Exempt from poly- profit pressure cooker protection energy-saving coverThe application is September in 2011 6 days, Application No. 201110260477x, invention entitled high pressure of cooking for the applying dateThe divisional application of pot protection energy-saving cover.
Technical field
The present invention relates to one kind exempts from poly- profit pressure cooker protection energy-saving cover.
Background technology
The daily pressure cooker being used on gas-cooker or electromagnetic oven of the public is (referred to hereinafter as: pressure cooker or ordinary high pressurePot) mostly it to be made up of aluminium alloy or stainless steel material, the life giving people brings many facilities, with respect to automatic electric pressure cooker,Ordinary high pressure pot can arbitrarily carry out firepower regulation and control during cooking at any time, has the use advantage that it is certain.But, commonly highThe metal surface exposed area of pressure pot is big, the particularly pot cover of pressure cooker, in addition to fraction is covered by the handle of pot cover, metalAppearance major part exposes, and during cooking, the pot cover surface exposed is in relatively-high temperature state, and because its surface temperature is high,When human body imprudence is touched thereon, easily by boiling hot pain or scald；The deficiency becoming apparent from is, during pressure cooker is cooked, no matterUsing gas-cooker or electromagnetic oven, the pot cover of the pressure cooker of high temperature is always at outside radiating state, and because its surface temperature is high,Exposed area is big, and dispersed heat is many, and particularly in the winter that ambient temperature is relatively low, pot cover is big with the temperature difference of surrounding, dissipatesFaster, the heat of loss is more for heat, has both been unfavorable for energy-conservation when cooking, and is also unfavorable for pressure cooker in the guarantor after heating that stops cookingTemperature.
Content of the invention
It is an object of the invention to provide one kind exempts from poly- profit pressure cooker protection energy-saving cover, ordinary high pressure pot is using thisThe protection energy-saving cover of invention, makes human body avoid touching the pressure cooker cap surface in cooking, has more perfect security protectionEffect, and there is more preferably energy-conservation and heat insulation effect.
The object of the present invention is achieved like this, one kind exempt from poly- profit pressure cooker protection energy-saving cover it is characterised in that:Including the clamshell for covering its outer surface being set on pressure cooker lid, described clamshell be by have suitable mechanical intensity andThe unitary construction made using the foamed plastic material of temperature；The outer surface of described clamshell is provided with and is socketed all-in-one-piece cover with itSet；Described clamshell is provided with the valve position hole for avoiding pressure limiting valve bonnet, has suitable between described valve position hole and the week side of boss of bonnetSuitable steam discharge space, described valve position hole has complete side wall, and its lower surface is sealed on the correspondence position of pot cover outer surface；InstituteState clamshell and be provided with slot to make way for avoiding lid handle, described slot to make way has complete side wall, and its lower surface is sealed at potOn the correspondence position of lid and lid handle outer surface；According to the concrete structure on pot cover, described clamshell is provided with for avoiding pot coverOn other safety members resigning hole slot so that the clamshell being set on pot cover does not affect the normal use of this safety member,And the lower surface of this resigning hole slot or inner face are sealed on the correspondence position of pot cover outer surface；Except for meeting above-mentioned resigning knotClosely sealed needs between the partial outer face of structure and pot cover and lid handle and outside contacting with each other, remaining inner surface of described clamshell withThere is between the outer surface of pot cover suitable spacing；The bottom inner circumferential side of described clamshell is sealed at the correspondence of pot cover circumferential lateral surfaceOn position, so that clamshell surrounds the cavity of closing with pot cover cooperation；The bottom in described valve position hole is provided with to be passed through with described cavity phaseLogical overfall.
Pressure cooker arranges the protection energy-saving cover using the present invention, makes the pressure cooker cap surface of high temperature obtain the present inventionThe covering of clamshell, human body is difficult directly to touch the pressure cooker cap surface of high temperature.Due to the contact surface between clamshell and pot coverLess, and between both corresponding surfaces externally and internallies, there is suitable spacing, heat energy can be significantly reduced through this pressure cooker cap surfaceConduct the speed on clamshell of the present invention, and make the surface temperature significantly lower than this pot cover for the surface temperature of clamshell, even if human bodyTouch clamshell surface of the present invention and also good safety protection function will not be had by boiling hot pain to human body.
The clamshell of the present invention surrounds the cavity of closing, the air conduction coefficient in this closed cavity with high-pressure pot cover cooperationLow, make clamshell that institute's structure sets and cavity have good insulating characteristicses.Therefore, the clamshell of the present invention has slowed down high-pressure pot cover through itThe radiating rate on surface, and make this pressure cooker reduce heat during cooking further and scatter and disappear, be conducive to accelerating pressure cookerCook process, shorten and cook heat time heating time, so that this pressure cooker has good energy-saving effect when cooking.Equally, because being somebody's turn to doThe pot cover of pressure cooker has obtained the adiabatic covering of clamshell of the present invention, makes this pressure cooker have good heat-insulating property, this pressure cookerAfter the cessation of the heating, longer temperature retention time can also be obtained.
The valve position hole that on clamshell of the present invention, institute's structure sets and its steam discharge space and bonnet the week side of boss between, make the clamshell of the present inventionSupporting pressure cooker pot cover covers the normal steam discharge not interfering with pressure limiting valve, thus efficiently solving in high pressureProtected on pot pot cover and energy-saving structure is designed the problem that the easy impact pressure cooker being faced is used safely, made preventing of the present inventionShield energy-saving cover supports the use in pressure cooker can safely be realized the protective action more perfect to human body and obtain preferablyEnergy-conservation and heat insulation effect, thus overcoming, prior art fails reasonably to be protected on high-pressure cooker cover and energy-saving structure setsMeter and make existing pressure cooker cook use when easily exist safeguard function difference and energy-conservation and heat insulation effect not good enough wait deficiency.
Clamshell in the present invention can be molded with plastic material, process is simple, low production cost, excellent heat insulating performance,Can be customized supporting, using safety convenient according to high-pressure cooker cover construction featuress.Present invention protection energy-saving cover has security protection and makeesWith with energy-conservation and heat insulation effect, and there is the function of being difficult to gather profit, can cook using offering convenience to pressure cooker, it is favourableIn energy-saving and emission-reduction, there is application value.
Brief description
Fig. 1 is the organigram of the embodiment of the present invention one.
Fig. 2 is the right view of Fig. 1.
Fig. 3 is the left sectional view of Fig. 1.
Fig. 4 is the upward view (locally) of Fig. 1.
Fig. 5 is portion's zoomed-in view of Fig. 1.
Fig. 6 is portion's zoomed-in view of Fig. 3.
Fig. 7 is the matching relationship schematic diagram (locally) with pot cover for the clamshell of the present invention.
Fig. 8 is the top view (locally) of Fig. 7.
Fig. 9 is the organigram of the embodiment of the present invention two.
Figure 10 is the left sectional view of Fig. 9.
In figure: pot cover 1, bonnet 11, cap aperture 12, lid handle 13, relief valve 14, clamshell 2, valve position hole 21, slot to make way 22, emptyChamber 23, safety vent 24, overfall 25, relief port 26, enclose chute 27, heat dam 28, groove envelope 29, the enclosure 3, profit cup 7, slotting ear71, jack 72, cap 8, cage apertures 81, cap shoulder 82.
Specific embodiment
The present invention is described in detail with reference to the accompanying drawings and examples.
Embodiment one
(construction is shown in Fig. 1 to Fig. 8 to the poly- profit pressure cooker protection energy-saving cover of exempting from of the embodiment of the present invention one, hereinafter referred to as: protectionEnergy-saving cover), its construction features is: includes the clamshell 2 for covering its outer surface being set on high-pressure cooker cover 1；Clamshell 2It is the unitary construction being made up of the plastic material with suitable mechanical intensity；
Above-mentioned clamshell 2 is provided with the valve position hole 21 for avoiding pressure limiting valve bonnet 11, between valve position hole 21 and bonnet 11 the week side of bossThere is suitable steam discharge space, valve position hole 21 has complete side wall, and its lower surface is sealed at the correspondence position of pot cover 1 outer surfaceOn；
Above-mentioned clamshell 2 is provided with the slot to make way 22 for avoiding lid handle 13, and slot to make way 22 has complete side wall, its lower endFace is sealed on pot cover 1 and the correspondence position of lid handle 13 outer surface；
Above-mentioned clamshell 2 is provided with the safety vent 24 for avoiding relief valve 14, and safety vent 24 has complete side wall, its lower endFace is sealed on the correspondence position of pot cover 1 outer surface；
According to the concrete structure on pot cover 1, clamshell 2 is additionally provided with the resigning hole for avoiding the other safety members on pot cover 1Groove so that the clamshell 2 being set on pot cover 1 does not affect the normal use of this safety member, and the lower surface of this resigning hole slot orInner face is sealed on the correspondence position of pot cover 1 outer surface；
Except above-mentioned allowing closely sealed needs between bit architecture and the partial outer face of pot cover 1 and lid handle 13 to contact with each other for meetingOutside, between remaining inner surface of clamshell 2 and the outer surface of pot cover 1, there is suitable spacing；
The bottom inner circumferential side of above-mentioned clamshell 2 is sealed on the correspondence position of pot cover 1 circumferential lateral surface, so that clamshell 2 and pot cover 1Cooperation surrounds the cavity 23 of closing.
Sky between valve position hole 21 that on clamshell 2 in the present embodiment, institute's structure sets and valve position hole 21 and bonnet 11 the week side of bossGap, makes the gas discharged from pressure limiting valve can without hindrance circulate, and makes suit clamshell 2 on pot cover 1 not affect pressure cooker and boilingSafe handling in food heating process.Contact surface between clamshell 2 and pot cover 1 is less, and clamshell 2 is made up of plastic material, and twoHeat transfer rate between person is slow, makes the surface temperature of clamshell 2 be significantly lower than the surface temperature of pot cover 1, even if human body touches shellCovering 2 surfaces also will not be by boiling hot pain, and it has good safety protection function to human body.Meanwhile, have between clamshell 2 and pot cover 1Suitable spacing, and both cooperate and form the cavity 23 of closing, be filled with it heat conductivity low and not with outer bound pairThe air of stream, makes clamshell 2 have good heat-insulating property, can significantly slow down the radiating rate of pot cover 1, is conducive to accelerating pressure cookerProcess of cooking, shorten cook heat time heating time, there is good energy-saving effect.After pressure cooker stops heating, clamshell 2 also hasGood heat insulation effect, enables pressure cooker to obtain longer temperature retention time, reduces the chance reheating and be also beneficial to energy-conservation.
For making the present invention protect energy-saving cover to be more easily performed application and there is more preferable using effect, in the base of above-mentioned constructionOn plinth, the further structure of the present embodiment sets and is constructed as below, and its benefit is also subsequently stated.
Construct 1 further: the upper end edge in above-mentioned valve position hole 21 is not higher than the lower edge of pressure limiting bonnet bore 12, so that from cap apertureThe gas of 12 ejections is not blocked by the inwall in valve position hole 21.
Relative position relation between the valve position hole 21 of above-mentioned restriction and cap aperture 12, can make the gas spraying from cap aperture 12Avoid being blocked by the inwall in valve position hole 21 and make this gas avoid being formed profit in valve position hole 21, thus can ensure that pressure limiting valve justOften aerofluxuss and the safe handling of pressure cooker, and be conducive to clamshell 2 to keep good insulation effect and ease of use.
Construct 2 further: the bottom in above-mentioned valve position hole 21 is provided with the overfall 25 connecting with cavity 23.
The overfall 25 that institute's structure sets is easy to make to flow to pot cover 1 surface from overfall 25 in the oil-water collection in valve position hole 21, shouldThe gas that profit is formed after being vaporized can be discharged from overfall 25 and through the space between valve position hole 21 and bonnet 11 again, withAccumulation state and affects the normal exhaust of pressure limiting valve and the safe handling of pressure cooker in the profit exempted from valve position hole 21.
Construct 3 further: the lower inside of above-mentioned clamshell 2 is provided with the relief port 26 connecting with cavity 23；Relief port26 are arranged on the same lateral position corresponding with overfall 25.
When the profit flowing on pot cover 1 surface from overfall 25 fails to be vaporized completely, the profit not being vaporized can be concentratedDischarge from relief port 26, in order to avoid this profit accumulates in clamshell 2 and cavity 23 affects the normal use of clamshell 2, and make clamshell 2Keep good heat insulating function and ease of use.Discharge from relief port 26 in oil-water collection, also provide for the centralized collection of profitConvenient.
Construct 4 further: the bottom in above-mentioned valve position hole 21 connects ringwise circumferentially arranged with overfall 25Enclose chute 27, so that penetrate into from valve position hole 21 to be easy to concentrate the pot that defined from overfall 25 in enclosing the profit in chute 27Cover 1 surface to flow in cavity 23.
When bottom and the pot cover 1 surface engagement state in valve position hole 21 are not ideal enough, what institute's structure set enclose chute 27 is difficultThe concentration that the profit in valve position hole 21 is seeped into, from arbitrary orientation, the normal use and profit affecting clamshell 2 in cavity 23 is made to receiveCollection.The shapes and sizes of what institute's structure set enclose chute 27 according to the o type sealing ring of regular size come adaptability design and making so thatThe o type sealing ring of regular size can be arranged when needed in enclosing chute 27, so that the closed state of cavity 23 is more preferably, fromAnd make clamshell 2 keep good heat-insulating property and ease of use.
Construct 5 further: the exit position of above-mentioned relief port 26 is provided with has the profit cup 7 inserting ear 71 a pair；ShellCover 2 is provided with the jack 72 matching with slotting ear 71 a pair, makes profit cup 7 be articulated in the outside of clamshell 2 and the downside of pot cover 1Edge, to accept the profit discharged from relief port 26.
The profit cup 7 that institute's structure sets can accept the profit discharged from relief port 26, and makes this profit avoid overflow to the kitchen range top,The pressure cooker protecting energy-saving cover using the present invention is made to cook using safer facility.
Construct 6 further: it is provided with, in above-mentioned valve position hole 21, the cap 8 being made up of plastic material, cap 8 is cylindrical,And it is provided with cage apertures 81 for avoiding bonnet 11, the upper end of cage apertures 81 is closed state；Cap 8 is provided with and valve position hole 21 upper end weekTake on 82 along mutually closely sealed cap.
When pressure cooker stops heating and enters keeping warm mode it is not necessary to unload bonnet 11, the cap 8 that above-mentioned structure sets just can be straightFemale connector enters valve position hole 21, to block or to be enclosed in the heat dissipation channel on the position of valve position hole 21, can reduce in pressure cooker furtherHeat scatter and disappear, to strengthen the heat insulation effect of clamshell 2 of the present invention.Cook in heating process in pressure cooker, then need from clamshell 2Unload cap 8.
Construct 7 further: between the above-mentioned interior outer circumferential side of clamshell 2 bottom circumferentially arranged with what there is Suitable depth be inThe heat dam 28 of annular.
The heat dam 28 that institute's structure sets makes there is ternary heat insulation layer between the interior outer circumferential side of the bottom of clamshell 2, can overcomeThe deficiency that contact area between the bottom inner circumferential side of above-mentioned clamshell 2 and pot cover 1 circumferential lateral surface is bigger than normal and brings, furtherLifting clamshell 2 heat-insulating property, make the surface temperature rise of clamshell 2 lower, and make clamshell 2 have more preferable protective action and energy-conservation andHeat insulation effect.
Construct 8 further: above-mentioned heat dam 28 is provided with the groove envelope 29 that set is encapsulated on its port；Groove envelope 29 is suitable by havingThe plastic material of elasticity is made, and has presetting juxtaposition metamorphose surplus and the corresponding surface of pot cover 1 between, with can be withThe circumferential lateral surface of pot cover 1 keeps close-fitting state.
The groove envelope 29 that institute's structure sets makes heat dam 28 become the insulated cavity of closing, is conducive to lifting the heat-insulating property of clamshell 2.29 easy and pot cover 1 circumferential lateral surface are sealed by the groove that elastic plastic material is made and keeps close-fitting state, above-mentioned clamshell 2 can be overcomeBottom inner circumferential side and pot cover 1 circumferential lateral surface between contact or close-fitting state is bad and the deficiency brought, be conducive to keepingThe heat-insulating property of clamshell 2.
Clamshell 2 in the present embodiment one is made using plastic material, has and draws materials easily and be easy to the excellent of production in enormous quantitiesGesture.Certainly, the clamshell 2 in the present embodiment can also be made using other nonmetallic materials with certain heat insulating function, such as adoptsMake the clamshell of the present invention with pottery or timber through suitable process, equally can realize the purpose of the present invention.
Embodiment two
The protection energy-saving cover (construction is shown in Fig. 9 and Figure 10) of the embodiment of the present invention two.In order that the present invention protects the function of energy-saving coverMore perfect, to be allowed to be more easily performed and to apply, on the basis of the embodiment of the present invention one, the embodiment of the present invention two is furtherStructure sets and is constructed as below, and its benefit is also subsequently stated.
Construct 1 further: above-mentioned clamshell 2 is by the foamed plastic material system having suitable mechanical intensity and use temperatureBecome.
Clamshell 2 in the present embodiment is by the foamed plastic material system with suitable mechanical intensity and suitable maximum operation (service) temperatureBecome, lower and using more convenient in the hope of cost, and more preferable energy-conservation and heat insulation effect can be obtained.Clamshell in the present embodiment2 preferential selection expanded polypropylenes, more environmentally friendly and durable in the hope of present invention protection energy-saving cover, and obtain preferable insulation effect, andCloser to being actually needed, the present invention is made to protect energy-saving cover application easy to implement.
Construct 2 further: the outer surface of above-mentioned clamshell 2 is provided with the enclosure 3 being socketed with it；The enclosure 3 by sheet metal orPlastic material is made, and mutually tight fit is connected or is bonded into one with clamshell 2.
The enclosure 3 that institute's structure sets is conducive to protecting clamshell 2, to overcome the clamshell 2 easily presence being made up of foamed plastic materialThe deficiency such as its surface vulnerable to pollution and yielding breakage, so that clamshell 2 is suitable for present invention protection energy-saving cover actually usedWhen the ruggedness of structure and ease of use etc. are required, and be conducive to strengthening the insulation effect of clamshell 2, and be more beneficial for thisBright protection energy-saving cover practices in pressure cooker.Make because clamshell 2 employs foamed plastic material, it is arrangedThe enclosure 3 shielding then needs to make using plastic material or sheet metal according to different, and if selecting metal foilPlate makes, then preferably made with stainless sheet steel punching press.
The energy-saving cover that protects of the present embodiment has a characteristic that the valve position hole that on the clamshell 2 in 1. the present embodiment, institute's structure sets21, solve and protected on high-pressure cooker cover 1 and easy impact pressure cooker safe handling that energy-saving structure design is facedProblem, enables the present embodiment to protect energy-saving cover to cover during pressure cooker is cooked and safely use, it is achieved thereby that in heightPressure pot is cooked the thermal insulation covering to high-pressure cooker cover 1 in heating process, makes human body avoid touching the high temperature surface of this pot cover, significantlyReduce human body and pain or the chance scalded are scalded by the pressure cooker surface of high temperature, serve effective safety protection function.Meanwhile, this realityApply the clamshell 2 of example and pot cover 1 cooperation surrounds the cavity 23 of closing, can significantly slow down the radiating rate of pressure cooker, and make pressure cookerObtain more preferably energy-conservation and heat insulation effect, thus overcome prior art to fail reasonably to be protected on high-pressure cooker coverAnd energy-saving structure designs and makes existing pressure cooker easily there is safeguard function difference when cooking and using and owe with energy-conservation and heat insulation effectGood etc. not enough.2. the clamshell 2 in the present embodiment is a unitary construction, can easily obtain higher manufacture essence using Making moldDegree, and makes the cavity 23 between clamshell 2 and pot cover 1 keep more good closed state, so that clamshell 2 keeps good exhaustedHot property, and bring more facilities to its use.3. pressure cooker adopts the protection energy-saving cover of the present invention, if pressure cooker occursAbnormal steam discharge state and more profit is being formed on pot cover 1 surface in valve position hole 21, then this profit can set through institute's structureOverfall 25 and relief port 26 are discharged, in order to avoid the normal exhaust of impact pressure limiting valve, thus efficiently solve adopting the present embodimentSafe handling problem under abnormal steam discharge state for the pressure cooker of protection energy-saving cover, makes the clamshell 2 of the present embodiment more can fitSafe handling under abnormal steam discharge state should occur in pressure cooker, make the present embodiment protect energy-saving cover to possess higher using and adapt toProperty and safety.4. the preferred expanded polypropylene material of clamshell 2 in the present embodiment is made, and has and is easy to produce in enormous quantities and producesLow cost and using the advantage such as environmental protection portable, and there is preferable insulation effect, more closing to reality can need, and make the present inventionProtection energy-saving cover application easy to implement.5. the protection energy-saving cover of the present embodiment, can join according to the customization of high-pressure cooker cover construction featuressSet, safe and convenient to use；The protection energy-saving cover of the present embodiment can individually be used cooperatively with the pot cover of pressure cooker, and can be with settingOther thermal insulation members on pressure cooker body are supporting or are applied in combination, and bring more facilities can to the use of cooking of pressure cooker, itsEnergy-saving and emission-reduction are conducive to have application value.