CN110209218A - Magnetic suspension temperature measuring device and cooking equipment - Google Patents
Magnetic suspension temperature measuring device and cooking equipment Download PDFInfo
- Publication number
- CN110209218A CN110209218A CN201811520895.6A CN201811520895A CN110209218A CN 110209218 A CN110209218 A CN 110209218A CN 201811520895 A CN201811520895 A CN 201811520895A CN 110209218 A CN110209218 A CN 110209218A
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- type triode
- temperature sensor
- magnetic force
- controller
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- 238000010411 cooking Methods 0.000 title claims abstract description 56
- 239000000725 suspension Substances 0.000 title claims abstract description 33
- 230000000694 effects Effects 0.000 claims abstract description 6
- 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 20
- 239000004065 semiconductor Substances 0.000 claims description 20
- 230000005611 electricity Effects 0.000 claims description 11
- 235000013305 food Nutrition 0.000 claims description 6
- 230000001276 controlling effect Effects 0.000 claims description 2
- 230000000087 stabilizing effect Effects 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 abstract description 7
- 238000010586 diagram Methods 0.000 description 7
- 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
Classifications
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J37/00—Baking; Roasting; Grilling; Frying
- A47J37/06—Roasters; Grills; Sandwich grills
- A47J37/0623—Small-size cooking ovens, i.e. defining an at least partially closed cooking cavity
- A47J37/0629—Small-size cooking ovens, i.e. defining an at least partially closed cooking cavity with electric heating elements
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/14—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations
- G01K1/146—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations arrangements for moving thermometers to or from a measuring position
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K2207/00—Application of thermometers in household appliances
Abstract
The invention discloses a magnetic suspension temperature measuring device and cooking equipment, which comprise a temperature sensor with a permanent magnet, a magnetic force generator and a controller, wherein the temperature sensor is arranged in the cooking equipment, the magnetic force generator is arranged at the top or the bottom of the cooking equipment, and the controller is respectively connected with the magnetic force generator and the temperature sensor and is used for adjusting the position of the temperature sensor by controlling the magnetic force of the magnetic force generator. The invention can change the position of the temperature sensor in the cooking equipment, thereby acquiring the actual temperature of different layers of the cooking equipment, and the controller can control the heating modes of the heating pipes at different positions through the difference between the actual temperature and the target temperature of different layers of the cooking equipment, reduce the difference between the actual temperature and the target temperature at different positions and achieve the effect of reasonably controlling the overall temperature field in the cooking equipment. In addition, cooking at different temperatures of different layers can be achieved, and user experience is improved.
Description
Technical field
The invention belongs to the technical fields of temperature sensor, and in particular to a kind of magnetic suspension temperature measuring equipment and cooking equipment.
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.
Summary of the invention
For overcome the deficiencies in the prior art, the purpose of the present invention is intended to provide a kind of magnetic suspension temperature measuring equipment and culinary art is set
It is standby.
The technical scheme of the present invention is realized as follows:
The embodiment of the present invention provides a kind of magnetic suspension temperature measuring equipment, including temperature sensor, magnetic force hair with permanent magnet
Raw device and controller, the temperature sensor are arranged in cooking equipment, and the top of cooking equipment is arranged in the magnetic force generator
Portion or bottom, the controller are connect respectively for the magnetic by control magnetic force generator with magnetic force generator and temperature sensor
The position of power size adjustment temperature sensor.
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 embodiment of the present invention also provides a kind of cooking equipment, including a kind of magnetic suspension thermometric dress as described in above scheme
It sets, the magnetic suspension temperature measuring equipment is arranged in cooking equipment.
Compared with prior art, the present invention in cooking equipment by being arranged the temperature sensor with permanent magnet, magnetic force hair
Raw device controls the magnetic force size of magnetic force generator by controller, and control temperature sensor moves, and can change temperature biography
Position of the sensor in cooking equipment enables the controller to pass through culinary art to obtain the actual temperature of cooking equipment different layers
The actual temperature of equipment different layers and the difference of target temperature control the heating mode of the heating tube of different location, reduce different
The gap of position actual temperature and target temperature achievees the effect that rationally to control the whole thermal field in cooking equipment.Moreover it is possible to
It realizes the culinary art of different layers different temperatures, improves user experience.
Detailed description of the invention
Fig. 1 is the structural schematic diagram one of 1 magnetic suspension temperature measuring equipment of the embodiment of the present invention；
Fig. 2 is the circuit diagram of solenoid circuit in 1 magnetic suspension temperature measuring equipment of the embodiment of the present invention；
Fig. 3 is the circuit diagram of regulating circuit in 1 magnetic suspension temperature measuring equipment of the embodiment of the present invention；
Fig. 4 is the circuit diagram of the control circuit of temperature sensor in 1 magnetic suspension temperature measuring equipment of the embodiment of the present invention；
Fig. 5 is the electric operation control circuit figure one of 1 magnetic suspension temperature measuring equipment of the embodiment of the present invention；
Fig. 6 is the structural schematic diagram two of 2 magnetic suspension temperature measuring equipment of the embodiment of the present invention；
Fig. 7 is the usage state diagram one of 2 magnetic suspension temperature measuring equipment of the embodiment of the present invention；
Fig. 8 is the usage state diagram two of 2 magnetic suspension temperature measuring equipment of the embodiment of the present invention；
Fig. 9 is the electric operation control circuit figure two of 1 magnetic suspension temperature measuring equipment of the embodiment of the present invention.
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 objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
Embodiment 1
The embodiment of the present invention 1 provides a kind of magnetic suspension temperature measuring equipment, as shown in Figure 1, including that the temperature with permanent magnet passes
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 4, controller 3 are connect respectively for by control magnetic force hair with magnetic force generator 2 and temperature sensor 1
The position of the magnetic force size adjustment temperature sensor 1 of raw device 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 embodiment of the present invention 2 provides a kind of magnetic suspension temperature measuring equipment, with reference to Fig. 6, the temperature sensing including having permanent magnet
Device 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 set in culinary art
Standby 4 top or bottom, controller 3 are connect respectively for by controlling magnetic force with magnetic force generator 2 and temperature sensor 1
The position of the magnetic force size adjustment temperature sensor 1 of device 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 present invention passes through controller by the way that the temperature sensor with permanent magnet, magnetic force generator are arranged in cooking equipment
The magnetic force size of magnetic force generator is controlled, control temperature sensor moves, and can change temperature sensor in cooking equipment
Interior position enables the controller to the reality by cooking equipment different layers to obtain the actual temperature of cooking equipment different layers
The difference of border temperature and target temperature, controls the heating mode of the heating tube of different location, reduce different location actual temperature with
The gap of target temperature achievees the effect that rationally to control the whole thermal field in cooking equipment.Moreover it is possible to realize different layers difference
The culinary art of temperature improves user experience.
Embodiment 3
The embodiment of the present invention 2 provides a kind of cooking equipment, including such as embodiment 1 or a kind of magnetic suspension as described in example 2
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 foregoing is only a preferred embodiment of the present invention, is not intended to limit the scope of the present invention.
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. magnetic suspension temperature measuring equipment according to claim 1, which is characterized in that the magnetic force generator (2) is arranged one,
The magnetic force generator (2) is arranged on the roof or bottom wall of cooking equipment (4) and is located at the surface of temperature sensor (1)
Or underface.
3. magnetic suspension temperature measuring equipment according to claim 1, which is characterized in that the magnetic force generator (2) is arranged 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. magnetic suspension temperature measuring equipment according to claim 2 or 3, which is characterized in that further include spring (5), the spring
(5) it is arranged there are two and is located at the two sides up and down of temperature sensor (1), the temperature sensor (1) is respectively by upper
The spring (5) of lower two sides is connect with cooking equipment (4) roof and bottom wall.
5. magnetic suspension temperature measuring equipment according to claim 4, which is characterized in that the control electricity of the magnetic force generator (2)
Road includes the solenoid circuit (22) and regulating circuit (23) for being provided with electromagnet (21), one end of the solenoid circuit (22)
One end through the regulating circuit (23) is connect with controller (3), and the other end is directly connect with controller (3).
6. magnetic suspension temperature measuring equipment according to claim 5, which is characterized in that the solenoid circuit (22) further includes
Three optocoupler U3, phase inverter, third NPN type triode N3, the second zener diode D2, the 15th resistance R15, the 16th resistance
R16, the 17th resistance R17；The first end of the third optocoupler U3 connects power supply, the inverted device of second end through the 15th resistance R15
It 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 is through the tenth
Six 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 two
Pole pipe D2 is connected between third optocoupler U3 and regulating circuit (23), the second zener diode D2 parallel connection electromagnet (21), institute
State the emitter ground connection of third NPN type triode N3.
7. magnetic suspension temperature measuring equipment according to claim 6, which is characterized in that the regulating circuit (23) includes first
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
Effect pipe M1, the first overvoltage protection diode D1, first resistor R1, second resistance R2,3rd resistor R3, the 4th resistance R4,
Six resistance R6, the 7th resistance R7, the 8th resistance R8, the 9th resistance R9, the first electrolytic capacitor E1, the second electrolytic capacitor E2, second
Inductance L2；Termination controller (3) of the 6th resistance R6, the base stage of the first PNP type triode P1 of another termination, described the
The emitter of one 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 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 electricity
Sense L2 connects solenoid circuit (22), and another way meets the base stage of the first NPN type triode N1, the second PNP type triode P2, institute respectively
The collector for stating 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 second
One end of the emitter of PNP type triode P2, concatenated 9th resistance R9 and 3rd resistor R3 is connected to the first NPN type triode N1
And second between PNP type triode P2, another to be terminated between the 4th resistance R4 and the first metal-oxide-semiconductor field effect transistor M1, the series connection
The 9th resistance R9 and 3rd resistor R3 between also connect with the first metal-oxide-semiconductor field effect transistor M1, an end of the 7th resistance R7 is connected to
Between eight 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. magnetic suspension temperature measuring equipment according to claim 7, which is characterized in that the control electricity of the temperature sensor (1)
Road further includes the second metal-oxide-semiconductor field effect transistor Q2, the 21st resistance R21, the 22nd resistance R22, the 23rd resistance R23,
24 resistance R24, the 25th resistance R25, the 18th capacitor C18；The first end of the temperature sensor (1) passes through all the way
24th resistance R24, the 22nd resistance R22, the 21st resistance R21 connect controller (3), and another way is through the 25th electricity
Resistance R25 connects controller (3), and the first end of the second metal-oxide-semiconductor field effect transistor Q2 is connected to the 1 14 resistance R24, the 22nd electricity
Between resistance R22 and connect power supply, second end accesses between the 22nd resistance R22, the 21st resistance R21, third termination the
One end of 23 resistance R23, the another of the 23rd resistance R23 are terminated at the 24th resistance R24, the 25th resistance
Between R25, an end of the 18th capacitor C18 is connected between the 1 14 resistance R24, the 25th resistance R25, the other end
The second end of jointing temp sensor (1), and the second end of the other end of the 18th capacitor C18 and temperature sensor (1)
Ground connection altogether.
9. a kind of cooking equipment, which is characterized in that including the magnetic suspension temperature measuring equipment as described in claim 1-8 any one,
The magnetic suspension temperature measuring equipment setting is in cooking equipment (4).
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| CN201811520895.6A CN110209218B (en) | 2018-12-12 | 2018-12-12 | Magnetic suspension temperature measuring device and cooking equipment |
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| CN201811520895.6A CN110209218B (en) | 2018-12-12 | 2018-12-12 | Magnetic suspension temperature measuring device and cooking equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021102861A1 (en) * | 2019-11-26 | 2021-06-03 | 江西联创光电超导应用有限公司 | Method for heating conductor blank and apparatus |
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| CN110209218B (en) | 2024-03-29 |
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