CN103860004B - Delay closing safety valve for electric pressure cooker - Google Patents
Delay closing safety valve for electric pressure cooker Download PDFInfo
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- CN103860004B CN103860004B CN201410101995.0A CN201410101995A CN103860004B CN 103860004 B CN103860004 B CN 103860004B CN 201410101995 A CN201410101995 A CN 201410101995A CN 103860004 B CN103860004 B CN 103860004B
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- sealing
- electric pressure
- valve body
- hole
- temperature control
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Abstract
A delay closing safety valve for electric pressure cooker is characterized in that the top end of a valve holder is connected with a closing seat by adopting a pin shaft positioning connecting structure; a sealing cushion is positioned between the closing seat and a sealing gland; as the sealing gland compacts a sealing pad; the compressing force of the sealing gland for the sealing pad is a spring force and the spring force is formed by an elastic mechanism in the valve body; a temperature control piece is positioned between the sealing pad and the sealing gland; the deformation travel of the temperature control piece is greater than the distance between the sealing pad and a through hole outlet of the closing seat; when the set temperature is reached, the deformation of the temperature control piece drives the sealing pad to close the through hole outlet of the closing seat. The delay closing safety valve for the electric pressure cooker has the advantages when the electric pressure cooker boils rice to be boiled, rice in the cooker is continuously boiled till rice grains fully suck water content, then the cooker enters the meal pressurizing and stuffing states, and the rice grains boiled by the process are soft and dry, are chewy after being eaten and has obvious rice flavor; the delay closing safety valve is reasonable in structure, simple in production and mounting, low in cost and suitable for large-scale production.
Description
Technical field
The present invention relates to the relief valve of electric pressure cooking saucepan, close relief valve particularly to a kind of electric pressure cooking saucepan time delay.
Background technology
At present, due to explosion prevention function needs, its working procedure is all switched on heating electric pressure cooking saucepan on the market, short to food
Temporarily seethe with excitement, in pot, produce pressure, that is, enter power-off packing state, after pot inner pressure reduces, then electrified regulation is to power-off pressurize.
Constantly circulate, until food boils, such process that boils, for the more soup group food of the moisture content that boils, be not only to have facilitated but also
Power saving, and for the rice that boils, effect is just not so good, if boil rice when, rice has just seethed with excitement, and electric pressure cooking saucepan is put into
Power-off packing state, what now the grain of rice can only be static bubbles open in the hot water.When electric pressure cooking saucepan electrified regulation again, the rice in pot
It has been unable to reboiling, there is Rice ＆ peanut milk on the rice rice grain surface so cooking, rice is not soft, moisture content heavy, does not also have a meter fragrance.
Although the present invention has formerly invented electric pressure cooking saucepan time delay closing valve, preferably resolve the problems referred to above, new asks
Topic is, due to its structure also imperfection, processing and manufacturing and matching requirements are too high, have impact on production efficiency, and cost effect is high.
Content of the invention
It is an object of the invention to provide one kind can be contained on existing electric pressure cooking saucepan product, the rice process that boils can be changed,
Rational in infrastructure simple, processing and manufacturing and the low electric pressure cooking saucepan time delay closing relief valve of assembly cost.
The solution of the present invention is such：
Relief valve is closed in a kind of electric pressure cooking saucepan time delay, and valve body has the hole being socketed on electric pressure cooking saucepan steam outlet pipe, and in the hole is provided with
Sealing seat, sealing seat has a through hole, and through hole exports and goes out steam passage and connect, and goes out the vapor opening on steam passage connection outer housing, in sealing seat
Through hole exit is provided with the sealing gasket being driven closing block hole outlet by temperature control chip, and described top end of the valve body and sealing seat adopt pin
Axle positioning connection structure is connected, and described sealing gasket is located between sealing seat and sealing gland, by sealing gland by sealing gasket pressure
Tightly；The thrust that described sealing gland compresses sealing gasket is spring force, and described spring force is produced by the elastic body in valve body；
Described temperature control chip is located between sealing gasket and sealing gland, and the deformation stroke of described temperature control chip is more than sealing gasket and closing block hole
The distance of outlet, after in pot, the continuous boiling of rice reaches the critical temperature that the grain of rice is saturated with moisture content, temperature control chip produces to recessed
The through hole outlet of sealing seat closed by Zona transformans dynamic sealing pad.
More specifically technical scheme also includes：It is socketed with outer housing, described outer housing and described valve body are using tight outside described valve body
Button boss connects as one.
Further：Described outer housing inwall is connected with one end of stage clip in described elastic body, the described stage clip other end
Connect with the upper end of sealing gland, pressure is applied to sealing gland from the elastic force of stage clip, by sealing gland, sealing gasket, valve body pressure
Fasten.
Further：Described bearing pin positioning connection structure includes the sinking circular hole of described top end of the valve body, described sealing seat
Lower end round boss, the sinking circular hole that the round boss of sealing seat lower end inserts valve body forms bearing pin positioning connection structure.
It is an advantage of the invention that can make the electric pressure cooking saucepan rice that boils to when seething with excitement, allowing rice in pot continuously boil to the grain of rice be
Moisture content will be saturated with, enter back into pressurize vexed meal state, the soft solid carbon dioxide of rice rice grain cooking through this process, entrance has chewiness, and
There is obvious rice fragrance；And be suitable in pot no matter boiled how much rice, rice in pot can be allowed continuously to boil to the grain of rice will be inhaled
Full moisture content, enters back into pressurize vexed meal state, and rational in infrastructure, production is installed simple, low cost, is suitable to produce in a large number.
Brief description
Fig. 1 is the structural representation of the present invention.
Fig. 2 is that the present invention is installed on structural representation during pressure cooker.
In accompanying drawing, 1, valve body, 2, sealing seat, 3, sealing gasket, 4, temperature control chip, 5, outer housing, 6, go out steam passage, 7, vapor opening, 8,
Stage clip, 9, sealing gland, 10, link closely boss, 11, cone seal mouth, 12, pot cover.
Specific embodiment
As shown in figure 1, valve body 1 has the hole being socketed on electric pressure cooking saucepan steam outlet pipe, in the hole is provided with sealing seat 2 to the present embodiment,
Sealing seat 2 has a through hole, and through hole exports and goes out steam passage 6 and connect, and goes out the vapor opening 7 on steam passage 6 connection outer housing 5, the lower end of sealing seat 2
There is cone seal mouth 11, when valve body 1 is socketed on the gland steam exhauster of electric pressure cooking saucepan, cone seal mouth 11 inserts the row of primary voltage power pot
Steam pipe endoporus；It is provided with the sealing gasket being driven closing sealing seat 2 through hole outlet by temperature control chip 4 in the through hole exit of sealing seat 2
3.
There is sinking circular hole on described valve body 1 top, and the lower end of described sealing seat 2 is round boss, the circle of sealing seat 2 lower end
The sinking circular hole that boss inserts valve body 1 forms bearing pin positioning connection structure, and described sealing gasket 3 is located at sealing seat 2 and sealing gland 9
Between, by sealing gland 9, sealing gasket 3 is compressed；The thrust that described sealing gland compresses sealing gasket 3 is the spring force of stage clip 8.
It is socketed with outer housing 5, described outer housing 5 is connected as one using the boss 10 that links closely with described valve body 1 outside described valve body 1.
Described outer housing 5 inwall is connected with one end of stage clip 8 in described elastic body, and described stage clip 8 other end is upper with sealing gland 9
End connects, and applies pressure from the elastic force of stage clip 8 to sealing gland 9, and sealing gland 9, sealing gasket 3, valve body 1 are fixed.
Described temperature control chip 4 is located between sealing gasket 3 and sealing gland 9, and the deformation stroke of described temperature control chip 4 is more than sealing gasket
3 distances exporting with sealing seat 2 through hole, when reaching design temperature, the Zona transformans dynamic sealing pad 3 closing sealing seat 2 of temperature control chip 4
Through hole outlet.
During present invention assembling, in valve body 1 upper end successively by sealing seat 2, sealing gasket 3, temperature control chip 4, sealing gland 9, stage clip 8
It is in place, outer housing 5 is inserted in, after being pressed downwardly onto link closely boss 10 and groove fastening, be just assembled into voltage of the present utility model
Relief valve is closed in power pot time delay.
The work process of the present invention is：Electric pressure cooking saucepan heats, and after food boiling in pot, the steam in pot passes through sealing seat 2
Endoporus, go out steam passage 6, outside vapor opening 7 dump valve, simultaneously by temperature transfer to temperature control chip 4, when the heat that temperature control chip 4 obtains reaches
To after critical temperature, produce to recessed deformation, oppress the through hole outlet that sealing gasket 3 closes sealing seat 2, enter pressurize vexed meal shape
State.Time-delay valve after closing is now changed into relief valve again.Due to not having gas to discharge, therefore, after kettle temperature declines, temperature control
To room temperature, temperature control chip 4 is restored to convex automatically for piece 4 temperature drop.
Claims (4)
1. relief valve, valve body are closed in a kind of electric pressure cooking saucepan time delay（1）There is the hole being socketed on electric pressure cooking saucepan steam outlet pipe, in the hole is provided with
Sealing seat（2）, sealing seat（2）There is through hole, through hole exports and goes out steam passage（6）Connection, goes out steam passage（6）Connection outer housing（5）On go out
Steam vent（7）, in sealing seat（2）Through hole exit be provided with by temperature control chip（4）Drive closing sealing seat（2）It is close that through hole exports
Packing（3）It is characterised in that：Described valve body（1）Top and sealing seat（2）It is connected using bearing pin positioning connection structure, described
Sealing gasket（3）Positioned at sealing seat（2）With sealing gland（9）Between, by sealing gland（9）By sealing gasket（3）Compression；Described sealing
Gland compresses sealing gasket（3）Thrust be spring force, described spring force is produced by the elastic body in valve body；Described temperature control
Piece（4）Positioned at sealing gasket（3）With sealing gland（9）Between, described temperature control chip（4）Deformation stroke be more than sealing gasket（3）With envelope
Close seat（2）The distance of through hole outlet, works as temperature control chip（4）After the heat obtaining reaches critical temperature, temperature control chip（4）Produce to recessed
Zona transformans dynamic sealing pad（3）Closing sealing seat（2）Through hole outlet.
2. electric pressure cooking saucepan time delay according to claim 1 closing relief valve it is characterised in that：Described valve body（1）Outer socket
There is outer housing（5）, described outer housing（5）With described valve body（1）Using the boss that links closely（10）Connect as one.
3. electric pressure cooking saucepan time delay according to claim 1 closing relief valve it is characterised in that：Described outer housing（5）Inwall with
Stage clip in described elastic body（8）One end connect, described stage clip（8）The other end and sealing gland（9）Upper end connect, by
Stage clip（8）Elastic force to sealing gland（9）Apply pressure, by sealing gland（9）, sealing gasket（3）, valve body（1）It is fixed.
4. electric pressure cooking saucepan time delay according to claim 1 closing relief valve it is characterised in that：Described bearing pin is located by connecting
Structure includes described valve body（1）The sinking circular hole on top, described sealing seat（2）Lower end round boss, sealing seat（2）Lower end
Round boss insertion valve body（1）Sinking circular hole formed bearing pin positioning connection structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410101995.0A CN103860004B (en) | 2014-03-19 | 2014-03-19 | Delay closing safety valve for electric pressure cooker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410101995.0A CN103860004B (en) | 2014-03-19 | 2014-03-19 | Delay closing safety valve for electric pressure cooker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103860004A CN103860004A (en) | 2014-06-18 |
| CN103860004B true CN103860004B (en) | 2017-02-22 |
Family
ID=50899451
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410101995.0A Expired - Fee Related CN103860004B (en) | 2014-03-19 | 2014-03-19 | Delay closing safety valve for electric pressure cooker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103860004B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104172907B (en) * | 2014-09-09 | 2017-05-24 | 陆一铭 | Time-delay shutoff valve of electric pressure cooker |
| CN113464699B (en) * | 2021-06-24 | 2023-03-28 | 开平市亿展阀芯有限公司 | Anti-blocking time-delay faucet |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55159375A (en) * | 1979-05-28 | 1980-12-11 | Aisin Seiki Co Ltd | Bimetal type thermo-sensitive valve device |
| JPS5694078A (en) * | 1979-12-26 | 1981-07-30 | Tlv Co Ltd | Corrugated bimetal valve |
| CN2048927U (en) * | 1989-03-16 | 1989-12-06 | 冯子成 | Safety valve for liquified gas stove |
| CN2508071Y (en) * | 2001-10-19 | 2002-08-28 | 周德俭 | Pressure gas safety valve |
| CN103431750A (en) * | 2013-02-06 | 2013-12-11 | 陆一铭 | Delay pressure-retaining safety valve of electric pressure cooker |
| CN103431749A (en) * | 2013-02-06 | 2013-12-11 | 陆一铭 | Delay cut-off valve of electric pressure cooker |
| CN203885287U (en) * | 2014-03-19 | 2014-10-22 | 陆一铭 | Delayed-closing safety valve for electric pressure cooker |
-
2014
- 2014-03-19 CN CN201410101995.0A patent/CN103860004B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55159375A (en) * | 1979-05-28 | 1980-12-11 | Aisin Seiki Co Ltd | Bimetal type thermo-sensitive valve device |
| JPS5694078A (en) * | 1979-12-26 | 1981-07-30 | Tlv Co Ltd | Corrugated bimetal valve |
| CN2048927U (en) * | 1989-03-16 | 1989-12-06 | 冯子成 | Safety valve for liquified gas stove |
| CN2508071Y (en) * | 2001-10-19 | 2002-08-28 | 周德俭 | Pressure gas safety valve |
| CN103431750A (en) * | 2013-02-06 | 2013-12-11 | 陆一铭 | Delay pressure-retaining safety valve of electric pressure cooker |
| CN103431749A (en) * | 2013-02-06 | 2013-12-11 | 陆一铭 | Delay cut-off valve of electric pressure cooker |
| CN203885287U (en) * | 2014-03-19 | 2014-10-22 | 陆一铭 | Delayed-closing safety valve for electric pressure cooker |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103860004A (en) | 2014-06-18 |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170222 Termination date: 20180319 |
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| CF01 | Termination of patent right due to non-payment of annual fee |