CN209149163U - Magnetic suspension temperature measuring device and cooking equipment - Google Patents
Magnetic suspension temperature measuring device and cooking equipment Download PDFInfo
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- CN209149163U CN209149163U CN201822084047.7U CN201822084047U CN209149163U CN 209149163 U CN209149163 U CN 209149163U CN 201822084047 U CN201822084047 U CN 201822084047U CN 209149163 U CN209149163 U CN 209149163U
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- 238000010411 cooking Methods 0.000 title claims abstract description 56
- 239000000725 suspension Substances 0.000 title claims abstract description 33
- 239000003990 capacitor Substances 0.000 claims description 26
- 230000001105 regulatory effect Effects 0.000 claims description 23
- 230000005669 field effect Effects 0.000 claims description 21
- 239000004065 semiconductor Substances 0.000 claims description 20
- 235000013305 food Nutrition 0.000 claims description 8
- 230000005611 electricity Effects 0.000 claims description 7
- 230000000087 stabilizing effect Effects 0.000 claims description 2
- 230000001276 controlling effect Effects 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 6
- 230000005621 ferroelectricity Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 235000013311 vegetables Nutrition 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model discloses a magnetic suspension temperature measuring device and cooking equipment, including temperature sensor, magnetic force generator and the controller that has the permanent magnet, temperature sensor sets up in cooking equipment, and magnetic force generator sets up at cooking equipment's top or bottom, and the controller is connected the position that is used for through the magnetic force size adjustment temperature sensor of control magnetic force generator with magnetic force generator and temperature sensor respectively. The utility model discloses can change the position of temperature sensor in cooking equipment to acquire the actual temperature on the different layers of cooking equipment, make the controller can control the heating mode of the heating pipe of different positions through the actual temperature on the different layers of cooking equipment and target temperature's difference, reduce the difference of different position actual temperature and target temperature, reach the effect in the whole temperature field in the reasonable control cooking equipment. In addition, cooking at different temperatures of different layers can be achieved, and user experience is improved.
Description
Technical field
The utility model belongs to the technical field of temperature sensor, and in particular to a kind of magnetic suspension temperature measuring equipment and culinary art are set
It is standby.
Background technique
Thermal field accurately control be oven designs core demand, thermal field control not only rely on heating tube reasonable combination, also according to
The quantity and position, single temperature sensor for relying temperature sensor are difficult meet demand, and multiple temperature sensors will increase into again
This.
Currently, oven in the market has that temperature is not accurate, and the temperature of oven is difficult to control, cause using
When be easy to appear the problem that food is burned, food mouthfeel is dry, influence the mouthfeel of cooking food.In addition, being carried out using existing oven
When multilayer/volume food cooking, since the food maturity that baking temperature is not cooked precisely unevenly is inconsistent, oven in the market
In the course of work, the temperature difference between difference is larger (20 DEG C~30 DEG C).When upper, middle and lower-ranking vegetable difference, three plant vegetables
For product to temperature requirements difference, oven currently on the market can not achieve the thermal field of different layers control simultaneously, and when separately cooking, need
The time cost to be waited is very high.
Utility model content
For overcome the deficiencies in the prior art, it the purpose of the utility model is to provide a kind of magnetic suspension temperature measuring equipment and cooks
It prepares food equipment.
The technical solution of the utility model is achieved in that
The utility model embodiment provides a kind of magnetic suspension temperature measuring equipment, temperature sensor, magnetic including having permanent magnet
Forcer and controller, the temperature sensor are arranged in cooking equipment, and the magnetic force generator is arranged in cooking equipment
Top or bottom, the controller connect respectively with magnetic force generator and temperature sensor for by control magnetic force generator
Magnetic force size adjustment temperature sensor position.
Preferably, the magnetic force generator is arranged one, and roof or the bottom of cooking equipment is arranged in the magnetic force generator
Surface or underface on wall and positioned at temperature sensor.
Preferably, the magnetic force generator is arranged two, and two magnetic force generators are separately positioned on cooking equipment top
Surface and underface on wall and bottom wall and positioned at temperature sensor.
It preferably, further include spring, there are two the spring settings and is located at the two sides up and down of temperature sensor,
The spring that the temperature sensor passes through upper and lower two sides respectively is connect with cooking equipment roof and bottom wall.
Preferably, the control circuit of the magnetic force generator includes the solenoid circuit and pressure regulation electricity for being provided with electromagnet
The one end on road, the solenoid circuit is connect through one end of the regulating circuit with controller, and the other end directly connects with controller
It connects.
Preferably, the solenoid circuit further include third optocoupler U3, it is phase inverter, third NPN type triode N3, second steady
Press diode D2, the 15th resistance R15, the 16th resistance R16, the 17th resistance R17；The first end of the third optocoupler U3 passes through
15th resistance R15 connects power supply, and the inverted device of second end connects controller, and third terminates regulating circuit, the 4th end all the way through the
17 resistance R17 ground connection, another way connect the base stage of third NPN type triode N3, the third NPN type through the 16th resistance R16
The collector of triode N3 is connected between third optocoupler U3 and regulating circuit through the second zener diode D2, second pressure stabilizing two
Pole pipe D2 parallel connection electromagnet, the emitter ground connection of the third NPN type triode N3.
Preferably, the regulating circuit includes the first PNP type triode P1, the first NPN type triode N1, the second positive-negative-positive
Triode P2, the second NPN type triode N2, the first metal-oxide-semiconductor field effect transistor M1, the first overvoltage protection diode D1, first resistor R1,
Second resistance R2,3rd resistor R3, the 4th resistance R4, the 6th resistance R6, the 7th resistance R7, the 8th resistance R8, the 9th resistance R9,
First electrolytic capacitor E1, the second electrolytic capacitor E2, the second inductance L2；A termination controller of the 6th resistance R6, the other end
The base stage of the first PNP type triode P1 is connect, the emitter of the first PNP type triode P1 connects+5V power supply, and collector is through the 8th
Resistance R8 connects the base stage of the second NPN type triode N2, the collector of the second NPN type triode N2 all the way successively through the 4th
Resistance R4, the first metal-oxide-semiconductor field effect transistor M1, the second inductance L2 connect solenoid circuit, and another way connects the first NPN type triode respectively
The collector of the base stage of N1, the second PNP type triode P2, the first NPN type triode N1 is connected to the 4th resistance R4 and first
Between metal-oxide-semiconductor field effect transistor M1, emitter connects the emitter of the second PNP type triode P2, concatenated 9th resistance R9 and third electricity
Resistance R3 an end be connected between the first NPN type triode N1 and the second PNP type triode P2, it is another be terminated at the 4th resistance R4 and
Between first metal-oxide-semiconductor field effect transistor M1, between the concatenated 9th resistance R9 and 3rd resistor R3 also with the first metal-oxide-semiconductor field effect transistor
M1 connection, an end of the 7th resistance R7 are connected between the 8th resistance R8 and the second NPN type triode N2, one end of second resistance R2
It is connected to the emitter of the second NPN type triode N2, the other end and the second positive-negative-positive three of the 7th resistance R7, second resistance R2
The collector of pole pipe P2 is grounded altogether, and one end of the first overvoltage protection diode D1 and the first electrolytic capacitor E1 are connected to the second electricity respectively
Feel the both ends of L2, an end of the second electrolytic capacitor E2 is connected between one end and solenoid circuit of the second inductance L2, the first over-voltage
Protection diode D1, the first electrolytic capacitor E1, the second electrolytic capacitor E2 the other end be grounded altogether；One end of the first resistor R1
Connect the base stage of the first PNP type triode P1, the emitter of the first PNP type triode P1 of another termination；The 4th resistance R4's
One end also connects power supply.
Preferably, the control circuit of the temperature sensor further includes the second metal-oxide-semiconductor field effect transistor Q2, the 21st resistance
R21, the 22nd resistance R22, the 23rd resistance R23, the 24th resistance R24, the 25th resistance R25, the 18th electricity
Hold C18；The first end of the temperature sensor all the way through the 24th resistance R24, the 22nd resistance R22, the 21st
Resistance R21 connects controller, and another way connects controller, the first end of the second metal-oxide-semiconductor field effect transistor Q2 through the 25th resistance R25
Be connected between the 24th resistance R24, the 22nd resistance R22 and connect power supply, second end access the 22nd resistance R22,
Between 21st resistance R21, third terminates one end of the 23rd resistance R23, and the 23rd the another of resistance R23 is terminated at
Between 24th resistance R24, the 25th resistance R25, an end of the 18th capacitor C18 is connected to the 1 14 resistance
Between R24, the 25th resistance R25, the second end of other end jointing temp sensor, and the 18th capacitor C18's is another
The second end of one end and temperature sensor is grounded altogether.
The utility model embodiment also provides a kind of cooking equipment, including a kind of magnetic suspension thermometric as described in above scheme
Device, the magnetic suspension temperature measuring equipment are arranged in cooking equipment.
Compared with prior art, the utility model in cooking equipment by being arranged the temperature sensor with permanent magnet, magnetic
Forcer controls the magnetic force size of magnetic force generator by controller, and control temperature sensor moves, and can change temperature
Position of the sensor in cooking equipment is spent to enable the controller to pass through to obtain the actual temperature of cooking equipment different layers
The actual temperature of cooking equipment different layers and the difference of target temperature control the heating mode of the heating tube of different location, reduce
The gap of different location actual temperature and target temperature achievees the effect that rationally to control the whole thermal field in cooking equipment.In addition,
It is also able to achieve the culinary art of different layers different temperatures, improves user experience.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram one of the magnetic suspension temperature measuring equipment of the utility model embodiment 1；
Fig. 2 is the circuit diagram of solenoid circuit in a kind of magnetic suspension temperature measuring equipment of the utility model embodiment 1；
Fig. 3 is the circuit diagram of regulating circuit in a kind of magnetic suspension temperature measuring equipment of the utility model embodiment 1；
Fig. 4 is the circuit of the control circuit of temperature sensor in a kind of magnetic suspension temperature measuring equipment of the utility model embodiment 1
Figure；
Fig. 5 is a kind of electric operation control circuit figure one of the magnetic suspension temperature measuring equipment of the utility model embodiment 1；
Fig. 6 is a kind of structural schematic diagram two of the magnetic suspension temperature measuring equipment of the utility model embodiment 2；
Fig. 7 is a kind of usage state diagram one of the magnetic suspension temperature measuring equipment of the utility model embodiment 2；
Fig. 8 is a kind of usage state diagram two of the magnetic suspension temperature measuring equipment of the utility model embodiment 2；
Fig. 9 is a kind of electric operation control circuit figure two of the magnetic suspension temperature measuring equipment of the utility model embodiment 1.
Appended drawing reference is as follows:
1 --- temperature sensor, 2 --- magnetic force generator, 21 --- electromagnet, 22 --- solenoid circuit, 23 ---
--- controller, 4 --- the cooking equipment, 5 --- spring of regulating circuit, 3.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
Embodiment 1
The utility model embodiment 1 provides a kind of magnetic suspension temperature measuring equipment, as shown in Figure 1, including the temperature with permanent magnet
Sensor 1, magnetic force generator 2 and controller 3 are spent, temperature sensor 1 is arranged in cooking equipment 4, and the setting of magnetic force generator 2 exists
The top or bottom of cooking equipment 4, controller 3 are connect respectively for by control magnetic with magnetic force generator 2 and temperature sensor 1
The position of the magnetic force size adjustment temperature sensor 1 of forcer 2.
Cooking equipment 4 is oven, steam box or scorches all-in-one machine.
Wherein, magnetic force generator 2 be arranged one, magnetic force generator 2 be arranged on the roof or bottom wall of cooking equipment 4 and
Positioned at the surface or underface of temperature sensor 1.
The control circuit of magnetic force generator 2 includes the solenoid circuit 22 and regulating circuit 23 for being provided with electromagnet 21, electricity
The one end of one end of magnet circuit 22 through regulating circuit 23 is connect with controller 3, and the other end is directly connect with controller 3.
Controller 3 can control the magnetic force size of the electromagnet 21 of magnetic force generator 2, to control the shifting of temperature sensor 1
It moves to corresponding position, magnetic force generator 2 can control temperature sensor 1 and move up and down, and detect the temperature of different layers.
It further include spring 5, there are two the settings of spring 5 and is located at the two sides up and down of temperature sensor 1, temperature sensing
Device 1 is connect by the spring 5 of upper and lower two sides with 4 roof of cooking equipment and bottom wall respectively.
The setting of spring 5 make the temperature sensor 1 with permanent magnet under the collective effect of magnetic force and spring force on move down
It is dynamic, guarantee that temperature sensor 1 is mobile in vertical direction, transverse shifting does not occur, to guarantee the movement of 1 position of temperature sensor
Accuracy guarantees measurement accuracy.
The position of the temperature sensor of existing cooking equipment is immovable, and the usual multi-level recognition of existing cooking equipment,
It is generally divided into upper layer, secondary layer and lower layer.Controller 3 controls the generation intensity of magnetic force generator 2, so that temperature sensor 1 suspends
Height changes, and can monitor the real time temperature of upper, middle and lower-ranking, to realize three layers of different temperature control systems.As needed,
Temperature sensor 1 can be in upper and lower limits, and arbitrary point suspends, to realize multipoint temperature monitoring.
The control circuit of magnetic force generator 2 includes solenoid circuit 22 and regulating circuit 23.
With reference to Fig. 2, solenoid circuit 22 includes being provided with electromagnet 21, third optocoupler U3, phase inverter, third NPN type three
Pole pipe N3, the second zener diode D2, the 15th resistance R15, the 16th resistance R16, the 17th resistance R17.
Specifically, the first end of third optocoupler U3 connects power supply through the 15th resistance R15, and the inverted device of second end connects controller
3, third terminates regulating circuit 23, and the 4th end is grounded through the 17th resistance R17 all the way, and another way connects through the 16th resistance R16
The collector of the base stage of third NPN type triode N3, third NPN type triode N3 is connected to third light through the second zener diode D2
Between coupling U3 and regulating circuit 23, the second zener diode D2 parallel connection electromagnet 21, the emitter of third NPN type triode N3 is connect
Ground.
With reference to Fig. 3, regulating circuit 23 includes the first PNP type triode P1, the first NPN type triode N1, the second positive-negative-positive three
Pole pipe P2, the second NPN type triode N2, the first metal-oxide-semiconductor field effect transistor M1, the first overvoltage protection diode D1, first resistor R1,
Two resistance R2,3rd resistor R3, the 4th resistance R4, the 6th resistance R6, the 7th resistance R7, the 8th resistance R8, the 9th resistance R9,
One electrolytic capacitor E1, the second electrolytic capacitor E2, the second inductance L2.
Specifically, a termination controller 3 of the 6th resistance R6, the base stage of the first PNP type triode P1 of another termination, first
The emitter of PNP type triode P1 connects+5V power supply, and collector connects the base stage of the second NPN type triode N2 through the 8th resistance R8, the
The collector of two NPN type triode N2 successively connects through the 4th resistance R4, the first metal-oxide-semiconductor field effect transistor M1, the second inductance L2 all the way
Solenoid circuit 22, another way connect the base stage of the first NPN type triode N1, the second PNP type triode P2, the first NPN type respectively
The collector of triode N1 is connected between the 4th resistance R4 and the first metal-oxide-semiconductor field effect transistor M1, and emitter connects the second PNP type triode
One end of the emitter of P2, concatenated 9th resistance R9 and 3rd resistor R3 is connected to the first NPN type triode N1 and the second positive-negative-positive
It is another to be terminated between the 4th resistance R4 and the first metal-oxide-semiconductor field effect transistor M1 between triode P2, concatenated 9th resistance R9 and
It is also connect with the first metal-oxide-semiconductor field effect transistor M1 between three resistance R3, an end of the 7th resistance R7 is connected to the 8th resistance R8 and the 2nd NPN
Between type triode N2, an end of second resistance R2 is connected to the emitter of the second NPN type triode N2, the 7th resistance R7,
The collector of the other end of second resistance R2 and the second PNP type triode P2 are grounded altogether, the first overvoltage protection diode D1 and
One end of one electrolytic capacitor E1 is connected to the both ends of the second inductance L2 respectively, and an end of the second electrolytic capacitor E2 is connected to the second inductance L2
One end and solenoid circuit 22 between, the first overvoltage protection diode D1, the first electrolytic capacitor E1, the second electrolytic capacitor E2
The other end is grounded altogether；The base stage of a first PNP type triode P1 of termination of first resistor R1, another termination three pole of the first positive-negative-positive
The emitter of pipe P1；One end of the 4th resistance R4 also connects power supply.
With reference to Fig. 4, the control circuit of temperature sensor 1 includes temperature sensor 1, the second metal-oxide-semiconductor field effect transistor Q2, the 20th
One resistance R21, the 22nd resistance R22, the 23rd resistance R23, the 24th resistance R24, the 25th resistance R25,
18 capacitor C18.
Specifically, the first end of temperature sensor 1 all the way through the 24th resistance R24, the 22nd resistance R22,
21 resistance R21 connect controller 3, and another way connects controller 3 through the 25th resistance R25, and the of the second metal-oxide-semiconductor field effect transistor Q2
One end is connected between the 1 14 resistance R24, the 22nd resistance R22 and connects power supply, and second end accesses the 22nd resistance
Between R22, the 21st resistance R21, third terminates one end of the 23rd resistance R23, the other end of the 23rd resistance R23
It is connected between the 24th resistance R24, the 25th resistance R25, an end of the 18th capacitor C18 is connected to the 1 14 resistance
Between R24, the 25th resistance R25, the second end of other end jointing temp sensor 1, and the other end of the 18th capacitor C18
It is grounded altogether with the second end of temperature sensor 1.
With reference to Fig. 5, a kind of control circuit for magnetic suspension temperature measuring equipment that embodiment 1 provides includes controller 3, electromagnetism ferroelectricity
Road 22, regulating circuit 23 and temperature sensor 1 control circuit, the output end and tune of the pulse width modulating signal of controller 3
Volt circuit 23 connects, and the output end of the magnetic switch signal of controller 3 is connect with solenoid circuit 22, and controller 3 also sets up two
A port being connect with temperature sensor 1.
Embodiment 2
The utility model embodiment 2 provides a kind of magnetic suspension temperature measuring equipment, with reference to Fig. 6, the temperature including having permanent magnet
Sensor 1, magnetic force generator 2 and controller 3, temperature sensor 1 are arranged in cooking equipment 4, and the setting of magnetic force generator 2 is being cooked
The top or bottom of equipment of preparing food 4, controller 3 are connect respectively for by control magnetic force with magnetic force generator 2 and temperature sensor 1
The position of the magnetic force size adjustment temperature sensor 1 of generator 2.
Cooking equipment 4 is oven, steam box or scorches all-in-one machine.
Wherein, magnetic force generator 2 be arranged two, two magnetic force generators 2 be separately positioned on 4 roof of cooking equipment and
Surface and underface on bottom wall and positioned at temperature sensor 1.
Two magnetic force generators 2 are separately positioned on the surface and underface of temperature sensor 1, can provide as needed
Different electromagnetic force combinations, guarantee the moving distance of temperature sensor 1, while the surface and just of temperature sensor 1 is arranged in
Lower section can guarantee that temperature sensor 1 is mobile in vertical direction.
The control circuit of magnetic force generator 2 includes the solenoid circuit 22 and regulating circuit 23 for being provided with electromagnet 21, electricity
The one end of one end of magnet circuit 22 through regulating circuit 23 is connect with controller 3, and the other end is directly connect with controller 3.
Controller 3 can control the magnetic force size of the electromagnet 21 of magnetic force generator 2, to control the shifting of temperature sensor 1
It moves to corresponding position, magnetic force generator 2 can control temperature sensor 1 and move up and down, and detect the temperature of different layers.
It further include spring 5, there are two the settings of spring 5 and is located at the two sides up and down of temperature sensor 1, temperature sensing
Device 1 is connect by the spring 5 of upper and lower two sides with 4 roof of cooking equipment and bottom wall respectively.
The setting of spring 5, make the temperature sensor 1 with permanent magnet under the collective effect of magnetic force and spring force on move down
It is dynamic, it can be further ensured that temperature sensor 1 is mobile in vertical direction, transverse shifting not occur, to guarantee temperature sensor 1
The mobile accuracy in position, guarantees measurement accuracy.
The position of the temperature sensor of existing cooking equipment is immovable, and the usual multi-level recognition of existing cooking equipment,
It is generally divided into upper layer, secondary layer and lower layer.
With reference to Fig. 7 and 8, controller 3 controls the generation intensity of upper and lower two magnetic force generators 2, so that temperature sensor 1 is outstanding
Floating height changes, and can monitor the real time temperature of upper, middle and lower-ranking, to realize three layers of different temperature control systems.If necessary
The temperature of cooking equipment lower layer is detected, then controls the generation intensity of two magnetic force generators 2 up and down, keeps temperature sensor 1 downward
It is moved to lower layer position, if necessary to detect the temperature on cooking equipment upper layer, then controls the generation of two magnetic force generators 2 up and down
Intensity makes temperature sensor 1 be moved upward to topside position, as needed, temperature sensor 1 can in upper and lower limits,
Arbitrary point suspends, to realize multipoint temperature monitoring.
With reference to Fig. 9, a kind of control circuit for magnetic suspension temperature measuring equipment that embodiment 2 provides includes controller 3, electromagnetism ferroelectricity
Road 22, regulating circuit 23 and temperature sensor 1 control circuit, the setting of controller 3 is defeated there are two pulse width modulating signal
The output end of outlet, two magnetic switch signals, the corresponding control circuit of a magnetic force generator 2, the control of magnetic force generator 2
Circuit processed includes solenoid circuit 22, regulating circuit 23, the output of regulating circuit 23 and the pulse width modulating signal of controller 3
End connection, solenoid circuit 22 are connect with the output end of the magnetic switch signal of controller 3, and controller 3 also sets up two and temperature
Spend the port that sensor 1 connects.
The utility model passes through control by the way that the temperature sensor with permanent magnet, magnetic force generator are arranged in cooking equipment
The magnetic force size of device control magnetic force generator processed, control temperature sensor move, can change temperature sensor and cook
Position in equipment enables the controller to obtain the actual temperature of cooking equipment different layers through cooking equipment different layers
Actual temperature and target temperature difference, control the heating mode of the heating tube of different location, reduce the practical temperature of different location
The gap of degree and target temperature achievees the effect that rationally to control the whole thermal field in cooking equipment.Moreover it is possible to realize different layers
The culinary art of different temperatures improves user experience.
Embodiment 3
The utility model embodiment 2 provides a kind of cooking equipment, including such as embodiment 1 or a kind of magnetic as described in example 2
Suspension temperature measuring equipment, magnetic suspension temperature measuring equipment are arranged in cooking equipment 4.
Cooking equipment 4 is oven, steam box or scorches all-in-one machine.
Temperature sensor 1 with permanent magnet is arranged in cooking equipment 4, and the two sides up and down of temperature sensor 1 pass through bullet
Spring is connect with the roof of cooking equipment 4 and bottom wall, at least one is arranged in magnetic force generator 2, and the setting of magnetic force generator 2 is set in culinary art
On standby 4 roof or/and bottom wall, controller 3 is connect respectively for by control magnetic with magnetic force generator 2 and temperature sensor 1
The position of the magnetic force size adjustment temperature sensor 1 of forcer 2.
The above, the only preferred embodiment of the utility model, are not intended to limit the protection of the utility model
Range.
Claims (9)
1. a kind of magnetic suspension temperature measuring equipment, which is characterized in that temperature sensor (1), magnetic force generator including having permanent magnet
(2) it is arranged in cooking equipment (4) with controller (3), the temperature sensor (1), magnetic force generator (2) setting is being cooked
The top or bottom of equipment of preparing food (4), the controller (3) connect and are used for magnetic force generator (2) and temperature sensor (1) respectively
By the position for controlling magnetic force size adjustment temperature sensor (1) of magnetic force generator (2).
2. a kind of magnetic suspension temperature measuring equipment according to claim 1, which is characterized in that magnetic force generator (2) setting
One, the magnetic force generator (2) is arranged on the roof or bottom wall of cooking equipment (4) and is located at temperature sensor (1)
Surface or underface.
3. a kind of magnetic suspension temperature measuring equipment according to claim 1, which is characterized in that magnetic force generator (2) setting
Two, two magnetic force generators (2) are separately positioned on cooking equipment (4) roof and bottom wall and are located at temperature sensor
(1) surface and underface.
4. a kind of magnetic suspension temperature measuring equipment according to claim 2 or 3, which is characterized in that it further include spring (5), it is described
There are two spring (5) settings and is located at the two sides up and down of temperature sensor (1), and the temperature sensor (1) is led to respectively
The spring (5) for crossing two sides up and down is connect with cooking equipment (4) roof and bottom wall.
5. a kind of magnetic suspension temperature measuring equipment according to claim 4, which is characterized in that the control of the magnetic force generator (2)
Circuit processed includes the solenoid circuit (22) and regulating circuit (23) for being provided with electromagnet (21), the solenoid circuit (22)
The one end of one end through the regulating circuit (23) is connect with controller (3), and the other end is directly connect with controller (3).
6. a kind of magnetic suspension temperature measuring equipment according to claim 5, which is characterized in that the solenoid circuit (22) is also wrapped
Include third optocoupler U3, phase inverter, third NPN type triode N3, the second zener diode D2, the 15th resistance R15, the 16th electricity
Hinder R16, the 17th resistance R17；The first end of the third optocoupler U3 connects power supply through the 15th resistance R15, and second end is inverted
Device connects controller (3), and third terminates regulating circuit (23), and the 4th end is grounded through the 17th resistance R17 all the way, and another way is through the
16 resistance R16 connect the base stage of third NPN type triode N3, and the collector of the third NPN type triode N3 is through the second pressure stabilizing
Diode D2 is connected between third optocoupler U3 and regulating circuit (23), the second zener diode D2 parallel connection electromagnet (21),
The emitter of the third NPN type triode N3 is grounded.
7. a kind of magnetic suspension temperature measuring equipment according to claim 6, which is characterized in that the regulating circuit (23) includes the
One PNP type triode P1, the first NPN type triode N1, the second PNP type triode P2, the second NPN type triode N2, the first MOS
Field-effect tube M1, the first overvoltage protection diode D1, first resistor R1, second resistance R2,3rd resistor R3, the 4th resistance R4,
6th resistance R6, the 7th resistance R7, the 8th resistance R8, the 9th resistance R9, the first electrolytic capacitor E1, the second electrolytic capacitor E2,
Two inductance L2；Termination controller (3) of the 6th resistance R6, the base stage of the first PNP type triode P1 of another termination are described
The emitter of first PNP type triode P1 connects+5V power supply, and collector connects the base of the second NPN type triode N2 through the 8th resistance R8
Pole, the collector of the second NPN type triode N2 all the way successively through the 4th resistance R4, the first metal-oxide-semiconductor field effect transistor M1, second
Inductance L2 connects solenoid circuit (22), and another way connects the base stage of the first NPN type triode N1, the second PNP type triode P2 respectively,
The collector of the first NPN type triode N1 is connected between the 4th resistance R4 and the first metal-oxide-semiconductor field effect transistor M1, and emitter connects
One end of the emitter of two PNP type triode P2, concatenated 9th resistance R9 and 3rd resistor R3 is connected to the first NPN type triode
It is another to be terminated between the 4th resistance R4 and the first metal-oxide-semiconductor field effect transistor M1 between N1 and the second PNP type triode P2, the string
It is also connect with the first metal-oxide-semiconductor field effect transistor M1 between the 9th resistance R9 and 3rd resistor R3 of connection, an end of the 7th resistance R7 is connected to
Between 8th resistance R8 and the second NPN type triode N2, an end of second resistance R2 is connected to the transmitting of the second NPN type triode N2
The collector of pole, the 7th resistance R7, the other end of second resistance R2 and the second PNP type triode P2 is grounded altogether, the first mistake
One end of pressure protection diode D1 and the first electrolytic capacitor E1 is connected to the both ends of the second inductance L2 respectively, the second electrolytic capacitor E2's
One end is connected between one end and solenoid circuit of the second inductance L2, the first overvoltage protection diode D1, the first electrolytic capacitor E1,
The other end of second electrolytic capacitor E2 is grounded altogether；The base stage of a first PNP type triode P1 of termination of the first resistor R1, separately
The emitter of one the first PNP type triode P1 of termination；One end of the 4th resistance R4 also connects power supply.
8. a kind of magnetic suspension temperature measuring equipment according to claim 7, which is characterized in that the control of the temperature sensor (1)
Circuit processed further includes the second metal-oxide-semiconductor field effect transistor Q2, the 21st resistance R21, the 22nd resistance R22, the 23rd resistance
R23, the 24th resistance R24, the 25th resistance R25, the 18th capacitor C18；The first end of the temperature sensor (1)
Controller (3) are connect through the 24th resistance R24, the 22nd resistance R22, the 21st resistance R21 all the way, another way is through second
15 resistance R25 connect controller (3), and the first end of the second metal-oxide-semiconductor field effect transistor Q2 is connected to the 1 14 resistance R24, second
Between 12 resistance R22 and power supply is connect, second end accesses between the 22nd resistance R22, the 21st resistance R21, third
One end of the 23rd resistance R23 is terminated, the another of the 23rd resistance R23 is terminated at the 24th resistance R24, the 25th
Between resistance R25, an end of the 18th capacitor C18 is connected between the 1 14 resistance R24, the 25th resistance R25, separately
The second end of one end jointing temp sensor (1), and the of the other end of the 18th capacitor C18 and temperature sensor (1)
Two ends are grounded altogether.
9. a kind of cooking equipment, which is characterized in that including a kind of magnetic suspension thermometric dress as described in claim 1-8 any one
It sets, the magnetic suspension temperature measuring equipment setting is in cooking equipment (4).
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110209218A (en) * | 2018-12-12 | 2019-09-06 | 华帝股份有限公司 | Magnetic suspension temperature measuring device and cooking equipment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110209218A (en) * | 2018-12-12 | 2019-09-06 | 华帝股份有限公司 | Magnetic suspension temperature measuring device and cooking equipment |
| CN110209218B (en) * | 2018-12-12 | 2024-03-29 | 华帝股份有限公司 | Magnetic suspension temperature measuring device and cooking equipment |
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