CN101749762A - Temperature sensor of microwave oven - Google Patents
Temperature sensor of microwave oven Download PDFInfo
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- CN101749762A CN101749762A CN200810153731A CN200810153731A CN101749762A CN 101749762 A CN101749762 A CN 101749762A CN 200810153731 A CN200810153731 A CN 200810153731A CN 200810153731 A CN200810153731 A CN 200810153731A CN 101749762 A CN101749762 A CN 101749762A
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Abstract
The invention relates to a temperature sensor of a microwave oven, which comprises a sensor probe, a sensor shell, a fixing part and an angle adjustment part; the sensor shell comprises a shell; the sensor probe is contained in the shell; the bottom side of the shell is provided with an opening, so that the sensor probe receives signals from the opening; the fixing part has a curved surface matched with the radian on the lateral rear side of a furnace chamber; the sensor shell is tightly fixed on the lateral rear part of the furnace chamber, so that the sensor probe is kept stable; the angle adjustment part is connected with the shell and the fixing part; and the setting direction of the fixing part is adjusted, so that the center of the sensor probe aims to the center of a food tray in the microwave oven. Therefore, the sensor probe is provided with a very good field of view, and the measurement results of the temperature sensor are close to the actual status of food heating so as to precisely control the heating process.
Description
Technical field
The invention belongs to the technical field of micro-wave oven, be specifically related to a kind of circular furnace chamber proceeds posterolateral that sensor outer housing closely is fixed on micro-wave oven, thereby make the center of meal tray in the centrally aligned micro-wave oven of sensor probe, effectively reduce the temperature sensor of micro-wave oven of the error of sensor feedback temperature signal.
Technical background
Micro-wave oven is that magnetron produces microwave behind power connection, and these microwave irradiations on heating objects such as food and the device of cooking food.Such micro-wave oven can be divided into home-use micro-wave oven that is equipped with small-sized magnetron and the commerce micro-wave oven that is equipped with large-scale or a plurality of magnetrons.Micro-wave oven can also be divided into home-use micro-wave oven according to the mode of heat food and generally adopt rotation to fill the glass rotating disk mode of food, and commerce mainly adopts the figure of confusion mode of scattered radiation microwave with micro-wave oven.Commercial mainly be applicable to the convenience store that utilization rate is high and the food supply retail shop of cooking food at short notice, so generally need the high relatively output of more home-use micro-wave oven with micro-wave oven.
Fig. 1 is the microwave oven structure schematic diagram; Fig. 2 is the scheme of installation of a kind of temperature sensor of micro-wave oven in the prior art; Fig. 3 is the scheme of installation of the temperature sensor of another kind of micro-wave oven in the prior art.
As shown in Figure 1 to Figure 3, micro-wave oven comprises by the shell that forms outward appearance, furnace chamber 20 and is positioned at the electricity storage chamber 30 of furnace chamber 20 right side sides, also comprises the door 40 that is located at furnace chamber 20 fronts.Right-hand member at the lateral surface of door 40 is provided with handle, and the two ends of handle are screwed with door 40 and are connected.Shell forms the micro-wave oven outward appearance, also plays the effect of the inner furnace chamber 20 of protection simultaneously, so shell generally will be made of the steel plate with certain intensity.Shell comprises the rear board 17 at the base plate 13 below the top panel 11 of the top and two sides that cover furnace chamber 20 simultaneously, protection, the front panel 15 that forms furnace chamber 20 fronts and protection furnace chamber 20 back sides.Furnace chamber 20 is spaces of cooking such as cooking food thing, constitutes the food after both can having put into food and take out the cooking from opening the place ahead of furnace chamber 20 by the tetragonal chest of front openings.There is certain space the right side side of furnace chamber 20, and this space is to be the electricity storage chamber 30 that electronic unit is set, and electricity storage chamber 30 inside are provided with a plurality of electronic units such as transformer 31, magnetron 33, capacitor 37.Be provided with control panel assembly 26 in the front of electricity storage chamber 30.In furnace chamber, be provided with rotatable pallet 60.
In addition, the inside of electricity storage chamber 30 is provided with demarcation strip 39 between transformer 31 and radiator fan 35.Transformer 31, radiator fan 35, capacitor 37 and demarcation strip 39 be fixed on sub-panel above.Between sub-panel and base plate 13 top at intervals.
In a plurality of electronic units, transformer 31 and magnetron 33 produce the microwave of irradiation furnace chamber 20 inside.Electronic unit generates heat in the process that produces microwave, so in the time of cooking food, the temperature of electricity storage chamber 30 rises.Need to suck extraneous air for the electricity storage chamber 30 of cooling off heating by radiator fan 35.
In the temperature sensor 70 of the micro-wave oven of prior art, sensor probe 71 is arranged on the outer sidewall of the furnace chamber 20 of micro-wave oven or is arranged on the top of furnace chamber, see through the peephole that forms on the furnace chamber and receive the infrared signal that food sends in the furnace chamber and measure food temperature, temperature signal is converted to the controller that the signal of telecommunication is input to micro-wave oven; Sensor outer housing 72 holds protection and fixation of sensor probe.
But, there is following problem in the prior art:
In the prior art in the temperature sensor of micro-wave oven, sensor outer housing is fixed on the outer sidewall of the furnace chamber of micro-wave oven or is arranged on the top of furnace chamber, this temperature sensor and fixed form only are applicable to square furnace chamber or leave the micro-wave oven of enough remaining spaces at the top of furnace chamber, for the micro-wave oven that adopts circular furnace chamber, temperature sensor set-up mode of the prior art can't be obtained field range preferably, and for circular furnace chamber, the existing sensors installation method is also also inapplicable.
Summary of the invention
The present invention provides a kind of circular furnace chamber proceeds posterolateral that sensor outer housing closely is fixed on micro-wave oven for solving the technical problem that exists in the prior art, thereby make the center of meal tray in the centrally aligned micro-wave oven of sensor probe, effectively reduce the temperature sensor of micro-wave oven of the error of sensor feedback temperature signal.
The technical scheme that the present invention takes for the technical problem that exists in the solution prior art is:
The temperature sensor of micro-wave oven of the present invention, comprise: sensor probe, be arranged on outside the furnace chamber of micro-wave oven, see through the peephole that forms on the furnace chamber and receive the infrared signal that food sends in the furnace chamber and measure food temperature, temperature signal is converted to the controller that the signal of telecommunication is input to micro-wave oven; Sensor outer housing holds protection and fixation of sensor probe, and sensor outer housing comprises: housing, and hold sensor probe in inside, and on the bottom surface of housing, opening is set, make sensor probe received signal from opening; Fixed part forms the curved surface match with oven cavity side rear radian, and sensor outer housing closely is fixed on the rear flank portion of furnace chamber, makes sensor probe keep stablizing; Angle adjusting part connects housing and fixed part, adjusts the orientation that is provided with of fixed part, makes the center of the interior meal tray of centrally aligned micro-wave oven of sensor probe.
The present invention can also adopt following technical measures:
Housing in the described sensor outer housing, fixed part and angle adjusting part are formed as one.
The arc-shaped curved surface top of described fixed part is bent to form the plane of fitting with the furnace chamber mural margin, by screw fixed part is connected with furnace chamber.
Described angle adjusting part makes between fixed part and housing and forms angle, guarantees that the bottom surface of housing is parallel with the tangential direction of meal tray.
Advantage and good effect that the present invention has are:
In the temperature sensor of micro-wave oven of the present invention, form the curved surface that matches with oven cavity side rear radian at fixed part, sensor outer housing closely is fixed on the rear flank portion of furnace chamber, make sensor probe keep stable, connect housing and fixed part with angle adjusting part, adjust the orientation that is provided with of fixed part, make the center of the interior meal tray of centrally aligned micro-wave oven of sensor probe, effectively reduce the error of sensor feedback temperature signal.The present invention can make temperature sensor be arranged at the rear flank portion in circular furnace chamber, closely cooperate with circular furnace chamber radian on the corner, thereby make sensor probe obtain good field range, make sensor probe sample point as much as possible all drop on the food, the sample point that covers fully on the food is many more, the temperature distribution state of each point just can be got over all sidedly and obtain on the food, also just approaches the actual state of food heating more, thereby heating process is controlled accurately.
Description of drawings
Fig. 1 is the microwave oven structure schematic diagram;
Fig. 2 is the scheme of installation of a kind of temperature sensor of micro-wave oven in the prior art;
Fig. 3 is the scheme of installation of the temperature sensor of another kind of micro-wave oven in the prior art;
Fig. 4 is the schematic diagram of the temperature sensor shell of micro-wave oven of the present invention;
Fig. 5 is the front view of the temperature sensor shell of micro-wave oven of the present invention;
Fig. 6 is the side view of the temperature sensor shell of micro-wave oven of the present invention;
Fig. 7 is the scheme of installation of the temperature sensor of micro-wave oven of the present invention.
The specific embodiment
It is following that the present invention is described in detail with reference to drawings and Examples:
Fig. 4 is the schematic diagram of the temperature sensor shell of micro-wave oven of the present invention; Fig. 5 is the front view of the temperature sensor shell of micro-wave oven of the present invention; Fig. 6 is the side view of the temperature sensor shell of micro-wave oven of the present invention; Fig. 7 is the scheme of installation of the temperature sensor of micro-wave oven of the present invention.
Extremely shown in Figure 7 as Fig. 4, the temperature sensor 70 of micro-wave oven of the present invention, comprise: sensor probe, be arranged on outside the furnace chamber of micro-wave oven, see through the peephole that forms on the furnace chamber and receive the infrared signal that food sends in the furnace chamber and measure food temperature, temperature signal is converted to the controller that the signal of telecommunication is input to micro-wave oven; Sensor outer housing 72 holds protection and fixation of sensor probe, and sensor outer housing comprises: housing 73, and hold sensor probe in inside, and on the bottom surface of housing, opening is set, make sensor probe received signal from opening; Fixed part 74 forms the curved surface match with oven cavity side rear radian, and sensor outer housing closely is fixed on the rear flank portion of furnace chamber, makes sensor probe keep stablizing; Angle adjusting part 75 connects housing and fixed part, adjusts the orientation that is provided with of fixed part, makes the center of the interior meal tray of centrally aligned micro-wave oven of sensor probe.
Housing in the sensor outer housing, fixed part and angle adjusting part are formed as one, and make whole temperature sensor become a complete part, reduce because of the sensing station error that error is caused is installed.
The arc-shaped curved surface top of fixed part is bent to form the plane of fitting with the furnace chamber mural margin, on this plane and furnace chamber mural margin, be provided with the corresponding through hole in position 76 simultaneously, passing through hole by screw can be connected fixed part with furnace chamber, can also finish the installation location of whole temperature sensor simultaneously.
Angle adjusting part makes between fixed part and housing and forms angle, the bottom surface that guarantees housing is parallel with the tangential direction of meal tray, the direction of measurement of sensor probe and the center of food service tray are consistent, the field range of sensor probe and microwave food pallet keep the concyclic heart as far as possible, to improve the thermometric degree of accuracy.
In the temperature sensor of micro-wave oven of the present invention, form the curved surface that matches with oven cavity side rear radian at fixed part, sensor outer housing closely is fixed on the rear flank portion of furnace chamber, make sensor probe keep stable, connect housing and fixed part with angle adjusting part, adjust the orientation that is provided with of fixed part, make the center of the interior meal tray of centrally aligned micro-wave oven of sensor probe, effectively reduce the error of sensor feedback temperature signal.The present invention can make temperature sensor be arranged at the rear flank portion in circular furnace chamber, closely cooperate with circular furnace chamber radian on the corner, thereby make sensor probe obtain good field range, make sensor probe sample point as much as possible all drop on the food, the sample point that covers fully on the food is many more, the temperature distribution state of each point just can be got over all sidedly and obtain on the food, also just approaches the actual state of food heating more, thereby heating process is controlled accurately.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, though the present invention with preferred embodiment openly as above, yet, be not in order to limit the present invention, any those skilled in the art, in not breaking away from the technical solution of the present invention scope, certainly can utilize the technology contents of announcement to make a little change or modification, become the equivalent embodiment of equivalent variations, be the content that does not break away from technical solution of the present invention in every case, according to technical spirit of the present invention to any simple modification that above embodiment did, equivalent variations and modification all belong in the scope of technical solution of the present invention.
Claims (4)
1. the temperature sensor of a micro-wave oven, comprise: sensor probe, be arranged on outside the furnace chamber of micro-wave oven, see through the peephole that forms on the furnace chamber and receive the infrared signal that food sends in the furnace chamber and measure food temperature, temperature signal is converted to the controller that the signal of telecommunication is input to micro-wave oven; Sensor outer housing holds protection and fixation of sensor probe, and it is characterized in that: sensor outer housing comprises: housing, and hold sensor probe in inside, and on the bottom surface of housing, opening is set, make sensor probe received signal from opening; Fixed part forms the curved surface match with oven cavity side rear radian, and sensor outer housing closely is fixed on the rear flank portion of furnace chamber, makes sensor probe keep stablizing; Angle adjusting part connects housing and fixed part, adjusts the orientation that is provided with of fixed part, makes the center of the interior meal tray of centrally aligned micro-wave oven of sensor probe.
2. the temperature sensor of micro-wave oven according to claim 1, it is characterized in that: the housing in the sensor outer housing, fixed part and angle adjusting part are formed as one.
3. the temperature sensor of micro-wave oven according to claim 2 is characterized in that: be bent to form the plane of fitting with the furnace chamber mural margin above the arc-shaped curved surface of fixed part, by screw fixed part be connected with furnace chamber.
4. the temperature sensor of micro-wave oven according to claim 1, it is characterized in that: angle adjusting part makes between fixed part and housing and forms angle, guarantees that the bottom surface of housing is parallel with the tangential direction of meal tray.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810153731A CN101749762A (en) | 2008-12-04 | 2008-12-04 | Temperature sensor of microwave oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810153731A CN101749762A (en) | 2008-12-04 | 2008-12-04 | Temperature sensor of microwave oven |
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| Publication Number | Publication Date |
|---|---|
| CN101749762A true CN101749762A (en) | 2010-06-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200810153731A Pending CN101749762A (en) | 2008-12-04 | 2008-12-04 | Temperature sensor of microwave oven |
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| CN (1) | CN101749762A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108151089A (en) * | 2016-12-02 | 2018-06-12 | 沃西澳公司 | Overhead guard and measuring system |
| CN108204612A (en) * | 2017-12-28 | 2018-06-26 | 广东美的厨房电器制造有限公司 | Heat cooking apparatus and its control method |
| CN108917980A (en) * | 2018-05-09 | 2018-11-30 | 海尔优家智能科技（北京）有限公司 | A kind of micro-wave temperature detection method, device, medium and computer equipment |
-
2008
- 2008-12-04 CN CN200810153731A patent/CN101749762A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108151089A (en) * | 2016-12-02 | 2018-06-12 | 沃西澳公司 | Overhead guard and measuring system |
| CN108151089B (en) * | 2016-12-02 | 2019-06-28 | 沃西澳公司 | Overhead guard and measuring system |
| CN108204612A (en) * | 2017-12-28 | 2018-06-26 | 广东美的厨房电器制造有限公司 | Heat cooking apparatus and its control method |
| CN108917980A (en) * | 2018-05-09 | 2018-11-30 | 海尔优家智能科技（北京）有限公司 | A kind of micro-wave temperature detection method, device, medium and computer equipment |
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Open date: 20100623 |