CN202262832U - Safety device for opening and closing cover of pressure cooker - Google Patents
Safety device for opening and closing cover of pressure cooker Download PDFInfo
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- CN202262832U CN202262832U CN2011203452534U CN201120345253U CN202262832U CN 202262832 U CN202262832 U CN 202262832U CN 2011203452534 U CN2011203452534 U CN 2011203452534U CN 201120345253 U CN201120345253 U CN 201120345253U CN 202262832 U CN202262832 U CN 202262832U
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- stopping valve
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Abstract
The utility model provides a safety device for opening and closing a cover of a pressure cooker, which belongs to the technical field of cookware and comprises an upper handle, a valve seat and a lower handle. The lower handle is fixed on a body of the pressure cooker, and the upper handle is fixed on the cover of the pressure cooker and provided with a through hole communicated with the outside. The valve seat is fixed on the cover of the pressure cooker, a stop valve stem capable of lifting is arranged in the valve seat penetratingly, and an exhaust hole communicated with the through hole is arranged at the inner end of the stop valve stem on the inner side of the cover of the pressure cooker. A push plate capable of sliding to be close to or distant from the edge of the cover of the pressure cooker is arranged in the upper handle, a spring is arranged between the push plate and the upper handle, and one end of the spring is butted upon the upper handle while the other end of the spring is butted upon the push plate, and the stop valve stem is clamped into a bayonet arranged at the front end of the push plate. A pressure shoulder and a positioning structure are arranged on the lower portion of the bayonet, the pressure shoulder is capable of keeping the exhaust hole of the stop valve stem being communicated with the inside of the body of the pressure cooker when the cover is closed, and the positioning structure is capable of being matched with the rising stop valve stem to position the push plate after the cover is closed. The safety device for opening and closing the cover of the pressure cooker has the advantages of high safety and stability and the like.
Description
Technical field
The utility model belongs to the cooking apparatus technical field, relates to a kind of pressure cooker, particularly a kind of cover closing and opening safety device for pressure cooker.
Background technology
In order to make the normally use of safety of pressure cooker, present folding at pressure cooker covers hook and is provided with safety device.When the pot cover of pressure cooker and a pot body fasten when not in place, safety device makes pot inner pressure can not rise; After pressure cooker used, when opening pot cover, if also have pressure in the pot, then safety device made pot cover not open.
The erecting device kind of pressure cooker open and close cover is more at present; Concrete operations are also different during use; Have a lot of safety devices also to apply for patent, for example the Chinese patent documents and materials disclose the two card insurance of a kind of pressure cooker folding lid safety valve [application number: 97208603.X; Granted publication number: CN2275415Y]; It is made up of float-controlled valve, following card, upper clamp slice, spring, upper clamp slice slide block, following card slide block, locating rack; The upper clamp slice slide block is inserted in worker's shape groove of upper handle; To play the assembly of card, upper clamp slice and three compositions of spring to be inserted in worker's shape groove of upper handle again, the assembly that will play card slide block and locating rack to form again after following card slide block is inserted in the square hole of locating rack is inserted in worker's shape groove of upper handle, is locked by two barbs of locating rack.If pot cover does not fasten and puts in place, upper clamp slice, following card sealing of hole make float-controlled valve can not rise, and make pot inner pressure can not rise; In the pressure cooker use, if also have than hyperbar in the pot, then float-controlled valve under the effect of pot inner high voltage gas for rising shape and pot cover sealing, have only pot inner pressure to descend after, float-controlled valve decline, ability opening pressure pot.Like this, maloperation and cause casualty accident such as can avoid uncapping by force makes the pressure cooker security good.
But above-mentioned pressure cooker pair cards insurance folding lid safety valve has than multiple component, and structure is comparatively complicated, and the installation at the handle place of upper clamp slice, following card, upper clamp slice slide block and following card slide block is also comparatively difficult; Close upper clamp slice and play card sealing of hole when covering in addition, float-controlled valve is not communicated with the external world, and the pot internal gas pressure is got rid of unclean, and it is bigger to close the required to the end strength of lid, and use is inconvenient.
Summary of the invention
The purpose of the utility model is to the problems referred to above that exist in the prior art, and a kind of simple in structure, easy to use and safe cover closing and opening safety device for pressure cooker is provided.
The purpose of the utility model can realize through following technical proposal: a kind of cover closing and opening safety device for pressure cooker; Comprise upper handle, valve seat and be fixed on the lower handle on pot body; Described upper handle is fixed on the pot cover and upper handle has and the extraneous through hole that communicates; Described valve seat is fixed on the pot cover and is equipped with the stopping valve bar that can go up and down in the valve seat; Described stopping valve bar is positioned at the inboard place, the inner of pot cover and has the steam vent that communicates with through hole, be provided with in the described upper handle ability near or away from the push pedal that the pot cover edge slides, be provided with between described push pedal and the upper handle that an end is resisted against upper handle, the other end is resisted against the spring in the push pedal; It is characterized in that; The front end of described push pedal has the bayonet socket that supplies the stopping valve bar to snap in, the bottom of described bayonet socket have close steam vent that Gai Shineng makes the stopping valve bar all the time with the pressure shoulder of pot nside UNICOM, the bottom of described bayonet socket also has closing Gai Houneng and cooperates the location structure that push pedal is located with the stopping valve bar of rising.
The operation principle of this cover closing and opening safety device for pressure cooker is described below: close when covering when rotating upper handle; Push pedal is contacted to the direction away from the pot cover edge by the pot cover edge and slides; And the stopping valve bar is in the decline state under the gravity effect; The steam vent of stopping valve bar is positioned at pot nside; The pressure shoulder that push pedal drives the bayonet socket bottom slide make the steam vent of pressing shoulder to be pressed on to make the stopping valve bar on the stopping valve bar all the time with pot nside UNICOM, close in the process of lid a pot body internal pressure like this and can both from steam vent, get rid of, it is laborsaving, smooth to guarantee to close the process of lid; After closing lid; Push pedal resets to sliding near the direction at pot body edge under the effect of spring force, produces pressure in the pot body, and the stopping valve bar rises; Location structure cooperates the stopping valve bar to make the push pedal location; Therefore push pedal has at pot nside under the situation of pressure and can not slide, so can't uncap, has guaranteed the security of uncapping.
In above-mentioned cover closing and opening safety device for pressure cooker, described stopping valve bar has the bulge loop one of circumferential projection, and described bulge loop one is positioned at valve seat and is closing when covering described pressure shoulder roof pressure in the upper surface of bulge loop one.Close in the process of lid, the stopping valve bar descends under the gravity effect, and the continuation that stops the stopping valve bar descends thereby the lower surface of bulge loop one and valve seat lean.Close and press the shoulder roof pressure when covering in the upper surface of bulge loop one; Make the stopping valve bar can not rise like this; The steam vent of stopping valve bar is positioned at the sealing surface bottom of valve seat; Steam vent all the time with pot nside UNICOM, close in the process of lid a pot body internal pressure like this and can both from steam vent, get rid of, it is laborsaving, smooth to guarantee to close the process of lid.
In above-mentioned cover closing and opening safety device for pressure cooker, described location structure comprises that the bayonet socket bottom has be used for the stopping valve bar against positioning step or the detent that supplies the stopping valve bar to embed.After closing lid, there is pressure in the pot body, then the pressure in the pot body makes the stopping valve bar rise; The stopping valve bar is resisted against positioning step or embeds in the detent; The stopping valve bar makes bayonet socket not slide, and has promptly realized the location of push pedal, so push pedal has at pot nside under the situation of elevated pressures and can not slide; So can't uncap, guaranteed the security of uncapping.
In above-mentioned cover closing and opening safety device for pressure cooker, be provided with the lifting structure that the stopping valve bar is risen between described push pedal and the stopping valve bar when push pedal.
When push pedal during near the pot cover edge, promote structure and make the stopping valve bar rise, the steam vent fraction that stopping valve bar the inner is had is arranged in pot body or steam vent is positioned on the sealing surface of valve seat; Reduced leaving area like this, also shortened the upward stroke of stopping valve bar, so when pot nside produces very little pressure; The stopping valve bar will rise until sealed pot cover under pressure easily; The sensitivity that the stopping valve bar rises is high, the time is short, can effectively avoid the loss of a pot intimate heat, pressure, has shortened cooking time; Reduce energy consumption, had energy-conserving action.
In above-mentioned cover closing and opening safety device for pressure cooker, described lifting structure comprises the bulge loop two that slide rail that bayonet socket top has and stopping valve bar outer end have, and described bulge loop two is positioned on the slide rail and described slide rail is raise by the bayonet socket end to the inside gradually.When under the elastic force effect of push pedal at spring to pot body transformation near the time, bulge loop two rises along the slide rail that raises gradually, has realized that promptly the stopping valve bar rises.
During actual the manufacturing; Also has another kind of situation; In above-mentioned cover closing and opening safety device for pressure cooker; Described lifting structure comprises the lift block of the circumferential projection that jacking block that bayonet socket top has and stopping valve bar outer end have, and the surface that described lift block contacts with jacking block is the inclined-plane, and described inclined-plane is downward-sloping by side direction end direction in the bayonet socket.When under the elastic force effect of push pedal at spring to pot body transformation near the time, jacking block contacts the inclined-plane of lift block, lift block drives the stopping valve bar and rises together like this.
In above-mentioned cover closing and opening safety device for pressure cooker; The rear end lower of described push pedal has the retaining pin; Has the chute that supplies the retaining pin to insert and can guide push pedal to slide on the described lower handle; Described chute has the mouth that slips into that is positioned at the lower handle side, and the described end that slips into mouth is folded to pot body and this end has blocking surface.In closing the process of lid, the retaining pin of push pedal can be from slip into mouthful entering chute, and push pedal this moment is by the chute guided slidable, and turning edge of body of pot can not contact push pedal, reduced friction, and the feasible process of lid of closing is smooth and easy.Chute earlier with push pedal to away from the guiding of pot cover edge direction, again with push pedal near the guiding of pot cover edge direction, the elastic force effect that push pedal this moment receives spring to the pot cover edge near, last blocking surface stops that the retaining pin advances, and makes that push pedal stops to slide.
In above-mentioned cover closing and opening safety device for pressure cooker, described push pedal bottom place has card base, and described card base is not between the pot mouth and pot cover of pot body when pot cover correctly fastens with the pot body.When maloperation occurring, card base makes pot cover can not fasten all the time between the pot of pot body mouthful and pot cover, avoids pot body internal pressure to rise, and has effectively avoided potential safety hazard.
In above-mentioned cover closing and opening safety device for pressure cooker, the boiler port of described pot body has turning edge of outside turnover, and described card base is positioned at the below that turns edge after pot cover and pot body correctly fasten.Pot cover correct fasten put in place after, the card base in the push pedal is positioned at the below that turns edge, and can not cause interference to normal fastening like this, and card base can fasten with turning edge, and has further improved security.
In above-mentioned cover closing and opening safety device for pressure cooker, have reference column one in the described push pedal, have reference column two in the described upper handle, described both ends of the spring is placed in respectively on reference column one and the reference column two.Be positioned post one and reference column two location of the two ends of spring like this, spring in use can plaies, guarantee the spring operate as normal, improved the stability when push pedal is slided.
Compared with prior art, a kind of cover closing and opening safety device for pressure cooker of providing of the utility model has the following advantages:
1, the bottom of bayonet socket has and presses shoulder in this cover closing and opening safety device for pressure cooker, closing when cover, presses shoulder roof pressure stopping valve bar, the steam vent of stopping valve bar all the time with pot nside UNICOM, pot nside air pressure can be got rid of like this, assurance close cover smooth.
2, the bottom of bayonet socket has location structure in this cover closing and opening safety device for pressure cooker; Close the lid back like this and can make the push pedal location through the cooperation of stopping valve bar; Push pedal has at pot nside under the situation of elevated pressures and can not slide, so can't uncap, has guaranteed the security of uncapping.
3, be provided with the lifting structure that the stopping valve bar is risen in this cover closing and opening safety device for pressure cooker when push pedal; Reduced leaving area like this, also shortened the upward stroke of stopping valve bar, so when pot nside produces very little pressure; The stopping valve bar will rise until sealed pot cover under pressure easily; The sensitivity that the stopping valve bar rises is high, the time is short, can effectively avoid the loss of a pot intimate heat, pressure, has shortened cooking time; Reduce energy consumption, had energy-conserving action.
4, the setting of retaining pin in this cover closing and opening safety device for pressure cooker makes and to close that turning edge of body of pot can not contact push pedal in the process of lid, has reduced friction, makes that to close the process of lid smooth and easy.
5, the setting of card base in this cover closing and opening safety device for pressure cooker, the potential safety hazard that has produced when having avoided maloperation has improved the security of closing lid.
Description of drawings
Fig. 1 is the perspective view of this cover closing and opening safety device for pressure cooker.
Fig. 2 be in this cover closing and opening safety device for pressure cooker lower handle with the pot body structural representation.
Fig. 3 is the structural representation of push pedal and stopping valve bar in this cover closing and opening safety device for pressure cooker.
Fig. 4 is the structural representation of push pedal in this cover closing and opening safety device for pressure cooker.
Fig. 5 is the structural representation of another angle of push pedal in this cover closing and opening safety device for pressure cooker.
Fig. 6 is the partial structurtes cross-sectional schematic before this cover closing and opening safety device for pressure cooker closes lid.
Fig. 7 is that this cover closing and opening safety device for pressure cooker closes the partial structurtes cross-sectional schematic in the process of lid.
Fig. 8 is the partial structurtes cross-sectional schematic after this cover closing and opening safety device for pressure cooker closes lid.
Fig. 9 is the partial structurtes cutaway view of this cover closing and opening safety device for pressure cooker in embodiment 2.
Among the figure, 1, upper handle; 2, valve seat; 3, pot body; 3a, turn edge; 4, lower handle; 5, pot cover; 6, through hole; 7, stopping valve bar; 8, steam vent; 9, push pedal; 10, spring; 11, bayonet socket; 12, press shoulder; 13, bulge loop one; 14, detent; 15, slide rail; 16, bulge loop two; 17, jacking block; 18, lift block; 19, inclined-plane; 20, retaining pin; 21, chute; 22, slip into mouth; 23, blocking surface; 24, card base; 25, reference column one; 26, reference column two.
The specific embodiment
Below be the specific embodiment of the utility model and combine accompanying drawing, the technical scheme of the utility model is done further to describe, but the utility model is not limited to these embodiment.
Like Fig. 1, Fig. 2 and shown in Figure 6; This cover closing and opening safety device for pressure cooker comprises upper handle 1, valve seat 2 and is fixed on the lower handle 4 on pot body 3; The boiler port of pot body 3 has the 3a that turns edge of outside turnover; Upper handle 1 is fixed on the pot cover 5 and upper handle 1 has and the extraneous through hole 6 that communicates, and valve seat 2 is fixed on the pot cover 5 and is equipped with the stopping valve bar 7 that can go up and down in the valve seat 2, and stopping valve bar 7 is positioned at the inners of pot cover 5 inboards and locates to have the steam vent 8 that communicates with through hole 6; Be provided with in the upper handle 1 ability near or away from the push pedal 9 that pot cover 5 edges slide, be provided with between push pedal 9 and the upper handle 1 that an end is resisted against upper handle 1, the other end is resisted against the spring 10 in the push pedal 9.In order to make the spring 10 can play in closing the process of lid, guarantee the stability when push pedal 9 is slided, have reference column 1 in the push pedal 9, have reference column 2 26 in the upper handle 1, spring 10 two ends are placed in respectively on reference column 1 and the reference column 2 26.
Like Fig. 3 and shown in Figure 4, the front end of push pedal 9 has the bayonet socket 11 that supplies stopping valve bar 7 to snap in, the bottom of bayonet socket 11 have close steam vent 8 that Gai Shineng makes stopping valve bar 7 all the time with the pressure shoulder 12 of pot body 3 inner UNICOMs.Stopping valve bar 7 has the bulge loop 1 of circumferential projection, and bulge loop 1 is positioned at valve seat 2 and is closing when covering, and presses shoulder 12 roof pressures in the upper surface of bulge loop 1.The bottom of bayonet socket 11 also has closing Gai Houneng and cooperates the location structure that makes push pedal 9 location with the stopping valve bar 7 of rising.As shown in Figure 5; Location structure comprises the detent 14 that is used to supply 7 embeddings of stopping valve bar that bayonet socket 11 bottoms have in the present embodiment; According to actual conditions, location structure can also for bayonet socket 11 bottoms have after stopping valve bar 7 rises can with stopping valve bar 7 against positioning step.
Be provided with the lifting structure that stopping valve bar 7 is risen between push pedal 9 and the stopping valve bar 7 when push pedal 9.Promote the bulge loop 2 16 that slide rail 15 that structure comprises that bayonet socket 11 tops have and stopping valve bar 7 outer end have in the present embodiment, bulge loop 2 16 is positioned on the slide rail 15 and slide rail 15 is raise by bayonet socket 11 ends to the inside gradually.
Like Fig. 4, shown in Figure 5, push pedal 9 bottoms places has card base 24, when pot cover 5 does not correctly fasten with pot body 3 card base 24 between the pot of pot body 3 mouthful and pot cover 5, and when pot cover 5 and pot body 3 correctly behind the fastening card base 24 be positioned at the below of the 3a that turns edge.The rear end lower of push pedal 9 also has retaining pin 20; As shown in Figure 2; Have the chute 21 that supplies retaining pin 20 to insert and can guide push pedal 9 to slide on the lower handle 4, chute 21 have be positioned at lower handle 4 sides slip into mouthfuls 22, slip into that mouthfuls 22 end is folded to pot body 3 and this end has blocking surface 23.
The operation principle of this cover closing and opening safety device for pressure cooker is described below: at first pot cover 5 and pot body 3 are fastened; Fasten when not in place when pot cover 5 and pot body 3 occurring; Card base 24 pot body 3 the pot mouthful and pot cover 5 between make pot cover 5 can not fasten all the time; Avoid pot body 3 internal pressures to rise, effectively avoided potential safety hazard.As shown in Figure 7, pot cover 5 rotates upper handle 1 and closes lid after correctly fastening with pot body 3; Push pedal 9 is contacted the elastic force that makes push pedal 9 overcome spring 10 by the 3a that turns edge of pot cover 5 and slides to the direction of the 3a that turns edge away from pot cover 5, and the retaining pin 20 of push pedal afterwards 9 can be from slip into mouthful 22 entering chutes 21, and push pedal 9 this moment is by chute 21 guided slidable; Chute 21 earlier with push pedal 9 to away from pot cover 5 edge directions guiding; The 3a that turns edge of pot body 3 can not contact push pedal 9, has reduced friction, and the feasible process of lid of closing is smooth and easy.Stopping valve bar 7 descends under the gravity effect, and the bulge loop 2 16 on the stopping valve bar 7 descends along slide rail 15, and the continuation that stops stopping valve bar 7 descends thereby the lower surface of bulge loop 1 and valve seat 2 lean; The steam vent 8 of stopping valve bar 7 is positioned at the sealing surface bottom of valve seat 2; The pressure of push pedal 9 is takeed on the upper surface of 12 roof pressures in bulge loop 1, makes stopping valve bar 7 can not rise like this, steam vent 8 all the time with pot body 3 inner UNICOMs; Closing in the process of lid pot body 3 internal pressures like this can both get rid of from steam vent 8; Make pot body 3 internal pressures can not surpass the force value of safety, meet and close the requirement of covering security, it is laborsaving, smooth to guarantee to close the process of lid simultaneously.
When the fastening area of pot cover 5 and the 3a that turns edge of pot body 3 surpasses 85 percent; Chute 21 with push pedal 9 near the guiding of pot cover 5 edge directions; The elastic force effect that push pedal 9 this moment receives spring 10 to pot cover 5 turn edge 3a near; Blocking surface 23 stops that retaining pin 20 advances afterwards, makes that push pedal 9 stops to slide.Push pedal 9 to the 3a that turns edge of pot cover 5 near process in, press shoulder 12 to leave the upper surface of bulge loop 1 gradually, until fully can roof pressure bulge loop 1; Bulge loop 2 16 rises along the slide rail 15 that raises gradually afterwards, has realized that promptly stopping valve bar 7 rises, and is as shown in Figure 8; After pot cover 5 and pot body 3 fasten; Card base 24 in the push pedal 9 is positioned at the below of the 3a that turns edge, and card base 24 can fasten with the 3a that turns edge, and has further improved security; The steam vent 8 that this moment, stopping valve bar 7 the inners had is positioned on the sealing surface of valve seat 2; Reduced leaving area like this, also shortened the upward stroke of stopping valve bar 7, so when pot body 3 inside produce very little pressure; Will rise the easily under pressure sealing ring that is fixed with until stopping valve bar 7 the inners of stopping valve bar 7 contacts with the sealing surface of valve seat 2 and makes pot cover 5 sealings; The sensitivity that stopping valve bar 7 rises is high, the time is short, can effectively avoid the loss of heat, pressure in pot body 3, has shortened cooking time; Reduce energy consumption, had energy-conserving action; Stopping valve bar 7 rises in addition, and the upper end of the bulge loop 1 of stopping valve bar 7 is partially submerged in the detent 14, and stopping valve bar 7 makes bayonet socket 11 not slide; Promptly realized the location of push pedal 9, so push pedal 9 has in pot body 3 inside under the situation of elevated pressures and can not slide, so can't uncap; Have only the pot of working as body 3 internal pressures to drop in the safe opening pressure value scope; Stopping valve bar 7 just can descend, thereby can opened pot 5, has guaranteed the security of uncapping like this.
As shown in Figure 9; Present embodiment is basic identical with structure and the principle of embodiment 1; Different place is in the present embodiment to promote the lift block 18 of the circumferential projection that jacking block 17 that structure comprises that bayonet socket 11 tops have and stopping valve bar 7 outer end have; The surface that lift block 18 contacts with jacking block 17 is inclined-plane 19, and inclined-plane 19 is downward-sloping by side direction end direction in the bayonet socket 11.When under the elastic force effect of push pedal 9 at spring 10 to pot body 3 transformations near the time, jacking block 17 contacts the inclined-plane 19 of lift block 18, lift block 18 drives stopping valve bars 7 and rises together like this, is positioned on the sealing surface of valve seat 2 until the steam vent 8 of stopping valve bar 7.
Specific embodiment described herein only is that the utility model spirit is illustrated.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from the spirit of the utility model or surmount the defined scope of appended claims.
Although this paper has used upper handle 1, valve seat 2, pot body 3, the 3a that turns edge, lower handle 4, pot cover 5, through hole 6, stopping valve bar 7, steam vent 8, push pedal 9, spring 10, bayonet socket 11, presses shoulder 12, bulge loop 1, detent 14, slide rail 15, bulge loop 2 16, jacking block 17, lift block 18, inclined-plane 19, retaining pin 20, chute 21, slipped into terms such as mouth 22, blocking surface 23, card base 24, reference column 1, reference column 2 26 morely, do not get rid of the possibility of using other term.Using these terms only is in order to describe and explain the essence of the utility model more easily; It all is contrary with the utility model spirit being construed to any additional restriction to them.
Claims (10)
1. cover closing and opening safety device for pressure cooker; Comprise upper handle (1), valve seat (2) and be fixed on the lower handle (4) on pot body (3); Described upper handle (1) is fixed on the through hole (6) that pot cover (5) is gone up and upper handle (1) has and the external world communicates; Described valve seat (2) be fixed on that pot cover (5) is gone up and valve seat (2) in be equipped with the stopping valve bar (7) that can go up and down; Described stopping valve bar (7) is positioned at the inboard place, the inner of pot cover (5) and has the steam vent (8) that communicates with through hole (6); Be provided with in the described upper handle (1) ability near or the push pedal (9) of sliding away from pot cover (5) edge; Be provided with between described push pedal (9) and the upper handle (1) that an end is resisted against upper handle (1), the other end is resisted against the spring (10) in the push pedal (9), it is characterized in that, the front end of described push pedal (9) has the bayonet socket (11) that supplies stopping valve bar (7) to snap in; The bottom of described bayonet socket (11) have close steam vent (8) that Gai Shineng makes stopping valve bar (7) all the time with the pressure shoulder (12) of the inner UNICOM of pot body (3), the bottom of described bayonet socket (11) also has closing Gai Houneng and cooperates the location structure that push pedal (9) is located with the stopping valve bar (7) of rising.
2. cover closing and opening safety device for pressure cooker according to claim 1; It is characterized in that; Described stopping valve bar (7) has the bulge loop one (13) of circumferential projection, and described bulge loop one (13) is positioned at valve seat (2) and is closing when covering described pressure shoulder (12) roof pressure in the upper surface of bulge loop one (13).
3. cover closing and opening safety device for pressure cooker according to claim 2 is characterized in that, described location structure comprises that bayonet socket (11) bottom has be used for stopping valve bar (7) against positioning step or the detent (14) that supplies stopping valve bar (7) to embed.
4. according to claim 1 or 2 or 3 described cover closing and opening safety device for pressure cooker, it is characterized in that, be provided with the lifting structure that stopping valve bar (7) is risen between described push pedal (9) and the stopping valve bar (7) when push pedal (9).
5. cover closing and opening safety device for pressure cooker according to claim 4; It is characterized in that; Described lifting structure comprises the bulge loop two (16) that slide rail (15) that bayonet socket (11) top has and stopping valve bar (7) outer end have, and described bulge loop two (16) is positioned at that slide rail (15) is gone up and described slide rail (15) is raise by bayonet socket (11) end to the inside gradually.
6. cover closing and opening safety device for pressure cooker according to claim 4; It is characterized in that; Described lifting structure comprises the lift block (18) of the circumferential projection that jacking block (17) that bayonet socket (11) top has and stopping valve bar (7) outer end have; The surface that described lift block (18) contacts with jacking block (17) is inclined-plane (19), and described inclined-plane (19) are downward-sloping by the interior side direction end direction of bayonet socket (11).
7. according to claim 1 or 2 or 3 described cover closing and opening safety device for pressure cooker; It is characterized in that; The rear end lower of described push pedal (9) has retaining pin (20); Have the chute (21) that supplies retaining pin (20) to insert and can guide push pedal (9) to slide on the described lower handle (4), described chute (21) has slip into mouthful (22) that are positioned at lower handle (4) side, and the described end that slips into mouthful (22) is folded to a pot body (3) and this end has blocking surface (23).
8. according to claim 1 or 2 or 3 described cover closing and opening safety device for pressure cooker; It is characterized in that; Described push pedal (9) bottom place has card base (24), and described card base (24) is not positioned between the pot mouth and pot cover (5) of a pot body (3) when pot cover (5) correctly fastens with pot body (3).
9. cover closing and opening safety device for pressure cooker according to claim 8; It is characterized in that; The boiler port of described pot body (3) has turn edge (3a) of outside turnover, and described card base (24) is positioned at the below of turn edge (3a) behind the correct fastening of pot cover (5) and pot body (3).
10. according to claim 1 or 2 or 3 described cover closing and opening safety device for pressure cooker; It is characterized in that; Has reference column one (25) in the described push pedal (9); Have reference column two (26) in the described upper handle (1), described spring (10) two ends are placed in respectively on reference column one (25) and the reference column two (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203452534U CN202262832U (en) | 2011-09-15 | 2011-09-15 | Safety device for opening and closing cover of pressure cooker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203452534U CN202262832U (en) | 2011-09-15 | 2011-09-15 | Safety device for opening and closing cover of pressure cooker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202262832U true CN202262832U (en) | 2012-06-06 |
Family
ID=46153644
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203452534U Withdrawn - After Issue CN202262832U (en) | 2011-09-15 | 2011-09-15 | Safety device for opening and closing cover of pressure cooker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202262832U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102319018A (en) * | 2011-09-15 | 2012-01-18 | 浙江苏泊尔股份有限公司 | Cover opening and closing safety device of pressure cooker |
| CN109124333A (en) * | 2018-10-16 | 2019-01-04 | 苏州加益不锈钢制品有限公司 | A kind of pressure cooker open and close mechanism |
| CN111358289A (en) * | 2020-04-10 | 2020-07-03 | 广东新科达实业有限公司 | Pressure cooker |
-
2011
- 2011-09-15 CN CN2011203452534U patent/CN202262832U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102319018A (en) * | 2011-09-15 | 2012-01-18 | 浙江苏泊尔股份有限公司 | Cover opening and closing safety device of pressure cooker |
| CN102319018B (en) * | 2011-09-15 | 2013-11-06 | 浙江苏泊尔股份有限公司 | Cover opening and closing safety device of pressure cooker |
| CN109124333A (en) * | 2018-10-16 | 2019-01-04 | 苏州加益不锈钢制品有限公司 | A kind of pressure cooker open and close mechanism |
| CN109124333B (en) * | 2018-10-16 | 2024-04-02 | 苏州加益不锈钢制品有限公司 | Pressure cooker opening and closing mechanism |
| CN111358289A (en) * | 2020-04-10 | 2020-07-03 | 广东新科达实业有限公司 | Pressure cooker |
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