CN205885257U - Steam valve and cooking utensil - Google Patents

Abstract

The utility model provides a steam valve and cooking utensil. Wherein, the steam valve includes: valve body and broken bubble subassembly have the steam chamber on the valve body, seted up steam inlet and steam outlet on the steam chamber, broken bubble unit mount has bubble breaking chamber at the steam intracavity on the broken bubble subassembly, bubble breaking chamber is last sets up with the steam inlet of steam inlet intercommunication with go out the steam ports, go out steam ports department lid and be equipped with the resilient valve door to the steam ports is opened or sealed. The utility model provides a steam valve, elastic deformation through the resilient valve door opens or closed bubble breaking chamber's play steam ports, steam pressure in the steam valve is big more, the degree of opening of resilient valve door is big more, the resilient valve antithetical couplet written on doors is mingled with the grain of rice, the squeezing action of the steam of congee hot water etc. Is big more, reach and prevent that the fines from blockking up out the steam ports, broken thin rice gruel bubble, make thin rice gruel beneficial effect such as be difficult for spilling over, and the steam ports was being opened or closing out to the resilient valve door in -process and broken bubble subassembly springiness contaction, can not produce the noise, product property ability has been guaranteed.

Description

Steam valve and cooking apparatus

Technical field

This utility model is related to kitchen utensils field, more specifically, is related to a kind of steam valve and includes this steam valve Cooking apparatus.

Background technology

At present, the cooking apparatus on market, such as electric cooker, it is usually provided with steam valve thereon, steam valve passes through sphere Gravity and electric cooker internal pressure between balance, to control the closing of gas outlet and to open.

However, because sphere can not design too greatly, such as too big then sphere gravity is too big, and electric cooker internal pressure cannot Sphere is held up, and for support sphere, outlet passageway must be less than sphere with the width of sphere mated position Diameter, therefore outlet passageway can a bottleneck of giving vent to anger formed here, may be blocked by the grain of rice or other fines herein, lead Send a telegraph rice cooker cannot normal exhaust, pressure is excessive in electric cooker, might have explosion danger；Secondly, in the course of the work, spherical Thing constantly rolls, and collides with peripheral component and produces noise, the serviceability of impact product.

Utility model content

This utility model is intended at least solve one of technical problem present in prior art.

For this reason, the purpose of one side of the present utility model is, provide a kind of steam valve.

The purpose of other side of the present utility model is, provides a kind of cooking apparatus including above-mentioned steam valve.

For achieving the above object, the embodiment of one side of the present utility model provides a kind of steam valve, comprising: valve Body, described valve body is plastics valve body, described valve body has vapor chamber, described vapor chamber offers steam inlet and steam goes out Mouthful；With brokenly bubble assembly, it is arranged on described steam intracavity, described brokenly bubble assembly has brokenly bubble chamber, described brokenly bubble chamber offers The air intake being connected with described steam inlet and venthole, are covered with elastic valve at described venthole, to open or to close Described venthole.

The steam valve that this utility model above-described embodiment provides, including the brokenly bubble group of valve body and the steam intracavity being located at valve body Part, brokenly bubble assembly has brokenly bubble chamber, and brokenly bubble chamber is provided with the air intake being connected with the steam inlet of vapor chamber and venthole, It is covered with elastic valve at venthole, open or close venthole by the elastic deformation of elastic valve, so, work as steam valve Interior steam pressure larger so that when steam in cooking apparatus, the grain of rice, medicated porridge soup etc. enter in steam valve, Steam Actuation elasticity Valve is gradually opened, and the opening degree of elastic valve is bigger, and elastic valve is made to the extruding of the steam being mingled with the grain of rice, medicated porridge soup etc. With bigger, the bubble in steam can be squeezed broken, and comes back to the brokenly bubble intracavity in steam valve, thus making rice water be difficult to overflow and steam Steam valve, it is to avoid rice nutritional cost runs off；If this stage has the fines such as the grain of rice to be blocked at the opening of elastic valve, can make to cook Appliance internal pressure of preparing food increases, thus making the elastic deformation of elastic valve increase, the opening degree of elastic valve increases, so that The fines such as the grain of rice, medicated porridge soup are discharged, it is to avoid blocking venthole, thus avoiding adopting sphere to control gas outlet closing in conventional art And lead to gas outlet to be blocked, cause the situation of explosion danger to occur；And opening or closing venthole in elastic valve During, there is Elastic Contact in elastic valve and brokenly bubble assembly, will not produce noise it is ensured that the usability of integrated cooking utensil Energy.

The steam valve that above-described embodiment provides, except reaching that above-mentioned brokenly bubble is anti-spilled, blockage resisting and reduce noise Beyond effect, when cooking apparatus is as less in the steam pressure in electric cooker, such as electric cooker starts stage of cooking and cooking and completes Holding stage afterwards, elastic valve is in non-deformed state, and at this moment venthole is closed by elastic valve, avoids to a certain extent The internal food fragrance of electric cooker leaks by steam valve, and the interior heat of also avoiding stewing is lost with convection type, improves electric cooker Serviceability.

In addition, the steam valve that this utility model above-described embodiment provides also has a following additional technical feature:

According to an embodiment of the present utility model, described brokenly bubble assembly includes upper cover body and lower cover, described upper cover body It is connected with described lower cover and surrounds described brokenly bubble chamber, described lower cover offers described air intake, described upper cover body is opened It is provided with described venthole, described elastic valve is arranged in described upper cover body, and covers described venthole.

According to an embodiment of the present utility model, the center of described elastic valve is fixing with described upper cover body even Connect, the edge of described elastic valve can upwarp under the steam thrust of described brokenly bubble intracavity, deform, to go out described in opening Steam ports.

In above-described embodiment, when the steam in cooking apparatus is more, steam pressure is larger, Steam Actuation elastic valve Edge upwarps, deforms, and is separated with venthole, and then steam is discharged by steam (vapor) outlet after venthole, real Now normal steam discharge function, and the elastic deformation of the more big then elastic valve of cooking apparatus internal pressure is bigger, the opening of venthole Degree is bigger, so that the fines such as grain of rice is discharged, it is to avoid blocking venthole；When cooking apparatus quit work or cooking apparatus in When steam pressure is less, elastic valve reforms into horizontality under its own resilient effect, and covers venthole, will steam Vapour is maintained at steam intracavity, the beneficial effect such as realizes pinning food fragrance, avoids heat to scatter and disappear.

According to an embodiment of the present utility model, the top wall surface of described upper cover body be from around to center gradually to updip Oblique inclined-plane or cambered surface.

In above-described embodiment, the top wall surface of design upper cover body is from around to center gradually acclivitous inclined-plane or arc Thickness around face, namely the top of upper cover body is more than the thickness at center, and so, the steam of brokenly bubble intracavity is by elastic valve Center portion divides the power backed down to be greater than the power backing down the peripheral part of elastic valve, and the feature of arched roof produces a kind of convergence gas Effect is so that the process backed down of elastic valve is more smooth.

According to an embodiment of the present utility model, described elastic valve includes sealing and the center with described sealing The Access Division that position is connected, described upper cover body offers installing hole, and described Access Division from up to down passes through described installing hole, and It is connected on the lower surface of described installing hole, described sealing can upwarp under the steam thrust of described brokenly bubble intracavity, Deformation, and opens described venthole.

In above-described embodiment, elastic valve includes the Access Division having resilient sealing and being connected with sealing, when cooking When the steam prepared food in utensil is more, steam pressure is larger, Steam Actuation has resilient sealing and upwarps, deforms, and with Venthole is separated, and then steam is discharged by steam (vapor) outlet after venthole, realizes normal steam discharge function, and internal The elastic deformation of the more big then elastic valve of pressure is bigger, and the opening degree of venthole is bigger, so that the fines such as grain of rice is discharged, keeps away Exempt to block venthole；When cooking apparatus quit work or cooking apparatus in steam pressure less when, sealing is in its own resilient Reform into horizontality under effect, and cover venthole, steam is maintained at steam intracavity, realize pinning food perfume Gas, avoid heat scatter and disappear etc. beneficial effect.

According to an embodiment of the present utility model, described sealing is circular silica gel piece, described circle silica gel piece straight Footpath is in the range of 20mm～60mm；The aperture of described installing hole is in the range of 4mm～10mm.

The diameter of the circular silica gel piece of design in the range of 20mm～60mm, the diameter both having avoided circular silica gel piece too small and Result in the need for larger steam thrust could be backed down, and then lead to the excessive problem of the steam pressure in steam valve, keep away again The diameter exempting from circular silica gel piece excessive and lead to that its sealing effectiveness is poor, effect of breaking bubble difference the problems such as；The aperture in design and installation hole exists In the range of 4mm～10mm, the undersized of the Access Division matched with installing hole had both been avoided to lead to both bonding strengths Difference, avoids the oversized of installing hole and Access Division to lead to it to take the problem of larger space again.

It should be noted that, in addition to above-mentioned snapping connection, elastic valve is arranged on by the mode that may also be employed beating screw On lid.Preferably, elastic valve makes the material system naturally it is also possible to using other elastically deformables using quality of rubber materials Become.

According to an embodiment of the present utility model, described upper cover body offers multiple described ventholes along its circumference, The cross-sectional area of multiple described ventholes is all higher than the maximum secting area of the grain of rice, and described elastic valve cover multiple described go out vapour Mouthful.

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 it is preferable that designing The cross-sectional area of venthole is far longer than the maximum secting area of the grain of rice, so can avoid occurring at venthole narrow going out vapour bottle Neck, thus be prevented effectively from easily being occurred by the situation of the fines such as grain of rice blocking because sectional dimension is too small at venthole, effectively protects Demonstrate,prove the safety in utilization of product, and at venthole, there is not vapour bottleneck, it is to avoid food during rinsing steam valve Remain at venthole, consequently facilitating steam valve is rinsed well.

According to an embodiment of the present utility model, described valve body includes valve gap and valve seat, described valve gap and described valve seat Airtight connection surrounds described vapor chamber.

In above-described embodiment, valve gap and valve seat airtight connection, effectively prevent the connection through valve gap and valve seat of steam or air Place enters in steam valve or is discharged by steam valve, thus improve the reliability of steam valve work.

According to an embodiment of the present utility model, the diapire of described valve seat upwardly extends the described steam inlet of formation, institute The diapire stating lower cover is downwardly extending described air intake, described air intake be set in steam inlet outside and with described steaming Vapour entrance is connected.

According to an embodiment of the present utility model, the cross-sectional area in described brokenly bubble chamber is more than the transversal of described steam inlet Area.

In above-described embodiment, the cross-sectional area in brokenly bubble chamber is more than the cross-sectional area of steam inlet so that steam is entered by steam After mouth enters brokenly bubble chamber, flowing velocity slows down, thus being prevented effectively from the steaming leading to enter steam intracavity because steam pressure is excessive Vapour spray at a high speed the occurrence of.

According to an embodiment of the present utility model, between the outside wall surface in the internal face of described vapor chamber and described brokenly bubble chamber It is formed with return flow line, enter in described return flow line through the steam that described venthole is discharged, and discharged by described steam (vapor) outlet.

According to an embodiment of the present utility model, the bottom of described return flow line offers return port, described return port Place is provided with reflux inlet.

In above-described embodiment, it is formed with return flow line between the outside wall surface in the internal face of vapor chamber and brokenly bubble chamber, through going out vapour Mouthful discharge steam in water vapour discharged by steam (vapor) outlet behind return flow line, through venthole discharge steam in rice water, Grain of rice etc., behind return flow line, flows back in cooking apparatus so that rice water, grain of rice etc. are difficult to overflow through reflux inlet under gravity Go out steam valve, thus avoiding the loss of rice nutritional labeling.

Specifically, reflux inlet is in normally open so that entering into steam by steam inlet in the case of usually Steam in valve or the grain of rice, condensed after can be back flowed back in cooking apparatus by reflux inlet, thus avoiding water droplet or the grain of rice Remain in steam valve, impact steam valve spatter property it is preferable that reflux inlet can be arranged on its lowest position of valve seat, So that more water droplets or the grain of rice flow back in electric cooker in time through reflux inlet, avoid the more water of residual in steam valve further Drip or the grain of rice.

The embodiment of other side of the present utility model provides a kind of cooking apparatus, comprising: upper lid, described upper lid tool There is installation cavity, the bottom of described installation cavity offers exhaust hole；With the steam valve described in any of the above-described embodiment, described steam valve It is arranged on described installation intracavity, and the steam inlet of described steam valve is connected with described exhaust hole.

The cooking apparatus that this utility model above-described embodiment provides, steam valve is arranged on and covers, and the steam of steam valve Entrance is connected with exhaust hole so that the water vapour that cooking apparatus produces in cooking process can enter steam by exhaust hole In valve, and when the steam pressure in cooking apparatus reaches certain value, steam pressure promotes the elastic valve in steam valve to send out Raw elastic deformation, venthole is opened, makes the water vapour in cooking apparatus be expelled to outdoor by the steam (vapor) outlet on steam valve, real Now normal steam discharge function, and in the opening procedure of elastic valve, squeezed by elastic valve by the bubble of elastic valve Pressure, bubble can be squeezed broken, and comes back to the brokenly bubble intracavity in steam valve, makes rice water be difficult to overflow steam valve, it is to avoid rice is sought Form this loss；If this stage has the fines such as the grain of rice to be blocked at the opening of elastic valve, electric cooker internal pressure can be made to increase Greatly, the elastic deformation making elastic valve increases, and the opening degree of elastic valve increases, so that the fines such as grain of rice is discharged, it is to avoid Blocking venthole；When not needing steam discharge, elastic valve is again in non-deformed state so that the vapor chamber on steam valve is in Closed state, thus realizing pinning moisture and the fragrance of rice, improves the beneficial effects such as the mouthfeel of rice.

Additional aspect of the present utility model and advantage will become obvious in following description section, or new by this practicality The practice of type is recognized.

Brief description

Above-mentioned and/or additional aspect of the present utility model and advantage will from reference to the description to embodiment for the accompanying drawings below Become obvious and easy to understand, wherein:

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

Fig. 2 is the cross section structure diagram that steam valve shown in Fig. 1 is in open mode, and wherein dotted arrow represents steam Flow direction；

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, in Fig. 1 to Fig. 4, the corresponding relation between reference and component names is:

1 steam valve, 10 vapor chamber, 11 valve seats, 111 steam inlets, 12 valve gaps, 121 steam (vapor) outlets, 122 baffle plates, 13 brokenly bubbles Chamber, 14 lower covers, 141 air intakes, 142 draw-in grooves, 15 upper cover body, 151 ventholes, 152 installing holes, 153 buckles, 154 sealed muscles, 16 elastic valves, 161 sealings, 162 Access Divisions, 17 return flow lines, 171 return ports, 172 reflux inlets, 18 snap close pieces, 19 sealings Circle.

Specific embodiment

In order to be more clearly understood that above-mentioned purpose of the present utility model, feature and advantage, below in conjunction with the accompanying drawings and tool Body embodiment is further described in detail to this utility model.It should be noted that in the case of not conflicting, this Shen Feature in embodiment please and embodiment can be mutually combined.

Elaborate a lot of details in the following description in order to fully understand this utility model, but, this practicality New can also be different from mode described here implementing using other, therefore, protection domain of the present utility model is not subject to The restriction of following public specific embodiment.

Steam valve according to some embodiments of this utility model and cooking apparatus are described with reference to the accompanying drawings.

As depicted in figs. 1 and 2, according to some embodiments of this utility model provide a kind of steam valve 1, comprising: valve body and Brokenly bubble assembly.

Wherein, valve body is plastics valve body, valve body has vapor chamber 10, vapor chamber 10 offers steam inlet 111 He Steam (vapor) outlet 121；Brokenly bubble assembly is arranged in vapor chamber 10, brokenly bubble assembly has brokenly bubble chamber 13, brokenly bubble chamber 13 offers The air intake 141 being connected with steam inlet 111 and venthole 151, are covered with elastic valve 16, to open at venthole 151 Or closing venthole 151.

This utility model above-described embodiment provide steam valve 1, include valve body and be located in the vapor chamber 10 of valve body breaking Bubble assembly, brokenly bubble assembly has brokenly bubble chamber 13, brokenly bubble chamber 13 is provided with and entering that the steam inlet 111 of vapor chamber 10 is connected Steam ports 141 and venthole 151, are covered with elastic valve 16 at venthole 151, realized by the elastic deformation of elastic valve 16 Open or close venthole 151, so, when the steam pressure in steam valve 1 larger so that steam in cooking apparatus, the grain of rice, When medicated porridge soup etc. enters in steam valve, Steam Actuation elastic valve 16 is gradually opened, and the opening degree of elastic valve 16 is bigger, elasticity Valve 16 is bigger to the squeezing action of the steam being mingled with the grain of rice, medicated porridge soup etc., and the bubble in steam is subject to squeezing of elastic valve 16 Pressure, bubble can be squeezed broken, and comes back in the brokenly bubble chamber 13 in steam valve 1, makes rice water be difficult to overflow steam valve 1, it is to avoid rice Meal nutritional cost runs off；If this stage has the fines such as the grain of rice to be blocked at the opening of elastic valve 16, can make in cooking apparatus Portion's pressure increases, and makes the elastic deformation of elastic valve 16 increase, and the opening degree of elastic valve 16 increases, so that grain of rice etc. is thin Bits are discharged, it is to avoid blocking venthole 151, thus avoiding controlling gas outlet closing to lead to give vent to anger using sphere in conventional art Mouth is blocked, and causes the situation of explosion danger to occur；And in elastic valve 16 in the process opening or closing venthole 151 In, there is Elastic Contact with brokenly bubble assembly in elastic valve 16, will not produce noise it is ensured that the usability of integrated cooking utensil Energy.

The steam valve that above-described embodiment provides, except reaching that above-mentioned brokenly bubble is anti-spilled, blockage resisting and reduce noise Beyond effect, when cooking apparatus is as less in the steam pressure in electric cooker, such as electric cooker starts stage of cooking and cooking and completes Holding stage afterwards, elastic valve 16 is in non-deformed state, and at this moment venthole 151 is closed by elastic valve 16, in certain journey The internal food fragrance of electric cooker is avoided on degree leak by steam valve 1, the interior heat that also avoids stewing is scattered and disappeared with convection type, is lifted The serviceability of electric cooker.

In an embodiment of the present utility model, as depicted in figs. 1 and 2, brokenly bubble assembly includes upper cover body 15 and lower cover 14, upper cover body 15 is connected with lower cover 14 and surrounds brokenly bubble chamber 13, lower cover 14 offers air intake 141, in upper cover body 15 Offer venthole 151, elastic valve 16 is arranged in upper cover body 15, and covers venthole 151.

In some embodiments of the present utility model, as depicted in figs. 1 and 2, the center of elastic valve 16 and Shang Gai Body 15 is fixedly connected, and the edge of elastic valve 16 can upwarp under the steam thrust in brokenly bubble chamber 13, deform, to open Venthole 151.

In above-described embodiment, when the steam in cooking apparatus is more, steam pressure is larger, Steam Actuation elastic valve 16 Edge upwarp, deform, and be separated with venthole 151, and then steam passed through after venthole 151 by steam (vapor) outlet 121 discharges, realize normal steam discharge function, and the elastic deformation of the more big then elastic valve 16 of internal pressure are bigger, venthole 151 Opening degree bigger so that the fines such as grain of rice discharge, it is to avoid blocking venthole；When cooking apparatus quits work or cooking pot When steam pressure in tool is less, elastic valve 16 reforms into horizontality under its own resilient effect, and covers out Steam ports 151, steam is maintained in vapor chamber 10, the beneficial effect such as realizes pinning food fragrance, avoids heat to scatter and disappear.

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

In above-described embodiment, the top wall surface of design upper cover body 15 is from around to center gradually acclivitous inclined-plane or arc Thickness around face, namely the top of upper cover body 15 is more than the thickness at center, and so, steam in brokenly bubble chamber 13 is by elastic valve The power that 16 core backs down is greater than the power backing down the peripheral part of elastic valve 16, and the feature of arched roof produces a kind of remittance The effect of gather qi together body is so that the process backed down of elastic valve 16 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 stretching out, lower cover 14 Medial wall is provided with multiple draw-in grooves 142 matching respectively with buckle 153, and the lateral wall of upper cover body 15 is provided with and circumferentially sets The sealed muscle 154 put, sealed muscle 154 is located at the top of buckle 153, and buckle 153 is connected in draw-in groove 142, and sealed muscle 154 is against In the interior sidewall surface of lower cover 14, realize upper cover body 15 and lower cover 14 airtight connection.

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

In a specific embodiment of the present utility model, as depicted in figs. 1 and 2, elastic valve 16 includes sealing 161 He The Access Division 162 being connected with the center of sealing 161, upper cover body 15 offers installing hole 152, and Access Division 162 is from upper It is passed down through installing hole 152, and is connected on the lower surface of installing hole 152, sealing 161 being capable of steam in brokenly bubble chamber 13 Upwarp under thrust, deform, to open venthole 151.

In above-described embodiment, elastic valve 16 includes the clamping having resilient sealing 161 and being connected with sealing 161 Portion 162, when the steam in cooking apparatus is more, steam pressure is larger, in resilient sealing 161 generation of Steam Actuation tool Stick up, deform, and be separated with venthole 151, and then steam is discharged by steam (vapor) outlet 121 after passing through venthole 151, realize Normal steam discharge function, and the elastic deformation of the more big then elastic valve 16 of internal pressure is bigger, and the opening degree of venthole 151 is got over Greatly, so that the fines such as grain of rice is discharged, it is to avoid blocking venthole 151, as indicated by arrows with dashed lines in figure 2, represent the stream of steam Dynamic direction；When cooking apparatus quit work or cooking apparatus in steam pressure less when, sealing 161 its own resilient act on Under reform into horizontality, and cover venthole 151, steam be maintained in brokenly bubble chamber 13, realize pinning food fragrant Gas, avoid heat scatter and disappear etc. beneficial effect.

It should be noted that, in addition to above-mentioned snapping connection, elastic valve 16 is arranged on by the mode that may also be employed beating screw In upper cover body 15.

Preferably, elastic valve 16 makes the material naturally it is also possible to using other elastically deformables using quality of rubber materials Make.

In an embodiment of the present utility model, as shown in Figure 3 and Figure 4, upper cover body 15 offer multiple along its circumference Venthole 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 cover multiple Venthole 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 designing vapour Mouthfuls 151 cross-sectional area is far longer than the maximum secting area of the grain of rice, so can avoid occurring at venthole 151 narrow going out vapour Bottleneck, thus be prevented effectively from easily being occurred by the situation of the fines such as grain of rice blocking because sectional dimension is too small at venthole 151, has Effect ensure that the safety in utilization of product, and there is not vapour bottleneck at venthole 151, it is to avoid in the mistake rinsing steam valve 1 In journey, food remains at venthole 151, consequently facilitating steam valve 1 is rinsed well.

In an embodiment of the present utility model, as shown in Figure 1, Figure 2 and Figure 3, valve body includes valve gap 12 and valve seat 11, valve Lid 12 and valve seat 11 airtight connection form vapor chamber 10, and the junction of valve gap 12 and valve seat 11 is provided with sealing ring 19.

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

Preferably, valve gap 12 is working of plastics, and valve seat 11 is working of plastics, and snap close piece 18 is working of plastics or metalwork.

In above-described embodiment, by snap close piece 18, valve gap 12 is fixed on valve seat 11 it is ensured that valve gap 12 and valve seat 11 The fastness of assembling, valve gap 12 and valve seat 11 airtight connection, effectively prevent the connection through valve gap 12 and valve seat 11 of steam or air Place enters in steam valve 1 or is discharged by steam valve 1, thus improve the reliability of steam valve 1 work.

In an embodiment of the present utility model, as depicted in figs. 1 and 2, the diapire of valve seat 11 upwardly extends formation steam Entrance 111, the diapire of lower cover 14 is downwardly extending air intake 141, and air intake 141 is set in the outside of steam inlet 111 And be connected with steam inlet 111.

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

In above-described embodiment, the cross-sectional area in brokenly bubble chamber 13 is more than the cross-sectional area of steam inlet 111 so that steam is by steaming After vapour entrance 111 enters brokenly bubble chamber 13, flowing velocity slows down, thus be prevented effectively to lead to because steam pressure is excessive enter brokenly bubble Steam at high in chamber 13 spray the occurrence of.

In an embodiment of the present utility model, as depicted in figs. 1 and 2, the internal face of vapor chamber 10 and brokenly bubble chamber 13 It is formed with return flow line 17 between outside wall surface, enter in return flow line 17 through the steam that venthole 151 is discharged, and by steam (vapor) outlet 121 discharges.

Further, as depicted in figs. 1 and 2, the bottom of return flow line 17 offers return port 171, pacifies at return port 171 Equipped with the reflux inlet 172 for opening or closing return port 171.

Preferably, reflux inlet 172 is rubber parts.

In above-described embodiment, between the outside wall surface in the internal face of vapor chamber 10 and brokenly bubble chamber 13, it is formed with return flow line 17, Discharged by steam (vapor) outlet 121 behind return flow line 17 through the water vapour in the steam that venthole 151 is discharged, through venthole 151 row Rice water in the steam going out, grain of rice etc., behind return flow line 17, flow back into cooking apparatus through reflux inlet 172 under gravity Interior so that rice water, grain of rice etc. be difficult overflow steam valve 1, thus avoiding the loss of rice nutritional labeling.

Specifically, reflux inlet 172 is in normally open so that being entered by steam inlet 111 in the case of usually Steam in steam valve 1 or the grain of rice, condensed after can be back flowed back in cooking apparatus by reflux inlet 172, thus avoiding Water droplet or the grain of rice remain in steam valve 1, and the spatter property of impact steam valve 1 is it is preferable that valve can be arranged on by reflux inlet 172 Its lowest position of seat, so that more water droplet or the grain of rice flow back in electric cooker in time through reflux inlet 172, avoids steaming further The more water droplet of residual or the grain of rice in steam valve 1.

Preferably, it is provided with the baffle plate 122 extending downwardly at steam (vapor) outlet 121, so that entering the steaming in return flow line 17 After vapour bypasses baffle plate 122, then discharged by steam (vapor) outlet 121, so can increase the flow path of steam, be easy to the rice in steam Soup, grain of rice etc. are fully separated with water vapour in flow process, and are finally back in cooker body through reflux inlet 172.

The embodiment of other side of the present utility model provides a kind of cooking apparatus (not shown), comprising: on Lid and the steam valve 1 of 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 installation intracavity, and The steam inlet 111 of steam valve 1 is connected with exhaust hole.

The cooking apparatus that this utility model above-described embodiment provides, steam valve 1 is arranged on and covers, and the steaming of steam valve 1 Vapour entrance 111 is connected with exhaust hole so that the water vapour that cooking apparatus produces in cooking process can be entered by exhaust hole Enter in steam valve 1, and when the steam pressure in cooking apparatus reaches certain value, so that steam pressure is promoted in steam valve 1 There is elastic deformation in elastic valve 16, venthole 151 is opened, makes the water vapour in cooking apparatus by the steam on steam valve 1 Outlet 121 is expelled to outdoor, realizes the normal steam discharge function of cooking apparatus, and in the opening procedure of elastic valve 16, leads to The bubble crossing elastic valve 16 is subject to extruding of elastic valve 16, and bubble can be squeezed broken, makes rice water be difficult to overflow steam valve 1, keeps away Exempt from rice nutritional cost to run off；If this stage has the fines such as the grain of rice to be blocked at the opening of elastic valve 16, electric cooker can be made Internal pressure increases, and makes the elastic deformation of elastic valve 16 increase, and the opening degree of elastic valve 16 increases, so that grain of rice etc. Fines is discharged, it is to avoid blocking venthole；When not needing steam discharge, elastic valve 16 is again in non-deformed state so that steam Vapor chamber 10 on valve 1 is in closed state, thus realizing pinning moisture and the fragrance of rice, improves mouthfeel of rice etc. beneficial Effect.

In sum, the steam valve that this utility model embodiment provides, is opened by elastic valve or closes brokenly bubble group Venthole on part, the steam pressure in steam valve is bigger, and the opening degree of elastic valve is bigger, and elastic valve is to being mingled with rice The squeezing action of the steam of grain, medicated porridge soup etc. is bigger, reaches and prevents the fines such as grain of rice blocking venthole, broken rice water bubble, makes rice water It is difficult to overflow, is flowed back by reflux inlet, it is to avoid the beneficial effect such as nutrient loss of rice, and elastic valve opens or closes beating Close during venthole with brokenly bubble assembly Elastic Contact, noise will not be produced it is ensured that the serviceability of product；And it is above-mentioned Structure, structure is simply it is easy to assembling, safe and reliable.

In description of the present utility model, term " multiple " refers to two or more.

Of the present utility model description in, unless otherwise clearly defined and limited, term " being connected ", " connection ", " Gu Fixed " etc. all should be interpreted broadly, for example, " connection " can be fixedly connected or be detachably connected, or integratedly connects Connect, or electrical connection；Can be to be joined directly together it is also possible to be indirectly connected to by intermediary.Ordinary skill people for this area For member, concrete meaning in this utility model for the above-mentioned term can be understood as the case may be.

In the description of this specification, the description of term " embodiment ", " some embodiments ", " specific embodiment " etc. Mean that the specific features with reference to this embodiment or example description, structure, material or feature are contained in of the present utility model at least one In individual embodiment or example.In this manual, identical embodiment is not necessarily referring to the schematic representation of above-mentioned term Or example.And, the specific features of description, structure, material or feature can be in any one or more embodiments or examples In combine in an appropriate manner.

These are only preferred embodiment of the present utility model, be not limited to this utility model, for this area Technical staff for, this utility model can have various modifications and variations.All of the present utility model spirit and principle within, Any modification, equivalent substitution and improvement made etc., should be included within protection domain of the present utility model.

Claims (13)

1. a kind of steam valve is it is characterised in that include:

Valve body, described valve body be plastics valve body, described valve body has vapor chamber, described vapor chamber offers steam inlet and Steam (vapor) outlet；With

Brokenly bubble assembly, is arranged on described steam intracavity, and described brokenly bubble assembly has brokenly bubble chamber, described brokenly bubble chamber offers with Air intake and venthole that described steam inlet is connected, are covered with elastic valve at described venthole, to open or to close institute State venthole.

2. steam valve according to claim 1 it is characterised in that

Described brokenly bubble assembly includes upper cover body and lower cover, and described upper cover body is connected with described lower cover and surrounds described brokenly bubble Chamber, described lower cover offers described air intake, and described upper cover body offers described venthole, and described elastic valve is installed In described upper cover body, and cover described venthole.

3. steam valve according to claim 2 it is characterised in that

The center of described elastic valve is fixedly connected with described upper cover body, and the edge of described elastic valve can be described broken Upwarp under the steam thrust of bubble intracavity, deform, to open described venthole.

4. steam valve according to claim 3 it is characterised in that

The top wall surface of described 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

Described elastic valve includes the Access Division that sealing and the center with described sealing are connected, described upper cover body being opened It is provided with installing hole, described Access Division from up to down passes through described installing hole, and is connected on the lower surface of described installing hole, described Sealing can upwarp under the steam thrust of described steam intracavity, deform, to open described venthole.

6. steam valve according to claim 5 it is characterised in that

Described sealing is circular silica gel piece, and the diameter of described circle silica gel piece is in the range of 20mm～60mm；Described installation The aperture in hole is in the range of 4mm～10mm.

7. steam valve according to claim 2 it is characterised in that

Multiple described ventholes are offered along its circumference, the cross-sectional area of multiple described ventholes is all higher than rice in described upper cover body The maximum secting area of grain, and described elastic valve covers multiple described ventholes.

8. the steam valve according to any one of claim 2 to 7 it is characterised in that

Described valve body includes valve gap and valve seat, and described valve gap and described valve seat airtight connection surround described vapor chamber.

9. steam valve according to claim 8 it is characterised in that

The diapire of described valve seat upwardly extends the described steam inlet of formation, the diapire of described lower cover be downwardly extending described in enter Steam ports, described air intake is set in the outside of described steam inlet and is connected with described steam inlet.

10. steam valve according to claim 9 it is characterised in that

The cross-sectional area in described brokenly bubble chamber is more than the cross-sectional area of described steam inlet.

11. steam valves according to any one of claim 1 to 7 it is characterised in that

It is formed with return flow line between the outside wall surface in the internal face of described vapor chamber and described brokenly bubble chamber, discharge through described venthole Steam enter in described return flow line, and discharged by described steam (vapor) outlet.

12. steam valves according to claim 11 it is characterised in that

The bottom of described return flow line offers return port, is provided with reflux inlet at described return port.

A kind of 13. cooking apparatus are it is characterised in that include:

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

Steam valve as any one of claim 1 to 12, described steam valve is arranged on described installation intracavity, and described steaming The steam inlet of steam valve is connected with described exhaust hole.