CN201416934Y - Coil panel of electromagnetic oven - Google Patents
Coil panel of electromagnetic oven Download PDFInfo
- Publication number
- CN201416934Y CN201416934Y CN2009201326243U CN200920132624U CN201416934Y CN 201416934 Y CN201416934 Y CN 201416934Y CN 2009201326243 U CN2009201326243 U CN 2009201326243U CN 200920132624 U CN200920132624 U CN 200920132624U CN 201416934 Y CN201416934 Y CN 201416934Y
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- temperature sensor
- disk body
- coil
- magnetic stripe
- temperature
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Abstract
A coil panel of an electromagnetic oven includes a panel body, a coil mounted on the panel body, a magnetic stripe and a temperature sensing device. A temperature sensing ring is arranged on the panelbody; the temperature sensing ring shares the same center with the panel body and has the radius about 2/5-3/5 of that of the panel body; at least two temperature sensor mounting positions are arranged on the temperature sensing ring; and the temperature sensing device includes at least three temperature sensors, one is arranged at the center of the panel body, and the other are correspondingly mounted in the temperature sensor mounting positions on the temperature sensing ring. The coil panel of the electromagnetic oven adopts the multi-point temperature sensing technology, can accurately detect the temperature of the oven face when the electromagnetic oven works, and can improve the dry-heating detection sensitivity of the electromagnetic oven. In addition, the coil panel of the electromagnetic oven can reduce the interference of magnetic lines of force to the temperature sensor at the center of the panel body, thereby further improving the temperature sensing accuracy.
Description
Technical field
The utility model relates to electromagnetic oven, particularly the coil panel used of electromagnetic oven heating.
Background technology
Existing coil disc of electric stove is only gathered the temperature at boiler face center, realizes the control and the protection of electromagnetic oven.As shown in Figure 5, normally adopt a thermistor RT5 to be placed on the drum center, after the dividing potential drop by 6 couples of thermistor RT5 of resistance R, the resistance variations of RT5 generation voltage change is delivered to the A/D mouth of single-chip microcomputer and is handled.There is following shortcoming in this electromagnetic oven: can only collect the temperature at electromagnetic oven boiler face center, and again because the temperature at boiler face center is low when the electromagnetic oven dry combustion method, the temperature height on the limit, the test furnace surface temperature is inaccurate in this way in institute, judges that dry combustion method is insensitive.
Summary of the invention
Main purpose of the present utility model provides a kind of coil disc of electric stove that can realize multi-point temperature measurement, can accurately detect furnace surface temperature when making electromagnetic oven work, improves the sensitivity that the electromagnetic oven dry combustion method is judged.
The further purpose of the utility model is to reduce the interference of the magnetic line of force to the temperature sensor of disk body center, the degree of accuracy that improves thermometric.
In order to reach above-mentioned main purpose, the utility model coil disc of electric stove, comprise disk body, be installed on coil, magnetic stripe and temperature measuring equipment on the disk body, it is characterized in that: on the described disk body firing ring is set, concentric and radius is 2/5～3/5 of a disk body radius to firing ring with described disk body, at least two temperature sensor installation positions are set on the firing ring, described temperature measuring equipment comprises at least three temperature sensors, a temperature sensor is arranged at the center of disk body, and remaining temperature sensor correspondence is installed on the temperature sensor installation position on the described firing ring.
Directly to the temperature sensor heating, further can be provided with the cavity that holds temperature sensor in the temperature sensor installation position on the described disk body for fear of coil, the height of described cavity and the height of described coil are suitable.Perhaps, the temperature sensor installation position on described disk body is provided with dividing plate, and to separate temperature sensor and coil, the height of described dividing plate and the height of described coil are suitable.
Each temperature sensor installation position can be provided with a plurality of cable-through holes on the described disk body, and a plurality of cable-through holes are spaced into a row or camber is arranged, to adapt to the temperature sensor of different size.
In order to reach above-mentioned further purpose, several magnetic stripe chambeies are set on the described disk body, several magnetic stripe chambeies radially distribute, a magnetic stripe is installed in each magnetic stripe chamber, one end at the close disk body center of each magnetic stripe is to upper process, and is L-shaped, can form the toroidal magnetic field like this, reduce the interference of the magnetic line of force, thereby reach the purpose that improves the thermometric degree of accuracy the temperature sensor of disk body center.
Further can and be connected to same A/D thief hatch with the output of each temperature sensor; The temperature sensor that perhaps will be installed on the disk body center is connected to an A/D thief hatch, and remaining temperature sensor also is connected to another A/D thief hatch, reaches the purpose of saving the I/O mouth.
The utility model also provides a kind of coil disc of electric stove, comprises disk body, is installed on coil, magnetic stripe and temperature measuring equipment on the disk body, it is characterized in that:
Described disk body has three donuts, the entrance hole and the wire hole of coil are set on the outer toroid, be radial some magnetic stripes chamber and the some ribs that are connected of being provided with between interior annulus and the outer toroid, connect rib and the coil baffle plate is set near interior annulus one end, a hollow stopper is installed in the interior annulus, middle annulus is a firing ring, the radius of firing ring equals 2/5～3/5 of outer toroid radius, at least two temperature sensor installation positions are set on the firing ring, each temperature sensor installation position the temperature sensor cavity volume is set or dividing plate is set, to separate temperature sensor and coil;
Described temperature measuring equipment comprises at least three temperature sensors, and a temperature sensor is installed on the described hollow stopper, and remaining temperature sensor correspondence is installed on the temperature sensor installation position on the described firing ring;
Described magnetic stripe is installed in the magnetic stripe chamber on the disk body, each magnetic stripe near the end at disk body center to upper process, L-shaped.
Owing to be provided with a plurality of temperature sensors at coil disc of electric stove, and the position of a plurality of temperature sensors carried out special setting, can accurately detect furnace surface temperature when making electromagnetic oven work, can effectively overcome existing electromagnetic oven and only adopt the center thermometric to cause in time, accurately to judge the defective of dry combustion method, reach the purpose that improves electromagnetic oven dry combustion method detection sensitivity.
Owing to adopted L shaped magnetic stripe, can form the toroidal magnetic field, reduce the interference of the magnetic line of force to the temperature sensor of disk body center, thus the degree of accuracy that can further improve thermometric.
In addition, the utility model coil disc of electric stove disk body structural design is ingenious, not only coil, magnetic stripe and a plurality of temperature sensor can be installed reliably, but also have the following advantages: the temperature sensor that can adapt to different size; Coil can directly not heat temperature sensor; In light weight.
Description of drawings
Fig. 1 is the structural representation of exemplary embodiments coil disc of electric stove;
Fig. 2 is its A-A cutaway view;
Fig. 3 is the structural representation of its disk body;
Fig. 4 is the circuit diagram of its temperature measuring equipment;
Fig. 5 is the circuit diagram of existing electromagnetic oven temperature measuring equipment;
Fig. 6 adopts L shaped magnetic stripe and the magnetic line of force distribution comparison diagram that adopts common magnetic stripe, and wherein a is the magnetic line of force distribution schematic diagram among Fig. 1 embodiment, and b is the magnetic line of force distribution schematic diagram that adopts common magnetic stripe;
Fig. 7 is a kind of silica gel plug structural representation that is used at coil disc of electric stove disk body center mounting temperature sensor and Thermal Cutoffs.
The specific embodiment
Further specify below in conjunction with accompanying drawing.
With reference to Fig. 1-3, this coil disc of electric stove comprises: disk body 1 is installed on coil 2, some magnetic stripes 3 and temperature measuring equipment on the disk body 1.Wherein, described disk body 1 has three donuts 11,14,16, the entrance hole 111 and the wire hole 112 of coil are set on the outer toroid 11, be radial some magnetic stripes chamber 12 and the some ribs 13 that are connected of being provided with between interior annulus 16 and the outer toroid 11, connect rib 13 and coil baffle plate 15 is set near interior annulus 16 1 ends, a hollow stopper 8 is installed in the interior annulus 16, middle annulus 14 is a firing ring, the radius of firing ring 14 can be set to 2/5～3/5 of outer toroid 11 radiuses, evenly arrange three temperature sensor installation positions 141 on the firing ring 14,142,143, and dividing plate 144 all is set to separate temperature sensor and coil 2 in each temperature sensor installation position, the height of the height of dividing plate 144 and coil 2 is suitable.Described temperature measuring equipment comprises four temperature sensors 4,5,6,7, a temperature sensor 7 is installed on the described hollow stopper 8, and its excess-three temperature sensor 4,5,6 correspondences are installed on three the temperature sensor installation positions 141,142,143 on the described firing ring 14.Described some magnetic stripes 3 are installed in some magnetic stripes chamber 12 on the disk body 1, each magnetic stripe 3 near the end at disk body 1 centers to upper process, L-shaped (see figure 2).
Each temperature sensor installation position is provided with a plurality of cable-through holes 145 on the disk body 1, and a plurality of cable-through holes 145 are spaced into a row or camber is arranged, to adapt to the temperature sensor of different size.
Fig. 6 adopts L shaped magnetic stripe and the magnetic line of force distribution comparison diagram that adopts common magnetic stripe, and wherein a is the magnetic line of force distribution schematic diagram among Fig. 1 embodiment, and b is the magnetic line of force distribution schematic diagram that adopts common magnetic stripe.As can be seen,, can reduce the interference of the magnetic line of force to the temperature sensor 7 of disk body center owing to adopted L shaped magnetic stripe, thus the degree of accuracy that can further improve thermometric.
In the foregoing description, hollow stopper 8 is silica gel plugs, and it is used at disk body 1 center mounting temperature sensor.The utility model also provides the silica gel plug of a kind of mounting temperature sensor simultaneously and Thermal Cutoffs, by this silica gel plug can be the structural representation of this silica gel plug at the utility model coil disc of electric stove disk body center mounting temperature sensor and Thermal Cutoffs as shown in Figure 7.With reference to Fig. 7, these silica gel plug 9 inside are hollow, silica gel plug 9 periphery walls are provided with draw-in groove 91, and end face is provided for the pit 92 of mounting temperature sensor and Thermal Cutoffs, and silica gel plug 9 is assemblied in the through hole at coil disc of electric stove disk body center by the draw-in groove 91 of periphery wall during use.In the pit among Fig. 7 in the middle of silica gel plug 9 end faces Thermal Cutoffs is housed, in two pits of both sides a temperature sensor is housed respectively.
Above-mentioned is preferred embodiment of the present utility model.The utility model can also have numerous embodiments, for example: disk body can not adopt the structure of above-mentioned three concentric rings, as long as firing ring is set on disk body, making the concentric and radius of firing ring and disk body is 2/5～3/5 of disk body radius, on firing ring, arrange at least two temperature sensor installation positions, in each temperature sensor installation position and the disk body center respectively mounting temperature sensor get final product.Temperature sensor installation position on the firing ring can be two, three or more.Magnetic stripe also can adopt common rectangle magnetic stripe or trapezoidal magnetic stripe.Also can the cavity that hold temperature sensor be set by the temperature sensor installation position on described disk body, make the height of the height of described cavity and described coil suitable, reach and separate temperature sensor and coil, avoid the purpose of the direct heating-up temperature sensor of coil.Further can also a plurality of cable-through holes be set each temperature sensor installation position on described disk body, a plurality of cable-through holes are spaced into a row or camber is arranged, to adapt to the temperature sensor of different size.
Claims (10)
1, a kind of coil disc of electric stove, comprise disk body, be installed on coil, magnetic stripe and temperature measuring equipment on the disk body, it is characterized in that: on the described disk body firing ring is set, concentric and radius is 2/5～3/5 of a disk body radius to firing ring with described disk body, at least two temperature sensor installation positions are set on the firing ring, described temperature measuring equipment comprises at least three temperature sensors, a temperature sensor is arranged at the center of disk body, and remaining temperature sensor correspondence is installed on the temperature sensor installation position on the described firing ring.
2, coil disc of electric stove as claimed in claim 1 is characterized in that: the temperature sensor installation position on the described disk body is provided with the cavity that holds temperature sensor, and the height of described cavity and the height of described coil are suitable.
3, coil disc of electric stove as claimed in claim 1 is characterized in that: the temperature sensor installation position on the described disk body is provided with dividing plate, and to separate temperature sensor and coil, the height of described dividing plate and the height of described coil are suitable.
4, coil disc of electric stove as claimed in claim 1 is characterized in that: each temperature sensor installation position is provided with a plurality of cable-through holes on the described disk body, and a plurality of cable-through holes are spaced into a row or camber is arranged, to adapt to the temperature sensor of different size.
5, coil disc of electric stove as claimed in claim 1, it is characterized in that: several magnetic stripe chambeies are set on the described disk body, and several magnetic stripe chambeies radially distribute, and a magnetic stripe is installed in each magnetic stripe chamber, one end at the close disk body center of described magnetic stripe is to upper process, and is L-shaped.
6, as each described coil disc of electric stove of claim 1-5, it is characterized in that: the output of described each temperature sensor also is connected to same A/D thief hatch; The temperature sensor that perhaps is installed on the disk body center is connected to an A/D thief hatch, and remaining temperature sensor also is connected to another A/D thief hatch.
7, as each described coil disc of electric stove of claim 1-5, it is characterized in that: also comprise a silica gel plug, this silica gel plug periphery wall is provided with draw-in groove, end face is provided for the pit of mounting temperature sensor and Thermal Cutoffs, and this silica gel plug is assemblied in the through hole at disk body center by the draw-in groove of periphery wall.
8, a kind of coil disc of electric stove comprises disk body, is installed on coil, magnetic stripe and temperature measuring equipment on the disk body, it is characterized in that:
Described disk body has three donuts, the entrance hole and the wire hole of coil are set on the outer toroid, be radial some magnetic stripes chamber and the some ribs that are connected of being provided with between interior annulus and the outer toroid, connect rib and the coil baffle plate is set near interior annulus one end, a hollow stopper is installed in the interior annulus, middle annulus is a firing ring, the radius of firing ring equals 2/5～3/5 of outer toroid radius, at least two temperature sensor installation positions are set on the firing ring, each temperature sensor installation position the temperature sensor cavity volume is set or dividing plate is set, to separate temperature sensor and coil;
Described temperature measuring equipment comprises at least three temperature sensors, and a temperature sensor is installed on the described hollow stopper, and remaining temperature sensor correspondence is installed on the temperature sensor installation position on the described firing ring;
Described magnetic stripe is installed in the magnetic stripe chamber on the disk body, each magnetic stripe near the end at disk body center to upper process, L-shaped.
9, coil disc of electric stove as claimed in claim 8 is characterized in that: the output of described each temperature sensor also is connected to same A/D thief hatch.
10, coil disc of electric stove as claimed in claim 8 is characterized in that: the temperature sensor that is installed on the disk body center is connected to an A/D thief hatch, and remaining temperature sensor also is connected to another A/D thief hatch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201326243U CN201416934Y (en) | 2009-06-08 | 2009-06-08 | Coil panel of electromagnetic oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201326243U CN201416934Y (en) | 2009-06-08 | 2009-06-08 | Coil panel of electromagnetic oven |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201416934Y true CN201416934Y (en) | 2010-03-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201326243U Expired - Lifetime CN201416934Y (en) | 2009-06-08 | 2009-06-08 | Coil panel of electromagnetic oven |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201416934Y (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102607076A (en) * | 2012-02-27 | 2012-07-25 | 美的集团有限公司 | Accurate temperature measuring device and method for induction cooker |
| CN102798158A (en) * | 2012-08-28 | 2012-11-28 | 中标能效科技（北京）有限公司 | Method for energy efficiency test on electromagnetic range and cooker for energy efficiency test on electromagnetic range |
| CN102894866A (en) * | 2012-11-10 | 2013-01-30 | 深圳市鑫汇科电子有限公司 | Induction heating (IH) rice cooker and heating device thereof |
| CN103912902A (en) * | 2014-04-24 | 2014-07-09 | 苏州西顿家用自动化有限公司 | Temperature measuring structure of induction cooker |
| CN104066218A (en) * | 2013-03-22 | 2014-09-24 | 美的集团股份有限公司 | Coil panel bracket component, die and manufacturing method thereof |
| CN108019795A (en) * | 2017-12-11 | 2018-05-11 | 深圳国创名厨商用设备制造有限公司南海分公司 | A kind of electromagnetic oven |
| CN108243515A (en) * | 2016-12-26 | 2018-07-03 | 佛山市顺德区美的电热电器制造有限公司 | Coil panel component and electromagnetic cooking appliance |
| CN109548210A (en) * | 2019-01-14 | 2019-03-29 | 中山市柏纳高电器有限公司 | A kind of coil disk structure that temperature measurement accuracy is high |
| CN110897851A (en) * | 2019-12-28 | 2020-03-24 | 和也健康科技有限公司 | Stone needle massage device |
| CN111550840A (en) * | 2020-05-14 | 2020-08-18 | 珠海格力电器股份有限公司 | Induction cooker cooking method and device, induction cooker and cooking system |
-
2009
- 2009-06-08 CN CN2009201326243U patent/CN201416934Y/en not_active Expired - Lifetime
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102607076A (en) * | 2012-02-27 | 2012-07-25 | 美的集团有限公司 | Accurate temperature measuring device and method for induction cooker |
| CN102798158A (en) * | 2012-08-28 | 2012-11-28 | 中标能效科技（北京）有限公司 | Method for energy efficiency test on electromagnetic range and cooker for energy efficiency test on electromagnetic range |
| CN102798158B (en) * | 2012-08-28 | 2015-02-11 | 中标能效科技（北京）有限公司 | Method for energy efficiency test on electromagnetic range and cooker for energy efficiency test on electromagnetic range |
| CN102894866B (en) * | 2012-11-10 | 2015-02-25 | 深圳市鑫汇科股份有限公司 | Induction heating (IH) rice cooker and heating device thereof |
| CN102894866A (en) * | 2012-11-10 | 2013-01-30 | 深圳市鑫汇科电子有限公司 | Induction heating (IH) rice cooker and heating device thereof |
| CN104066218A (en) * | 2013-03-22 | 2014-09-24 | 美的集团股份有限公司 | Coil panel bracket component, die and manufacturing method thereof |
| CN103912902A (en) * | 2014-04-24 | 2014-07-09 | 苏州西顿家用自动化有限公司 | Temperature measuring structure of induction cooker |
| CN108243515A (en) * | 2016-12-26 | 2018-07-03 | 佛山市顺德区美的电热电器制造有限公司 | Coil panel component and electromagnetic cooking appliance |
| CN108243515B (en) * | 2016-12-26 | 2024-06-25 | 佛山市顺德区美的电热电器制造有限公司 | Coil panel assembly and electromagnetic cooking utensil |
| CN108019795A (en) * | 2017-12-11 | 2018-05-11 | 深圳国创名厨商用设备制造有限公司南海分公司 | A kind of electromagnetic oven |
| CN109548210A (en) * | 2019-01-14 | 2019-03-29 | 中山市柏纳高电器有限公司 | A kind of coil disk structure that temperature measurement accuracy is high |
| CN110897851A (en) * | 2019-12-28 | 2020-03-24 | 和也健康科技有限公司 | Stone needle massage device |
| CN111550840A (en) * | 2020-05-14 | 2020-08-18 | 珠海格力电器股份有限公司 | Induction cooker cooking method and device, induction cooker and cooking system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SHENZHEN CHK ELECTRONICS CO., LTD. Free format text: FORMER OWNER: SHENZHEN CHK TECHNOLOGY CO., LTD. Effective date: 20130922 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20130922 Address after: Post office building Baoan District 13 Baomin Shenzhen city Guangdong province 518101 Road 27 layer Patentee after: Shenzhen CHK Electronics Co., Ltd. Address before: Post office building Baoan District 13 Baomin Shenzhen city Guangdong province 518101 Road 27 layer Patentee before: Shenzhen CHK Technology Co., Ltd. |
|
| C56 | Change in the name or address of the patentee |
Owner name: SHENZHEN XINHUI TECHNOLOGY CO., LTD. Free format text: FORMER NAME: SHENZHEN CHK ELECTRONICS CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: Post office building Baoan District 13 Baomin Shenzhen city Guangdong province 518101 Road 27 layer Patentee after: Xin Huike limited company of Shenzhen Address before: Post office building Baoan District 13 Baomin Shenzhen city Guangdong province 518101 Road 27 layer Patentee before: Shenzhen CHK Electronics Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20100303 |
|
| CX01 | Expiry of patent term |