CN205234267U - Sefety pressure cooker - Google Patents
Sefety pressure cooker Download PDFInfo
- Publication number
- CN205234267U CN205234267U CN201520993115.5U CN201520993115U CN205234267U CN 205234267 U CN205234267 U CN 205234267U CN 201520993115 U CN201520993115 U CN 201520993115U CN 205234267 U CN205234267 U CN 205234267U
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- China
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- sealing ring
- spring
- pot
- bearing
- pressure
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- Expired - Fee Related
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Abstract
The utility model relates to a sefety pressure cooker, including the pot body, pot cover and voltage limiting valve. Characterized by, the device has the relief valve on the pot cover. The relief valve, including let out the vapour passageway, place in the sealing washer of letting out the vapour passway, sealing washer hold in the palm, install in the sealing washer hold in the palm and the support between the spring and be fixed in the support of pot cover. The spring has predeformation with presetting power. On the vapor pressure acts on the sealing washer in the pot, act on then on sealing washer support and the spring. When the interior vapor pressure of pot surpassed the safe pressure, the spring did not produce the deformation, and when the vapor pressure surpassed the safe pressure in the pot, the vapor pressure forced the spring to produce the deformation, produces the clearance between the vapour passway to making the sealing washer and letting out, and the vapor pressure is big more, and this clearance is also big more, and steam leaks, and the vapor pressure reduces, has guaranteed the safety of pressure cooker. This sefety pressure cooker, simple structure is reliable, easy preparation, the cost is low.
Description
Technical field
The utility model is a kind of cooking apparatus, a kind of safe pressure cooker.
Background technology
Pressure cooker is from invention existing more than 330 year till now, since pressure cooker enters after family, pressure cooker blast ruin thing,Hurt sb.'s feelings, even dead person's event was never interrupted. Although various safe behaves emerge in an endless stream, and call oneself exactly and " have thoroughly solved pressureThe safety problem of pot, has removed general pressure cooker puzzlement consumer potential safety hazard for many years " electric pressure cooking saucepan, be also explosive sound notDisconnected.
Its basic reason is that the aperture of pressure cooker snifting valve is too little, very easily stops up.
Summary of the invention
The technical problems to be solved in the utility model is to eliminate the potential safety hazard of pressure cooker, provides one
Plant safe pressure cooker.
Safety pressure cooker, comprises a pot body, pot cover and pressure limiting valve, and described pot lid mounted device has safety
Valve, safety valve comprises lets out vapour passage, sealing ring, sealing ring holder, spring and bearing, described in let out vapour passway and be placed withSealing ring, sealing ring is positioned in sealing ring holder, and between sealing ring holder and bearing, device has spring, and bearing is fixed on pot cover,And clamping spring.
Described relief valve device is at the periphery of pot cover, shape between the edge of pot cover and pot body port edge
Become let out vapour passage, let out vapour passway and be placed with sealing ring, sealing ring is positioned in sealing ring holder, sealing ring holder withBetween seat, device has spring, and bearing is fixed on pot cover, and described bearing clamping spring, and forms folding lid knot with pot bodyStructure.
Described relief valve device is at the middle part of pot cover, and the middle part of pot cover has lets out vapour passage, lets out vapour
Passway is placed with sealing ring, and sealing ring is positioned in sealing ring holder, and between sealing ring holder and bearing, device has bulletSpring, bearing is fixed on pot cover, and described bearing clamping spring.
Described spring is the various springs of some quantity. Described spring is added with preset force, existing pre-change
Shape. Described spring is the various springs of some quantity, especially with tapered coil spring and flat spring for well. DescribedSpring is added with preset force, and existing predeformation, that is to say, spring is afterburning, has had distortion.
Described vapour passage, pot body edge, sealing ring, sealing ring holder and the bearing let out, be according to the position of relief valve device, bulletThe size of the kind of spring and performance, pressure cooker and material, reliability and convenience design, and its structural shape has multiple, attachedShown in figure, be one of them.
In pot, vapour pressure acts on sealing ring, then act on sealing ring holder and spring, and because spring is added with preset force,In the time that vapour pressure in pot does not exceed safe pressure (such as 100KPa), spring can not produce distortion, pot body, pot cover, let out vapour passage withSealing ring keeps being close to, and in pot, steam can not leak. But in the time that in pot, vapour pressure exceedes safe pressure, vapour pressure forces spring to produce changeShape, sealing ring moves, and to making sealing ring and pot body, letting out between vapour passage and produce gap, and the larger this gap of vapour pressure is also larger,Steam thus gap outwards releases, and vapour pressure reduces, thereby has avoided due to the too high accident of blasting of vapour pressure in pot; When in potVapour pressure is down to safe vapour pressure when following, under the effect of spring force, force sealing ring with a pot body, let out vapour passage and be close to, extensive againArrive again original state, continue cooking process.
The utility model has the advantages that:
The load that the spring of safety pressure cooker bears is less, can dwindle the volume of spring, reduces the preset force of springWith raising processing safety.
The safety device of this pressure cooker is practical, reliable and stable, can effectively eliminate the potential safety hazard of pressure cooker.
Safety pressure cooker, simple in structure, easily to make, cost is low, is easy to promote.
Brief description of the drawings
Fig. 1 is safety device for pressure cooker cross-sectional view;
Fig. 2 is the schematic diagram of safety device for pressure cooker let out vapour more than safe vapour pressure time;
Fig. 3 is that safety valve is loaded on pot cover periphery, the generalized section while normally culinary art;
Fig. 4 is the schematic diagram of Fig. 3 safe pressure cooker let out vapour more than safe vapour pressure time.
Fig. 5 is that safety valve is loaded on generalized section when pot cover middle part is normal cooks;
Fig. 6 is the schematic diagram of Fig. 5 pressure cooker let out vapour more than safe vapour pressure time.
Description of reference numerals:
1-pot body; 2-pot cover; 3-pressure limiting valve; 4-lets out vapour passage; 5-sealing ring;
The holder of 6-sealing ring; 7-spring; 8-bearing.
Detailed description of the invention
Embodiment 1:
The relief valve device of safety pressure cooker embodiment 1 is at the periphery of pot cover.
Safety pressure cooker, comprises pot body 1, pot cover 2, pressure limiting valve 3, sealing ring 5, sealing ring
Holder 6, spring 7 and bearing 8, form and let out vapour passage 4 between described pot cover 2 edges and pot body 1 port edge, lets out vapour logicalRoad junction is placed with sealing ring 5, and sealing ring 5 is positioned in sealing ring holder 6, and between sealing ring holder 6 and bearing 8, device has spring 7,Seat 8 is fixed on pot cover 2. Described spring is the various springs of some quantity. Described spring is added with preset force, has predeformation.
In pot, vapour pressure acts on sealing ring 5, then acts on sealing ring holder 6 and spring 7, because spring 7 is added with in advancePut power, in the time that vapour pressure in pot does not exceed safe pressure (such as 100KPa), spring 7 can not produce distortion, and pot body 1, pot cover 2 are with closeSeal 5 keeps being close to, and in pot, steam can not leak. But in the time that in pot, vapour pressure exceedes safe pressure, vapour pressure forces spring 7 to produce changeShape, sealing ring 5 moves, to making sealing ring 5 and pot produce gap between body 1, and the larger this gap of vapour pressure is also larger, steam byThis gap releases to pot periphery, and vapour pressure reduces, thereby has avoided due to the too high accident of blasting of vapour pressure in pot; When vapour in potWhen pressure drop is following to safe vapour pressure, under the elastic force effect of spring 7, force sealing ring 5 and pot body 1 to be close to, return to again initialState, continues cooking process.
Embodiment 2:
The relief valve device of safety pressure cooker embodiment 2 is at the middle part of pot cover.
Safety pressure cooker, comprise pot body 1, pot cover 2, pressure limiting valve 3, let out vapour passage 4,
Sealing ring 5, sealing ring holder 6, spring 7, bearing 8. The middle part of described pot cover 2 has lets out vapour passage 4, lets out vapour passwayBe placed with sealing ring 5, sealing ring 5 is positioned in sealing ring holder 6, and between sealing ring holder 6 and bearing 8, device has spring 7, bearing 8Be fixed on pot cover 2, described bearing 8 clampings spring 7. The various springs that described spring 7 is some quantity, comprise diaphragm and rippleLine pipe. Described spring 7 is added with preset force, has predeformation.
In pot, vapour pressure acts on sealing ring 5, then acts on sealing ring holder 6 and spring 7, because spring 7 is added with in advancePut power, in the time that vapour pressure in pot does not exceed safe pressure (such as 100KPa), spring 7 can not produce distortion, and sealing ring 5 is with to let out vapour logicalRoad junction 4 keeps being close to, and in pot, steam can not leak. But in the time that in pot, vapour pressure exceedes safe pressure, vapour pressure forces spring 7 to produce changeShape, sealing ring 5 moves, and to making sealing ring 5 and let out between vapour passage 4 to produce gap, and the larger this gap of vapour pressure is also larger, steamsVapour thus gap outwards releases, and vapour pressure reduces, thereby has avoided due to the too high accident of blasting of vapour pressure in pot; When vapour in potWhen pressure drop is following to safe vapour pressure, under the elastic force effect of spring 7, forces sealing ring 5 and let out vapour passage 4 and be close to, returning to againOriginal state, continues cooking process.
Certainly,, if at the multiple safety valves of pot lid mounted device, safe effect can be better.
Claims (5)
1. a safe pressure cooker, comprises a pot body, pot cover and pressure limiting valve, it is characterized in that, described pot lid mounted device has safety valve,Safety valve comprises lets out vapour passage, sealing ring, sealing ring holder, spring and bearing, described in let out vapour passway and be placed with sealing ring, sealingCircle is positioned in sealing ring holder, and between sealing ring holder and bearing, device has spring, and bearing is fixed on pot cover, described bearing clampingSpring.
2. safe pressure cooker according to claim 1, is characterized in that, described relief valve device is at the periphery of pot cover, pot coverBetween edge and pot body port edge, form and let out vapour passage, let out vapour passway and be placed with sealing ring, sealing ring is positioned over sealing ringIn holder, between sealing ring holder and bearing, device has spring, and bearing is fixed on pot cover, and described bearing clamping spring, and withPot body forms open and close cover structure.
3. safe pressure cooker according to claim 1, is characterized in that, described relief valve device is at the middle part of pot cover, pot coverMiddle part has lets out vapour passage, lets out vapour passway and is placed with sealing ring, and sealing ring is positioned in sealing ring holder, sealing ring holder and bearingBetween device have spring, bearing is fixed on pot cover, described bearing clamping spring.
4. safe pressure cooker according to claim 1, is characterized in that the various springs that described spring is some quantity.
5. safe pressure cooker according to claim 1, is characterized in that, described spring is added with preset force, existing predeformation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520993115.5U CN205234267U (en) | 2015-12-04 | 2015-12-04 | Sefety pressure cooker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520993115.5U CN205234267U (en) | 2015-12-04 | 2015-12-04 | Sefety pressure cooker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205234267U true CN205234267U (en) | 2016-05-18 |
Family
ID=55933360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520993115.5U Expired - Fee Related CN205234267U (en) | 2015-12-04 | 2015-12-04 | Sefety pressure cooker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205234267U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110074647A (en) * | 2018-01-25 | 2019-08-02 | 佛山市顺德区美的电热电器制造有限公司 | Pot lid and cooking apparatus |
| CN111281133A (en) * | 2018-12-07 | 2020-06-16 | Bsh家用电器有限公司 | Protection of multiple cookers by a closure mechanism |
| CN113633168A (en) * | 2021-07-22 | 2021-11-12 | 王永光 | Well type pressure relief device capable of automatically clearing blockage |
-
2015
- 2015-12-04 CN CN201520993115.5U patent/CN205234267U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110074647A (en) * | 2018-01-25 | 2019-08-02 | 佛山市顺德区美的电热电器制造有限公司 | Pot lid and cooking apparatus |
| CN111281133A (en) * | 2018-12-07 | 2020-06-16 | Bsh家用电器有限公司 | Protection of multiple cookers by a closure mechanism |
| CN111281133B (en) * | 2018-12-07 | 2022-10-28 | Bsh家用电器有限公司 | Protection of multiple cookers by a closure mechanism |
| CN113633168A (en) * | 2021-07-22 | 2021-11-12 | 王永光 | Well type pressure relief device capable of automatically clearing blockage |
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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: 20160518 Termination date: 20201204 |