CN202393545U - Pressure detection device and electric pressure cooker adopting same - Google Patents
Pressure detection device and electric pressure cooker adopting same Download PDFInfo
- Publication number
- CN202393545U CN202393545U CN2011204955348U CN201120495534U CN202393545U CN 202393545 U CN202393545 U CN 202393545U CN 2011204955348 U CN2011204955348 U CN 2011204955348U CN 201120495534 U CN201120495534 U CN 201120495534U CN 202393545 U CN202393545 U CN 202393545U
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- China
- Prior art keywords
- pressure
- support member
- pressure transducer
- cooker
- detecting device
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- 238000001514 detection method Methods 0.000 title abstract description 7
- 238000007789 sealing Methods 0.000 claims abstract description 10
- 238000010438 heat treatment Methods 0.000 claims abstract description 4
- 238000010411 cooking Methods 0.000 claims description 26
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 4
- 229910052710 silicon Inorganic materials 0.000 claims description 4
- 239000010703 silicon Substances 0.000 claims description 4
- 239000004065 semiconductor Substances 0.000 claims description 2
- 238000009530 blood pressure measurement Methods 0.000 abstract description 6
- 238000010923 batch production Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000009246 food effect Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Abstract
The utility model relates to a pressure detection device and an electric pressure cooker adopting the same, wherein the pressure detection device comprises a fixing part, a pressure sensor, a sealing part and a supporting part, the supporting part is of a hollow structure, the pressure sensor is positioned on the hollow structure of the supporting part and is connected with the supporting part in a sealing way through the sealing part, and the fixing part is positioned above the pressure sensor; the electric pressure cooker comprises a cooker body, an outer cooker in the cooker body, an inner cooker arranged in the outer cooker, a heating element arranged below the inner cooker, a cooker cover assembly capable of being sealed with the inner cooker and a central control unit, wherein the cooker cover assembly is internally provided with the pressure detection device, and a pressure sensor in the pressure detection device is connected with the input end of the central control unit. The pressure detection assembly of the utility model has simple structure, low cost, high pressure measurement precision and easy batch production; install the utility model discloses pressure measurement device's electric pressure cooker simple structure, pressure control is more accurate, and the culinary art of food is effectual.
Description
Technical field
The utility model relates to pressure-detecting device, particularly a kind of electric pressure cooking saucepan that is applicable to the pressure-detecting device on the culinary cuisine utensil and adopts this device.
Background technology
To need the cooking apparatus of pressure measurement be to place in the cooking apparatus through thermistor temperature sensor to great majority on the market, after temperature in the measuring appliance, converts barometric information into, and coherent signal is passed to single-chip microcomputer realize pressure measurement and pressure control.Such pressure measurement scheme can cause data measured to have hysteresis quality owing to need during data determination through the temperature of associating to convert electric signal to from pressure again to the conversion of pressure; Simultaneously, the pressure in the cooking apparatus receives the influence of many factors such as temperature, quantity of food and the water yield easily; Only reflect the pressure size through temperature measuring, error is big, can not reflect the true pressure in the cooking apparatus in time, really; Results in pressure is controlled out of true, influences the culinary art effect of food.
Cooking apparatus institute working pressure sensor all is to be made by other pressure transducer production firm to be packaged into single component in the market, offers cooking apparatus manufacturing firm.But the pressure transducer of this structure is not easy on cooking apparatus, assemble; And owing to when the encapsulation pressure transducer, all use metal materials such as aluminum component, stainless steel, cost is high.
Summary of the invention
For overcoming the shortcoming of prior art, the utility model provides a kind of simple in structure, cost is low, the pressure measurement precision is high pressure-detecting device, is used for the pressure detection on the culinary cuisine utensil.
Another purpose of the utility model provides a kind of electric pressure cooking saucepan that adopts above-mentioned pressure-detecting device.
The technical scheme that realizes the utility model purpose is: pressure-detecting device; Comprise fixture, pressure transducer, seal and support member; It is characterized in that said support member is a hollow structure, said pressure transducer is positioned on the hollow structure of support member; And be tightly connected through seal with support member, fixture is positioned at the pressure transducer top.
The hollow structure of above-mentioned support member is the steam channel of both ends open, and said pressure transducer is connected on the opening of steam channel one end of support member.
Above-mentioned fixing piece is fixedly connected with support member.
Above-mentioned pressure transducer is silicon resistance strain pressure transducer, resistance-strain pressure transducer, semiconductor strain pressure transducer.
For making things convenient for the use of this pressure-detecting device on electric pressure cooking saucepan to install, establish the below of above-mentioned support member
Holder is arranged, and support member and this holder seal through sealing block, and holder is fixedly connected with above-mentioned fixing piece.
A kind of electric pressure cooking saucepan; Comprise outer pot in the body of a pot body, pot, be located at interior pot in the outer pot, place in the following heating element in the bottom of a pan, the pot cover component and the central control unit that can seal with interior pot; It is characterized in that: be provided with above-mentioned pressure-detecting device in the said pot cover component, the pressure transducer in the said pressure-detecting device is connected with the input end of central control unit.
Include inner cap in the above-mentioned pot cover component, cover in said pressure-detecting device is fixed on.
Holder and inner cap in the above-mentioned pressure-detecting device are processed integrative-structure.
The utility model technical conceive is:
The pressure transducer precision of complete package is high on the market, cost is high, and its structure is too complicated simultaneously, is unfavorable for the installation of product on electric pressure cooking saucepan, the back is installed simultaneously occurs leaking the vapour phenomenon easily.The utility model is optimized improvement with the encapsulating structure that silicon hinders the equal pressure sensor; And that the packaging cost that makes pressure sensor assembly is reduced to is minimum; And induction pressure more directly, accurately; Effect is ideal, and pressure sensor assembly is assembled in the application product more easily, has improved the efficiency of assembling of product.
Therefore, the beneficial effect of the utility model is:
1. cooperating of the utility model pressure transducer and other parts, be assembled into one and be convenient to assemble
Pressure detecting assembly can guarantee the fitting tight property and the reliability of pressure detecting assembly to have enlarged the application advantage of pressure transducer on cooking apparatus;
2. steam directly acts on pressure transducer in the utility model pot, makes pressure transducer produce stress
Change, directly vapor pressure changes in the impression pot, can not receive the interference of pot interior cooking food;
3. the utility model pressure-detecting device cost is low, simple in structure, is easy to produce in batches;
4. the electric pressure cooker structure that the utility model pressure-detecting device is installed is simple, and pressure control more
Accurately, the culinary art of food is effective.
Description of drawings
Fig. 1 is the structural representation of the utility model pressure-detecting device embodiment 1;
Fig. 2 is the structural representation of the utility model pressure-detecting device embodiment 2;
Fig. 3 is the explosive view of Fig. 2;
Fig. 4 is the embodiment partial structurtes synoptic diagram of the utility model electric pressure cooking saucepan.
Embodiment
Below in conjunction with accompanying drawing to the embodiment of the utility model to being further described.
Embodiment 1:
As shown in Figure 1, the pressure-detecting device of present embodiment comprises fixture 1, pressure transducer 2, seal 3 and support member 4; It is characterized in that; Pressure transducer 2 adopts silicon resistance strain pressure transducer, and said support member 4 is a hollow structure, and said pressure transducer 2 is positioned on the hollow structure of support member 4; And be tightly connected through seal 3 with support member 4, fixture 1 is positioned at pressure transducer 2 tops and is fixedly connected with support member 4.
The hollow structure of above-mentioned support member 4 is the steam channel 11 of both ends open, and said pressure transducer 2 is connected on the opening of steam channel 11 1 ends of support member 4.
Embodiment 2:
Like Fig. 2, shown in Figure 3, the difference of present embodiment and embodiment 1 is the below of above-mentioned support member 4
Be provided with holder 6, support member 4 seals through sealing block 5 with this holder 6, and holder 6 is fixedly connected with above-mentioned fixing piece 1.
Embodiment 3:
As shown in Figure 4, present embodiment is the electric pressure cooking saucepan that the utility model pressure-detecting device is installed.
Present embodiment comprises outer pot in the body of a pot body, pot, be located at interior pot 11 in the outer pot, place under the pot 11 heating element, can with the pot cover component and the central control unit of interior pot 11 sealings; It is characterized in that: be provided with above-mentioned pressure-detecting device in the said pot cover component, the pressure transducer 2 in the said pressure-detecting device is connected with the input end of central control unit.
Include inner cap 33, cover plate assembly 44 and latch components 22 in the above-mentioned pot cover component, said pressure-detecting device is fixed on the inner cap 33.
Above-mentioned pressure-detecting device comprises fixture 1, pressure transducer 2, seal 3, support member 4, sealing block 5 and holder 6; Pressure-detecting device is installed on the inner cap 33, and the pressure-detecting device top is coated with attachment cap 66, and attachment cap 66 is fastenedly connected with inner cap 33 and is integral; Between attachment cap 66 and pressure-detecting device, be provided with flexible member 55, flexible member 55 cover plate assemblies 44 flexibly connect through the support member in movable knurled nut 77 and the pressure-detecting device and form the hermetic cavity body with interior pot 11; It is as shown in Figure 4 that the back original state is installed.
When producing pressure in the electric pressure cooking saucepan pot; 44 moments of force cover plate assembly up produce displacement, and pressure-detecting device is same toward top offset, and flexible member 55 is compressed; This moment, latch components 22 received to top offset under the effect of cover plate assembly 44; Because the latch components of electric pressure cooking saucepan 22 is provided with intermeshing pot tooth with interior pot 11, when latch components 22 be moved to fasten in 11 pots of teeth of pot and when forming the rigidity connection, latch components 22 is no longer to top offset.Pressure transducer 2 in the pressure-detecting device receives the impact of pot interior steam at this moment; And the generation STRESS VARIATION; And the output electric signal is to the control system of electric pressure cooking saucepan central control unit; Control system is handled electric signal, is converted into the corresponding pressure value, realizes the pressure of electric pressure cooking saucepan is carried out continuously accurately control.
The above only is the preferred embodiment of the utility model, is not that the structure of the utility model is done any type of restriction.Every technical spirit according to the utility model is executed any simple modification that example is done to above, and equivalent variations and modification all fall in the protection domain of the utility model.
Claims (10)
1. pressure-detecting device; Comprise fixture (1), pressure transducer (2), seal (3) and support member (4); It is characterized in that said support member (4) is a hollow structure, said pressure transducer (2) is positioned on the hollow structure of support member (4); And be tightly connected through seal (3) with support member (4), fixture (1) is positioned at pressure transducer (2) top.
2. pressure-detecting device according to claim 1; It is characterized in that; The hollow structure of said support member (4) is the steam channel (11) of both ends open, and said pressure transducer (2) is connected on the opening of steam channel (11) one ends of support member (4).
3. pressure-detecting device according to claim 2 is characterized in that, said fixture (1) is fixedly connected with support member (4).
4. according to claim 1 or 2 or 3 described pressure-detecting devices, it is characterized in that described pressure transducer (2) is silicon resistance strain pressure transducer or resistance-strain pressure transducer or semiconductor strain pressure transducer.
5. pressure-detecting device according to claim 1 is characterized in that, said support member (4)
The below be provided with holder (6), support member (4) and holder (6) seal through sealing block (5), holder (6) is fixedly connected with said fixture (1).
6. electric pressure cooking saucepan; Comprise outer pot in the body of a pot body, pot, be located at interior pot (11) in the outer pot, place heating element under the interior pot (11), can with the pot cover component and the central control unit of interior pot (11) sealing; It is characterized in that: be provided with pressure-detecting device in the said pot cover component; Said pressure-detecting device comprises fixture (1), pressure transducer (2), seal (3) and support member (4); Said support member (4) is a hollow structure, and said pressure transducer (2) is positioned on the hollow structure of support member (4), and is tightly connected through seal (3) with support member (4); Fixture (1) is positioned at pressure transducer (2) top, and pressure transducer (2) is connected with the input end of central control unit.
7. electric pressure cooking saucepan according to claim 6 is characterized in that, the hollow structure of said support member (4) is the steam channel (11) of both ends open, and said pressure transducer (2) is connected on the opening of steam channel (11) one ends of support member (4).
8. electric pressure cooking saucepan according to claim 7 is characterized in that, said support member (4) following
The side is provided with holder (6), and support member (4) seals through sealing block (5) with holder (6), and holder (6) is fixedly connected with said fixture (1).
9. electric pressure cooking saucepan according to claim 6 is characterized in that, includes inner cap (33) in the described pot cover component, and said pressure-detecting device is fixed on the inner cap (33).
10. electric pressure cooking saucepan according to claim 8 is characterized in that, the holder in the said pressure-detecting device (6) is processed integrative-structure with inner cap (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204955348U CN202393545U (en) | 2011-12-02 | 2011-12-02 | Pressure detection device and electric pressure cooker adopting same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204955348U CN202393545U (en) | 2011-12-02 | 2011-12-02 | Pressure detection device and electric pressure cooker adopting same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202393545U true CN202393545U (en) | 2012-08-22 |
Family
ID=46668459
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204955348U Expired - Lifetime CN202393545U (en) | 2011-12-02 | 2011-12-02 | Pressure detection device and electric pressure cooker adopting same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202393545U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102519654A (en) * | 2011-12-02 | 2012-06-27 | 美的集团有限公司 | Pressure detection device and electric pressure cooker adopting same |
| WO2016078037A1 (en) * | 2014-11-19 | 2016-05-26 | 史利利 | Pressure sensor mounting structure and electric pressure cooker |
-
2011
- 2011-12-02 CN CN2011204955348U patent/CN202393545U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102519654A (en) * | 2011-12-02 | 2012-06-27 | 美的集团有限公司 | Pressure detection device and electric pressure cooker adopting same |
| WO2016078037A1 (en) * | 2014-11-19 | 2016-05-26 | 史利利 | Pressure sensor mounting structure and electric pressure cooker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: MIDEA GROUP CO., LTD. Free format text: FORMER NAME: MEIDI GROUP CO. LTD. |
|
| CP03 | Change of name, title or address |
Address after: 528311 Guangdong, Foshan, Beijiao, the United States, the United States and the United States on the avenue of the United States, the headquarters of the United States building B floor, District, 26-28 Patentee after: MIDEA GROUP Co.,Ltd. Address before: 528311 Beijiao, Foshan, Shunde District, the town of Guangdong, the United States Avenue, No. 6 Patentee before: Midea Group |
|
| CX01 | Expiry of patent term |
Granted publication date: 20120822 |
|
| CX01 | Expiry of patent term |