CN108244996A - Cooking utensil - Google Patents
Cooking utensil Download PDFInfo
- Publication number
- CN108244996A CN108244996A CN201710094471.7A CN201710094471A CN108244996A CN 108244996 A CN108244996 A CN 108244996A CN 201710094471 A CN201710094471 A CN 201710094471A CN 108244996 A CN108244996 A CN 108244996A
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- Prior art keywords
- limiting valve
- pot
- magnetic
- pressure limiting
- pressure
- Prior art date
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- 238000010411 cooking Methods 0.000 title claims abstract description 61
- 230000007246 mechanism Effects 0.000 claims abstract description 24
- 238000010438 heat treatment Methods 0.000 claims abstract description 9
- 238000001514 detection method Methods 0.000 claims description 21
- 230000005389 magnetism Effects 0.000 claims description 13
- 239000002184 metal Substances 0.000 claims description 6
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 238000010521 absorption reaction Methods 0.000 claims description 4
- 230000005484 gravity Effects 0.000 claims description 4
- 238000004891 communication Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 5
- 239000002002 slurry Substances 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 230000002787 reinforcement Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J27/00—Cooking-vessels
- A47J27/08—Pressure-cookers; Lids or locking devices specially adapted therefor
- A47J27/086—Pressure-cookers; Lids or locking devices specially adapted therefor with built-in heating means
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J27/00—Cooking-vessels
- A47J27/08—Pressure-cookers; Lids or locking devices specially adapted therefor
- A47J27/0802—Control mechanisms for pressure-cookers
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J27/00—Cooking-vessels
- A47J27/56—Preventing boiling over, e.g. of milk
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Cookers (AREA)
Abstract
The present invention provides a cooking appliance, comprising: the pot body is used for containing food to be cooked, and a heating device is arranged in the pot body; the pot cover is covered on the pot body and comprises a cover body and a face cover arranged on the cover body, and the cover body is provided with a pressure limiting valve; the driving mechanism is in communication connection with the controller, the pressure limiting valve is kept normally open and discharges cold air in the cooker body when heating is started, and when pressure is required to be pressed, the controller can control the driving mechanism to drive the pressure limiting valve to be closed. The technical scheme of the invention can effectively solve the problem that the electric pressure cooker in the prior art is easy to overflow pulp from the cold air rod and the cold air hole.
Description
Technical field
The present invention relates to cooking apparatus, in particular to the improvement of the pressure limiting valve of cooking apparatus.
Background technology
As the improvement of people's living standards, electric pressure cooking saucepan has increasingly obtained extensively as the substitute products of conventional high-tension pot
General application, and loved by consumers in general.In the prior art, it is provided with to discharge on the pot cover of electric pressure cooking saucepan
The cold air path of cold air and the cold air bar being arranged in cold air path.When electric pressure cooking saucepan is begun to warm up, pot nside it is cold
Gas can drain into outside from the cold air hole on cold air bar.When the pressure in pot reaches certain value, cold air bar, which floats, to be jacked up, cold air
The rubber sealing of bar lower end lives cold air path.However, when electric pressure cooking saucepan is in practical stewing, easily there is liquid from cold air bar and cold
The slurry that overflows is flowed out at stomata, it is difficult to clean.
Invention content
It is a primary object of the present invention to provide a kind of cooking apparatus, with solve electric pressure cooking saucepan of the prior art easily from
Overflow at cold air bar and cold air hole slurry the problem of.
To achieve these goals, the present invention provides a kind of cooking apparatus, including：Pot, for holding cooked food
Object is provided with heating unit in pot；Pot cover, lid are located in pot, and pot cover includes cover and the cover being arranged in cover,
Limited valve is set in cover；Driving mechanism and controller, driving mechanism are communicated to connect with controller, and pressure limiting valve maintains a normally open simultaneously
The cold air in pot is discharged when beginning to warm up, when being pressed on needs, controller can control driving mechanism driving limit
Pressure valve is closed.
It applies the technical scheme of the present invention, driving mechanism and the controller with driving mechanism communication connection is set.Pressure limiting
Valve maintains a normally open and the cold air in pot is discharged when beginning to warm up.When being pressed on needs, controller can control drive
Motivation structure driving pressure limiting valve is closed.Above-mentioned pressure limiting valve, which maintains a normally open, can make it when cooking apparatus is begun to warm up in pot
Cold air is discharged, and can thus cancel original cold air rod structure, so as to fundamentally solve at cold air bar and cold air hole
The problem of excessive slurry, and the structure on pot cover is simplified, reduce cost.Further, since pressure limiting valve maintains a normally open, if culinary art
Utensil powers off suddenly at work, and pressure limiting valve, which is still within opening, can simultaneously be vented, self-bleeding so as to reach power-off
Purpose solves the problems, such as have pressure to lead to not uncap in pot during existing cooking apparatus power-off.Meanwhile in pot memory
In hot gas, above-mentioned pressure limiting valve, which maintains a normally open, can also make the folding of cover more smooth.
Further, when the pressure value in pot reaches scheduled pressure value or heating time reaches the predetermined time, control
Device processed can control driving mechanism driving pressure limiting valve to close.
Further, when the pressure value in pot reaches scheduled pressure value, controller can control driving mechanism to drive
Pressure limiting valve is closed, and cooking apparatus further includes pressure detection device, and upper pressure detection device is communicated to connect with controller, upper pressure detection dress
It puts for detecting the pressure or temperature in pot, controller judges the pressure in pot according to the numerical value that upper pressure detection device detects
Whether force value reaches scheduled pressure value.
Further, upper pressure detection device is used to detect the temperature in pot, and upper pressure detection device is is arranged on pot cover
Adopt warm column or for be arranged on pot bottom temperature-sensing cup.
Further, scheduled pressure value is 4KPa to 8KPa.
Further, there is magnetic auxiliary section, driving mechanism includes magnetic drive apparatus, magnetic drive apparatus on pressure limiting valve
It matches that pressure limiting valve is driven to close with magnetic auxiliary section.
Further, when magnetic drive apparatus powers off, magnetic drive apparatus has magnetism, and passes through absorption or repel magnetic
Property auxiliary section maintain a normally open pressure limiting valve, when magnetic drive apparatus is powered, the magnetic of magnetic drive apparatus disappears, and pressure limiting valve exists
It resets and closes under the action of gravity.
Further, magnetic auxiliary section is magnetic part.
Further, magnetic part is magnet.
Further, magnetic auxiliary section is metal structure, and magnetic drive apparatus adsorbing metal structure makes pressure limiting valve keep normal
It opens.
Further, magnetic drive apparatus is located at the side side of pressure limiting valve, magnetic drive apparatus and magnetic auxiliary section phase
Cooperation, and pressure limiting valve is tilted, to open pressure limiting valve.
Further, magnetic drive apparatus is arranged in cover.
Further, magnetic drive apparatus includes magnetic core and the coil being wrapped on the outside of magnetic core, when the coil is de-energized, magnetic
Core has magnetism, and when the coil is energized, the magnetic field of magnetic core is cancelled, so that the magnetic of magnetic core disappears.
Further, cover includes the liner and inner pot cover that from top to bottom set gradually, and magnetic drive apparatus is arranged on interior
Lining, pressure limiting valve are arranged on inner pot cover, and when inner pot cover is assembled to interior lining, pressure limiting valve is worn to interior lining.
Description of the drawings
The accompanying drawings which form a part of this application are used to provide further understanding of the present invention, and of the invention shows
Meaning property embodiment and its explanation do not constitute improper limitations of the present invention for explaining the present invention.In the accompanying drawings：
Fig. 1 shows the schematic cross-sectional view of the embodiment one of cooking apparatus according to the present invention；
Fig. 2 shows the structure diagrams of the cover of the cooking apparatus of Fig. 1, pressure limiting valve and magnetic drive apparatus
Fig. 3 shows the structure diagram that cover, pressure limiting valve and the magnetic drive apparatus of Fig. 2 are splitted；
Fig. 4 shows the schematic top plan view of the cover of Fig. 2, pressure limiting valve and magnetic drive apparatus；
Fig. 5 shows the A-A of the cooking apparatus of Fig. 4 to schematic cross-sectional view；
Fig. 6 shows the inner pot cover of the cooking apparatus of Fig. 1 and the structure diagram of pressure limiting valve；
Fig. 7 shows the inner pot cover of Fig. 6 and the schematic top plan view of pressure limiting valve；
Fig. 8 shows the inner pot cover of Fig. 7 and the B-B direction schematic cross-sectional view of pressure limiting valve；
Fig. 9 shows the schematic cross-sectional view when pressure limiting valve of Fig. 8 is in opening；
Figure 10 shows the structure diagram of existing pot cover, pressure limiting valve and solenoid valve；And
Figure 11 shows the structure diagram of the push rod cooperation of the pressure limiting valve and solenoid valve of Figure 10.
Wherein, above-mentioned attached drawing is marked including the following drawings：
1st, liner；2nd, pressure limiting valve；2-1, block reinforcement；3rd, solenoid valve；3-1, push rod；10th, cover；11st, inner pot cover；12nd, it is vented
Pipe；20th, pressure limiting valve；30th, magnetic drive apparatus；40th, pot；50th, Wen Zhu is adopted；60th, temperature-sensing cup.
Specific embodiment
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the application can phase
Mutually combination.The present invention will be described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.Below
Description only actually at least one exemplary embodiment is illustrative, is never used as to the present invention and its application or makes
Any restrictions.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Lower all other embodiments obtained, shall fall within the protection scope of the present invention.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
It is also intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or combination thereof.
Unless specifically stated otherwise, the component and positioned opposite, the digital table of step otherwise illustrated in these embodiments
It is not limited the scope of the invention up to formula and numerical value.Simultaneously, it should be appreciated that for ease of description, each portion shown in attached drawing
The size divided not is to be drawn according to practical proportionate relationship.For technology, side known to person of ordinary skill in the relevant
Method and equipment may be not discussed in detail, but in the appropriate case, and the technology, method and apparatus should be considered as authorizing explanation
A part for book.In shown here and discussion all examples, any occurrence should be construed as merely illustrative, and
Not by way of limitation.Therefore, the other examples of exemplary embodiment can have different values.It should be noted that：Similar label
Similar terms are represented in following attached drawing with letter, therefore, once it is defined in a certain Xiang Yi attached drawing, then subsequent attached
It does not need to that it is further discussed in figure.
In the description of the present invention, it is to be understood that the noun of locality such as " forward and backward, upper and lower, left and right ", " laterally, vertical,
Vertically, orientation or position relationship indicated by level " and " top, bottom " etc. are normally based on orientation or position shown in the drawings and close
System is for only for ease of the description present invention and simplifies description, and in the case where not making to illustrate on the contrary, these nouns of locality do not indicate that
There must be specific orientation with the device or element for implying meaning or with specific azimuth configuration and operation, therefore cannot manage
It solves as limiting the scope of the invention；The noun of locality " inside and outside " refers to relative to inside and outside each component profile in itself.
For ease of description, spatially relative term can be used herein, as " ... on ", " ... top ",
" ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy
The spatial relation of sign.It should be understood that spatially relative term is intended to comprising the orientation in addition to device described in figure
Except different direction in use or operation.For example, if the device in attached drawing is squeezed, it is described as " in other devices
It will be positioned as " under other devices or construction after the device of part or construction top " or " on other devices or construction "
Side " or " under other devices or construction ".Thus, exemplary term " ... top " can include " ... top " and
" in ... lower section " two kinds of orientation.The device can also other different modes positioning (being rotated by 90 ° or in other orientation), and
And respective explanations are made in opposite description to space used herein above.
Furthermore, it is necessary to explanation, limits parts, it is only for be convenient for using the words such as " first ", " second "
Corresponding parts are distinguished, such as without Stated otherwise, above-mentioned word is there is no particular meaning, therefore it is not intended that this
The limitation of invention protection domain.
As shown in Fig. 1 to Fig. 5 and Fig. 9, the cooking apparatus of embodiment one is electric pressure cooking saucepan.The electric pressure cooking saucepan includes pot
40th, pot cover, driving mechanism and controller.Wherein, pot 40 is provided with heating dress for holding cooked food in pot 40
It puts.Pot cover lid is located in pot 40.Pot cover includes cover 10 and the cover being arranged in cover 10.It is set in cover 10 limited
Pressure valve 20.Driving mechanism is communicated to connect with controller.Pressure limiting valve 20 maintains a normally open and when beginning to warm up to cold in pot 40
Gas is discharged, and when being pressed on needs, controller can control driving mechanism driving pressure limiting valve 20 to close.
Using the cooking apparatus of the present embodiment, driving mechanism and the controller with driving mechanism communication connection are set.Limit
Pressure valve 20 maintains a normally open and the cold air in pot 40 is discharged when beginning to warm up.When being pressed on needs, controller can
Control driving mechanism driving pressure limiting valve 20 is closed.Above-mentioned pressure limiting valve 20, which maintains a normally open, can make it when cooking apparatus is begun to warm up
Cold air in pot 40 is discharged, can thus cancel original cold air rod structure, so as to fundamentally solve cold air
Overflow at bar and cold air hole slurry the problem of, and simplify the structure on pot cover, reduce cost.In addition, pressure limiting valve 20 is being cooked
Exhaust pressure relief is can be also used in utensil heating process or after heating, since pressure limiting valve 20 maintains a normally open, if cooking pot
Tool power-off suddenly at work, pressure limiting valve 20, which is still within opening, can simultaneously be vented, self-bleeding so as to reach power-off
Purpose, easily facilitate suddenly power-off after pot cover unlatching (existing pressure limiting valve is normally closed, if work in power off pressure limiting valve meeting suddenly
It is closed, the gas in pot can not discharge, and there are still pressure in pot, can not be opened so as to cause pot cover).Meanwhile it is cooking
After end pressure limiting valve 20 drains gas, since pressure limiting valve 20 maintains a normally open, it can make pot 40 in this way there are hot gas in pot 40
Interior existing hot gas is discharged from pressure limiting valve 20, so as to make the folding of cover 10 more smooth, good (the existing pressure limiting valve of user experience
It is normally closed, terminate after pressure limiting valve drains gas in culinary art, in pot there are still hot gas can not discharge, there are pressure in pot, so as to lead
Pot cover is caused to have some setbacks).
In the cooking apparatus of embodiment one, controller by the pressure value in pot 40 whether reach scheduled pressure value come
Judge whether cooking apparatus needs pressure.That is, when the pressure value in pot 40 reaches scheduled pressure value, controller energy
Enough control driving mechanism driving pressure limiting valves 20 are closed.In the present embodiment, scheduled pressure value is 4~8KPa, when in pot 40
When pressure value reaches 4~8KPa, pressure limiting valve 20 falls closing.
As shown in Figure 1, in the cooking apparatus of embodiment one, cooking apparatus further includes pressure detection device, upper pressure detection
Device is communicated to connect with controller, and upper pressure detection device is used to detect the pressure or temperature in pot 40, and controller is according to upper pressure
The numerical value that detection device detects judges whether the pressure value in pot 40 reaches scheduled pressure value.In the present embodiment, upper pressure
Detection device is used to detecting temperature in pot 40, and upper pressure detection device is to be arranged on adopting warm column 50 or be setting on pot cover
Temperature-sensing cup 60 in the bottom of pot 40.Preferably, warm column 50 will be adopted as upper pressure detection device, it is above-mentioned to adopt warm column 50 for examining
The vapor (steam) temperature in pot 40 is surveyed, the pressure in pot 40 can be calculated by the temperature value for controller.
It should be noted that the type of upper pressure detection device is without being limited thereto, and in other embodiments, upper pressure detection device
It can be the pressure sensor for directly detecting the pressure in pot.In addition, the closing of pressure limiting valve 20 can also be according to the time
To control.Specifically, when heated between when reaching the predetermined time, controller can control driving mechanism driving pressure limiting valve to close.
As shown in Figure 10 and Figure 11, in the prior art, the pot cover of electric pressure cooking saucepan includes liner 1 and inner cover, inside covers and sets
Pressure limiting valve 2 is equipped with, the solenoid valve 3 for pressure limiting valve 2 to be driven to open is provided on liner 1.Specifically, the front end of solenoid valve 3
Push rod 3-1 elongations push the block reinforcement 2-1 of pressure limiting valve 2 that pressure limiting valve 2 can be driven to open exhaust.When inner cover is assembled to interior lining
When, push rod 3-1 easily interferes stuck with block reinforcement 2-1, and pressure limiting valve 2 is caused not reset, makes electric pressure cooking saucepan in the operating condition
Easy gas leakage, overflow slurry.
As shown in Figures 2 to 4, there is magnetic auxiliary section in the cooking apparatus of embodiment one, on pressure limiting valve 20.Driving machine
Structure includes magnetic drive apparatus 30, and magnetic drive apparatus 30 with magnetic auxiliary section matches that pressure limiting valve 20 is driven to close.Due to
It is Non mechanical driving by magnetic drive apparatus 30 and the magnetic auxiliary section cooperation driving closing of pressure limiting valve 20, it is straight compared to existing
The mechanical driving structure (existing solenoid valve) of pressure limiting valve is contacted, 20 gas leakage due to stuck of pressure limiting valve can be effectively prevented from
Risk, use is relatively reliable.
As shown in Figures 2 to 4, in the cooking apparatus of embodiment one, pressure limiting valve 20 is arranged on the exhaust pipe 12 of cover 10
On.The valve that pressure limiting valve 20 includes shell, is arranged on the spool fixed frame of shell inside bottom and is arranged on spool fixed frame
Core.Magnetic auxiliary section is the magnet for the enclosure for being arranged on pressure limiting valve 20, and specifically, magnetic auxiliary section is permanent magnet, always
With magnetism.Magnetic drive apparatus 30 includes magnetic core and the coil being wrapped on the outside of magnetic core.When the coil is de-energized, magnetic core has
It is magnetic.By magnetic core adsorb (there is a natural attraction between the sexes with permanent magnet for magnetic core) or repel (identical charges repel each other with permanent magnet for magnetic core) permanent magnet so that
Pressure limiting valve 20 maintains a normally open, that is to say, that for cooking apparatus in no power or when not in use, pressure limiting valve 20 is in opening always
(i.e. exhaust pipe 12 is open type).When the coil is energized, the magnetic field of magnetic core is cancelled, so that the magnetic of magnetic core disappears, pressure limiting valve
20 reset closing under gravity.Compared to the exhaust pipe of existing closed type, (cooking apparatus is in no power or does not use
When exhaust pipe close always) for, the advantages of cooking apparatus of the present embodiment, is：If cooking apparatus breaks suddenly at work
Electricity, magnetic drive apparatus 30 still have magnetism, can keep that pressure limiting valve 20 is normally opened, and exhaust pipe 12 can be vented in this way, reach disconnected
The self-bleeding purpose of electricity solves the problems, such as have pressure to lead to not uncap in pot 40 during existing cooking apparatus power-off.
Meanwhile there are during hot gas in pot 40, the above-mentioned normally opened folding that can make cover 10 of exhaust pipe 12 is more smooth.
It should be noted that magnetic auxiliary section is not limited to magnet, in other embodiments, magnetic auxiliary section can be it
He has magnetic magnetic part.In addition, the structure of magnetic drive apparatus 30 is also not necessarily limited to this, it is in other embodiments, magnetic
Driving device can be that other can realize power-off with the magnetic magnetic drive apparatus to disappear of magnetic, energization.
As shown in Fig. 2 to Fig. 9, in the cooking apparatus of embodiment one, magnetic drive apparatus 30 is located at the side of pressure limiting valve 20
Surface side side.Magnetic drive apparatus 30 matches, and tilt pressure limiting valve 20 with magnetic auxiliary section, to keep pressure limiting valve 20 normally opened.
In the present embodiment, magnetic drive apparatus 30 is arranged in cover 10.It is convenient for cloth in the installation position of above-mentioned magnetic drive apparatus 30
It puts, and is tilted by pressure limiting valve 20 and open pressure limiting valve 20, easily facilitate operation.Certainly, the opening ways of pressure limiting valve 20 are unlimited
In this, in the other embodiment being not shown in figure, magnetic drive apparatus can be located above or below pressure limiting valve, if magnetic
Property driving device be arranged on the top of pressure limiting valve, when magnetic drive apparatus has it is magnetic when, magnetic drive apparatus absorption (different in nature phase
Inhale) magnetism auxiliary section, so as to pressure limiting valve be sling, and then maintain a normally open pressure limiting valve；If magnetic drive apparatus is arranged on pressure limiting
The lower section of valve, when magnetic drive apparatus has magnetism, magnetic drive apparatus repels (identical charges repel each other) magnetic auxiliary section, thus will
Pressure limiting valve jacks up, and then maintains a normally open pressure limiting valve.
As shown in Figure 8 and Figure 9, in the cooking apparatus of embodiment one, cover 10 includes from top to bottom setting gradually interior
Lining and inner pot cover 11.Magnetic drive apparatus 30 is arranged on interior lining.Exhaust pipe 12 is provided on inner pot cover 11, pressure limiting valve 20 is set
On exhaust pipe 12.When inner pot cover 11 is assembled to interior lining, pressure limiting valve 20 is worn to interior lining.
In the cooking apparatus of embodiment one, cooking apparatus further includes control panel, and controller is arranged on control panel, coil
It is connect with control panel, by control panel come the power on/off of control coil.
The cooking apparatus of embodiment two and the main distinction of embodiment one are that magnetic auxiliary section is the first magnet, magnetic
Driving device includes the second magnet.First magnet has anode and cathode, and the second magnet equally has anode and cathode.Second magnetic
Iron is located at the top of the first magnet.When the cathode (or anode) of the anode (or cathode) of the second magnet and the first magnet is opposite
When, there is a natural attraction between the sexes for the first magnet and the second magnet, and the first magnet moves up under the action of the second magnet, so as to make pressure limiting valve
It opens.As long as ensure that the matching relationship of the first magnet and the second magnet is constant before cooking apparatus is begun to warm up, so that it may so that
Pressure limiting valve maintains a normally open.When the anode (or cathode) of the anode (or cathode) of the second magnet and the first magnet is opposite, first
Identical charges repel each other for magnet and the second magnet, and the first magnet moves down under the action of the second magnet, so as to close pressure limiting valve.
The cooking apparatus of embodiment three and the main distinction of embodiment one are that magnetic auxiliary section is metal structure, magnetic
Driving device includes magnetic core and the coil being wrapped on the outside of magnetic core.When the coil is de-energized, magnetic core has magnetism.It is inhaled by magnetic core
Attached metal structure is so that pressure limiting valve maintains a normally open.When the coil is energized, the magnetic field of magnetic core is cancelled, so that the magnetism of magnetic core disappears
It loses, pressure limiting valve resets closing under gravity.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, that is made any repaiies
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (14)
1. a kind of cooking apparatus, which is characterized in that including：
For holding cooked food, heating unit is provided in the pot (40) for pot (40)；
Pot cover, lid are located in the pot (40), and the pot cover includes cover (10) and is arranged in the cover (10)
Cover, setting limited valve (20) on the cover (10)；
Driving mechanism and controller, the driving mechanism are communicated to connect with the controller, and the pressure limiting valve (20) maintains a normally open
And the cold air in the pot (40) is discharged when beginning to warm up, when being pressed on needs, the controller can control
The driving mechanism drives the pressure limiting valve (20) to close.
2. cooking apparatus according to claim 1, which is characterized in that when the pressure value in the pot (40) reaches predetermined
When pressure value or heating time reach the predetermined time, the controller can control the driving mechanism to drive the pressure limiting valve
(20) it closes.
3. cooking apparatus according to claim 2, which is characterized in that when the pressure value in the pot (40) reaches predetermined
During pressure value, the controller can control the driving mechanism that the pressure limiting valve (20) is driven to close, and the cooking apparatus is also
Including upper pressure detection device, the upper pressure detection device is communicated to connect with the controller, and the upper pressure detection device is used to examine
The pressure or temperature in the pot (40) are surveyed, the controller judges institute according to the numerical value that the upper pressure detection device detects
Whether the pressure value stated in pot (40) reaches scheduled pressure value.
4. cooking apparatus according to claim 3, which is characterized in that the upper pressure detection device is used to detect the pot
(40) temperature in, the upper pressure detection device are to be arranged on the pot cover to adopt Wen Zhu (50) or to be arranged on the pot
The temperature-sensing cup (60) of the bottom of body (40).
5. cooking apparatus according to claim 2, which is characterized in that the scheduled pressure value is 4KPa to 8KPa.
6. cooking apparatus according to claim 1, which is characterized in that there is magnetic auxiliary section on the pressure limiting valve (20),
The driving mechanism include magnetic drive apparatus (30), the magnetic drive apparatus (30) with it is described magnetism auxiliary section match with
The pressure limiting valve (20) is driven to close.
7. cooking apparatus according to claim 6, which is characterized in that when the magnetic drive apparatus (30) powers off, institute
Stating magnetic drive apparatus (30) has magnetism, and passing through absorption or the repulsion magnetic auxiliary section keeps the pressure limiting valve (20)
Normally opened, when the magnetic drive apparatus (30) is powered, the magnetic of the magnetic drive apparatus (30) disappears, the pressure limiting valve
(20) it resets and closes under gravity.
8. the cooking apparatus described according to claim 6 or 7, which is characterized in that the magnetism auxiliary section is magnetic part.
9. cooking apparatus according to claim 8, which is characterized in that the magnetic part is magnet.
10. the cooking apparatus described according to claim 6 or 7, which is characterized in that it is described magnetism auxiliary section be metal structure, institute
Stating magnetic drive apparatus (30) the absorption metal structure maintains a normally open the pressure limiting valve (20).
11. cooking apparatus according to claim 6, which is characterized in that the magnetic drive apparatus (30) is positioned at the limit
The side side of pressure valve (20), the magnetic drive apparatus (30) match, and make the pressure limiting valve with the magnetic auxiliary section
(20) it tilts, to open the pressure limiting valve (20).
12. cooking apparatus according to claim 11, which is characterized in that the magnetic drive apparatus (30) is arranged on described
In cover (10).
13. cooking apparatus according to claim 7, which is characterized in that the magnetic drive apparatus (30) including magnetic core with
And the coil on the outside of the magnetic core is wrapped in, when the coil blackout, the magnetic core has magnetism, when the coil is powered
When, the magnetic field of the magnetic core is cancelled, so that the magnetic of the magnetic core disappears.
14. cooking apparatus according to claim 12, which is characterized in that the cover (10) including from top to bottom setting successively
The liner and inner pot cover (11) put, the magnetic drive apparatus (30) are arranged on the interior lining, pressure limiting valve (20) setting
On the inner pot cover (11), when the inner pot cover (11) is assembled to the interior lining, the pressure limiting valve (20) is worn to described
Interior lining.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611250970 | 2016-12-29 | ||
| CN2016112509702 | 2016-12-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108244996A true CN108244996A (en) | 2018-07-06 |
| CN108244996B CN108244996B (en) | 2021-08-27 |
Family
ID=62721363
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710094471.7A Active CN108244996B (en) | 2016-12-29 | 2017-02-21 | Cooking utensil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108244996B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110754933A (en) * | 2018-07-25 | 2020-02-07 | 浙江绍兴苏泊尔生活电器有限公司 | Pressure cooking appliance |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108244996B (en) | 2021-08-27 |
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