CN202820918U - Pressure limiting valve with adjustable pressure limiting pressure values and pressure cooker - Google Patents
Pressure limiting valve with adjustable pressure limiting pressure values and pressure cooker Download PDFInfo
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- CN202820918U CN202820918U CN 201220536763 CN201220536763U CN202820918U CN 202820918 U CN202820918 U CN 202820918U CN 201220536763 CN201220536763 CN 201220536763 CN 201220536763 U CN201220536763 U CN 201220536763U CN 202820918 U CN202820918 U CN 202820918U
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- valve body
- pressure
- pressure limiting
- operating position
- thimble
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Abstract
The utility model provides a pressure limiting valve with adjustable pressure limiting values. The pressure limiting valve with the adjustable pressure limiting values comprises a valve body, a valve seat, a valve core, a thimble and an air exhaust pipe. The valve core seals the air exhaust pipe through the thimble. The valve body comprises an upper valve body and a lower valve body. An elevation rail is arranged on the upper valve body and a first station, a second station and a third station are arranged on the elevation rail in the sequence of gradually increased height. An elevation bump which corresponds to the elevation rail is arranged on the valve seat. The lower valve body is connected with the valve core and seals the air exhaust pipe. When the elevation bump supports the first station, the lower valve body is pressed by the upper valve body. When the elevation bump supports the second station, the upper valve body and the lower valve body are separated. When the elevation bump supports the third station, the upper valve body lifts the lower valve body so that 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: the pressure limiting valve that a kind of voltage limiting value is adjustable, comprise valve body, valve seat, spool, thimble and blast pipe, described spool seals blast pipe by thimble, described valve body comprises upper valve body and lower valve body, described upper valve body is provided with lift rail, described lift rail is provided with the first operating position that increases highly successively, the second operating position and the 3rd operating position, described valve seat is provided with the lifting projection corresponding with lift rail, described lower valve body is connected with spool blast pipe is sealed, when the lifting projection supported the first operating position, described upper valve body was pressed on the lower valve body; When the lifting projection supported the second operating position, described upper valve body separated with lower valve body; When the lifting projection supported the 3rd operating position, described upper valve body promoted lower valve body, and thimble is separated 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 highly different operating positions.Lower valve body is connected with spool, the weight of following valve body be mainly used to realize sealing to blast pipe make thimble seal exhaust pipe mouth.When the lifting projection supported the first operating position, described upper valve body was pressed on the lower 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 pushes the second operating position, because the second operating position height rises, whole upper valve body is supported to a higher position by the lifting projection, and upper valve body separates with lower valve body, only have the weight of lower 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 lower 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 pushes the 3rd operating position, because the 3rd operating position height rises again, whole upper valve body is supported to a higher position by the lifting projection, simultaneously lower valve body is promoted, thimble is separated with blast pipe, and pressure limiting valve is in complete exhaust condition like this.
In one embodiment, described lower valve body is provided with the spool fixed disk, and described spool is fixed on the lower valve body by the spool fixed disk.Lower valve body can act on the thimble by the weight that fixedly makes whole lower valve body with spool, thereby realizes the sealing to blast pipe.Certainly in other embodiments, the connected mode of lower valve body and spool has multiple.
In one embodiment, described upper valve body is provided with jump ring, and described spool is provided with screens, and when the lifting projection supported the 3rd operating position, described upper valve body promoted lower valve body by jump ring, and thimble is separated with blast pipe.
In a preferred embodiment, described spool is provided with the guiding hypotenuse.When jump ring was installed, because the existence of guiding hypotenuse, jump ring can easily snap in, and was easy for installation.
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.
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 exploded view of the present utility model.
Fig. 3 is the perspective view of valve body among Fig. 2.
Fig. 4 is the perspective view of valve seat among Fig. 2.
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, the pressure limiting valve 100 that a kind of voltage limiting value of the present utility model is adjustable comprises valve body 101, valve seat 102, spool 103, thimble 104 and blast pipe 105, and described spool 103 seals blast pipe 105 by thimble 104.Valve seat 102 is provided with the installing hole that blast pipe 105 is installed, and utilizes blast pipe 105 combinations to be installed on the pot cover of pressure cooker.Described valve body 101 comprises upper valve body 106 and lower valve body 107, described upper valve body 106 is provided with lift rail, described lift rail is provided with the first operating position 108, the second operating position 109 and the 3rd operating position 110 that increases highly successively, described valve seat 102 is provided with the lifting projection 111 corresponding with lift rail, described lower valve body 107 is connected connection with blast pipe 105 sealings with spool, when lifting projection 111 supported the first operating position 108, described upper valve body 106 was pressed on the lower valve body 107; When lifting projection 111 supported the second operating position 109, described upper valve body 106 separated with lower valve body 107; When lifting projection 111 supported the 3rd operating position 110, described upper valve body 106 promoted lower valve body 107, and thimble 104 is separated with blast pipe 105.
When lifting projection 111 supported the first operating position 108, described upper valve body 106 was pressed on the lower valve body 107, so that the weight that acts on the thimble 104 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 106 pushes the second operating position 109, owing to highly rise in the second operating position 109, whole upper valve body 106 is supported to a higher position by lifting projection 111, upper valve body 106 separates with lower valve body 107, no longer be pressed on the lower valve body 107, only have the weight of lower valve body 107 to be pressed on the blast pipe 105 by thimble 104 this moment, reduced the voltage limiting value of pressure limiting valve, and the pressure of sealing is little; Along with the rising of water temperature in the pot and pressure, thimble 104 can be rushed to open, and pressure cooker can be from blast pipe 105 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 lower valve body 107 can be pressed on the blast pipe 105 again by thimble 104, then moves in circles, and pressure limiting valve is in intermittent exhaust condition, can be used in cooking fluid food.
When upper valve body 106 pushes the 3rd operating position 110, owing to rise highly again in the 3rd operating position 110, whole upper valve body 106 is supported to a higher position by lifting projection 111, the simultaneously effect by 114 pairs of screens 115 of jump ring promotes lower valve body 107, thimble 104 is separated with blast pipe 105, and 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 (5)
1. pressure limiting valve that voltage limiting value is adjustable, comprise valve body, valve seat, spool, thimble and blast pipe, described spool seals blast pipe by thimble, it is characterized in that, described valve body comprises upper valve body and lower valve body, described upper valve body is provided with lift rail, described lift rail is provided with the first operating position that increases highly successively, the second operating position and the 3rd operating position, described valve seat is provided with the lifting projection corresponding with lift rail, described lower valve body is connected with spool blast pipe is sealed, when the lifting projection supported the first operating position, described upper valve body was pressed on the lower valve body; When the lifting projection supported the second operating position, described upper valve body separated with lower valve body; When the lifting projection supported the 3rd operating position, described upper valve body promoted lower valve body, and thimble is separated with blast pipe.
2. the adjustable pressure limiting valve of voltage limiting value according to claim 1 is characterized in that, described lower valve body is provided with the spool fixed disk, and described spool is fixed on the lower valve body by the spool fixed disk.
3. the adjustable pressure limiting valve of voltage limiting value according to claim 1 is characterized in that, described upper valve body is provided with jump ring, described spool is provided with screens, when the lifting projection supported the 3rd operating position, described upper valve body promoted lower valve body by jump ring, and thimble is separated with blast pipe.
4. the adjustable pressure limiting valve of voltage limiting value according to claim 3 is characterized in that, described spool is provided with the guiding hypotenuse.
5. a pressure cooker is characterized in that, has the adjustable pressure limiting valve of voltage limiting value claimed in claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220536763 CN202820918U (en) | 2012-10-19 | 2012-10-19 | Pressure limiting valve with adjustable pressure limiting pressure values and pressure cooker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220536763 CN202820918U (en) | 2012-10-19 | 2012-10-19 | Pressure limiting valve with adjustable pressure limiting pressure values and pressure cooker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202820918U true CN202820918U (en) | 2013-03-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220536763 Expired - Fee Related CN202820918U (en) | 2012-10-19 | 2012-10-19 | Pressure limiting valve with adjustable pressure limiting pressure values and pressure cooker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202820918U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103445668A (en) * | 2013-08-22 | 2013-12-18 | 中山市雅乐思电器实业有限公司 | Pressure-limiting valve and electric pressure cooker |
| CN103735151A (en) * | 2013-12-23 | 2014-04-23 | 由达集团有限公司 | Pressure cooker lid and pressure cooker |
| CN108634769A (en) * | 2018-06-05 | 2018-10-12 | 珠海格力电器股份有限公司 | Cooking utensil and control method thereof |
| CN110870678A (en) * | 2018-08-29 | 2020-03-10 | 佛山市顺德区美的电热电器制造有限公司 | Cooking utensil and pot lid subassembly thereof |
-
2012
- 2012-10-19 CN CN 201220536763 patent/CN202820918U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103445668A (en) * | 2013-08-22 | 2013-12-18 | 中山市雅乐思电器实业有限公司 | Pressure-limiting valve and electric pressure cooker |
| CN103445668B (en) * | 2013-08-22 | 2016-04-13 | 中山市雅乐思电器实业有限公司 | A kind of pressure limiting valve and electric pressure cooking saucepan |
| 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 |
| CN108634769A (en) * | 2018-06-05 | 2018-10-12 | 珠海格力电器股份有限公司 | Cooking utensil and control method thereof |
| CN110870678A (en) * | 2018-08-29 | 2020-03-10 | 佛山市顺德区美的电热电器制造有限公司 | Cooking utensil and pot lid subassembly thereof |
| CN110870678B (en) * | 2018-08-29 | 2022-05-24 | 佛山市顺德区美的电热电器制造有限公司 | Cooking utensil and pot lid subassembly thereof |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130327 Termination date: 20161019 |