CN203244264U - Pressure-limiting valve of pressure cooker - Google Patents
Pressure-limiting valve of pressure cooker Download PDFInfo
- Publication number
- CN203244264U CN203244264U CN 201320239884 CN201320239884U CN203244264U CN 203244264 U CN203244264 U CN 203244264U CN 201320239884 CN201320239884 CN 201320239884 CN 201320239884 U CN201320239884 U CN 201320239884U CN 203244264 U CN203244264 U CN 203244264U
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- pressure
- spool
- valve
- high pressure
- valve core
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Abstract
The utility model discloses a pressure-limiting valve of a pressure cooker. The pressure-limiting valve of the pressure cooker comprises a valve body and a valve core, an exhaust pipe is further arranged inside the lower end of the valve body, a vent hole is formed in the exhaust pipe, the valve core comprises a high pressure valve core and a lower pressure valve core, an inclined kidney-shaped hole is formed in the side wall of the lower pressure valve core, and a boss stretching into the kidney-shaped hole is arranged on the side face of the high pressure valve core. One end, closed to the valve core, of the vent hole is a stepped hole, the head portion of the high pressure valve core is matched with the position, with a small diameter, of the stepped hole, and the low pressure valve core is matched with the position, with a big diameter, of the stepped hole. Exhaust holes are arranged on the side face of the valve body, a valve seat is arranged at the upper end of the valve body, a valve cap is arranged at the upper end of the valve seat, and the valve cap is fixedly connected with the upper end of the high pressure valve core. The high pressure valve core or the low pressure valve core can be selected to be matched with the vent hole according to cook requirements to adjust different air pressure states in the pressure cooker. Therefore, the pressure-limiting valve of the pressure cooker has the advantages of being capable of adjusting two different air pressure states, capable of selecting air pressure according to needs when different foods are cooked, and good in cooking effects.
Description
Technical field
The utility model relates to the pressure cooker technical field, relates in particular to a kind of limiting valve of pressure cooker.
Background technology
At present, pressure cooker is more and more universal in daily life, the air pressure of pressure limiting valve on the pressure cooker in can the controlled pressure pot, generally comprise valve body and be located at the interior spool of valve body, spool holds out against the end of the blast pipe in the valve body, thereby keeps the fixing air pressure in the pressure cooker, and the pressure that produces in the spool cross section when the gas pressure in the pressure cooker is during greater than the gravity of spool, spool is by jack-up, and the exhaust outlet on the blast pipe is in communication with the outside exhaust.Yet present limiting valve of pressure cooker can only be controlled a kind of fixing air pressure, can't satisfy the requirement that different food is selected different air pressure.
Chinese patent Granted publication number: CN202287774U, July 4 2012 Granted publication day, a kind of pressure limiting valve of pressure cooker is disclosed, comprise the gravity valve body and with the needle of sealing pressure cooker exhaust outlet, the gravity valve body comprises top board, needle is fixedly installed on the described top board, and needle is that rubber needle the utility model embodiment mainly uses pressure cooker, for example the pressure cooker of the pressure cooker of various electric pressure cooking saucepans, prevention electromagnetic pressure cooker, open firing, electromagnetic oven heating.Its weak point is that this kind limiting valve of pressure cooker can only can't be regulated the air pressure in the pressure cooker for a kind of specific air pressure, can not satisfy the requirement of the different air pressure of different food selection.
The utility model content
The utility model can only corresponding a kind of fixing air pressure in order to overcome limiting valve of pressure cooker of the prior art, can't adjustable pressure, can't select the deficiency of different air pressure when cooking different food, provide a kind of and can regulate two kinds of different air pressure, can select as required air pressure when cooking different food, the limiting valve of pressure cooker of culinary art better effects if.
To achieve these goals, the utility model adopts following technical scheme:
A kind of limiting valve of pressure cooker, comprise valve body and be located at the interior spool of valve body, valve body lower end inside also is provided with blast pipe, be provided with passage in the blast pipe, described spool comprises high pressure spool and is set in the low pressure spool in the high pressure spool outside, the sidewall of described low pressure spool is provided with the mounting hole of inclination, the side of described high pressure spool is provided with the boss that stretches in the mounting hole, one end of the close spool of described passage is shoulder hole, the head of described high pressure spool cooperates with the path place of shoulder hole, described low pressure spool cooperates with the place, large footpath of shoulder hole, the side of described valve body is provided with steam vent, the upper end of described valve body is provided with valve seat, and the upper end of described valve seat is provided with bonnet, and described bonnet is fixedly connected with the upper end of high pressure spool.This kind limiting valve of pressure cooker can be regulated two kinds of air pressure, when high pressure spool cooperates with the path of shoulder hole, can regulate the larger air pressure in the pressure cooker, after rotating bonnet, when the low pressure spool cooperates with the large footpath of shoulder hole, the compression area of spool increases, the pressure that air pressure in the pressure cooker hour produces just can overcome the gravity of spool and the jack-up spool, thereby realize the adjusting of two kinds of different air pressure, two kinds of different air pressure in namely can the controlled pressure pot, can select as required suitable air pressure in the time of cooking food, thereby keep good culinary art effect.
As preferably, the tapered structure of the head of described high pressure spool, the head of described low pressure spool is the truncated cone-shaped structure.Good sealing effect when the high pressure spool head of pyramidal structure cooperates with passage, and high pressure spool has self-align function when resetting, and in like manner, the low pressure valve core head of truncated cone-shaped structure also has good sealing effect and self-align function.
As preferably, the center, upper end of described bonnet is provided with cover plate.Cover plate can play a protective role to spool and valve body, prevents that effectively extraneous foreign material from entering in valve body and the spool and cause spool to lose efficacy, and is simultaneously also more attractive in appearance.
Therefore, the utlity model has and to regulate two kinds of different air pressure, can select as required air pressure when cooking different food, the beneficial effect of culinary art better effects if.
Description of drawings
Fig. 1 is that the utility model is regulated the high pressure conditions structural representation.
Fig. 2 is that the utility model is regulated the low-pressure state structural representation.
Fig. 3 is the structural representation of the utility model mesohigh spool and low pressure spool
Among the figure: valve body 1 spool 2 blast pipes 3 passages 4 mounting holes 5 boss 6 steam vents 7 valve seats 8 bonnets 9 cover plates 10 high pressure spools 21 low pressure spools 22.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the utility model is further described:
A kind of limiting valve of pressure cooker as depicted in figs. 1 and 2, comprise valve body 1 and be located at the interior spool 2 of valve body, inside, valve body 1 lower end also is provided with blast pipe 3, be provided with passage 4 in the blast pipe 3, spool 2 comprises high pressure spool 21 and is set in the low pressure spool 22 in the high pressure spool outside, as shown in Figure 3, the sidewall of low pressure spool 22 is provided with the mounting hole 5 of inclination, the upper end of mounting hole is high, the lower end is low, the side of high pressure spool 21 is provided with the boss 6 that stretches in the mounting hole, when rotating high pressure spool, when the boss of high pressure spool side moves to the lower end from the upper end of mounting hole along mounting hole, can relatively shrink between high pressure spool and the low pressure spool, the upper end of passage 4 is shoulder hole, the tapered structure of the head of high pressure spool 21, the head of low pressure spool 22 is the truncated cone-shaped structure, the head of high pressure spool 21 cooperates with the path place of shoulder hole, low pressure spool 22 cooperates with the place, large footpath of shoulder hole, the side of valve body 1 is provided with steam vent 7, and the upper end of valve body 1 is provided with valve seat 8, and the upper end of valve seat 8 is provided with bonnet 9, bonnet 9 is fixedly connected with the upper end of high pressure spool 21, and the center, upper end of bonnet 9 is provided with cover plate 10.
State among Fig. 1 is pressure cooker pressure-limiting valve regulation high pressure conditions, the boss of low pressure spool side is positioned at the top of mounting hole at this moment, the gravity of whole spool is identical, the lower end head of high pressure spool contacts the Leakage Gas that sealing prevents that pressure cooker is interior with the path of shoulder hole, increase along with the air pressure in the pressure cooker, act on also gradually increase of the pressure on the end section under the high pressure spool, until the gas pressure of pressure cooker is when the gravity of the pressure of high pressure spool head and spool is identical, the interior pressure of pressure cooker this moment is 90kpa, then jack-up spool, thereby so that the gas in the pressure cooker then from steam vent, discharge through passage; State among Fig. 2 is pressure cooker pressure-limiting valve regulation low-pressure state, in the time of other foods of culinary art, rotate bonnet, so that the boss of low pressure spool side moves to mounting hole bottom along mounting hole, move on the high pressure spool this moment, thereby so that the lower end of low pressure spool contacts sealing with the place, large footpath of shoulder hole, and there is the gap in the path place of the lower end of high pressure spool and shoulder hole, this moment, the gas pressure in the pressure cooker was large at the area that the area of low pressure valve core head acts on the high pressure spool head, and the overall gravity of spool does not change, therefore just can jack-up spool and exhaust when the air pressure in the pressure cooker reaches 50kpa, can the interior maximum gas pressure of controlled pressure pot be 50kpa.This kind pressure limiting valve can be regulated 50kpa and two kinds of air pressure of 90kpa in the pressure cooker, thereby can satisfy the culinary art requirement between the various different foods.Therefore, the utlity model has and to regulate two kinds of different air pressure, can select as required air pressure when cooking different food, the beneficial effect of culinary art better effects if.
Claims (3)
1. limiting valve of pressure cooker, comprise valve body (1) and be located at the interior spool (2) of valve body, it is characterized in that, valve body (1) inside, lower end also is provided with blast pipe (3), be provided with passage (4) in the blast pipe (3), described spool (2) comprises high pressure spool (21) and is set in the low pressure spool (22) in the high pressure spool outside, the sidewall of described low pressure spool (22) is provided with the mounting hole (5) of inclination, the side of described high pressure spool (21) is provided with the boss (6) that stretches in the mounting hole, one end of the close spool (2) of described passage (4) is shoulder hole, the head of described high pressure spool (21) cooperates with the path place of shoulder hole, described low pressure spool (22) cooperates with the place, large footpath of shoulder hole, the side of described valve body (1) is provided with steam vent (7), the upper end of described valve body (1) is provided with valve seat (8), the upper end of described valve seat (8) is provided with bonnet (9), and described bonnet (9) is fixedly connected with the upper end of high pressure spool (21).
2. limiting valve of pressure cooker according to claim 1 is characterized in that, the tapered structure of head of described high pressure spool (21), and the head of described low pressure spool (22) is the truncated cone-shaped structure.
3. limiting valve of pressure cooker according to claim 1 is characterized in that, the center, upper end of described bonnet (9) is provided with cover plate (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320239884 CN203244264U (en) | 2013-05-07 | 2013-05-07 | Pressure-limiting valve of pressure cooker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320239884 CN203244264U (en) | 2013-05-07 | 2013-05-07 | Pressure-limiting valve of pressure cooker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203244264U true CN203244264U (en) | 2013-10-23 |
Family
ID=49370738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320239884 Expired - Lifetime CN203244264U (en) | 2013-05-07 | 2013-05-07 | Pressure-limiting valve of pressure cooker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203244264U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107136911A (en) * | 2016-03-01 | 2017-09-08 | 佛山市顺德区美的电热电器制造有限公司 | A kind of pressure regulating mechanism and the pressure cooker with it |
| WO2018223446A1 (en) * | 2017-06-08 | 2018-12-13 | 佛山市顺德区美的电热电器制造有限公司 | Cooker cover and electric pressure cooker |
| CN110840245A (en) * | 2019-12-12 | 2020-02-28 | 绍兴市吉柏尼机电有限公司 | Pressure limiting valve assembly and cooking utensil |
| CN110870697A (en) * | 2018-08-30 | 2020-03-10 | 佛山市顺德区美的电热电器制造有限公司 | Exhaust valve, pot cover assembly, cooking utensil and exhaust valve core |
| CN111447862A (en) * | 2017-11-03 | 2020-07-24 | Gero贸易有限公司 | Pressure valve for pressure cooker |
-
2013
- 2013-05-07 CN CN 201320239884 patent/CN203244264U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107136911A (en) * | 2016-03-01 | 2017-09-08 | 佛山市顺德区美的电热电器制造有限公司 | A kind of pressure regulating mechanism and the pressure cooker with it |
| CN107136911B (en) * | 2016-03-01 | 2023-03-14 | 佛山市顺德区美的电热电器制造有限公司 | Pressure adjusting structure and pressure cooker with same |
| WO2018223446A1 (en) * | 2017-06-08 | 2018-12-13 | 佛山市顺德区美的电热电器制造有限公司 | Cooker cover and electric pressure cooker |
| CN109008597A (en) * | 2017-06-08 | 2018-12-18 | 佛山市顺德区美的电热电器制造有限公司 | Pot cover and electric pressure cooking saucepan |
| CN111447862A (en) * | 2017-11-03 | 2020-07-24 | Gero贸易有限公司 | Pressure valve for pressure cooker |
| CN110870697A (en) * | 2018-08-30 | 2020-03-10 | 佛山市顺德区美的电热电器制造有限公司 | Exhaust valve, pot cover assembly, cooking utensil and exhaust valve core |
| CN110840245A (en) * | 2019-12-12 | 2020-02-28 | 绍兴市吉柏尼机电有限公司 | Pressure limiting valve assembly and cooking utensil |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131023 |