CN103892700A - Electric pressure cooker - Google Patents
Electric pressure cooker Download PDFInfo
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- CN103892700A CN103892700A CN201210585756.8A CN201210585756A CN103892700A CN 103892700 A CN103892700 A CN 103892700A CN 201210585756 A CN201210585756 A CN 201210585756A CN 103892700 A CN103892700 A CN 103892700A
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- cover plate
- inner cover
- induction pieces
- electric pressure
- cooking saucepan
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Abstract
The invention discloses an electric pressure cooker which comprises a body, a cover, an inner cover plate component and a second inducting part. The top of the body is open. The cover is used for opening or closing the body. The first inducting part is disposed on the cover. The inner cover plate component is detachably disposed in the cover and comprises an inner cover plate and a seal ring disposed on the inner cover plate. A second inducting part is disposed on the inner cover plate component and is matched with the first inducting part in an induction manner. The electric pressure cooker has the advantages that when a user forgets to mount the inner cover plate component, the first inducting part cannot be matched with the second inducting part in an induction manner and is in an off state, the master controller of the electric pressure cooker receives an off signal, judges that the inner cover plate component is not mounted in position, and controls the electric pressure cooker to stop heating, and accordingly high-temperature steam generated by electric heating can be prevented from entering the cover when the user forgets to mount the inner cover plate component, and potential safety hazards such as plastic part deformation, electric part failure and electric appliance short circuit can be prevented.
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 being designed with dismountable inner cover plate structure, facilitates clean to inner cover plate and sealing ring of user greatly, is subject to liking of user.But user is after clean inner cover plate, and often neglected loading inner cover plate, if now continue to use product, can affect culinary art effect or spillover occurs, and even high-temperature steam can cause the power elements of upper cover part to lose efficacy, and occurs potential safety hazard.Also there is user's neglected loading sealing ring, when after product energising, because electric pressure cooking saucepan does not seal, cause gas leakage, affected the normal use of electric pressure cooking saucepan.
Checkout gear in existing electric pressure cooking saucepan can only be realized the security protection that electric pressure cooking saucepan can not closing lid puts in place without inner cover plate, if user is in the situation that closing lid is not in place, direct-electrifying heating, due to without inner cover plate, product upper cover can not seal, and high-temperature steam will be immersed in whole upper cap assembly inside, causes the working of plastics distortion in upper cover, the electrical part of upper cover inside lost efficacy, and even occurred the potential safety hazards such as electrical short-circuit is on fire.
Summary of the invention
The present invention is intended at least solve one of technical problem existing in prior art.For this reason, one object of the present invention is to propose a kind of logical electrically heated electric pressure cooking saucepan in the situation that of neglected loading inner cover plate assembly of avoiding.
According to the electric pressure cooking saucepan of the embodiment of the present invention, comprising: pot body, the top of described pot body is opened wide; For opening or seal the pot cover of described pot body, described pot cover is provided with the first induction pieces; Inner cover plate assembly, described inner cover plate assembly is removably located in described pot cover, and described inner cover plate assembly comprises inner cover plate and is located at the sealing ring in described inner cover plate; With the second induction pieces, described the second induction pieces is located on described inner cover plate assembly and with described the first induction pieces induction and coordinates.
According to the electric pressure cooking saucepan of the embodiment of the present invention, by be provided with the second induction pieces on inner cover plate assembly, on pot cover, be provided with the second induction pieces and respond to the first induction pieces coordinating, thereby in the time that user forgets to fill inner cover plate assembly, cannot there is induction with the second induction pieces and coordinate and in off-state in the first induction pieces, master controller in electric pressure cooking saucepan receives the cut-off signal that the first induction pieces sends and judges that inner cover plate assembly is not in place, now main controller controls electric pressure cooking saucepan stops heating, and then can prevent the heating of switching in the time that user forgets to fill inner cover plate assembly, having avoided energising to add thermogenetic high-temperature steam enters in pot cover and causes working of plastics distortion, the potential safety hazards such as electrical part inefficacy and electrical short-circuit.
In addition, also there is following additional technical feature according to electric pressure cooking saucepan of the present invention:
In some embodiments of the invention, described sealing ring is removably located in described inner cover plate, and described the second induction pieces is located on described sealing ring.Thereby can be convenient to user's clean seal circle and inner cover plate.
Further, described inner cover plate is provided with the locating hole that vertically runs through it, and described sealing ring is provided with the locating dowel coordinating with described locating hole.Thereby can be convenient to the assembling of sealing ring and inner cover plate.
In other embodiment of the present invention, described sealing ring and described inner cover plate are fixed into one.
Alternatively, described the second induction pieces is located in described inner cover plate.
Alternatively, described the second induction pieces is located between described inner cover plate and described sealing ring.
According to some embodiments of the present invention, described the first induction pieces is magnet-sensitive switch, and described the second induction pieces is magnet, and described the second induction pieces is positioned at the below of described the first induction pieces.Thereby make electric pressure cooker structure simple, ensured the reliability of the induction cooperation of the first induction pieces and the second induction pieces, and cost is low.
Further, described the second induction pieces be positioned at described the first induction pieces under.
Preferably, described the second induction pieces is soft magnet.Thereby can prevent the potential safety hazard such as pressure release and quick-fried pot.
Additional aspect of the present invention and advantage in the following description part provide, and part will become obviously from the following description, or recognize by practice of the present invention.
Brief description of the drawings
Above-mentioned and/or additional aspect of the present invention and advantage accompanying drawing below combination is understood becoming the description of embodiment obviously and easily, wherein:
Fig. 1 is the principal section figure according to the electric pressure cooking saucepan of the embodiment of the present invention;
Fig. 2 is according to the part sectioned view of the electric pressure cooking saucepan of the embodiment of the present invention;
Fig. 3 is the decomposed figure according to the electric pressure cooking saucepan of the embodiment of the present invention.
Reference numeral:
Electric pressure cooking saucepan 100, pot body 1, pot cover 2, the first induction pieces 3, inner cover plate assembly 4, inner cover plate 40, locating hole 401, draw-in groove 402, sealing ring 41, locating dowel 411, the second induction pieces 5
Detailed description of the invention
Describe embodiments of the invention below in detail, 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 identical or similar functions from start to finish.Be exemplary below by the embodiment being described with reference to the drawings, only for explaining the present invention, and can not be interpreted as limitation of the present invention.
In description of the invention, it will be appreciated that, term " " center ", " longitudinally ", " laterally ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", orientation or the position relationship of instructions such as " outward " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of device or the element of instruction or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as limitation of the present invention.In addition, term " first ", " second " be only for describing object, and can not be interpreted as instruction or hint relative importance.
In description of the invention, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and for example, can be to be fixedly connected with, and can be also to removably connect, or connect integratedly; Can be mechanical connection, can be also electrical connection; Can be to be directly connected, also can indirectly be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, can concrete condition understand above-mentioned term concrete meaning in the present invention.
In addition,, in description of the invention, except as otherwise noted, the implication of " multiple " is two or more.
Describe according to a kind of electric pressure cooking saucepan 100 of the embodiment of the present invention below with reference to Fig. 1-Fig. 3, this electric pressure cooking saucepan 100 can be used for cooking food.
According to the electric pressure cooking saucepan 100 of the embodiment of the present invention, as shown in Figure 1-Figure 3, comprising: pot body 1, pot cover 2, inner cover plate assembly 4 and the second induction pieces 5, wherein, the top of pot body 1 is opened wide.Pot cover 2 is for opening or seal pot body 1, and pot cover 2 is provided with the first induction pieces 3.Inner cover plate assembly 4 is removably located in pot cover 2, and inner cover plate assembly 4 comprises inner cover plate 40 and is located at the sealing ring 41 in inner cover plate 40.The second induction pieces 5 is located on inner cover plate assembly 4 and with the first induction pieces 3 inductions and coordinates.Worth understanding is that the first induction pieces 3 can be in on-state and off-state two states.
Wherein, electric pressure cooking saucepan 100 also includes master controller (scheming not shown) etc., by those skilled in the art is known, is not just described in detail here.The first induction pieces 3 is electrically connected with master controller, in the time that the first induction pieces 3 coordinates with the second induction pieces 5 inductions, the first induction pieces 3 is in on-state, master controller receives the connection signal that the first induction pieces 3 sends and determines that inner cover plate assembly 4 is seated, now can be to the electric pressure cooking saucepan operation that powers on.
In the time that user forgets to fill inner cover plate assembly 4, cannot there is induction with the second induction pieces 5 and coordinate in the first induction pieces 3, the first induction pieces 3 is in off-state, now master controller receives the 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.
According to the electric pressure cooking saucepan 100 of the embodiment of the present invention, by be provided with the second induction pieces 5 on inner cover plate assembly 4, on pot cover 2, be provided with the second induction pieces 5 and respond to the first induction pieces 3 coordinating, thereby in the time that user forgets to fill inner cover plate assembly 4, the first induction pieces 3 cannot occur that induction coordinate with the second induction pieces 5 and in off-state, master controller in electric pressure cooking saucepan receives the cut-off signal that the first induction pieces 3 sends and judges that inner cover plate assembly 4 is not in place, now main controller controls electric pressure cooking saucepan 100 stops heating, and then can prevent the heating of switching in the time that user forgets to fill inner cover plate assembly 4, having avoided energising to add thermogenetic high-temperature steam enters in pot cover 2 and causes working of plastics distortion, the potential safety hazards such as electrical part inefficacy and electrical short-circuit, this electric pressure cooking saucepan 100 is safe and reliable and simple in structure.
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 below of the first induction pieces 3.Preferably, the second induction pieces 5 be positioned at the first induction pieces 3 under.Now, when magnet is positioned at magnet-sensitive switch when below, magnet-sensitive switch is under the effect of the magnetic force of magnet and in on-state, when neglected loading inner cover plate assembly 4, magnet-sensitive switch is under the effect of magnetic force that there is no magnet, in off-state.Thereby make electric pressure cooking saucepan 100 simple in structure, ensured the reliability of the induction cooperation of the first induction pieces 3 and the second induction pieces 5, and cost is low.
Further, the second induction pieces 5 is soft magnet, can in the time that temperature arrives predetermined temperature, there is demagnetization phenomenon in this soft magnet, thereby when the pressure control of electric pressure cooking saucepan 100 occurs when abnormal, the pressure in pot body 1 continues to rise, in the time that pressure reaches pre-level pressure value as 140kPa (when the temperature in pot body 1 reaches predetermined value as 128 DEG C), there is demagnetization phenomenon in the second induction pieces 5, the first induction pieces 3 is not having under magneticaction, change off-state into by on-state, the signal cut power supply that master controller sends according to the first induction pieces 3, make electric pressure cooking saucepan 100 stop heating, can effectively avoid occurring 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 removably located in inner cover plate 40, and the second induction pieces 5 is located on sealing ring 41.Thereby can be convenient to user and 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 locating hole 401 that vertically runs through it, and sealing ring 41 is provided with the locating dowel 411 coordinating with locating hole 401.Thereby be convenient to the assembling of inner cover plate 40 and sealing ring 41.Wherein, be worth understanding, between sealing ring 41 and inner cover plate 40, can adopt assembling mode in any way, as long as sealing ring 41 is removably located 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, thereby makes inner cover plate 40 and sealing ring 41 assemblings simply.
In other embodiment of the present invention, sealing ring 41 and inner cover plate 40 are fixed into one, in other words, can sealing ring 41 be unremovably located in inner cover plate 40 by fixed forms such as stickups, and sealing ring 41 cannot disassemble from 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 can be located on sealing ring 41.
Describes according to the concrete testing process of the electric pressure cooking saucepan 100 of the embodiment of the present invention below with reference to Fig. 1-Fig. 3, be removably located 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 for magnet be that example is described.
Wherein, be worth understanding, because sealing ring 41 is to be removably located 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 loadings simultaneously, and another kind is that pot cover 2 is provided with inner cover plate 40 but neglected loading sealing ring 41.
After user dismantles inner cover plate assembly 4 and cleans, if neglected loading inner cover plate 40 and sealing ring 41, now in electric pressure cooking saucepan 100, there is no magnet, magnet-sensitive switch on pot cover 2 is under the effect of magnetic force that there is no magnet, in off-state, master controller judges that according to the cut-off signal of magnet-sensitive switch sealing ring 41 is not seated, main controller controls electric pressure cooking saucepan 100 stops heating, thereby prevents from causing the use of electric pressure cooking saucepan 100 abnormal because energising adds thermogenetic high-temperature steam in the situation that inner cover plate 40 and sealing ring 41 are not installed.
If inner cover plate 40 has been installed after user is clean, but neglected loading sealing ring 41, now in electric pressure cooking saucepan 100, still there is no magnet, magnet-sensitive switch on pot cover 2 is under the effect of magnetic force that there is no magnet, in off-state, master controller judges that according to the cut-off signal of magnet-sensitive switch sealing ring 41 is not seated, main controller controls electric pressure cooking saucepan 100 stops heating, thereby prevents from causing the use of electric pressure cooking saucepan 100 abnormal because energising adds thermogenetic high-temperature steam in the situation that sealing ring 41 is not installed.
After the clean inner cover plate 40 of user and sealing ring 41, first the locating dowel of sealing ring 41 411 is aimed to the locating hole 401 in inner cover plate 40, then be assembled in inner cover plate 40 dismountable sealing ring 41, then the inner cover plate assembly 4 assembling 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 on-state, master controller determines that according to the connection signal of magnet-sensitive switch the sealing ring 41 of product is seated, and electric pressure cooking saucepan 100 can normal power-up work.
When the pressure control of electric pressure cooking saucepan 100 occurs when abnormal, the pressure in pot body 1 continues to rise, in the time that pressure reaches pre-level pressure value as 140kPa (when the temperature in pot body 1 reaches predetermined value as 128 DEG C), there is demagnetization phenomenon in magnet, magnet-sensitive switch is not having, under magneticaction, to change off-state into 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 occurring the potential safety hazard such as pressure release and quick-fried pot.
According to other configuration examples of the electric pressure cooking saucepan of the embodiment of the present invention as heater and control panel etc. and operation be all known for those of ordinary skills, be not described in detail here.
In the description of this description, the description of reference term " embodiment ", " some embodiment ", " illustrative examples ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present invention or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, the schematic statement of above-mentioned term is not necessarily referred to identical embodiment or example.And specific features, structure, material or the feature of description can be with suitable mode combination in any one or more embodiment or example.
Although illustrated and described embodiments of the invention, those having ordinary skill in the art will appreciate that: in the situation that not departing from principle of the present invention and aim, can carry out multiple variation, amendment, replacement and modification to these embodiment, scope of the present invention is limited by claim and equivalent thereof.
Claims (9)
1. an electric pressure cooking saucepan, is characterized in that, comprising:
Pot body, the top of described pot body is opened wide;
For opening or seal the pot cover of described pot body, described pot cover is provided with the first induction pieces;
Inner cover plate assembly, described inner cover plate assembly is removably located in described pot cover, and described inner cover plate assembly comprises inner cover plate and is located at the sealing ring in described inner cover plate; With
The second induction pieces, described the second induction pieces is located on described inner cover plate assembly and with described the first induction pieces induction and coordinates.
2. electric pressure cooking saucepan according to claim 1, is characterized in that, described sealing ring is removably located in described inner cover plate, and described the second induction pieces is located on described sealing ring.
3. electric pressure cooking saucepan according to claim 2, is characterized in that, described inner cover plate is provided with the locating hole that vertically runs through it, and described sealing ring is provided with the locating dowel coordinating with described locating hole.
4. electric pressure cooking saucepan according to claim 1, is characterized in that, described sealing ring and described inner cover plate are fixed into one.
5. electric pressure cooking saucepan according to claim 4, is characterized in that, described the second induction pieces is located in described inner cover plate.
6. electric pressure cooking saucepan according to claim 4, is characterized in that, described the second induction pieces is located between described inner cover plate and described sealing ring.
7. electric pressure cooking saucepan according to claim 1, is characterized in that, described the first induction pieces is magnet-sensitive switch, and described the second induction pieces is magnet, and described the second induction pieces is positioned at the below of described the first induction pieces.
8. electric pressure cooking saucepan according to claim 7, is characterized in that, described the second induction pieces be positioned at described the first induction pieces under.
9. electric pressure cooking saucepan according to claim 7, is characterized in that, described the 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 true CN103892700A (en) | 2014-07-02 |
| CN103892700B CN103892700B (en) | 2016-07-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210585756.8A Active CN103892700B (en) | 2012-12-30 | 2012-12-30 | Electric pressure cooking saucepan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103892700B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105054767A (en) * | 2015-07-15 | 2015-11-18 | 珠海格力电器股份有限公司 | Household appliance and insulation cover missing preventive structure therefor |
| CN111012190A (en) * | 2019-11-29 | 2020-04-17 | 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 |
| CN111134525A (en) * | 2018-11-06 | 2020-05-12 | 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 |
| CN112021924A (en) * | 2020-09-11 | 2020-12-04 | 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 |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105054767A (en) * | 2015-07-15 | 2015-11-18 | 珠海格力电器股份有限公司 | Household appliance and insulation cover missing preventive structure therefor |
| CN111134525A (en) * | 2018-11-06 | 2020-05-12 | 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 |
| CN111012190A (en) * | 2019-11-29 | 2020-04-17 | 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 |
| CN112021924A (en) * | 2020-09-11 | 2020-12-04 | 杭州老板电器股份有限公司 | Upper cover heating control device and control method and multifunctional steam box |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103892700B (en) | 2016-07-06 |
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