CN200960039Y - Low pressure energy-saving electric rice cooker - Google Patents

Abstract

The utility model discloses a micropressure engergy saving rice cooker, which includes a cooker body1, a heating plate2, a tank4 and a heating control circuit and is characterized in that a seal ring5 is arranged between the cooker body and the tank; furthermore, an inner lid and an outer lid6 are arranged, which are flexibly connected with each other by a connecting bar12. The inner lid is consisted of a rigid plate10 and a soft elastic rubber8, and an exhaust valve made up by a valve body11 and a valve plate13 is arranged at the middle of the inner lid. The outer lid6 is flexibly connected with the cooker body through a rotating rod15. The cavity edge of the outer lid6 is provided with a flange14, while the outer lid6 is provided with U control rod7 equably. Besides, the base plate17 is provided with a support rod16. The utility model provides a micropressure engergy saving rice cooker with simple structure, low manufature cost, low operation pressure, good safety performance and periodic energization function, which can reduce the energy consumption while retains the cook buttion and low temperature heat preservation strucure of the common rice cooker.

Description

The minute-pressure energy-saving electric rice pot

Technical field

The utility model relates to a kind of household appliances, relates to a kind of minute-pressure energy-saving electric rice pot particularly.

Background technology

The electricity Pressure rice pot adopts high pressure-temperature to cook, and rice is soft, and mouthfeel is good, and nothing is overflowed, and is more energy-conservation than common electric cooker.But its operating pressure is big, and this also makes the Pressure rice pot complex structure, the processing cost height, and loam cake can only adopt metal material, and heat-insulating property is poor, and waste heat energy exists safety problem.When common electric cooker is cooked, after water seethes with excitement fully, also to continue heating, waste energy.And when cooking congee, also overflow soup, but its loam cake adopts nonmetallic materials, good heat insulating, and simple in structure, processing cost is low.The electricity Pressure rice pot can not be opened loam cake and add seasoning matter in boiling the food process of soup.Some common electric cookers are arranged when boiling the food of soup, soup is arranged above the inner cap, if open loam cake, soup then can flow to heating plate, so there is this problem too.

Summary of the invention

The purpose of this utility model is to overcome the deficiencies in the prior art and a kind of minute-pressure energy-saving electric rice pot is provided.

Minute-pressure energy-saving electric rice pot provided by the utility model comprises pot body of hollow, the heating plate that is arranged on pot body bottom, inner bag and heating control circuit composition, feature is that the joint face between pot body and inner bag is provided with sealing ring, and the sealing circle can guarantee to stew under inner bag and situation that heating plate contacts fully and seal between body and the inner bag; Be provided with inner cap and enclosing cover, flexibly connect by connecting rod between inner cap and the enclosing cover, inner cap can cover on inner bag, inner cap is made up of rigid plate and elasticity flexible glue, at the middle part of inner cap air bleeding valve is set, and is tightly connected by sealed loop-pad between air bleeding valve and the inner cap, air bleeding valve is made up of valve body with T type exhaust passage and the valve block in the valve body exhaust passage, when the air pressure of inner bag was too high, air bleeding valve a little upwards promoted, and makes blow-by between air bleeding valve and the inner cap and the decompression of exitting; An end points of enclosing cover flexibly connects by turning cylinder with pot body, after closing, enclosing cover can constitute a rigid unitary with pot body by snap close, the inner chamber edge of enclosing cover is provided with the chimb of projection, after covering outside, this chimb the elasticity flexible glue of inner cap can be pressed on the inner bag limit, play sealing function, cover outside towards the center U type control lever evenly is set, flexibly connect by turning cylinder between enclosing cover and the U type control lever, U type control lever is rotated around turning cylinder; One end of U type control lever can prop up inner cap when covering outside, and the other end is corresponding with the support bar on being arranged on the chassis.When enclosing cover closes, the chimb of outer cover cavity is pressed in the elasticity flexible glue of inner cap on the inner bag limit, plays sealing function, simultaneously owing to being subjected to the effect of the interior liquid of inner bag and courage from gravity, the crush seal of inner bag periphery encloses sealing function, and soup enters heating plate when having avoided work.One end of U type control lever props up inner cap, and enclosing cover, pot body, inner cap, inner bag constitute an integral body at this moment, and this whole gravity covers in being pressed in by the transmission of U type control lever, and the other end of U type control lever is relative with support bar to be supportted.On pot body, also be provided with the limit switch of connecting, when this limit switch can move on pot body heating power supply disconnected, when pot body return, connect heating power supply with the switch of cooking.

After enclosing cover closes, connect heating power supply, the inner bag temperature raises, and pressure raises, and hot-air upwards pushes away valve block, and discharge in the gap of the hot-air in the courage between valve block and valve body; When the water in inner bag seethes with excitement fully, can produce a large amount of steam, when steam can't be discharged fully by the gap of valve block and valve body, valve block continues upwards to push away, at last, valve block is sealed valve outlet, along with the courage internal pressure raises, the suffered power that makes progress of whole inner cap also raises, and the power serious offense that makes progress when inner cap is suffered is by enclosing cover, pot body, inner cap, during the weight of the integral body that inner bag constituted, inner cap is up passed, enclosing cover is up improved, so pot body also improves simultaneously, limit switch disconnects main heating power supply, but heating plate also has surplus heat, the courage internal pressure continues to raise, and inner cap continues upwards to pass, after inner cap contacts enclosing cover, inner cap is upwards passed and is obstructed, and electric cooker enters the pressurize situation.Because inner bag is in complete sealing state at this moment, temperature keeps more than 100 ℃ for a long time in the electric cooker courage so the heat that heating plate waste heat and water vapor condensation discharged when becoming water makes.If inner liner pressure drops to less than by the weight (weight that contains article in the courage) of enclosing cover, pot integral body that body, inner cap, inner bag constituted the time, this whole weight by U type control lever inner cap toward pressing down, enclosing cover and pot body are toward descending, limit switch is connected main heating power supply, the electric cooker heating, this process has the intermittently power-on function.If limit switch is out of control, when the air pressure of inner bag was too high, air bleeding valve a little upwards promoted, and made to be in the blow-by state between air bleeding valve and the inner cap and the safeguard protection effect is played in the decompression of exitting.

Minute-pressure energy-saving electric rice pot provided by the utility model is simple in structure, and operating pressure is low, and security performance is good, has the intermittently power-on function, can save energy consumption greatly, and keeps the cook button and the low temperature insulation construction of common electric cooker, and the making processing cost is low.

Description of drawings

Fig. 1 is the vertical section structure schematic diagram of the utility model embodiment minute-pressure energy-saving electric rice pot.

The specific embodiment

In the structure shown in the figure, minute-pressure energy-saving electric rice pot provided by the utility model comprises pot body 1 of hollow, the heating plate 2 that is arranged on pot body bottom, inner bag 4 and heating control circuit composition, joint face between pot body and inner bag is provided with sealing ring 5, and sealing ring 5 can be stewed in assurance under inner bag 4 and the situation that heating plate 2 contact fully and be sealed between body and the inner bag; Be provided with inner cap and enclosing cover 6, flexibly connect by connecting rod 12 between inner cap and the enclosing cover, inner cap can cover on inner bag 4, inner cap is made up of rigid plate 10 and elasticity flexible glue 8, middle part at inner cap is provided with air bleeding valve, be tightly connected by sealed loop-pad between air bleeding valve and the inner cap, air bleeding valve is made up of valve body 11 with T type exhaust passage and the valve block in the valve body exhaust passage 13; An end points of enclosing cover 6 flexibly connects by turning cylinder 15 with pot body, after closing, enclosing cover can constitute a rigid unitary with pot body 1 by snap close, the inner chamber edge of enclosing cover is provided with the chimb 14 of projection, after covering outside, chimb 14 the elasticity flexible glue 8 of inner cap can be pressed on the limit of inner bag 4, play sealing function, cover outside towards the center U type control lever 7 evenly is set, flexibly connect by turning cylinder 9 between enclosing cover 6 and the U type control lever 7, U type control lever is rotated around turning cylinder; One end of U type control lever 7 can prop up the rigid plate 10 of inner cap when covering outside, the other end is corresponding with the support bar 16 on being arranged on chassis 17.When enclosing cover 6 closes, the chimb 14 of outer cover cavity is pressed in the elasticity flexible glue 8 of inner cap on the inner bag limit, play sealing function, simultaneously owing to being subjected to of the effect of the interior liquid of inner bag and courage from gravity, inner bag 4 peripheral crush seal circles 5 play sealing function, soup enters heating plate when having avoided work, one end of U type control lever 7 props up inner cap, enclosing cover 6, pot body 1, inner cap, inner bag 4 constitute an integral body at this moment, this whole gravity covers the other end of U type control lever and support bar 16 relative supports in being pressed in by 7 transmission of U type control lever.On pot body, also be provided with the limit switch 3 of connecting, when limit switch 3 can move on pot body heating power supply disconnected, when pot body return, connect heating power supply with the switch of cooking.

After enclosing cover 6 closes, connect heating power supply, inner bag 4 temperature raise, and pressure raises, and hot-air upwards pushes away valve block 13, and discharge in the gap of the hot-air in the courage between valve block 13 and valve body 11; When the water in inner bag seethes with excitement fully, can produce a large amount of steam, when steam can't be discharged fully by the gap of valve block and valve body, valve block continues upwards to push away, at last, valve block 13 is sealed valve body 11 outlets, along with the courage internal pressure raises, the suffered power that makes progress of whole inner cap also raises, and the power serious offense that makes progress when inner cap is suffered is by enclosing cover, pot body, inner cap, during the weight of the integral body that inner bag constituted, inner cap is up passed, and by U type control lever 7 enclosing cover is up improved, pot body 1 also improves simultaneously, and limit switch 3 disconnects main heating power supply, but heating plate also has surplus heat, the courage internal pressure continues to raise, and inner cap continues upwards to pass, after inner cap contacts enclosing cover, inner cap is upwards passed and is obstructed, and electric cooker enters the pressurize situation.Because inner bag is in complete sealing state at this moment, temperature keeps more than 100 ℃ for a long time in the electric cooker courage so the heat that heating plate waste heat and water vapor condensation discharged when becoming water makes.If inner liner pressure drops to less than by the weight (weight that contains article in the courage) of enclosing cover, pot integral body that body, inner cap, inner bag constituted the time, this whole weight by U type control lever 7 inner cap toward pressing down, enclosing cover 6 and pot body 1 are toward descending, limit switch 3 is connected main heating power supply, the electric cooker heating, this process has the intermittently power-on function.Hence one can see that, and the food that boils is got over for a long time, and temperature and pressure are high more in the courage, and the food that boils is got over after a little while, and temperature and pressure are low more in the courage, but temperature still is more than 100 ℃, has well automatic control function.After dwell time finished, when being lower than 100 ℃ as if temperature, valve block 13 can fall a valve body 11 imports automatically and close, and also had heat insulation function this moment.

Claims (1)

1, a kind of minute-pressure energy-saving electric rice pot comprises pot body [1] of hollow, the heating plate [2] that is arranged on pot body bottom, inner bag [4] and heating control circuit composition, it is characterized in that the joint face between pot body and inner bag is provided with sealing ring [5]; Be provided with inner cap and enclosing cover [6], flexibly connect by connecting rod [12] between inner cap and the enclosing cover, inner cap is made up of rigid plate [10] and elasticity flexible glue [8], middle part at inner cap is provided with air bleeding valve, be tightly connected by sealed loop-pad between air bleeding valve and the inner cap, air bleeding valve is made up of valve body with T type exhaust passage [11] and the valve block in the valve body exhaust passage [13]; An end points of enclosing cover [6] flexibly connects by turning cylinder [15] with pot body, be provided with the chimb [14] of projection at the inner chamber edge of enclosing cover, cover outside towards the center U type control lever [7] evenly is set, flexibly connect by turning cylinder [9] between enclosing cover [6] and the U type control lever [7]; One end of U type control lever [7] props up the rigid plate [10] of inner cap, and the other end is corresponding with the support bar [16] on being arranged on chassis [17]; On pot body, be provided with the limit switch [3] of connecting with the switch of cooking.

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