Electric pressure cooking saucepan steam discharge deviceTechnical field
The present invention relates to steam discharge device field, and in particular, it is related to electric pressure cooking saucepan steam discharge device.
Background technology
The principle that can also rise with the rising of internal pressure its fluidizing point according to electric pressure cooking saucepan, remain high inside pressure cookerCooked in the state of pressure, after the completion of possessing the relief valve of regulation pressure cooker internal pressure during cooking and cooking in dischargeThe steam outlet of portion's steam is to set emphasis.
It is conventional electric pressure cooking saucepan cross section structure as shown in Figure 1.Its electric pressure cooking saucepan includes body 110, inner bag 120 and outer cover130, the inside of body 110 sets the inner bag 120 of storage, and the top of the body 110 sets the outer cover that can be opened and closed130。
The outer cover 130 is provided with inner side pot cover 140, and the periphery of inner side pot cover 140 is with the sealing for maintaining closureComponent 150, when closing outer cover 130, inner bag 120 keeps sealing with inner side pot cover 140.The outer cover 130 sets connection pressureThe internal steam runner pipe 210 with outer gas of pot, the top of steam runner pipe 210 are provided with relief valve 220, and relief valve 220 is adjustablePressure cooker internal pressure, steam outlet 160 is provided with the steam runner pipe 210 and relief valve 220 and is opened and closed this actionMagnetic valve 230.
The conventional electric pressure cooking saucepan of this class formation in operation, is adjusted by relief valve 220 and steam runner pipe 210The internal pressure of inner bag 120 is saved, after the completion of operation, magnetic valve 230 opens steam outlet 160, and the steam of inside is discharged.But this conventional electric pressure cooking saucepan is in operation the internal pressure of regulation inner bag 120, can only be opened and closed relief valve manually220, when adjusting internal pressure using magnetic valve 220, required magnetic valve power is relatively more, and thus caused magnetic valve230 itself set will be very big, sets the space needed for magnetic valve 230 also more, thus can at least bring most intuitively intoThe problem of this rising.
The content of the invention
Instant invention overcomes the deficiencies in the prior art, concrete technical scheme of the invention is as follows：
Electric pressure cooking saucepan steam discharge device, including steam runner pipe, relief valve, magnetic valve and lifter pin；
Pot cover and outer cover on the inside of the steam runner pipe insertion electric pressure cooking saucepan, pressure cooker inside and outer gas are connected with this；
The relief valve is arranged on the first half of steam runner pipe, and in the range of the first half certain distance of steam runner pipe onLower movement, opening and closing steam outlet is controlled with this, so as to adjust pressure cooker internal pressure；
The lifter pin is arranged on below relief valve, is run and is moved up and down with the electromagnetic valve linking on the inside of outer cover, works as liftingWhen pin rises and protruded on the outside of outer cover, relief valve can be raised so as to open steam runner pipe.
Further, described also to include plunger, the plunger and electromagnetic valve linking are run and front and rear shifting in the horizontal directionDynamic, the plunger has the inclination section of cleat shape；And the inclination section is connected with the lower half of lifter pin, thereforeLifter pin is driven to rise as plunger moves forward.
Further, it is described also to include plunger and action transmission lever, the plunger and electromagnetic valve linking operation and in levelMoved forward and backward on direction, the plunger has the inclination section of cleat shape；The action transmission lever is arranged on the inside of outer cover simultaneouslyRotated by pin connection, a side section of the action transmission lever is connected with plunger, and upper and lower with the movement of plungerRotate, and another side section of the action transmission lever is connected with the lower half of lifter pin, therefore lifter pin is with actionThe rotation of transmission lever and lift.
Further, the side section that the action transmission lever is connected with plunger tilts down, the action transmission leverA side section with before plunger and then rotating down.
Further, the lifter pin insertion, and on the inside of outer cover, under the effect of no external force, provide for elastic forceLifter pin is declined.
Further, described including lifting supporting plate, the lifting supporting plate is arranged on the inside of outer cover, when lifter pin declinesWhen, the bottom of lifter pin is supported because stopping declining lifting the limitation of supporting plate.
Advantage is the present invention compared with prior art：
1, according to relief valve and the steam runner pipe, the magnetic valve that are equipped with, the steam outlet of running in operation can also be automaticAdjust electric pressure cooking saucepan internal pressure.That is, if the pressure of inner bag exceedes setting value in operation, relief valve is automatically by internal pressureToward rising, discharge steam and adjust inside and have pressure, when waiting the running to complete, with electromagnetic valve linking, lifter pin is drawn while risingRelief valve, discharge steam.If in addition, in operation more than the pressure set in advance when, magnetic valve will operate, openThe mode of steam runner pipe arbitrarily adjusts internal pressure.
2, the accessory inside electric pressure cooking saucepan outer cover is minimized, production cost can be reduced.That is, conventional configuration is as schemedOne diagram, the steam runner pipe that is opened and closed with relief valve of steam outlet of magnetic valve opening and closing is to be respectively configured, and the invention is by this portionDivide and be unified into one, structure is simplified with the steam runner pipe of solenoid valve control relief valve, reduced accessory, reduced by only configurationProduction cost.
3, according to the lifter pin to be linked with electromagnetism valve function, relief valve is promoted with less strength to be opened and closed steam circulationPipe, reduce the volume (capacity) of magnetic valve, reduce production cost and minimize installation space.
Brief description of the drawings
Fig. 1 is conventional pressure cooker cross section structure figure；
Fig. 2 is the schematic arrangement schematic diagram of electric pressure cooking saucepan steam discharge device of the present invention；
Fig. 3 is the schematic arrangement schematic diagram with action transmission lever of electric pressure cooking saucepan steam discharge device of the present invention.
Marked in figure：Body 110, inner bag 120, outer cover 130, inner side pot cover 140, containment member 150, steam outlet160th, retainer ring 170, steam runner pipe 210, relief valve 220, magnetic valve 230, plunger 240, lifter pin 250, action transmission lever260th, elastic component 270 and lifting supporting plate 280.
Embodiment
The present invention is further described with reference to the accompanying drawings and detailed description.
The present invention is the technology on adjusting electric pressure cooking saucepan internal pressure steam discharge device, and steam evacuation channels are uniformly adoptedWith steam runner pipe 210, the lifter pin 250 to be linked using the running with magnetic valve 230, carry out the random fortune for controlling relief valve 220Make.
Embodiment 1
As shown in Fig. 2 steam runner pipe 210, insertion electric pressure cooking saucepan inner side pot cover 140 and outer cover 130, are connected in pressure cooker with thisPortion and outer gas, the effect as steam channel pipe 210.
The relief valve 220 is arranged on the first half of steam runner pipe 210, and in the first half one of steam runner pipe 210Moved up and down in the range of set a distance, with the running of relief valve 220, steam outlet 180 is opened, thus steam inside is arrangedGo out, so as to adjust pressure cooker internal pressure.
The magnetic valve 230 is arranged on the inner side of outer cover 130, and the magnetic valve sets plunger 240, plunger 240 and magnetic valve230 coordinated operations, while the horizontal direction of plunger 240 moves forward and backward, control the lifting of lifter pin 250, the plunger 240End set have "<" or similar "<" wedge shape inclined end portion.
The lifter pin 250 carries out elevating control with the coordinated operation of magnetic valve 230, so as to control steam runner pipe 210Opening and closing.The bottom of lifter pin 250 is connected with the inclined end portion of plunger 240, and plunger 240 moves forward（Turn right movement）When, riseDropping pin 250 can rise with the inclined end portion of plunger 240；Moved after plunger 240（Turn left side movement）When lifter pin 250 can decline, returnReturn original position.
The top of lifter pin 250 protrusion lifting relief valve 220 at the outside of outer cover 130, rising, so as to open steam streamSiphunculus 210, when lifter pin 250 declines, relief valve 220 is because own wt is kept in the center, and steam off runner pipe 210.
The elastic component 270 is embedded in lifter pin 250, is arranged at the inner side of outer cover 130, and such elastic component 270 can useCoil spring, in the absence of external forces, elastic force is provided in the direction that lifter pin 250 declines, plunger 240 is rapid when retreatingDecline lifter pin 250, it is kept in the center.
Embodiment 2
As Fig. 3 is illustrated as another embodiment of the presently claimed invention, using one between plunger 240 and lifter pin 250 it is embeddedAct structure and the functions such as the structure of transmission lever 260, wherein steam runner pipe 210, relief valve 220, magnetic valve 230, plunger 240It is same as Example 1.Plunger 240 is not connected to lifter pin 250, during 240 rotational action transmission lever 260 of plunger, with this liter that linksDrop pin 250 is lifted.
The action transmission lever 260 is combined by pin, is arranged on the inner side of outer cover 130, acts the local end of transmission lever 260It is connected with the inclined end portion of plunger 240, acts transmission lever 260 with the running of plunger 240 and rotate upwardly and downwardly.That is, before plunger 240Enter（Turn right movement）When, action transmission lever 260 rotates in a counterclockwise direction, and plunger 240 retreats（Turn left side movement）When, actionTransmission lever 260 rotates in a clockwise direction.
That is, a side end of the action transmission lever 260 that the plunger 240 is connected down tilts, before plunger 240When entering, a side end of action transmission lever 260 is down rotated, and the end side of plunger 240 is rotated up；When plunger 240 retreatsWhen, then act transmission lever 260 and rotate backward.
Such action end side of transmission lever 260 is combined with lifter pin 250, and the top of lifter pin 250 is protruded outsideThe outside of cover 130, when lifter pin 250 rises with the rotation of action transmission lever 260, lifter pin 250 up promotes relief valve220, open steam runner pipe 210.
Elastic component 270 in described Fig. 3, in the case where being acted on without external force, the method for dropping lifter pin 250 below carriesFor elastic force.
Described also to include lifting supporting plate 280, the lifting supporting plate 280 is arranged on the inside of outer cover, when under lifter pin 250During drop, supporting the bottom of lifter pin 250, such a lifting supporting plate 280 is logical because stopping declining lifting the limitation of supporting plate 280The part extending structure of retainer ring 170 is crossed to play this effect.
The running of the retainer ring 170 is as in general electric pressure cooking saucepan, according to outer handle（Do not shown in figure）BehaviourMake and rotate, and be arranged on the upper end flange of inner bag 120, so as to perform lock function, omitted herein, it is no longer detailedExplanation.
Although not making diagram on Figure of description especially as shown in the figure, because magnetic valve 230 above-below direction run,And lifter pin 250 is directly installed on the upper end of these magnetic valves 230, so as to limit the mode of the displacement of relief valve 220It is applicable.
Described above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the artMember, without departing from the inventive concept of the premise, can also make some improvements and modifications, these improvements and modifications also should be regarded asIn the scope of the present invention.