CN102113818B - Pressure and cover closing in-place detection device of electric pressure cooker - Google Patents
Pressure and cover closing in-place detection device of electric pressure cooker Download PDFInfo
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- CN102113818B CN102113818B CN 201010606421 CN201010606421A CN102113818B CN 102113818 B CN102113818 B CN 102113818B CN 201010606421 CN201010606421 CN 201010606421 CN 201010606421 A CN201010606421 A CN 201010606421A CN 102113818 B CN102113818 B CN 102113818B
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- 238000010411 cooking Methods 0.000 claims description 26
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- 101100298225 Caenorhabditis elegans pot-2 gene Proteins 0.000 description 10
- 238000006073 displacement reaction Methods 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
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- 230000006835 compression Effects 0.000 description 2
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Abstract
The invention relates to a pressure and cover closing detection device of an electric pressure cooker, which comprises an outer cooker, a cooker cover and a pressure regulator provided with an ejector rod, wherein a switch is fixed on the outer cooker below the pressure regulator, the ejector rod vertically and movably penetrates through a through hole of the pressure regulator and a through hole on the edge of the outer cooker, one end of the ejector rod is contacted with the switch, the other end of the ejector rod protrudes out of the edge of the outer cooker, the cooker cover is closed in place, a cooker cover guide groove is positioned right above one end, protruding out of the cooker edge, of the ejector rod, the pressure regulator is composed of a shell, a spring, an ejector pin and a threaded rod, the shell is provided with a through hole; the ejector pin is arranged in the through hole, a step on the ejector pin is limited with a step at one end of the through hole, and one end of the ejector pin penetrates through the through hole and then is contacted with the switch; one end of the spring is sleeved on the top pin, and the other end of the spring is sleeved on the step of the through hole of the shell. The invention has low cost and multifunctional safety protection, and can be suitable for pressure control and cover opening and closing safety protection of the electric pressure cooker.
Description
Technical field
The present invention relates to the electric pressure cooking saucepan field, especially a kind of pressure detecting of electric pressure cooking saucepan is covered level detecting apparatus with closing.
Background technology
Electric pressure cooking saucepan is common in the market is that pot bottom is realized pot inner pressure control with the displacement that pressure switch or displacement transducer detect electric heat-generating disc outside; Between pot cover and shell, realize closing the lid detection that puts in place with microswitch or magnetic red pipe.Like Chinese patent 200320116811.5, name is called " pressure control device of electric pressure cooking saucepan ", discloses a kind of pressure control device of electric pressure cooking saucepan, and setting pressure support on outer pot is equipped with the adjustment screw rod on the pressure arm, setting pressure switch on heat-generating disc.Under pressure state, to bottom offset, drive pressure switch through heat-generating disc to bottom offset, accurately control through adjustment screw rod realization pressure.If but the consumer is in when operation, pot cover does not close lid and puts in place, and pressure switch occurs when unusual, and still there is potential safety hazard in electric pressure cooking saucepan.Therefore, the descendant has designed and has closed lid safety guard not in place, and like Chinese patent 200420043416.3, name is called " auto-electronic pressure cooker " and discloses a kind of electric pressure cooking saucepan and close and cover level detecting apparatus.On pot cover, be provided with the switch open device, the switch open device place of corresponding pot cover is provided with switch on the pot body, and switch is connected in control circuit, has only pot cover to be incorporated into position ability energized like this, guarantees the fastening intensity of pot cover, stops potential safety hazard.More than two kinds of schemes combine and just can stop the potential safety hazard of electric pressure cooking saucepan, therefore also cause the cost of existing electric pressure cooking saucepan high, complex process.
Summary of the invention
The objective of the invention is provides a kind of low cost, high accuracy, the simple electric pressure cooking saucepan pressure of technology and closes and cover level detecting apparatus, to guarantee the safe in utilization of electric pressure cooking saucepan for overcoming the deficiency of existing electric pressure cooking saucepan.
The technical scheme that realizes the object of the invention is:
A kind of pressure of electric pressure cooking saucepan covers checkout gear with closing, and comprises outer pot, is fastened on the pot cover on the outer pot; Also comprise the pressure regulator with through-hole structure that is fixed on below, outer pot pot edge, the below of corresponding pressure adjuster is fixed with switch on the outer pot, and pressure regulator is provided with push rod; Set pot edge through hole on through hole and the outer pot pot edge of pressure regulator is passed in the vertical activity of push rod, and push rod one end contacts with switch, and the other end protrudes on the pot edge of outer pot; Pot cover is provided with guide groove, closes lid when putting in place at pot cover, and guide groove is in the push rod protrusion directly over an end of outer pot pot edge; It is characterized in that; Said pressure regulator is made up of housing, spring, ejector pin and threaded rod, has through hole on the housing, and the two ends of this through hole have the step that extends internally; Ejector pin is installed in the through hole, and the step of step on the ejector pin and through hole one end is spacing, and an end of ejector pin passes through hole and contacts with switch; One end of spring is socketed on the ejector pin, and the other end is socketed on the step of housing through hole.
Reset for ease of said push rod, on push rod, be equipped with back-moving spring.
Have helicitic texture on the hole wall of the housing perforation nose end of above-mentioned spring socket, have threaded rod to be spirally connected with it.
The threaded rod upper end that is spirally connected on the above-mentioned pressure regulator is positioned at the outside of outer pot pot edge.
The beneficial effect that the present invention brings:
1, when pot cover do not close that lid puts in place or cooking process in pot cover displacement, the guide groove on the pot cover be not in push rod directly over, pot cover can be pushed down push rod makes switch be in off-state, the control system cuts off the electricity supply automatically.Have only when pot cover and close lid when putting in place, the pot cover upper rail be in push rod directly over, push rod does not receive the pressure of pot cover, push rod automatically resets under the effect of spring force, switch is in on-state, the automatic energized of control system.Electric pressure cooking saucepan just can be started working, and has guaranteed that electric pressure cooking saucepan does not exist pot cover not close not in place or displacement and the accident that takes place in the course of the work, guarantees safe in utilization.
2, the setting pressure adjuster on the top of outer pot, electric pressure cooking saucepan in working order, interior pot pressurized promotes outer pot to bottom offset to bottom offset, pressure regulator is fastened on the outer pot, together to bottom offset, the touch switch of pressure regulator is cut off the electricity supply.When pot inner pressure descended, outer pot automatically reset, and the switch connection power supply is realized pressure control.
3, pressure regulator and threaded rod are spirally connected, through threaded rod roof pressure ejector pin compression spring, with the contact dynamics of control ejector pin with switch, to reach the size of pot inner pressure in the control.And pressure regulator is arranged on exterior upper, and the upper end of screw rod is positioned at the outside of outer pot pot edge, therefore can be easily upper-lower position through adjusting screw(rod), the pressure of electric pressure cooking saucepan is adjusted in the rated value place, help enhancing productivity.
Description of drawings
Fig. 1 is a partial structurtes sketch map of the present invention;
Fig. 2 is a partial sectional view of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is further described.
The present invention such as Fig. 1, shown in Figure 2 comprise pot body 1, are placed on the outer pot 2 in pot body 1, also comprise the pressure regulator 4 that is fixed on outer pot 2 tops, have through hole 46 on the pressure regulator 4; The below of corresponding pressure adjuster 4 is fixed with switch 5 on the outer pot 2, and push rod 6 vertically passes the through hole 21 on the through hole 46, back-moving spring 7, outer pot 2 pot edges of pressure regulator 4, and an end of push rod 6 contacts with switch 5, and the other end protrudes on the pot edge of outer pot 2.Push rod 6 can move up and down in through hole 46, through hole 21.Have guide groove 31 on the pot cover 3, pot cover 3 can be oppressed push rod 6 and make switch 5 be in off-state in being closed the process of lid; When pot cover 3 closes lid when putting in place, push rod 6 be in pot cover guide groove 31 under, push rod 6 receives to reset under the effect of spring 7 power; Trip switch 5, switch 5 is in on-state.
When the present invention works, close lid when pot cover 3 but do not close lid when putting in place, pot cover 3 is pushed down push rod 6 and then is pushed down switch 5 and makes it be in off-state, cuts off the electricity supply, and electric pressure cooking saucepan can not be worked.After pot cover 3 closes lid and puts in place, push rod 6 be in pot cover guide groove 31 under, push rod 6 receives to reset under the effect of spring 7 power, trip switch 5, switch 5 is in on-state, electric pressure cooking saucepan can operate as normal; After producing steam pressure in the interior pot 8; In pot 8 to bottom offset, a steam pressure acts on outer pot 2 pot edges in the pot, on the outer pot 2 that pressure regulator 4 installs and fixes; With outer pot 2 to bottom offset; After pot inner pressure reaches setting value, pressure regulator 4 to bottom offset just touch switch 5 cut off the electricity supply, realize pressure control; When pot inner pressure descended, outer pot 2 automatically reset, the switch 5 automatic energized that resets. realize the intelligent pressure control of electric pressure cooking saucepan.
The above only is preferred embodiment of the present invention, is not that structure of the present invention is done any type of restriction.Every foundation technical spirit of the present invention is to the above any simple modification done of example of executing, and equivalent variations and modification all fall in protection scope of the present invention.
Claims (1)
1. the pressure of an electric pressure cooking saucepan covers checkout gear with closing; Comprise outer pot (2); Be fastened on the pot cover (3) on the outer pot (2), also comprise the pressure regulator (4) with through hole (46) structure that is fixed on below, outer pot (2) pot edge, the below that outer pot (2) is gone up corresponding pressure adjuster (4) is fixed with switch (5); Pressure regulator (4) is provided with push rod (6); Push rod (6) vertically activity passes set pot edge through hole (21) on through hole (46) and outer pot (2) pot edge of pressure regulator (4), and push rod (6) one ends contact with switch (5), and the other end protrudes on the pot edge of outer pot (2); Pot cover (3) is provided with guide groove (31); Close lid when putting in place at pot cover (3), guide groove (31) is in push rod (6) protrusion directly over an end of outer pot (2) pot edge, it is characterized in that above-mentioned pressure regulator (4) is made up of housing (41), spring (42), ejector pin (43) and threaded rod (44); Have through hole (45) on the housing (41), the two ends of this through hole (45) have the step that extends internally; Ejector pin (43) is installed in the through hole (45), and the step of step on the ejector pin (43) and through hole (45) one ends is spacing, and an end of ejector pin (43) passes through hole (45) back and contacts with switch (5); One end of spring (42) is socketed on the ejector pin (43), and the other end is socketed on the step of housing through hole (45).
2, the pressure of electric pressure cooking saucepan according to claim 1 covers checkout gear with closing, and it is characterized in that on said push rod (6), being equipped with back-moving spring (7).
3, the pressure of electric pressure cooking saucepan according to claim 1 covers checkout gear with closing, and it is characterized in that having helicitic texture on the hole wall of housing through hole (45) end of said spring (42) socket, and threaded rod (44) is spirally connected with it.
4, the pressure of electric pressure cooking saucepan according to claim 3 covers checkout gear with closing, and it is characterized in that threaded rod (44) upper end that is spirally connected on the said pressure regulator (4) is positioned at the outside of outer pot (2) pot edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010606421 CN102113818B (en) | 2010-12-27 | 2010-12-27 | Pressure and cover closing in-place detection device of electric pressure cooker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010606421 CN102113818B (en) | 2010-12-27 | 2010-12-27 | Pressure and cover closing in-place detection device of electric pressure cooker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102113818A CN102113818A (en) | 2011-07-06 |
| CN102113818B true CN102113818B (en) | 2012-12-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010606421 Active CN102113818B (en) | 2010-12-27 | 2010-12-27 | Pressure and cover closing in-place detection device of electric pressure cooker |
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| Country | Link |
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| CN (1) | CN102113818B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106419520B (en) * | 2016-09-29 | 2018-12-07 | 珠海格力电器股份有限公司 | Cover closing detection device and electric pressure cooker with same |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2605799Y (en) * | 2003-04-02 | 2004-03-10 | 刘子圣 | Automatic control device for pressure safety of pressure electric cooker |
| CN201019514Y (en) * | 2007-04-13 | 2008-02-13 | 黄英强 | Pressure automatic control device for electric pressure cooker |
| CN201641577U (en) * | 2009-12-22 | 2010-11-24 | 东莞市步步高家用电器有限公司 | Electric pressure cooker and safety cover-closing device thereof |
| CN202036044U (en) * | 2010-12-27 | 2011-11-16 | 美的集团有限公司 | Pressure and cover closing in-place detection device of electric pressure cooker |
-
2010
- 2010-12-27 CN CN 201010606421 patent/CN102113818B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2605799Y (en) * | 2003-04-02 | 2004-03-10 | 刘子圣 | Automatic control device for pressure safety of pressure electric cooker |
| CN201019514Y (en) * | 2007-04-13 | 2008-02-13 | 黄英强 | Pressure automatic control device for electric pressure cooker |
| CN201641577U (en) * | 2009-12-22 | 2010-11-24 | 东莞市步步高家用电器有限公司 | Electric pressure cooker and safety cover-closing device thereof |
| CN202036044U (en) * | 2010-12-27 | 2011-11-16 | 美的集团有限公司 | Pressure and cover closing in-place detection device of electric pressure cooker |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102113818A (en) | 2011-07-06 |
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Owner name: MIDEA GROUP CO., LTD. Free format text: FORMER NAME: MEIDI GROUP CO. LTD. |
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| CP03 | Change of name, title or address |
Address after: 528311 Guangdong, Foshan, Beijiao, the United States, the United States and the United States on the avenue of the United States, the headquarters of the United States building B floor, District, 26-28 Patentee after: MIDEA GROUP Co.,Ltd. Address before: 528311 beautiful road, Beijiao Town, Shunde District, Guangdong, Foshan Patentee before: Midea Group |