CN103892700B - Electric pressure cooking saucepan - Google Patents
Electric pressure cooking saucepan Download PDFInfo
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- CN103892700B CN103892700B CN201210585756.8A CN201210585756A CN103892700B CN 103892700 B CN103892700 B CN 103892700B CN 201210585756 A CN201210585756 A CN 201210585756A CN 103892700 B CN103892700 B CN 103892700B
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- cover plate
- induction pieces
- inner cover
- electric pressure
- pressure cooking
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Abstract
The invention discloses a kind of electric pressure cooking saucepan, including: pot, pot cover, inner cover plate assembly and the second induction pieces, the open-top of pot.Pot cover is used for opening or closing pot, and pot cover is provided with the first induction pieces.Inner cover plate assembly is detachably arranged in pot cover, and inner cover plate assembly includes inner cover plate and the sealing ring being located in inner cover plate.Second induction pieces is located on inner cover plate assembly and coordinates with the first induction pieces sensing.Electric pressure cooking saucepan according to embodiments of the present invention, when user forgets dress inner cover plate assembly, first induction pieces cannot occur sensing to coordinate with the second induction pieces and be off, master controller in electric pressure cooking saucepan receives cut-off signal that the first induction pieces sends and judges that inner cover plate assembly is fitted without putting in place, now main controller controls electric pressure cooking saucepan stops heating, and then can prevent the high-temperature steam carrying out electrified regulation generation when user forgets dress inner cover plate assembly from entering into potential safety hazards such as causing working of plastics deformation, electrical part inefficacy and electrical short-circuit in pot cover.
Description
Technical field
The present invention relates to living electric apparatus field, especially relate to a kind of electric pressure cooking saucepan.
Background technology
The electric pressure cooking saucepan of middle and high end in the market, owing to design has dismountable inner cover plate structure, significantly facilitates user's cleaning to inner cover plate and sealing ring, is subject to liking of user.But user is after cleaning inner cover plate, frequent neglected loading inner cover plate, if being now continuing with product, affecting culinary art effect or spillover occurs, even high-temperature steam can cause that the power elements of upper cover part lost efficacy, and potential safety hazard occurs.Also there is user's neglected loading sealing ring, after product is energized, because electric pressure cooking saucepan does not seal, cause gas leakage, have impact on the normal use of electric pressure cooking saucepan.
Detecting device in existing electric pressure cooking saucepan can only realize electric pressure cooking saucepan can not the security protection that puts in place of closing lid without inner cover plate, if the user while when closing lid is not in place, direct-electrifying heats, due to without inner cover plate, product upper cover can not seal, and high-temperature steam is submerged into, inside whole upper cap assembly, causing that the working of plastics in upper cover deforms, electrical part within upper cover lost efficacy, and the potential safety hazards such as electrical short-circuit is on fire even occurred.
Summary of the invention
It is contemplated that at least solve one of technical problem of existence in prior art.For this, it is an object of the present invention to propose a kind of to avoid the electric pressure cooking saucepan of electrified regulation when neglected loading inner cover plate assembly.
Electric pressure cooking saucepan according to embodiments of the present invention, including: pot, the open-top of described pot；For opening or close the pot cover of described pot, described pot cover is provided with the first induction pieces；Inner cover plate assembly, described inner cover plate assembly is detachably arranged in described pot cover, and described inner cover plate assembly includes inner cover plate and the sealing ring being located in described inner cover plate；With the second induction pieces, described second induction pieces is located on described inner cover plate assembly and coordinates with described first induction pieces sensing.
Electric pressure cooking saucepan according to embodiments of the present invention, by being provided with the second induction pieces on inner cover plate assembly, pot cover is provided with and senses, with the second induction pieces, the first induction pieces coordinated, thus when user forgets dress inner cover plate assembly, first induction pieces cannot occur sensing to coordinate with the second induction pieces and be off, master controller in electric pressure cooking saucepan receives cut-off signal that the first induction pieces sends and judges that inner cover plate assembly is fitted without putting in place, now main controller controls electric pressure cooking saucepan stops heating, and then can prevent from carrying out electrified regulation when user forgets dress inner cover plate assembly, avoid the high-temperature steam that electrified regulation produces to enter into and cause that working of plastics deforms in pot cover, the potential safety hazards such as electrical part inefficacy and electrical short-circuit.
It addition, the electric pressure cooking saucepan according to the present invention also has following additional technical feature:
In some embodiments of the invention, described sealing ring is detachably arranged in described inner cover plate, and described second induction pieces is located on described sealing ring.Thus user's clean seal circle and inner cover plate can be easy to.
Further, described inner cover plate is provided with the hole, location vertically running through it, and described sealing ring is provided with the locating dowel coordinated with hole, described location.Thus the assembling of sealing ring and inner cover plate can be easy to.
In other embodiments of the present invention, described sealing ring and described inner cover plate are integrally fixed.
Alternatively, described second induction pieces is located in described inner cover plate.
Alternatively, described second induction pieces is located between described inner cover plate and described sealing ring.
According to some embodiments of the present invention, described first induction pieces is magnet-sensitive switch, and described second induction pieces is Magnet, and described second induction pieces is positioned at the lower section of described first induction pieces.So that electric pressure cooker structure is simple, it is ensured that the reliability that the sensing of the first induction pieces and the second induction pieces coordinates, and cost is low.
Further, described second induction pieces is positioned at the underface of described first induction pieces.
Preferably, described second induction pieces is soft magnet.Thus the potential safety hazard such as pressure release and quick-fried pot can be prevented.
The additional aspect of the present invention and advantage will part provide in the following description, and part will become apparent from the description below, or is recognized by the practice of the present invention.
Accompanying drawing explanation
Above-mentioned and/or the additional aspect of the present invention and advantage are from conjunction with will be apparent from easy to understand the accompanying drawings below description to embodiment, wherein:
Fig. 1 is the principal section figure of electric pressure cooking saucepan according to embodiments of the present invention；
Fig. 2 is the part sectioned view of electric pressure cooking saucepan according to embodiments of the present invention；
Fig. 3 is the decomposed figure of electric pressure cooking saucepan according to embodiments of the present invention.
Accompanying drawing labelling:
Electric pressure cooking saucepan 100, pot 1, pot cover the 2, first induction pieces 3, inner cover plate assembly 4, inner cover plate 40, location hole 401, draw-in groove 402, sealing ring 41, locating dowel the 411, second induction pieces 5
Detailed description of the invention
Being described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of same or like function from start to finish.The embodiment described below with reference to accompanying drawing is illustrative of, and is only used for explaining the present invention, and is not considered as limiting the invention.
In describing the invention, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", orientation or the position relationship of the instruction such as " outward " are based on orientation shown in the drawings or position relationship, it is for only for ease of the description present invention and simplifies description, rather than the device of instruction or hint indication or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not considered as limiting the invention.Additionally, term " first ", " second " are only for descriptive purposes, and it is not intended that indicate or hint relative importance.
In describing the invention, it is necessary to explanation, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, for instance, it is possible to it is fixing connection, it is also possible to be removably connect, or connect integratedly；Can be mechanically connected, it is also possible to be electrical connection；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, it is possible to be the connection of two element internals.For the ordinary skill in the art, it is possible to concrete condition understands above-mentioned term concrete meaning in the present invention.
Additionally, in describing the invention, except as otherwise noted, " multiple " are meant that two or more.
Describing a kind of electric pressure cooking saucepan 100 according to embodiments of the present invention below with reference to Fig. 1-Fig. 3, this electric pressure cooking saucepan 100 can be used for cooking food.
Electric pressure cooking saucepan 100 according to embodiments of the present invention, as shown in Figure 1-Figure 3, including: pot 1, pot cover 2, inner cover plate assembly 4 and the second induction pieces 5, wherein, the open-top of pot 1.Pot cover 2 is used for opening or closing pot 1, and pot cover 2 is provided with the first induction pieces 3.Inner cover plate assembly 4 is detachably arranged in pot cover 2, and inner cover plate assembly 4 includes inner cover plate 40 and the sealing ring 41 being located in inner cover plate 40.Second induction pieces 5 is located on inner cover plate assembly 4 and coordinates with the first induction pieces 3 sensing.Being worth being understood that, the first induction pieces 3 can be at on-state and off-state two states.
Wherein, electric pressure cooking saucepan 100 also includes master controller (not shown go out) etc., known by those skilled in the art, is just not described in detail here.First induction pieces 3 is electrically connected with master controller, when the first induction pieces 3 coordinates with the second induction pieces 5 sensing, first induction pieces 3 is in an ON state, master controller receives connection signal that the first induction pieces 3 sends and determines that inner cover plate assembly 4 is seated, and now electric pressure cooking saucepan can be carried out power on operation.
When user forgets dress inner cover plate assembly 4, first induction pieces 3 cannot occur sensing to coordinate with the second induction pieces 5, first induction pieces 3 is off, now master controller receives cut-off signal that the first induction pieces 3 sends and judges that inner cover plate assembly 4 is not seated, and main controller controls electric pressure cooking saucepan stops heating.
Electric pressure cooking saucepan 100 according to embodiments of the present invention, by being provided with the second induction pieces 5 on inner cover plate assembly 4, pot cover 2 is provided with and senses, with the second induction pieces 5, the first induction pieces 3 coordinated, thus when user forgets dress inner cover plate assembly 4, first induction pieces 3 cannot occur sensing to coordinate with the second induction pieces 5 and be off, master controller in electric pressure cooking saucepan receives cut-off signal that the first induction pieces 3 sends and judges that inner cover plate assembly 4 is fitted without putting in place, now main controller controls electric pressure cooking saucepan 100 stops heating, and then can prevent from carrying out electrified regulation when user forgets dress inner cover plate assembly 4, avoid the high-temperature steam that electrified regulation produces to enter into and cause that working of plastics deforms in pot cover 2, the potential safety hazards such as electrical part inefficacy and electrical short-circuit, namely this electric pressure cooking saucepan 100 is safe and reliable and simple in construction.
In some embodiments of the invention, the first induction pieces 3 is magnet-sensitive switch, and the second induction pieces 5 is Magnet, and the second induction pieces 5 is positioned at the lower section of the first induction pieces 3.Preferably, the second induction pieces 5 is positioned at the underface of the first induction pieces 3.Now, when Magnet is positioned at below magnet-sensitive switch, under the effect of the magnetic force of Magnet in an ON state, when neglected loading inner cover plate assembly 4, magnet-sensitive switch, under not having the effect of magnetic force of Magnet, is off magnet-sensitive switch.So that electric pressure cooking saucepan 100 simple in construction, it is ensured that the reliability that the sensing of the first induction pieces 3 and the second induction pieces 5 coordinates, and cost is low.
Further, second induction pieces 5 is soft magnet, demagnetization phenomenon can be there is in this soft magnet when temperature arrives predetermined temperature, thus when the Stress control of electric pressure cooking saucepan 100 occurs abnormal, namely the pressure in pot 1 continues to rise, when pressure reaches pre-level pressure value such as 140kPa (when the temperature in pot 1 reaches predetermined value such as 128 DEG C), there is demagnetization phenomenon in second induction pieces 5, first induction pieces 3 is not under having magneticaction, it is changed into off-state by on-state, the signal cut power supply that master controller sends according to the first induction pieces 3, electric pressure cooking saucepan 100 is made to stop heating, can effectively avoid the occurrence of the potential safety hazard such as pressure release and quick-fried pot.
In some embodiments of the invention, as shown in Figure 1-Figure 3, sealing ring 41 is detachably arranged in inner cover plate 40, and the second induction pieces 5 is located on sealing ring 41.Thus user can be easy to clean inner cover plate 40 and sealing ring 41.Further, as shown in Figure 1-Figure 3, inner cover plate 40 is provided with the hole, location 401 vertically running through it, and sealing ring 41 is provided with and positions the locating dowel 411 that hole 401 coordinates.Consequently facilitating the assembling of inner cover plate 40 and sealing ring 41.Wherein, it is worth being understood by, assembling mode in any way between sealing ring 41 and inner cover plate 40, can be adopted, as long as making sealing ring 41 be detachably arranged in inner cover plate 40.In the example of invention, the bottom of inner cover plate 40 is provided with draw-in groove 402, and the top of sealing ring 41 is fastened in draw-in groove 402, so that inner cover plate 40 and sealing ring 41 assemble simply.
In other embodiments of the present invention, sealing ring 41 and inner cover plate 40 are integrally fixed, and in other words, can pass through the fixed forms such as stickup and unremovably be located in inner cover plate 40 by sealing ring 41, and namely sealing ring 41 cannot disassemble inner cover plate 40.In an example of the present invention, the second induction pieces 5 is located in inner cover plate 40.Certainly the invention is not restricted to this, the second induction pieces 5 is also located between inner cover plate 40 and sealing ring 41, and the second induction pieces 5 also may be provided on sealing ring 41.
Describing the process that specifically detects of electric pressure cooking saucepan 100 according to embodiments of the present invention below with reference to Fig. 1-Fig. 3, be detachably arranged in inner cover plate 40 with sealing ring 41 below, and the first induction pieces 3 is magnet-sensitive switch, the second induction pieces 5 is that example is described for Magnet.
Wherein, it is worth being understood by, owing to sealing ring 41 is to be detachably arranged in inner cover plate 40, now, the neglected loading of inner cover plate assembly 4 is divided into two kinds of situations, and one is inner cover plate 40 and sealing ring 41 neglected loading simultaneously, and another kind is that pot cover 2 is provided with inner cover plate 40 but neglected loading sealing ring 41.
When user dismantles after inner cover plate assembly 4 is cleaned, if neglected loading inner cover plate 40 and sealing ring 41, now there is no Magnet in electric pressure cooking saucepan 100, magnet-sensitive switch on pot cover 2 is not under having the effect of magnetic force of Magnet, it is off, according to the cut-off signal of magnet-sensitive switch, master controller judges that sealing ring 41 is not seated, main controller controls electric pressure cooking saucepan 100 stops heating, thus preventing the high-temperature steam produced because of electrified regulation when being fitted without inner cover plate 40 and sealing ring 41 from causing, the use of electric pressure cooking saucepan 100 is abnormal.
If being mounted with inner cover plate 40 after user's cleaning, but neglected loading sealing ring 41, now still there is no Magnet in electric pressure cooking saucepan 100, magnet-sensitive switch on pot cover 2 is not under having the effect of magnetic force of Magnet, it is off, according to the cut-off signal of magnet-sensitive switch, master controller judges that sealing ring 41 is not seated, main controller controls electric pressure cooking saucepan 100 stops heating, thus preventing the high-temperature steam produced because of electrified regulation when being fitted without sealing ring 41 from causing, the use of electric pressure cooking saucepan 100 is abnormal.
After user cleans inner cover plate 40 and sealing ring 41, first the locating dowel 411 of sealing ring 41 is directed at the hole, location 401 in inner cover plate 40, then it is assembled in inner cover plate 40 by dismountable for sealing ring 41, then the inner cover plate assembly 4 assembled is installed on pot cover 2, now the magnet-sensitive switch on pot cover 2 is under the effect of the magnetic force of Magnet, magnet-sensitive switch is in an ON state, according to the signal of connecting of magnet-sensitive switch, master controller determines that the sealing ring 41 of product is seated, electric pressure cooking saucepan 100 can normal power-up work.
When the Stress control of electric pressure cooking saucepan 100 occurs abnormal, namely the pressure in pot 1 continues to rise, when pressure reaches pre-level pressure value such as 140kPa (when the temperature in pot 1 reaches predetermined value such as 128 DEG C), there is demagnetization phenomenon in Magnet, magnet-sensitive switch, under not having magneticaction, is changed into off-state by on-state, the signal cut power supply that master controller sends according to magnet-sensitive switch, make electric pressure cooking saucepan 100 stop heating, can effectively avoid the occurrence of the potential safety hazard such as pressure release and quick-fried pot.
Other of electric pressure cooking saucepan according to embodiments of the present invention constitute such as heater and control panel etc. and operation is all known for those of ordinary skills, are not detailed herein.
In the description of this specification, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " illustrative examples ", " example ", " concrete example " or " some examples " etc. means in conjunction with this embodiment or example describe are contained at least one embodiment or the example of the present invention.In this manual, the schematic representation of above-mentioned term is not necessarily referring to identical embodiment or example.And, the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiments or example.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that: these embodiments can being carried out multiple change, amendment, replacement and modification when without departing from principles of the invention and objective, the scope of the present invention is limited by claim and equivalent thereof.
Claims (9)
1. an electric pressure cooking saucepan, it is characterised in that including:
Pot, the open-top of described pot；
For opening or close the pot cover of described pot, described pot cover is provided with the first induction pieces；
Inner cover plate assembly, described inner cover plate assembly is detachably arranged in described pot cover, and described inner cover plate assembly includes inner cover plate and the sealing ring being located in described inner cover plate；With
Second induction pieces, described second induction pieces is located on described inner cover plate assembly and coordinates with described first induction pieces sensing, described first induction pieces has on-state and off-state, described first induction pieces and master controller are electrically connected, and described in when the first induction pieces coordinates with described second induction pieces sensing, the first induction pieces is in an ON state.
2. electric pressure cooking saucepan according to claim 1, it is characterised in that described sealing ring is detachably arranged in described inner cover plate, described second induction pieces is located on described sealing ring.
3. electric pressure cooking saucepan according to claim 2, it is characterised in that described inner cover plate is provided with the hole, location vertically running through it, described sealing ring is provided with the locating dowel coordinated with hole, described location.
4. electric pressure cooking saucepan according to claim 1, it is characterised in that described sealing ring and described inner cover plate are integrally fixed.
5. electric pressure cooking saucepan according to claim 4, it is characterised in that described second induction pieces is located in described inner cover plate.
6. electric pressure cooking saucepan according to claim 4, it is characterised in that described second induction pieces is located between described inner cover plate and described sealing ring.
7. electric pressure cooking saucepan according to claim 1, it is characterised in that described first induction pieces is magnet-sensitive switch, described second induction pieces is Magnet, and described second induction pieces is positioned at the lower section of described first induction pieces.
8. electric pressure cooking saucepan according to claim 7, it is characterised in that described second induction pieces is positioned at the underface of described first induction pieces.
9. electric pressure cooking saucepan according to claim 7, it is characterised in that described second induction pieces is soft magnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210585756.8A CN103892700B (en) | 2012-12-30 | 2012-12-30 | Electric pressure cooking saucepan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210585756.8A CN103892700B (en) | 2012-12-30 | 2012-12-30 | Electric pressure cooking saucepan |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103892700A CN103892700A (en) | 2014-07-02 |
| CN103892700B true CN103892700B (en) | 2016-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210585756.8A Active CN103892700B (en) | 2012-12-30 | 2012-12-30 | Electric pressure cooking saucepan |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105054767B (en) * | 2015-07-15 | 2017-05-24 | 珠海格力电器股份有限公司 | Household appliance and insulation cover missing preventive structure therefor |
| CN111134525B (en) * | 2018-11-06 | 2021-08-06 | 佛山市顺德区美的电热电器制造有限公司 | Detection method and device for opening and closing cover of cooking appliance and cooking appliance |
| CN111012190B (en) * | 2019-11-29 | 2021-04-02 | 广东美的厨房电器制造有限公司 | Control method and device of steam generator, electronic equipment and storage medium |
| CN112021924B (en) * | 2020-09-11 | 2021-11-23 | 杭州老板电器股份有限公司 | Upper cover heating control device and control method and multifunctional steam box |
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|---|---|---|---|---|
| CN201312721Y (en) * | 2008-11-27 | 2009-09-23 | 美的集团有限公司 | Electric cooker with cover plate convenient to detach |
| CN201312728Y (en) * | 2008-12-02 | 2009-09-23 | 美的集团有限公司 | Electric pressure cooker |
| CN201312727Y (en) * | 2008-11-25 | 2009-09-23 | 美的集团有限公司 | Electric cooker with built-in cover plate detection device |
| JP4416714B2 (en) * | 2005-08-10 | 2010-02-17 | 三菱電機株式会社 | Pressure cooker |
| CN201557969U (en) * | 2009-11-26 | 2010-08-25 | 江苏通达威鹏电气有限公司 | Switch for electric pressure cooker |
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2012
- 2012-12-30 CN CN201210585756.8A patent/CN103892700B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4416714B2 (en) * | 2005-08-10 | 2010-02-17 | 三菱電機株式会社 | Pressure cooker |
| CN201312727Y (en) * | 2008-11-25 | 2009-09-23 | 美的集团有限公司 | Electric cooker with built-in cover plate detection device |
| CN201312721Y (en) * | 2008-11-27 | 2009-09-23 | 美的集团有限公司 | Electric cooker with cover plate convenient to detach |
| CN201312728Y (en) * | 2008-12-02 | 2009-09-23 | 美的集团有限公司 | Electric pressure cooker |
| CN201557969U (en) * | 2009-11-26 | 2010-08-25 | 江苏通达威鹏电气有限公司 | Switch for electric pressure cooker |
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| CN103892700A (en) | 2014-07-02 |
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