CN104068752A - Electric rice cooker and micropressure steam valve thereof - Google Patents
Electric rice cooker and micropressure steam valve thereof Download PDFInfo
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- CN104068752A CN104068752A CN201310107598.XA CN201310107598A CN104068752A CN 104068752 A CN104068752 A CN 104068752A CN 201310107598 A CN201310107598 A CN 201310107598A CN 104068752 A CN104068752 A CN 104068752A
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Abstract
The invention provides a micropressure steam valve of an electric rice cooker. The micropressure steam valve comprises an upper valve shell, a lower valve shell and a counterweight, wherein the lower valve shell is fastened with the upper valve shell, and the counterweight is arranged in a space formed by the upper valve shell and the lower valve shell. The top of the upper valve shell is provided with an exhaust hole, the bottom of the lower valve shell extends upwardly to form a step-shaped upright, the lower end of the upright is hollowed to form air inlet ends, and the air inlet ends upwardly extend to penetrate a step of the upright to form air inlet holes. The counterweight sleeves the upper end of the upright. The invention further provides the electric rice cooker. The inside of the electric rice cooker is kept in a micropressure state through the micropressure steam valve according to structural design, steam generated by boiling liquid in the electric rice cooker is discharged in time, most steam is liquefied and flows back in the steam valve, and temperature of the discharged steam is reduced. The micropressure steam valve has an overpressure protection function and is capable of avoiding too high pressure of the steam in the electric rice cooker. The electric rice cooker with the micropressure steam valve is safe, energy saving and capable of meeting requirements of modern life.
Description
Technical field
The invention belongs to household appliance technical field, specifically a kind of minute-pressure steam valve of electric cooker and with the electric cooker of this minute-pressure steam valve.
Background technology
Electric cooker is the kitchen appliance that utilizes electric heating cooking food, its operating temperature is mostly upper and lower at 100 ℃, the multiple cooking operation such as can steam, boil, stew, simmer, boil in a covered pot over a slow fire, it not only can cook food ripe, and can be incubated, use sanitation and hygiene, do not pollute, time saving and energy saving, be one of indispensable apparatus of housework modernization.
Pot of electric cooker covers the standing steam (vapor) outlet that is equipped with, while cooking, when pressure reaches after certain value, part steam is discharged from steam (vapor) outlet, guarantee the use safety of electric cooker, the setting of steam (vapor) outlet also needs to keep the pressure in electric cooker, after the interior liquid boiling that simultaneously prevents from stewing, from the pot edge of steam (vapor) outlet or interior pot, overflows.
Some employing of existing electric cooker covers a steam (vapor) outlet is set at pot, after pot internal pressure reaches certain value, steam is discharged from this steam (vapor) outlet, because pot lid and electric cooker just simply fasten, in pot after liquid boiling, steam can not be discharged in time, jack-up pot lid under the effect of pot internal pressure, in pot, liquid overflows from pot edge.The mode that some electric cooker adopts pot lid and electric cooker sealing to fasten, guaranteed that like this pot lid can be by jack-up, but need to guarantee that pot internal pressure can not be excessive or too small simultaneously, conventionally adopt the method that steam valve is set to realize, therefore, steam valve should have the function of basic exhaust steam, can keep again certain pressure in pot, and guarantees that in pot, liquid can not overflow from steam valve.
Summary of the invention
Functional requirement in view of existing steam valve and electric cooker, the invention provides a kind of electric cooker micropressure steam valve and with the electric cooker of this steam valve, by structural design, can either guarantee to discharge steam in pot, keep certain pressure in pot, can prevent the interior overflow of stewing simultaneously.To achieve these goals, the present invention by the following technical solutions.
An electric cooker micropressure steam valve, comprising: valve upper casing, the valve lower casing fastening with described valve upper casing and be positioned at described valve upper casing and the weight in the space that valve lower casing forms; Described valve upper casing top is provided with steam vent; Described valve lower casing bottom extends upward to stepped column, and described column lower end hollow forms inlet end, and described inlet end extends upward and runs through described column ladder platform formation air admission hole; Described weight is set in described column upper end.
Further, described minute-pressure steam valve also comprises a pressure relief plug, and described pressure relief plug comprises patch and stopper rod, and described patch is arranged on the through hole of described valve lower casing bottom from the outer side covers of described valve lower casing bottom; The chock plug on described stopper rod top, through the consent of described valve lower casing bottom, is stuck in the inner side of described valve lower casing bottom.
Further, described stopper rod length is greater than the thickness of described valve lower casing bottom.
Further, described weight comprises weight screw and pad, and described weight screw is bolted in the upper end of described column rotationally through described pad.
Further, described steam vent and described weight depart from setting.
Further, described valve upper casing inner side arranges a baffle plate, and described baffle plate extends to described weight lower end, weight and described steam vent described in described baffle interval.
Further, described valve lower casing bottom is equipped with sealing ring.
An electric cooker micropressure steam valve, comprising: valve upper casing, the valve lower casing fastening with described valve upper casing and be positioned at described valve upper casing and the weight in the space that valve lower casing forms; Described valve upper casing top is provided with steam vent and a downward extended baffle plate; Described valve lower casing bottom extends upward to stepped column, and described column lower end hollow forms inlet end, and described inlet end extends upward and runs through described column ladder platform formation air admission hole; Described weight is set in described column upper end; Described steam vent and described weight lay respectively in two parts of cutting apart in described space, and it is on two-part divisional plane that described baffle plate is positioned at the described space of division.
Further, also comprise a pressure relief plug, described pressure relief plug comprises patch and stopper rod, and described patch is arranged on the through hole of described valve lower casing bottom from the outer side covers of described valve lower casing bottom; The chock plug on described stopper rod top, through the consent of described valve lower casing bottom, is stuck in the inner side of described valve lower casing bottom.
A kind of electric cooker, comprise rice cooker body, be positioned at described rice cooker body pot, be fastened on pot in described rice cooker body lid, and the minute-pressure steam valve that is installed on steam outlet in described pot lid, described minute-pressure steam valve is above-mentioned minute-pressure steam valve.
Electric cooker micropressure steam valve of the present invention can make in electric rice cooker in minute-pressure state by structural design, discharge in time the steam that in pot, liquid boiling produces, simultaneously most of steam backflow of can liquefying in steam valve, reduced the temperature of exhaust steam, this steam valve also has over-voltage protecting function, and the interior steam pressure of can avoiding stewing is excessive; Use the electric cooker of this minute-pressure steam valve safe, energy-conservation, can meet the demand of the modern life.
Accompanying drawing explanation
Fig. 1 is the cutaway view of minute-pressure steam valve one embodiment of the present invention;
Fig. 2 is the decomposing schematic representation of Fig. 1 illustrated embodiment;
Fig. 3 is the structural representation at another visual angle of Fig. 1 illustrated embodiment.
The specific embodiment
The realization of the object of the invention, functional characteristics and advantage, in connection with embodiment, are described further with reference to accompanying drawing.Should be appreciated that the specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
Below in conjunction with specific embodiment, the present invention is described in detail.
With reference to Fig. 1-3, be depicted as the structural representation of electric cooker micropressure steam valve one embodiment of the present invention, this minute-pressure steam valve comprises valve upper casing 51, valve lower casing 52, weight 53 and pressure relief plug 54.
Wherein, valve upper casing 51 comprises steam vent 511, baffle plate 512, trim 513 and rotary buckle 514; Trim 513 is fastened on the surface of valve upper casing 51, can decorate the surface of valve upper casing 51, also plays a protective role simultaneously; Steam vent 511 is positioned at the top of valve upper casing 51, runs through the top of valve upper casing 51, and after trim 513 is installed, for exhaust steam, trim 513 is in steam vent 511 place's hollow outs; Baffle plate 512 is arranged at the inner side of valve upper casing 51, and this baffle plate 512 is formed to downward-extension by valve upper casing 51 inner surfaces; Rotary buckle 514 is arranged on the lower end of valve upper casing 51, and valve upper casing 51 fastens by this rotary buckle 514 and valve lower casing 52.
Valve lower casing 52 comprises that stepped column (does not mark in figure, comprise column upper end 522 and column lower end, column lower end formation inlet end 521), sealing ring 523, draw-in groove 524, through hole 525, air admission hole 526 and consent 527, column upper end 522 is parts more than stepped column cascaded surface, and this column upper end 522 comprises a coaxial screwed hole with it; Column lower end hollow forms inlet end 521, and this inlet end 521 extends upward the ladder platform formation air admission hole 526 that runs through stepped column, and with reference to Fig. 2 and Fig. 3, in the present embodiment, inlet end 521 and air admission hole 526 all have two, are symmetric; Sealing ring 523 is set in the bottom of valve lower casing 52, in order to realize sealing effectiveness better when minute-pressure steam valve is installed; The corresponding setting of rotary buckle 514 of draw-in groove 524 and valve upper casing 51, when valve upper casing 51 and valve lower casing 52 fastening, rotary buckle 514 snaps in draw-in groove 524, valve upper casing 51 and 52 fixed installations of valve lower casing are integrated, in the time of need to opening, only need make valve upper casing 51 and valve lower casing 52 relatively rotate, rotary buckle 514 departs from draw-in groove 524; Through hole 525 and consent 527 are all arranged on the bottom of valve lower casing 52, and in the present embodiment, through hole 525 has two, the symmetrical both sides that are distributed in consent 527.
In order to realize minute-pressure effect, weight 53 is positioned at the space of valve upper casing 51 and 52 formation of valve lower casing, on the concrete stepped column that is set in valve lower casing 52, this weight 53 is the multidiameter shape with ladder hole matching with stepped column, and can on stepped column, slide, the junction of weight 53 shoulder holes covers the air admission hole 526 of valve lower casing 52, in the time of in the pressure producing in steam at minute-pressure steam valve, the pressure-acting at air admission hole 526 places is on weight 53, while reaching certain value, jack-up weight 53, the junction of its shoulder hole and the ladder platform of valve lower casing 52 are departed from, steam enters the inner space of minute-pressure steam valve from air admission hole 526.In order to make weight 53 not depart under pressure column upper end 522, a screw 531 is spirally connected in the screwed hole of column upper end 522, and a pad 532 is set between screw 531 and column upper end 522, at weight 53 pressures when excessive, weight 53 upper surfaces are against on pad 532, make weight 53 not depart from column upper end 522.
While occurring to stop up in order to guarantee that minute-pressure steam valve is excessive at pressure, cannot pass through in time air admission hole exhaust steam or air admission hole, minute-pressure steam valve still can exhaust steam, in the bottom of valve lower casing 52, be provided with pressure relief plug 54, this pressure relief plug 54 comprises patch 541, stopper rod 542 and chock plug 543, stopper rod 542 is positioned at the middle part of patch 541, and chock plug 543 is arranged on the top of stopper rod 542.In use, chock plug 543 passes the consent 527 of valve lower casing 52 bottoms, and is stuck in the inner side of valve lower casing 52 bottoms, and now patch 541 covers on the through hole 525 of valve lower casing 52 bottoms, and 542 of stopper rods are arranged in consent 527.As preferred version, in valve lower casing 52 bottoms, corresponding patch 541 parts are arranged to blind hole form, the blind hole bottom laminating of the inner surface of patch 541 and valve lower casing 52 bottoms, the outer surface of patch 541 is equal with valve lower casing 52 lower surface, can avoid like this patch 541, around stopper rod 542, axial rotation occurs, guarantee that it covers on through hole 525.As preferred version, the length of stopper rod 542 is greater than the thickness of valve lower casing 52, and when minute-pressure steam valve is during in normal pressure, the liquid effects that in minute-pressure steam valve, steam condensation becomes is on patch 541 like this, pressure relief plug 54 is moved down along consent 527, and the liquid in minute-pressure steam valve flows out.As preferred scheme, the numerical value that stopper rod 542 is greater than the thickness of valve lower casing 52 is less than the degree of depth of valve lower casing 52 bottom blind holes, make pressure relief plug 54 after moving down also in blind hole, can there is not the axial rotation around stopper rod 542.
In order to make the steam that enters minute-pressure steam valve can condense into liquid more, the steam vent 511 that is positioned at valve upper casing 51 departs from setting with weight 53, even if steam vent 511 and weight 53 be not on a vertical plane, the steam that weight 53 places discharge like this arrives steam vent 511 through longer distance, can more condense.In the present embodiment, valve upper casing 51 and valve lower casing 52 fasten the space that forms vertical be divided into two parts, steam vent 511 and weight 53 are positioned at different segment spaces, the valve upper casing 51 extended baffle plates 512 in inner side are positioned on divisional plane, and this baffle plate 512 extends downward the lower end of weight 53, the steam of discharging from weight 53 is positioned at the segment space at weight 53 places, walk around in the segment space that baffle plate 512 enters steam vent 511 places, by steam vent 511, discharged again, steam is discharged through such path, can be condensed into greatly liquid.
In order to embody better preferred scheme, below with regard to the flow channel of steam, be described further.In the pressure that minute-pressure steam valve produces in steam, when pressure reaches certain numerical value, on weight 53, move under pressure, steam enters the space between column upper end 522 and weight 53 shoulder holes by air admission hole 526, steam moves down along weight 53 ladder hole walls the segment space that enters weight 53 places, now part steam generation is condensed, produce flow direction valve lower casing 52 bottoms, residual steam is walked around baffle plate 512, part steam condenses again, residual steam enters in the segment space at steam vent 511 places, by steam vent 511, discharged again, steam is discharged through the path of twice obstacle, when each cut-through, all can produce condensing in a large number of steam, when vapor flow, also can produce on a small quantity and condense, this path design makes minute-pressure steam valve can produce minute-pressure effect, when the pressure that produces at steam is excessive, there are perks in the patch 541 of pressure relief plug 54, and 525 of through holes produce gaps, and steam enters minute-pressure steam valve by this gap, can guarantee minute-pressure effect.At minute-pressure steam valve, during in normal pressure, the liquid condensing, because Action of Gravity Field is on pressure relief plug 54, moves down pressure relief plug 54, and via through holes 525 flows out.
The present invention also provides a kind of electric cooker, this electric cooker comprises rice cooker body, is positioned at the pot of rice cooker body, is fastened on pot lid in rice cooker body and is installed on the minute-pressure steam valve that described pot covers steam outlet, wherein minute-pressure steam valve is as described in above embodiment, can make electric cooker when cooking, in interior pot, produce minute-pressure effect, guarantee the effect of cooking.
By specific embodiment, the present invention has been done to detailed explanation above, these concrete descriptions can not think that the present invention only only limits to the content of these embodiment.Those skilled in the art conceive according to the present invention, these descriptions any improvement of making in conjunction with general knowledge known in this field, be equal to replacement scheme, all should be included in the protection domain of the claims in the present invention.
Claims (10)
1. an electric cooker micropressure steam valve, is characterized in that, comprising: valve upper casing, the valve lower casing fastening with described valve upper casing and be positioned at described valve upper casing and the weight in the space that valve lower casing forms; Described valve upper casing top is provided with steam vent; Described valve lower casing bottom extends upward stepped column, and described column lower end hollow forms inlet end, and described inlet end extends upward and runs through described column ladder platform formation air admission hole; Described weight is set in described column upper end.
2. minute-pressure steam valve according to claim 1, is characterized in that, also comprises a pressure relief plug, and described pressure relief plug comprises patch and stopper rod, and described patch is arranged on the through hole of described valve lower casing bottom from the outer side covers of described valve lower casing bottom; The chock plug on described stopper rod top, through the consent of described valve lower casing bottom, is stuck in the inner side of described valve lower casing bottom.
3. minute-pressure steam valve according to claim 2, is characterized in that, described stopper rod length is greater than the thickness of described valve lower casing bottom.
4. minute-pressure steam valve according to claim 1, is characterized in that, described weight comprises weight screw and pad, and described weight screw is bolted in the upper end of described column through described pad.
5. minute-pressure steam valve according to claim 1, is characterized in that, described steam vent and described weight depart from setting.
6. minute-pressure steam valve according to claim 5, is characterized in that, described valve upper casing inner side arranges a baffle plate, and described baffle plate extends to described weight lower end, weight and described steam vent described in described baffle interval.
7. minute-pressure steam valve according to claim 1, is characterized in that, described valve lower casing bottom is equipped with sealing ring.
8. an electric cooker micropressure steam valve, is characterized in that, comprising: valve upper casing, the valve lower casing fastening with described valve upper casing and be positioned at described valve upper casing and the weight in the space that valve lower casing forms; Described valve upper casing top is provided with steam vent and a downward extended baffle plate; Described valve lower casing bottom extends upward to stepped column, and described column lower end hollow forms inlet end, and described inlet end extends upward and runs through described column ladder platform formation air admission hole; Described weight is set in described column upper end; Described steam vent and described weight lay respectively in two parts of cutting apart in described space, and it is on two-part divisional plane that described baffle plate is positioned at the described space of division.
9. minute-pressure steam valve according to claim 8, is characterized in that, also comprises a pressure relief plug, and described pressure relief plug comprises patch and stopper rod, and described patch is arranged on the through hole of described valve lower casing bottom from the outer side covers of described valve lower casing bottom; The chock plug on described stopper rod top, through the consent of described valve lower casing bottom, is stuck in the inner side of described valve lower casing bottom.
10. an electric cooker, comprise rice cooker body, be positioned at described rice cooker body pot, be fastened on pot in described rice cooker body lid, and the minute-pressure steam valve that is installed on steam outlet in described pot lid, it is characterized in that, described minute-pressure steam valve is the minute-pressure steam valve described in claim 1-9 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310107598.XA CN104068752B (en) | 2013-03-30 | 2013-03-30 | A kind of electric cooker micropressure steam valve and electric cooker |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310107598.XA CN104068752B (en) | 2013-03-30 | 2013-03-30 | A kind of electric cooker micropressure steam valve and electric cooker |
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| Publication Number | Publication Date |
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| CN104068752A true CN104068752A (en) | 2014-10-01 |
| CN104068752B CN104068752B (en) | 2016-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310107598.XA Active CN104068752B (en) | 2013-03-30 | 2013-03-30 | A kind of electric cooker micropressure steam valve and electric cooker |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107440540A (en) * | 2016-05-31 | 2017-12-08 | 佛山市顺德区美的电热电器制造有限公司 | Electric cooker steam valve and electric cooker |
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| WO1987007824A1 (en) * | 1986-06-17 | 1987-12-30 | Silcraft Sales Pty. Ltd. | Vapour vent |
| CN2801020Y (en) * | 2005-04-28 | 2006-08-02 | 浙江苏泊尔炊具股份有限公司 | Steam valve of electric rice cooker |
| CN200948063Y (en) * | 2006-09-26 | 2007-09-19 | 珠海格力电器股份有限公司 | Small ball micropressure steam valve for electric cooker |
| CN202036051U (en) * | 2011-04-22 | 2011-11-16 | 佛山市顺德区美的电热电器制造有限公司 | Overflow prevention structure of electric rice cooker |
| CN203195476U (en) * | 2013-03-30 | 2013-09-18 | 深圳市鑫汇科电子有限公司 | Electric cooker micro-pressure steam valve and electric cooker |
-
2013
- 2013-03-30 CN CN201310107598.XA patent/CN104068752B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1987007824A1 (en) * | 1986-06-17 | 1987-12-30 | Silcraft Sales Pty. Ltd. | Vapour vent |
| CN2801020Y (en) * | 2005-04-28 | 2006-08-02 | 浙江苏泊尔炊具股份有限公司 | Steam valve of electric rice cooker |
| CN200948063Y (en) * | 2006-09-26 | 2007-09-19 | 珠海格力电器股份有限公司 | Small ball micropressure steam valve for electric cooker |
| CN202036051U (en) * | 2011-04-22 | 2011-11-16 | 佛山市顺德区美的电热电器制造有限公司 | Overflow prevention structure of electric rice cooker |
| CN203195476U (en) * | 2013-03-30 | 2013-09-18 | 深圳市鑫汇科电子有限公司 | Electric cooker micro-pressure steam valve and electric cooker |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107440540A (en) * | 2016-05-31 | 2017-12-08 | 佛山市顺德区美的电热电器制造有限公司 | Electric cooker steam valve and electric cooker |
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| Publication number | Publication date |
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| CN104068752B (en) | 2016-08-03 |
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Address after: 518133 B building, No. 7 down mountain road, Fuyong street, Shenzhen, Guangdong, Baoan District, China Patentee after: Xin Huike limited company of Shenzhen Address before: Post office building Baoan District 13 Baomin Shenzhen city Guangdong province 518101 Road 27 layer Patentee before: Xin Huike limited company of Shenzhen |
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Effective date of registration: 20180809 Address after: 528300 Daliang Street Office, Shunde District, Foshan City, Guangdong Province Patentee after: Foshan Shunde new Xun Electronic Technology Co., Ltd. Address before: 518133 B, 7 Baoan District Ling Xia Road, Fuyong, Shenzhen, Guangdong. Patentee before: Xin Huike limited company of Shenzhen |
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