CN202820919U - Pressure-limiting valve and pressure cooker - Google Patents
Pressure-limiting valve and pressure cooker Download PDFInfo
- Publication number
- CN202820919U CN202820919U CN 201220536935 CN201220536935U CN202820919U CN 202820919 U CN202820919 U CN 202820919U CN 201220536935 CN201220536935 CN 201220536935 CN 201220536935 U CN201220536935 U CN 201220536935U CN 202820919 U CN202820919 U CN 202820919U
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- China
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- valve body
- thimble
- pressure
- upper valve
- operating position
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- Expired - Fee Related
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Abstract
The utility model provides a pressure-limiting valve which comprises a valve body, a valve seat, a thimble and an air exhaust pipe. The thimble can seal the air exhaust pipe. The valve body comprises an upper valve body and a lower valve body which is connected with the upper valve body in a floating mode. An elevation rail is arranged on the upper valve body and a first station, a second station and a third station which is the highest are arranged on the elevation rail. An elevation bump which corresponds to the elevation rail and a support rib which supports the lower valve body are arranged on the valve seat. The upper valve body is connected with the thimble and seals the air exhaust pipe. When the elevation bump supports the first station, the lower valve body is suspended on the upper valve body. When the elevation bump supports the second station, the support rib supports the lower valve body. When the elevation bump supports the third station, the upper valve body lifts the lower valve body and the thimble is separated from the air exhaust pipe. The utility model further provides a pressure cooker with the pressure limiting valve at the same time.
Description
Technical field
The utility model relates to a kind of pressure cooker, particularly a kind of adjustable pressure limiting valve of voltage limiting value that is applied to pressure cooker.
Background technology
Pressure cooker claims again pressure cooker, can greatly shorten the time of culinary art, energy savings.The principle of pressure cooker is that the boiling point according to water is subjected to effects of air pressure, and air pressure is higher, and boiling point is higher.Be the environment of HTHP in the pressure cooker, food boils easily.Certainly, not so the pressure in the pressure cooker can not blast without limits easily, causes security incident, so need to use pressure limiting valve to regulate in the pressure cooker.
In the prior art, pressure limiting valve only has sealing and two duties of exhaust.Pressure cooker is when cooking food, and pressure limiting valve is transferred to sealing state.Because be HTHP in the pressure cooker, water does not reach boiling point, food is in without fluidized state in whole cooking process, and experience boiling stirring causes the food inequality of being heated easily.At Baoshang with when cooking congee, also lower leaf can appear, the problem that mouthfeel is poor.After culinary art is finished, pressure limiting valve is transferred to exhaust condition, discharge fast the steam pressure in the pot, reduce pot inner pressure.Yet if cooking fluid food is such as Baoshang or cook congee, during pressure limiting valve exhausting, the boiling point of water is along with air pressure reduces, food can violently seethe with excitement in the pot, and fluid can spray at a high speed from blast pipe together along with steam, make dirty kitchen and pressure cooker, even cause security incident, it is very inconvenient to use.Therefore the user often can working pressure pot cooking fluid food, so that the using adaptability of pressure cooker is not enough.
In order to improve the using adaptability of pressure cooker, can conveniently be used for cooking fluid food such as Baoshang and cook congee, need the voltage limiting value of regulation pressure-limiting valve, make pressure limiting valve not only have sealing and exhaust two states.And the voltage limiting value of pin type pressure limiting valve is to be determined by the aperture of blast pipe and the ratio of pressure limiting valve body weight, changes the just voltage limiting value of energy regulation pressure-limiting valve of one of them parameter.
Summary of the invention
In order to overcome the deficiencies in the prior art, the utility model provides a kind of changes voltage limiting value by changing the pressure limiting valve body weight, is applied to the adjustable pressure limiting valve of voltage limiting value of pressure cooker.
The utility model also provides a kind of adjustable pressure limiting valve of above-mentioned voltage limiting value that has simultaneously, can conveniently be used for cooking fluid food, has the pressure cooker of wider using adaptability.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of pressure limiting valve, comprise valve body, valve seat, thimble and blast pipe, described thimble seals blast pipe, described valve body comprises upper valve body and lower valve body, described upper valve body and lower valve body floating connection, described upper valve body is provided with lift rail, described lift rail is provided with the first operating position, the second operating position and the 3rd the highest operating position, the brace rod that described valve seat is provided with the lifting projection corresponding with lift rail and supports lower valve body, described upper valve body is connected with thimble blast pipe is sealed, when the lifting projection supported the first operating position, described lower valve body was suspended on the upper valve body; When the lifting projection supported the second operating position, described brace rod supported lower valve body; When the lifting projection supported the 3rd operating position, described upper valve body promoted lower valve body, and thimble separates with blast pipe.
Valve body of the present utility model is divided into upper valve body and lower valve body, and lift rail has three different operating positions.Upper valve body is connected with thimble, so the weight of upper valve body is mainly used to realize the sealing to blast pipe, makes thimble seal exhaust pipe mouth.When the lifting projection supported the first operating position, lower valve body was suspended on the upper valve body, so that the weight that acts on the thimble increases, had improved the voltage limiting value of pressure limiting valve, and pressure limiting valve is in complete sealing state, can exhaust.When upper valve body pushed the second operating position, brace rod supported lower valve body, made lower valve body not have pressure-acting on upper valve body, and only have the weight of upper valve body to be pressed on the blast pipe by thimble this moment, and the pressure of sealing is little; Along with the rising of water temperature in the pot and pressure, thimble can be rushed to open, and pressure cooker can be from the blast pipe exhaust, so that the air pressure in the pot reduces, the food in the pot can seethe with excitement, and reaches the purpose of boiling culinary art; Along with the reduction of pot internal gas pressure, the weight of upper valve body can be pressed on the blast pipe again by thimble, then moves in circles, and pressure limiting valve is in intermittent exhaust condition.When upper valve body pushed the 3rd operating position, because the 3rd operating position height is the highest, whole upper valve body was supported to a higher position by the lifting projection, and lower valve body is promoted, and drove simultaneously thimble and separated with blast pipe, and pressure limiting valve is in complete exhaust condition like this.
In one embodiment, described upper valve body is provided with fixed disk, and described thimble is connected with upper valve body by fixed disk.Upper valve body can act on the thimble by be connected the weight that makes whole upper valve body with thimble, thereby realizes the sealing to blast pipe.Certainly in other embodiments, the connected mode of upper valve body and thimble has multiple.
In one embodiment, described upper valve body and lower valve body be by the pin floating connection so that lower valve body relatively upper valve body fluctuate, thereby be convenient to by changing the weight adjusting voltage limiting value of valve body.
In one embodiment, described lower valve body is provided with groove, and when the lifting projection supported the first operating position, described brace rod was positioned at groove, and lower valve body is not had supporting role, thereby lower valve body can be suspended on the upper valve body.
In a preferred embodiment, described brace rod is provided with the guiding hypotenuse, is convenient to brace rod and shifts out in groove, plays the effect of supporting lower valve body, prevents that brace rod is stuck in the groove.
The utility model also provides a kind of pressure cooker simultaneously, and it has above-mentioned pressure limiting valve.
The beneficial effects of the utility model are: pressure limiting valve of the present utility model can be regulated voltage limiting value by the weight that changes valve body, has sealing, exhaust and three kinds of duties of intermittent exhaust.Its sealing and exhaust condition are used for the culinary art common food.When cooking fluid food, such as Baoshang and cooking congee, pressure limiting valve is transferred to intermittent exhaust condition, the food in the pot can seethe with excitement, and so just the poor problem of upper lower leaf and mouthfeel can not occur; Owing to be intermittent exhaust, food can acutely not seethe with excitement in the pot, and fluid can not spray at a high speed from blast pipe yet, and is safe and convenient to use, has wider using adaptability.
Description of drawings
Fig. 1 is the structural representation of an embodiment of the utility model.
Fig. 2 is the perspective view of valve body.
Fig. 3 is the perspective view of valve seat.
Fig. 4 is another visual angle perspective view of valve seat.
Fig. 5 is the perspective view of lower valve body.
Fig. 6 is another visual angle perspective view of lower valve body.
Fig. 7 is the structural representation of the complete sealing state of the utility model.
Fig. 8 is the enlarged drawing of A part among Fig. 7.
Fig. 9 is the structural representation of the intermittent sealing state of the utility model.
Figure 10 is the enlarged drawing of B part among Fig. 9.
Figure 11 is the structural representation of the complete exhaust condition of the utility model.
Figure 12 is the enlarged drawing of C part among Figure 11.
Omitted the miscellaneous part irrelevant with the utility model design main points among the figure.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further details.
As shown in Figures 1 to 4, a kind of pressure limiting valve 100 of the present utility model comprises valve body 101, valve seat 102, thimble 103 and blast pipe 104, and described thimble 103 is with blast pipe 104 sealings.Valve seat 102 is provided with the installing hole that blast pipe 104 is installed, and utilizes blast pipe 104 combinations to be installed on the pot cover of pressure cooker.Described valve body 101 comprises upper valve body 105 and lower valve body 106, described upper valve body 105 and lower valve body 106 floating connections, described upper valve body 105 is provided with lift rail, described lift rail is provided with the first operating position 107, the second operating position 108 and the 3rd the highest operating position 109, the brace rod 111 that described valve seat 102 is provided with the lifting projection 110 corresponding with lift rail and supports lower valve body 106, described upper valve body 105 is connected with thimble 103 blast pipe 104 sealings, when lifting projection 110 supported the first operating position 107, described lower valve body 106 was suspended on the upper valve body 105; When lifting projection 110 supported the second operating position 108, described brace rod 111 supported lower valve body 106; When lifting projection 110 supported the 3rd operating position 109, described upper valve body 105 promoted lower valve body 106, and thimble 103 separates with blast pipe 104.
Such as Fig. 1, shown in Figure 5, described lower valve body 106 is provided with pin-and-hole 114, by pin 115 and upper valve body 105 floating connections so that lower valve body 106 relatively upper valve body 105 fluctuate, thereby be convenient to by changing the weight adjusting voltage limiting value of valve body.
As shown in Figure 6, described lower valve body 106 is provided with groove 116, and when lifting projection 110 supported the first operating position 107, described brace rod 111 was positioned at groove 116, and lower valve body 106 is not had supporting role, thereby lower valve body 106 can be suspended on the upper valve body 105.
As shown in Figure 4, shift out in groove 116 for ease of brace rod 111, prevent that brace rod 111 is stuck in the groove 116, described brace rod 111 is provided with guiding hypotenuse 117.
Such as Fig. 7, shown in Figure 8, when lifting projection 110 supports the first operating position 107, described brace rod 111 is positioned at groove 116, lower valve body 106 there is not supporting role, lower valve body 106 is suspended on the upper valve body 105 by pin 115, so that the weight that acts on the thimble 103 increases, has improved the voltage limiting value of pressure limiting valve, pressure limiting valve is in complete sealing state, can exhaust.
Such as Fig. 9, shown in Figure 10, when upper valve body 105 pushes the second operating position 108, brace rod 111 shifts out in the groove 116 of lower valve body, lower valve body 106 is supported, pin 115 is unsettled, make lower valve body 106 not have pressure-acting on upper valve body 105, only have the weight of upper valve body 105 to be pressed on the blast pipe 104 by thimble 103 this moment, and the pressure of sealing is little; Along with the rising of water temperature in the pot and pressure, thimble 103 can be rushed to open, and pressure cooker can be from blast pipe 104 exhausts, so that the air pressure in the pot reduces, the food in the pot can seethe with excitement, and reaches the purpose of boiling culinary art; Along with the reduction of pot internal gas pressure, the weight of upper valve body 105 can be pressed on the blast pipe 104 again by thimble 103, then moves in circles, and pressure limiting valve is in intermittent exhaust condition.
Such as Figure 11, shown in Figure 12, when upper valve body 105 pushes the 3rd operating position 109, because the 3rd operating position 109 is highly the highest, whole upper valve body 105 is supported to a higher position by lifting projection 110, by pin 115 lower valve body 106 is promoted, drive simultaneously thimble 103 and separate with blast pipe 104, pressure limiting valve is in complete exhaust condition like this.
The utility model also provides a kind of pressure cooker simultaneously, and it has the adjustable pressure limiting valve of above-mentioned voltage limiting value 100.
Only be preferred embodiment of the present utility model below, but design concept of the present utility model is not limited to this, all insubstantial modifications of utilizing this design that the utility model is made also all fall within the protection domain of the present utility model.
Claims (6)
1. pressure limiting valve, comprise valve body, valve seat, thimble and blast pipe, described thimble seals blast pipe, it is characterized in that, described valve body comprises upper valve body and lower valve body, described upper valve body and lower valve body floating connection, described upper valve body is provided with lift rail, described lift rail is provided with the first operating position, the second operating position and the 3rd the highest operating position, the brace rod that described valve seat is provided with the lifting projection corresponding with lift rail and supports lower valve body, described upper valve body is connected with thimble the blast pipe sealing, and when the lifting projection supported the first operating position, described lower valve body was suspended on the upper valve body; When the lifting projection supported the second operating position, described brace rod supported lower valve body; When the lifting projection supported the 3rd operating position, described upper valve body promoted lower valve body, and thimble separates with blast pipe.
2. pressure limiting valve according to claim 1 is characterized in that, described upper valve body is provided with fixed disk, and described thimble is connected with upper valve body by fixed disk.
3. pressure limiting valve according to claim 1 is characterized in that, described upper valve body and lower valve body are by the pin floating connection.
4. pressure limiting valve according to claim 1 is characterized in that, described lower valve body is provided with groove, and when the lifting projection supported the first operating position, described brace rod was positioned at groove.
5. pressure limiting valve according to claim 4 is characterized in that, described brace rod is provided with the guiding hypotenuse.
6. a pressure cooker is characterized in that, has pressure limiting valve claimed in claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220536935 CN202820919U (en) | 2012-10-19 | 2012-10-19 | Pressure-limiting valve and pressure cooker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220536935 CN202820919U (en) | 2012-10-19 | 2012-10-19 | Pressure-limiting valve and pressure cooker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202820919U true CN202820919U (en) | 2013-03-27 |
Family
ID=47932745
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220536935 Expired - Fee Related CN202820919U (en) | 2012-10-19 | 2012-10-19 | Pressure-limiting valve and pressure cooker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202820919U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103735151A (en) * | 2013-12-23 | 2014-04-23 | 由达集团有限公司 | Pressure cooker lid and pressure cooker |
| WO2021103931A1 (en) * | 2019-11-30 | 2021-06-03 | 佛山市顺德区美的电热电器制造有限公司 | Cooking appliance control method, control device, cooking appliance, and storage medium |
-
2012
- 2012-10-19 CN CN 201220536935 patent/CN202820919U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103735151A (en) * | 2013-12-23 | 2014-04-23 | 由达集团有限公司 | Pressure cooker lid and pressure cooker |
| CN103735151B (en) * | 2013-12-23 | 2016-03-30 | 由达集团有限公司 | Pressure cooker lid and pressure cooker |
| WO2021103931A1 (en) * | 2019-11-30 | 2021-06-03 | 佛山市顺德区美的电热电器制造有限公司 | Cooking appliance control method, control device, cooking appliance, and storage medium |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130327 Termination date: 20151019 |
|
| EXPY | Termination of patent right or utility model |