CN101053485A - Electronic sensing type electric pressure cooker - Google Patents
Electronic sensing type electric pressure cooker Download PDFInfo
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- CN101053485A CN101053485A CN 200710027820 CN200710027820A CN101053485A CN 101053485 A CN101053485 A CN 101053485A CN 200710027820 CN200710027820 CN 200710027820 CN 200710027820 A CN200710027820 A CN 200710027820A CN 101053485 A CN101053485 A CN 101053485A
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- 230000006698 induction Effects 0.000 claims description 23
- 238000010438 heat treatment Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 2
- 230000001939 inductive effect Effects 0.000 abstract 3
- 238000004260 weight control Methods 0.000 abstract 2
- 230000035945 sensitivity Effects 0.000 abstract 1
- 238000010411 cooking Methods 0.000 description 5
- 230000001105 regulatory effect Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000009841 combustion method Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 230000035764 nutrition Effects 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
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Abstract
The invention discloses an electric sensing type electric pressure cooker including a nanhead, a power panel, a heating panel and an automatic weight control mechanism, wherein the automatic weight control mechanism includes an inducing source module moving along the pressure in the pressure cooker, a sensor mounted on the profile of the inducing source module, and a controlling chip connected between the sensor and the heating panel. The sensor emits the inducing signals to the controlling chip, and the instruction is emitted by the controlling chip to turn on or turn off the power supply of the heating panel. The invention uses the electric sensing type to control the inner pressure of the cooker, wherein the whole controlling process is of contactless control, simple structure, reliable performance, wide controlling range, high precision, high sensitivity, and the safety performance outbalancing the electric pressure cooker of the traditional controlling mechanism.
Description
Technical field
The present invention relates to electric pressure cooking saucepan, particularly a kind of electronic sensing type electric pressure cooker.
Background technology
Electric pressure cooking saucepan on the existing market all adopts flash switch (to have another name called: sentive switch) come conducting or cut off the power supply of heat-generating disc, thereby realize pressure is regulated control.
Disclosed a kind of electric pressure cooking saucepan in the Chinese patent 91100026.7 for example, its pressure automatic control mechanism comprises the elastic arm that laterally compresses bottom of pot body, the flash switch of being located at the shift transmission part on the elastic arm and being located at the elastic arm below, flash switch and power supply are connected into series circuit, make elastic arm drive the heating situation that flash switch is controlled electric hot plate by pot inner pressure, thereby realize automatic control pot inner pressure to bottom offset.
The shortcoming of said structure is because flash switch adopts the mode of contact work; control accuracy is not high; and regular meeting occurs causing the actual pressure adjusting in the pot to depart from setting value or even out of control because of fatigue, oxidation, distortion, corrosion burn out the contact; influence the security and the reliability of electric pressure cooking saucepan, bring potential danger to the consumer.
Summary of the invention
For addressing the above problem, the purpose of this invention is to provide a kind of electronic sensing type electric pressure cooker, its dependable performance, control accuracy height.
The object of the present invention is achieved like this: a kind of electronic sensing type electric pressure cooker, comprise pot cover, power panel, heat-generating disc and pressure automatic control mechanism, it is characterized in that: described pressure automatic control mechanism comprises the mobile induction source assembly with the pressure cooker internal pressure, be located at the sensor of induction source assembly side, and be connected in control chip between sensor and the heat-generating disc, described sensor sends induced signal to control chip, is sent the instruction conducting or is cut off the power supply of heat-generating disc by control chip.
Described induction source assembly and sensor are located at bottom of pot body or/and in the pot cover.
Described induction source assembly is made up of the moving member of subsidiary be magnetic source or light source, perhaps is made up of light source of fixing and the moving member that offers the light through hole.
The elastic ring of described moving member bottom being located at pot courage is connected linkage.
Described moving member is connected with elastic ring by adjustment sheet and moves up and down with elastic ring deformation.
Described moving member is connected linkage with the pressure valve of pot cover.
The pressure valve of described pot cover comprises valve seat and the spool of pivot bush unit in valve seat that is fixed in pot cover, and moving member is located on the spool and is moved up and down with spool.
Also include the bottom temp sensor of being located at pressure cooker pot courage bottom, this bottom temp sensor sensing pot courage temperature is also sent signal to control chip, is no more than design temperature thereby control chip sends the power supply control pot courage of instruction conducting or cut-out heat-generating disc.
Also include the pot cover temperature sensor of being located at pot cover, the interior temperature of this pot cover temperature sensor senses pot courage is also sent signal to control chip, thereby control chip sends the instruction conducting or cuts off the interior temperature of power supply control pot courage of heat-generating disc.
The present invention utilizes electronic sensing type control pot courage internal pressure, moving of deformation by the bottom of a pan elastic ring or the moving induction source of moving belt by the pot cover valve, make the inductor induction and send induced signal to chip, by the break-make of chip controls power supply, the contactless control of whole control process, simple in structure, dependable performance, control range is wide, the accuracy height, highly sensitive, security performance is better than using the electric pressure cooking saucepan of traditional controlling organization greatly.
Description of drawings
Fig. 1 is an internal structure schematic diagram of the present invention;
Fig. 2 is circuit control principle figure of the present invention.
The specific embodiment
As shown in Figure 1, 2, the present invention is a kind of electronic sensing type electric pressure cooker, comprises pot cover 1, sealing ring 2, pot courage 3, middle level 4, heat-generating disc 5, elastic ring 6, set screw 7, adjustment sheet 8, power panel 11 and pressure automatic control mechanism.
Pot cover 1 and middle level 4 docking ports are provided with the convex-concave tooth, fasten with 30 ° of modes of rotation, and the position of pot cover 1 inboard corresponding pot courage 3 edge of opening is provided with a sealing ring 2.
Pressure automatic control mechanism comprises that mobile induction source assembly is located at the sensor of induction source assembly side with the pressure cooker internal pressure, and is connected in the control chip 12 between sensor and the heat-generating disc 5.Described sensor sends induced signal to control chip 12, is sent the instruction conducting or is cut off the power supply of heat-generating disc 5 by control chip 12.The induction source assembly is made up of the moving member of subsidiary be magnetic source or light source, perhaps is made up of light source of fixing and the moving member that offers the light through hole.
Below the present invention is further elaborated by concrete example, but the present invention does not sink into this specific examples.
Embodiment 1
Described induction source assembly and sensor 10 are located at pot courage 3 bottoms.The induction source assembly is made up of the moving member 9 of subsidiary be magnetic source or light source 25, and this moving member 9 is connected with elastic ring 6 by adjustment sheet 8 and moves up and down with elastic ring 6 deformation.Sensor 10 adopts stroke sensor, is located at induction source assembly one side.The S3F9454 chip that control chip 12 can adopt Korea S Samsung to produce.
When pot inner pressure increases, pot courage 3 presses down elastic ring 6 makes it to take place deformation, thereby drive the position that moving member 9 is moved down into setting, arrive the distance of reaction of sensor 10, this moment, sensor 10 can be sensed light or magnetic, send induced signal to control chip 12, send the power supply that heat-generating disc 5 is cut off in instruction, thereby control pot courage 3 internal pressures no longer rise by control chip 12.When pot inner pressure diminishes, elastic ring 6 restores, and jack-up heat-generating disc 5 upwards resets with pot courage 3 bottoms, thereby drive moving member 9 moves up and leaves desired location, the distance of reaction that exceeds sensor, this moment, sensor 10 sent induced signal to control chip 12, was sent the power supply of instruction conducting heat-generating disc 5 by control chip 12.And so forth, thus reach the purpose of sensor-type control pot courage internal pressure.
Pressure cooker pot courage 3 bottoms also are provided with bottom temp sensor 13, these bottom temp sensor 13 induction kettle courages, 3 temperature are also sent signal to control chip 12, are no more than design temperature thereby control chip 12 sends the power supply control pot courage 3 of instruction conducting or cut-out heat-generating disc 5.Bottom temp sensor 13 can be controlled a pot courage and be no more than design temperature, as dry combustion method, the work of nothing pot courage, guarantees that the few food of moisture does not burn, and electric component does not burn out.
Pot cover 1 is provided with pot cover temperature sensor 14, and these pot cover temperature sensor 14 induction kettle temperatures also send signal to control chip 12, thereby control chip 12 sends the temperature in the power supply control pot that instructs conducting or cut off heat-generating disc 5.Pot cover temperature sensor 14 can be controlled a pot courage internal temperature, uses different temperatures that its nutrition is not destroyed as different food.
Embodiment 2
In the combined cover structure, induction source assembly and sensor 15 can be located in the pot cover 1.The induction source assembly is made up of the moving member 24 of subsidiary be magnetic source or light source 25, and moving member 24 is connected linkage with the pressure valve of pot cover 1.Pressure valve comprises pressure regulating screw 16, lock nut 17, sensor stand 18, pressure spring 19, spool 20, bonnet 21, valve seat 22 and gum cover 23 etc.Moving member 24 is located on the spool 20 and is moved up and down with spool.Spool 20 can be made into integration with moving member 24, also can be separately made.
Same, also being provided with bottom temp sensor 13 in pressure cooker pot courage 3 bottoms, pot cover 1 is provided with pot cover temperature sensor 14.
For further improving security, pressure automatic control mechanism comprises two groups of induction source assemblies and inductor, is located at respectively in pot courage 3 bottoms (as embodiment 1) and the pot cover 1 (as embodiment 2).
Same, also being provided with bottom temp sensor 13 in pressure cooker pot courage 3 bottoms, pot cover 1 is provided with pot cover temperature sensor 14.
Claims (9)
1. an electronic sensing type electric pressure cooker comprises pot cover, power panel, heat-generating disc and pressure automatic control mechanism, it is characterized in that:
Described pressure automatic control mechanism comprises that mobile induction source assembly is located at the sensor of induction source assembly side with the pressure cooker internal pressure, and is connected in the control chip between sensor and the heat-generating disc;
Described sensor sends induced signal to control chip, is sent the instruction conducting or is cut off the power supply of heat-generating disc by control chip.
2. electronic sensing type electric pressure cooker according to claim 1 is characterized in that: described induction source assembly and sensor are located at bottom of pot body or/and in the pot cover.
3. electronic sensing type electric pressure cooker according to claim 1 and 2 is characterized in that: described induction source assembly is made up of the moving member of subsidiary be magnetic source or light source, perhaps is made up of light source of fixing and the moving member that offers the light through hole.
4. electronic sensing type electric pressure cooker according to claim 2 is characterized in that: the elastic ring of described moving member bottom being located at pot courage is connected linkage.
5. electronic sensing type electric pressure cooker according to claim 4 is characterized in that: described moving member is connected with elastic ring by adjustment sheet and moves up and down with elastic ring deformation.
6. electronic sensing type electric pressure cooker according to claim 2 is characterized in that: described moving member is connected linkage with the pressure valve of pot cover.
7. electronic sensing type electric pressure cooker according to claim 6 is characterized in that: the pressure valve of described pot cover comprises valve seat and the spool of pivot bush unit in valve seat that is fixed in pot cover, and moving member is located on the spool and is moved up and down with spool.
8. electronic sensing type electric pressure cooker according to claim 1 and 2, it is characterized in that: also include the bottom temp sensor of being located at pressure cooker pot courage bottom, this bottom temp sensor sensing pot courage temperature is also sent signal to control chip, is no more than design temperature thereby control chip sends the power supply control pot courage of instruction conducting or cut-out heat-generating disc.
9. electronic sensing type electric pressure cooker according to claim 1 and 2, it is characterized in that: also include the pot cover temperature sensor of being located at pot cover, the interior temperature of this pot cover temperature sensor senses pot courage is also sent signal to control chip, thereby control chip sends the interior pressure and temperature of power supply control pot courage of instruction conducting or cut-out heat-generating disc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB200710027820XA CN100534363C (en) | 2007-04-29 | 2007-04-29 | Electronic sensing type electric pressure cooker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB200710027820XA CN100534363C (en) | 2007-04-29 | 2007-04-29 | Electronic sensing type electric pressure cooker |
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| Publication Number | Publication Date |
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| CN101053485A true CN101053485A (en) | 2007-10-17 |
| CN100534363C CN100534363C (en) | 2009-09-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB200710027820XA Expired - Fee Related CN100534363C (en) | 2007-04-29 | 2007-04-29 | Electronic sensing type electric pressure cooker |
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| CN (1) | CN100534363C (en) |
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2007
- 2007-04-29 CN CNB200710027820XA patent/CN100534363C/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN100534363C (en) | 2009-09-02 |
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Assignee: Guangdong Wei Duofu Group Co., Ltd. Assignor: Li Shoumin|Hu Weiping Contract record no.: 2010440000920 Denomination of invention: Electronic sensing type electric pressure cooker Granted publication date: 20090902 License type: Exclusive License Open date: 20071017 Record date: 20100708 |
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Granted publication date: 20090902 Termination date: 20120429 |