CN103829787A - Pressure cooker with splashing prevention function and oil water storage function - Google Patents
Pressure cooker with splashing prevention function and oil water storage function Download PDFInfo
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- CN103829787A CN103829787A CN201210481640.XA CN201210481640A CN103829787A CN 103829787 A CN103829787 A CN 103829787A CN 201210481640 A CN201210481640 A CN 201210481640A CN 103829787 A CN103829787 A CN 103829787A
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Abstract
The invention provides a pressure cooker with a splashing prevention function and an oil water storage function. The pressure cooker comprises a cooker body, a cooker cover and a barrel cover (2), and bearing grooves (3) are formed in the lower portion of the barrel cover (2). The bearing grooves (3) are composed of the barrel cover (2), outer annular walls (30) and groove bottoms (32). A flow guide sleeve disc (4) below a valve cap (11) is arranged on the inner periphery of the barrel cover (2), and is composed of a disc bottom (41) and inclined walls (42) arranged on the periphery of the flow guide sleeve disc (4) in a sleeved mode, the inclined walls (42) are in a shape obliquely warped upwards, side rings (44) are arranged on the peripheral sides of the inclined walls (42), bottom shoulders (45) are arranged on the lower end portions of the side rings (44), blocking grooves (46) are defined by the bottom shoulders (45), the barrel cover (2) and the side rings (44), a plurality of overflow groove holes (21) are formed in the barrel cover (2), and oil water blocked by the blocking grooves (46) flows into the bearing grooves (3) through the overflow groove holes (21). The pressure cooker has the splashing prevention function, the oil water collecting function and the noise reduction function, and is safer and more convenient to use.
Description
Technical field
The present invention relates to one cook pressure cooker, particularly a kind of pressure cooker that there is antispray and preserve profit function.
Background technology
Public's pressure cooker of cooking (below claiming: pressure cooker) using on gas-cooker or electromagnetic oven of being everlasting day, is security needs, is provided with the pressure-limiting exhaust valve (below claiming: pressure limiting valve) of gravity type on the pot cover of pressure cooker.When pressure cooker is during in pressure limiting exhaust, most of gas is four steam vents (calling in the following text: the cap hole) ejection the gravity cap (below claiming: bonnet) from pressure limiting valve, and is prone to following inconvenience: 1. the hot gas that is mingled with profit and tiny food particle of along continuous straight runs ejection (being below referred to as: fluid-mixing) easily splash to pressure cooker implements around and affect its hygienic state; 2. in the time that the suffered firepower of pressure cooker is larger, fluid-mixing spray volume is more and range is far away, to operator, the manipulation of the kitchen range top is made troubles; 3. the fluid-mixing of along continuous straight runs ejection is easily spread in its peripheral greater room, is unfavorable for smoke exhaust ventilator to its suction and discharges in time; 4. the noise that the fluid-mixing being sprayed by pressure limiting valve produces is compared with disturbing greatly and easily people.
For addressing the above problem, the anti-injection noise reduction device of the < pressure cooker steam > that the patent No. is 92222226.6 provides a kind of better simply technical scheme, cover pressure limiting valve with opening cup jaggy, but because formed profit not being taked to any measure, and have more profit to drop down to fall within on pot cover even overflow to the kitchen range top, make troubles to the use of pressure cooker; Too much profit directly trickles and accelerates pressure cooker heat radiation to pot cover surface and because being vaporized again, thereby heat-energy losses when increase pressure cooker is cooked is unfavorable for energy-conservation; Cup covers pressure limiting valve, and reducing noise amplitude is too large, and operator is difficult for the state of cooking of perception pressure cooker, and the artificial adjustment of the firepower that is unfavorable for cooking.
The < safety device for household pressure cooker > that the patent No. is 94206773.8 provides a kind of technical scheme, but this technical scheme has weak point, as: the structure that change high-pressure cooker pressure limiting valve, and bonnet structure is more complicated, use inconvenience to some extent, also easily affect the stability of pressure cooker pressure limiting exhaust, and can not on existing pressure cooker, use; Adopted the collecting disc being placed on valve seat (calling in the following text: block set) to collect profit herein, collecting disc is close to pot cover surface, and the profit in it is easily vaporized, and is unfavorable for energy-conservation; Profit in collecting disc is also easily hit and is prone to indirect or secondary splash phenomena by the fluid-mixing spray of the ejection downwards of the fit clearance between bonnet and block set, and antispray effect is not ideal enough.
In < anti-overflow device for pressure cooker > two files that the < pressure cook silencer > that the patent No. is 96226894.1 and the patent No. are 01238623.5, provide close technical scheme, this technical scheme will be surrounded bonnet, easily increase the gas pressure at pressure limiting valve exhaust vent place, increase the pressure at expulsion of pressure cooker, thereby affect the safe handling of pressure cooker.Last technical scheme, makes the profit of fluid-mixing and formation thereof upwards spray from the venthole on anti-overflow cover top, and very easily splash is to user's face, and it practices easy existence injury operator's safety problem.A rear technical scheme, sprayed by the wireway that is connected in silencer cover top being gathered in bonnet profit around, more easily increase the pressure at expulsion of pressure cooker, particularly in the time there is the blocked abnormality of wireway, the pressure at expulsion of pressure cooker will obviously be improved, the utmost point is unfavorable for the safe handling of pressure cooker, and the application of this technical scheme has certain danger.
In a word, prior art scheme is because existing familiar lacunas or potential use safety problem is difficult for applying, and the problem that existing pressure cooker is prone in the process of cooking can properly not settled.
Summary of the invention
The object of the present invention is to provide a kind of pressure cooker that there is antispray and preserve profit function, cook and adopt pressure cooker of the present invention, there is splash phenomenon in the fluid-mixing that not only can prevent its discharge, can also collect the profit being formed by fluid-mixing, and can suitably reduce exhaust noise.
The object of the present invention is achieved like this, the described pressure cooker that there is antispray and preserve profit function, include the pot body of pressure cooker and the pot cover with pressure limiting valve matching with it, on described pot cover, have around pressure limiting valve one week in order to block from the barrel cover of the fluid-mixing of pressure limiting valve ejection, it is characterized in that: the bottom of described barrel cover be provided be positioned on pot cover around the pressure limiting valve bonnet holding groove of a week;
Described holding groove by the barrel of barrel cover and outside it gusset external annulus and be integrally connected in the threes such as bottom land between both bottoms and form;
Between described barrel cover and bonnet, there is suitable spacing, its inner side be arranged be positioned at bonnet below around the pressure limiting valve drainage cover plate of a week;
Described drainage cover plate by be provided with trepanning try to get to the heart of a matter and via through holes is sleeved on its peripheral skew wall and forms; Described trying to get to the heart of a matter is connected in the block set bottom of pressure limiting valve through trepanning, and and the bottom side of bonnet between there is the suitable spacing of passing through for fluid-mixing;
Described skew wall is the upward shape that sticks up, and the height and position on all edges, its upper end is lower than the relevant position on edge under pressure limiting bonnet bore, so that pass through from the top of skew wall from the fluid-mixing of pressure limiting bonnet bore ejection;
All edges, through hole upper end on described skew wall are not higher than the upside periphery edge of trying to get to the heart of a matter, so that the fluid-mixing spraying downwards from the gap between pressure limiting valve bonnet and block set is not stopped by all edges, through hole upper end;
Described skew wall has suitable gradient, its upper end week along and try to get to the heart of a matter between there is suitable height so that the gap between pressure limiting valve bonnet and block set downwards the fluid-mixing of ejection be easy to flow obliquely and cross its upper end week along and enter the space above it;
The upper periphery side of described skew wall is provided with and its integral side circle that is annular being connected, and the lower end week of described side circle, along the upper end week edge lower than described skew wall, has suitable height between the two;
Described side circle bottom is provided with and its integral end shoulder that is annular being connected, and shoulder of the described end has suitable width;
The outer circumferential side of shoulder of the described end, along the barrel inner side that is socketed on described barrel cover, forms the retaining groove with suitable height and width so that both and described side circle enclose jointly, and described retaining groove can be tackled from the barrel inner side of described barrel cover and drop down the profit falling;
The barrel that is the barrel cover of described retaining groove outer circumferential side is provided with several along the overflow slotted eye circumferentially distributing, the height and position of the lower edge of described overflow slotted eye is lower than the upper end week edge of described skew wall, but be not less than the downside week edge of shoulder of the described end, and make the profit of being tackled by retaining groove flow to described holding groove through overflow slotted eye.
Cook and adopt pressure cooker of the present invention, in the time of pressure cooker pressure limiting steam discharge, can be blocked by the barrel cover pressure cooker of the present invention from the fluid-mixing of pressure limiting bonnet bore ejection, stop this fluid-mixing to be directly injected in the peripheral space of pressure cooker; And when the profit forming in barrel inner side after this fluid-mixing is blocked by barrel cover drops down downwards, can be tackled by retaining groove and flow into holding groove through overflow slotted eye.Simultaneously, fluid-mixing also sprays downwards from the fit clearance between pressure limiting valve bonnet and block set, if this mixed-fluid pressure of ejection is large or flow velocity is fast, the skew wall of the drainage cover plate that pressure cooker of the present invention institute structure is established can be guided this fluid-mixing and be flowed obliquely, and the upper end week of crossing skew wall along and enter in the space above it; After the barrel inner side touching of this fluid-mixing and barrel cover, also easily form profit, this profit flows into holding groove through overflow slotted eye in company with isolated profit from this fluid-mixing dropping down after dropping down onto retaining groove; If this fluid-mixing forms a small amount of profit in drainage cover plate, this small amount of profit is easily entered retaining groove by the winding-up of the fluid-mixing of follow-up ejection in company with the profit falling from the superjacent air space of drainage cover plate, and can in drainage cover plate, not form and gather state.If little or flow velocity is slow from the mixed-fluid pressure of the fit clearance ejection between bonnet and block set, this mixed flow scale of construction is less, even form profit in drainage cover plate, because its amount is less and be easily vaporized and can not form the state of gathering.; pressure cooker of the present invention can make the profit forming from the fluid-mixing of pressure limiting valve ejection be collected in the holding groove of pressure cooker of the present invention, and the remaining fluid-mixing that does not become profit at least can be from being located at without hindrance the emerging of overflow slotted eye barrel cover with gas form.
Barrel cover in pressure cooker of the present invention can be blocked the fluid-mixing from pressure limiting valve ejection, and remaining fluid-mixing can without hindrancely emerge (instead of ejection), makes remaining fluid-mixing there will not be spray regime, thereby makes pressure cooker of the present invention have antispray function.Meanwhile, the profit that fluid-mixing forms in the barrel cover of pressure cooker of the present invention can be collected in holding groove, and not overflow is on the surface of pot cover, thus the heat energy loss when avoiding increasing pressure cooker and cooking; This profit does not accumulate in the week end side of pressure limiting valve yet, thereby avoids affecting the normal exhaust of pressure limiting valve.Moreover the remaining fluid-mixing that does not become profit in the barrel cover of pressure cooker of the present invention can without hindrancely be emerged, the inside and outside gas pressure of barrel cover is close to identical, thereby makes remaining fluid-mixing in barrel cover also can not affect the normal exhaust of pressure limiting valve.And, block from the fluid-mixing of pressure limiting valve ejection because of barrel cover, propagate to the external world and can weaken exhaust noise, also make pressure cooker exhaust noise of the present invention suitably reduce.
In a word, the function that the pressure cooker that has antispray and preserve profit function of the present invention can be realized antispray and collect profit and noise-reducing, the profit that fluid-mixing generates in the barrel cover of pressure cooker of the present invention and remaining fluid-mixing do not affect the normal exhaust of pressure limiting valve, can guarantee pressure cooker safe handling, thereby overcome the defect that prior art easily exists, solved the problem that pressure cooker easily exists in the time cooking use.
The antispray that in pressure cooker of the present invention, institute's structure is established and preserve the practicality rational in infrastructure of profit, technique is simple, and production cost is low, and handling easily, are easy to pressure cooker of the present invention supporting and be conducive to applying of pressure cooker of the present invention.
Brief description of the drawings
Fig. 1 is the organigram of the embodiment of the present invention one.
Fig. 2 is the right view (part) of Fig. 1.
Fig. 3 is silencer cover 5 top views of Fig. 1.
Fig. 4 is the top view of the drainage cover plate 4 in Fig. 1.
Fig. 5 is the organigram (omitting the signal of pot body) of the embodiment of the present invention two.
Fig. 6 is the top view in Fig. 5.
Fig. 7 is the right view of Fig. 5.
Fig. 8 is barrel cover in Fig. 52 and the top view of skew wall 42 relations such as tectonic association such as grade.
Fig. 9 is the organigram (omitting the signal of pot body) of the embodiment of the present invention three.
Figure 10 is the top view of Fig. 9.
Figure 11 is the right view of Fig. 9.
Figure 12 is the top view that barrel cover in Fig. 92 and skew wall 42 grades are configured to one syntagmatic.
Figure 13 is the I portion enlarged drawing in Fig. 1 and Fig. 5.
Figure 14 is the II portion enlarged drawing in Fig. 9.
In figure: pot cover 1, pot body 10, bonnet 11, cap hole 12, block set 13, barrel cover 2, overflow slotted eye 21, holding groove 3, external annulus 30, bottom land 32, drainage cover plate 4, through hole 40, tries to get to the heart of a matter 41, skew wall 42, trepanning 43, side circle 44, end shoulder 45, retaining groove 46, tapered sleeve 47, spill and leakage hole 48, silencer cover 5, cover through hole 51, groove 52, steam vent 53, ring set 6.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is described in detail.
Embodiment mono-
The thering is antispray and preserve the pressure cooker (structure is shown in Fig. 1 to Fig. 4 and Figure 13) of profit function of the embodiment of the present invention one, include the pot body 10 of pressure cooker and the pot cover with pressure limiting valve 1 matching with it, on described pot cover 1, have around pressure limiting valve one week in order to block from the barrel cover 2 of the fluid-mixing of pressure limiting valve ejection, its structural feature is: the bottom of barrel cover 2 be provided be positioned on pot cover 1 around the pressure limiting valve bonnet holding groove that is annulus flute profile 3 of 11 1 weeks;
Holding groove 3 by the barrel of barrel cover 2 and outside it gusset external annulus 30 and be integrally connected in the threes such as bottom land 32 between both bottoms and form;
Between barrel cover 2 and bonnet 11, there is suitable spacing, its inner side be arranged be positioned at bonnet 11 belows around the pressure limiting valve drainage cover plate 4 of a week;
Drainage cover plate 4 by be provided with trepanning 43 try to get to the heart of a matter 41 and via through holes 40 be sleeved on its peripheral skew wall 42 and form; Trying to get to the heart of a matter 41 is connected in block set 13 bottoms of pressure limiting valve through trepanning 43, and and the bottom side of bonnet 11 between there is the suitable spacing of passing through for fluid-mixing;
40 upper ends weeks of through hole on skew wall 42 are along higher than trying to get to the heart of a matter 41 upside periphery edge so that from the gap between pressure limiting valve bonnet 11 and block set 13 downwards the fluid-mixing of ejection not by 40 upper ends weeks of through hole along stopping and smooth and easy the flowing through of energy;
Skew wall 42 has suitable gradient, its upper end week along and try to get to the heart of a matter and between 41, there is suitable height so that the gap between pressure limiting valve bonnet 11 and block set 13 downwards the fluid-mixing of ejection be easy to flow obliquely and cross its upper end week edge and entering the space above it;
The upper periphery side of skew wall 42 is provided with and its integral side circle 44 that is annular being connected, and the lower end week of described side circle 44, along the upper end week edge lower than skew wall 42, has suitable height between the two;
The outer circumferential side of end shoulder 45, along the close barrel inner side that is placed on barrel cover 2, forms the retaining groove 46 with suitable height and width so that both and side circle 44 enclose jointly, and retaining groove 46 can be tackled from the barrel inner side of barrel cover 2 and drop down the profit falling;
The barrel that is the barrel cover 2 of retaining groove 46 outer circumferential sides is provided with several along the overflow slotted eye 21 circumferentially distributing, the height and position of the lower edge of overflow slotted eye 21 is lower than the upper end week edge of skew wall 42, but be not less than the downside week edge of end shoulder 45, and make the profit of being tackled by retaining groove 46 flow to holding groove 3 through overflow slotted eye 21.
The upper end of above-mentioned barrel cover 2 is preferably open ports.Barrel cover in pressure cooker of the present invention can adopt without the sealing in aperture or be provided with the semi-closed structure of microstome higher than the upper upper end along height and position of pressure limiting bonnet bore 12, and the barrel cover of the pressure cooker of the present embodiment one barrel cover 2 that preferably its upper end is open ports, its benefit having is: (1). be conducive to top without hindrance emerge of remaining fluid-mixing from barrel cover 2, and this fluid-mixing aspirated quickly and outside discharge chamber by smoke exhaust ventilator; (2) as long as. overflow slotted eye 21 size and lay quantity can make the profit on retaining groove 46 flow into smoothly holding groove 3, and without meeting remaining fluid-mixing in barrel cover 2 all from the without hindrance designing requirement of emerging of overflow slotted eye 21, thereby can reduce the laying quantity of overflow slotted eye 21 or dwindle its physical dimension, make overall structure more reasonable, antispray better effects if; (3). the height that changes barrel cover 2 just can change the reduction amplitude of exhaust noise, with this, suitably select the height of barrel cover 2, possess the exhaust noise of suitable size so that operator is easy to the duty of perception pressure cooker, be conducive to the pressure cooker in cooking to make in time the firepower regulation and control that are applicable to wish; (4). provide condition for other member being set in the upper end of barrel cover 2 and realizing corresponding function.
The above-mentioned structure of the pressure cooker of the embodiment of the present invention one has following effects.
Cook and adopt the embodiment of the present invention one pressure cooker, in the time of pressure cooker pressure limiting steam discharge, the fluid-mixing spraying from pressure limiting bonnet bore 12 can be blocked by the barrel cover 2 pressure cooker of the present invention, stops this fluid-mixing to be directly injected in the peripheral space of pressure cooker; And can be tackled by retaining groove 46 and flow into holding groove 3 through overflow slotted eye 21 when the profit forming in barrel inner side after this fluid-mixing is blocked by barrel cover 2 drops down downwards.Simultaneously, fluid-mixing also sprays downwards from the fit clearance between pressure limiting valve bonnet 11 and block set 13, if this mixed-fluid pressure of ejection is large or flow velocity is fast, the skew wall 42 of the drainage cover plate 4 that structure of the present embodiment is established can be guided this fluid-mixing and be flowed obliquely, and upper end week of crossing skew wall 42 along and enter in the space above it; After the barrel inner side touching of this fluid-mixing and barrel cover 2, also easily form profit, this profit flows into holding groove 3 through overflow slotted eye 21 in company with isolated profit from this fluid-mixing dropping down after dropping down onto retaining groove 46; If this fluid-mixing forms a small amount of profit in drainage cover plate 4, this small amount of profit is easily entered retaining groove 46 by the winding-up of the fluid-mixing of follow-up ejection in company with the profit falling from the superjacent air space of drainage cover plate 4, and can in drainage cover plate 4, not form and gather state.If little or flow velocity is slow from the mixed-fluid pressure of the fit clearance ejection between bonnet 11 and block set 13, this mixed flow scale of construction is less, even form profit in drainage cover plate 4, because its amount is less and be easily vaporized and can not form the state of gathering.That is, the present embodiment one pressure cooker can make the profit forming from the fluid-mixing of pressure limiting valve ejection preserve holding groove 3, the remaining fluid-mixing that does not become profit with gas form from the upper end open ports of barrel cover 2 and overflow slotted eye 21 is without hindrance emerges.
In order to make the function of the present embodiment one pressure cooker more perfect, on the basis of above-mentioned structure, further structure is established following structure, and its benefit is statement subsequently also, that is:
Further structure 1: the longitudinal section of the skew wall 42 of above-mentioned drainage cover plate 4 is preferably streamline shape.Be fusiform skew wall 42 and be easier to guide fluid-mixing and upwards flow, and fluid-mixing is more easily entered in the superjacent air space of holding groove 3, the skew wall 42 of streamline shape makes drainage cover plate 4 have better water conservancy diversion effect.
Further structure 2: being close in it to take on bottom under 45 cooperation positions end of be that up-small and down-big taper barrel is constructed of above-mentioned barrel cover 2.The barrel cover 2 that bottom is taper barrel is more convenient for the handling of barrel cover 2 and holding groove 3, and to take on 45 sealing properties good the end of with, and unpicks and washes conveniently, and it is more convenient to use.
Further structure 3: the lower outer periphery of shoulder of the above-mentioned end 45 is along being provided with and its integral tapered sleeve that is taper barrel 47 being connected, and tapered sleeve 47 is joined with barrel cover 2 is mutually close.This structure makes barrel cover 2 and holding groove 3 be connected in circular cone fit mode with end shoulder 45 through tapered sleeve 47, increase faying face between the two, strengthen both sealing properties, improve the relation that is connected of barrel cover 2 and holding groove 3 and drainage cover plate 4, the suit that is not only convenient to barrel cover 2 and holding groove 3 uses, also can allow larger mismatch error between the two, allow the height and position of the lower edge of overflow slotted eye 21 can suitably take on the relevant position on all edges of 45 downsides the end of lower than, there is larger deviation the position that is tolerable overflow launder hole 21, make the present embodiment one pressure cooker implement more economical, sealing property is better, use more convenient.
Further structure 4: the upper end week of above-mentioned external annulus 30 is the relevant position lower than the lower edge of overflow slotted eye 21 along height and position.In practice, the holding groove 3 of above-mentioned structure can store up the profit that stays the capacity of presetting, at pressure cooker conventionally under use state, this profit can overflow in the surface of pot cover 1 and avoid being vaporized, thereby make the present embodiment one pressure cooker in the process of cooking, avoid increasing heat energy loss; This profit can overflow yet in drainage cover plate 4 and avoid accumulating in the week end side of pressure limiting valve.And when the present embodiment one pressure cooker is during in severe duty, or be temporarily negligent of management and control because of user, and make interior collection of holding groove 3 exceed it and set the profit of capacity, the profit of this over capacity can from the upper end week of external annulus 30 along overflow in the surface of pot cover 1, thereby avoid this profit from the upper end week of skew wall 42 along flowing backward to drainage cover plate 4, thereby avoid affecting the safe handling of the normal steam discharge of pressure limiting valve and the present embodiment one pressure cooker; And, overflow is in the lip-deep over capacity profit of pot cover 1, can make the present embodiment one pressure cooker dispel the heat more quickly and effectively, and the soup vaporization flow stall degree that can slow down in pressure cooker obtain safe handling for more time thereby be conducive to the present embodiment one pressure cooker under severe duty.
Further structure 5: barrel cover 2 described above and holding groove 3 are supported in through the bottom side of the skew wall 42 of described drainage cover plate 4 on the surface of pot cover 1 and are connected with pot cover 1 contact; Between bottom land 32 downsides of described holding groove 3 and the surface of pot cover 1, there is the suitable gap for profit circulation; The bottom side of the skew wall 42 of described drainage cover plate 4 is provided with the spill and leakage hole 48 connecting with above-mentioned gap, so that the profit in described drainage cover plate 4 can also can circulate in the gap of described bottom land 32 downsides from 48 overflows of described spill and leakage hole in the surface of pot cover 1.Spill and leakage hole 48 and gap that institute's structure is established, can make the profit in drainage cover plate 4 spill, even under abnormality, as being not easy to vaporization in drainage cover plate 4 when profit, also there will not be profit to gather in drainage cover plate 4, can guarantee the safe handling of the normal steam discharge of pressure limiting valve and the present embodiment one pressure cooker.In practice, the aperture in spill and leakage hole 48 can be less, and its position arranges appropriately, does not affect the guide functions of drainage cover plate 4.
Further structure 6: the through hole 40 on above-mentioned skew wall 42 is circular hole, and its aperture is greater than the maximum outside diameter of bonnet 11, so that skew wall 42 via through holes 40 are through bonnet 11; Through hole 40 is connected with the mated condition easily departing between 41 with trying to get to the heart of a matter.The benefit of this structure is: trying to get to the heart of a matter of the drainage cover plate 4 in the present embodiment one pressure cooker 41 can be tightly placed in the block set 13 of pressure limiting valve in advance, and with other members of skew wall 42 integral connections and barrel cover 2 between be connected and form the assembly of relative one with the mated condition that is difficult for departing from, this assembly can be sleeved on and try to get to the heart of a matter 41 through bonnet 11 by via through holes 40, make the present embodiment one pressure cooker in it cooks process, be set with and use or unload cleaning at any time, and make the present embodiment one pressure cooker there is stronger practicality.
Further structure 7: the top of above-mentioned barrel cover 2 is provided with and is sleeved on the locational silencer cover 5 of its open ports, the center of silencer cover 5 is provided with around the bonnet rounded cover through hole 51 of 11 1 weeks, and make bonnet 11 be positioned at cover through hole 51, there is suitable steam discharge gap between the two.The silencer cover 5 that the choice for use institute structure that can depend on actual need is established, further to reduce exhaust noise and to strengthen antispray effect.The silencer cover 5 of this structure is suitable for the pressure limiting valve that bonnet 11 is mushroom-shaped, and there is following effect: be placed under the use state of barrel cover 2 open ports positions at silencer cover 5 covers, and the mixed flow scale of construction of discharging when pressure limiting valve is when larger, gas pressure in barrel cover 2 is greater than ambient pressure, cause also corresponding " raising " of pressure at expulsion in the present embodiment one pressure cooker, under this state, and position relationship between cover through hole 51 and the bonnet 11 established due to institute's structure and coordinate feature, make bonnet 11 there is " piston " characteristic and play " negative-feedback " effect, under the gas pressure effect in barrel cover 2, make bonnet 11 obtain active force upwards, reduce and make bonnet 11 be applied to the locational pressure of pressure limiting valve block set 13 steam drain, the pressure at expulsion in corresponding thereby " reduction " the present embodiment one pressure cooker, contrary with aforesaid " raising " effect, both cancel out each other, can make the present embodiment one pressure cooker keep the operating pressure exhaust of its former setting, thereby guarantee the present embodiment one pressure cooker safe handling.In a word, the silencer cover 5 that institute's structure is established can not only further reduce exhaust noise and strengthen antispray effect, and does not affect the present embodiment one pressure cooker exhaust steam pressure, does not affect the safe handling of this pressure cooker.
Further structure 8: above-mentioned silencer cover 5 be provided be positioned at retaining groove 46 tops around the bonnet groove of 11 1 weeks 52, the bottom side of described groove 52 is provided with several along circumferential uniform steam vent 53.Change the steam vent 53 that institute structure establishes size or and quantity also can appropriate regulation exhaust noise, setting depends on actual need, in order to possess the exhaust noise of suitable size, so that operator is easy to the duty of perception the present embodiment one pressure cooker, so that the firepower regulation and control of cooking.The profit that the groove 52 that institute's structure is established and steam vent 53 are conducive to generate on silencer cover 5 drops down onto the end shoulder 45 of retaining groove 46 from the lower end side of steam vent 53, flow into holding groove 3 through overflow slotted eye 21 more afterwards, can make the profit that fluid-mixing generates on silencer cover 5 also easily accumulate in holding groove 3, be conducive to more collections of profit, be of value to the use of the present embodiment one pressure cooker; Meanwhile, structurally, can utilize the 52 weeks end of groove along realizing installation guiding and the position-limiting action of silencer cover 5 in barrel cover 2, make both fit structure compactnesses, it is more convenient to use.
Further structure 9: the upper end edge of above-mentioned cover through hole 51 is positioned at the next week at the maximum outside diameter place on mushroom-shaped bonnet 11 tops along on sustained height position.Cover through hole 51 is suitable for bonnet 11 above-mentioned relative position relation between the two the pressure limiting valve that bonnet 11 is mushroom-shaped, and there is following effect: (1). bonnet 11 tops are exposed, easily observe the relative position state of silencer cover 5 and bonnet 11, be convenient to adjust the installation site of silencer cover 5; (2). along with fluid-mixing discharge rate increases, the height and position of mushroom-shaped bonnet 11 rises to some extent, and can change the steam discharge angle of fluid-mixing and suitably increase exhaust noise, be conducive to the variation of the duty of operator's perception the present embodiment one pressure cooker, and be easy to make the firepower regulation and control that are applicable to wish.
Further structure 10: above-mentioned silencer cover 5 is made up of metal material, and be provided with the heat insulation ring set 6 of being made by plastic material that is tightly placed in cover through hole 51 outer circumferential sides, cover through hole 51 outer circumferential sides and plastic cement ring set 6 have the suitable height of being affectedly bashful to adapt to staff.Plastic cement ring set 6 has certain heat-blocking action, cooks in use procedure at pressure cooker, is difficult for being burned with the hand-held silencer cover 5 of getting, and Emergency use is convenient.
The present embodiment one pressure cooker has following features: (1). and obviously different from prior art, in the present embodiment one, structure has been established the holding groove 3 for accepting profit, ad hoc holding groove 3 makes this pressure cooker have the function of collecting and storing profit, heat energy loss when making not overflow of profit that fluid-mixing forms on the surface of pot cover 1 and avoiding increasing pressure cooker and cook, this profit does not accumulate in end week side and avoid affecting the normal exhaust of pressure limiting valve of pressure limiting valve yet, overcome in prior art because formed profit not being done appropriate disposal or formed profit is disposed to the incorrect defect causing.(2). obviously different from prior art, the drainage cover plate 4 that in the present embodiment one, institute's structure is established can be guided from the fluid-mixing of the ejection downwards of the fit clearance between bonnet 11 and block set 13 and flow obliquely, particularly work as the large or flow velocity of this sprayed mixed-fluid pressure when fast, be easier to make it to flow obliquely, and under the mating reaction of ad hoc retaining groove 46 and overflow slotted eye 21, the profit that isolated profit and this fluid-mixing form in barrel cover 2 inner sides from this fluid-mixing can be collected in holding groove 3.Be that the drainage cover plate 4 that institute's structure is established can make form profit and be collected in holding groove 3 from the greater part fluid-mixing of pressure limiting valve ejection, and make this pressure cooker can overcome better the defect that prior art easily exists.(3). unlike the prior art, the upper end of the barrel cover 2 in the present embodiment one is open ports, realizing on the basis of antispray function and appropriateness reduction exhaust noise, the upper end open ports of this barrel cover 2 can make that remaining fluid-mixing is without hindrance emerges, make the inside and outside gas pressure of barrel cover 2 be close to identical, and make remaining fluid-mixing also not affect the normal exhaust of pressure limiting valve, thereby can overcome better the defect that prior art easily exists.(4). the upper end week of the external annulus 30 in the present embodiment one is the relevant position lower than the lower edge of overflow slotted eye 21 along height and position, can make this pressure cooker under severe duty, reliably realize above-mentioned functions, and obtain safe handling for more time, and make this pressure cooker there is outstanding dependability and security.(5). the spill and leakage hole 48 in the present embodiment one can guarantee that profit does not accumulate in the week end side of pressure limiting valve, if there is abnormality, this pressure cooker is normally steam discharge and safe handling also, and strengthens reliability and security that this pressure cooker uses.(6). the width of the end shoulder 45 in the present embodiment one is suitable large, can make retaining groove 46 can tackle more heavy wool water, and the width of end shoulder 45 is large, and profit collection efficiency is higher.(7). through hole 40 apertures on the skew wall 42 in the present embodiment one are greater than the maximum outside diameter of bonnet 11, apply mechanically at any time barrel cover 2 members such as grade in the process of cooking, and make this pressure cooker have stronger practicality.(8). the holding groove 3 in the present embodiment one is positioned at the periphery of barrel cover 2, is easy to observe the profit collecting amount in holding groove 3, is conducive to the cleaning of toppling over operation and holding groove 3 of profit, this pressure cooker is used more convenient.(9). the barrel cover 2 in the present embodiment one device is provided with silencer cover 5, further reduce exhaust noise and strengthen antispray effect, the silencer cover 5 that institute's structure is established does not affect the normal exhaust of pressure limiting valve and the safe handling of this pressure cooker, and easy to loading and unloading, visual pressure cooker specifically uses state or the different demands of exhaust noise size and reducing noise amplitude selected flexibly.Be that the silencer cover 5 that institute's structure is established makes the function of this pressure cooker more perfect, be conducive to applying of this pressure cooker.(10). barrel cover 2 and the integral structure of holding groove 3 in the present embodiment one, also the integral structure such as the skew wall 42 of tapered sleeve 47, end shoulder 45 and side circle 44 and drainage cover plate 4, this practicality rational in infrastructure, and can adopt sheet metal stamping to make, manufacture craft is simple, easy to loading and unloading, be conducive to this pressure cooker and apply.
Embodiment bis-
The thering is antispray and preserve the pressure cooker (structure is shown in Fig. 5 to Fig. 8 and Figure 14) of profit function of the embodiment of the present invention two.On the basis of the embodiment of the present invention one, the structure difference of the present embodiment two is:
Above-mentioned try to get to the heart of a matter 41 with the integral structure of pot cover 1.
The present embodiment two has outside common advantage with the present embodiment one, also has following features: in the structure of the present embodiment two, saved individual member and tried to get to the heart of a matter 41, and on pot cover 1, set up corresponding structure to realize 41 the function of trying to get to the heart of a matter in embodiment mono-, make the more compact structure of the present embodiment two, use more convenient and be easy to apply.
Other structure in the present embodiment two and function thereof are corresponding to described in embodiment mono-, and this repeats no more.
Embodiment tri-
The thering is antispray and preserve the pressure cooker (structure is shown in Fig. 9 to Figure 12 and Figure 14) of profit function of the embodiment of the present invention three.On the basis of the embodiment of the present invention one and embodiment bis-, the structure difference of the present embodiment three is:
The integral connection of barrel of above-mentioned end shoulder 45 and barrel cover 2 so that barrel cover 2 and the end take on 45 and be jointly connected in aggregates with other member of its all-in-one-piece.
On the basis of embodiment mono-and embodiment bis-, 45 in aggregates connections were takeed on in barrel cover 2 and the end of the present embodiment three, the present embodiment three and the present embodiment one and embodiment bis-are had outside common advantage, also has following features: the feature structure of this pressure cooker is compacter, can adopt plastic material mold pressing to make, cost of manufacture is low, and it is more convenient to load and unload, use more conveniently, be easier to practice.
Other structure in the present embodiment three and function thereof are corresponding to described in embodiment mono-and embodiment bis-, and this repeats no more.
These are obviously different from prior art, of the present invention have antispray and preserve holding groove ad hoc in the pressure cooker of profit function and make apparatus of the present invention have the function of profit of collection, overcome in prior art because formed profit not being done appropriate disposal or formed profit is disposed to the incorrect defect causing.The drainage cover plate that in pressure cooker of the present invention, institute's structure is established can make form profit and be collected in holding groove from the greater part fluid-mixing of pressure limiting valve ejection, and makes this pressure cooker can overcome better the defect that prior art easily exists.The upper end of the barrel cover in pressure cooker of the present invention is open ports, makes remaining fluid-mixing not affect the normal exhaust of pressure limiting valve, can overcome better the defect that prior art easily exists.The upper end week of the external annulus in pressure cooker of the present invention is the relevant position lower than the lower edge of overflow slotted eye along height and position, can make this pressure cooker obtain the safe handling of longer time under severe duty, and have outstanding safety in utilization.Spill and leakage hole in pressure cooker of the present invention make this pressure cooker can be under abnormality more reliable and safe handling.Through-hole aperture on skew wall in pressure cooker of the present invention is greater than the maximum outside diameter of bonnet, this pressure cooker is used more convenient.The silencer cover arranging in pressure cooker of the present invention does not affect the normal exhaust of pressure limiting valve, and silencer cover handling easily, can be applied mechanically at any time, can further reduce exhaust noise and strengthen antispray effect, makes this pressure cooker have more perfect function.The pressure cooker feature structure of the embodiment of the present invention is reasonable and practical, and can adopt sheet metal or plastic material mold pressing to make, and manufacture craft is simple, easy to loading and unloading, offers convenience and be easy to apply to the use of cooking of pressure cooker.
Claims (10)
1. a pressure cooker that there is antispray and preserve profit function, include the pot body (10) of pressure cooker and the pot cover with pressure limiting valve (1) matching with it, on described pot cover (1), have around pressure limiting valve one week in order to block from the barrel cover (2) of the fluid-mixing of pressure limiting valve ejection, it is characterized in that: the bottom of described barrel cover (2) be provided be positioned on pot cover (1) around the pressure limiting valve bonnet holding groove (3) of (11) weeks;
Described holding groove (3) is by the barrel of barrel cover (2) and be positioned at the external annulus (30) of its outer gusset and be integrally connected in the threes such as bottom land (32) between both bottoms and form;
Between described barrel cover (2) and bonnet 11, there is suitable spacing, its inner side be arranged be positioned at bonnet (11) below around the pressure limiting valve drainage cover plate (4) of a week;
Described drainage cover plate (4) by be provided with trepanning (43) try to get to the heart of a matter (41) and via through holes (40) is sleeved on its peripheral skew wall (42) and forms; Described trying to get to the heart of a matter (41) is connected in block set (13) bottom of pressure limiting valve through trepanning (43), and and the bottom side of bonnet (11) between there is the suitable spacing of passing through for fluid-mixing;
Described skew wall (42) is the upward shape that sticks up, and the height and position on all edges, its upper end is lower than the relevant position on the lower edge of pressure limiting bonnet bore (12), so that pass through from the top of skew wall (42) from the fluid-mixing of pressure limiting bonnet bore (12) ejection;
Through hole (40) upper end on described skew wall (42) week is along the upside periphery edge higher than try to get to the heart of a matter (41) not so that from the gap between pressure limiting valve bonnet (11) and block set (13) downwards the fluid-mixing of ejection by through hole (40) upper end week edge stop;
Described skew wall (42) has suitable gradient, its upper end week along and try to get to the heart of a matter and between (41), there is suitable height so that the gap between pressure limiting valve bonnet (11) and block set (13) downwards the fluid-mixing of ejection be easy to flow obliquely and cross its upper end week edge and entering the space above it;
The upper periphery side of described skew wall (42) is provided with and its integral side circle (44) that is annular being connected, and the lower end week of described side circle (44), along the upper end week edge lower than described skew wall (42), has suitable height between the two;
Described side circle (44) bottom is provided with and its integral end shoulder (45) that is annular being connected, and described end shoulder (45) has suitable width;
The outer circumferential side of described end shoulder (45) is along the barrel inner side that is socketed on described barrel cover (2), form the retaining groove (46) with suitable height and width so that both and described side circle (44) enclose jointly, described retaining groove (46) can be tackled from the barrel inner side of described barrel cover (2) and drop down the profit falling;
The barrel that is the barrel cover (2) of described retaining groove (46) outer circumferential side is provided with several along the overflow slotted eye (21) circumferentially distributing, the height and position of the lower edge of described overflow slotted eye (21) is lower than the upper end week edge of described skew wall (42), but be not less than the downside week edge of described end shoulder (45), and make to be flow to described holding groove (3) by the profit of retaining groove (46) interception through overflow slotted eye (21).
2. the pressure cooker that has antispray and preserve profit function according to claim 1, is characterized in that: the bottom being close under itself and end shoulder (45) cooperation position of described barrel cover (2) is up-small and down-big taper barrel structure; The lower outer periphery edge of described end shoulder (45) is provided with and its integral tapered sleeve that is taper barrel (47) being connected, described tapered sleeve (47) and mutually close joining of described barrel cover (2).
3. the pressure cooker that has antispray and preserve profit function according to claim 1 and 2, is characterized in that: the upper end week of described external annulus (30) is the relevant position lower than the lower edge of described overflow slotted eye (21) along height and position.
4. the pressure cooker that has antispray and preserve profit function according to claim 3, is characterized in that: described barrel cover (2) and holding groove (3) are supported in through the bottom side of the skew wall (42) of described drainage cover plate (4) on the surface of pot cover (1) and are connected with pot cover (1) contact; Between bottom land (32) downside of described holding groove (3) and the surface of pot cover (1), there is the suitable gap for profit circulation; The bottom side of the skew wall (42) of described drainage cover plate (4) is provided with the spill and leakage hole (48) connecting with above-mentioned gap, so that the profit in described drainage cover plate (4) can also can circulate in the gap of described bottom land (32) downside from described spill and leakage hole (48) overflow in the surface of pot cover (1).
5. the pressure cooker that there is antispray and preserve profit function according to claim 4, it is characterized in that: the through hole (40) on described skew wall (42) is circular hole, its aperture is greater than the maximum outside diameter of bonnet (11), so that described skew wall (42) via through holes (40) is through bonnet (11); Described through hole (40) with described in try to get to the heart of a matter and be connected with the mated condition fit easily departing between (41).
6. according to thering is antispray and preserving the pressure cooker of profit function described in claim 4 or 5, it is characterized in that: described in try to get to the heart of a matter (41) and the integral structure of pot cover (1).
7. the pressure cooker that there is antispray and preserve profit function according to claim 6, it is characterized in that: the integral connection of barrel of described end shoulder (45) and described barrel cover (2), so that described barrel cover (2) was takeed on (45) and is jointly connected in aggregates with other member of its all-in-one-piece with the described end.
8. the pressure cooker that has antispray and preserve profit function according to claim 1, is characterized in that: the upper end of described barrel cover (2) is open ports.
9. the pressure cooker that there is antispray and preserve profit function according to claim 8, it is characterized in that: the top of described barrel cover (2) is provided with and is sleeved on the locational silencer cover of its open ports (5), the center of described silencer cover (5) is provided with around the bonnet rounded cover through hole (51) of (11) weeks, and make bonnet (11) be positioned at described cover through hole (51), there is suitable steam discharge gap between the two.
10. the pressure cooker that there is antispray and preserve profit function according to claim 9, it is characterized in that: described silencer cover (5) be provided be positioned at described retaining groove (46) top around the bonnet groove (52) of (11) weeks, the bottom side of described groove (52) is provided with several along the steam vent (53) circumferentially distributing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210481640.XA CN103829787A (en) | 2012-11-23 | 2012-11-23 | Pressure cooker with splashing prevention function and oil water storage function |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210481640.XA CN103829787A (en) | 2012-11-23 | 2012-11-23 | Pressure cooker with splashing prevention function and oil water storage function |
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| CN103829787A true CN103829787A (en) | 2014-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210481640.XA Pending CN103829787A (en) | 2012-11-23 | 2012-11-23 | Pressure cooker with splashing prevention function and oil water storage function |
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| CN87207771U (en) * | 1987-05-13 | 1988-06-22 | 代范伊 | Splash-proof lid for pressure cooker with double layer splash-proof |
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