CN109480613A - Detection structure, control method and the electric pressure cooking saucepan of electric pressure cooking saucepan air pressure inside - Google Patents
Detection structure, control method and the electric pressure cooking saucepan of electric pressure cooking saucepan air pressure inside Download PDFInfo
- Publication number
- CN109480613A CN109480613A CN201811330937.XA CN201811330937A CN109480613A CN 109480613 A CN109480613 A CN 109480613A CN 201811330937 A CN201811330937 A CN 201811330937A CN 109480613 A CN109480613 A CN 109480613A
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- China
- Prior art keywords
- chamber
- cooking saucepan
- movable link
- air pressure
- electric pressure
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- 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
Abstract
The present invention relates to detection structure, control method and the electric pressure cooking saucepans of a kind of electric pressure cooking saucepan air pressure inside.Wherein, detection structure includes movable link chamber, movable link and baroceptor, movable link chamber is divided into first chamber and second chamber by movable link, first chamber is connected to the inside of electric pressure cooking saucepan, baroceptor is located in second chamber, the stomata of connection movable link chamber and atmospheric environment is offered on the side wall of movable link chamber, when the air pressure in first chamber and second chamber is equal and is equal to the air pressure of atmospheric environment, movable link is located at initial rest position and stomata is in the side of second chamber, when the air pressure in first chamber is greater than the air pressure in second chamber, movable link is mobile to the direction where second chamber under the action of pressure difference and blocks stomata, when the air pressure in first chamber is less than the air pressure in second chamber, movable link is under the action of pressure difference to the direction where first chamber It is mobile.
Description
Technical field
The invention belongs to pressure cooker technical fields, and in particular to a kind of detection structure of electric pressure cooking saucepan air pressure inside, voltage
The control method of power pot air pressure inside and a kind of electric pressure cooking saucepan.
Background technique
What this part provided is only background information relevant to the disclosure, is not necessarily the prior art.
Electric pressure cooking saucepan is the household electrical appliance being widely applied in people's daily life, detects and controls gas inside electric pressure cooking saucepan
Pressure is the core function of electric pressure cooking saucepan, then can be considered that the function of electric pressure cooking saucepan is damaged if there is biggish deviation, i.e., can not
Normal use again.
Existing electric pressure cooking saucepan is to be converted into atmospheric pressure value again using by the temperature value in temperature sensor detection pot mostly
Indirect measure, thus accuracy is lower.In addition, area higher for height above sea level leads to water since ambient pressure value is low
Boiling point is lower, and existing pressure cooker is unfavorable for adjusting compressive stress control strategy real-time perfoming according to local height above sea level.
Summary of the invention
The purpose of the present invention is at least solving one of above-mentioned problems of the prior art, which is by following skill
What art scheme was realized:
The invention proposes a kind of detection structure of electric pressure cooking saucepan air pressure inside, including movable link chamber, movable link and
The movable link chamber is divided into first chamber and second chamber, the first chamber by baroceptor, the movable link
It is connected to the inside of the electric pressure cooking saucepan, the baroceptor is located in the second chamber, for detecting in second chamber
Air pressure, the stomata for being connected to the movable link chamber and atmospheric environment is offered on the side wall of the movable link chamber,
When the air pressure in the first chamber and second chamber is equal and is equal to the air pressure of atmospheric environment, the movable link position
In initial rest position and stomata is in the side of second chamber, when the air pressure in the first chamber is greater than in second chamber
Air pressure when, the movable link is mobile to the direction where the second chamber under the action of pressure difference and blocks the gas
Hole, so that the connection of the second chamber and atmospheric environment is cut off, when the air pressure in the first chamber is less than the second chamber
When air pressure in room, the movable link is mobile to the direction where the first chamber under the action of pressure difference.
It further, further include the elastic component for being connected or leaning with the movable link, the elastic component is set
It sets in the first chamber and extends along the moving direction of the movable link, for avoiding the movable link and described the
The end face of one chamber contacts.
Further, the movable link chamber is formed in the inside of L shape pipe structure, and the L shape pipe structure includes the first pipe
Section and second pipeline section vertical with first pipeline section, first pipeline section is for connecting the electric pressure cooking saucepan, the movable structure
Part is arranged in second pipeline section, and the elastic component extends along the axis direction of second pipeline section, second pipeline section
End be closed structure.
Further, the end of second pipeline section and pcb board are fastenedly connected to form the closed structure, the gas
Pressure sensor is arranged on the pcb board.
Further, the L shape pipe structure is made of stainless steel.
Further, the elastic component is spring.
Further, the thickness of the movable link be greater than between the stomata and the end face of the second chamber away from
From.
The invention also provides a kind of electric pressure cooking saucepan, the detection structure including above-mentioned electric pressure cooking saucepan air pressure inside.
It further, further include pot body, pot cover and interior pot, the interior pot is located in the pot body, sets on the pot cover
There is relief valve, the movable link chamber is arranged in the outside of the pot body and is connected to the pot body.
The invention also provides a kind of control methods of electric pressure cooking saucepan air pressure inside, comprising the following steps:
Electric pressure cooking saucepan air pressure inside control system is established, the control system includes above-mentioned electric pressure cooking saucepan air pressure inside
Detection structure, the control system further include master controller, user input and heating unit, the baroceptor, user
Input terminal, heating unit are electrically connected with master controller respectively；
Master controller obtains the current gas pressure value P for the second chamber that baroceptor detects in real time2, the non-work of electric pressure cooking saucepan
When making, P2Equal to the atmospheric pressure value of atmospheric environment；
When using electric pressure cooking saucepan, user inputs target pressure value P to master controller by user input1；
After user starts electric pressure cooking saucepan, main controller controls heating unit work, the air pressure inside of electric pressure cooking saucepan starts to increase
Greatly, so that the two sides of movable link generate pressure difference and move to the direction where second chamber, and stomata is blocked, with Voltage force
The air pressure inside of pot further increases, and movable link continues to the direction movement where second chamber, so that in second chamber
Air is compressed, atmospheric pressure value P2Incrementally increase, when the pressure of movable link two sides is equal, movable link stress balance and stop
It is mobile；
Work as P2It increases to and is equal to P1When, main controller controls heating unit stops working, and electric pressure cooking saucepan is in state of pressure keeping,
When there are lead to P when the pressure loss in pressure maintaining period2Less than P1When, main controller controls heating unit work, until P2Again
It increases to and is equal to P1。
The present invention has the advantages that
The detection structure of electric pressure cooking saucepan air pressure inside provided by the present invention, using baroceptor in second chamber
Air pressure is detected, and in electric pressure cooking saucepan work, first chamber air pressure due to the inside with electric pressure cooking saucepan is connected to increases, to promote
Keep the direction where movable link to second chamber mobile and block stomata, so make the air in second chamber by compression and
Air pressure is caused to increase, when the air pressure in second chamber increases to equal with the air pressure in first chamber, movable link stops moving
Dynamic, atmospheric pressure value detected by baroceptor is the atmospheric pressure value inside electric pressure cooking saucepan at this time.Due to using baroceptor
Directly atmospheric pressure value is detected, therefore the accuracy measured is higher.
Correspondingly, electric pressure cooking saucepan provided by the present invention, which also has, detects to obtain more accurate advantage to air pressure inside.
Correspondingly, the control method of electric pressure cooking saucepan air pressure inside provided by the present invention also has and can more accurately detect
With the advantage of control electric pressure cooking saucepan air pressure inside.
Detailed description of the invention
By reading the following detailed description of the preferred embodiment, various other advantages and benefits are common for this field
Technical staff will become clear.The drawings are only for the purpose of illustrating a preferred embodiment, and is not considered as to the present invention
Limitation.And throughout the drawings, the same reference numbers will be used to refer to the same parts.In the accompanying drawings:
Fig. 1 is the overall structure diagram of the detection structure of the electric pressure cooking saucepan air pressure inside of the embodiment of the present invention；
Fig. 2 is the overall structure diagram of the electric pressure cooking saucepan of the embodiment of the present invention；
Fig. 3 is the structural schematic diagram of the electric pressure cooking saucepan air pressure inside control system of the embodiment of the present invention.
Respectively label is expressed as follows in attached drawing:
1: movable link, 2: baroceptor, 3: first chamber, 4: second chamber, 5: stomata, 6: elastic component, 7:L shape
Pipe structure, 8: the first pipeline sections, 9: the second pipeline sections, 10:PCB plate, 11: pot body, 12: pot cover, 13: interior pot, 14: relief valve, 15: behaviour
Work and display panel.
Specific embodiment
The illustrative embodiments of the disclosure are more fully described below with reference to accompanying drawings.Although showing this public affairs in attached drawing
The illustrative embodiments opened, it being understood, however, that may be realized in various forms the disclosure without the reality that should be illustrated here
The mode of applying is limited.It is to be able to thoroughly understand the disclosure on the contrary, providing these embodiments, and can be by this public affairs
The range opened is fully disclosed to those skilled in the art.
It should be understood that term used herein merely for description particular example embodiment purpose, and have no intention into
Row limitation.Unless the context clearly indicates otherwise, otherwise singular " one " as used in the text, "one" and " described "
Can also indicate to include plural form.The terms "include", "comprise", " containing " and " having " are inclusives, and therefore
It indicates the presence of stated feature, step, operations, elements, and/or components, but presence or addition one or more is not precluded
A other feature, step, operation, component, assembly unit, and/or their combination.Method and step, process, the Yi Jicao of described in the text
It is not interpreted as that them is necessarily required to execute with described or explanation particular order, executes sequence unless explicitly stated otherwise.Also answer
The step of working as understanding, can be used additionally or alternatively.
Although can be described in the text using term first, second, third, etc. multiple element, component, region, layer and/
Or section, still, these component, assembly units, region, layer and/or section should not be limited by these terms.These terms can be only
For a component, assembly unit, region, layer or section are distinguished with another region, layer or section.Unless context clearly refers to
Out, do not implied that when otherwise the term and other numerical terms of such as " first ", " second " etc use in the text sequence or
Person's order.Therefore, first element discussed below, component, region, layer or section are in the introduction for not departing from example embodiment
In the case of can be referred to as second element, component, region, layer or section.
For ease of description, an element as illustrated in the diagram can be described use space relativeness term in the text
Either feature is relative to another element or the relationship of feature, these relativeness terms are, for example, " inside ", " outside ", " interior
Side ", " outside ", " following ", " lower section ", " above ", " top " etc..This spatial correlation term is intended to include removing to retouch in figure
The different direction of device in use or operation except the orientation drawn.For example, being retouched if the device in figure is overturn
State for " below other elements or feature " either the element " below other elements or feature " will then be orientated "
Above other elements or feature " either " above other elements or feature ".Therefore, exemplary term " in ... lower section " can
To include in orientation upper and under.In addition device can be oriented and (be rotated by 90 ° or in other directions) and used herein
Spatial correlation descriptor correspondingly explains.
As shown in Figure 1 and Figure 2, the embodiment of the present invention proposes a kind of detection structure of electric pressure cooking saucepan air pressure inside, including can
Dynamic member cavity, movable link (being similar to piston) 1 and baroceptor 2.Movable link chamber is divided into the first chamber by movable link 1
Room 3 and second chamber 4, first chamber 3 are connected to the inside of electric pressure cooking saucepan, and baroceptor 2 is located in second chamber 4, are used for
Detect the air pressure in second chamber 4.Connection movable link chamber and atmospheric environment are offered on the side wall of movable link chamber
Stomata 5.When first chamber 3 is equal with the air pressure in second chamber 4 and is equal to the air pressure of atmospheric environment, movable link
1 positioned at initial rest position and stomata 5 is in the side of second chamber 4, when the air pressure in first chamber 3 is greater than second chamber
When air pressure in 4, movable link 1 is mobile to the direction where second chamber 4 under the action of pressure difference and blocks stomata 5, thus
The connection for cutting off second chamber 4 and atmospheric environment, when the air pressure in first chamber 3 is less than the air pressure in second chamber 4,
Movable link 1 is mobile to the direction where first chamber 3 under the action of pressure difference.
The detection structure of electric pressure cooking saucepan air pressure inside provided by the embodiment of the present invention, using baroceptor 2 to second
Air pressure in chamber is detected, and in electric pressure cooking saucepan work, the air pressure due to inside with electric pressure cooking saucepan is connected to of first chamber 3 increases
Greatly, to promote movable link 1 mobile to the direction at 4 place of second chamber and block stomata 5, and then make in second chamber 4
Air compressed and air pressure caused to increase, increased to the air pressure in second chamber 4 equal with the air pressure in first chamber 3
When, movable link 1 stops movement, and atmospheric pressure value detected by baroceptor 2 is the atmospheric pressure value inside electric pressure cooking saucepan at this time.
Due to directly being detected to atmospheric pressure value using baroceptor 2, the accuracy of measurement is higher.In addition, in electric pressure cooking saucepan
When not working, since stomata 5 is connected to second chamber 4 and atmospheric environment, what baroceptor 2 detected at this time is ambient atmosphere
The air pressure of environment, thus height above sea level can be judged according to the air pressure of atmospheric environment, and then can believe according to height above sea level
Breath adjustment electric pressure cooking saucepan target pressure value (such as the area of height above sea level can by target pressure value be turned up to improve water in pot
Boiling point), preferably boil effect to obtain.
In above-described embodiment, it is preferable that also packet was connected or leant with movable link 1 includes elastic component 6, elastic structure
Part 6 is arranged in first chamber 3 and extends along the moving direction of movable link 1, for avoiding movable link 1 and first chamber 3
End face contact, and then avoid colliding between movable link 1 and the end face of first chamber 3, the service life of extending structure.
In above-described embodiment, it is preferable that the thickness of movable link 1 be greater than between stomata 5 and the end face of second chamber 4 away from
From, when driving movable link 1 mobile to guarantee the increase of electric pressure cooking saucepan internal pressure, stomata 5 is blocked by movable link 1 always,
To avoid pressure release.Alternatively, it is also possible to add circumferential tail fin design structure in the outer peripheral portion of movable link 1, to guarantee voltage
When power pot internal pressure increases and drives movable link 1 mobile, stomata 5 is blocked by movable link 1 always.
In above-described embodiment, it is preferable that movable link chamber is formed in the inside of L shape pipe structure 7, and L shape pipe structure 7 includes the
One pipeline section 8 and second pipeline section 9 vertical with the first pipeline section 8, the first pipeline section 8 exist for connecting electric pressure cooking saucepan, the setting of movable link 1
It is bonded in second pipeline section 9 and with the inner wall of the second pipeline section, elastic component 6 extends along the axis direction of the second pipeline section 9, the second pipeline section
9 end is closed structure.
In above-described embodiment, it is preferable that the end of the second pipeline section 9 and pcb board 10 are fastenedly connected to form closed structure,
Baroceptor 2 is arranged on pcb board 10.
In above-described embodiment, it is preferable that L shape pipe structure 7 is made of stainless steel.
In above-described embodiment, it is preferable that elastic component 6 is spring.
The embodiment of the present invention also proposed a kind of electric pressure cooking saucepan, the detection knot including above-mentioned electric pressure cooking saucepan air pressure inside
Structure.
Further, electric pressure cooking saucepan further includes pot body 11, pot cover 12 and interior pot 13, and interior pot 13 is located in pot body 11, in pot
Lid 12 is equipped with relief valve 14, and movable link chamber is arranged in the outside of pot body 11 and is connected to pot body 11.
Further, electric pressure cooking saucepan further includes operation and display panel 15.
Electric pressure cooking saucepan provided by the embodiment of the present invention can be by relief valve 14 by the pressure in pot when stopping working
It releases, finally makes pot inner pressure consistent with the atmospheric pressure value of atmospheric environment, movable link 1 can be in differential pressure action in pressure leak process
Lower mobile to the direction where first chamber 3, the air pressure in second chamber 4 is equal with the atmospheric pressure value in pot, i.e., is all
The atmospheric pressure value of atmospheric environment, movable link 1 returns to initial rest position at this time.
The embodiment of the present invention also proposed a kind of control method of electric pressure cooking saucepan air pressure inside, comprising the following steps:
Electric pressure cooking saucepan air pressure inside control system (as shown in Figure 3) is established, which includes in above-mentioned electric pressure cooking saucepan
The detection structure of portion's air pressure, the control system further include master controller, user input and heating unit, and baroceptor 2 is used
Family input terminal, heating unit are electrically connected with master controller respectively；
Master controller obtains the current gas pressure value P for the second chamber 4 that baroceptor 2 detects in real time2, electric pressure cooking saucepan is not
When work, P2Equal to the atmospheric pressure value of atmospheric environment；
When using electric pressure cooking saucepan, user inputs target pressure value P to master controller by user input1；
After user starts electric pressure cooking saucepan, main controller controls heating unit work, the air pressure inside of electric pressure cooking saucepan starts to increase
Greatly, so that the two sides of movable link 1 generate pressure difference and move to the direction where second chamber 4, and stomata 5 is blocked, with electricity
The air pressure inside of pressure cooker further increases, and movable link 1 continues to the direction movement where second chamber 4, so that the second chamber
Air in room 4 is compressed, atmospheric pressure value P2It incrementally increases, when the pressure of 1 two sides of movable link is equal, 1 stress of movable link
It balances and stops movement；
Work as P2It increases to and is equal to P1When, main controller controls heating unit stops working, and electric pressure cooking saucepan is in state of pressure keeping,
When there are lead to P when the pressure loss in pressure maintaining period2Less than P1When, main controller controls heating unit work, until P2Again
It increases to and is equal to P1。
Further, master controller, user input can integrate in operation and display panel 15.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
In the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of by anyone skilled in the art,
It should be covered by the protection scope of the present invention.Therefore, protection scope of the present invention should be with the protection model of the claim
Subject to enclosing.
Claims (10)
1. a kind of detection structure of electric pressure cooking saucepan air pressure inside, which is characterized in that including movable link chamber, movable link and air pressure
The movable link chamber is divided into first chamber and second chamber, the first chamber and institute by sensor, the movable link
The inside connection of electric pressure cooking saucepan is stated, the baroceptor is located in the second chamber, for detecting the gas in second chamber
Pressure, the stomata for being connected to the movable link chamber and atmospheric environment is offered on the side wall of the movable link chamber, works as institute
It is equal and when being equal to the air pressure of atmospheric environment to state air pressure in first chamber and second chamber, the movable link is located at just
Beginning equilbrium position and stomata be in the side of second chamber, when the air pressure in the first chamber is greater than in the second chamber
Air pressure when, the movable link is mobile to the direction where the second chamber under the action of pressure difference and blocks the gas
Hole, so that the connection of the second chamber and atmospheric environment is cut off, when the air pressure in the first chamber is less than the second chamber
When air pressure in room, the movable link is mobile to the direction where the first chamber under the action of pressure difference.
2. the detection structure of electric pressure cooking saucepan air pressure inside according to claim 1, which is characterized in that further include with it is described can
The elastic component that dynamic component is connected or leans, the elastic component are arranged in the first chamber and along the movable structure
The moving direction of part extends, for avoiding the movable link and the end face of the first chamber from contacting.
3. the detection structure of electric pressure cooking saucepan air pressure inside according to claim 2, which is characterized in that the movable link chamber
It is formed in the inside of L shape pipe structure, the L shape pipe structure includes the first pipeline section and second pipe vertical with first pipeline section
Section, first pipeline section are arranged in second pipeline section for connecting the electric pressure cooking saucepan, the movable link, the elasticity
Component extends along the axis direction of second pipeline section, and the end of second pipeline section is closed structure.
4. the detection structure of electric pressure cooking saucepan air pressure inside according to claim 3, which is characterized in that second pipeline section
End and pcb board are fastenedly connected to form the closed structure, and the baroceptor is arranged on the pcb board.
5. the detection structure of electric pressure cooking saucepan air pressure inside according to claim 3, which is characterized in that the L shape pipe structure
It is made of stainless steel.
6. the detection structure of electric pressure cooking saucepan air pressure inside according to any one of claim 2 to 5, which is characterized in that institute
Stating elastic component is spring.
7. the detection structure of electric pressure cooking saucepan air pressure inside according to any one of claim 1 to 5, which is characterized in that institute
The thickness for stating movable link is greater than the distance between the end face of the stomata and the second chamber.
8. a kind of electric pressure cooking saucepan, which is characterized in that including the described in any item electric pressure cooking saucepan air pressure insides of claim 1 to 7
Detection structure.
9. electric pressure cooking saucepan according to claim 8, which is characterized in that further include pot body, pot cover and interior pot, the interior pot position
In the pot body, on the pot cover be equipped with relief valve, the movable link chamber be arranged in the outside of the pot body and with institute
State pot body connection.
10. a kind of control method of electric pressure cooking saucepan air pressure inside, which comprises the following steps:
Electric pressure cooking saucepan air pressure inside control system is established, the control system includes electricity as described in any one of claim 1 to 7
The detection structure of pressure cooker air pressure inside, the control system further include master controller, user input and heating unit, described
Baroceptor, user input, heating unit are electrically connected with master controller respectively；
Master controller obtains the current gas pressure value P for the second chamber that baroceptor detects in real time2, when electric pressure cooking saucepan does not work,
P2Equal to the atmospheric pressure value of atmospheric environment；
When using electric pressure cooking saucepan, user inputs target pressure value P to master controller by user input1；
After user starts electric pressure cooking saucepan, main controller controls heating unit work, the air pressure inside of electric pressure cooking saucepan starts to increase, make
The two sides for obtaining movable link generate pressure difference and move to the direction where second chamber, and block stomata, with electric pressure cooking saucepan
Air pressure inside further increases, and movable link continues to the direction movement where second chamber, so that the air in second chamber
It is compressed, atmospheric pressure value P2Incrementally increase, when the pressure of movable link two sides is equal, movable link stress balance and stop moving
It is dynamic；
Work as P2It increases to and is equal to P1When, main controller controls heating unit stops working, and electric pressure cooking saucepan is in state of pressure keeping, works as guarantor
There are lead to P when the pressure loss during pressure2Less than P1When, main controller controls heating unit work, until P2Increase again
To equal than P1。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811330937.XA CN109480613B (en) | 2018-11-09 | 2018-11-09 | Detection structure and control method for internal air pressure of electric pressure cooker and electric pressure cooker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811330937.XA CN109480613B (en) | 2018-11-09 | 2018-11-09 | Detection structure and control method for internal air pressure of electric pressure cooker and electric pressure cooker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109480613A true CN109480613A (en) | 2019-03-19 |
| CN109480613B CN109480613B (en) | 2021-04-13 |
Family
ID=65694205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811330937.XA Active CN109480613B (en) | 2018-11-09 | 2018-11-09 | Detection structure and control method for internal air pressure of electric pressure cooker and electric pressure cooker |
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| Country | Link |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002005723A (en) * | 2000-06-26 | 2002-01-09 | Zojirushi Corp | Pressure sensor structure for liquid vessel |
| CN106618172A (en) * | 2016-12-13 | 2017-05-10 | 美的集团股份有限公司 | Pressure sensor and cooking utensil with same |
| CN207019834U (en) * | 2017-07-10 | 2018-02-16 | 王泽强 | Antifreezing joint for pressure gauge and its antifreeze detection means of fluid pressure |
| CN207439591U (en) * | 2017-11-02 | 2018-06-01 | 佛山市顺德区美的电热电器制造有限公司 | For the pressure-detecting device of cooking apparatus and with its cooking apparatus |
| CN207922192U (en) * | 2018-01-11 | 2018-09-28 | 张海楠 | A kind of boiler pressure detection device |
-
2018
- 2018-11-09 CN CN201811330937.XA patent/CN109480613B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002005723A (en) * | 2000-06-26 | 2002-01-09 | Zojirushi Corp | Pressure sensor structure for liquid vessel |
| CN106618172A (en) * | 2016-12-13 | 2017-05-10 | 美的集团股份有限公司 | Pressure sensor and cooking utensil with same |
| CN207019834U (en) * | 2017-07-10 | 2018-02-16 | 王泽强 | Antifreezing joint for pressure gauge and its antifreeze detection means of fluid pressure |
| CN207439591U (en) * | 2017-11-02 | 2018-06-01 | 佛山市顺德区美的电热电器制造有限公司 | For the pressure-detecting device of cooking apparatus and with its cooking apparatus |
| CN207922192U (en) * | 2018-01-11 | 2018-09-28 | 张海楠 | A kind of boiler pressure detection device |
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| Publication number | Publication date |
|---|---|
| CN109480613B (en) | 2021-04-13 |
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