CN103815772A - Splashing preventing and oily water collecting device of cooking pressure cooker - Google Patents

Abstract

The invention provides a splashing preventing and oily water collecting device of a cooking pressure cooker. The splashing preventing and oily water collecting device comprises a cylindrical cover (2). A receiving groove (3) is formed in the lower portion of the cylindrical cover (2); the receiving groove (3) comprises the cylindrical cover (2), an inner ring wall (31) and a groove bottom (32); the cylindrical cover (2) and the receiving groove (3) sleeve the outer periphery of a valve bonnet (11) and are connected with a cooker lid (1) in a clinging manner by the groove bottom (32); the peripheral edge of the upper end of the inner ring wall (31) is lower than the lower edge of a bonnet hole (12). The splashing preventing and oily water collecting device has the advantages that splashing preventing, oily water collecting and noise reducing functions can be realized on the premise that the safety use of the pressure-cooker is unaffected; the cylindrical cover (2) and the receiving groove (3) are of integral structures, and accordingly the splashing preventing and oily water collecting device is reasonable and practical in structure, can sleeve the existing pressure cooker to be used at any time, brings convenience for cooking by the aid of the pressure cooker and is easy to popularize and apply.

Description

Cook pressure cooker antispray and oil-water collecting device

Technical field

The present invention relates to one cook pressure cooker antispray and oil-water collecting device.

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 one cook pressure cooker antispray and oil-water collecting device, the pressure cooker of cooking adopts this device, cook in process at pressure cooker, there is splash phenomenon in the fluid-mixing that not only can prevent its discharge, can suitably reduce exhaust noise, formed profit be can also collect, and the normal exhaust of pressure limiting valve and the safe handling of pressure cooker do not affected.

The object of the present invention is achieved like this, described cook pressure cooker antispray and oil-water collecting device, include be positioned at that pressure cooker covers 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 is by the barrel of described barrel cover with at the internal ring wall with through hole of its inner side and be integrally connected in the threes such as bottom land between both bottoms and form; The minimum-value aperture of described through hole is greater than the maximum outside diameter of bonnet upper end so that described barrel cover and holding groove through described through hole kink in the periphery of bonnet, and make to there is suitable gap between all sides of described internal ring wall and bonnet; Described barrel cover and holding groove through and be supported in through described bottom land on the surface of pot cover and be connected with pot cover contact; The bottom shape of described bottom land with it pot cover surface configuration on pot cover Support Position corresponding so that both are in contact condition bonded to each other; Described internal ring wall upper end week edge height and position lower than the relevant position on edge under pressure limiting bonnet bore so that from the fluid-mixing of pressure limiting bonnet bore ejection from the top of described internal ring wall by entering the superjacent air space of described holding groove; Between described barrel cover and described internal ring wall, there is suitable spacing, so that described holding groove has the capacity presetting.

The pressure cooker of cooking adopts apparatus of the present invention, in the time of pressure cooker pressure limiting steam discharge, skim over all edges, upper end of internal ring wall and blocked by the barrel cover apparatus of the present invention from the fluid-mixing of pressure limiting bonnet bore ejection, stoping this fluid-mixing to be directly injected in the peripheral space of pressure cooker; And the profit forming at the madial wall of barrel cover after this fluid-mixing is blocked flows into holding groove while dropping down downwards.Certainly, fluid-mixing also sprays downwards from the fit clearance between pressure limiting valve bonnet and block set, this part mixed flow scale of construction is less, if and it forms a small amount of profit and is also easily vaporized again on pot cover surface, this profit can not form and gather state on pot cover surface, thereby makes the week end side of bonnet avoid gathering profit.; the profit that apparatus of the present invention can make to form from the fluid-mixing of pressure limiting valve ejection is collected in holding groove and avoids accumulating in the week end side of pressure limiting valve, and the remaining fluid-mixing that does not become profit can be from defaulting in without hindrance the emerging of slotted eye (this slotted eye does not affect barrel cover and blocks fluid-mixing) this device barrel cover with gas form.

Apparatus of the present invention can be blocked the fluid-mixing from pressure limiting valve ejection, and remaining fluid-mixing can without hindrancely emerge (rather than ejection), make remaining fluid-mixing there will not be spray regime, thereby make apparatus of the present invention realize antispray function.Meanwhile, the profit that fluid-mixing forms in this device is collected in the ad hoc holding groove of the present invention, and not overflow is on pot cover surface, thus the heat energy loss when avoiding increasing pressure cooker and cooking and the normal exhaust of pressure limiting valve.And a small amount of profit forming from the fluid-mixing of bonnet bottom ejection can avoid gathering on pot cover surface, thereby also avoid affecting the normal exhaust of pressure limiting valve.Moreover the remaining fluid-mixing in this device can without hindrancely be emerged, the inside and outside gas pressure of this device is close to identical, and makes remaining fluid-mixing in this device also not affect the normal exhaust of pressure limiting valve.And, because this device has blocked from the fluid-mixing of pressure limiting valve ejection, propagate to the external world and can weaken exhaust noise, also make this device there is the effect of certain reduction exhaust noise.

In a word, the function that cook pressure cooker antispray and oil-water collecting device of the present invention have antispray and collect profit and noise-reducing, the profit that fluid-mixing generates in apparatus of the present invention and remaining fluid-mixing do not affect the normal exhaust of pressure limiting valve, can guarantee that pressure cooker uses with its original safe condition, thereby overcome the defect that prior art easily exists, solved the problem that pressure cooker easily exists in the time cooking use.

Barrel cover and the holding groove of the integral structure that institute of the present invention structure is established, reasonable integral structure practicality, the simple cost of technique is low, handling easily, easy to clean, and can be sleeved at any time on existing pressure cooker and use, use to cooking of pressure cooker and offer convenience and be easy to apply.

Accompanying drawing explanation

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 the organigram of the embodiment of the present invention two.

Fig. 4 is the top view of cover in Fig. 3 shoulder 4 and plush copper 42.

Fig. 5 is the organigram of the embodiment of the present invention three.

Fig. 6 is the common right view of Fig. 3 and Fig. 5 (part).

Fig. 7 is barrel cover 2 in Fig. 1, Fig. 3 and Fig. 5 and the upward view of holding groove 3.

Fig. 8 is silencer cover 5 in Fig. 3 and Fig. 5 and the top view of ring set 6.

In figure: pot cover 1, bonnet 11, cap hole 12, block set 13, barrel cover 2, holding groove 3, internal ring wall 31, through hole 311, bottom land 32, overflow launder 33, cover shoulder 4, trepanning 41, plush copper 42, concane gap 43, silencer cover 5, cover through hole 51, groove 52, steam vent 53, ring set 6.

The specific embodiment

Below in conjunction with drawings and Examples, the present invention is described in detail.

Embodiment mono-

Cook pressure cooker antispray and the oil-water collecting device (structure is shown in Fig. 1, Fig. 2 and Fig. 7) of the embodiment of the present invention one, include be positioned on high-pressure cooker cover 1 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 above-mentioned barrel cover 2 be provided be positioned on pot cover 1 around the pressure limiting valve bonnet holding groove of 11 1 weeks 3; Above-mentioned holding groove 3 is by the barrel of barrel cover 2 with at the internal ring wall with through hole 311 31 of its inner side and be integrally connected in the threes such as bottom land 32 between both bottoms and form; The minimum-value aperture of above-mentioned through hole 311 is greater than the maximum outside diameter of bonnet 11 upper ends, so that barrel cover 2 and holding groove 3 via through holes 311 kinks are in the periphery of bonnet 11, and makes to have suitable gap between internal ring wall 31 and all sides of bonnet 11; Above-mentioned barrel cover 2 and holding groove 3 through and be supported in through bottom land 32 on the surface of pot cover 1 and be connected with pot cover 1 contact; The bottom shape of above-mentioned bottom land 32 with it pot cover 1 surface configuration on pot cover 1 Support Position corresponding so that both are in contact condition bonded to each other; Above-mentioned internal ring wall 31 upper end week edge height and position lower than the relevant position on 12 times edges of pressure limiting bonnet bore so that the fluid-mixing spraying from pressure limiting bonnet bore 12 from the top of internal ring wall 31 by entering the superjacent air space of holding groove 3; Between above-mentioned barrel cover 2 and internal ring wall 31, there is suitable spacing, so that holding groove 3 has the capacity presetting.

The upper end of above-mentioned barrel cover 2 is preferably open ports.In the barrel cover of apparatus of the present invention, can offer the slotted eye of suitable size and suitable number, emerge so that remaining fluid-mixing is without hindrance, if the set position of this slotted eye do not affect barrel cover to ejection fluid-mixing effectively block effect just can.And the barrel cover barrel cover 2 that preferably its upper end is open ports in the present embodiment one device, its benefit having is: (1). be more conducive to top without hindrance emerge of remaining fluid-mixing from barrel cover 2, and be conducive to this fluid-mixing and discharged by smoke exhaust ventilator suction sooner; (2). need not lay slotted eye from the sidewall of barrel cover 2, make barrel cover more reasonable structure and manufacture craft simpler, antispray better effects if, is used and cleans also more convenient; (3). can select the height of barrel cover 2 to need big or small exhaust noise so that operator is easy to the duty of perception pressure cooker to change the reduction amplitude of exhaust noise, to obtain, the pressure cooker in cooking be made to the firepower regulation and control that are applicable to wish and be conducive to operator; (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 cook pressure cooker antispray and the oil-water collecting device of the embodiment of the present invention one has following effects.

The pressure cooker of cooking adopts the present embodiment one device, and in the time of pressure cooker pressure limiting steam discharge, the fluid-mixing spraying from pressure limiting bonnet bore 12 skims over all edges, upper end of internal ring wall 31 and blocked by barrel cover 2, stops this fluid-mixing to be directly injected in the peripheral space of pressure cooker; And the profit forming at the madial wall of barrel cover 2 after this fluid-mixing is blocked flows into holding groove 3 while dropping down downwards.Simultaneously, fluid-mixing also sprays downwards from the fit clearance between pressure limiting valve bonnet 12 and block set 13, this part mixed flow scale of construction is less, if and it is also easily vaporized in the pot cover 1 surface a small amount of profit of upper formation, a small amount of profit that may be formed by this part fluid-mixing can not form the state of gathering in pot cover 1 surface is upper, makes the week end side of bonnet 11 avoid gathering profit.; the device of the present embodiment one can make the profit forming at the madial wall of barrel cover 2 from the fluid-mixing of pressure limiting valve ejection be collected in the holding groove 3 of this device, does not become without hindrance the emerging of upper end open ports from barrel cover 2 with gas form of remaining fluid-mixing of profit.

In order to make the function of apparatus of the present invention more perfect, to make it to be easier to enforcement and application, further structure is established following structure, its benefit is statement subsequently also, that is: the bottom of above-mentioned holding groove 3 is provided with several along circumferential uniform overflow launder 33, overflow launder 33 makes the interior confining space of internal ring wall 31 connect through the bottom of holding groove 3 and the peripheral space of barrel cover 2, and makes to be that the lip-deep profit of pot cover 1 enclosing in internal ring wall 31 can be from overflow launder 33 circulates pot cover 1 surface as for barrel cover 2 peripheries.

The overflow launder 33 that institute's structure is established can be realized following effect: (1). in reality, fit clearance between bonnet 12 and the block set 13 of high-pressure cooker pressure limiting valve may be larger, or there is abnormal steam discharge state, and make from the fluid-mixing of pressure limiting valve bonnet 11 bottom ejections and larger in the amount of pot cover 1 surface formation profit, the overflow launder 33 that this fluid-mixing and profit can be established through institute's structure is discharged swimmingly, in order to avoid affect the normal exhaust of pressure limiting valve, and make this device there is stronger using adaptability, further overcome the defect easily existing in prior art; (2). when pressure cooker is in the time continuing the state of cooking of vigorous fire, or be temporarily negligent of management and control because of user, exceed it and set the profit of capacity and made holding groove 3 inner accumulated, this over capacity profit can be from pot cover 1 surface of enclosing in internal ring wall 31 along overflow in the upper end week of internal ring wall 31, and can be upper in pot cover 1 surface of barrel cover 2 peripheries through overflow launder 33 overflows, thereby make this profit avoid accumulating in the week end side of pressure limiting valve; (3). with respect to other structure that also can make this over capacity profit overflow, it is longer that the overflow launder 33 of the present embodiment can make this over capacity profit overflow the flow process of rear process, this profit is more fully vaporized, and pressure cooker is dispelled the heat more quickly and effectively, with the soup vaporization flow stall degree slowing down in pressure cooker, thereby make pressure cooker can under severe duty, obtain the safe handling of longer time.

The present embodiment one device 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 device have the function of collecting and storing profit, heat energy loss when making not overflow of profit that fluid-mixing forms in this device 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). 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 without hindrance the emerging of remaining fluid-mixing in this device, and make the remaining fluid-mixing in this device also not affect the normal exhaust of pressure limiting valve, thereby can overcome better the defect that prior art easily exists.(3). unlike the prior art, upper end in the present embodiment one is that the barrel cover 2 of open ports has certain deadening, the barrel cover 2 of this structure, as long as its height of appropriate change just can change the reduction amplitude of exhaust noise, with this, can reduce according to exhaust noise the concrete needs of amplitude, suitably select the height of barrel cover 2, in having subdued exhaust noise great Yi and having disturbed people's adverse effect, can possess suitably little noise and can make operator be 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) bottom land 32 in the present embodiment one contacts with pot cover 1 is bonded to each other, make contact-making surface between the two larger, and because pot cover 1 surface of bottom land 32 on pot cover 1 Support Position is slightly protruding curved surface shape, can make the relative position between barrel cover 2 and holding groove 3 and pot cover 1 and bonnet 11 keep stable, can make barrel cover 2 and holding groove 3 also can reliable and stablely use under the mating reaction of infinite place member, thereby can simplify structure of the present invention, make apparatus of the present invention more be simple and easy to use, also can provide advantage for the setting of silencer cover.。(5) barrel cover 2 and the integral structure of holding groove 3 in the present embodiment one, available plastic material or sheet metal are molded, technique is reasonable, production cost is low, and can be sleeved on existing pressure cooker and use, easily, easy to clean, offers convenience and is easy to apply to the use of cooking of pressure cooker in handling.

Embodiment bis-

Cook pressure cooker antispray and the oil-water collecting device (structure is shown in Fig. 3, Fig. 4 and Fig. 6 to Fig. 8) of the embodiment of the present invention two.On the basis of the embodiment of the present invention one, in order to make the function of apparatus of the present invention more perfect, to make it being easier to enforcement and application, further structure is established following structure, that is:

Further structure 1: in above-mentioned internal ring wall 31, be arranged be positioned on pot cover 1 around the pressure limiting valve cover of week shoulder 4, cover shoulder 4 is connected in the bottom of pressure limiting valve block set 13 through trepanning 41, between cover shoulder 4 and the bottom side of bonnet 11, have the suitable spacing of passing through for fluid-mixing; Barrel cover 2 and holding groove 3 are takeed on 4 in described cover through internal ring wall 31 kinks; Between described cover shoulder 4 and overflow launder 33, there is suitable gap, take on 4 and the smooth and easy inflow overflow launder 33 of the lip-deep profit of pot cover 1 so that be positioned at cover.

This provides a kind of better simply to limit the limit configuration of relative position between barrel cover 2 and holding groove 3 and bonnet 11, and makes the suitable gap of maintenance between internal ring wall 31 and 11 weeks sides of bonnet, to facilitate installation and the use of barrel cover 2 and holding groove 3; Set gap so that overflow launder 33 play a part corresponding to described in embodiment mono-.

Further structure 2: the periphery edge of above-mentioned cover shoulder 4 is provided with circumferentially uniform plush copper 42 of at least three edges, plush copper 42 and the cover shoulder 4 integral inner sides that are connected and are positioned at internal ring wall 31, plush copper 42 is up-small and down-big cone shape.This structure is installed guiding and position-limiting action to barrel cover 2 and 3 of holding grooves, is conical plush copper 42 and is more convenient for installing and using of barrel cover 2 and holding groove 3.

Further structure 3: above-mentioned cover shoulder 4 is provided with oral area between two adjacent plush coppers 42 concane gap 43 outwardly.The concane gap 43 that institute's structure is established makes to overflow and falls within the lip-deep profit of pot cover 1 enclosing in internal ring wall 31 and flow into more swimmingly in overflow launder 33, is conducive to improve the reliability that realizes above-mentioned functions.

Further structure 4: 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 of selecting institute's structure to establish that can depend on actual need, further to reduce exhaust noise and to strengthen antispray effect, so that this device has more perfect function.The silencer cover 5 that institute's structure is established 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, the gas pressure being formed by remaining fluid-mixing in barrel cover 2 is greater than its ambient pressure, cause also corresponding " raising " of pressure at expulsion in pressure cooker, under this state, and relative position relation 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 " pressure cooker, contrary with aforesaid " raising " effect, both cancel out each other, can make this pressure cooker keep the operating pressure exhaust of its former setting, do not affect the normal exhaust of pressure limiting valve, thereby guarantee that pressure cooker uses with its original safe condition.

Further structure 5: above-mentioned silencer cover 5 be provided be positioned at holding groove 3 tops around the bonnet groove of 11 1 weeks 52, the bottom side of described groove 52 is provided with several along the steam vent 53 circumferentially distributing.Change the steam vent 53 that institute structure establishes size or and quantity also can appropriate regulation exhaust noise, settings that depend on actual need, in order to possess the exhaust noise of suitable size, so that operator is easy to the duty of perception pressure cooker, so that the firepower of cooking regulates and controls.The profit that the groove 52 that institute's structure is established and steam vent 53 are conducive to generate on silencer cover 5 falls into holding groove 3 from the lower end side of steam vent 53, 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 this device; 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 6: the upper end week of above-mentioned cover through hole 51 is along being 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 operator's perception pressure cooker duty, and be easy to make the firepower regulation and control that are applicable to wish.

Further structure 7: 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 silencer cover 5 of taking, and Emergency use is convenient.

The present embodiment two devices has following features: (1). and the cover shoulder 4 that institute's structure is established is more convenient for the fitting operation of this device, uses more convenient.(2). the silencer cover 5 that institute's structure is established has solved the problem easily existing in prior art, makes the function of this device more perfect, is conducive to applying of apparatus of the present invention.

Embodiment tri-

Cook pressure cooker antispray and the oil-water collecting device (structure is shown in Fig. 5 to Fig. 8) of the embodiment of the present invention three, contrast with the embodiment of the present invention two, and its structure difference is:

Above-mentioned cover shoulder 4 is and the integral structure of pot cover 1.

In the structure of the present embodiment three, save individual member and overlapped shoulder 4, and the cooperation of making local structure on pot cover 1 changes the conformation function of the cover shoulder 4 that just can realize in embodiment bis-, the more compact structure that the present embodiment three is installed, is used more convenient and is easy to apply.

Other structure in the present embodiment three and corresponding function thereof are corresponding to described in embodiment mono-and embodiment bis-, and this repeats no more.

Obviously different from prior art, in cook pressure cooker antispray and oil-water collecting device of the present invention, ad hoc holding groove makes apparatus of the present invention have the function of collecting profit, make not overflow of profit in this device on pot cover surface, also avoid accumulating in the week end side of pressure limiting valve, overcome in prior art because formed profit not being done appropriate disposal or formed profit is disposed to the incorrect defect causing, and solved pressure cooker in the easily problem of existence of cooking while using.Bottom land 32 in the present invention contacts with pot cover 1 is bonded to each other, can make the relative position between barrel cover 2 and holding groove 3 and pot cover 1 and bonnet 11 keep stable, can make barrel cover 2 and holding groove 3 also can reliable and stablely use under the mating reaction of infinite place member, thereby can simplify structure of the present invention, make apparatus of the present invention more be simple and easy to use, also can provide advantage for the setting of silencer cover.The upper end of the barrel cover in apparatus of the present invention is open ports, make barrel cover more reasonable structure and manufacture craft simpler, remaining fluid-mixing is emerged from the top of barrel cover 2 and can be discharged by smoke exhaust ventilator suction sooner, and can be by changing the height of barrel cover 2 with the reduction amplitude of change exhaust noise, also for the setting of silencer cover provides advantage.Obviously different from prior art, in apparatus of the present invention, ad hoc silencer cover 5 makes the exhaust noise of apparatus of the present invention reduce amplitude can the selection of two kinds of different class, can overcome exhaust noise in prior art and reduce not malleable and the defects such as the use inconvenience that causes of amplitude; And, in apparatus of the present invention, applying mechanically silencer cover 5 not only further reduces exhaust noise and strengthens antispray effect, make this device there is more perfect function, and do not affect the normal exhaust of pressure limiting valve, solve in prior art because the bonnet of pressure limiting valve being surrounded to the use safety problem easily causing.

The integral structure of the holding groove of the embodiment of the present invention and barrel cover, handling and easy to clean, and can adopt sheet metal or plastic material mold pressing to make, manufacture craft is simple, can on existing pressure cooker, apply, and can in pressure cooker is cooked process, apply mechanically at any time, offer convenience and be easy to apply to the use of cooking of pressure cooker.

Claims (10)

1. cook pressure cooker antispray and oil-water collecting device, include be positioned on high-pressure cooker cover (1) 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 described barrel cover (2) and be positioned at the internal ring wall with through hole (311) (31) of its inner side and be integrally connected in the threes such as bottom land (32) between both bottoms and form; The minimum-value aperture of described through hole (311) is greater than the maximum outside diameter of bonnet (11) upper end, so that described barrel cover (2) and holding groove (3) through described through hole (311) kink in the periphery of bonnet (11), and make to there is suitable gap between described internal ring wall (31) and all sides of bonnet (11); Described barrel cover (2) and holding groove (3) through and be supported in through described bottom land (32) on the surface of pot cover (1) and be connected with pot cover (1) contact; Pot cover (1) surface configuration on pot cover (1) Support Position is identical with it for the bottom shape of described bottom land (32), so that both are in mutual subsides volt contact condition; Described internal ring wall (31) upper end week edge height and position lower than the relevant position on the lower edge of pressure limiting bonnet bore (12) so that from the fluid-mixing of pressure limiting bonnet bore (12) ejection from the top of described internal ring wall (31) by entering the superjacent air space of described holding groove (3); Between described barrel cover (2) and described internal ring wall (31), there is suitable spacing, so that described holding groove (3) has the capacity presetting.

2. pressure cooker antispray and the oil-water collecting device of cooking according to claim 1, it is characterized in that: the bottom of described holding groove (3) is provided with several along circumferential uniform overflow launder (33), described overflow launder (33) makes the interior confining space of internal ring wall (31) connect through the bottom of holding groove (3) and the peripheral space of barrel cover (2), and makes to be that the lip-deep profit of pot cover (1) enclosing in described internal ring wall (31) can be from described overflow launder (33) circulate pot cover (1) surface as for described barrel cover (2) periphery.

3. pressure cooker antispray and the oil-water collecting device of cooking according to claim 2, it is characterized in that: in the internal ring wall (31) of described holding groove (3), be arranged be positioned on pot cover (1) around the pressure limiting valve cover of week shoulder (4), described cover shoulder (4) is connected in the bottom of pressure limiting valve block set (13) through trepanning (41), between described cover shoulder (4) and the bottom side of bonnet (11), have the suitable spacing of passing through for fluid-mixing; Described holding groove (3) and barrel cover (2) are takeed on (4) in described cover through described internal ring wall (31) kink; Between described cover shoulder (4) and described overflow launder (33), there is suitable gap, take on (4) and the smooth and easy inflow overflow launder of the lip-deep profit of pot cover (1) (33) so that be positioned at cover.

4. pressure cooker antispray and the oil-water collecting device of cooking according to claim 3, it is characterized in that: the periphery of described cover shoulder (4) is along being provided with circumferentially uniform plush copper (42) of at least three edges, described plush copper (42) is takeed on (4) integral inner side that is connected and is positioned at described internal ring wall (31) with described cover, and described plush copper (42) is up-small and down-big cone-shaped.

5. pressure cooker antispray and the oil-water collecting device of cooking according to claim 4, is characterized in that: described cover shoulder (4) is provided with the oral area that is positioned between two adjacent plush coppers (42) concane gap (43) outwardly.

6. pressure cooker antispray and the oil-water collecting device of cooking according to claim 3, is characterized in that: described cover shoulder (4) is and the integral structure of pot cover (1).

7. according to cook pressure cooker antispray and oil-water collecting device described in the arbitrary claim of claim 1 to 6, it is characterized in that: the upper end of described barrel cover (2) is open ports.

8. pressure cooker antispray and the oil-water collecting device of cooking according to claim 7, 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 (11) one weeks rounded cover through holes (51) of bonnet, and make bonnet (11) be positioned at described cover through hole (51), there is suitable steam discharge gap between the two.

9. pressure cooker antispray and the oil-water collecting device of cooking according to claim 8, it is characterized in that: described silencer cover (5) be provided be positioned at described holding groove (3) top within (11) one weeks, be the groove (52) of annular around bonnet, the bottom side of described groove (52) is provided with several along the steam vent (53) circumferentially distributing.

10. pressure cooker antispray and the oil-water collecting device of cooking according to claim 8, is characterized in that: the upper end of described cover through hole (51) week is along being positioned at the next week at the maximum outside diameter place on mushroom-shaped bonnet (11) top along on sustained height position.

Images