CN2329278Y - Multifunctional electric pressure cooker - Google Patents

Abstract

The utility model relates to a multifunctional electric pressure cooker, comprising a cooker cover (1), a rotary handle (2), a cooker body composed of an inner cooker (3) and an outer cooker (4) which are sheathed and combined, a casing (5) through which the cooker body is completely sealed, and a device for controlling temperature, pressure and time. The hollow rotary handle (2) is arranged on the outer side of the top surface of the cooker cover (1). A lever mechanism for forced pressure relief and steam discharge and a button cam mechanism are arranged in the rotary handle (2). When people cook, an indication cam (29) on a fire selection panel is required to be rotated for realizing fuzzy control for cooking. The utility model which is a cooker of a new generation without environment pollution has the advantages of original taste maintenance for boiled food because of non-steam discharge in a cooking process, good safety, and non-environment pollution.

Description

Multifunctional electric pressure cooker

The utility model relates to pressure cooking appliance, and it is the combination of current stress pot and electric cooker, is a kind of electrical pressure cooker.

Existing commercially available pressure cooker is because not charged thermic devices can only rely on the heating of outer thermal source to finish culinary art.Do not having under the situation of external heat source, it just can't be worked, and this is the inconvenience of existing pressure cooker.Pressure cooker also has security not high enough in addition, and the accident that the overvoltage blast is hurted sb.'s feelings occurs repeatedly.Again on the one hand, the current stress pot is to be accompanied by a large amount of " race vapour " in cooking process, and the aquatic foods of cooked like this food, fragrant degree just have loss, are difficult to accomplish " genuineness ", and be unsatisfactory.

Though existing commercially available electric cooker cooker has the heating thermal source of self, it can only be cooked under normal pressure, does not possess the advantage and the function of pressure cooker.

The purpose of this utility model provides a kind of pressure cooker pressure cooking function that both possessed, and has the automatic control of electric cooker again and provides the cooking tools of new generation of heating source function for oneself.Another purpose of the present utility model is that a kind of safety-type pressure cooking appliance with " dynamically pressure release " type safe pressure control structure that is intended to solve current stress pot safety issue will be provided.Thereby when another purpose of the utility model provides a kind of work few steam discharge or not steam discharge keep the novel pressure cooker that food is genuine and do not have fume pollution, can keep the environment clean.

Task of the present utility model is achieved in that

It is a kind of multifunctional electric pressure cooker, include pot cover, the pot body, swing handle culinary art set mechanism, automatic temperature-controlled mechanism and built-in electric calorifie installation, it is characterized in that: the described pot of a. body further includes the outer pot that is built among the shell, the nestable interior pot that is placed on outer pot the inside of putting, described outer pot is by the elastomeric cap tooth snapping formation pot body of its elasticity pot tooth and pot cover and the elasticity snapping between the pot cover, b. pot forms one along the inflatable flexible dynamic seal (packing) cavity volume of vertical with described pot cover through sealing ring in described, c. described outer pot has the bottom of band elastic wave groove, it accepts the pressure from pot in the top, produces to be used to control the displacement (deflection) that the pot inner pressure temperature is finally controlled electric hot tray outage shake-up down.Be provided with a cooking status set mechanism of being set by rotating cam in the cavity that forms between the outer wall of described outer casing inner wall and described outer pot, it further includes " the thermal expansion displacement chain " be made up of " bar is transmitted in the displacement of the interior pot-heat-generating disc-outer pot the bottom of a pan-below, the outer pot the bottom of a pan "; Also including one is made up of " cam-cam drive bar (band adjustable diameter and screw adjusting bar) " ' preset the displacement chain ", between the end of described " thermal expansion displacement transfer chain " and described " presetting the displacement chain " end, be connected to an electric current flash switch.Described flash switch includes pair of contact and keeps relative stationary fixing with horizontally disposed reed, the stationary contact and the described displacement transmission bar of flash switch, its movable contact then is fixed on the downside of reed, the inner end head of described reed transmits relative static being connected of bar maintenance by the clamping of bead with displacement, and its external end head is connected mutually with (end) bottom of vertically arranged " presetting the displacement chain ".Described displacement is transmitted bar and is horizontally disposed substantially, its inner end head and the outside, outer pot the bottom of a pan Joint, be fixed with on its free-ended downside one and described flash switch reed arch be the contact of elasticity crimping all the time.Will flash tripping after described flash switch is subjected to slightly pressing and cut off the required supply electric current of electric calorifie installation, whole culinary art work is stopped.Under the acting in conjunction of two " displacement chains ", the pressure and temperature in the whole cooking time in the pot is effectively controlled.Be provided with a dynamic pressure release sealing device between described pot cover and the interior pot, this device by be fixed on the flexible seal ring on the pot cover inner chamber perisporium and be opened in the pot upper edge pressure release gap slot that encloses on the limit that turns up form mutually.Described flexible seal ring has the apron ring that prolongs towards sagging, and under sealing state, described apron ring closely amplexiforms mutually with the internal perisporium of interior pot top bead under the effect of inner vapour pressure, with described pressure release gap slot complete closed.When pot inner pressure increases, pot cover produces the described interior pot of elastic displacement upwards and then produces downward displacement, like this, the apron ring of described flexible seal ring moves on relatively, vapours when displacement makes described apron ring open described pressure release gap slot in the pot just leaks by the pressure release gap slot, steam pressure in the pot is reduced, and under the elastic force effect of the elasticity pot tooth of the elastomeric cap tooth of pot cover and outer pot, pot cover can automatically reply.Described swing handle is a hollow, and it is fixed on the end face of described pot cover, and central authorities extend to the periphery from pot cover, and its length overall is slightly larger than the radius of pot cover.The inner chamber of described hollow swing handle is provided with one and forces pressure release steam bleeding mechanism, and it further includes the leverage and the button cam mechanism that drives described lever motion that are used to open the steam bleeding guiding valve.A pot cover position and lock mechanism is arranged in the described swing handle, and it is by be fixed on can forming with the spring and the horizontal lever self that make described horizontal lever afterbody keep the trend of moving downward all the time by the prominent head of the elasticity of play of described horizontal lever end in swing handle base plate open-work.Contain a steam bleeding guiding valve that pot nside and ambient atmosphere are communicated with each other in the swing handle body of pot cover central part, described steam bleeding guiding valve further includes the slide valve buckle that is fixed with one with the pot cover end face again and can make the sliding spool of axial float in described slide valve buckle.The front end of described leverage horizontal lever passes described slide valve buckle can stir its interior sliding spool.Vertical channel is arranged in the described sliding spool and be positioned at the horizontal transverse passage-way of its underpart, their form the path that pot inner pressure and ambient atmosphere are connected mutually.The hinged device, one that described leverage further includes a horizontal lever, a suspension horizontal lever drives described lever and makes it stir the descending button cam mechanism that carries out the pressure release steam bleeding of described sliding spool, one keeping the lever front end and be in the spring that upwards lifts trend and one all the time and be positioned at the lever tail end and keep the prominent head of pot cover location elasticity of outstanding trend downwards all the time.Described button cam mechanism further includes a plane cam that is fixed with one with button, it keeps the elasticity crimping with described horizontal lever leading portion upper edge all the time, and described execution forces the button of pressure release steam bleeding to be disposed on the side facade of described hollow swing handle.Pot is that nature is nestable in outer pot the inside in described, the upper edge circle mouth of interior pot will exceed the certain distance of outer pot upper edge circle mouth, described pot cover relies on deadweight to rest on the circle mouth of described interior pot upper edge, under being in the normal pressure situation in the pot, the following certain size of pot circle door in the apron ring that is fixed on the flexible seal ring on the described pot cover internal perisporium is inserted into, the pressure release gap slot that in all are opened in turn up on the circle mouth in the pot upper edge all covers.When culinary art beginning back along with pot in the increase of pressure, the apron ring of described flexible seal ring is close to sealing with the circle mouth internal perisporium face of interior pot upper edge under inner vapour pressure effect, vapour pressure makes the sliding spool of pot cover central authorities steam bleeding guiding valve move upward again, cut off being communicated with of horizontal through hole and bowl inner chamber, like this, whole bowl just is initially located in the pressure cooking state of heated sealed.

The use of the utility model multifunctional electric pressure cooker: when culinary art, open pot cover earlier, food to be cooked is put into pot, cover pot cover, the turn pot cover, make prominent of elasticity outstanding on the swing handle base plate embed pot body case week, close lid this moment and finish with regard to accusing along last corresponding breach.Turn is located at the cam knob on the Selection Floater (duration and degree of heating button) on the bowl shell wall, aims at corresponding indicating graduation (as chicken, fish, congee ...), connect power supply, so simple, culinary art has just begun.Along with the generation of vapours in the pot, interior pressure increases, and the steam bleeding guiding valve seals automatically, cuts off the path that pot nside communicates with ambient atmosphere, and culinary art is carried out according to predetermined conditions.When pot inner pressure increases, the dynamic seal (packing) cavity volume that described pot cover and interior pot form expands, the elastic displacement of (vertical) vertically takes place, described displacement be dispensed on respectively on the pot cover and interior pot on, pot cover produces the interior pot of displacement upwards and then produces downward displacement, and downward displacement is to be main thermal expansion displacement, it transmits by following approach, promptly from " bar is transmitted in the bottom of a pan of interior pot → heat-generating disc → outer pot band wave groove → the be fixed on displacement on the downside of the outer pot the bottom of a pan ", when displacement is delivered to the end (displacement transmission bar) of " thermal expansion displacement chain ", be fixed on its outboard end direction elasticity crimping contact down, push the reed arch of flash switch simultaneously downwards, described flash switch moves the heating power supply that cuts off heat-generating disc immediately, the interior steam pressure of pot this moment begins to descend, pot cover and the formed Dynamic Closed of interior pot are still kept, behind the cooking process through one section pressure-maintaining and heat-preservation, the insulation switch that is positioned at outer pot bottom surface lower side space when kettle temperature is reduced to 60 ℃ is switched on, heat-generating disc begins the energising heating again, but, when kettle temperature surpasses 80 ℃, described insulation switch cuts off the power supply voluntarily and cuts out, this moment, heat-generating disc also cut off the power supply, when kettle temperature drops to 60 ℃ once more, the insulation switch is connected power supply once more, so go round and begin again, the holding temperature scope is 60 ℃～80 ℃ insulation.Too high in order to prevent the temperature in the pot, set limit maximum temperature protection switch, this switch cuts off general supply voluntarily when kettle temperature reaches 240～250 ℃, guarantees that like this bowl is not burnt out.Described protected by temperature limitation switch and insulation switch are fixed on heat-generating disc bottom and pass the through hole of outer pot bottom and let droop on the heating column that prolongs.

A corresponding relation is arranged between the pressure values in described " presetting displacement " and the desired pot that reaches, the difficult thing that boils, required displacement are with regard to greatly, and than the thing that is easier to boil, required displacement is just little.This displacement is to be undertaken predefined by the cam knob on the housing Selection Floater, the displacement that cam presets when going to the angle position of lift maximum is also maximum, it needs maximum " thermal expansion displacement " just can make the flash switch of described control electric hot tray on/off produce action corresponding to the position of boiling " beef " in the case.Have certain mutual inner link between the thermal expansion displacement of the real attitude of reflection culinary art and the displacement of selecting cam to preset by " the culinary art duration and degree of heating ", different " presetting displacement " has " the thermal expansion displacement " of a correspondence that described flash switch generation is moved.That is to say, for the selected cooking status (as " chicken ") of a selected cam, this state has the correspondence value that " presets displacement ", and this presets " thermal expansion displacement " value that displacement has a correspondence, have only to press attitude in the pot and rise when reaching this shift value, flash switch is just carried out outage and is moved.

The highest pressure value that the dynamic seal (packing) structure of electric pressure cooker of the present utility model may occur in the pot when using provides a threshold value, this is a threshold value that safe meaning is arranged, when the steam pressure in the pot reaches this threshold value, the total displacement (vertical) that pot cover and interior pot are left mutually the skirt apron ring of described flexible seal ring can be opened be distributed in described in pressure release gap slot on the circle mouthful circumference of pot upper edge, steam in this moment pot is excreted in the ambient atmosphere and goes by being distributed in the pressure release gap slot that makes a circle in week, reaches the pressure limiting safety effect.In case this safe pressure limiting measure can prevent that the electric heater control system from breaking down or the electric heater power that do not break when damaging is pressed the contingent explosion accident when reaching dangerous values of constantly rising in causing in the pot.

The utility model has the advantages that: electric pressure cooker of the present utility model integrates pressure cooker and electric cooker dual-use function, both can have only power supply not have the place of coal gas to use, can under pressure state, cook again, also has absolute security, can multi-purpose pot, multiple food automatic cooking such as rice, face, meat, poultry, soup are provided for the user, steam, boil, stew, simmer, boil in a covered pot over a slow fire etc. multiple functional.Use intelligent fuzzy control technique, finish the automatic cooking of multiple food, only need a simple motion-twisting duration and degree of heating button.The culinary art of this electric pressure cooker has genuine characteristic, can obtain the best nutritional and the taste of food.No hot vapour is discharged in the culinary art, and no fume pollution keeps the environment clean, and can be rated as " green cooking apparatus ".

Below in conjunction with embodiment the utility model is described in detail.

Brief Description Of Drawings:

Fig. 1 is the overall cutaway view of the utility model embodiment,

Fig. 2 is the schematic diagram that pot cover and interior pot are in the sealing attitude,

Fig. 3 is the schematic diagram of pot cover and interior pot board expansion steam bleeding,

Fig. 4 is the stereogram of interior pot, shows the layout of pressure release steam discharge gap slot,

Fig. 5 is the complete section cutaway view of pot cover and swing handle,

Fig. 6 is a culinary art duration and degree of heating adjustment device work schematic diagram,

Fig. 7 is the side schematic view of Fig. 6 duration and degree of heating adjusting device.

From Fig. 1 as seen, the multifunctional electric pressure cooker of present embodiment includes pot cover (1), be arranged in swing handle (2) on pot cover (1) end face, by interior pot (3) and the nestable pot body of forming of outer pot (4), with the shell (5) of whole cooker body coating.Solid welding has the retainer plate (6) of circle " " type section on described pot cover (1) inner chamber perisporium, and the circle annular groove that it forms is for the fixing usefulness of the sealing ring (7) of a flexibility.Described flexible seal ring (7) has the let droop apron ring (8) that prolongs and one pasting the upwardly extending apron ring of pot cover (1) inwall (9).The even a plurality of pressure release gap slots (10) that are furnished with on the circle mouth that in described turn up in pot (3) upper edge.Under normal cooking status (as shown in Figure 2), because the vapours pressure effect of interior pot (3) self inside, the bottom apron ring (8) of flexible seal ring (7) and top apron ring (9) all amplexiform with the inwall of pot cover (3), make to form the dynamic seal (packing) space that can do elastic expansion or contraction along its axis direction (vertical) between pot cover (1) and interior pot (3).In the pot body, press and be raised to a threshold value, described pot cover (1) produces the displacement that deviates from mutually with respect to interior pot (3) under this pressure, be pot cover (1) to the interior pot of top offset (3) then to bottom offset, its total displacement amount just in time make the bottom apron ring (8) of described flexible seal ring (7) opened described in the pressure release gap slot (10) of the even cloth in pot upper edge, this just is equivalent to the usual pressure pot and presses the situation that its safety valve is thrown open when surpassing normal value similar in when boiling.What this dynamic seal (packing) structure played is the effect of security seal.

The interior pot (3) of present embodiment is shelved on the electric heat-generating disc (11), and the bottom shape of interior pot (3) just in time matches with the upper surface of described electric heat-generating disc (11).Described heat-generating disc (11) is mutually permanently connected by the bottom surface of the footing on its downside (12) (12 ') with the band wave groove of described outer pot (4).The circle mouthful upper edge circle mouth with respect to described outer pot (4) in the upper edge of pot (3) exceeds one section size in described.The elastomeric cap tooth (13) of described pot cover (1) is correctly located both mutual snappings of back with the elasticity pot tooth (14) of described outer pot (4) at pot cover, forms a locking that prevents that both are separated from each other.Have on the downside of described electric heat-generating disc (11) let droop two heating columns (15) (15 ') of prolonging they pass respectively under the through hole (not shown) on outer pot (4) the bottom of a pan and stretch out, the insulation switch of the temperature maintenance in the pot 60 ℃～80 ℃ of scopes can be connected with the protection switch of a restriction pot body maximum temperature and one respectively in below, outer pot (4) bottom surface.

The end face outside of its pot cover of the electric pressure cooker of present embodiment (3) is fixed with a swing handle (16), and it is the hollow housing of a bakelite matter, and its length is slightly larger than the radius of pot cover (3), extends towards periphery along radial direction from pot cover (3) centre.Be provided with a steam bleeding guiding valve that pot body cavity and ambient atmosphere are communicated with each other in the swing handle body in nearly centre, described steam bleeding guiding valve further includes slide valve buckle (1 7) and can make sliding spool (18) along the axis direction play within it.The groove (or window) (20) that inserts for shifting block (19) is arranged on the cylinder sidewall of described slide valve buckle (17).Cavity volume that concaves into and the prominent circle of outwards giving prominence to from described cavity volume bottom (21) are arranged on the cylinder periphery wall of described sliding spool (18), and they are for the condition that provides of stirring of described shifting block (19) is provided.Vertical channel (not shown) and horizontal transverse passage-way (22) are arranged in the described sliding spool (18).When described shifting block (19) by shifting block (19) to prominent circle (21) following pushes away effect when stirring downwards, sliding spool (18) is whole descending, horizontal through hole (22) is exposed in pot cover (3) intracavity space, and pot body cavity space and ambient atmosphere are communicated with each other, Here it is steam bleeding state.Described shifting block (19) is positioned on the front end termination of a horizontal lever (23), and described horizontal lever (23) can prop up around the pivot of horizontal rotational shaft from the vertical hinged formation of prolonging the hanging pillar of stretching down (24) of swing handle shell end face by one.Afterbody at described horizontal lever (23) is provided with the prominent head of an elasticity (25), and it is kept under the effect of spring (26) all the time from the outwards outstanding trend of swing handle base plate.Prominent head of elasticity (25) and spring (26) constitute a pot cover detent mechanism, when pot cover (3) is in place on the pot body, when the prominent head of described elasticity (25) embedded the corresponding pit (not shown) of bowl shell (5) end face, this had just finished the location and the locking of pot cover (3).Be furnished with a button cam mechanism on the described swing handle side facade and fulfil the task of bowl being forced steam bleeding.The plane cam (28) that it further includes button (27) and is fixed with one with button, horizontal lever (23) is owing to the effect of spring (26), and its leading portion upper edge is kept all the time with described plane cam (28) and is the state that mutual elasticity is amplexiformed.This button cam mechanism is when forcing the pressure release steam bleeding, the steps include: (1) first pressing button (27), make it move inwards, (2) plane cam (28) promotion horizontal lever leading portion moves downward, (3) descending along with the horizontal lever front end, described shifting block (19) is also just set aside sliding spool (18), and this has just linked up the path of pressure release steam bleeding, and steam bleeding just begins.

Electric pressure cooker of the present utility model also has pressure control except temperature control and culinary art timing controlled, not only cooking timing for the food that is difficult to boil (as beef) will grow a bit, and the steam pressure in the pot also should maintain under the higher relatively pressure and cooks.And for easily ripe rice, then opposite.So, on " duration and degree of heating selection " panel of bowl shell (5), be provided with an indication cam (29), it and timer (30) coaxial arrangement.For the pressure in the pot is controlled, in fact just length conduction time of heat-generating disc (11) is controlled, long more following conduction time in the condition of moisture content abundance, the steam pressure in the pot is just high more.The culinary art set mechanism of the utility model electric pressure cooker further includes " the thermal expansion displacement chain " that be made of " bar (31) is transmitted in the displacement of interior pot (3) one-heat-generating discs (11)-outer pot the bottom of a pan-below, the outer pot the bottom of a pan " and one by indication " presetting the displacement chain " that cam (29)-drive link (32)-adjustable diameter and screw adjusting bar (33) is formed.Be connected to a flash switch (33) that is used to control heat-generating disc (11) on/off between the end of these two displacement chains, described flash switch (33) further includes movable contact (34) and stationary contact (35) and horizontally disposed reed (36) again.Described flash switch (33) further includes horizontal reed (36) and the contact of pair of control thermoelectric heating device (11) current switching be made up of movable contact (34), stationary contact (35), and described flash switch (33) is to be fixedly connected on displacement by bead (40) to transmit on the bar (31).The end of described " thermal expansion displacement chain " is that bar (31) is transmitted in a horizontally disposed displacement, the outside, bottom surface of its end and outer pot (4) band wave groove (37) is affixed being integral mutually, be connected with an elasticity crimping contact (38) on its free end termination, the arch of it and reed (36) is the elasticity crimped status all the time, the supply current that described flash switch (33) is subjected to its slight pressing will flash tripping afterwards, cut off heat-generating disc (11) stops whole culinary art work.Under the acting in conjunction of two " displacement chains ", the pressure and temperature in the whole cooking time in the pot is controlled effectively.The end that " presets the displacement chain " is a set screw (39), and the external end head of it and described reed (33) is fixed with one.The thermal expansion displacement that described indication cam is set in the high more position of cam lift (as the position of boiling " beef ") required shake-up flash switch (33) action is just big more, and just Peng Ren time is long more.For " presetting the displacement chain " carried out the adjusting in bigger leeway, connect an adjustable diameter and screw adjusting bar (33) so that length dimension is regulated only at the end of drive link (32).

Claims (10)

1. multifunctional electric pressure cooker, it includes pot cover, pot body, swing handle, culinary art set mechanism, automatic temperature-adjusting controlling organization and electric calorifie installation, it is characterized in that:

A. described pot body further includes the outer pot (4) that is built among the shell (5), the nestable interior pot (3) that is placed on outer pot (4) the inside of putting, the elastomeric cap tooth (13) of described outer pot (4) by its elasticity pot tooth (14) and pot cover is fastened and connected and constitutes elasticity snapping between pot body and the pot cover

B. pot (3) forms one along the inflatable flexible dynamic seal (packing) cavity volume of vertical with described pot cover (1) by a flexible seal ring (7) that is fixed on described pot cover inner chamber in described,

C. described outer pot (3) has the bottom of band elastic wave groove (37), and it accepts the pressure from pot (3) in the top, takes place to be used to down control the displacement that electric hot tray (11) outage touches, and finally realizes pot inner pressure control.

2. multifunctional electric pressure cooker as claimed in claim 1, it is characterized in that: a cooking status set mechanism of setting by rotating cam (29), it further includes by the displacement of below, one pot of the bottom of a pan, interior pot (3)-heat-generating disc (11) one outer pot thes bottom of a pan transmits " the thermal expansion displacement chain " that bar (31) constitutes; " the presetting the displacement chain " be made up of cam (29), drive link (32) and adjustable diameter and screw adjusting bar (39) is connected to a flash switch (33) between the end of described " thermal expansion displacement transfer chain " and described " presetting the displacement chain " end.

3. multifunctional electric pressure cooker as claimed in claim 1, it is characterized in that: be provided with one between described pot cover (1) and the interior pot (3) and include by being fixed on the mutual dynamic seal (packing) pressure relief device that forms of pressure release gap slot (10) that turns up and offer on the circle limit in flexible seal ring (7) on pot cover (1) the inner chamber perisporium and interior pot (3) upper edge, described flexible seal ring (7) has towards the sagging apron ring that prolongs (8), under sealing state, described apron ring (8) amplexiforms mutually with the internal perisporium of interior pot (3) top bead under the vapour pressure effect, fully described gas pressure relief slot breach (10) is sealed.

4. multifunctional electric pressure cooker as claimed in claim 1, it is characterized in that: described swing handle (2) is hollow, it is fixed on the end face of described pot cover (1), central authorities extend to the periphery from pot cover (1), its length overall is slightly larger than the radius of pot cover (1), inner chamber at described hollow swing handle is provided with pressure pressure release steam bleeding mechanism, and it further includes the leverage and the button cam mechanism that drives described lever motion that are used to open the steam bleeding guiding valve.

5. multifunctional electric pressure cooker as claimed in claim 4, it is characterized in that: a pot cover (1) position and lock mechanism is arranged in the described swing handle, it can the elasticity of play be dashed forward (25) and make described horizontal lever (23) afterbody keep the spring (26) and described horizontal lever (23) self composition of the trend of moving downward all the time in swing handle base plate open-work by being fixed on described horizontal lever (23) end.

6. multifunctional electric pressure cooker as claimed in claim 1, it is characterized in that: the steam bleeding guiding valve that pot nside and ambient atmosphere are communicated with each other in one of containing in the swing handle body of nearly pot cover (1) central part, described steam bleeding guiding valve further includes slide valve buckle (17) that is fixed with one with pot cover (1) end face and the sliding spool (18) that can axially wear again in described slide valve buckle (17), vertical channel and horizontal transverse passage-way (22) are arranged in the described sliding spool (18).

7. multifunctional electric pressure cooker as claimed in claim 1, it is characterized in that: described leverage further includes a horizontal lever (23), hang the hinged device of horizontal lever (23), one drives to remove under the described lever front end and stirs described sliding spool (18) and make its descending button cam mechanism, keep the lever front end for one and be in the spring (26) that upwards lifts trend all the time, one is positioned at lever rear end and keeps the pot cover location prominent head of elasticity (25) of outstanding trend downwards all the time.

8. multifunctional electric pressure cooker as claimed in claim 1, it is characterized in that: described button cam mechanism further includes a plane cam (28) that is fixed with one with button (27), it keeps the elasticity crimping with described horizontal lever (23) leading portion upper edge all the time, and described button (27) is disposed on the side facade of described hollow swing handle.

9. multifunctional electric pressure cooker as claimed in claim 1, it is characterized in that: be fixed with one on the downside of described outer pot (4) the bottom of a pan and be horizontally disposed displacement transmission bar (31) substantially, be fixed with one on its free-ended downside and be the contact (38) of elasticity crimping all the time with described flash switch (33) reed arch, the stationary contact (35) of described flash switch (33) transmits bar (36) with described displacement and keeps relative stationary fixing, its movable contact (34) then is fixed on the downside of reed (36), described reed (36) is horizontally disposed, it is affixed that bar (31) is transmitted by bead (40) and described displacement in its inner end, and its outer end is connected mutually with the set screw (39) of described " presetting the displacement chain " end.

10. multifunctional electric pressure cooker as claimed in claim 1; it is characterized in that: pot (3) is nestable in outer pot in described; the upper surface of its bottom surface and described heat-generating disc (11) amplexiforms; described heat-generating disc (11) is fixedly connected by the suspension column and the described outer pot the bottom of a pan again and is one; the downside of described heat-generating disc (11) is provided with two heat conduction binding posts (15), (15 '), and limit temperature controller and an insulation switch that they pass an outer pot bottom surface and a protection electric hot tray (11) respectively are connected to form described automatic temperature-adjusting controlling organization.

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