CN107440471A

CN107440471A - Steam valve and cooking apparatus

Info

Publication number: CN107440471A
Application number: CN201610377596.6A
Authority: CN
Inventors: 黎国柱; 朱传斌; 袁伟; 陈显怀; 陈伟
Original assignee: Foshan Shunde Midea Electrical Heating Appliances Manufacturing Co Ltd
Current assignee: Foshan Shunde Midea Electrical Heating Appliances Manufacturing Co Ltd
Priority date: 2016-05-31
Filing date: 2016-05-31
Publication date: 2017-12-08
Anticipated expiration: 2036-05-31
Also published as: CN107440471B

Abstract

The invention provides a kind of steam valve and cooking apparatus.Wherein, steam valve includes：Valve body and brokenly bubble component, there is vapor chamber on valve body, steam inlet and steam (vapor) outlet are offered in vapor chamber；Brokenly bubble component is arranged in vapor chamber, has brokenly bubble chamber on brokenly bubble component, the air intake and venthole connected with steam inlet is offered on brokenly bubble chamber, elastic valve is covered with venthole, to open or close venthole.Steam valve provided by the invention, the venthole of brokenly bubble chamber is opened or closed by the elastic deformation of elastic valve, steam pressure in steam valve is bigger, the opening degree of elastic valve is bigger, elastic valve is bigger to the squeezing action for being mingled with the steam of the grain of rice, congee soup etc., reaching prevents fines from blocking venthole, broken thin rice gruel bubble, thin rice gruel is made the beneficial effect such as to be not easy to overflow, and elastic valve during venthole is opened or closed with brokenly bubble component Elastic Contact, noise will not be produced, ensure that properties of product.

Description

Steam valve and cooking apparatus

Technical field

The present invention relates to kitchen utensils field, more specifically, is related to a kind of steam valve and including the steam valve Cooking apparatus.

Background technology

At present, the cooking apparatus of in the market, such as electric cooker, are usually provided with steam valve thereon, and steam valve leads to The balance crossed between the gravity of sphere and electric cooker internal pressure, to control the closing of gas outlet and opening.

However, due to sphere can not design it is too big, as too greatly if sphere gravity it is too big, inside electric cooker Pressure can not hold up sphere, and for support sphere, outlet passageway and sphere mated position Width must be less than sphere diameter, therefore outlet passageway can an outlet bottleneck formed here, herein May be blocked by the grain of rice or other fines, cause electric cooker can not normal exhaust, pressure is excessive in electric cooker, It might have explosion danger；Secondly, in the course of the work, sphere constantly rolls, and is collided with peripheral component Noise is produced, influences the performance of product.

The content of the invention

It is contemplated that at least solves one of technical problem present in prior art.

Therefore, the purpose of one aspect of the present invention is, there is provided a kind of steam valve.

The purpose of another aspect of the present invention is, there is provided a kind of cooking pot for including above-mentioned steam valve Tool.

To achieve the above object, the embodiment of one aspect of the present invention provides a kind of steam valve, bag Include：Valve body, there is vapor chamber on the valve body, steam inlet and steam (vapor) outlet are offered in the vapor chamber； With brokenly bubble component, in the vapor chamber, there is brokenly bubble chamber, the brokenly bubble chamber on the brokenly bubble component On offer the air intake and venthole being connected with the steam inlet, be covered with elasticity at the venthole Valve, to open or close the venthole.

The steam valve that the above embodiment of the present invention provides, including valve body and the brokenly bubble that is located in the vapor chamber of valve body Component, has brokenly bubble chamber on brokenly bubble component, and brokenly bubble chamber is provided with to enter with what the steam inlet of vapor chamber was connected Steam ports and venthole, be covered with elastic valve at venthole, by the elastic deformation of elastic valve opening or Venthole is closed, so, when the steam pressure in steam valve is larger so that steam, rice in cooking apparatus When grain, congee soup etc. are entered in steam valve, Steam Actuation elastic valve is gradually opened, the opening journey of elastic valve Degree is bigger, and elastic valve is bigger to the squeezing action for being mingled with the steam of the grain of rice, congee soup etc., the gas in steam Steep oneself-meeting and be squeezed and broken, and the brokenly bubble intracavitary come back in steam valve, steam valve is overflowed so as to make thin rice gruel be not easy, Rice nutritional cost is avoided to be lost in；If there are the opening that the fines such as the grain of rice are blocked in elastic valve, meeting in this stage So that cooking apparatus internal pressure increases, so as to make the elastic deformation of elastic valve increase, elastic valve is beaten Degree increase is opened, so that the fines such as the grain of rice, congee soup is discharged, avoids blocking venthole, so as to avoid tradition Cause gas outlet to be blocked using sphere control gas outlet closing in technology, cause the situation of explosion danger Occur；And in elastic valve during venthole is opened or closed, elastic valve is sent out with brokenly bubble component Raw Elastic Contact, will not produce noise, ensure that the performance of integrated cooking utensil.

The steam valve that above-described embodiment provides, except anti-spilled above-mentioned brokenly bubble, anti-clogging and reduction can be reached Beyond the effect of noise, when the steam pressure in cooking apparatus such as electric cooker is smaller, as electric cooker starts to boil Meal stage and the holding stage after the completion of cooking, elastic valve are in non-deformed state, and at this moment elastic valve will Venthole is closed, and is avoided food fragrance inside electric cooker to a certain extent and is leaked by steam valve, is also kept away Exempt to stew interior heat and scattered and disappeared with convection type, improve the performance of electric cooker.

In addition, the steam valve that the above embodiment of the present invention provides also has following additional technical feature：

According to one embodiment of present invention, the brokenly bubble component includes upper cover body and lower cover, it is described on Lid is connected with the lower cover surrounds the brokenly bubble chamber, and the air intake is offered on the lower cover, The venthole is offered in the upper cover body, the elastic valve is arranged in the upper cover body, and is covered The venthole.

According to one embodiment of present invention, the center of the elastic valve is fixed with the upper cover body and connected Connecing, the edge of the elastic valve can be upwarped under the steam thrust of the brokenly bubble intracavitary, deformed, To open the venthole.

In above-described embodiment, when the steam in cooking apparatus is more, steam pressure is larger, Steam Actuation bullet Property valve edge upwarp, deform, and with venthole be separated, and then cause steam pass through venthole Discharged afterwards by steam (vapor) outlet, realize normal steam discharge function, and the more big then feather valve of cooking apparatus internal pressure The elastic deformation of door is bigger, and the opening degree of venthole is bigger, so that the fines such as grain of rice is discharged, avoids blocking up Fill in venthole；When cooking apparatus be stopped or cooking apparatus in steam pressure it is smaller when, elastic valve exists Horizontality is reformed under its own resilient effect, and covers venthole, steam is maintained at vapor chamber It is interior, the beneficial effects such as realization pins food fragrance, avoids heat lost.

According to one embodiment of present invention, the top wall surface of the upper cover body is gradually upward to center from around Inclined inclined-plane or cambered surface.

In above-described embodiment, the top wall surface for designing upper cover body is from around to the gradual acclivitous inclined-plane in center Or the thickness around cambered surface, namely the top of upper cover body is more than the thickness at center, so, the steaming of brokenly bubble intracavitary The power that the core top of elastic valve is opened is greater than the power for opening the peripheral part top of elastic valve, vault by vapour Grand feature produces a kind of effect for converging gas so that the process that elastic valve top is opened is more smooth.

According to one embodiment of present invention, the elastic valve include sealing and with the sealing The connected Access Division in center, mounting hole is offered in the upper cover body, the Access Division is worn from up to down The mounting hole is crossed, and is connected on the lower surface of the mounting hole, the sealing can be in the brokenly bubble Upwarp, deform under the steam thrust of intracavitary, with opening the venthole.

In above-described embodiment, elastic valve includes flexible sealing and the clamping being connected with sealing Portion, when the steam in cooking apparatus is more, steam pressure is larger, the flexible sealing of Steam Actuation Upwarp, deform, and with venthole be separated, and then cause steam by after venthole by steam (vapor) outlet Discharge, realizes normal steam discharge function, and the elastic deformation of the more big then elastic valve of internal pressure is bigger, goes out The opening degree of steam ports is bigger, so that the fines such as grain of rice is discharged, avoids blocking venthole；Work as cooking apparatus Be stopped or cooking apparatus in steam pressure it is smaller when, sealing its own resilient effect under recover again To horizontality, and venthole is covered, steam is maintained in vapor chamber, realization pinning food fragrance, Avoid heat scatter and disappear etc. beneficial effect.

According to one embodiment of present invention, the sealing is circular silica gel piece, the circular silica gel piece Diameter is in the range of 20mm~60mm；The aperture of the mounting hole is in the range of 4mm~10mm.

The diameter of circular silica gel piece is designed in the range of 20mm~60mm, both avoids circular silica gel piece Diameter is too small and results in the need for larger steam thrust and could be pushed up out, and then causes the steam in steam valve The problem of pressure is excessive, avoids the diameter of circular silica gel piece excessive again and cause that its sealing effectiveness is poor, brokenly bubble effect The problems such as fruit difference；The aperture in design and installation hole both avoids and mounting hole phase in the range of 4mm~10mm The Access Division of cooperation undersized and cause both bonding strengths poor, avoid mounting hole and Access Division again It is oversized and cause its take larger space the problem of.

It should be noted that in addition to above-mentioned snap connection, elastic valve can also be pacified by the way of screw is played In upper cover body.Preferably, elastic valve is made of quality of rubber materials, naturally it is also possible to which use is other can Elastically-deformable material is made.

According to one embodiment of present invention, in the upper cover body along its circumference offer it is multiple it is described go out vapour Mouthful, the cross-sectional area of multiple ventholes is all higher than the maximum secting area of the grain of rice, and the elastic valve covers Cover multiple ventholes.

In above-described embodiment, the cross-sectional area of venthole is more than the maximum secting area of for example big grain of rice of the grain of rice, preferably Ground, the cross-sectional area for designing venthole are far longer than the maximum secting area of the grain of rice, can so avoid venthole Place occur it is narrow go out vapour bottleneck, so as to effectively avoid at venthole because sectional dimension is too small and easily by the grain of rice Situation about being blocked Deng fines occurs, and the safety in utilization of product has been effectively ensured, and be not present at venthole Go out vapour bottleneck, avoid the food during steam valve is rinsed from remaining at venthole, consequently facilitating by steam Valve is rinsed well.

According to one embodiment of present invention, the valve body includes bonnet and valve seat, the bonnet and described Valve seat airtight connection surrounds the vapor chamber.

In above-described embodiment, bonnet and valve seat airtight connection, effectively prevent steam or air through bonnet and valve seat Junction enter steam valve in or by being discharged in steam valve, so as to improve steam valve work reliability.

According to one embodiment of present invention, the bottom wall of the valve seat upwardly extends to form the steam inlet, The bottom wall of the lower cover is downwardly extending the air intake, and the air intake is set in the outer of steam inlet Side is simultaneously connected with the steam inlet.

According to one embodiment of present invention, the cross-sectional area of the brokenly bubble chamber is more than the steam inlet Cross-sectional area.

In above-described embodiment, the cross-sectional area of brokenly bubble chamber is more than the cross-sectional area of steam inlet so that steam by After steam inlet enters brokenly bubble chamber, flowing velocity slows down, so as to effectively avoid causing because steam pressure is excessive Into in vapor chamber steam at high spray the occurrence of.

According to one embodiment of present invention, the outside wall surface of the internal face of the vapor chamber and the brokenly bubble chamber Between formed with return flow line, the steam through venthole discharge enters in the return flow line, and by institute State steam (vapor) outlet discharge.

According to one embodiment of present invention, the bottom of the return flow line offers return port, described time Return valve is installed at discharge orifice.

In above-described embodiment, formed with return flow line between the internal face of vapor chamber and the outside wall surface of brokenly bubble chamber, Discharged by steam (vapor) outlet behind return flow line through the water vapour in the steam of venthole discharge, discharged through venthole Steam in thin rice gruel, the grain of rice etc. behind return flow line, flow back into cooking pot through return valve under gravity In tool so that thin rice gruel, grain of rice etc. are not easy to overflow steam valve, so as to avoid the loss of rice nutritional ingredient.

Specifically, return valve is in normally open in the case of usually, so that is entered by steam inlet Steam or the grain of rice in steam valve, it can be back flowed back into after condensed by return valve in cooking apparatus, so as to Avoid water droplet or the grain of rice is remained in steam valve, influence the spatter property of steam valve, it is preferable that will can return Stream valve is arranged on its lowest position of valve seat so that more water droplets or the grain of rice flow back to electricity in time by return valve In rice cooker, residual is more in steam valve water droplet or the grain of rice are further avoided.

The embodiment of another aspect of the present invention provides a kind of cooking apparatus, including：Upper lid, it is described on Lid has installation cavity, and the bottom of the installation cavity offers exhaust hole；With the steaming described in any of the above-described embodiment Steam valve, the steam valve are arranged in the installation cavity, and the steam inlet of the steam valve and the steam discharge Hole is connected.

The cooking apparatus that the above embodiment of the present invention provides, steam valve is arranged on upper lid, and the steaming of steam valve Vapour entrance is connected with exhaust hole, so that caused water vapour can be by arranging in cooking process for cooking apparatus Steam vent enters in steam valve, and when the steam pressure in cooking apparatus reaches certain value, vapour pressure is pushed Elastic deformation occurs for the elastic valve in dynamic steam valve, and venthole is opened, makes the water vapour in cooking apparatus Outdoor is expelled to by the steam (vapor) outlet on steam valve, realizes normal steam discharge function, and beating in elastic valve In open procedure, being extruded by the bubble of elastic valve by elastic valve, bubble can be squeezed and broken, and again The brokenly bubble intracavitary returned in steam valve, makes thin rice gruel be not easy to overflow steam valve, avoids rice nutritional cost from being lost in； If there is the opening that the fines such as the grain of rice are blocked in elastic valve in this stage, electric cooker internal pressure can be caused to increase Greatly, the elastic deformation of elastic valve is made to increase, the opening degree increase of elastic valve, so that grain of rice etc. is thin Bits discharge, avoid blocking venthole；When not needing steam discharge, elastic valve is in non-deformed state again, So that the vapor chamber on steam valve is in closed state, so as to realize the moisture and fragrance that pin rice, improve The beneficial effects such as the mouthfeel of rice.

The additional aspect and advantage of the present invention will become obvious in following description section, or pass through this The practice of invention is recognized.

Brief description of the drawings

In description of the above-mentioned and/or additional aspect and advantage of the present invention from combination accompanying drawings below to embodiment It will be apparent and be readily appreciated that, wherein：

Fig. 1 is the cross section structure diagram that steam valve described in one embodiment of the invention is closed；

Fig. 2 is the cross section structure diagram that steam valve shown in Fig. 1 is in open mode, wherein dotted arrow table Show the flow direction of steam；

Fig. 3 is the decomposition texture schematic diagram of steam valve shown in Fig. 1；

Fig. 4 is the partial structural diagram of steam valve shown in Fig. 3.

Wherein, corresponding relations of the Fig. 1 into Fig. 4 between reference and component names is：

1 steam valve, 10 vapor chambers, 11 valve seats, 111 steam inlets, 12 bonnets, 121 steam (vapor) outlets, 122 baffle plates, 13 brokenly bubble chambers, 14 lower covers, 141 air intakes, 142 necks, 15 upper cover bodies, 151 go out Steam ports, 152 mounting holes, 153 buckles, 154 sealed muscles, 16 elastic valves, 161 sealings, 162 Access Division, 17 return flow lines, 171 return ports, 172 return valves, 18 snap close pieces, 19 sealing rings.

Embodiment

In order to be more clearly understood that the above objects, features and advantages of the present invention, with reference to attached The present invention is further described in detail for figure and embodiment.It should be noted that not In the case of conflict, the feature in embodiments herein and embodiment can be mutually combined.

Many details are elaborated in the following description to facilitate a thorough understanding of the present invention, still, The present invention can also be different from mode described here to implement using other, therefore, guarantor of the invention Shield scope is not limited by following public specific embodiment.

Steam valve and cooking apparatus according to some embodiments of the invention is described with reference to the accompanying drawings.

As depicted in figs. 1 and 2, a kind of steam valve 1 provided according to some embodiments of the invention, including： Valve body and brokenly bubble component.

Wherein, there is vapor chamber 10 on valve body, offer steam inlet 111 in vapor chamber 10 and steam goes out Mouth 121；Brokenly bubble component is arranged in vapor chamber 10, has brokenly bubble chamber 13, brokenly bubble chamber 13 on brokenly bubble component On offer the air intake 141 and venthole 151 being connected with steam inlet 111, lid at venthole 151 Provided with elastic valve 16, to open or close venthole 151.

The steam valve 1 that the above embodiment of the present invention provides, including valve body and be located in the vapor chamber 10 of valve body Brokenly bubble component, there is brokenly bubble chamber 13, brokenly bubble chamber 13 is provided with the steaming with vapor chamber 10 on brokenly bubble component The air intake 141 and venthole 151 that vapour entrance 111 is connected, elastic valve is covered with venthole 151 16, venthole 151 is opened or closed to realize by the elastic deformation of elastic valve 16, so, works as steaming Steam pressure in steam valve 1 is larger so that steam, the grain of rice, congee soup in cooking apparatus etc. enter steam valve When interior, Steam Actuation elastic valve 16 is gradually opened, and the opening degree of elastic valve 16 is bigger, feather valve The squeezing action of 16 pairs of steam for being mingled with the grain of rice, congee soup etc. of door is bigger, and the bubble in steam is by elasticity The extruding of valve 16, bubble can be squeezed and broken, and be come back in the brokenly bubble chamber 13 in steam valve 1, make rice Soup is not easy to overflow steam valve 1, avoids rice nutritional cost from being lost in；If this stage has the fines such as the grain of rice to be blocked in The opening of elastic valve 16, cooking apparatus internal pressure can be caused to increase, make the elasticity of elastic valve 16 Deformation increase, the opening degree increase of elastic valve 16, so that the fines such as grain of rice is discharged, avoids blocking Venthole 151, so as to avoid causing gas outlet quilt using sphere control gas outlet closing in conventional art Block, cause the situation of explosion danger to occur；And opening or closing venthole 151 in elastic valve 16 During, with brokenly bubble component Elastic Contact occurs for elastic valve 16, will not produce noise, ensure that whole The performance of body cooking apparatus.

The steam valve that above-described embodiment provides, except anti-spilled above-mentioned brokenly bubble, anti-clogging and reduction can be reached Beyond the effect of noise, when the steam pressure in cooking apparatus such as electric cooker is smaller, as electric cooker starts to boil Meal stage and the holding stage after the completion of cooking, elastic valve 16 are in non-deformed state, at this moment feather valve Door 16 closes venthole 151, avoids food fragrance inside electric cooker to a certain extent and passes through steam Valve 1 leaks, and also avoids stewing interior heat and is scattered and disappeared with convection type, improves the performance of electric cooker.

In one embodiment of the present of invention, as depicted in figs. 1 and 2, brokenly bubble component includes upper cover body 15 With lower cover 14, upper cover body 15 is connected with lower cover 14 surrounds brokenly bubble chamber 13, is opened up on lower cover 14 There is air intake 141, venthole 151 is offered in upper cover body 15, elastic valve 16 is arranged on upper cover body 15 On, and cover venthole 151.

In some embodiments of the invention, as depicted in figs. 1 and 2, the center of elastic valve 16 It is fixedly connected with upper cover body 15, the edge of elastic valve 16 can be made in the steam thrust in brokenly bubble chamber 13 Upwarp, deform under, to open venthole 151.

In above-described embodiment, when the steam in cooking apparatus is more, steam pressure is larger, Steam Actuation bullet Property valve 16 edge upwarp, deform, and be separated with venthole 151, and then steam is led to Discharged after crossing venthole 151 by steam (vapor) outlet 121, realize normal steam discharge function, and internal pressure is bigger Then the elastic deformation of elastic valve 16 is bigger, and the opening degree of venthole 151 is bigger, so that grain of rice etc. Fines is discharged, and avoids blocking venthole；When cooking apparatus be stopped or cooking apparatus in steam pressure compared with Hour, elastic valve 16 reforms into horizontality under its own resilient effect, and covers venthole 151, steam is maintained in vapor chamber 10, the beneficial effects such as realization pins food fragrance, avoids heat lost Fruit.

Further, as depicted in figs. 1 and 2, the top wall surface of upper cover body 15 is gradual to center from around Acclivitous inclined-plane or cambered surface.

In above-described embodiment, the top wall surface of design upper cover body 15 is gradually acclivitous to center from around Thickness around inclined-plane or cambered surface, namely the top of upper cover body 15 is more than the thickness at center, so, brokenly bubble The power that the core top of elastic valve 16 is opened is greater than the week of elastic valve 16 by the steam in chamber 13 The power that rim portion top is opened, the feature of arched roof produce a kind of effect for converging gas so that elastic valve 16 pushes up The process opened is more smooth.

As shown in Figure 3 and Figure 4, the lateral wall of upper cover body 15 is provided with multiple buckles 153 to stretch out, The madial wall of lower cover 14 is provided with multiple necks 142 being engaged respectively with buckle 153, and upper cover body 15 lateral wall is provided with circumferentially arranged sealed muscle 154, and sealed muscle 154 is located at the top of buckle 153, Buckle 153 is connected in neck 142, and sealed muscle 154 is against in the interior sidewall surface of lower cover 14, is realized Upper cover body 15 and the airtight connection of lower cover 14.

Preferably, upper cover body 15 is working of plastics or metalwork, and lower cover 14 is working of plastics or metalwork.

In the specific embodiment of the present invention, as depicted in figs. 1 and 2, elastic valve 16 includes close Envelope portion 161 and the Access Division 162 being connected with the center of sealing 161, offer in upper cover body 15 Mounting hole 152, Access Division 162 passes through mounting hole 152 from up to down, and is connected under mounting hole 152 On end face, sealing 161 can be upwarped under the steam thrust in brokenly bubble chamber 13, deformed, to beat Output steam ports 151.

In above-described embodiment, elastic valve 16 include flexible sealing 161 and with sealing 161 Connected Access Division 162, when the steam in cooking apparatus is more, steam pressure is larger, Steam Actuation tool Flexible sealing 161 is upwarped, deformed, and is separated with venthole 151, and then causes steam By being discharged after venthole 151 by steam (vapor) outlet 121, normal steam discharge function is realized, and internal pressure is got over Big then elastic valve 16 elastic deformation is bigger, and the opening degree of venthole 151 is bigger, so that the grain of rice Discharged Deng fines, avoid blocking venthole 151, as indicated by arrows with dashed lines in figure 2, represent the stream of steam Dynamic direction；When cooking apparatus be stopped or cooking apparatus in steam pressure it is smaller when, sealing 161 Horizontality is reformed under its own resilient effect, and covers venthole 151, steam is maintained at In brokenly bubble chamber 13, the beneficial effects such as realization pins food fragrance, avoids heat lost.

It should be noted that in addition to above-mentioned snap connection, also can be by the way of screw be played by elastic valve 16 are arranged in upper cover body 15.

Preferably, the use of elastic valve 16 quality of rubber materials is made, naturally it is also possible to which use is other can elastic shape The material of change is made.

In one embodiment of the present of invention, as shown in Figure 3 and Figure 4, opened in upper cover body 15 along its circumference Provided with multiple ventholes 151, the cross-sectional area of multiple ventholes 151 is all higher than the maximum secting area of the grain of rice, And elastic valve 16 covers multiple ventholes 151.

In above-described embodiment, the cross-sectional area of venthole 151 is more than the maximum secting area of the grain of rice, it is preferable that The cross-sectional area of design venthole 151 is far longer than the maximum secting area of the grain of rice, can so avoid venthole What appearance was narrow at 151 goes out vapour bottleneck, so as to effectively avoid because sectional dimension is too small holding at venthole 151 Situation about easily being blocked by fines such as the grain of rices occurs, and the safety in utilization of product, and venthole has been effectively ensured Vapour bottleneck is not present out at 151, avoids the food during steam valve 1 is rinsed from remaining in venthole 151 Place, consequently facilitating steam valve 1 is rinsed well.

In one embodiment of the present of invention, as shown in Figure 1, Figure 2 and Figure 3, valve body includes bonnet 12 With valve seat 11, bonnet 12 and the airtight connection of valve seat 11 form vapor chamber 10, bonnet 12 and valve seat 11 Junction is provided with sealing ring 19.

As shown in figure 3, bonnet 12 is fixed on valve seat 11 by snap close piece 18.

Preferably, bonnet 12 is working of plastics, and valve seat 11 is working of plastics, and snap close piece 18 is working of plastics or gold Belong to part.

In above-described embodiment, bonnet 12 is fixed on valve seat 11 by snap close piece 18, ensure that bonnet 12 fastnesses assembled with valve seat 11, bonnet 12 and the airtight connection of valve seat 11, effectively prevent steam or sky Junction of the gas through bonnet 12 and valve seat 11 enters in steam valve 1 or by being discharged in steam valve 1, so as to carry The reliability that high steam valve 1 works.

In one embodiment of the present of invention, as depicted in figs. 1 and 2, the bottom wall of valve seat 11 upwardly extends Steam inlet 111 is formed, the bottom wall of lower cover 14 is downwardly extending air intake 141,141 sets of air intake It is located at the outside of steam inlet 111 and is connected with steam inlet 111.

Preferably, as shown in Figure 3 and Figure 4, the cross-sectional area of brokenly bubble chamber 13 is more than steam inlet 111 Cross-sectional area.

In above-described embodiment, the cross-sectional area of brokenly bubble chamber 13 is more than the cross-sectional area of steam inlet 111, makes After steam is obtained by the entrance brokenly bubble chamber of steam inlet 111 13, flowing velocity slows down, so as to effectively avoid because steaming Steam pressure it is excessive and cause enter brokenly bubble chamber 13 in steam at high spray the occurrence of.

In one embodiment of the present of invention, as depicted in figs. 1 and 2, the internal face of vapor chamber 10 and broken Formed with return flow line 17 between the outside wall surface of bubble chamber 13, the steam discharged through venthole 151 enters backflow In passage 17, and discharged by steam (vapor) outlet 121.

Further, as depicted in figs. 1 and 2, the bottom of return flow line 17 offers return port 171, Return valve 172 for opening or closing return port 171 is installed at return port 171.

Preferably, return valve 172 is rubber parts.

In above-described embodiment, formed with backflow between the internal face of vapor chamber 10 and the outside wall surface of brokenly bubble chamber 13 Passage 17, through venthole 151 discharge steam in water vapour behind return flow line 17 by steam (vapor) outlet 121 Discharge, through the thin rice gruel in the steam of the discharge of venthole 151, grain of rice etc. behind return flow line 17, in gravity Being flow back under effect through return valve 172 in cooking apparatus so that thin rice gruel, grain of rice etc. are not easy to overflow steam valve 1, So as to avoid the loss of rice nutritional ingredient.

Specifically, return valve 172 is in normally open in the case of usually, so that by steam inlet 111 steam or the grain of rice entered in steam valve 1, it can be back flowed back into and cooked by return valve 172 after condensed Prepare food in utensil, remained in so as to avoid water droplet or the grain of rice in steam valve 1, influence the spatter property of steam valve 1, Preferably, return valve 172 can be arranged on to its lowest position of valve seat so that more water droplets or the grain of rice Flowed back in time in electric cooker by return valve 172, further avoid residual is more in steam valve 1 water droplet or The grain of rice.

Preferably, the baffle plate 122 extended downwardly is provided with steam (vapor) outlet 121, to enter return flow line After steam in 17 bypasses baffle plate 122, then discharged by steam (vapor) outlet 121, can so increase the stream of steam Dynamic distance, the thin rice gruel being easy in steam, the grain of rice etc. fully separates in flow process with water vapour, and finally It is back to through return valve 172 in cooker body.

The embodiment of another aspect of the present invention provides a kind of cooking apparatus (not shown), including： The steam valve 1 of upper lid and any of the above-described embodiment.

Wherein, upper lid has installation cavity, and the bottom of installation cavity offers exhaust hole；Steam valve 1 is arranged on peace In behaveing affectedly, and the steam inlet 111 of steam valve 1 is connected with exhaust hole.

The cooking apparatus that the above embodiment of the present invention provides, steam valve 1 is arranged on upper lid, and steam valve 1 Steam inlet 111 be connected with exhaust hole, so that cooking apparatus caused water in cooking process steams Vapour can be entered in steam valve 1 by exhaust hole, and when the steam pressure in cooking apparatus reaches certain value, Make steam pressure promote the elastic valve 16 in steam valve 1 that elastic deformation occurs, venthole 151 opened, The water vapour in cooking apparatus is expelled to outdoor by the steam (vapor) outlet 121 on steam valve 1, realize cooking pot The normal steam discharge function of tool, and in the opening procedure of elastic valve 16, pass through the gas of elastic valve 16 The extruding by elastic valve 16 is steeped, bubble can be squeezed and broken, make thin rice gruel be not easy to overflow steam valve 1, avoid Rice nutritional cost is lost in；If there are the opening that the fines such as the grain of rice are blocked in elastic valve 16, meeting in this stage So that electric cooker internal pressure increases, the elastic deformation of elastic valve 16 is made to increase, elastic valve 16 is beaten Degree increase is opened, so that the fines such as grain of rice is discharged, avoids blocking venthole；When not needing steam discharge, bullet Property valve 16 is in non-deformed state again so that and the vapor chamber 10 on steam valve 1 is in closed state, So as to realize the moisture and fragrance that pin rice, the beneficial effects such as the mouthfeel of rice are improved.

In summary, steam valve provided in an embodiment of the present invention, brokenly bubble is opened or closes by elastic valve Venthole on component, the steam pressure in steam valve is bigger, and the opening degree of elastic valve is bigger, elasticity Valve is bigger to the squeezing action for being mingled with the steam of the grain of rice, congee soup etc., and reaching prevents the fines such as the grain of rice from blocking Venthole, broken thin rice gruel bubble, make thin rice gruel be not easy to overflow, are flowed back by return valve, avoid the nutrition of rice into The beneficial effects such as shunting mistake, and elastic valve is elastic with brokenly bubble component during venthole is opened or closed Contact, will not produce noise, ensure that the performance of product；And said structure, it is simple in construction, easily In assembling, securely and reliably.

In the description of the invention, term " multiple " refers to two or more.

In the description of the invention, unless otherwise clearly defined and limited, term " connected ", " connection ", " fixation " etc. all should be interpreted broadly, for example, " connection " can be fixedly connected or detachably connect Connect, or be integrally connected, or electrical connection；Can be joined directly together, the indirect phase of intermediary can also be passed through Even.For the ordinary skill in the art, above-mentioned term can be understood in this hair as the case may be Concrete meaning in bright.

In the description of this specification, term " one embodiment ", " some embodiments ", " specific embodiment " Deng description mean to combine specific features, structure, material or feature that the embodiment or example describe and be contained in In at least one embodiment or example of the present invention.In this manual, to the schematic representation of above-mentioned term It is not necessarily referring to identical embodiment or example.Moreover, specific features, structure, material or the spy of description Point can combine in an appropriate manner in any one or more embodiments or example.

The preferred embodiments of the present invention are these are only, are not intended to limit the invention, for this area For technical staff, the present invention can have various modifications and variations.Within the spirit and principles of the invention, Any modification, equivalent substitution and improvements made etc., should be included in the scope of the protection.

Claims

A kind of 1. steam valve, it is characterised in that including：

Valve body, there is vapor chamber on the valve body, steam inlet and steam (vapor) outlet are offered in the vapor chamber； With

Brokenly bubble component, in the vapor chamber, there is brokenly bubble chamber, the brokenly bubble on the brokenly bubble component The air intake and venthole being connected with the steam inlet are offered on chamber, bullet is covered with the venthole Property valve, to open or close the venthole.
2. steam valve according to claim 1, it is characterised in that

The brokenly bubble component includes upper cover body and lower cover, and the upper cover body is connected with the lower cover to be surrounded The brokenly bubble chamber, offer the air intake on the lower cover, offered in the upper cover body it is described go out vapour Mouthful, the elastic valve is arranged in the upper cover body, and covers the venthole.
3. steam valve according to claim 2, it is characterised in that

The center of the elastic valve is fixedly connected with the upper cover body, the edge energy of the elastic valve It is enough to upwarp, deform under the steam thrust of the brokenly bubble intracavitary, to open the venthole.
4. steam valve according to claim 3, it is characterised in that

The top wall surface of the upper cover body is from around to center gradually acclivitous inclined-plane or cambered surface.
5. steam valve according to claim 3, it is characterised in that

The elastic valve includes sealing and the Access Division being connected with the center of the sealing, described Mounting hole is offered in upper cover body, the Access Division passes through the mounting hole from up to down, and is connected to described On the lower surface of mounting hole, the sealing can upwarp under the steam thrust in the vapor chamber, Deformation, to open the venthole.
6. steam valve according to claim 5, it is characterised in that

The sealing is circular silica gel piece, the model of the diameter of the circular silica gel piece in 20mm~60mm In enclosing；The aperture of the mounting hole is in the range of 4mm~10mm.
7. steam valve according to claim 2, it is characterised in that

In the upper cover body multiple ventholes, the cross section of multiple ventholes are offered along its circumference Product is all higher than the maximum secting area of the grain of rice, and the elastic valve covers multiple ventholes.
8. the steam valve according to any one of claim 2 to 7, it is characterised in that

The valve body includes bonnet and valve seat, and the bonnet and the valve seat airtight connection surround the steam Chamber.
9. steam valve according to claim 8, it is characterised in that

The bottom wall of the valve seat upwardly extends to form the steam inlet, and the bottom wall of the lower cover extends downwardly Form the air intake, the air intake be set in the outside of the steam inlet and with the steam inlet phase Connection.
10. steam valve according to claim 9, it is characterised in that

The cross-sectional area of the brokenly bubble chamber is more than the cross-sectional area of the steam inlet.
11. steam valve according to any one of claim 1 to 7, it is characterised in that

Formed with return flow line between the outside wall surface of the internal face of the vapor chamber and the brokenly bubble chamber, through described The steam of venthole discharge enters in the return flow line, and is discharged by the steam (vapor) outlet.
12. steam valve according to claim 11, it is characterised in that

The bottom of the return flow line offers return port, and return valve is provided with the return port.
A kind of 13. cooking apparatus, it is characterised in that including：

Upper lid, the upper lid have installation cavity, and the bottom of the installation cavity offers exhaust hole；With

Steam valve as any one of claim 1 to 12, the steam valve are arranged on the installation Intracavitary, and the steam inlet of the steam valve is connected with the exhaust hole.