CN107101812A - Disk operation condition checkout gear, micro-wave oven and disk operation condition detection method - Google Patents
Disk operation condition checkout gear, micro-wave oven and disk operation condition detection method Download PDFInfo
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- CN107101812A CN107101812A CN201710280966.9A CN201710280966A CN107101812A CN 107101812 A CN107101812 A CN 107101812A CN 201710280966 A CN201710280966 A CN 201710280966A CN 107101812 A CN107101812 A CN 107101812A
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- rotary tray
- operation condition
- disk
- rotating disk
- tray motor
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
- G01P3/42—Devices characterised by the use of electric or magnetic means
- G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
- G01P3/48—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage
- G01P3/481—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/64—Heating using microwaves
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Electric Ovens (AREA)
Abstract
The invention provides a kind of disk operation condition checkout gear, micro-wave oven and disk operation condition detection method, the disk operation condition checkout gear includes:Rotary tray motor, Hall sensor and controller, the motor shaft of the rotary tray motor can be releasably connected with the rotating disk of the micro-wave oven, for driving the rotating disk to be rotated about axis, the Hall sensor is fixedly mounted in the rotary tray motor and electrically connected with the controller.The disk operation condition checkout gear that this programme is provided detects rotary tray motor rotational parameters to judge whether disk operation state is normal by Hall sensor, disk operation condition checkout gear cost is low, it is easy for installation, highly versatile, the structure of the parts such as microwave oven cavity, rotating disk need not be changed, and not by fume pollution, it is safe and reliable.
Description
Technical field
The present invention relates to micro-wave oven field, more specifically, it is related to a kind of disk operation condition checkout gear, one kind has
The micro-wave oven of above-mentioned disk operation condition checkout gear, and a kind of disk operation state-detection side for above-mentioned micro-wave oven
Method.
Background technology
At present, the rotating disk for carrying food is usually mounted with the cooking cavity body of micro-wave oven, is driven by rotary tray motor
Rotating disk is rotated, to reach the effect of homogeneous heating.User's cleaning rotating disk for convenience, the motor shaft of rotating disk and rotary tray motor is removable
Connect with unloading.When rotating disk is placed in cooking cavity body by user, if position has deviation, rotating disk can deviate motor shaft, micro-wave oven
During work, clamping stagnation situation occurs with the rotation of motor shaft in rotating disk, influences the uniformity of heating, if rotating disk installation site deviation compared with
Greatly, rotating disk can be stuck in cooking cavity body, it is impossible to rotates, and now most microwave is only acted on the same position of food,
Heating is serious uneven, in some instances it may even be possible to food carbonization can be made on fire, potential safety hazard is brought to user.
The content of the invention
Present invention seek to address that at least one technical problem present in prior art.
Therefore, it is an advantage of the invention to provide a kind of disk operation condition checkout gear.
It is a further object of the invention to provide a kind of micro-wave oven, including above-mentioned disk operation condition checkout gear.
It is still another object of the present invention to provide a kind of disk operation condition detection method, for above-mentioned micro-wave oven.
To achieve the above object, the embodiment of first aspect present invention provides a kind of disk operation condition checkout gear,
For micro-wave oven, the disk operation condition checkout gear includes:Rotary tray motor, Hall sensor and controller, the rotating disk
The motor shaft of motor can be releasably connected with the rotating disk of the micro-wave oven, described for driving the rotating disk to be rotated about axis
Hall sensor is fixedly mounted in the rotary tray motor and electrically connected with the controller.
This programme sets Hall sensor in rotary tray motor, and Hall sensor is electrically connected with the controller, Hall sensor
For magnetic field variation signal to be converted into electric signal, and electric signal is conveyed to controller, so that controller is sentenced according to electric signal
Whether normal disconnected rotating disk rotates.During rotating disk normal work, rotary tray motor drives rotating disk uniform rotation, and rotor uniform rotation is made
Magnetic field into Hall sensor position is changed by some cycles, Hall sensor is produced the electrical signal of reaction of mechanical periodicity, this
When controller judge that disk operation state is normal；When there is deviation in rotating disk riding position, the frictional force increase that rotating disk is born, motor
Axle rotates born resistance and also increased so that the rotating speed of rotor is slack-off, so that the sensing telecommunications that Hall sensor is produced
Number break due mechanical periodicity, now controller judges that clamping stagnation problem occurs in rotating disk, user is reminded or micro-wave oven root
Respective handling is carried out according to pre-set programs, to avoid being cooked in the case of rotating disk clamping stagnation, it is to avoid food is heated uneven to ask
Topic occurs, and prevents potential safety hazard.
Specifically, the number of turns that rotary tray motor is rotated can be detected by Hall sensor, if unit interval inner rotary table motor
The number of turns of rotation is fewer than predetermined amount, then proves that rotating disk has clamping stagnation；Also rotating disk electricity can be detected by Hall sensor
The rotating speed of machine, if the rotating speed of rotary tray motor is less than preset rotation speed, proves that rotating disk has clamping stagnation.
The disk operation condition checkout gear cost that this programme is provided is low, easy for installation, highly versatile, it is not necessary to change micro-
The structure of the parts such as ripple furnace cavity, rotating disk, and not by fume pollution, it is safe and reliable.
In the above-mentioned technical solutions, it is preferable that the disk operation condition checkout gear also includes：Alarm device, with institute
State controller electrical connection.
The disk operation condition checkout gear that this programme is provided also includes alarm device, and controller judges rotating disk card
During stagnant problem, control alarm device sends alarm, reminds user to carry out respective handling, to avoid making in the case of rotating disk clamping stagnation
Cooked with micro-wave oven, it is to avoid the problem of food is heated uneven occurs, and prevents potential safety hazard.
In any of the above-described technical scheme, it is preferable that the alarm device includes buzzer and/or indicator lamp.
In this programme, alarm device includes buzzer and/or indicator lamp, when clamping stagnation problem occurs in rotating disk, controller control
Alarm device sends sound/light alarm, gives user and significantly points out, and reminds user to carry out respective handling, to avoid in rotating disk card
Cooked in the case of stagnant using micro-wave oven, it is to avoid the problem of food is heated uneven occurs, and prevents potential safety hazard.
In any of the above-described technical scheme, it is preferable that the Hall sensor is Hall switch sensor.
In this programme, Hall sensor selects Hall switch sensor, during rotating disk normal work, Hall switch sensing
The induced signal that device is produced is the pulse signal of constant duration, if the quantity of pulse electrical signal is less than default in preset time
Value, or high level or low level duration are more than preset value, then prove that clamping stagnation problem occurs in rotating disk.
In any of the above-described technical scheme, it is preferable that the controller is electrically connected with the rotary tray motor, for controlling
State rotary tray motor start-stop.
In this programme, controller is electrically connected with rotary tray motor, when micro-wave oven is cooked, and controller control rotary tray motor is opened
Begin to rotate, when controller finds that clamping stagnation problem occurs in rotating disk, controller control rotary tray motor stalling prevents rotary tray motor because stuck
And damage.
In any of the above-described technical scheme, it is preferable that the controller is the computer board of the micro-wave oven.
In this programme, using the computer board of micro-wave oven as the controller of disk operation condition checkout gear, so design not
Need to increase extra controller for disk operation condition checkout gear, reduce the cost of product.And so design rotating disk work
Make condition checkout gear easy for installation, it is not necessary to change the mounting structure of the parts such as microwave oven cavity, rotating disk, rotary tray motor,
Only need to the increase detection port on micro-wave oven computer board.
The embodiment of second aspect of the present invention provides a kind of micro-wave oven, including culinary art cavity, rotating disk and such as the present invention the
One side any embodiment provide disk operation condition checkout gear, the rotating disk be located at the cooking cavity body in, and with institute
Stating the motor shaft of disk operation condition checkout gear transfer coil motor can releasably connect.
The micro-wave oven that second aspect of the present invention embodiment is provided, with turning that first aspect present invention any embodiment is provided
Disk working state detection device, therefore the micro-wave oven has the disk operation condition checkout gear of any of the above-described embodiment offer
Whole beneficial effects, will not be repeated here.
The embodiment of third aspect present invention provides a kind of disk operation condition detection method, for second party of the present invention
The micro-wave oven that face any embodiment is provided, including：Rotary tray motor rotational parameters are detected by Hall sensor；According to what is detected
Motor rotational parameters judge whether disk operation state is normal.
This programme sets Hall sensor in rotary tray motor, and rotor rotates the magnetic field for causing Hall sensor position
Change, Hall sensor detects the rotational parameters of rotary tray motor by magnetic field, and be translated into electric signal and be conveyed to control
Device, so that controller judges whether rotating disk is rotated normal according to electric signal.During rotating disk normal work, rotary tray motor drives rotating disk even
Speed is rotated, and rotor uniform rotation causes the magnetic field of Hall sensor position to change by some cycles, produces Hall sensor
The electrical signal of reaction of mechanical periodicity is given birth to, now controller judges that disk operation state is normal；When there is deviation in rotating disk riding position,
The frictional force increase that rotating disk is born, motor shaft rotates born resistance and also increased so that the rotating speed of rotor is slack-off, so that
The electrical signal of reaction that Hall sensor is produced breaks due mechanical periodicity, and now controller judges that clamping stagnation problem occurs in rotating disk,
User is reminded or micro-wave oven carries out respective handling according to pre-set programs, to avoid being cooked in the case of rotating disk clamping stagnation
Prepare food, it is to avoid the problem of food is heated uneven occurs, and prevents potential safety hazard.
In the above-mentioned technical solutions, alternatively, it is described that rotary tray motor rotational parameters are detected by Hall sensor, specifically
Including：The rotation number of turns of rotary tray motor is detected by Hall sensor；Described judges according to the motor rotational parameters detected
Whether disk operation state is normal, specifically includes：Judge whether the rotation number of turns of the rotary tray motor in preset time is less than default
The number of turns；If the determination result is YES, then judge that rotating disk has clamping stagnation；If judged result is no, judge that rotating disk works well.
This programme judges whether disk operation state is normal by detecting the rotation number of turns of rotary tray motor, with hall sensing
Device is selected exemplified by Hall switch sensor, during rotating disk normal work, and the induced signal that Hall switch sensor is produced is
The pulse signal of time interval, if the quantity of pulse electrical signal is equal with preset value in preset time, proves disk operation shape
State is normal, now controls micro-wave oven to proceed culinary art；If the quantity of pulse electrical signal is less than preset value in preset time, it was demonstrated that
There is clamping stagnation problem in rotating disk, should now issue the user with alarm, and controls the parts such as rotary tray motor, microwave generating apparatus to stop,
Micro-wave oven is set to stop culinary art work, it is to avoid the problem of food is heated uneven occurs, and prevents potential safety hazard.
In the above-mentioned technical solutions, alternatively, it is described that rotary tray motor rotational parameters are detected by Hall sensor, specifically
Including：The rotating speed of rotary tray motor is detected by Hall sensor；Described judges rotating disk according to the motor rotational parameters detected
Whether working condition is normal, specifically includes：Judge whether the detected value of rotary tray motor rotating speed is less than preset rotation speed；If judged result
It is yes, then judges that rotating disk has clamping stagnation；If judged result is no, judge that rotating disk works well.
This programme judges whether disk operation state is normal, is selected with Hall sensor by detecting rotary tray motor rotating speed
Exemplified by Hall switch sensor, during rotating disk normal work, the induced signal that Hall switch sensor is produced is between waiting the time
Every pulse signal, under this state the duration of high level be the first duration, low level duration be the second duration, if
The duration of high and low level is equal with preset value, then proves that disk operation state is normal, now control micro-wave oven continue into
Row culinary art；If clamping stagnation problem occurs in rotating disk, rotary tray motor rotating speed is slack-off, causes high level or low level duration to prolong
It is long, it was demonstrated that clamping stagnation problem occurs in rotating disk, should now issue the user with alarm, and control the portions such as rotary tray motor, microwave generating apparatus
Part stops, and micro-wave oven is stopped culinary art work, it is to avoid the problem of food is heated uneven occurs, and prevents potential safety hazard.
The additional aspect and advantage of the present invention will become obvious in following description section, or pass through the practice of the present invention
Recognize.
Brief description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become from description of the accompanying drawings below to embodiment is combined
Substantially and be readily appreciated that, wherein：
Fig. 1 is the operation principle schematic diagram for the disk operation condition checkout gear that the present invention is provided；
Fig. 2 is the decomposition texture schematic diagram for the micro-wave oven that one embodiment of the present of invention is provided；
Fig. 3 is the flow chart for the disk operation condition detection method that one embodiment of the present of invention is provided；
Fig. 4 is the flow chart for the disk operation condition detection method that an alternative embodiment of the invention is provided；
Fig. 5 is the flow chart for the disk operation condition detection method that yet another embodiment of the present invention is provided.
Wherein, the corresponding relation between the reference and component names in Fig. 2 is：
1 rotary tray motor, 2 controllers, 3 rotating disks, 4 culinary art cavitys, 5 door body, 6 changes, 7 drive shafts.
Embodiment
It is below in conjunction with the accompanying drawings and specific real in order to be more clearly understood that the above objects, features and advantages of the present invention
Mode is applied the present invention is further described in detail.It should be noted that in the case where not conflicting, the implementation of the application
Feature in example and embodiment can be mutually combined.
Many details are elaborated in the following description to facilitate a thorough understanding of the present invention, still, the present invention may be used also
Implemented with being different from mode described here using other, therefore, protection scope of the present invention is not by following public tool
The limitation of body embodiment.
The embodiment of first aspect present invention provides a kind of working state detection device of rotating disk 3, for micro-wave oven, such as schemes
Shown in 1 and Fig. 2, the detection means of rotating disk 3 includes:Rotary tray motor 1, Hall sensor and controller 2, the motor shaft of rotary tray motor 1
Can releasably it be connected with the rotating disk 3 of micro-wave oven, for driving rotating disk 3 to be rotated about axis, rotating disk is fixedly mounted in Hall sensor
Electrically connect in motor 1 and with controller 2.
This programme sets Hall sensor in rotary tray motor 1, and Hall sensor is electrically connected with controller 2, hall sensing
Device is used to magnetic field variation signal being converted into electric signal, and electric signal is conveyed into controller 2, so that controller 2 is according to telecommunications
Number judge whether rotating disk 3 is rotated normal.During 3 normal work of rotating disk, rotary tray motor 1 drives the uniform rotation of rotating disk 3, and rotor is even
Speed, which is rotated, causes the magnetic field of Hall sensor position to change by some cycles, Hall sensor is produced the induced electricity of mechanical periodicity
Signal, now controller 2 judge that the working condition of rotating disk 3 is normal；When there is deviation in the riding position of rotating disk 3, the friction that rotating disk 3 is born
Power increases, and motor shaft rotates born resistance and also increased so that the rotating speed of rotor is slack-off, so that Hall sensor is produced
Electrical signal of reaction break due mechanical periodicity, now controller 2 judges that clamping stagnation problem occurs in rotating disk 3, and user is carried
Wake up or micro-wave oven carries out respective handling according to pre-set programs, to avoid being cooked in the case of the clamping stagnation of rotating disk 3, it is to avoid food
Heated uneven the problem of, occurs, and prevents potential safety hazard.
Specifically, the number of turns that rotary tray motor 1 is rotated can be detected by Hall sensor, if unit interval inner rotary table motor
1 number of turns rotated is fewer than predetermined amount, then proves that rotating disk 3 has clamping stagnation；Also rotating disk can be detected by Hall sensor
The rotating speed of motor 1, if the rotating speed of rotary tray motor 1 is less than preset rotation speed, proves that rotating disk 3 has clamping stagnation.
The working state detection device cost of rotating disk 3 that this programme is provided is low, easy for installation, highly versatile, it is not necessary to change
The structure of the parts such as microwave oven cavity, rotating disk 3, and not by fume pollution, it is safe and reliable.
In the above-mentioned technical solutions, it is preferable that the working state detection device of rotating disk 3 also includes：Alarm device, with controller
2 electrical connections.
The working state detection device of rotating disk 3 that this programme is provided also includes alarm device, and controller 2 judges that rotating disk 3 goes out
During existing clamping stagnation problem, control alarm device sends alarm, reminds user to carry out respective handling, to avoid the feelings in the clamping stagnation of rotating disk 3
Cooked under condition using micro-wave oven, it is to avoid the problem of food is heated uneven occurs, and prevents potential safety hazard.
In any of the above-described technical scheme, it is preferable that alarm device includes buzzer and/or indicator lamp.
In this programme, alarm device includes buzzer and/or indicator lamp, and when clamping stagnation problem occurs in rotating disk 3, controller 2 is controlled
Alarm device processed sends sound/light alarm, gives user and significantly points out, and reminds user to carry out respective handling, to avoid in rotating disk 3
Cooked in the case of clamping stagnation using micro-wave oven, it is to avoid the problem of food is heated uneven occurs, and prevents potential safety hazard.
In any of the above-described technical scheme, it is preferable that Hall sensor is Hall switch sensor.
In this programme, Hall sensor selects Hall switch sensor, during 3 normal work of rotating disk, and Hall switch is passed
The induced signal that sensor is produced is the pulse signal of constant duration, if the quantity of pulse electrical signal is less than default in preset time
Value, or high level or low level duration are more than preset value, then prove that clamping stagnation problem occurs in rotating disk 3.
In any of the above-described technical scheme, it is preferable that controller 2 is electrically connected with rotary tray motor 1, for controlling rotary tray motor
1 start-stop.
In this programme, controller 2 is electrically connected with rotary tray motor 1, when micro-wave oven is cooked, the control rotating disk electricity of controller 2
Machine 1 starts to rotate, when controller 2 finds that clamping stagnation problem occurs in rotating disk 3, and the control rotary tray motor 1 of controller 2 is stalled, and prevents rotating disk
Motor 1 is damaged because stuck.
In any of the above-described technical scheme, it is preferable that controller 2 is the computer board of micro-wave oven.
In this programme, using the computer board of micro-wave oven as the controller 2 of the working state detection device of rotating disk 3, so design
Extra controller 2 need not be increased for the working state detection device of rotating disk 3, the cost of product is reduced.And so design turns
The working state detection device of disk 3 is easy for installation, it is not necessary to change the peace of the parts such as microwave oven cavity, rotating disk 3, rotary tray motor 1
Assembling structure, it is only necessary to the increase detection port on micro-wave oven computer board.
The embodiment of second aspect of the present invention provides a kind of micro-wave oven, as shown in Fig. 2 including culinary art cavity 4, rotating disk 3
The working state detection device of rotating disk 3 provided with such as first aspect present invention any embodiment, rotating disk 3 is located in culinary art cavity 4,
And can be releasably connected with the motor shaft of the working state detection device transfer coil motor 1 of rotating disk 3.
The micro-wave oven that second aspect of the present invention embodiment is provided, with turning that first aspect present invention any embodiment is provided
The working state detection device of disk 3, therefore the micro-wave oven has the working state detection device of rotating disk 3 that any of the above-described embodiment is provided
Whole beneficial effects, will not be repeated here.
Specifically, the micro-wave oven that this programme is provided also includes door body 5, change 6 and drive shaft 7, door body 5 and culinary art cavity 4
It is hinged, for controlling culinary art cavity 4 to be opened and closed；Change 6 is arranged between rotating disk 3 and the bottom wall for cooking cavity 4, for supporting rotating disk
3, circumferentially arranged with multiple rollers in change 6, roller is contradicted with rotating disk 3 to be coordinated, and to reduce friction when rotating disk 3 is rotated, makes to turn
Disk 3 rotates more steady；Drive shaft 7 is as the driving member between rotating disk 3 and rotary tray motor 1, and one end coordinates with rotating disk 3, the other end
Coordinate with the motor shaft of rotary tray motor 1.
The embodiment of third aspect present invention provides a kind of disk operation condition detection method, for second party of the present invention
The micro-wave oven that face any embodiment is provided, as shown in figure 3, disk operation condition detection method includes：Step 302, Hall is passed through
Sensor detects rotary tray motor rotational parameters；Step 304, judge that disk operation state is according to the motor rotational parameters detected
It is no normal.
This programme sets Hall sensor in rotary tray motor, and rotor rotates the magnetic field for causing Hall sensor position
Change, Hall sensor detects the rotational parameters of rotary tray motor by magnetic field, and be translated into electric signal and be conveyed to control
Device, so that controller judges whether rotating disk is rotated normal according to electric signal.During rotating disk normal work, rotary tray motor drives rotating disk even
Speed is rotated, and rotor uniform rotation causes the magnetic field of Hall sensor position to change by some cycles, produces Hall sensor
The electrical signal of reaction of mechanical periodicity is given birth to, now controller judges that disk operation state is normal；When there is deviation in rotating disk riding position,
The frictional force increase that rotating disk is born, motor shaft rotates born resistance and also increased so that the rotating speed of rotor is slack-off, so that
The electrical signal of reaction that Hall sensor is produced breaks due mechanical periodicity, and now controller judges that clamping stagnation problem occurs in rotating disk,
User is reminded or micro-wave oven carries out respective handling according to pre-set programs, to avoid being cooked in the case of rotating disk clamping stagnation
Prepare food, it is to avoid the problem of food is heated uneven occurs, and prevents potential safety hazard.
Embodiment one：
As shown in figure 4, disk operation condition detection method includes：Step 402, rotary tray motor is detected by Hall sensor
The rotation number of turns；Step 404, judge whether the rotation number of turns of the rotary tray motor in preset time is less than predetermined amount；Step
406, if the determination result is YES, then judge that rotating disk has clamping stagnation；Step 408, if judged result is no, rotating disk fortune is judged
Become a full member often.
This programme judges whether disk operation state is normal by detecting the rotation number of turns of rotary tray motor, with hall sensing
Device is selected exemplified by Hall switch sensor, during rotating disk normal work, and the induced signal that Hall switch sensor is produced is
The pulse signal of time interval, if the quantity of pulse electrical signal is equal with preset value in preset time, proves disk operation shape
State is normal, now controls micro-wave oven to proceed culinary art；If the quantity of pulse electrical signal is less than preset value in preset time, it was demonstrated that
There is clamping stagnation problem in rotating disk, should now issue the user with alarm, and controls the parts such as rotary tray motor, microwave generating apparatus to stop,
Micro-wave oven is set to stop culinary art work, it is to avoid the problem of food is heated uneven occurs, and prevents potential safety hazard.
Embodiment two：
As shown in figure 5, disk operation condition detection method includes：Step 502, rotary tray motor is detected by Hall sensor
Rotating speed；Step 504, judge whether the detected value of rotary tray motor rotating speed is less than preset rotation speed；Step 506, if judged result is
It is then to judge that rotating disk has clamping stagnation；Step 508, if judged result is no, judge that rotating disk works well.
This programme judges whether disk operation state is normal, is selected with Hall sensor by detecting rotary tray motor rotating speed
Exemplified by Hall switch sensor, during rotating disk normal work, the induced signal that Hall switch sensor is produced is between waiting the time
Every pulse signal, under this state the duration of high level be the first duration, low level duration be the second duration, if
The duration of high and low level is equal with preset value, then proves that disk operation state is normal, now control micro-wave oven continue into
Row culinary art；If clamping stagnation problem occurs in rotating disk, rotary tray motor rotating speed is slack-off, causes high level or low level duration to prolong
It is long, it was demonstrated that clamping stagnation problem occurs in rotating disk, should now issue the user with alarm, and control the portions such as rotary tray motor, microwave generating apparatus
Part stops, and micro-wave oven is stopped culinary art work, it is to avoid the problem of food is heated uneven occurs, and prevents potential safety hazard.
In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc.
Mean that combining the embodiment or specific features, structure, material or the feature of example description is contained at least one reality of the invention
Apply in example or example.In this manual, identical embodiment or reality are not necessarily referring to the schematic representation of above-mentioned term
Example.Moreover, description specific features, structure, material or feature can in any one or more embodiments or example with
Suitable mode is combined.
In the description of the invention, term " connection ", " installation ", " fixation " etc. all should be interpreted broadly, for example, " connection "
Can be fixedly connected or be detachably connected, or be integrally connected；Can be joined directly together, centre can also be passed through
Medium is indirectly connected to.For the ordinary skill in the art, above-mentioned term can be understood in this hair as the case may be
Concrete meaning in bright.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included in the scope of the protection.
Claims (10)
1. a kind of disk operation condition checkout gear, for micro-wave oven, it is characterised in that
The disk operation condition checkout gear includes:Rotary tray motor, Hall sensor and controller, the electricity of the rotary tray motor
Arbor can be releasably connected with the rotating disk of the micro-wave oven, for driving the rotating disk to be rotated about axis, the hall sensing
Device is fixedly mounted in the rotary tray motor and electrically connected with the controller.
2. disk operation condition checkout gear according to claim 1, it is characterised in that also include：
Alarm device, is electrically connected with the controller.
3. disk operation condition checkout gear according to claim 2, it is characterised in that
The alarm device includes buzzer and/or indicator lamp.
4. disk operation condition checkout gear according to claim 1, it is characterised in that
The Hall sensor is Hall switch sensor.
5. disk operation condition checkout gear according to any one of claim 1 to 4, it is characterised in that
The controller is electrically connected with the rotary tray motor, for controlling the rotary tray motor start-stop.
6. disk operation condition checkout gear according to claim 5, it is characterised in that
The controller is the computer board of the micro-wave oven.
7. a kind of micro-wave oven, it is characterised in that turning including culinary art cavity, rotating disk and as any one of claim 1 to 6
Disk working state detection device, the rotating disk be located at the cooking cavity body in, and with the disk operation condition checkout gear
The motor shaft of rotary tray motor can be connected releasably.
8. a kind of disk operation condition detection method, for micro-wave oven as claimed in claim 7, it is characterised in that including：
Rotary tray motor rotational parameters are detected by Hall sensor；
Motor rotational parameters according to being detected judge whether disk operation state is normal.
9. disk operation condition detection method according to claim 8, it is characterised in that
Described detects rotary tray motor rotational parameters by Hall sensor, specifically includes：
The rotation number of turns of rotary tray motor is detected by Hall sensor；
Described judges whether disk operation state is normal, specifically includes according to the motor rotational parameters detected：
Judge whether the rotation number of turns of the rotary tray motor in preset time is less than predetermined amount；
If the determination result is YES, then judge that rotating disk has clamping stagnation；
If judged result is no, judge that rotating disk works well.
10. disk operation condition detection method according to claim 8, it is characterised in that
Described detects rotary tray motor rotational parameters by Hall sensor, specifically includes：
The rotating speed of rotary tray motor is detected by Hall sensor；
Described judges whether disk operation state is normal, specifically includes according to the motor rotational parameters detected：
Judge whether the detected value of rotary tray motor rotating speed is less than preset rotation speed；
If the determination result is YES, then judge that rotating disk has clamping stagnation；
If judged result is no, judge that rotating disk works well.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710280966.9A CN107101812A (en) | 2017-04-26 | 2017-04-26 | Disk operation condition checkout gear, micro-wave oven and disk operation condition detection method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710280966.9A CN107101812A (en) | 2017-04-26 | 2017-04-26 | Disk operation condition checkout gear, micro-wave oven and disk operation condition detection method |
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| CN107101812A true CN107101812A (en) | 2017-08-29 |
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| CN201710280966.9A Pending CN107101812A (en) | 2017-04-26 | 2017-04-26 | Disk operation condition checkout gear, micro-wave oven and disk operation condition detection method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109344809A (en) * | 2018-11-21 | 2019-02-15 | 上海交通大学 | Domestic electric appliance intelligent management system based on magnetic strength induction signal |
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Application publication date: 20170829 |