CN107713733A - Pressure cooker - Google Patents
Pressure cooker Download PDFInfo
- Publication number
- CN107713733A CN107713733A CN201711130266.8A CN201711130266A CN107713733A CN 107713733 A CN107713733 A CN 107713733A CN 201711130266 A CN201711130266 A CN 201711130266A CN 107713733 A CN107713733 A CN 107713733A
- Authority
- CN
- China
- Prior art keywords
- pressure
- valve
- pot cover
- pressure limiting
- push rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J27/00—Cooking-vessels
- A47J27/08—Pressure-cookers; Lids or locking devices specially adapted therefor
- A47J27/09—Safety devices
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J36/00—Parts, details or accessories of cooking-vessels
- A47J36/02—Selection of specific materials, e.g. heavy bottoms with copper inlay or with insulating inlay
- A47J36/04—Selection of specific materials, e.g. heavy bottoms with copper inlay or with insulating inlay the materials being non-metallic
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Cookers (AREA)
Abstract
The present invention provides a kind of pressure cooker, including pot cover and pot body, and sealing ring is provided between pot cover and pot body, limited valve is installed on pot cover, pressure limiting valve includes：Pressure limiting valve body, is installed on pot cover；Pressure limiting valve element, it is installed in pressure limiting valve body；And seal closure, it is arranged between pressure limiting valve element and pressure limiting valve body to be tightly connected pressure limiting valve element and pressure limiting valve body；Pressure limiting valve element is provided with the seam for penetrating the pressure limiting valve element, and pressure limiting valve element is made of flexible material.Pressure cooker of the present invention, using flexible material as pressure limiting valve element, in the range of certain pressure, characteristic of the seam of pressure limiting valve element due to pressure limiting valve element flexible material in itself is extruded closure, when pressure exceedes certain limit, the seam of pressure limiting valve element could be caused to open pressure release, after pressure recovers limit value, the seam of opening closes again, ensure that the stabilization of pot inner pressure.Using flexible material as pressure limiting valve element, sealing structure is more preferable, and pressurize is more stable.
Description
Technical field
The present invention relates to household electrical appliance technical field, more particularly to a kind of pressure cooker.
Background technology
Pressure cooker is liked extensively by people less because of energy fast cooking and the loss of food nutrition of its culinary art.Pressure cooker
Because time saving, power saving, the advantage such as convenient to use, it has also become one of kitchen tools of cooker industry rapid growth.Existing pressure
The pressure limiting valve structure of pot realizes sealing state, such as rigidity valve element and rigidity blast pipe etc., this knot using hardness sealing
Structure sealing is poor, easily causes the problem of pressure cooker pressurize is bad.
The content of the invention
The invention aims to solve the above problems, there is provided a kind of pressure cooker, have preferable sealing, it is ensured that pressure
Power pan has good pressurize.
In order to achieve the above object, the present invention provides a kind of pressure cooker, including pot cover and pot body, the pot cover and the pot
Sealing ring is provided between body, limited valve is installed on the pot cover, the pressure limiting valve includes：Pressure limiting valve body, it is installed on described
On pot cover；Pressure limiting valve element, it is installed in the pressure limiting valve body；And seal closure, it is arranged at the pressure limiting valve element and the pressure limiting
To be tightly connected the pressure limiting valve element and the pressure limiting valve body between valve body；The pressure limiting valve element, which is provided with, penetrates the pressure limiting valve element
Seam, the pressure limiting valve element is made of flexible material.
In one embodiment of the invention, the seam of the pressure limiting valve element stitches for " ten " font.
In one embodiment of the invention, the pot cover is provided with relief hole, and relief valve is also equipped with the pot cover, described
Relief valve includes：Pressure releasing valve core, it is rotatably installed on the pot cover to block or expose the relief hole；Pressure relief valve body,
Cover at outside the pressure releasing valve core；And compression relief cock, the pressure releasing valve core is connected to control the rotation of the pressure releasing valve core.
In one embodiment of the invention, the pressure releasing valve core includes：Tumbler, there is lug boss, should be with lug boss
One end is rotatably installed on the pot cover, and the other end is provided with first through hole；Retainer ring, there is closure head, the rotation
The lug boss of part is connected after passing through the retainer ring with compression relief cock, and the closure head covers the upper end of the first through hole；
Closeouts, provided with closure groove, one end of notch penetrates the first through hole, and the other end is held on the pot cover；And let out
Pressing spring, in the closure groove, the both ends of pressure release spring are held in the closure head and the closeouts respectively.
In one embodiment of the invention, it is also equipped with showing valve on the pot cover, the display valve includes：Show valve body,
It is installed on the pot cover；Bonnet is shown, movably through the display valve body；Silicone rubber cover, it is installed on the pot cover simultaneously
Through the pot cover, the silicone rubber cover is provided with display groove；Valve rod is shown, its one end connects the display bonnet, other end insertion
The display groove, show that the outer wall of valve rod is provided with protruding ring；And display spring, it is sheathed on outside the display valve rod, display
One end of spring is held in the display valve body, and the other end is held in the protruding ring；The lateral wall of the display bonnet is provided with
One-level shows ring and two level shows ring, and the two level shows that being located on the one-level shows below ring.
In one embodiment of the invention, in addition to：Upper handle, it is connected with the pot cover；Lower handle, connect with the pot body
Connect；And self-locking mechanism, between the upper handle and the lower handle, for sealed upper handle and lower handle.
In one embodiment of the invention, the lower handle is provided with sealed groove, and the sealed groove includes the circumferential direction along pot body
The solution lock section of setting and the locking part that sets of radial direction along pot body, the self-locking mechanism includes：Push button push rod, movably
The upper handle is installed on, and is coordinated with the sealed groove, for pinning the upper handle and the lower handle；With push rod bullet
Spring, the push button push rod and the pot cover are connected, for the push button push rod to be pushed into locking part from the solution lock section of sealed groove；Institute
Stating push button push rod includes the push button portion laterally set and vertically arranged push rod portion, and the push button portion is mutually solid with the push rod portion
Connect, the front end in the push button portion is provided with neck, and the lower end in the push rod portion coordinates with the sealed groove of the lower handle.
In one embodiment of the invention, the self-locking mechanism also includes liftably being installed on only pacifying on the pot cover
Valve, should only peace valve it is corresponding with the push rod portion front end of the push button push rod, should only peace valve include only peace valve body and stop pacify valve element；Wherein
Only peace valve body is made up of silica gel material；It is described only to pacify the valve body hole that valve body is provided with insertion, it should only pacify valve body in projection in valve body hole
There is valve seal portion；The only peace valve element includes bar portion, only opens portion among bar portion, located at the seal spool of one end of the rod
Portion and the display part located at the bar portion other end；In the valve body hole of the bar portion insertion only peace valve body of the only peace valve element, institute
Stating the only portion of opening, to the only peace valve body side is terminated in, the seal spool portion supports and terminates in the valve seal portion, the push button portion
Neck width be more than the external diameter for only opening the bar portion above portion, and less than the external diameter for only opening portion；The upper handle pair
The display part is answered to be provided with the display through hole passed through for the display part.
In one embodiment of the invention, the self-locking mechanism also includes position blocking pin, screens spring and screens guide, the card
In the push rod portion, the position blocking pin is movably arranged in the push rod portion position guide, and the screens spring connects institute
Screens guide and the position blocking pin are stated with the position blocking pin that ejects or retract；The lower handle is provided with what is coordinated with the position blocking pin
Block is touched, position blocking pin is pressed into push rod portion.
In one embodiment of the invention, the self-locking mechanism also includes pressure release bar, and the pressure release bar is fixedly arranged on the push rod
Portion, and the free end of pressure release bar passes through the pot cover, the push rod spring is sheathed on outside the pressure release bar.
Compared with prior art, the beneficial effect of the technical program is：
Pressure cooker of the present invention, using flexible material as pressure limiting valve element, in the range of certain pressure, the seam of pressure limiting valve element by
Closure is extruded in the characteristic of pressure limiting valve element flexible material in itself, when pressure exceedes certain limit, pressure limiting valve element could be caused
Seam opens pressure release, and after pressure recovers limit value, the seam of opening closes again, ensure that the stabilization of pot inner pressure.Using flexibility
Material is as pressure limiting valve element, and sealing structure is more preferable, and pressurize is more stable.
Brief description of the drawings
Fig. 1 is the stereogram of an embodiment of pressure cooker of the present invention；
Fig. 2 is the explosive view of pressure cooker shown in Fig. 1；
Fig. 3 is the cross section view of pressure limiting valve, and seam is in closure state；
Fig. 4 is the cross section view of pressure limiting valve, and seam is in open mode；
Fig. 5 is the stereogram of pressure limiting valve element, and seam is in closure state；
Fig. 6 is the stereogram of pressure limiting valve element, and seam is in open mode；
Fig. 7 is the cross section view of relief valve；
Fig. 8 is the explosive view of relief valve；
Fig. 9 is the cross section view for showing valve；
Figure 10 is the explosive view for showing valve；
Figure 11 is pressure limiting valve body, pressure relief valve body and the structural representation for showing valve body；
Figure 12 is pot cover and the cross section view of upper handle；
Figure 13 is the schematic diagram that push button push rod coordinates with lower handle；
Figure 14 is the structural representation of lower handle；
Figure 15 is the structural representation of push button push rod；
Figure 16 is the cross section view for only pacifying valve；
Figure 17 is the explosive view for only pacifying valve；
Figure 18 is schematic diagram when only pacifying valve normal work；
Figure 19 is schematic diagram when only pacifying valve non-normal working.
Each reference is in figure：
1st, pot cover, 101, relief hole, 11, pot cover groove, 2, pot body, 3, sealing ring, 4, pressure limiting valve, 41, pressure limiting valve body,
42nd, pressure limiting valve element, 43, seal closure, 421, seam, 5, relief valve, 51, pressure relief valve body, 52, pressure releasing valve core, 53, compression relief cock,
521st, tumbler, 522, retainer ring, 523, closeouts, 524, pressure release spring, 5210, bolt and nut, 5211, lug boss, 5212,
First through hole, 5221, closure head, 5231, closure groove, 6, display valve, 61, display valve body, 62, display bonnet, 63, silica gel
Cover, 64, display valve rod, 65, display spring, 621, one-level show ring, 622, two level show ring, 631, display groove, 641, convex
Play ring, 71, upper handle, 72, lower handle, 711, display through hole, 721, sealed groove, 722, touching block, 81, push button push rod, 82, push away
Bar spring, 83, position blocking pin, 84, position blocking pin spring, 85, screens guide, 86, pressure release bar, 811, push button portion, 812, push rod portion,
8111st, neck, 9, only peace valve, 91, only peace valve body, 92, only peace valve element, 901, only peace groove, 911, valve body hole, 912, valve body it is close
Envelope portion, 921, bar portion, 922, only open portion, 923, seal spool portion, 924, display part.
Embodiment
Below in conjunction with the accompanying drawings, by specific embodiment, clear, complete description is carried out to technical scheme.
It refer to shown in Fig. 1, the present invention provides a kind of pressure cooker, including pot cover 1 and pot body 2, the pot cover 1 and the pot
Sealing ring 3 is provided between body 2, so as to form good sealing space in pressure cooker.
It refer to shown in Fig. 2, limited valve 4 be installed on the pot cover 1, the pressure limiting valve 4 includes：Pressure limiting valve body 41, limit
Pressure valve core 42 and seal closure 43.The pressure limiting valve body 41 is installed on the pot cover 1.The pressure limiting valve element 42 is installed on described
In pressure limiting valve body 41.The seal closure 43 is arranged between the pressure limiting valve element 42 and the pressure limiting valve body 41 to be tightly connected
State pressure limiting valve element 42 and the pressure limiting valve body 41.The pressure limiting valve element 42 is provided with the seam 421 for penetrating the pressure limiting valve element 42, described
Pressure limiting valve element 42 is made of flexible material.Preferably, flexible material is silica gel, but not limited to this or other species
Flexible material.
Pressure cooker of the present invention, using flexible material as pressure limiting valve element 42, in the range of certain pressure, pressure limiting valve element 42
421 characteristic due to the flexible material of pressure limiting valve element 42 of seam in itself is extruded closure, as shown in Fig. 3,5；When pressure is more than a fixed limit
Degree, the seam 421 of pressure limiting valve element 42 could be caused to open pressure release, as shown in Fig. 4,6；After pressure recovers limit value, the seam of opening
421 close again, ensure that the stabilization of pot inner pressure.Using flexible material as pressure limiting valve element 42, sealing structure is more preferable, protects
Pressure is more stable.
Preferably, the seam 421 of the pressure limiting valve element 42 stitches for " ten " font.The seam 421 of the shape can allow pressure limiting valve 4 to have
Have preferable pressurize, both may insure to bear certain pressure in pot, again can the timely pressure release when pressure is higher, to ensure pot
Interior pressure is within limits.But not limited to this, the seam 421 of the pressure limiting valve element 42 can also be " one " font, " Y " font
Or the other shapes such as " rice " font, the invention is not limited in this regard.
In order to ensure the safe handling of pressure cooker, need first to carry out pressure release to gas in pot before uncapping, it is ensured that inside and outside pot
Pot cover 1 is opened after pressure is consistent again.It refer to shown in Fig. 2, in an embodiment, the pot cover 1 is provided with relief hole 101, described
Relief valve 5 is also equipped with pot cover 1, the relief valve 5 includes：Pressure releasing valve core 52, pressure relief valve body 51 and compression relief cock 53.Institute
Pressure releasing valve core 52 is stated to be rotatably installed on the pot cover 1 to block or expose the relief hole 101.The pressure relief valve body 51
Cover at outside the pressure releasing valve core 52, it is ensured that the profile of relief valve 5 it is attractive in appearance.The compression relief cock 53 connects the pressure releasing valve core 52
To control the rotation of the pressure releasing valve core 52.When in use, pressure releasing valve core 52 blocks relief hole 101 to pressure cooker, avoids leaking in pot
Gas can not boost.Pressure cooker, by rotating compression relief cock 53, drives pressure releasing valve core 52 to rotate so that relief hole 101 before uncapping
Expose, so as to carry out pressure release to gas in pot, when pot inner pressure is down to it is identical with pot external pressure when, then open pot cover 1, it is ensured that
The security used.
It refer to Fig. 7, shown in 8, in an embodiment, the pressure releasing valve core 52 includes：Tumbler 521, retainer ring 522, envelope
Blocking piece 523 and pressure release spring 524.The tumbler 521 has lug boss 5211, should can turn with one end of lug boss 5211
It is installed on dynamicly on the pot cover 1, the other end is provided with first through hole 5212.Specifically, a bolt and nut 5210 passes through pot cover 1
With tumbler 521 so that tumbler 521 is installed on pot cover 1.The retainer ring 522, which has, blocks head 5221, described turn
The lug boss 5211 of moving part 521 is connected after passing through the retainer ring 522 with compression relief cock 53, and the closure head 5221 covers institute
State the upper end of first through hole 5212.The closeouts 523 are provided with closure groove 5231, and one end of notch penetrates the first through hole
5212；The other end is held on the pot cover 1, corresponding with the relief hole 101.The pressure release spring 524 is located at the closure
In groove 5231, the both ends of pressure release spring 524 are held in the closure head 5221 and the closeouts 523, pressure release bullet respectively
The elastic reaction of spring 524 causes closeouts 523 to be pressed in the surface of pot cover 1 all the time, it is ensured that it can block up tight relief hole 101.
It refer to shown in Fig. 2,9,10, in an embodiment, be also equipped with showing valve 6, the display valve 6 on the pot cover 1
Including：Show valve body 61, display bonnet 62, silicone rubber cover 63, display valve rod 64 and display spring 65.The display valve body 61 is pacified
Loaded on the pot cover 1.The display bonnet 62 is movably through the display valve body 61.The silicone rubber cover 63 is installed on institute
State on pot cover 1 and pass through the pot cover 1, the silicone rubber cover 63 is provided with display groove 631.One end connection institute of the display valve rod 64
Display bonnet 62, the other end insertion display groove 631 are stated, the outer wall of display valve rod 64 is provided with protruding ring 641.The display
Spring 65 is sheathed on outside the display valve rod 64, and one end of display spring 65 is held in the display valve body 61, and the other end supports
In the protruding ring 641.The lateral wall of the display bonnet 62 is provided with one-level and shows that ring 621 and two level show ring 622, and described two
Level shows that ring 622 shows the lower section of ring 621 located at the one-level.The silicone rubber cover 63 is used due to being made of silica gel in outer masterpiece
Under can deform, so as to extrude display valve rod 64 cause show bonnet 62 rise.Under the operating pressure of setting, one-level is shown
Ring 621 is emerging in outside display valve body 61, and when pot inner pressure exceedes the operating pressure of setting, display valve rod 64 can rise to two level
Display ring 622 is emerging in outside display valve body 61, therefore, shows that ring can determine that whether pressure cooker exceeds work pressure by observing
It power, when observing that two level shows that ring 622 reveals, can immediately suspend using pressure cooker, avoid occurring surprisingly.It can be seen that if
Put the safety in utilization that display valve 6 adds pressure cooker.For the ease of observation, one-level being shown to, ring 621 and two level show ring
622 are arranged to different colours, such as one-level shows ring 621 as green, and two level shows ring 622 as red, so as to preferably
Play a part of prompting.
It refer to Fig. 2, shown in 11, in an embodiment, the pressure limiting valve 4, the relief valve 5 and the display valve 6 are concentrated
The a certain position on pot cover 1, in the present embodiment, it is provided with a pot cover groove 11 on pot cover 1, it is the pressure limiting valve 4, described
Relief valve 5 and the display valve 6 are installed in the pot cover groove 11.The pressure limiting valve body 41, the pressure relief valve body 51 and institute
It can be integral structure to state display valve body 61, and as shown in figure 11, so as to which structure is compacter, profile is more attractive in appearance, but unlimited
In this, the pressure limiting valve body 41, the pressure relief valve body 51 and the display valve body 61 can also be three structures being provided separately.
Refer to Fig. 1,2, shown in 12-15, the pressure cooker also includes：Upper handle 71, lower handle 72 and self-locking mechanism.
The upper handle 71 is connected with the pot cover 1.The lower handle 72 is connected with the pot body 2.The self-locking mechanism is located at described
Between upper handle 71 and the lower handle 72, for sealed upper handle 71 and lower handle 72.Self-locking mechanism located at upper handle 71 with
Between lower handle 72, by operate upper handle 71 and lower handle 72 can sealed pressure cooker, it is easy to operate.
It refer to Figure 13, shown in 14, the lower handle 72 is provided with sealed groove 721, and the sealed groove 721 is included along pot body 2
The solution lock section that circumferential direction is set and the locking part of the radial direction setting along pot body 2.It refer to shown in figure, the sealed groove
721 is L-shaped.
It refer to shown in Fig. 2,13,15, the self-locking mechanism includes：Push button push rod 81 and push rod spring 82.Push button push rod
81 are movably installed on the upper handle 71, and coordinate with the sealed groove 721, for pinning the upper handle 71 and described
Lower handle 72.The push rod spring 82 connects the push button push rod 81 and the pot cover 1, for by the push button push rod 81 from lock
Close the solution lock section push-in locking part of groove 721.When closing pot cover 1, the push button push rod 81 is promoted so that the lower end of push button push rod 81
The solution lock section of sealed groove 721 is inserted, when the lower end of push button push rod 81 is moved to the junction of solution lock section and locking part, release pushes away
Button push rod 81, then under the elastic force effect of push rod spring 82, the lower end of push button push rod 81 is moved in locking part, on realizing
Handle 71 and lower handle 72 it is sealed.
The push button push rod 81 includes the push button portion 811 laterally set and vertically arranged push rod portion 812, the push button portion
811 with the Joint of push rod portion 812, the front end in the push button portion 811 is provided with neck 8111, the lower end in the push rod portion 812
Coordinate with the sealed groove 721 of the lower handle 72.When carrying out sealed operation, the push button portion 811 of push button push rod 81 described in hand propelled,
Then the lower end of push rod portion 812 of push button push rod 81 is moved along the sealed inwall of groove 721.Sealed groove 721 limits push button push rod 81
Moving direction, it is ensured that the safety of pressure cooker in use.
It refer to shown in Fig. 2,12,16,17, the self-locking mechanism also includes liftably being installed on the pot cover 1
Only pacify valve 9, it is corresponding with the front end in the push button portion 811 of the push button push rod 81 should only to pacify valve 9.Specifically, the outer wall of valve 9 is only pacified
Provided with only peace groove 901, the pot cover 1 blocks this and only pacifies groove 901, when pot inner pressure changes, only pacifies on valve 9
Lower movement.When Figure 18 show pressure cooker normal work, only pacify the state that valve 9 rises.
It refer to Figure 16, shown in 17, the only peace valve 9 includes only peace valve body 91 and only peace valve element 92.The only peace valve body
91 are provided with the valve body holes 911 of insertion, should only peace valve body 91 in being convexly equipped with valve seal portion 912 in valve body hole 911.The valve body hole
911 upper end is provided with cross groove, and the only peace valve element 92 includes bar portion 921, only opens portion 922 among bar portion 921,
Located at the seal spool portion 923 of the one end of bar portion 921 and the display part 924 located at the other end of bar portion 921.The only peace valve element 92
Bar portion 921 insert in the valve body hole 911 of the only peace valve body 91, it is described only open portion 922 and support terminate in the only peace valve body 91 1
Side, the seal spool portion 923 support and terminate in the valve seal portion 912.The only peace valve element is made of hard resin material,
Function is opened with stopping, in the present embodiment, is made of polyhexamethylene adipamide (i.e. nylon66 fiber), only pacifies valve body 91 and uses silica gel material
Material is made.Under pressure cooker normal operating conditions, the seal spool portion 923 supports and terminates in the valve seal portion 912, then in pot
Form sealing.When pot inner pressure exceedes certain limit, after the only peace valve body 912 sealing deformation, seal spool portion 923 is worn
Valve seal portion 912 is crossed to be moved in the cross groove of the upper end of valve body hole 911, then gas can be spilt from cross groove so as to
Pressure release, as shown in figure 19, only pacify valve element 92 and rise in pressure release state, only pacify valve 9 and be now in abnormal operating state.Should
Only peace valve 9 serve with the identical protective effect of pressure limiting valve 4, that is, cause the pressure cooker formed second class protection, improve peace
Full performance, will only peace valve element 92 when pushing back valve seal portion 912, only pacify valve 9 and resume work state.
The width of neck 8111 in the push button portion 811 is more than the external diameter of the bar portion 921 for only opening the top of portion 922, and small
The external diameter in portion 922 is only opened in described, then the bar portion 921 for only opening the top of portion 922 can be inserted into the neck 8111 in push button portion 811
It is interior, and only opening portion 922 can not insert in neck 8111.When the only peace valve element 92 and the bar portion 921 and the institute that only open the top of portion 922
When stating the alignment of neck 8111 in push button portion 811, push button push rod 81 can push away forward, so as to rotate upper handle 71, open pot cover 1.When
Pot inner pressure is larger, and the only peace valve element 92 rises when opening portion 922 to end and being alignd with the neck 8111 in the push button portion 811, pushes away
Bar push rod can not be promoted forward, that is, upper handle 71 is lockable, it is impossible to rotated upper handle 71 and opened pot cover 1.Such structure
Set, can prevent from having in pot and open pot cover 1 during larger pressure by force, can preferably ensure the security used.
The corresponding display part 924 of the upper handle 71 is provided with the display through hole 711 passed through for the display part 924.By
It is made in stopping peace valve body 91 of silica gel, only pacifies valve element 92 and be made of nylon66 fiber, two kinds of materials compare light and small volume,
Therefore very light in weight, when begun to warm up in pot produce small pressure when, only pacify valve body 91 and only peace valve element 92 being jacked up together,
Then only the display part 924 of peace valve element 92 exposes from display through hole 711, so as to prompt pressure cooker in running order.
It refer to shown in Fig. 2, the self-locking mechanism also includes position blocking pin 83, screens spring 84 and screens guide 85, described
Screens guide 85 is in the push rod portion 812, and the position blocking pin 83 is movably arranged in the push rod portion 812, the card
Position spring 84 connects the screens guide 85 and the position blocking pin 83 with the position blocking pin 83 that ejects or retract.The lower handle 72
Provided with the touching block 722 coordinated with the position blocking pin 83, position blocking pin 83 is pressed into push rod portion 812.When the position blocking pin 83
When being contacted with the touching block 722, the position blocking pin 83 is pressed into push rod portion 812, then is acted in the elastic force of push rod spring 82
Under, the lower end of push button push rod 81 is moved to locking part rear end, so as to which pot cover 1 is sealed in place.If 71 non-rotational alignment of upper handle
Lower handle 72, then position blocking pin 83 be not readily accessible to it is described touching block 722, then position blocking pin 83 be always positioned at outside push rod portion 812, so as to
Push button portion 811 is prevented to be moved to locking part rear end, then pot cover 1 is not sealed in place.
It refer to Figure 12, shown in 15, the self-locking mechanism also includes pressure release bar 86, and the pressure release bar 86 is fixedly arranged on described push away
Bar portion 812, and the free end of pressure release bar 86 passes through the pot cover 1, the push rod spring 82 is sheathed on outside the pressure release bar 86.When upper
When handle 71 and lower handle 72 are not closed in place, the sealing ring 3 between pot cover 1 and pot body 2 is withstood in the free end of pressure release bar 86 so that close
Seal 3 can not playback, and in exhaust condition, pressure cooker can not work.The push rod spring 82 is sheathed on outside the pressure release bar 86.
The operation principle of pressure cooker of the present invention is：When closing pot cover 1, the push button portion 811 of push button push rod 81 is promoted forward, is made
The push rod portion 812 of push button push rod 81 stretches into sealed groove 721 from solution lock section, when upper handle 71 and lower handle 72 do not close in place,
Push button push rod 81 is located at the solution lock section of sealed groove 721 and the junction of locking part, and the neck 8111 of push button push rod 81 is positioned at only peace
The top for only opening portion 922 of valve element 92, only peace valve 9 rises for prevention, and now only peace valve 9 is in normally open, simultaneously as left-hand seat
Handle 71 and lower handle 72 do not close in place, and sealing ring 3 is withstood in the front end of pressure release bar 86 so that sealing ring 3 can not playback, in exhaust shape
State, therefore pressure cooker can not work.When upper handle 71 and lower handle 72 close in place, position blocking pin 83 contacts with touching block 722, blocks
Position pin 83 is pressed into push rod portion 812, unclamps push button push rod 81, then in the case where the elastic force for pushing away torsion spring acts on, push button push rod 81
Lower end is moved in locking part, and now sealing ring 3 playbacks, and peak can be risen to by only pacifying valve 9, is only pacified valve 9 and is in normally closed shape
State, pot inner sealing, start normal work.Pot in begin to warm up boosting, only pacify valve element 92 display part 924 from show through hole 711
Expose, prompt pressure cooker in running order.When reaching certain pressure in pot, pressure limiting valve 4 starts exhaust work, now, shows
Show that bonnet 62 increases and gradually risen also according to pot inner pressure, when two level shows that ring 622 reveals, prompt pot inner pressure to reach
Maximum has been arrived, firepower should be reduced.
Although the present invention is disclosed as above with preferred embodiment, it is not for limiting the present invention, any this area
Technical staff without departing from the spirit and scope of the present invention, may be by the methods and technical content of the disclosure above to this hair
Bright technical scheme makes possible variation and modification, therefore, every content without departing from technical solution of the present invention, according to the present invention
Any simple modifications, equivalents, and modifications made to above example of technical spirit, belong to technical solution of the present invention
Protection domain.
Claims (10)
1. a kind of pressure cooker, including pot cover and pot body, sealing ring is provided between the pot cover and the pot body, its feature exists
In installing limited valve on the pot cover, the pressure limiting valve includes：
Pressure limiting valve body, it is installed on the pot cover；
Pressure limiting valve element, it is installed in the pressure limiting valve body；And
Seal closure, it is arranged between the pressure limiting valve element and the pressure limiting valve body to be tightly connected the pressure limiting valve element and the limit
Pressure valve body；
The pressure limiting valve element is provided with the seam for penetrating the pressure limiting valve element, and the pressure limiting valve element is made of flexible material.
2. pressure cooker according to claim 1, it is characterised in that the seam of the pressure limiting valve element stitches for " ten " font.
3. pressure cooker according to claim 1, it is characterised in that the pot cover is provided with relief hole, is gone back on the pot cover
Relief valve is installed, the relief valve includes：
Pressure releasing valve core, it is rotatably installed on the pot cover to block or expose the relief hole；
Pressure relief valve body, cover at outside the pressure releasing valve core；And
Compression relief cock, the pressure releasing valve core is connected to control the rotation of the pressure releasing valve core.
4. pressure cooker according to claim 3, it is characterised in that the pressure releasing valve core includes：
Tumbler, there is lug boss, should be rotatably installed on one end of lug boss on the pot cover, the other end is provided with the
One through hole；
Retainer ring, there is closure head, the lug boss of the tumbler is connected after passing through the retainer ring with compression relief cock, described
Closure head covers the upper end of the first through hole；
Closeouts, provided with closure groove, one end of notch penetrates the first through hole, and the other end is held on the pot cover；With
And
Pressure release spring, in the closure groove, the both ends of pressure release spring are held in the closure head and the envelope respectively
Blocking piece.
5. pressure cooker according to claim 1, it is characterised in that be also equipped with showing valve, the display on the pot cover
Valve includes：
Valve body is shown, is installed on the pot cover；
Bonnet is shown, movably through the display valve body；
Silicone rubber cover, it is installed on the pot cover and passes through the pot cover, the silicone rubber cover is provided with display groove；
Valve rod is shown, its one end connects the display bonnet, and the other end inserts the display groove, shows that the outer wall of valve rod is provided with
Protruding ring；And display spring, it is sheathed on outside the display valve rod, shows that one end of spring is held in the display valve body, separately
One end is held in the protruding ring；
The lateral wall of the display bonnet is provided with one-level and shows that ring and two level show ring, and the two level, which is shown, is located on the one-level
Show below ring.
6. pressure cooker according to claim 1, it is characterised in that also include：
Upper handle, it is connected with the pot cover；
Lower handle, it is connected with the pot body；And self-locking mechanism, between the upper handle and the lower handle, for locking
Close handle and lower handle.
7. pressure cooker according to claim 6, it is characterised in that the lower handle is provided with sealed groove, and the sealed groove includes
The solution lock section set along the circumferential direction of pot body and the locking part of the radial direction setting along pot body, the self-locking mechanism include：
Push button push rod, is movably installed on the upper handle, and coordinates with the sealed groove, for pin the upper handle and
The lower handle；And push rod spring, connect the push button push rod and the pot cover, for by the push button push rod from sealed groove
Solution lock section is pushed into locking part；
The push button push rod includes the push button portion laterally set and vertically arranged push rod portion, the push button portion and the push rod portion
Joint, the front end in the push button portion are provided with neck, and the lower end in the push rod portion coordinates with the sealed groove of the lower handle.
8. pressure cooker according to claim 7, it is characterised in that the self-locking mechanism also includes liftably being installed on institute
State on pot cover only peace valve, should only peace valve it is corresponding with the push rod portion front end of the push button push rod, should only peace valve include stop pacify valve body
With only peace valve element；It stops peace valve body and is made up of silica gel material；
The only peace valve body is provided with the valve body hole of insertion, should only peace valve body in being convexly equipped with valve seal portion in valve body hole；
The only peace valve element includes bar portion, only opens portion among bar portion, located at the seal spool portion of one end of the rod and sets
In the display part of the bar portion other end；
In the valve body hole of the bar portion insertion only peace valve body of the only peace valve element, the only portion of opening, which supports, terminates in the only peace valve body
Side, the seal spool portion support the valve seal portion that terminates in, and the neck width in the push button portion is more than described stop and opened in portion
The external diameter of the bar portion of side, and less than the external diameter for only opening portion；
The upper handle corresponds to the display part and is provided with the display through hole passed through for the display part.
9. pressure cooker according to claim 7, it is characterised in that the self-locking mechanism also includes position blocking pin, screens spring
With screens guide, the position blocking pin is sheathed in the push rod portion, and the position blocking pin is movably arranged in the push rod portion, institute
State screens spring and connect the screens guide and the position blocking pin with the position blocking pin that ejects or retract；The lower handle be provided with
The touching block that the position blocking pin coordinates, position blocking pin is pressed into push rod portion.
10. pressure cooker according to claim 7, it is characterised in that the self-locking mechanism also includes pressure release bar, the pressure release
Bar is fixedly arranged on the push rod portion, and the free end of pressure release bar passes through the pot cover, and the push rod spring is sheathed on outside the pressure release bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711130266.8A CN107713733A (en) | 2017-11-15 | 2017-11-15 | Pressure cooker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711130266.8A CN107713733A (en) | 2017-11-15 | 2017-11-15 | Pressure cooker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107713733A true CN107713733A (en) | 2018-02-23 |
Family
ID=61216076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711130266.8A Pending CN107713733A (en) | 2017-11-15 | 2017-11-15 | Pressure cooker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107713733A (en) |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109527982A (en) * | 2018-12-28 | 2019-03-29 | 浙江爱仕达生活电器有限公司 | A kind of electric pressure cooker exhaust device |
| US10390656B2 (en) | 2017-08-09 | 2019-08-27 | Sharkninja Operating Llc | Cooking device and components thereof |
| USD873602S1 (en) | 2018-08-09 | 2020-01-28 | Sharkninja Operating Llc | Lid part of a food preparation device |
| USD874211S1 (en) | 2018-08-09 | 2020-02-04 | Sharkninja Operating Llc | Food preparation device and parts thereof |
| CN111839206A (en) * | 2020-07-07 | 2020-10-30 | 德奥通用航空股份有限公司 | Pressure cooker with safety protection structure |
| USD903413S1 (en) | 2018-08-09 | 2020-12-01 | Sharkninja Operating Llc | Cooking basket |
| USD914436S1 (en) | 2018-06-19 | 2021-03-30 | Sharkninja Operating Llc | Air diffuser with food preparation pot |
| USD918654S1 (en) | 2019-06-06 | 2021-05-11 | Sharkninja Operating Llc | Grill plate |
| US11033146B2 (en) | 2019-02-25 | 2021-06-15 | Sharkninja Operating Llc | Cooking device and components thereof |
| USD922126S1 (en) | 2019-06-06 | 2021-06-15 | Sharkninja Operating Llc | User interface for a food preparation device |
| CN113142997A (en) * | 2021-04-22 | 2021-07-23 | 淄博银都伟业厨房设备有限公司 | Outdoor pressure cooker and pressure adjusting method thereof |
| US11134808B2 (en) | 2020-03-30 | 2021-10-05 | Sharkninja Operating Llc | Cooking device and components thereof |
| USD932833S1 (en) | 2018-08-09 | 2021-10-12 | Sharkninja Operating Llc | Reversible cooking rack |
| US11751710B2 (en) | 2019-02-25 | 2023-09-12 | Sharkninja Operating Llc | Guard for cooking system |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1143486A (en) * | 1996-05-17 | 1997-02-26 | 江西压力锅厂 | Explosion-proof safety pressure cooker |
| CN2269801Y (en) * | 1996-08-10 | 1997-12-10 | 东光县不锈钢制品厂 | Multifunctional pressure cooker |
| CN200987595Y (en) * | 2006-12-18 | 2007-12-12 | 应广良 | Pressure-cooker pressure controller |
| CN201230825Y (en) * | 2008-07-28 | 2009-05-06 | 浙江爱仕达电器股份有限公司 | Multi-insurance pressure boiler |
| CN201519048U (en) * | 2009-05-26 | 2010-07-07 | 应展 | Novel self-locking pressure cooker |
| CN206221726U (en) * | 2016-10-29 | 2017-06-06 | 沈阳中汽检测技术有限公司 | Safety valve |
| CN208677029U (en) * | 2017-11-15 | 2019-04-02 | 应展 | Pressure cooker |
-
2017
- 2017-11-15 CN CN201711130266.8A patent/CN107713733A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1143486A (en) * | 1996-05-17 | 1997-02-26 | 江西压力锅厂 | Explosion-proof safety pressure cooker |
| CN2269801Y (en) * | 1996-08-10 | 1997-12-10 | 东光县不锈钢制品厂 | Multifunctional pressure cooker |
| CN200987595Y (en) * | 2006-12-18 | 2007-12-12 | 应广良 | Pressure-cooker pressure controller |
| CN201230825Y (en) * | 2008-07-28 | 2009-05-06 | 浙江爱仕达电器股份有限公司 | Multi-insurance pressure boiler |
| CN201519048U (en) * | 2009-05-26 | 2010-07-07 | 应展 | Novel self-locking pressure cooker |
| CN206221726U (en) * | 2016-10-29 | 2017-06-06 | 沈阳中汽检测技术有限公司 | Safety valve |
| CN208677029U (en) * | 2017-11-15 | 2019-04-02 | 应展 | Pressure cooker |
Cited By (73)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11445856B2 (en) | 2017-08-09 | 2022-09-20 | Sharkninja Operating Llc | Cooking device and components thereof |
| US11547242B2 (en) | 2017-08-09 | 2023-01-10 | Sharkninja Operating Llc | Cooking device and components thereof |
| US10405698B2 (en) | 2017-08-09 | 2019-09-10 | Sharkninja Operating Llc | Cooking device and components thereof |
| US10405697B2 (en) | 2017-08-09 | 2019-09-10 | Sharkninja Operating Llc | Cooking device and components thereof |
| US10413122B2 (en) | 2017-08-09 | 2019-09-17 | Sharkninja Operating Llc | Cooking device and components thereof |
| US11109710B2 (en) | 2017-08-09 | 2021-09-07 | Sharkninja Operating Llc | Cooking device and components thereof |
| US10485378B2 (en) | 2017-08-09 | 2019-11-26 | Sharkninja Operating Llc | Cooking device and components thereof |
| US11889950B2 (en) | 2017-08-09 | 2024-02-06 | Sharkninja Operating Llc | Cooking device and components thereof |
| US11759049B2 (en) | 2017-08-09 | 2023-09-19 | Sharkninja Operating Llc | Cooking device and components thereof |
| US11759048B2 (en) | 2017-08-09 | 2023-09-19 | Sharkninja Operating Llc | Cooking device and components thereof |
| US11627834B2 (en) | 2017-08-09 | 2023-04-18 | Sharkninja Operating Llc | Cooking system for cooking food |
| US11547243B2 (en) | 2017-08-09 | 2023-01-10 | Sharkninja Operating Llc | Cooking device and components thereof |
| US10390656B2 (en) | 2017-08-09 | 2019-08-27 | Sharkninja Operating Llc | Cooking device and components thereof |
| US11399657B2 (en) | 2017-08-09 | 2022-08-02 | Sharkninja Operating Llc | Cooking device and components thereof |
| US11363910B2 (en) | 2017-08-09 | 2022-06-21 | Sharkninja Operating Llc | Cooking device and components thereof |
| US10646070B2 (en) | 2017-08-09 | 2020-05-12 | Sharkninja Operating Llc | Cooking device and components thereof |
| US10653270B2 (en) | 2017-08-09 | 2020-05-19 | Sharkninja Operating Llc | Cooking device and components thereof |
| US10660472B2 (en) | 2017-08-09 | 2020-05-26 | Sharkninja Operating Llc | Cooking device and components thereof |
| US10674868B2 (en) | 2017-08-09 | 2020-06-09 | Sharkninja Operating Llc | Cooking device and components thereof |
| US10682011B2 (en) | 2017-08-09 | 2020-06-16 | Sharkninja Operating Llc | Cooking device and components thereof |
| US11304561B2 (en) | 2017-08-09 | 2022-04-19 | Sharkninja Operating Llc | Cooking device and components thereof |
| US11278151B2 (en) | 2017-08-09 | 2022-03-22 | Sharkninja Operating Llc | Cooking device and components thereof |
| US11266267B2 (en) | 2017-08-09 | 2022-03-08 | Sharkninja Operating Llc | Cooking device and components thereof |
| US11266268B2 (en) | 2017-08-09 | 2022-03-08 | Sharkninja Operating Llc | Cooking device and components thereof |
| US10413121B2 (en) | 2017-08-09 | 2019-09-17 | Sharkninja Operating Llc | Cooking device and components thereof |
| US11089903B2 (en) | 2017-08-09 | 2021-08-17 | Sharkninja Operating Llc | Cooking device and components thereof |
| US11089902B2 (en) | 2017-08-09 | 2021-08-17 | Sharkninja Operating Llc | Cooking device and components thereof |
| USD914447S1 (en) | 2018-06-19 | 2021-03-30 | Sharkninja Operating Llc | Air diffuser |
| USD948938S1 (en) | 2018-06-19 | 2022-04-19 | Sharkninja Operating Llc | Air diffuser |
| USD914436S1 (en) | 2018-06-19 | 2021-03-30 | Sharkninja Operating Llc | Air diffuser with food preparation pot |
| USD876874S1 (en) | 2018-08-09 | 2020-03-03 | Sharkninja Operating Llc | User interface for a food preparation device |
| USD941090S1 (en) | 2018-08-09 | 2022-01-18 | Sharkninja Operating Llc | Cooking basket |
| USD903413S1 (en) | 2018-08-09 | 2020-12-01 | Sharkninja Operating Llc | Cooking basket |
| USD929793S1 (en) | 2018-08-09 | 2021-09-07 | Sharkninja Operating Llc | Food preparation device |
| USD929173S1 (en) | 2018-08-09 | 2021-08-31 | Sharkninja Operating Llc | Food preparation device |
| USD929794S1 (en) | 2018-08-09 | 2021-09-07 | Sharkninja Operating Llc | Food preparation device |
| USD883017S1 (en) | 2018-08-09 | 2020-05-05 | Sharkninja Operating Llc | User interface for food preparation device |
| USD874211S1 (en) | 2018-08-09 | 2020-02-04 | Sharkninja Operating Llc | Food preparation device and parts thereof |
| USD876160S1 (en) | 2018-08-09 | 2020-02-25 | Sharkninja Operating Llc | Food preparation device and parts thereof |
| USD903414S1 (en) | 2018-08-09 | 2020-12-01 | Sharkninja Operating Llc | Cooking basket |
| USD932833S1 (en) | 2018-08-09 | 2021-10-12 | Sharkninja Operating Llc | Reversible cooking rack |
| USD931680S1 (en) | 2018-08-09 | 2021-09-28 | Sharkninja Operating Llc | Cooking basket |
| USD934027S1 (en) | 2018-08-09 | 2021-10-26 | Sharkninja Operating Llc | Reversible cooking rack |
| USD883016S1 (en) | 2018-08-09 | 2020-05-05 | Sharkninja Operating Llc | Food preparation device and parts thereof |
| USD935259S1 (en) | 2018-08-09 | 2021-11-09 | Sharkninja Operating Llc | Food preparation device |
| USD940503S1 (en) | 2018-08-09 | 2022-01-11 | Sharkninja Operating Llc | Cooking basket |
| USD873602S1 (en) | 2018-08-09 | 2020-01-28 | Sharkninja Operating Llc | Lid part of a food preparation device |
| USD903415S1 (en) | 2018-08-09 | 2020-12-01 | Sharkninja Operating Llc | Cooking basket |
| USD883014S1 (en) | 2018-08-09 | 2020-05-05 | Sharkninja Operating Llc | Food preparation device |
| USD920732S1 (en) | 2018-08-09 | 2021-06-01 | Sharkninja Operating Llc | Food preparation device |
| USD883015S1 (en) | 2018-08-09 | 2020-05-05 | Sharkninja Operating Llc | Food preparation device and parts thereof |
| CN109527982A (en) * | 2018-12-28 | 2019-03-29 | 浙江爱仕达生活电器有限公司 | A kind of electric pressure cooker exhaust device |
| CN109527982B (en) * | 2018-12-28 | 2024-03-22 | 浙江爱仕达生活电器有限公司 | Exhaust device of electric pressure cooker |
| US11832761B2 (en) | 2019-02-25 | 2023-12-05 | Sharkninja Operating Llc | Cooking device and components thereof |
| US11766152B2 (en) | 2019-02-25 | 2023-09-26 | Sharkninja Operating Llc | Cooking device and components thereof |
| US11363911B2 (en) | 2019-02-25 | 2022-06-21 | Sharkninja Operating Llc | Cooking device and components thereof |
| US11033146B2 (en) | 2019-02-25 | 2021-06-15 | Sharkninja Operating Llc | Cooking device and components thereof |
| US11051654B2 (en) | 2019-02-25 | 2021-07-06 | Sharkninja Operating Llc | Cooking device and components thereof |
| US11147415B2 (en) | 2019-02-25 | 2021-10-19 | Sharkninja Operating Llc | Cooking device and components thereof |
| US11751722B2 (en) | 2019-02-25 | 2023-09-12 | Sharkninja Operating Llc | Cooking device and components thereof |
| US11751710B2 (en) | 2019-02-25 | 2023-09-12 | Sharkninja Operating Llc | Guard for cooking system |
| USD982375S1 (en) | 2019-06-06 | 2023-04-04 | Sharkninja Operating Llc | Food preparation device |
| USD1015798S1 (en) | 2019-06-06 | 2024-02-27 | Sharkninja Operating Llc | Food preparation device |
| USD918654S1 (en) | 2019-06-06 | 2021-05-11 | Sharkninja Operating Llc | Grill plate |
| USD934631S1 (en) | 2019-06-06 | 2021-11-02 | Sharkninja Operating Llc | Grill plate |
| USD922126S1 (en) | 2019-06-06 | 2021-06-15 | Sharkninja Operating Llc | User interface for a food preparation device |
| USD1049746S1 (en) | 2019-06-06 | 2024-11-05 | Sharkninja Operating Llc | Food preparation device |
| US11678765B2 (en) | 2020-03-30 | 2023-06-20 | Sharkninja Operating Llc | Cooking device and components thereof |
| US11647861B2 (en) | 2020-03-30 | 2023-05-16 | Sharkninja Operating Llc | Cooking device and components thereof |
| US11134808B2 (en) | 2020-03-30 | 2021-10-05 | Sharkninja Operating Llc | Cooking device and components thereof |
| US11969118B2 (en) | 2020-03-30 | 2024-04-30 | Sharkninja Operating Llc | Cooking device and components thereof |
| CN111839206A (en) * | 2020-07-07 | 2020-10-30 | 德奥通用航空股份有限公司 | Pressure cooker with safety protection structure |
| CN113142997A (en) * | 2021-04-22 | 2021-07-23 | 淄博银都伟业厨房设备有限公司 | Outdoor pressure cooker and pressure adjusting method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107713733A (en) | Pressure cooker | |
| CN207755036U (en) | Pressure cooker with manual operation pressure relief device | |
| CN205433320U (en) | Electric pressure cooker | |
| CN109691875A (en) | Steam oven and its door lock assembly and water supply device | |
| CN205267896U (en) | Steam valve and cooking utensil | |
| CN203009817U (en) | Automatic control type pressure container safety interlocking device | |
| CN208677029U (en) | Pressure cooker | |
| CN201143119Y (en) | Steam oven with oven door having automatic locking function | |
| CN206792258U (en) | Cooking apparatus | |
| KR20150008808A (en) | Electric cooker | |
| CN207064702U (en) | A kind of Subzero valve | |
| CN207412020U (en) | Pot cover and cooking apparatus | |
| CN201379415Y (en) | Safe pressure cooker | |
| CN201734502U (en) | Steam exhaust device of electric pressure cooker | |
| CN207220662U (en) | Cooking apparatus | |
| CN102551513B (en) | Safely opened and closed pressure cooker | |
| CN211559688U (en) | Micro-pressure cooker with one-key control function | |
| CN209278571U (en) | Gas self-closing valve | |
| CN207428952U (en) | Pressure cooking appliance | |
| CN217524614U (en) | Upper cover and cooking utensil with same | |
| CN208435256U (en) | A kind of attaching-detaching structure of cover plate of electric pressure cooking saucepan | |
| KR200443548Y1 (en) | The safety device of the electricity pressure rice kettle | |
| CN100486496C (en) | Crossbeam pressure cooker convenient to open and close | |
| CN219331312U (en) | Cooking utensil | |
| CN200998150Y (en) | Novel electric pressure cooker pressure-limiting valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180223 |
|
| RJ01 | Rejection of invention patent application after publication |