Power Supply dress
The master control power end set and the fault detection means.
11. a kind of electrical equipment, which is characterized in that including power input, switching power unit, motor, master control set and
Fault prompting apparatus described in claim 7-10 any one, it is defeated that the input side of the switching power unit connects the power supply
Enter device and the current detection means, the outlet side of the switching power unit connect the motor, the master control set and
The voltage check device.
12. electrical equipment according to claim 11, which is characterized in that electrical equipment is air-conditioning, refrigerator or air cleaning
Device.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110645695A (en) * | 2019-10-28 | 2020-01-03 | 珠海格力电器股份有限公司 | Alarm method and alarm device for water full of electric appliance water tank and electric appliance |
| CN112255471A (en) * | 2020-06-05 | 2021-01-22 | 浙江华云信息科技有限公司 | Equipment fault uploading technology under application of reactive current pulse signals |
| CN112747554A (en) * | 2019-10-31 | 2021-05-04 | 青岛海尔电冰箱有限公司 | Refrigerator power supply detection method and device |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007097368A (en) * | 2005-09-30 | 2007-04-12 | Tdk Corp | Switching power supply |
| CN101969578A (en) * | 2010-09-17 | 2011-02-09 | 青岛海信电器股份有限公司 | Fault detection system and method as well as television |
| CN102590662A (en) * | 2012-02-02 | 2012-07-18 | 合肥美的荣事达电冰箱有限公司 | Fault detecting method for refrigerator |
| GB201220443D0 (en) * | 2012-11-14 | 2012-12-26 | Ibm | Robust fault diagnosis for electronic devices |
| US20140065971A1 (en) * | 2012-02-28 | 2014-03-06 | Panasonic Corporation | Terminal device, control device, fault diagnosis system, and fault diagnosis method |
| CN204129192U (en) * | 2014-06-27 | 2015-01-28 | 深圳Tcl新技术有限公司 | Power-supply fluctuation analyser |
| CN104392508A (en) * | 2014-11-07 | 2015-03-04 | 珠海格力电器股份有限公司 | Household appliance operating state information recorder as well as control method thereof and air conditioner |
| WO2015182462A1 (en) * | 2014-05-27 | 2015-12-03 | ダイキン工業株式会社 | Method for automatically transmitting air conditioner fault information, and system for said method |
| CN108462510A (en) * | 2018-03-14 | 2018-08-28 | 深圳市广利通通讯有限公司 | Fault detection system based on power carrier and method |
| CN211123070U (en) * | 2019-08-22 | 2020-07-28 | 珠海格力电器股份有限公司 | Electric equipment's trouble reminding device and electric equipment |
-
2019
- 2019-08-22 CN CN201910779828.4A patent/CN110346671A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007097368A (en) * | 2005-09-30 | 2007-04-12 | Tdk Corp | Switching power supply |
| CN101969578A (en) * | 2010-09-17 | 2011-02-09 | 青岛海信电器股份有限公司 | Fault detection system and method as well as television |
| CN102590662A (en) * | 2012-02-02 | 2012-07-18 | 合肥美的荣事达电冰箱有限公司 | Fault detecting method for refrigerator |
| US20140065971A1 (en) * | 2012-02-28 | 2014-03-06 | Panasonic Corporation | Terminal device, control device, fault diagnosis system, and fault diagnosis method |
| GB201220443D0 (en) * | 2012-11-14 | 2012-12-26 | Ibm | Robust fault diagnosis for electronic devices |
| WO2015182462A1 (en) * | 2014-05-27 | 2015-12-03 | ダイキン工業株式会社 | Method for automatically transmitting air conditioner fault information, and system for said method |
| CN204129192U (en) * | 2014-06-27 | 2015-01-28 | 深圳Tcl新技术有限公司 | Power-supply fluctuation analyser |
| CN104392508A (en) * | 2014-11-07 | 2015-03-04 | 珠海格力电器股份有限公司 | Household appliance operating state information recorder as well as control method thereof and air conditioner |
| CN108462510A (en) * | 2018-03-14 | 2018-08-28 | 深圳市广利通通讯有限公司 | Fault detection system based on power carrier and method |
| CN211123070U (en) * | 2019-08-22 | 2020-07-28 | 珠海格力电器股份有限公司 | Electric equipment's trouble reminding device and electric equipment |
Non-Patent Citations (1)
| Title |
|---|
| 郑秀峰;: "小霸王TDX-668E中九专用接收机开关电源故障检修实例", 卫星电视与宽带多媒体, no. 23, pages 1 - 2 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110645695A (en) * | 2019-10-28 | 2020-01-03 | 珠海格力电器股份有限公司 | Alarm method and alarm device for water full of electric appliance water tank and electric appliance |
| CN112747554A (en) * | 2019-10-31 | 2021-05-04 | 青岛海尔电冰箱有限公司 | Refrigerator power supply detection method and device |
| CN112255471A (en) * | 2020-06-05 | 2021-01-22 | 浙江华云信息科技有限公司 | Equipment fault uploading technology under application of reactive current pulse signals |
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