CN100490714C - Steam discharge device for electric pressure heat insulating rice cooker - Google Patents
Steam discharge device for electric pressure heat insulating rice cooker Download PDFInfo
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- CN100490714C CN100490714C CNB200610106322XA CN200610106322A CN100490714C CN 100490714 C CN100490714 C CN 100490714C CN B200610106322X A CNB200610106322X A CN B200610106322XA CN 200610106322 A CN200610106322 A CN 200610106322A CN 100490714 C CN100490714 C CN 100490714C
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- 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
- A47J27/092—Devices for automatically releasing pressure before opening
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- 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
- A47J27/086—Pressure-cookers; Lids or locking devices specially adapted therefor with built-in heating means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
- F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
- F16K17/06—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with special arrangements for adjusting the opening pressure
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S220/00—Receptacles
- Y10S220/912—Cookware, i.e. pots and pans
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cookers (AREA)
Abstract
A steam discharge device for electric pressure heat insulating rice cooker of the invention comprises: an inner bag arranged in the main body and heated by heater for cooking through a plurality of heaters; an out lid disposed on the main body for opening and closing; a lid for the inner bag; a steam inlet hole arranged on the lid for discharging the steam to outside from the inner bag; an open and close valve disposed on the upper side of the steam inlet hole for opening or closing the steam inlet hole by moving the pin; a cover provided with a through hole projecting with the pin and a steam outlet hole, the lower part of the cover is fixed on the upper side of the steam inlet hole by bolt to cover the valve except for the upper end of the pin; a stop member arranged between the upper end of the pin and the cover for blocking the pin when the pressure rising exceeding the expected interval and keeping the opening state of the steam inlet hole.
Description
Technical field
The present invention relates to a kind of along with the inner bag internal pressure in the culinary art steam discharge device of the electric pressure heat insulating rice cooker of exhaust steam, be particularly related to the stream that surpasses continuous openness exhaust steam under the state of critical pressure in the inner bag internal pressure, thereby improve the steam discharge device of the electric pressure heat insulating rice cooker of security of products.
Background technology
Usually, electric pressure heat insulating rice cooker is meant, comes the heating kettle confined space by electric heater, improves the pressure in the pot thus, the cooking implement that the food that is difficult under the normal pressure boiling is cooked at short notice.
The usual pressure heat-preservation electric rice cooker contains inner bag in body, outer pot cover and inner bag pot cover are provided with in mode to be opened/closed, so that seal above-mentioned inner bag inside by covering above-mentioned body and inner bag, above-mentioned inner bag is heated by being built in above-mentioned intrinsic various heaters, thereby can cook.
Certainly, above-mentioned outer pot cover and inner bag pot cover side, be provided with the pressure-regulating device that to regulate the inner bag internal pressure, the steam that above-mentioned pressure-regulating device forms between pot cover and the inner bag pot cover is outside discharged stream and is provided with magnetic valve, so that during inner bag is cooked, make the internal pressure of above-mentioned inner bag keep culinary art pressure, above-mentioned magnetic valve is cutting out usually, just is opened when connecting power supply.
But, above-mentioned pressure-regulating device is in cooking process, if have a power failure, magnetic valve will cut out, therefore in order to prevent that above-mentioned inner bag internal pressure from excessively raising, outside above-mentioned, also be provided with steam discharge device between pot cover and the inner bag pot cover, so that when above-mentioned inner bag internal pressure surpasses critical pressure, discharge the steam of above-mentioned inner bag inside.
Fig. 1 and Fig. 2 represent the steam discharge device of electric pressure heat insulating rice cooker of prior art and the sectional side view of duty thereof respectively.
Below with reference to Fig. 1, specifically watch the steam discharge device of the electric pressure heat insulating rice cooker of prior art: on inner bag pot cover 2, be formed with inlet hole 2h, and at the upside of above-mentioned inlet hole 2h, be provided with rubber system in mode to be opened/closed and open and close parts 4, at the upside of above-mentioned switching parts 4, be assembled with pin 6, spring 8, cover cap 10 successively.
At this moment, above-mentioned pin 6 is configured to the top that above-mentioned switching parts 4 are inserted in its lower end, the central authorities of above-mentioned cover cap 10 are formed with the through hole 10a of the upper end perforation that can make above-mentioned pin 6, an and side of above-mentioned cover cap 10, be formed with the steam discharge hole 10h that is used for exhaust steam, in order to cover above-mentioned pin 6, utilize screw S to be assembled on the above-mentioned inner bag pot cover 2 above-mentioned cover cap 10, resiliency supported has spring 8 between the lower end of above-mentioned pin 6 and the cover cap 10.
Therefore, when inner bag (not shown) internal pressure surpasses critical pressure, the above-mentioned 8 compressed whiles of spring, above-mentioned pin 6 rises, the steam entrance hole 2h of above-mentioned switching parts 4 open above-mentioned inner bag pot covers, through the steam of the steam entrance hole 2h of above-mentioned inner bag pot cover, the steam discharge hole 10h by above-mentioned cover cap is discharged to steam and discharges the space.
But, the steam discharge device of the electric pressure heat insulating rice cooker of prior art, because when the inner bag internal pressure surpasses critical pressure, just carry out the discharge work of inner bag steam inside, therefore when the inner bag internal pressure be that benchmark is when rising repeatedly or descending with the critical pressure, because the on-off action repeatedly of pin might damage above-mentioned steam discharge device, and because steam flows into other accessory problems such as electric leakage and short circuit may take place.
Summary of the invention
The present invention proposes for solving above-mentioned prior art problems, its purpose is, a kind of electric pressure heat insulating rice cooker steam discharge device is provided, when this device surpasses critical pressure in the internal pressure of inner bag, open stream, so that the steam of above-mentioned inner bag inside discharges, and when above-mentioned inner bag internal pressure is reduced to less than critical pressure, said apparatus is still keeping the opening of stream, thereby can improve security.
For addressing the above problem the present invention who proposes, the steam discharge device of the electric pressure heat insulating rice cooker of first aspect present invention is by constituting with the lower part: inner bag, and it is built in the body, is heated and cooks by various heaters; Outer pot cover, it is arranged on the above-mentioned body and can opens and closes; The inner bag pot cover, it is provided in the inboard steam that forms regulation of above-mentioned outer pot cover and discharges the space, and pot cover covers under the state on the body outside above-mentioned, seals above-mentioned inner bag; The steam entrance hole, it is formed on the above-mentioned inner bag pot cover, makes the steam of above-mentioned inner bag inside discharge the space discharge to above-mentioned steam; Open and close valve, it is arranged on above-mentioned steam entrance hole upside, and opens and closes the steam entrance hole by the pin that moves up and down along with above-mentioned inner bag internal pressure; Cover cap, it is formed with the outstanding through hole in the upper end that is used to make the pin that above-mentioned open and close valve comprises and is used to steam discharge hole that steam is discharged, and the lower end of cover cap is contained in the upside of above-mentioned steam entrance hole by set screws, to hide the open and close valve except the upper end of above-mentioned pin; Stop part, it is arranged between the upper end and cover cap of above-mentioned pin, when above-mentioned pin surpasses predetermined distance along with the inner bag internal pressure rises, this stop part is embedded in the draw-in groove on the top that is formed on above-mentioned pin and by spring and supports, limit moving up and down of above-mentioned pin with this, thereby keep the state of the open steam entrance hole of above-mentioned open and close valve.
The steam discharge device of the electric pressure heat insulating rice cooker of second aspect present invention is by constituting with the lower part: inner bag, and it is built in the body, is heated and cooks by various heaters; Outer pot cover, it is arranged on the above-mentioned body and can opens and closes; The inner bag pot cover, it is provided in the inboard steam that forms regulation of above-mentioned outer pot cover and discharges the space, and pot cover covers under the state on the body outside above-mentioned, seals above-mentioned inner bag; The steam entrance hole, it is formed on the above-mentioned inner bag pot cover, makes the steam of above-mentioned inner bag inside discharge the space discharge to above-mentioned steam; Open and close valve, it is arranged on above-mentioned steam entrance hole upside, and opens and closes the steam entrance hole by the pin that moves up and down along with above-mentioned inner bag internal pressure; Cover cap, the steam discharge hole that it is formed with through hole and is used to make steam to discharge, this through hole is used to make the upper end of the pin that above-mentioned open and close valve comprises outstanding, and the lower end of this cover cap is contained in the upside of above-mentioned steam entrance hole by set screws, to hide the open and close valve except the upper end of above-mentioned pin; Stop part, when it surpasses predetermined distance at above-mentioned pin along with the inner bag internal pressure rises, be embedded on the top of above-mentioned pin and on the mounting groove that the radial direction prolongation forms and by spring, support, thereby fastening parts projection that embeds and card end on above-mentioned cover cap, limit moving up and down of above-mentioned pin, keep the state of the open steam entrance hole of above-mentioned open and close valve.
Description of drawings
Fig. 1 and Fig. 2 represent the steam discharge device of electric pressure heat insulating rice cooker of prior art and the sectional side view of duty thereof respectively,
Fig. 3 and Fig. 4 are first embodiment of steam discharge device of expression electric pressure heat insulating rice cooker of the present invention and the sectional side view of duty thereof,
Fig. 5 a and Fig. 5 b and Fig. 6 a and Fig. 6 b are second embodiment of steam discharge device of expression electric pressure heat insulating rice cooker of the present invention and the sectional side view and the vertical view of duty thereof,
Fig. 7 and Fig. 8 are the 3rd embodiment of steam discharge device of expression electric pressure heat insulating rice cooker of the present invention and the sectional side view of duty thereof.
Label declaration
52: inner bag pot cover 52h: steam entrance hole
54: open and close parts 56: pin
56h: the draw-in groove 58 of pin: open and close spring
60: cover cap 60a: through hole
60h: steam discharge hole 72: brace table
72a: mounting groove 74: fastening parts
74a: fastening projection 74b: support and use groove
76: spring
The specific embodiment
Below, with reference to accompanying drawing, describe embodiments of the invention in detail.
Fig. 3 and Fig. 4 are first embodiment of steam discharge device of expression electric pressure heat insulating rice cooker of the present invention and the sectional side view of duty thereof.
First embodiment along with the steam discharge device of electric pressure heat insulating rice cooker of the present invention, have the regulation steam between outside pot cover of steam and the inner bag pot cover is discharged the structure that discharge in the space, as shown in Figure 3, on inner bag pot cover 52, be formed with and make steam discharge the steam entrance hole 52h that discharge in the space to steam, above above-mentioned steam entrance hole 52h, stack gradually to be assembled with and open and close parts 54, pin 56, open and close spring 58, cover cap 60, so that steam entrance hole 52h is along with above-mentioned inner bag internal pressure can open and close, stop part is arranged between above-mentioned pin 56 and the cover cap 60, when the internal pressure of above-mentioned inner bag surpasses critical pressure, stop part is with the above-mentioned pin 56 of fastening, so that above-mentioned steam entrance hole 52h keeps open state.
Specifically, above-mentioned switching parts 54 are made of the rubber elastomeric material, and are assembled into its upper end the lower end of above-mentioned pin 56 is inserted, and therefore along with the moving of above-mentioned pin 56, the lower end of above-mentioned switching parts 54 can open and close above-mentioned steam entrance hole 52h.
Above-mentioned pin 56 is configured to, the top of above-mentioned switching parts 54 is inserted in its lower end, its upper end diameter is littler than middle body, and can move up and down in the through hole 60a that the central authorities of above-mentioned cover cap 60 form, and the diameter of lower end is greater than middle body and be used to support the lower end of above-mentioned switching spring 58.
Above-mentioned switching spring 58 preferably uses gives flexible compression helical spring on above-below direction, can make the diameter equalization of above-below direction or the structure that becomes big more the closer to the upside diameter.
The central authorities of above-mentioned cover cap 60, be formed with the through hole 60a that the upper end that makes above-mentioned pin 56 can move up and down and connect, while is in the side of above-mentioned through hole 60a, be formed with steam discharge hole 60h in addition, the two ends of above-mentioned cover cap 60 preferably are assembled on the tab-like boss (boss) that is formed in above-mentioned inner bag pot cover 52 upsides by screw S.
Above-mentioned stop part is configured to, from the upper end of above-mentioned pin 56 with predetermined distance towards below on the position spaced, be formed with ring-type draw-in groove 56h, and at above-mentioned cover cap 60 upsides, radial direction resiliency supported to above-mentioned pin 56 fastening parts 74, rising with the above-mentioned pin of box lunch 56 surpasses predetermined distance, fastening parts 74 can fastening in above-mentioned draw-in groove 56h.
Specifically, the upside of above-mentioned cover cap 60, be set with brace table 72, brace table 72 is formed with towards the regulation mounting groove 72a of the open level of the draw-in groove 56h direction of above-mentioned pin, above-mentioned fastening parts 74 are arranged to, the two ends of spring 76 are fixed between the rear end of the mounting groove 72a of above-mentioned brace table and fastening parts 74, above-mentioned fastening parts 74 resiliency supported are on the radial direction of above-mentioned pin 56, the front end of above-mentioned fastening parts 74, being formed with can the fastening projection 74a of fastening in the draw-in groove 56h of above-mentioned pin, the rear end of above-mentioned fastening parts 74 is formed with the support groove 74b that above-mentioned spring 76 1 ends can be set.
Therefore, during less than critical pressure, above-mentioned switching spring 58 is not compressed in above-mentioned inner bag internal pressure, above-mentioned switching parts 54 and sell 56 and block above-mentioned steam entrance hole 52h, so steam can not discharged.
At this moment, the draw-in groove 56h of above-mentioned pin is positioned at the downside of the fastening projection 74a of above-mentioned fastening parts, and the fastening projection 74a resiliency supported of above-mentioned fastening parts is in the periphery of above-mentioned pin 56.
But, when the internal pressure of above-mentioned inner bag surpasses critical pressure, as shown in Figure 4, above-mentioned switching spring 58 is compressed, therefore above-mentioned switching parts 54 and sell 56 and make above-mentioned steam entrance hole 52h open, steam is discharged to the regulation exhaust space by above-mentioned steam entrance hole 52h and steam discharge hole 60h.
At this moment, when rising along with the compression of above-mentioned switching spring 58, above-mentioned pin 56 and surpassing predetermined distance, because the elastic restoring force of above-mentioned spring 76, the fastening projection 74a fastening of above-mentioned fastening parts is in the draw-in groove 56h of above-mentioned pin, therefore, even above-mentioned inner bag internal pressure reduces, above-mentioned switching spring 58 restores, because the draw-in groove 56h of above-mentioned pin and the fastening projection 74a fastening of above-mentioned fastening parts, therefore above-mentioned switching parts 54 and sell 56 and also make above-mentioned steam entrance hole 52h opening.
Fig. 5 a and Fig. 5 b and Fig. 6 a and Fig. 6 b are second embodiment of steam discharge device of expression electric pressure heat insulating rice cooker of the present invention and the sectional side view and the vertical view of duty thereof.
Second embodiment of the steam discharge device of electric pressure heat insulating rice cooker of the present invention, shown in Fig. 5 a and Fig. 5 b, inner bag pot cover 52 and switching parts 54, pin 56, open and close spring 58, cover cap 60 has the identical structure with above-mentioned first embodiment, the stop part that is arranged between above-mentioned pin 56 and the cover cap 60 is configured to, the lower portion that separates predetermined distance in upper end from above-mentioned pin 56, be formed with ring-type draw-in groove 56h, upside at above-mentioned cover cap 60, torsionspring 86 is configured to, towards the radial direction of above-mentioned pin 56 by resiliency supported, and when the climb of above-mentioned pin 56 surpasses predetermined distance, torsionspring 86 can fastening in above-mentioned draw-in groove 56h.
Specifically, above-mentioned torsionspring 86 forms, outstanding fixed projection 82 and supporting projections 84 are projected upwards, so that it is triangular in shape at above-mentioned cover cap 60 upsides and above-mentioned through hole 60a, middle body 86a is enclosed within on the said fixing projection 82, two ends 86b, 86c respectively resiliency supported in the above-mentioned supporting projections 84 and the upper end of selling 56.
Thus, when above-mentioned inner bag internal pressure surpasses critical pressure, shown in Fig. 6 a and Fig. 6 b, along with above-mentioned switching spring 58 is compressed, above-mentioned switching parts 54 and sell 56 and make above-mentioned steam entrance hole 52h open, steam is discharged to the regulation exhaust space by above-mentioned steam entrance hole 52h and above-mentioned steam discharge hole 60h, at this moment, along with above-mentioned switching spring 58 is compressed, rise above under the state of predetermined distance at above-mentioned pin 56, because the elastic restoring force of above-mentioned torsionspring 86, one end 86c fastening of above-mentioned torsionspring is in the draw-in groove 56h of above-mentioned pin, even therefore above-mentioned inner bag internal pressure reduces, above-mentioned switching spring 58 restores, therefore the draw-in groove 56h of above-mentioned pin is an end 86c of the above-mentioned torsionspring of fastening still, above-mentioned switching parts 54 and sell 56 above-mentioned steam entrance hole 52h is open.
Fig. 7 and Fig. 8 are the 3rd embodiment of steam discharge device of expression electric pressure heat insulating rice cooker of the present invention and the sectional side view of duty thereof.
The 3rd embodiment along with the steam discharge device of electric pressure heat insulating rice cooker of the present invention, as shown in Figure 7, inner bag pot cover 52 and switching parts 54, pin 56, open and close spring 58, cover cap 60 has the identical structure with above-mentioned first embodiment, the stop part that is arranged between above-mentioned pin 56 and the cover cap 60 is configured to, in the through hole 60a of above-mentioned cover cap, be formed with upper end diameter greater than lower end diameter and the fastening step 60b of jump is arranged, and in the upper end of above-mentioned pin 56 side, radial direction resiliency supported towards above-mentioned pin 56 has fastening parts 92, surpass predetermined distance along with above-mentioned pin 56 rises, fastening parts 92 just fastening on above-mentioned fastening step 60b.
Specifically, above-mentioned fastening parts 92 are built in, the downside that separates predetermined distance in upper end from above-mentioned pin 56, prolong among the mounting groove 56h that forms towards radial direction, between above-mentioned mounting groove 56h and fastening parts 92, be fixed with spring 94, so that above-mentioned fastening parts 92 towards the radial direction of above-mentioned pin 56 by resiliency supported, for make above-mentioned fastening parts 92 on above-mentioned fastening step 60b easily by fastening and remove fastening, above-mentioned fastening parts front end forms curved surface, simultaneously in the rear end of above-mentioned fastening parts 92, be formed with the support groove 92h of an end that is used to install above-mentioned spring 94.
In addition, above-mentioned cover cap 60 is formed with fastening step 60b at upper surface, so that above-mentioned through hole 60a forms jump, and resiliency supported above-mentioned switching spring 58, therefore also can form steam discharge hole 60h in the side.
Also have, as mentioned above, in order to prevent that steam from flowing into because of mobile fastening parts 92 1 sides of the elastic restoring force of spring 92, the lower end of above-mentioned through hole 60a is tab-like one-tenth towards the below, the lower portion that separates certain intervals from the mounting groove 56h of above-mentioned pin is formed with jump, so that its diameter greater than above-mentioned through hole 60a, also can be enclosed liner 96 in the jump part of the above-mentioned pin 56 that contacts with above-mentioned through hole 60a simultaneously.
Therefore, when above-mentioned inner bag internal pressure surpasses critical pressure, as shown in Figure 8, along with above-mentioned switching spring 58 is compressed, above-mentioned switching parts 54 and sell 56 and make above-mentioned steam entrance hole 52h open, steam is discharged to the regulation exhaust space by above-mentioned steam entrance hole 52h and steam discharge hole 60h, at this moment along with above-mentioned switching spring 58 is compressed, when above-mentioned pin 56 rises above predetermined distance, elastic restoring force by above-mentioned spring 94, the front end fastening of above-mentioned fastening parts 92 is on the fastening step 60b of above-mentioned cover cap, therefore, even above-mentioned inner bag internal pressure reduces, above-mentioned switching spring 58 restores, because the front end of the above-mentioned fastening parts 92 of fastening step 60b fastening of above-mentioned cover cap, therefore above-mentioned switching parts 54 and sell 56 and still make steam entrance hole 52h open.
Therefore certainly, at the middle body of above-mentioned pin 56, liner 96 is blocked above-mentioned through hole 60a, and above-mentioned inner bag steam inside flows into after the above-mentioned cover cap 60 by above-mentioned steam entrance hole 52h, discharges by above-mentioned steam discharge hole 60h.
More than, along with embodiments of the invention and accompanying drawing, describe the present invention in detail.But the present invention is not limited to above embodiment and accompanying drawing, and scope of the present invention only is defined in the content that the aftermentioned patent claims are put down in writing.
The steam discharge device of aforesaid electric pressure heat insulating rice cooker of the present invention, covering on the steam entrance hole that forms on the inner bag pot cover of inner bag, stack gradually and be assembled with the switching parts, pin, spring, cover cap, when the inner bag internal pressure surpasses critical pressure, pin rising predetermined distance, make the steam entrance hole open, between pin and cover cap, be provided with stop part, when pin rising predetermined distance, stop part is stuck, even the inner bag internal pressure is reduced to less than critical pressure, still make the steam entrance hole open, therefore occurring with the critical pressure in the inner bag internal pressure is when benchmark rises repeatedly or the improper pressure of degradation changes down, still can continue open steam discharge hole, thereby can prevent the breakage of building block, and then can prevent that steam from flowing in other building blocks and electric leakage and short circuit take place therefore have the advantage that can improve security of products.
Claims (7)
1. the steam discharge device of an electric pressure heat insulating rice cooker is characterized in that, by constituting with the lower part:
Inner bag, it is built in the body, is heated and cooks by various heaters;
Outer pot cover, it is arranged on the above-mentioned body and can opens and closes;
The inner bag pot cover, it is provided in the inboard steam that forms regulation of above-mentioned outer pot cover and discharges the space, and pot cover covers under the state on the body outside above-mentioned, seals above-mentioned inner bag;
The steam entrance hole, it is formed on the above-mentioned inner bag pot cover, makes the steam of above-mentioned inner bag inside discharge the space discharge to above-mentioned steam;
Open and close valve, it is arranged on above-mentioned steam entrance hole upside, and opens and closes the steam entrance hole by the pin that moves up and down along with above-mentioned inner bag internal pressure;
Cover cap, the steam discharge hole that it is formed with through hole and is used to make steam to discharge, this through hole is used to make the upper end of the pin that above-mentioned open and close valve comprises outstanding, and the lower end of this cover cap is contained in the upside of above-mentioned steam entrance hole by set screws, to hide the open and close valve except the upper end of above-mentioned pin;
Stop part, it is arranged between the upper end and cover cap of above-mentioned pin, when above-mentioned pin surpasses predetermined distance along with the inner bag internal pressure rises, this stop part is embedded in the draw-in groove on the top that is formed on above-mentioned pin and by spring and supports, limit moving up and down of above-mentioned pin with this, thereby keep the state of the open steam entrance hole of above-mentioned open and close valve.
2. the steam discharge device of electric pressure heat insulating rice cooker according to claim 1 is characterized in that, above-mentioned open and close valve is by constituting with the lower part: open and close parts, it is arranged to block above-mentioned steam entrance hole, and has certain elasticity; Pin, its lower end is connected with above-mentioned switching parts and opens and closes above-mentioned switching parts; Open and close spring, it is provided with towards the top resiliency supported between above-mentioned cover cap inside upper surface and pin lower end.
3. the steam discharge device of electric pressure heat insulating rice cooker according to claim 2 is characterized in that,
Above-mentioned switching spring is the compression helical spring of upper end diameter greater than lower end diameter.
4. according to the steam discharge device of each described electric pressure heat insulating rice cooker in the claim 1～3, it is characterized in that,
The draw-in groove of above-mentioned pin is formed on the downside that separates predetermined distance from the upper end of above-mentioned pin,
And above-mentioned stop part is by constituting with the lower part: brace table, and it is fixedly installed on the upside of above-mentioned cover cap, and is open towards above-mentioned draw-in groove direction, and flatly forms the regulation mounting groove; The fastening parts, its mode can move on the horizontal direction is arranged in the mounting groove of above-mentioned brace table, and is formed with the fastening projection at front end, so that fastening is in draw-in groove; Spring, they are between mounting groove and fastening parts, towards the radial direction resiliency supported setting of above-mentioned pin.
5. according to the steam discharge device of each described electric pressure heat insulating rice cooker in the claim 1～3, it is characterized in that,
The draw-in groove of above-mentioned pin is formed on the downside that separates predetermined distance from the upper end of above-mentioned pin,
And above-mentioned stop part is by constituting with the lower part: fixed projection and supporting projections, and on above-mentioned cover cap, give prominence to forming, and form the regulation triangle with above-mentioned lead to the hole site; Torsionspring, it is arranged to its central portion and is enclosed within on the said fixing projection, and difference resiliency supported in two ends is in the upper end of above-mentioned supporting projections and pin simultaneously.
6. the steam discharge device of an electric pressure heat insulating rice cooker is characterized in that, by constituting with the lower part:
Inner bag, it is built in the body, is heated and cooks by various heaters;
Outer pot cover, it is arranged on the above-mentioned body and can opens and closes;
The inner bag pot cover, it is provided in the inboard steam that forms regulation of above-mentioned outer pot cover and discharges the space, and pot cover covers under the state on the body outside above-mentioned, seals above-mentioned inner bag;
The steam entrance hole, it is formed on the above-mentioned inner bag pot cover, makes the steam of above-mentioned inner bag inside discharge the space discharge to above-mentioned steam;
Open and close valve, it is arranged on above-mentioned steam entrance hole upside, and opens and closes the steam entrance hole by the pin that moves up and down along with above-mentioned inner bag internal pressure;
Cover cap, the steam discharge hole that it is formed with through hole and is used to make steam to discharge, this through hole is used to make the upper end of the pin that above-mentioned open and close valve comprises outstanding, and the lower end of this cover cap is contained in the upside of above-mentioned steam entrance hole by set screws, to hide the open and close valve except the upper end of above-mentioned pin;
Stop part, when it surpasses predetermined distance at above-mentioned pin along with the inner bag internal pressure rises, be embedded on the top of above-mentioned pin and on the mounting groove that the radial direction prolongation forms and by spring, support, thereby fastening parts projection that embeds and card end on above-mentioned cover cap, limit moving up and down of above-mentioned pin, keep the state of the open steam entrance hole of above-mentioned open and close valve.
7. the steam discharge device of electric pressure heat insulating rice cooker according to claim 6 is characterized in that,
Above-mentioned stop part forms has jump, so that separate the diameter of lower portion of predetermined distance from the mounting groove of above-mentioned pin bigger than through-hole diameter, the jump part at the above-mentioned pin that contacts with above-mentioned through hole is attached with liner.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020050067928 | 2005-07-26 | ||
| KR1020050067928A KR100542335B1 (en) | 2005-07-26 | 2005-07-26 | Steam discharge device for electric pressure heat insulating rice cooker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1903105A CN1903105A (en) | 2007-01-31 |
| CN100490714C true CN100490714C (en) | 2009-05-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB200610106322XA Active CN100490714C (en) | 2005-07-26 | 2006-07-19 | Steam discharge device for electric pressure heat insulating rice cooker |
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| KR (1) | KR100542335B1 (en) |
| CN (1) | CN100490714C (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100857454B1 (en) | 2007-07-20 | 2008-09-08 | 쿠쿠전자주식회사 | Electric pressure rice cooker |
| KR200457390Y1 (en) | 2010-01-08 | 2011-12-19 | 쿠쿠전자주식회사 | Safety apparatus in one united body of electric pressure cooker |
| CN103654468B (en) * | 2012-09-07 | 2016-02-10 | 福库电子株式会社 | Electronic food processor |
| KR101379001B1 (en) | 2013-10-18 | 2014-03-27 | 양동호 | Cooker cover for cooking receptacle |
| KR101642273B1 (en) | 2014-12-15 | 2016-07-26 | (주)힌지코리아 | apparatus for exhausting steam of electric cooker |
| KR102368937B1 (en) | 2015-12-10 | 2022-03-03 | 주식회사 위니아딤채 | Device for exhausting steam in electric pressure cooker |
| KR102440946B1 (en) * | 2021-06-14 | 2022-09-07 | (주)쿠첸 | Cooking apparatus |
| KR102475266B1 (en) * | 2021-06-14 | 2022-12-08 | (주)쿠첸 | Cooking apparatus |
-
2005
- 2005-07-26 KR KR1020050067928A patent/KR100542335B1/en active IP Right Grant
-
2006
- 2006-07-19 CN CNB200610106322XA patent/CN100490714C/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| KR100542335B1 (en) | 2006-01-11 |
| CN1903105A (en) | 2007-01-31 |
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Address after: Gyeongnam Liangshan City, South Korea Patentee after: Fuku Holding Co.,Ltd. Address before: Gyeongnam Liangshan City, South Korea Patentee before: CUCKOO ELECTRONICS Co.,Ltd. |
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