CN101496693B - Electric pressure cooker using angular displacement sensing device - Google Patents
Electric pressure cooker using angular displacement sensing device Download PDFInfo
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- CN101496693B CN101496693B CN2009101053607A CN200910105360A CN101496693B CN 101496693 B CN101496693 B CN 101496693B CN 2009101053607 A CN2009101053607 A CN 2009101053607A CN 200910105360 A CN200910105360 A CN 200910105360A CN 101496693 B CN101496693 B CN 101496693B
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Abstract
The invention relates to the technical field of household appliances in a kitchen, in particular to an electric pressure cooking saucepan adopting an angular displacement sensor. The electric pressure cooking saucepan comprises an inner pot, an outer pot, a pot cover and a shell; the bottom of the inner pot is provided with a heating disk of which the bottom is fixed with a post rod transmitting the pressure displacement of the inner pot; the post rod is connected with the angular displacement sensor arranged on the bottom of the outer pot or the shell through a transmission device; the transmission device having the functions of transforming the up and down displacement of the post rod into a rotation angle and transmitting the rotation angle to the angular displacement sensor is arranged on the bottom of the outer pot or the shell; the angular displacement sensor outputs different electrical signals to a control circuit according to received angular displacement signals; and the control circuit controls the heating disk connected with the angular displacement sensor to adjust the pressure in the inner pot according to different electrical signals sent by the angular displacement sensor. Therefore, the electric pressure cooking saucepan has the characteristics of novel structure and more precise measurement and control of the pressure of the inner pot.
Description
Technical field
The present invention relates to household kitchen daily life technical field of electric appliances, refer in particular to a kind of electric pressure cooking saucepan that adopts angular displacement sensing device.
Background technology
Raising along with people's living standard, increasing household electrical appliance have entered huge numbers of families, nowadays, electric pressure cooking saucepan is convenient with it, characteristics have obtained being extensive use of of people fast, in electric pressure cooking saucepan, how accurately measuring inner pot pressure becomes the key technology of this product with controlled pressure better, common electric pressure cooking saucepan is fixed mandril on the heating plate of interior pot bottom, pass through electric capacity, sensors such as voltage are directly measured the pressure that interior pot is determined in the push rod upper and lower displacement, yet because the upper and lower displacement of push rod is very little, the data that directly measure exist easily than mistake, therefore, how to improve this structure and become the part that haves much room for improvement with controlled pressure better to measure inner pot pressure more accurately.
Summary of the invention
Purpose of the present invention is exactly a kind of inner pot pressure of can more accurately measuring that provides at the deficiencies in the prior art part, adopts the electric pressure cooking saucepan of angular displacement sensing device.
For achieving the above object, technical scheme of the present invention is: a kind of electric pressure cooking saucepan that adopts angular displacement sensing device, include interior pot, outer pot, pot cover and shell, heat-generating disc is equipped with in bottom at interior pot, be fixed with the push rod that transmits the inner pot pressure displacement in the bottom of heat-generating disc, described push rod is connected with angular displacement sensor on being located at outer pot bottom or shell by transmission device, having the transmission device that upper and lower displacement with push rod converts the anglec of rotation to and pass to the angular displacement sensor effect is located on outer pot bottom or the shell, angular displacement sensor is delivered to control circuit according to the angular displacement signal output different electrical signals that receives, and the different signal of telecommunication that control circuit sends according to angular displacement sensor is controlled the pressure that connected heating plate is regulated interior pot.
Described transmission device includes a lever, support column and stay cord, support column and angular displacement sensor are separately fixed at outer pot bottom, one end and the support column of lever are hinged, push up on the upper surface of the lever that is located at close support column the bottom of push rod, the bottom of stay cord and push rod is positioned at the homonymy of the support column of lever, one end of stay cord is connected with angular displacement sensor, and the other end of stay cord is connected with a end away from the lever of support column.
Described transmission device includes a lever, support column and stay cord, support column and angular displacement sensor are separately fixed at outer pot bottom, the middle part of lever and support column are hinged and be divided into the long and short two part, the end face of the short part of the lever that the top, bottom of push rod is located at, stay cord is positioned at the support column opposite side of lever, one end of stay cord is connected with angular displacement sensor, and the other end of stay cord is connected with the long part of lever.
Described transmission device includes tooth bar, transmission gear wheel and drive pinion, tooth bar is positioned at the bottom of push rod, the transmission gear wheel is fixed on outer pot bottom by support column, drive pinion is fixedlyed connected with the angular displacement sensor that is fixed on outer pot bottom is coaxial, tooth bar and transmission gear wheel are meshing with each other, and transmission gear wheel and drive pinion are meshing with each other.
Described angular displacement sensor is precision potentiator or encoder.
After adopting said structure, interior pot pressurization back produces displacement, by transmission device displacement is amplified, convert the displacement vertically of interior pot to angular displacement again and pass to angular displacement sensor, like this, angular displacement sensor just can be according to the difference of displacement, and the output different electrical signals is given control circuit, control circuit with the work of control heating plate, so just can accurately have been controlled interior pot pressure according to the signal of telecommunication of angular displacement sensor output.Therefore, the present invention has novel structure, the more accurate characteristics of observing and controlling inner pot pressure.
Description of drawings
Fig. 1 is the cross-sectional view of embodiments of the invention one.
Fig. 2 is the cross-sectional view of embodiments of the invention two.
Fig. 3 is the cross-sectional view of embodiments of the invention three.
The specific embodiment
As Figure 1-3, pot 1 in having the present invention includes, outer pot 2, pot cover 3 and shell 4, heat-generating disc 5 is equipped with in bottom at interior pot 1, the push rod 6 of pot 1 pressure displacement in the bottom of heat-generating disc 5 is fixed with transmission, described push rod 6 is connected with angular displacement sensor 8 on being located at outer pot 2 bottoms or shell 4 by transmission device 7, having the transmission device 7 that upper and lower displacement with push rod 6 converts the anglec of rotation to and pass to angular displacement sensor 8 effects is located on outer pot 2 bottoms or the shell 4, angular displacement sensor 8 is delivered to control circuit according to the angular displacement signal output different electrical signals that receives, and the different signal of telecommunication that control circuit sends according to angular displacement sensor 8 is controlled the pressure that connected heating plate 5 is regulated interior pot 1.
Among the embodiment as shown in Figure 1, described transmission device 7 includes a lever 71, support column 72 and stay cord 73, support column 72 and angular displacement sensor 8 are separately fixed at outer pot 2 bottoms, one end and the support column 72 of lever 71 are hinged, push up on the upper surface of the lever 72 that is located at close support column 72 bottom of push rod 6, the bottom of stay cord 73 and push rod 6 is positioned at the homonymy of the support column 72 of lever 71, one end of stay cord 73 is connected with angular displacement sensor 8, and the other end of stay cord 73 is connected with a end away from the lever 71 of support column 72.
Among the embodiment as shown in Figure 2, described transmission device 7 includes a lever 71a, support column 72a and stay cord 73a, support column 72a and angular displacement sensor 8 are separately fixed at outer pot 2 bottoms, the middle part of lever 71a and support column 72a are hinged and be divided into the long and short two part, the end face of the short part of the lever 71a that the top, bottom of push rod 6 is located at, stay cord 73a is positioned at the support column 72a opposite side of lever 71a, the end of stay cord 73a is connected with angular displacement sensor 8, and the other end of stay cord 73a is connected with the long part of lever 71a.
Among the embodiment as shown in Figure 3, described transmission device 7 includes tooth bar 71c, transmission gear wheel 72c and drive pinion 73c, tooth bar 71c is positioned at the bottom of push rod 6, transmission gear wheel 72c is fixed on outer pot 2 bottoms by support column, drive pinion 73c and angular displacement sensor 8 coaxial the fixedlying connected that are fixed on outer pot 2 bottoms, tooth bar 71c and transmission gear wheel 72c are meshing with each other, and transmission gear wheel 72c and drive pinion 73c are meshing with each other.
Described angular displacement sensor 8 is precision potentiator or encoder.
During use, after heat-generating disc 5 heating, interior pot 1 pressurization back produces a displacement and passes to push rod 6, push rod 6 amplifies by transmission device 7 displacements, convert the displacement vertically of interior pot 1 to angular displacement again and pass to angular displacement sensor 8, in the embodiment of Fig. 1 and Fig. 2, transmission device 7 is a leverage, by lever principle displacement is amplified, convert displacement to angular displacement by stay cord again and pass to angular displacement sensor; In Fig. 3 embodiment, transmission device 7 is a gear train, engagement by tooth bar 71c and transmission gear wheel 72c, and the engagement of transmission gear wheel 72c and drive pinion 73c converts displacement vertically to angular displacement, because drive pinion 73c and angular displacement sensor 8 rotate synchronously, therefore, angular displacement is delivered to angular displacement sensor 8.Like this, angular displacement sensor 8 just can be exported different electrical signals and be given control circuit according to the difference of angular displacement, and control circuit is worked with control heating plate 5 according to the signal of telecommunication of angular displacement sensor output, so just can accurately control the pressure of interior pot 1.Therefore, the present invention has novel structure, the more accurate characteristics of observing and controlling inner pot pressure.
Claims (5)
1. electric pressure cooking saucepan that adopts angular displacement sensing device, include interior pot, outer pot, pot cover and shell, heat-generating disc is equipped with in bottom at interior pot, be fixed with the push rod that transmits the inner pot pressure displacement in the bottom of heat-generating disc, it is characterized in that: described push rod is connected with angular displacement sensor on being located at outer pot bottom or shell by transmission device, having the transmission device that upper and lower displacement with push rod converts the anglec of rotation to and pass to the angular displacement sensor effect is located on outer pot bottom or the shell, angular displacement sensor is delivered to control circuit according to the angular displacement signal output different electrical signals that receives, and the different signal of telecommunication that control circuit sends according to angular displacement sensor is controlled the pressure that connected heating plate is regulated interior pot.
2. a kind of electric pressure cooking saucepan that adopts angular displacement sensing device according to claim 1, it is characterized in that: described transmission device includes a lever, support column and stay cord, support column and angular displacement sensor are separately fixed at outer pot bottom, one end and the support column of lever are hinged, push up on the upper surface of the lever that is located at close support column the bottom of push rod, the bottom of stay cord and push rod is positioned at the homonymy of the support column of lever, one end of stay cord is connected with angular displacement sensor, and the other end of stay cord is connected with a end away from the lever of support column.
3. a kind of electric pressure cooking saucepan that adopts angular displacement sensing device according to claim 1, it is characterized in that: described transmission device includes a lever, support column and stay cord, support column and angular displacement sensor are separately fixed at outer pot bottom, the middle part of lever and support column are hinged and be divided into the long and short two part, the end face of the short part of the lever that the top, bottom of push rod is located at, stay cord is positioned at the support column opposite side of lever, one end of stay cord is connected with angular displacement sensor, and the other end of stay cord is connected with the long part of lever.
4. a kind of electric pressure cooking saucepan that adopts angular displacement sensing device according to claim 1, it is characterized in that: described transmission device includes tooth bar, transmission gear wheel and drive pinion, tooth bar is positioned at the bottom of push rod, the transmission gear wheel is fixed on outer pot bottom by support column, drive pinion is fixedlyed connected with the angular displacement sensor that is fixed on outer pot bottom is coaxial, tooth bar and transmission gear wheel are meshing with each other, and transmission gear wheel and drive pinion are meshing with each other.
5. according to the described a kind of electric pressure cooking saucepan that adopts angular displacement sensing device of each claim among the claim 1-4, it is characterized in that: described angular displacement sensor is precision potentiator or encoder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101053607A CN101496693B (en) | 2009-02-13 | 2009-02-13 | Electric pressure cooker using angular displacement sensing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101053607A CN101496693B (en) | 2009-02-13 | 2009-02-13 | Electric pressure cooker using angular displacement sensing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101496693A CN101496693A (en) | 2009-08-05 |
| CN101496693B true CN101496693B (en) | 2011-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101053607A Active CN101496693B (en) | 2009-02-13 | 2009-02-13 | Electric pressure cooker using angular displacement sensing device |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104501713A (en) * | 2014-12-26 | 2015-04-08 | 重庆新卓汇汽车净化器有限公司 | Gear and lever mechanism of electric detector for filter screens of purifiers |
| CN106441063B (en) * | 2016-10-21 | 2021-05-14 | 惠州市铂蓝德科技有限公司 | Displacement sensor and pressure cooker thereof |
| CN108065761A (en) * | 2018-01-30 | 2018-05-25 | 德奥通用航空股份有限公司 | Pot cover angular displacement method for detecting position and cooker |
| CN112167950A (en) * | 2019-07-05 | 2021-01-05 | 广东美的生活电器制造有限公司 | Cooking device, cooking method thereof and computer storage medium |
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| CN101496693A (en) | 2009-08-05 |
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Owner name: ZHEJIANG ASD LIVING ELECTRICAL APPLIANCE CO., LTD. Free format text: FORMER OWNER: DONGGUAN BUBUGAO ELECTRICAL APPLIANCES CO., LTD. Effective date: 20110906 |
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Free format text: CORRECT: ADDRESS; FROM: 523860 DONGGUAN, GUANGDONG PROVINCE TO: 314112 JIAXING, ZHEJIANG PROVINCE |
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Effective date of registration: 20110906 Address after: 314112, Qian Tang Road, Huimin street, Jiashan County, Zhejiang Province, 18 Patentee after: Zhejiang Taizhou Aishida Electrical Equipment Co., Ltd. Address before: 523860 Guangdong Province, Dongguan city Changan town usha BBK Road No. 126 on the third. Patentee before: Dongguan Bubugao Electrical appliances Co., Ltd. |