CN201641588U - Electric pressure cooker with double pressure-controlled function - Google Patents
Electric pressure cooker with double pressure-controlled function Download PDFInfo
- Publication number
- CN201641588U CN201641588U CN2009203147426U CN200920314742U CN201641588U CN 201641588 U CN201641588 U CN 201641588U CN 2009203147426 U CN2009203147426 U CN 2009203147426U CN 200920314742 U CN200920314742 U CN 200920314742U CN 201641588 U CN201641588 U CN 201641588U
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- pot cover
- electric pressure
- cooking saucepan
- pot
- sensor
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Abstract
An electric pressure cooker with double pressure-controlled function, comprises a pot cover, a middle ring, an outer pot, a heating disc, a pressure sensor and a control circuit connected with the heating disc, wherein the pressure sensor comprises a mechanical sensor arranged at the bottom of the outer pot and an electronic sensor arranged on the pot cover, the mechanical sensor is connected in series with the electronic sensor and then is electrically connected with the control circuit, the operating pressure of the electronic sensor is lower than the operating pressure of the mechanical sensor, thus the electronic sensor firstly works, once the electronic sensor is out of order, the mechanical sensor works, thereby the double pressure-controlled protection is exerted on the electric pressure cooker. In addition, an independently-controlled low-power element is arranged in the heating disc of the electric pressure cooker, therefore the electric pressure cooker can work at low power and work according to the set power, at the same time, the electric pressure cooker can work at the power higher than the set power, and the heating circuit of the heating disc and the circuit of the low-power heating element are powered on simultaneously.
Description
Technical field
The utility model relates to electric pressure cooking saucepan, particularly a kind of electric pressure cooking saucepan with dual pressure control function.
Technical background
Electric pressure cooking saucepan of the prior art, generally be deformation by the bottom of a pan, the mechanical compression sensor (pressure sensor) that is arranged on the bottom of a pan is controlled heater circuit according to deformation quantity, if this sensor failure, then electric pressure cooking saucepan is caused danger because pressure is excessive easily.
In addition, existing electric pressure cooking saucepan, with as its power all can not regulate in the course of the work.When only needing low-power when heating under some situation, perhaps add when high-power when needs, all can't realize.
Summary of the invention
The technical problems to be solved in the utility model is to overcome the deficiencies in the prior art, and a kind of electric pressure cooking saucepan that should have dual pressure control function is provided.
The technical problem that another will solve of the present utility model provides a kind of electric pressure cooking saucepan of selecting different gear power or low-power operation.
The utility model technical scheme be: a kind of electric pressure cooking saucepan with dual pressure control function, comprise pot cover, middle ring, outer pot, heat-generating disc, pressure sensor, the control circuit that is connected with heat-generating disc, it is characterized in that: described pressure sensor comprises mechanical pick-up device that is arranged on outer pot bottom and the electronic sensor that is arranged on the pot cover, be electrically connected with control circuit after described mechanical pick-up device is connected with electronic sensor, and the operating pressure of electronic sensor is lower than the operating pressure of mechanical pick-up device.
The center of pot cover is provided with the sealing ring erection column, and described electronic sensor is installed in the sealing ring erection column at pot cover center.
As further improvement of the utility model, establish at least two guide pillars that are electrically connected with control circuit on the ring in described, the lower surface of pot cover is provided with at least two contact blocks that are electrically connected with electronic sensor, and after described pot cover was rotatablely fastened on pot body, the guide pillar upper surface contacted with contact block.
Be provided with the boss that extends vertically in described in the annular groove of ring, the bottom of pot cover is provided with the arc chute that holds this boss, and the stroke that effective arc length of described arc chute and pot cover are rotatablely fastened on pot body is suitable.
Described guide pillar is arranged on the boss, and described contact block is arranged on the bottom land of arc chute.
Further improve as of the present utility model, top, the described outer the bottom of a pan also is provided with the heater element of independent control, this heater element directly connects into the loop with power supply, and is controlled by gauge tap independently, and described gauge tap is arranged on the shell or pot cover of electric pressure cooking saucepan.
Described heater element is heating wire or heat-generating pipe, and its power is 20～100W.
The beneficial effects of the utility model are; by electronics and mechanical pick-up device are set; and the operating pressure of electronic sensor is lower than the operating pressure of mechanical pick-up device; therefore electronic sensor work earlier; in case electronic sensor is malfunctioning; mechanical pick-up device plays a role, thereby gives electric pressure cooking saucepan with dual voltage-controlled protection.In addition, the low power element of independent control is set in the heat-generating disc of electric pressure cooking saucepan, therefore electric pressure cooking saucepan can low-power operation, also can be by the setting power work of itself, simultaneously also high-power work be can on the basis of setting power own, add, the heating circuit of heat-generating disc itself and the circuit of low-power heater element promptly connected simultaneously.
Description of drawings
Below in conjunction with drawings and the specific embodiments the electric pressure cooking saucepan that the utlity model has dual pressure control function is described further.
Accompanying drawing 1 is the circuit connection diagram of electric pressure cooking saucepan among the embodiment;
Accompanying drawing 2 is the stereogram of the pot cover of electric pressure cooking saucepan among the embodiment;
Accompanying drawing 3 is after pot cover is fastened on pot body among the embodiment, the cutaway view of pot cover and middle loop section (the metal enclosing cover is not shown);
Accompanying drawing 4 is the exploded view of Fig. 3;
Accompanying drawing 5 is the stereogram of pot cover center erection column (sensor is installed in the erection column).
The specific embodiment
Electric pressure cooking saucepan in the present embodiment comprises the basic structure of existing electric pressure cooking saucepan, as pot cover, shell, outer pot, interior pot, middle ring, heat-generating disc, control circuit or the like.Wherein, pot cover is a split-type structural with the pot body, and pot cover is rotatablely fastened on the interior pot of pot body by the pot tooth.
As shown in Figure 1, be arranged on the mechanical pick-up device 10 and the electronic sensor 9 that is arranged on the pot cover of outer pot bottom, be electrically connected with control circuit after mechanical pick-up device 10 is connected with electronic sensor 9, and the operating pressure of electronic sensor 9 is lower than the operating pressure of mechanical pick-up device 10.Therefore electronic sensor 9 work earlier, in case electronic sensor 9 is malfunctioning, mechanical pick-up device 10 plays a role, thereby gives electric pressure cooking saucepan with dual voltage-controlled protection.In addition, top, the bottom of a pan is provided with the heater element (also can be installed in the heat-generating disc, when having independently terminals) of independent control outside, this heater element directly and power supply connect into the loop, and by independently gauge tap control, this gauge tap is arranged on the shell or pot cover of electric pressure cooking saucepan.Wherein heater element can be selected heating wire or heat-generating pipe for use, and its power is 20～100W, is provided with one or more as required, but the lower power of overall assurance.In use, independent use is arranged also, also can use, thereby obtain bigger power with the power stack of the heat-generating disc of electric pressure cooking saucepan itself.
Shown in accompanying drawing 2 to 5, be used for connecting in the annular groove 13 of ring 1 of shell and outer pot and be provided with boss 11, this boss 11 is made by plastic material, and along in ring 1 extend axially.Pot cover comprises plastic cement enclosing cover 2, metal inner cap 3 and the metal cover 4 that is arranged on plastic cement enclosing cover 2 outsides, the bottom of plastic cement enclosing cover 2 be provided with hold in the ring 1 convex platform 11 arc chute 21, the stroke that effective arc length of arc chute 21 and pot cover are rotatablely fastened on pot body is suitable.The arc chute 21 of boss 11 and pairing with it is provided with symmetrically or circumference distributes equably.Fashionable when the pot cover turn buckle, boss 11 is in the guide effect lower slider of arc chute 21.The center of circle of this arc chute 21 should keep concentric with pot cover.The pot tooth 31 that fastens with the rotation of pot body is arranged on the metal inner cap 3.
Wherein be equiped with erection column 7 (as shown in Figure 2) at the middle part of metal inner cap, erection column 7 upper ends are cavity 71, and electronic sensor 9 is installed in the inside of erection column 7 upper end cavities 71.The lower end of erection column 7 is provided with the annular groove 8 of suit aluminium dish, and the sealing ring of electric pressure cooking saucepan is set in the edge (not shown) of aluminium dish.
Simultaneously, be provided with two guide pillars 13 (being generally the copper guide pillar) of metal therein in boss 11, the upper surface of boss 11 is stretched out in the upper end of guide pillar 13, guide pillar 12 is provided with shaft shoulder 12a, shaft shoulder 12a bottom is set with back-moving spring 5, one end of spring 5 is positioned on the shaft shoulder 12a of guide pillar 12, the bottom of ring 1 during the other end is positioned at, and fixing by nut and holder 6.After pot cover is rotatablely fastened on pot body, be provided with the contact block 22 of metal in the arc chute 21 with corresponding position, guide pillar 13 upper surfaces, contact block 22 is fixed on the plastic cement enclosing cover 2 by screw 23, the surface that expose contact block 22 lower ends flushes with the bottom surface of arc chute 21 or a little less than this bottom surface, in the time of should be with the Unscrew pot cover, guide pillar 12 can be separated from contact block 22 smoothly and be advisable.The lower end of two guide pillars 12 is electrically connected with control circuit respectively, and the upper end of two contact blocks 22 is electrically connected with two binding posts 91,92 of electronic sensor 9 in the erection column 7 shown in accompanying drawing 4,5 respectively.When the pot cover fastening put in place, guide pillar 12 contacted with contact block 22, and control circuit is connected, and electronic sensor 9 is controlled electric pressure cooking saucepan work.When pot cover did not have fastening not put in place, guide pillar 12 did not contact with contact block 22, and control circuit is not connected, the actuating circuit of the uncontrollable electric pressure cooking saucepan of sensor.Simultaneously, when pot inner pressure changes, gap between pot cover and the middle ring 1 can change, because the axial arrangement mode of employing of guide pillar and contact block is consistent with the pot cover direction of motion in the course of the work, therefore, in the electric pressure cooking saucepan course of work, guide pillar 12 can keep excellent contact with contact block 22 under the effect of back-moving spring 5, thereby guarantee that in the electric pressure cooking saucepan course of normal operation control circuit can unexpectedly not disconnect.In addition because the setting of boss 11 and arc chute 21 can guarantee that pot cover successfully rotates fastening.
The above only is preferred embodiment of the present utility model, not in order to restriction the utility model.Therefore, all any modifications of within spirit of the present utility model and principle, being done, be equal to and replace and improvement etc., all should be included within the protection domain of the utility model claim.
Claims (7)
1. electric pressure cooking saucepan with dual pressure control function, comprise pot cover, middle ring, outer pot, heat-generating disc, pressure sensor, the control circuit that is connected with heat-generating disc, it is characterized in that: described pressure sensor comprises mechanical pick-up device that is arranged on outer pot bottom and the electronic sensor that is arranged on the pot cover, be electrically connected with control circuit after described mechanical pick-up device is connected with electronic sensor, and the operating pressure of electronic sensor is lower than the operating pressure of mechanical pick-up device.
2. the electric pressure cooking saucepan with dual pressure control function according to claim 1 is characterized in that: the center of pot cover is provided with the sealing ring erection column, and described electronic sensor is installed in the sealing ring erection column at pot cover center.
3. the electric pressure cooking saucepan with dual pressure control function according to claim 1, it is characterized in that: establish at least two guide pillars that are electrically connected with control circuit on the ring in described, the lower surface of pot cover is provided with at least two contact blocks that are electrically connected with electronic sensor, after described pot cover was rotatablely fastened on pot body, the guide pillar upper surface contacted with contact block.
4. the electric pressure cooking saucepan with dual pressure control function according to claim 3, it is characterized in that: be provided with the boss that extends vertically in described in the annular groove of ring, the bottom of pot cover is provided with the arc chute that holds this boss, and the stroke that effective arc length of described arc chute and pot cover are rotatablely fastened on pot body is suitable.
5. the electric pressure cooking saucepan with dual pressure control function according to claim 4 is characterized in that: described guide pillar is arranged on the boss, and described contact block is arranged on the bottom land of arc chute.
6. the electric pressure cooking saucepan with dual pressure control function according to claim 1, it is characterized in that: top, the described outer the bottom of a pan is provided with the heater element of independent control, this heater element directly and power supply connect into the loop, and by independently gauge tap control, described gauge tap is arranged on the shell or pot cover of electric pressure cooking saucepan.
7. the electric pressure cooking saucepan with dual pressure control function according to claim 6 is characterized in that: described heater element is heating wire or heat-generating pipe, and its power is 20～100W.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203147426U CN201641588U (en) | 2009-11-13 | 2009-11-13 | Electric pressure cooker with double pressure-controlled function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203147426U CN201641588U (en) | 2009-11-13 | 2009-11-13 | Electric pressure cooker with double pressure-controlled function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201641588U true CN201641588U (en) | 2010-11-24 |
Family
ID=43106767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009203147426U Expired - Fee Related CN201641588U (en) | 2009-11-13 | 2009-11-13 | Electric pressure cooker with double pressure-controlled function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201641588U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102519654A (en) * | 2011-12-02 | 2012-06-27 | 美的集团有限公司 | Pressure detection device and electric pressure cooker adopting same |
| CN104146594A (en) * | 2014-08-27 | 2014-11-19 | 赖业文 | Dual-purpose electric cooker heating device |
-
2009
- 2009-11-13 CN CN2009203147426U patent/CN201641588U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102519654A (en) * | 2011-12-02 | 2012-06-27 | 美的集团有限公司 | Pressure detection device and electric pressure cooker adopting same |
| CN104146594A (en) * | 2014-08-27 | 2014-11-19 | 赖业文 | Dual-purpose electric cooker heating device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101124 Termination date: 20131113 |