CN201504992U - Safety type pressure cooker - Google Patents
Safety type pressure cooker Download PDFInfo
- Publication number
- CN201504992U CN201504992U CN200920224722XU CN200920224722U CN201504992U CN 201504992 U CN201504992 U CN 201504992U CN 200920224722X U CN200920224722X U CN 200920224722XU CN 200920224722 U CN200920224722 U CN 200920224722U CN 201504992 U CN201504992 U CN 201504992U
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- China
- Prior art keywords
- float
- cover
- valve body
- pressure
- pot
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000007789 sealing Methods 0.000 abstract description 7
- 230000001174 ascending effect Effects 0.000 abstract 1
- 238000010411 cooking Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 241000220317 Rosa Species 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000007872 degassing Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
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Abstract
The utility model relates to a safety type pressure cooker, which comprises a cover and a body. A safety locking mechanism is arranged between the cover and the body and consists of a ball float valve and a locking plate, and the ball float valve comprises a valve body and a float; the valve body is fixedly installed on the cover, and a safety pressure-limiting device is arranged between the float and the valve body and consists of a float sleeve sleeved outside the float and a restoring spring sleeved on the float sleeve; a pressure relief hole is arranged between the valve body and the float sleeve, and ascending or descending of the float sleeve controls whether or not the pressure relief hole exhausts gas; and a sealing element is arranged between the float sleeve and the valve body. The pressure cooker has the advantages of compact structure, difficult blockage and safe use.
Description
Technical field
The utility model relates to pressure cooking appliance, especially a kind of safety pressure cooker with safe pressure limiting device.
Background technology
Present commercially available usual pressure pot or electric pressure cooking saucepan, in cooking process, can produce very big pressure in the pot, according to safety standard, usually to guarantee that pot inner pressure surpasses when uncapping pressure safely, pot cover can not be opened and pot inner pressure when surpassing safe pressure, and pressure limiting valve can make pressure can not continue to raise by releasing pressure automatically.Technical problem for two aspects in solving, prior art adopts between pot cover and pot body and safety locking mechanism is set (as Chinese patent CN2662776Y, title " safety locking mechanism of electric pressure cooking saucepan pot cover ") and Weight type pressure limiting valve (as Chinese patent CN2820012Y, title " pressure limiting valve ").Though prior art has solved the potential safety hazard of this two aspect, because two individual components need be set respectively, assembling complexity and cost are also higher.To this, Chinese patent CN201178974Y has proposed a kind of locking closure pressure limiting structure that safety locking mechanism and pressure limiting valve are combined, but this patent is to utilize the steam vent of float-controlled valve to carry out the pressure limiting exhaust, presses for guaranteeing that float-controlled valve can normally be gone up, and the diameter of its steam vent is smaller, if as the pressure limiting exhaust, not only capacity is not enough, normally pressure limiting, and very easily result in blockage, not only can cause the interior negative pressure that forms of pot normally to uncap after the obstruction, even can cause security incident.
The utility model content
For overcoming the deficiencies in the prior art, the utility model provides a kind of compact conformation, is difficult for stopping up pressure cooker safe in utilization.
In order to reach above-mentioned technical purpose, the utility model has adopted following technical proposals:
A kind of safety pressure cooker comprises pot cover and pot body, is provided with safety locking mechanism between described pot cover and the pot body; Described safety locking mechanism comprises float-controlled valve and locking plate, and described float-controlled valve comprises valve body and float; Described valve body is fixedly mounted on the pot cover, is provided with safe pressure limiting device between described float and the valve body, and described safe pressure limiting device comprises the float cover that is sleeved on the float outside and is sleeved on the back-moving spring that described float puts; Be provided with between described valve body and the float cover by float cover its relief hole of exhaust whether of control that rises or descend; Be provided with seal between described float cover and the valve body.
The utility model can also be further perfect by the following technical programs:
The upper end of described float cover is a protruding cap; Described seal is arranged in the groove of protruding cap below; Described float cover is packed into from the top of described valve body; Described back-moving spring is packed into from the lower end of float cover, and in float cover lower end the springlock jack panel is installed; The two ends of described back-moving spring are against respectively on the end face and locking nut of valve body.
Perhaps described seal is arranged in the outside groove of float cover; Described valve body is provided with float and is enclosed within the positive stop lug boss that moves up and down in the valve body; End face and float that described back-moving spring two ends are against valve body respectively put.
In addition, the lower end of described float is with the float seal circle, seals by the float seal circle between described float and the float cover.The lower end of described float is provided with steam vent.
Compared with prior art, the beneficial effects of the utility model are:
1, because float-controlled valve and pressure limiting valve are made up, pot cover locking and safe pressure limiting be combined on the parts finish, make more compactness of structure, simplified the production assembly technology, and the combination of parts also helps reducing product cost.
2, because the steam vent of relief hole and float-controlled valve is provided with respectively, finish pressure release and degassing function separately, avoided the steam vent of float-controlled valve to stop up the potential safety hazard that causes, use more safe and reliable.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment one.
Fig. 2 is the structural representation of the float float state of embodiment one.
Fig. 3 is the structural representation of the float pressure release state of embodiment one.
Fig. 4 is the structural representation of the utility model embodiment two.
Fig. 5 is the structural scheme of mechanism of the float float state of embodiment two.
Fig. 6 is the structural representation of the float pressure release state of embodiment two.
Among the figure:
1, float; 2, seal; 3, pot cover; 4, valve seals; 5, valve body; 6, back-moving spring; 7, locking nut; 8, float cover; 9, float seal circle; 10, valve body nut; 11, relief hole; 12, locking plate; 13, steam vent.
The specific embodiment
Further specify the specific embodiment of the present utility model below in conjunction with accompanying drawing:
Embodiment one:
A kind of pressure cooker as shown in Figure 1 comprises pot cover 3 and pot body, is provided with safety locking mechanism between pot cover 3 and the pot body; Safety locking mechanism comprises float-controlled valve and locking plate 12, and float-controlled valve comprises valve body 5 and float 1; Valve body 5 is locked by valve body nut 10 and is installed on the pot cover 3, is provided with valve seals 4 between valve body 5 and the pot cover 3.Be provided with safe pressure limiting device between float 1 and the valve body 5, safe pressure limiting device comprises float cover 8 that is sleeved on float 1 outside and the back-moving spring 6 that is sleeved on the float cover 8; Be provided with between valve body 5 and the float cover 8 by float cover 8 its relief hole 11 of exhaust whether of control that rises or descend; Relief hole 11 is opened on the valve body 5, is provided with seal 2 between float cover 8 and the valve body 5.
The upper end of float cover 8 is a protruding cap; Seal 2 is installed in the groove of protruding cap below, realizes the sealing between float cover 8 and valve body 5 upper surfaces; Float cover 8 is packed into from the top of described valve body 5; Back-moving spring 6 is packed into from the lower end of float cover 8, and overlaps 8 lower ends at float springlock jack panel 7 is installed, and makes back-moving spring 6 produce certain pretightning force, regulates the pressure size that this pretightning force just can be adjusted pressure release; The two ends of described back-moving spring 6 are against respectively on the end face and locking nut 7 of valve body 5.Float 1 is packed into from the top of float cover 8, is provided with the convex shoulder that makes float 1 location between float 1 and the float cover 8.In addition, after carrying out the sealing between float 1 and the float cover 8 and preventing float 1 pressurized, spray, float seal circle 9 is installed in the lower end of float 1 from the top.
For preventing when opening pot cover 3, occur producing negative pressure in the pot and cause the problem that can't uncap, float 1 is provided with steam vent 13.
In addition; relief hole 11 is arranged on the valve body 5 in the present embodiment; can certainly be arranged on the float cover 8; the structure of float cover 8 forms and also can change, and as float cover 8 is inverted, springlock jack panel 6 is installed in the top of valve body 5; all can realize the utility model purpose; present embodiment only is a preferred implementation, and any conversion that does not need creative work of being done on the present embodiment basis is all in the protection domain of this patent.
The operation principle of present embodiment is as follows: as Fig. 2, shown in Figure 3, when pressure cooker is in running order, after pressure rises, float 1 rises under the effect of pressure, float 6 touches float cover 8 and stops to rise, the upper end of float 6 enters in the lockhole of locking plate 12 simultaneously, stops the action of uncapping, and pot cover 3 can not be opened.When pressure continued to rise to certain value, float cover 8 rose, and destroyed the sealing between float cover 8 and the valve body 5, opened relief hole 11 exhaust pressure reliefs, and then reduced the air pressure in the pot.After pressure reduced, float cover 8 descended under the back-moving spring power effect of back-moving spring 6, and seal 2 blocks relief hole 11, stops exhaust, made the pressure in the pressure cooker keep stable.
Embodiment two:
The structural principle of present embodiment and embodiment one is basic identical, and difference is: as shown in Figure 4, seal 2 is arranged in the outside groove of float cover 8; Valve body 5 is provided with float cover 8 positive stop lug boss that move up and down in valve body; Described back-moving spring 6 two ends are against respectively on the end face and float cover 8 of valve body 5.
In the present embodiment, relief hole 11 is arranged on the valve body 5, valve body 5 is provided with valve body nut 10, be fixed on the pot cover 3 after the locking mutually, form the ccontaining cavity of float 1 and float cover 8 between the two, seal 2 carries out the sealing between float cover 8 and the valve body 5, and float seal circle 9 carries out the sealing between float 1 and the float cover 8.
As Fig. 5, shown in Figure 6, present embodiment in the course of the work, when pressure cooker descends in working order, after pressure rises, float 1 rises under the effect of pressure, and float 6 touches float cover 8 and stops to rise, and the upper end of float 6 enters in the lockhole of locking plate 12 simultaneously, stop the action of uncapping, pot cover 3 can not be opened.When pressure continued to rise to certain value, float cover 8 rose, and was arranged on the valve body 5 that relief hole 11 is naked to be spilt, and had destroyed the sealing between float cover 8 and the valve body 5, the beginning exhaust pressure relief, and then reduce a air pressure in the pot.After pressure reduced, float cover 8 descended under the back-moving spring power effect of back-moving spring 6, and seal 2 blocks relief hole 11, stops exhaust, made the pressure in the pressure cooker keep stable.
Claims (5)
1. a safety pressure cooker comprises pot cover and pot body, is provided with safety locking mechanism between described pot cover and the pot body; Described safety locking mechanism comprises float-controlled valve and locking plate, and described float-controlled valve comprises valve body and float; Described valve body is fixedly mounted on the pot cover, it is characterized in that being provided with between described float and the valve body safe pressure limiting device, and described safe pressure limiting device comprises the float cover that is sleeved on the float outside and is sleeved on the back-moving spring that described float puts; Be provided with between described valve body and the float cover by float cover its relief hole of exhaust whether of control that rises or descend; Be provided with seal between described float cover and the valve body.
2. a kind of safety pressure cooker according to claim 1 is characterized in that the upper end of described float cover is a protruding cap; Described seal is arranged in the groove of protruding cap below; Described float cover is packed into from the top of described valve body; Described back-moving spring is packed into from the lower end of float cover, and in float cover lower end the springlock jack panel is installed; The two ends of described back-moving spring are against respectively on the end face and locking nut of valve body.
3. a kind of safety pressure cooker according to claim 1 is characterized in that described seal is arranged in the outside groove of float cover; Described valve body is provided with float and is enclosed within the positive stop lug boss that moves up and down in the valve body; End face and float that described back-moving spring two ends are against valve body respectively put.
4. a kind of safety pressure cooker according to claim 1 is characterized in that the lower end of described float is with the float seal circle, seals by the float seal circle between described float and the float cover.
5. according to claim 1 or 2 or 3 or 4 described a kind of safety pressure cookers, it is characterized in that the lower end of described float is provided with steam vent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920224722XU CN201504992U (en) | 2009-08-20 | 2009-08-20 | Safety type pressure cooker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920224722XU CN201504992U (en) | 2009-08-20 | 2009-08-20 | Safety type pressure cooker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201504992U true CN201504992U (en) | 2010-06-16 |
Family
ID=42466127
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920224722XU Expired - Fee Related CN201504992U (en) | 2009-08-20 | 2009-08-20 | Safety type pressure cooker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201504992U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102258320A (en) * | 2011-07-20 | 2011-11-30 | 九阳股份有限公司 | Flip type electric pressure cooker |
| CN104688030A (en) * | 2013-12-04 | 2015-06-10 | 广东美的生活电器制造有限公司 | Pressure cooking appliance and cooking method thereof |
| CN104852683A (en) * | 2010-08-30 | 2015-08-19 | 星电株式会社 | Terminal box |
-
2009
- 2009-08-20 CN CN200920224722XU patent/CN201504992U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104852683A (en) * | 2010-08-30 | 2015-08-19 | 星电株式会社 | Terminal box |
| CN104852683B (en) * | 2010-08-30 | 2017-06-13 | 星电株式会社 | Terminal board |
| CN102258320A (en) * | 2011-07-20 | 2011-11-30 | 九阳股份有限公司 | Flip type electric pressure cooker |
| CN102258320B (en) * | 2011-07-20 | 2013-09-18 | 九阳股份有限公司 | Flip type electric pressure cooker |
| CN104688030A (en) * | 2013-12-04 | 2015-06-10 | 广东美的生活电器制造有限公司 | Pressure cooking appliance and cooking method 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: 20100616 Termination date: 20180820 |