CN2129561Y - Automatic electric pressure cooker without air exhausting - Google Patents
Automatic electric pressure cooker without air exhausting Download PDFInfo
- Publication number
- CN2129561Y CN2129561Y CN 92222403 CN92222403U CN2129561Y CN 2129561 Y CN2129561 Y CN 2129561Y CN 92222403 CN92222403 CN 92222403 CN 92222403 U CN92222403 U CN 92222403U CN 2129561 Y CN2129561 Y CN 2129561Y
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- pressure cooker
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Abstract
The utility model discloses an automatic electric pressure cooker without air exhausting. The bidirectional temperature controlling system is formed by the system of control electric heating and the system of control heat radiation. The system of control electric heating is composed of a magnetic steel temperature sensor and the mechanical driving device of the magnetic steel temperature sensor. The system of control heat radiation is composed of a casing and a foamed asbestos casing. Because the mouth edge of the pressure pot body is buckled with the buckling edge of the pot lid in the inclined plane of threaded type, which makes the opening and closing of the pressure pot is easy. Besides, the pressure pot can not leak air. The food nutrition of cooking can be kept. The utility model has the advantages of high safety, time saving and convenient use.
Description
The utility model relates to a kind of improvement of domestic electric heating cooker, particularly a kind of auto-electronic pressure cooker.
Existing auto-electronic pressure cooker all is to adopt temperature limiter and bimetal thermal relay or adopt rectifying and voltage-stabilizing, electrodynamic type timing circuit and regulating circuit etc. as the heat supply electrical equipment control, and the level pressure steam discharge carries out work.Chinese patent has been announced a kind of not steam discharge auto-electronic pressure cooker for No. 88215055.3, has avoided food to stop up steam vent and excessive.But this auto-electronic pressure cooker need carry out electrical heating again and again, the temperature stabilization that makes pressure cooker within the specific limits and controlled pressure, thereby, also to expend certain electric energy.Existing auto-electronic pressure cooker also has the improved place of being worth, and the one, by power consumption temperature control and constant temperature, the 2nd, pot body and pot cover interface are plane contact, lean on the elastic force of cushion rubber to reach sealing, in case cushion rubber is aging, the elastic force deficiency just is easy to generate gas leakage.
The purpose of this utility model provides a kind ofly cooking food nutrition is not wandered away, and folding is easy at constant voltage and not heat supply of holding stage steam discharge not, and easy to use, steam-tight two-way temperature control is the steam discharge auto-electronic pressure cooker not.
The utility model major technique constitutes by shell ［ 1 ］, enclosing cover ［ 2 ］ and the litaflex housing ［ 3 ］ that is complementary with it, litaflex cap ［ 7 ］ forms totally-enclosed complete heat insulation heat-insulation system, and it mainly acts on is the control heat radiation.Pressure cooker body ［ 12 ］ is by the electric hot tray heating of magnet steel box temperature detector is housed, and by magnet steel box control heat supply, forms the two-way temperature-controlling system of controlling heating and control heat radiation with described heat-insulation system.
When the temperature in the pressure cooker reached 120 ℃, two magnet steel of the magnet steel temperature detector in the contact the bottom of a pan were heated, and when magnetic force was attenuated to less than the elastic force of the spring on the connecting rod, magnetic sheet was earned out, and the copper sheet silver tipped contact on the machine driving button lever separates, and stopped power supply automatically.At this moment, control heat radiation by described totally-enclosed full heat-insulation and heat-preservation system, reach the constant temperature and pressure process, the pressure in the pot does not increase, and temperature does not rise, and steam does not efflux in constant temperature and pressure is cooked, and forms not steam discharge process.
Described pressure cooker body mouth end has 6 platform edges ［ 27 ］, its shape is presented flat declivity, the thick right-hand member of each platform edges left end is thin, with the corresponding pot cover of pot body 6 snapping bound edges ［ 28 ］ that are the inclined-plane is arranged, and the snapping bound edge matches with the inclined-plane, 6 platform edges lower edges of pot body mouth end.Snapping bound edge left and right sides two-end thickness is the same, and pot body mouth limit and pot cover form screw-type inclined-plane snapping.Lid is left-handed, and pot cover closes tightly gradually with pot body mouth; Dextrorotation, lid are loose gradually, rotate to not snapping position, can unlid.Because pot body mouth end and pot cover snapping are inclined-plane screw thread snappings, pot body mouth end is remained closely with the lid mouth to interlock, this kind snapping mode makes the loading and unloading pot cover convenient, adopts shallow slot shape cushion rubber, cooperates with inclined-plane screw thread snapping mode, can make pressure cooker at any time all not leak vapour, even cushion rubber is aging, elasticity diminishes, the cushion rubber attenuation, as long as screw screw thread snapping lid, just can not produce leakage vapour.Thereby prolonged the service life of cushion rubber.
Further specify concrete formation of the present utility model and duty below in conjunction with embodiment.
Fig. 1 is the front view and the partial sectional view of auto-electronic pressure cooker.
Fig. 2 is the upward view of auto-electronic pressure cooker.
Fig. 3 is the electrical control part block diagram of auto-electronic pressure cooker.
Fig. 4 is the electrical control part schematic diagram of auto-electronic pressure cooker.
Fig. 5 is pressure cooker cover and pot body mouth end in contact snapping mode schematic diagram.
Contrast Fig. 1-5, an embodiment of the present utility model is by shell ［ 1 ］, enclosing cover ［ 2 ］, handle ［ 3 ］, spring pressure limiting valve ［ 4 ］, knob exhaust steam valve ［ 5 ］, fusible plug ［ 6 ］, asbestos cap ［ 7 ］, high-pressure pot cover ［ 8 ］, O-ring seal ［ 9 ］, end is ［ 10 ］, handle ［ 11 ］, pressure cooker body ［ 12 ］, asbestos housing ［ 13 ］, electric hot tray ［ 14 ］, asbestos bed course ［ 15 ］, pallet ［ 16 ］, back cover dish ［ 17 ］, socket ［ 18 ］, button ［ 19 ］, copper inserted link ［ 20 ］, indicator lamp ［ 21 ］, label ［ 22 ］, supporting footing ［ 23 ］, magnet steel box ［ 24 ］, connect copper sheet ［ 25 ］, silver tipped contact ［ 26 ］, pot body mouth platform edges ［ 27 ］, pot cover inclined-plane bound edge parts such as ［ 28 ］ constitute.
Control heat radiation is mainly finished by the totally-enclosed full heat-insulation and heat-preservation system that shell ［ 1 ］, enclosing cover ［ 2 ］ and litaflex housing with matching ［ 13 ］, asbestos cap ［ 7 ］ are formed.
By electric hot tray ［ 14 ］ the heating voltage power pot body ［ 12 ］ that magnet steel box ［ 24 ］ are housed, when the pressure kettle temperature reaches 120 ℃, magnetic weakens two magnet steel of magnet steel box temperature detector owing to be heated, magnetic force is less than the elastic force of spring, magnetic sheet is earned out, connection copper sheet ［ 25 ］ on the lever drives silver tipped contact ［ 26 ］ to be separated, and stops power supply automatically.At this moment, pressure cooker constant temperature and pressure process is finished by described totally-enclosed complete heat insulation heat-insulation system.According to easy the to be ripe degree of cooking food, the time length of control constant temperature and pressure process.Cooked food, pressure cooker has been brought out from heat-insulation system (lagging casing), through natural cooling, trickle or steam discharge, after the step-down, the lid of can outwarding winding.
For safeguard protection, the spring pressure limiting valve ［ 4 ］ the same with the usual pressure pot, knob exhaust steam valve ［ 5 ］ and fusible plug ［ 6 ］ still are housed on the high-pressure pot cover, reach three insurance safe effects.
In order to make pressure cooker in the aging attenuation of cushion rubber, the situation that elastic force diminishes is not leaked vapour yet, remain good air-tight state, hold pressure cooker body mouth level with both hands edge of table ［ 27 ］ and make flat declivity shape, and the thick right-hand member of each platform edges left end is thin, and pressure cooker cover ［ 8 ］ also has 6 and a pot body snapping limit, corresponding inclined-plane ［ 28 ］, the lower edge of holding edge of table with pot body mouth level with both hands matches, each bound edge left and right sides two-end thickness is the same, and pot body mouth end and pot cover snapping get up just like screw-type inclined-plane snapping, guarantee closely fastening of pot body mouth end and pot cover with this, even cushion rubber attenuation, screw as long as lid turned left, can reach airtight purpose, can not produce leakage vapour.
During work, the food that will cook is put into pressure cooker, loads onto lid, screws left, fastens exhaust steam valve, shuts casing cover, plugs in, and pushes button, and circuit is connected.When the temperature in the pressure cooker reached 120 ℃, two magnet steel of the magnet steel temperature detector in the contact the bottom of a pan were heated, and when magnetic force was attenuated to less than the elastic force of spring, magnetic links was earned out, and drive the button lever silver tipped contact of copper sheet connection is separated, and stopped power supply automatically.Select the length of temperature retention time according to easy the to be ripe degree of food, can twist-off cap after the step-down.
Press the auto-electronic pressure cooker that the utility model is made, do not need steam discharge during cooking food, keep the taste of food deliciousness, nutrition is not wandered away.And pressure cooker does not leak vapour during use, owing to adopt two-way temperature control, economize on electricity saves time, because the improvement of pot body mouth end and pot cover snapping mode has solved pressure cooker switch difficulty and leaked the vapour problem, in the service life of having improved cushion rubber, has made things convenient for the user.
Claims (2)
1, a kind of auto-electronic pressure cooker that is made of pressure cooker body, pot cover, supporting base, electric hot tray, temperature sensor and control circuit thereof is characterized in that:
1.1, described pressure cooker is external that a totally-enclosed complete heat insulation heat-insulation system of being made up of shell [1], enclosing cover [2] and the vacuolar membrane asbestos housing [3] that is complementary with it, cap [7] arranged,
1.2, described pressure cooker body mouth end has 6 platform edges [27], its shape is presented flat declivity, the thick right-hand member of each platform edges left end is thin, with the corresponding pot cover of pot body 6 snapping bound edges [28] that are the inclined-plane is arranged, and matches with the inclined-plane, 6 platform edges lower edges of pot body mouth end.
2, auto-electronic pressure cooker according to claim 1 is characterized in that described heat-insulation system cooperates the two-way temperature-controlling system of formation with magnet steel box control heating system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 92222403 CN2129561Y (en) | 1992-05-15 | 1992-05-15 | Automatic electric pressure cooker without air exhausting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 92222403 CN2129561Y (en) | 1992-05-15 | 1992-05-15 | Automatic electric pressure cooker without air exhausting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2129561Y true CN2129561Y (en) | 1993-04-14 |
Family
ID=33768830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 92222403 Expired - Fee Related CN2129561Y (en) | 1992-05-15 | 1992-05-15 | Automatic electric pressure cooker without air exhausting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2129561Y (en) |
Cited By (3)
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| CN105147061A (en) * | 2011-07-25 | 2015-12-16 | 黄昊 | Protective energy-saving cover of pressure cooker for cooking |
| CN105249811A (en) * | 2011-08-01 | 2016-01-20 | 戴梦云 | Energy-saving protecting cover of boiling pressure cooker |
| CN106264092A (en) * | 2011-09-05 | 2017-01-04 | 黄晟 | The easy earial drainage of profit collects high efficient protected energy-saving high-pressure cooker |
-
1992
- 1992-05-15 CN CN 92222403 patent/CN2129561Y/en not_active Expired - Fee Related
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| CN106264092A (en) * | 2011-09-05 | 2017-01-04 | 黄晟 | The easy earial drainage of profit collects high efficient protected energy-saving high-pressure cooker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |