Electric pressure cooking saucepanTechnical field
The utility model relates to electric pressure cooking saucepans, in particular to a kind of improvement of the pot cover of electric pressure cooking saucepan.
Background technique
Electric pressure cooking saucepan is common household electrical appliance.Electric pressure cooking saucepan includes pot body and the pot cover that lid is located in pot body, voltagePower pot in pot body due to still having surplus heat after uncapping, so that the intracorporal gas pressure of pot is larger, pot cover is by the intracorporal gas of potThe upward ejection of body causes secondary closing lid difficult so that the lid teeth of pot cover is difficult to cooperate with the pot tooth of pot body.In order to solve above-mentioned askTopic is usually to be provided with plastic cement lever on pot cover at present, plastic cement lever and pressure limiting valve cooperates so that the intracorporal pressure reduction of pot,Facilitate closing lid.Although above structure solves the problems, such as that secondary closing lid is difficult, but the intensity in order to guarantee plastic cement lever, and lever needsThat does is thicker, therefore wastes space, and the height for resulting in pot cover is higher, and small product size is larger.
Utility model content
The main purpose of the utility model is to provide a kind of electric pressure cooking saucepans, to solve electric pressure cooking saucepan in the prior artBulky problem.
To achieve the goals above, the utility model provides a kind of electric pressure cooking saucepan, comprising: and pot body has cooking cavity, andEquipped with pot tooth；Pot cover, lid are located in pot body, and exhaust passage is provided on pot cover to be connected to cooking cavity and ambient atmosphere, pot coverIncluding locking closure, locking closure is equipped with lid teeth, after pot cover is covered in pot body, rotates locking closure, can make lid teeth and pot tooth snap fit；Pressure limitingValve is located at exhaust passage, and pressure limiting valve has the block-up position for blocking exhaust passage and opens the exhaust position of exhaust passage；Lever is pivotally disposed on pot cover, and lever is made of metallic plate punching, lever have ejection pressure limiting valve first end withAnd the second end opposite with first end, second end are pressed to rotate, and make the first end ejection pressure limiting valve of lever, so thatPressure limiting valve is moved to exhaust position from block-up position；Cap-opening mechanism, cap-opening mechanism rotation can drive locking closure to rotate, to realize lidThe unlock of tooth and pot tooth or lock, wherein lever is equipped with the driving portion protruded to side, and the rotation of cap-opening mechanism can act onThe driving portion of lever, so that activation lever rotates.
Using the technical solution of the utility model, electric pressure cooking saucepan includes the lever being pivotally disposed on pot cover, leverIt is provided with the driving portion protruded to side, the rotation of cap-opening mechanism can act on driving portion, so that lever rotation.And leverRotation again can ejection pressure limiting valve it is mobile to exhaust position, the function of pressure limiting valve is pushed up to realize to uncap, so that it is more light to uncapPine improves the usage experience of user, solves the problems, such as that the secondary closing lid of pot cover is difficult.Meanwhile in the item for guaranteeing lever intensityIt is smaller compared with the thickness of the thickness of the lever made of the metallic plate punching lever made of the plastic material under part, thusSo that the practical the space occupied of lever institute is smaller, the thickness of pot cover is thereby reduced, small product size is reduced, solves existing skillThe bulky problem of electric pressure cooking saucepan in art.In addition, in said structure, lever is made up of metallic plate punching, so thatThe processing of lever is more convenient, and then substantially increases production efficiency.
Further, the thickness of lever is in 1mm between 6mm.
Further, exhaust button is provided on pot cover, second end is located at the lower section of exhaust button, and exhaust button can be rightSecond end applies downward pressing force.
Further, lever includes body and the overarm arm positioned at body side, and overarm arm forms drivingPortion.
Further, cap-opening mechanism is bull stick, and bull stick includes the bull stick main body being pivotally disposed on pot cover and setsThe penetrator ram in bull stick main body wall is set, is provided with bulge-structure on the lower surface of overarm arm, when bar rotation to pre-determined bitWhen setting, penetrator ram can upwards ejection bulge-structure so that the first end of lever can be upturned with ejection pressure limiting valve.
Further, there is guiding surface, bulge-structure can move up under the guiding of guiding surface on penetrator ram.
Further, penetrator ram include ejection bar body and be arranged in ejection bar body end boss, guiding is obliqueFace is formed on boss.
Further, the lower surface of lever is provided with convex ribs to reinforce the intensity of lever.
Further, the evacuation recess of evacuation convex ribs is provided in ejection bar body, evacuation recess is located at the close of bossThe side of the bottom end of guiding surface.
Further, the outer surface of bulge-structure includes raised bottom surface and connection bump bottom surface and overarm arm lower surfaceArc guide surface.
Further, lever is pivotally disposed inside pot cover, and pressure limiting valve is located at outside pot cover, is provided with and is kept away on pot coverCooperate after allowing the escape port of lever, lever to pass through escape port with pressure limiting valve, is provided with sealing between the mouth wall and lever of escape portPart is to seal the gap between the mouth wall of escape port and lever.
Further, the pivoting centre of lever is L1 at a distance from second end, the pivoting centre of lever and first end away fromFrom for L2, L1 < L2.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide a further understanding of the present invention, this is practicalNovel illustrative embodiments and their description are not constituteed improper limits to the present invention for explaining the utility model.In the accompanying drawings:
Fig. 1 shows the decomposition texture schematic diagram of the pot cover of the embodiment of electric pressure cooking saucepan according to the present utility model；
Fig. 2 shows the broken section structural schematic diagrams of the pot cover of Fig. 1；
Fig. 3 shows the enlarged structure schematic diagram at the A of the pot cover of Fig. 1；
Fig. 4 shows the schematic perspective view of the lever of the electric pressure cooking saucepan of Fig. 1；And
Fig. 5 shows the schematic perspective view of the cap-opening mechanism of the electric pressure cooking saucepan of Fig. 1.
Wherein, the above drawings include the following reference numerals:
1, exhaust passage；10, pot cover；11, escape port；20, pressure limiting valve；30, lever；31, first end；32, second end；33, body；34, driving portion；341, bulge-structure；342, raised bottom surface；343, arc guide surface；35, convex ribs；36, pivotTurn center；40, exhaust button；50, cap-opening mechanism；51, bull stick main body；52, penetrator ram；521, guiding surface；522, penetrator ramOntology；523, boss；524, evacuation recess；60, sealing element.
Specific embodiment
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phaseMutually combination.The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
As shown in Figures 1 to 5, the electric pressure cooking saucepan of the present embodiment include: pot body, pot cover 10, pressure limiting valve 20, lever 30 andCap-opening mechanism 50.Wherein, pot body has cooking cavity, and is equipped with pot tooth.The lid of pot cover 10 is located in pot body, is provided on pot cover 10Exhaust passage 1 includes locking closure to be connected to cooking cavity and ambient atmosphere, pot cover 10, and locking closure is equipped with lid teeth, and pot cover 10 is covered on potAfter on body, locking closure is rotated, lid teeth and pot tooth snap fit can be made.Pressure limiting valve 20 is located at exhaust passage 1, and pressure limiting valve 20 has envelopeThe block-up position of stifled exhaust passage 1 and the exhaust position for opening exhaust passage 1.Lever 30 is pivotally disposed at pot cover 10On, lever 30 is made of metallic plate punching, lever 30 have ejection pressure limiting valve 20 first end 31 and with 31 phase of first endPair second end 32, second end 32 is pressed to make the 31 ejection pressure limiting valve 20 of first end of lever 30 to rotating, so that limitPressure valve 20 is moved to exhaust position from block-up position.Cap-opening mechanism 50, the rotation of cap-opening mechanism 50 can drive locking closure to rotate, with realityUnlock or the lock of existing lid teeth and pot tooth, wherein lever 30 is equipped with the driving portion 34 protruded to side, the rotation of cap-opening mechanism 50The driving portion 34 of lever 30 can be acted on, so that activation lever 30 rotates.
Using the technical solution of the present embodiment, electric pressure cooking saucepan includes the lever 30 being pivotally disposed on pot cover 10, thick stickBar 30 is provided with the driving portion 34 protruded to side, and the rotation of cap-opening mechanism 50 can act on driving portion 34, so that lever 30Rotation.And the rotation of lever 30 can ejection pressure limiting valve 20 it is mobile to exhaust position, push up the function of pressure limiting valve to realize to uncapCan, so that uncapping more easily, the usage experience of user is improved, solves the problems, such as that the secondary closing lid of pot cover is difficult.MeanwhileUnder conditions of guaranteeing 30 intensity of lever, lever made of the thickness and plastic material of the lever 30 made of metallic plate punching30 thickness so that 30 practical the space occupied of institute of lever are smaller, thereby reduce the thickness of pot cover 10, subtracts compared to smallerLack small product size, solves the problems, such as the bulky of electric pressure cooking saucepan in the prior art.In addition, in the present embodiment, lever30 are made up of metallic plate punching, and above structure makes the processing of lever 30 more convenient, and then substantially increase production effectRate.
In the present embodiment, the thickness of lever 30 is in 1mm between 6mm.Preferably, in the present embodiment, lever 30With a thickness of 1.5mm.Above structure is simple, easy to process.In addition, the price of the bimetallic lever of 1.5mm thickness is 0.65RMB, and it is sameThe plastic cement lever price of sample intensity is 1.2RMB, and therefore, above structure makes production cost low.
As shown in Figure 1, in the present embodiment, exhaust button 40 is provided on pot cover 10, second end 32 is located at exhaust button40 lower section, exhaust button 40 can apply downward pressing force to second end 32.Above structure has the advantages that following two:One, it can be realized manual exhaust, it, can first manually when user needs secondary opening pot cover or needs to reduce culinary art cavity pressureExhaust button 40 is pressed, so that 31 ejection pressure limiting valve 20 of first end is vented, reduces the pressure in cooking cavity, to conveniently uncap.The second, above structure manual exhaust and uncapping push up pressure limiting valve to share same lever 30, on the one hand save cost, on the other handComponents are reduced, to save space.
As shown in Figure 1, in the present embodiment, lever 30 includes body 33 and hanging positioned at 33 side of bodyBeam arm, overarm arm form driving portion 34.Above structure can enhance the intensity of lever 30, so that lever 30 is unlikely to deform, thusGuarantee the service life of lever 30.
As shown in Figures 2 to 5, in the present embodiment, cap-opening mechanism 50 is bull stick, and bull stick includes being pivotally disposed at potBull stick main body 51 on lid 10 and the penetrator ram 52 being arranged on 51 side wall of bull stick main body are provided on the lower surface of overarm armBulge-structure 341, when bar rotation to predetermined position, penetrator ram 52 can upwards ejection bulge-structure 341 so that lever 30First end 31 can be upturned with ejection pressure limiting valve 20.In said structure, bulge-structure 341 plays guide function, makesObtaining penetrator ram 52 being capable of smooth ejection pressure limiting valve 20.
As shown in Figures 2 to 5, in the present embodiment, there is guiding surface 521, bulge-structure 341 can on penetrator ram 52It is moved up under the guiding of guiding surface 521.Specifically, the rotation of bull stick main body 51 drives penetrator ram 52 to rotate, penetrator ram52 can only rotate in the horizontal plane and cannot move up and down.With the rotation of penetrator ram 52, guiding surface 521 gradually with protrusionStructure 341 contacts.With continuing to rotate for penetrator ram 52, bulge-structure 341 moves simultaneously along the guide direction of guiding surface 521Gradually it is lifted up.Since the driving portion 34 with bulge-structure 341 is arranged on lever 30, the first end 31 of leverIt can be lifted up with ejection pressure limiting valve 20.Above structure can be realized two-way guiding, i.e. bulge-structure 341 can play guidingEffect, guiding surface 521 can also play guiding role, so that the first end 31 of lever can be lifted more successfullyIt rises, so that the function of manual exhaust and the function for exhaust of uncapping are more stable.
As shown in figure 5, in the present embodiment, penetrator ram 52 includes ejection bar body 522 and is arranged in ejection bar bodyThe boss 523 of 522 end, guiding surface 521 are formed on boss 523.Above structure is simple, easy to process.
As shown in Figure 1, in the present embodiment, the lower surface of lever 30 is provided with convex ribs 35 to reinforce the intensity of lever 30.Above structure can reinforce the intensity of lever 30, so that lever 30 is unlikely to deform.Preferably, in the present embodiment, convex ribs35 be punch forming.
As shown in Figures 2 to 5, in the present embodiment, the evacuation recess of evacuation convex ribs 35 is provided in ejection bar body 522524, evacuation recess 524 is located at the side of the bottom end of the close guiding surface 521 of boss 523.Above structure can avoid convex ribs35, prevent convex ribs 35 from interfering with lever 30.
As shown in Figure 4 and Figure 5, in the present embodiment, the outer surface of bulge-structure 341 includes raised bottom surface 342 and connectsConnect the arc guide surface 343 of raised bottom surface 342 and overarm arm lower surface.Above structure makes guiding surface 521 and driving portion 34It is plane-plane contact when contact, so that guiding surface 521 and pressure suffered by bulge-structure 341 are smaller, so that leadingIt is hardly damaged to inclined-plane 521 and bulge-structure 341.In addition, arc guide surface makes lever 30 be easier to match with guiding surface 521It closes and is jacked up.Preferably, in the present embodiment, guiding surface 521 is also arcwall face.
As shown in Figure 1 to Figure 3, in the present embodiment, lever 30 is pivotally disposed inside pot cover 10, and pressure limiting valve 20Outside pot cover 10, be provided on pot cover 10 evacuation lever 30 escape port 11, lever 30 pass through escape port 11 after with pressure limiting valve20 cooperations are provided with mouth wall and lever 30 of the sealing element 60 to seal escape port 11 between the mouth wall and lever 30 of escape port 11Between gap.Above structure can guarantee leakproofness, prevent from the gas that exhaust passage 1 is discharged from the mouth wall of escape port 11 withGap between lever 30 enters inside pot cover 10.
As shown in Figure 3 and Figure 4, in the present embodiment, the pivoting centre 36 of lever 30 is L1, thick stick at a distance from second end 32The pivoting centre 36 of bar 30 is L2, L1 < L2 at a distance from first end 31.Above structure can increase pressure limiting valve to greatest extent20 strokes enable exhaust passage 1 to be opened completely.Certainly, it will be appreciated by those skilled in the art that difference between L1 and L2Value cannot be excessive, to guarantee that user presses the i.e. openable exhaust passage 1 of exhaust button 40 with a lesser power, to guarantee to useThe usage experience at family.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for thisFor the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility modelWithin, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.