CN204445487U - Steam valve and cooking apparatus - Google Patents
Steam valve and cooking apparatus Download PDFInfo
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- CN204445487U CN204445487U CN201520112544.7U CN201520112544U CN204445487U CN 204445487 U CN204445487 U CN 204445487U CN 201520112544 U CN201520112544 U CN 201520112544U CN 204445487 U CN204445487 U CN 204445487U
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Abstract
The utility model provides a kind of steam valve and cooking apparatus.This steam valve comprises: valve body and steam discharge assembly, be provided with exhaust passage in valve body, valve body offers steam inlet and steam (vapor) outlet; Steam discharge assembly is positioned at exhaust passage, steam discharge assembly comprises steam discharge support and steam discharge spool, steam discharge support has hollow cavity, one end wall of steam discharge support is communicated with steam inlet is airtight, another end wall offers logical steam vent, steam discharge spool is located in hollow cavity, and steam discharge spool can move back and forth relative to steam discharge support in hollow cavity, is connected steam inlet or disconnects mutually with steam (vapor) outlet.The steam valve that the utility model provides, when not needing steam discharge, move back and forth by driving steam discharge spool, the logical steam vent realized on steam discharge support is not communicated with steam (vapor) outlet, and then steam (vapor) outlet is not communicated with steam inlet, steam valve is closed, avoids unnecessary heat loss and prevent the bacterium in cool exterior air and air, dust etc. from entering in steam valve.
Description
Technical field
The utility model relates to domestic cooking appliance field, more specifically, relates to a kind of steam valve and the cooking apparatus comprising this steam valve.
Background technology
Cooking apparatus, as electric cooker, can produce a large amount of water vapour in the process of cooking, and being discharged into electric cooker outside, on electric cooker, usually covering the steam channel being provided with and freely discharging for water vapour to be guided by water vapour.But existing steam channel is all set to normally open, namely when no matter which kind of state electric cooker be in, steam channel is all unlimited, and this setup exists following problem: steam channel opens wide for a long time and the foreign matters such as the bacterium in extraneous air, dust can be caused to enter into electric cooker inside along steam channel on the one hand; Be at electric cooker on the other hand cook rice over a slow fire, insulation etc. is not when needing the working stage of discharge water steam, the heat of electric cooker inside can be caused to scatter and disappear from steam channel because steam channel opens wide, not only affect cooking rice over a slow fire and heat insulation effect of electric cooker, also can cause unnecessary energy loss.
Utility model content
The utility model is intended at least to solve one of technical problem existed in prior art.
For this reason, the object of an aspect of the present utility model is, provides a kind of steam valve, steam valve can be closed when not needing steam discharge, avoids unnecessary heat loss and cool exterior air or dust etc. to enter in steam valve.
The object of another aspect of the present utility model is, provides a kind of cooking apparatus comprising above-mentioned steam valve.
For achieving the above object, the embodiment of the utility model aspect provides a kind of steam valve, comprising: valve body, is provided with exhaust passage in described valve body, described valve body offers steam inlet and steam (vapor) outlet; With steam discharge assembly, described steam discharge assembly is positioned at described exhaust passage, described steam discharge assembly comprises steam discharge support and steam discharge spool, described steam discharge support has hollow cavity, one end wall of described steam discharge support is communicated with described steam inlet is airtight, another end wall offers logical steam vent, described steam discharge spool is located in described hollow cavity, and described steam discharge spool can move back and forth relative to described steam discharge support in described hollow cavity, is connected described steam inlet or disconnects mutually with described steam (vapor) outlet.
The steam valve that the utility model above-described embodiment provides, comprise valve body and steam discharge assembly, exhaust passage is provided with in valve body, and valve body offers steam inlet and steam (vapor) outlet, steam discharge assembly is positioned at exhaust passage, one end wall of the steam discharge support of steam discharge assembly is communicated with steam inlet is airtight, another end wall offers logical steam vent, moved in the hollow cavity of steam discharge support by the steam discharge spool of steam discharge assembly, make logical steam vent and steam inlet, logical steam vent is connected with steam (vapor) outlet, and then steam (vapor) outlet is connected with steam inlet, thus make steam can enter in steam valve by steam inlet, then the logical steam vent on steam discharge support enters steam (vapor) outlet, and discharged by steam (vapor) outlet, realize the steam discharge function of steam valve, when not needing exhaust steam, mobile in the other direction in hollow cavity by steam discharge spool, realize logical steam vent and steam (vapor) outlet, logical steam vent disconnects mutually with steam inlet, and then steam (vapor) outlet is not communicated with steam inlet, steam valve is made to be in closed state, effectively prevent the steam entered in steam valve along steam inlet from discharging from steam (vapor) outlet, and prevent extraneous air from entering in steam valve by steam (vapor) outlet, like this, when above-mentioned steam valve is arranged on cooking apparatus, on the one hand when not using cooking apparatus, steam (vapor) outlet and steam inlet is made to be in not connected state, effectively can prevent the bacterium in extraneous air, the foreign matters such as dust enter into cooking apparatus inside along steam inlet, be at cooking apparatus on the other hand cook rice over a slow fire, insulation etc. is not when needing the working stage of discharged steam, steam inlet and steam (vapor) outlet is made to be in not connected state, can effectively prevent the water vapour in cooking apparatus and heat outwards scatter and disappear and cool exterior air enter cooking apparatus inside, improve the heat insulation effect of cooking apparatus, and decrease unnecessary heat loss, and realize steam valve in above-described embodiment to close and the mode opened, structure is simple, easy to operate.
In addition, the steam valve that the utility model above-described embodiment provides also has following additional technical feature:
According to an embodiment of the present utility model, described steam discharge assembly also comprises: driver element, and described driver element is located between described steam discharge support and described steam discharge spool, and described in described drive unit drives, steam discharge spool moves back and forth in described hollow cavity.
According to an embodiment of the present utility model, described in described drive unit drives, steam discharge spool moves up and down in described hollow cavity, is connected by described logical steam vent or disconnects mutually with described steam (vapor) outlet.
According to an embodiment of the present utility model, the lower diapire of described steam discharge support is communicated with described steam inlet is airtight, the upper end wall of described steam discharge support offers described logical steam vent, and the sectional dimension of described logical steam vent is greater than the sectional dimension of described steam discharge spool, the upper end of described steam discharge spool is made to stretch out described logical steam vent.
According to an embodiment of the present utility model, the sidewall stretching out described steam discharge support of described steam discharge spool is arranged with seal washer, and described seal washer can cover described logical steam vent, and described logical steam vent is disconnected mutually with described steam (vapor) outlet; The upper end of described steam discharge spool is connected with securing member, and described steam discharge spool is provided with spacing preiection, and described seal washer is fixed between described securing member and described spacing preiection, and described securing member compresses described seal washer.
According to an embodiment of the present utility model, described driver element comprises temperature-sensitive actuator, and the sidewall being positioned at described hollow cavity of described steam discharge spool is provided with circumferential spacing projection, and the side of the spacing projection of described circumference is provided with described temperature-sensitive actuator.
According to an embodiment of the present utility model, one end of described temperature-sensitive actuator is resisted against on the spacing projection of described circumference, and the other end is resisted against on the internal face of the lower diapire of described steam discharge support; And the spacing projection of described circumference offers through hole, described through hole is connected with described steam inlet.
According to an embodiment of the present utility model, described driver element also comprises Flexible Reset body, and one end of described Flexible Reset body is resisted against on the spacing projection of described circumference, and the other end is resisted against on the internal face of the upper end wall of described steam discharge support.
According to an embodiment of the present utility model, described temperature-sensitive actuator is temperature control memory metal spring or temperature control memory metal shell fragment; And/or described Flexible Reset body is back-moving spring or reseting shrapnel.
The embodiment of another aspect of the present utility model provides a kind of cooking apparatus, comprising: upper cover, covers and be provided with steam channel on described; With the steam valve described in above-mentioned any embodiment, described steam valve be arranged on described on cover, and the steam inlet of described steam valve is connected with described steam channel.
According to an embodiment of the present utility model, described cooking apparatus is electric cooker or electric pressure cooking saucepan.
Additional aspect of the present utility model and advantage become obvious by description part below, or are recognized by practice of the present utility model.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present utility model and advantage will become obvious and easy understand from accompanying drawing below combining to the description of embodiment, wherein:
Fig. 1 is the decomposition texture schematic diagram of the steam valve according to the utility model embodiment;
Fig. 2 is the sectional structure schematic diagram of steam valve shown in Fig. 1 when being in closed state;
Fig. 3 is the sectional structure schematic diagram of steam valve shown in Fig. 1 when being in steam discharge state, and the curve arrow wherein in diagram represents the flow direction of steam;
Fig. 4 is the structural representation of valve seat in steam valve shown in Fig. 1;
Fig. 5 is the structural representation at another visual angle of valve seat in steam valve shown in Fig. 4;
Fig. 6 is the plan structure schematic diagram of steam cylinder base in valve seat shown in Fig. 5.
Wherein, the corresponding relation in Fig. 1 to Fig. 6 between Reference numeral and component names is:
1 steam valve, 10 valve bodies, 100 steam inlets, 101 steam (vapor) outlets, 11 exhaust passages, 12 valve seats, 13 valve gaps, 20 steam discharge assemblies, 21 steam discharge supports, 210 hollow cavities, 211 logical steam vents, 22 steam discharge spools, 220 spacing preiections, 221 circumferential limited posts, 222 through holes, 23 seal washers, 24 securing members, 25 temperature-sensitive actuators, 26 Flexible Reset bodies, 27 steam cylinder bases.
Detailed description of the invention
In order to more clearly understand above-mentioned purpose of the present utility model, feature and advantage, below in conjunction with the drawings and specific embodiments, the utility model is further described in detail.It should be noted that, when not conflicting, the feature in the embodiment of the application and embodiment can combine mutually.
Set forth a lot of detail in the following description so that fully understand the utility model; but; the utility model can also adopt other to be different from mode described here to implement, and therefore, protection domain of the present utility model is not by the restriction of following public specific embodiment.
Steam valve according to some embodiments of the utility model and cooking apparatus are described with reference to the accompanying drawings.
As shown in Figure 1 to Figure 3, the utility model provides a kind of steam valve 1, comprising: valve body 10 and steam discharge assembly 20.
Wherein, in described valve body 10, be provided with exhaust passage 11, described valve body 10 offer steam inlet 100 and steam (vapor) outlet 101;
Described steam discharge assembly 20 is positioned at described exhaust passage 11, described steam discharge assembly 20 comprises steam discharge support 21 and steam discharge spool 22, described steam discharge support 21 has hollow cavity 210, one end wall of described steam discharge support 21 is communicated with described steam inlet 100 is airtight, another end wall offers logical steam vent 211, described steam discharge spool 22 is located in described hollow cavity 210, and described steam discharge spool 22 can move back and forth relative to described steam discharge support 21 in described hollow cavity 210, and described steam inlet 100 is connected with described steam (vapor) outlet 101 or is disconnected mutually.
The steam valve that the utility model above-described embodiment provides, comprise valve body and steam discharge assembly, exhaust passage is provided with in valve body, and valve body offers steam inlet and steam (vapor) outlet, steam discharge assembly is positioned at exhaust passage, one end wall of the steam discharge support of steam discharge assembly is communicated with steam inlet is airtight, another end wall offers logical steam vent, moved in the hollow cavity of steam discharge support by the steam discharge spool of steam discharge assembly, make logical steam vent and steam inlet, logical steam vent is connected with steam (vapor) outlet, and then steam (vapor) outlet is connected with steam inlet, thus make steam can enter in steam valve by steam inlet, then the logical steam vent on steam discharge support enters steam (vapor) outlet, and discharged by steam (vapor) outlet, realize the steam discharge function of steam valve, when not needing exhaust steam, mobile in the other direction in hollow cavity by steam discharge spool, realize logical steam vent and steam (vapor) outlet, logical steam vent disconnects mutually with steam inlet, and then steam (vapor) outlet is not communicated with steam inlet, steam valve is made to be in closed state, effectively prevent the steam entered in steam valve along steam inlet from discharging from steam (vapor) outlet, and prevent extraneous air from entering in steam valve by steam (vapor) outlet, like this, when above-mentioned steam valve is arranged on cooking apparatus, on the one hand when not using cooking apparatus, steam (vapor) outlet and steam inlet is made to be in not connected state, effectively can prevent the bacterium in extraneous air, the foreign matters such as dust enter into cooking apparatus inside along steam inlet, be at cooking apparatus on the other hand cook rice over a slow fire, insulation etc. is not when needing the working stage of discharged steam, steam inlet and steam (vapor) outlet is made to be in not connected state, can effectively prevent the water vapour in cooking apparatus and heat outwards scatter and disappear and cool exterior air enter cooking apparatus inside, improve the heat insulation effect of cooking apparatus, and decrease unnecessary heat loss, and realize steam valve in above-described embodiment to close and the mode opened, structure is simple, easy to operate.
In embodiments more of the present utility model, as shown in Figures 2 and 3, described steam discharge assembly 20 also comprises: driver element, described driver element is located between described steam discharge support 21 and described steam discharge spool 22, and steam discharge spool 22 described in described drive unit drives moves back and forth in described hollow cavity 210.
In above-described embodiment, moved back and forth in hollow cavity by drive unit drives steam discharge spool, realize logical steam vent on steam discharge support and steam (vapor) outlet, logical steam vent be connected with steam inlet or disconnect mutually, and then make steam (vapor) outlet be connected with steam inlet or disconnect mutually, realize the steam discharge function of steam valve, or make steam valve be in closed state.
In a specific embodiment of the present utility model, as shown in Figures 2 and 3, steam discharge spool 22 described in described drive unit drives moves up and down in described hollow cavity 210, and described logical steam vent 211 is connected with described steam (vapor) outlet 101 or is disconnected mutually.
Preferably, drive unit drives steam discharge spool moves up and down in the hollow cavity of steam discharge support, make when needs steam discharge, drive unit drives steam discharge spool moves up, and is opened by the logical steam vent on steam discharge support, steam inlet is connected with steam (vapor) outlet, thus make steam can enter in steam valve by steam inlet, then enter in the exhaust passage of steam discharge bracket outer through the hollow cavity of steam discharge support and logical steam vent, then discharged by steam (vapor) outlet, realize the steam discharge function of steam valve; When not needing steam discharge, drive unit drives steam discharge spool moves down, and is closed by the logical steam vent on steam discharge support, steam inlet is not communicated with steam (vapor) outlet, prevent steam from being discharged by steam (vapor) outlet, and effectively prevent cool exterior air from entering in steam valve, make steam valve be in closed state.Certainly, driver element also can drive steam discharge spool horizontal reciprocating in the hollow cavity of steam discharge support to move, and also can realize opening or closing function of steam valve, all in protection domain of the present utility model, not repeat them here.
Further, as depicted in figs. 1 and 2, the lower diapire of described steam discharge support 21 is communicated with described steam inlet 100 is airtight, the upper end wall of described steam discharge support 21 offers described logical steam vent 211, and the sectional dimension of described logical steam vent 211 is greater than the sectional dimension of described steam discharge spool 22, the upper end of described steam discharge spool 22 is made to stretch out described logical steam vent 211.
In above-described embodiment, the lower diapire of steam discharge support is communicated with steam inlet is airtight, the steam entered in exhaust passage by steam inlet can only be discharged through the hollow cavity of steam discharge support, when the logical steam vent on steam discharge support is closed, steam can not be expelled to outside through steam valve, improves the sealing effectiveness of steam valve; The sectional dimension of logical steam vent is greater than the sectional dimension of steam discharge spool, make the extended logical steam vent in the upper end of steam discharge spool, to realize the upper end of steam discharge spool to be limited in steam discharge bracket outer, thus realize steam discharge spool and can move up and down in the hollow cavity of steam discharge support, and when steam discharge spool moves up, logical steam vent can be opened, logical steam vent is connected with steam inlet with steam (vapor) outlet, logical steam vent, and then realize steam (vapor) outlet and be connected with steam inlet, realize the steam discharge function of steam valve.
Further again, as shown in Figure 1, Figure 2 and Figure 3, the sidewall stretching out described steam discharge support 21 of described steam discharge spool 22 is arranged with seal washer 23, and described seal washer 23 can cover described logical steam vent 211, and described logical steam vent 211 is disconnected with described steam (vapor) outlet 101 phase; The upper end of described steam discharge spool 22 is connected with securing member 24, and described steam discharge spool 22 is provided with spacing preiection 220, and described seal washer 23 is fixed between described securing member 24 and described spacing preiection 220, and described securing member 24 compresses described seal washer 23.On the upper surface that described spacing preiection 220 can be located at described steam discharge spool 22 or sidewall.
In above-described embodiment, realize leading to steam vent by the seal washer be set on steam discharge spool sidewall to cover, make when seal washer covers logical steam vent, logical steam vent disconnects mutually with steam (vapor) outlet, and then steam (vapor) outlet is disconnected mutually with steam inlet, steam valve is closed, effectively avoids unnecessary heat loss, and effectively prevent the foreign matters such as the bacterium in cool exterior air and air, dust from entering in steam valve; The upper end of steam discharge spool is connected with securing member, and the sidewall of steam discharge spool is provided with spacing preiection, to be limited between securing member and spacing preiection by sealing ring, improves the sealing effectiveness of seal washer to logical steam vent further.
Preferably, as shown in Figure 1, described securing member 24 is screw, is fixedly connected with, makes between screw and steam discharge spool fixed, easy accessibility between screw with steam discharge spool by screw thread.
It should be noted that, as shown in Figures 2 and 3, described valve body 10 comprises valve seat 12 and valve gap 13, described valve seat 12 is connected with described valve gap 13 is airtight, and being formed with described exhaust passage 11 between described valve seat 12 and described valve gap 13, steam inlet 100 is arranged on described valve seat 12, and steam (vapor) outlet 101 is arranged on described valve gap 13, with while can realizing the steam discharge function of steam valve 1, be convenient to the dismounting of steam valve 1.
One of the present utility model has in example, as shown in Figure 4, Figure 5 and Figure 6, described steam discharge support 21 is tubular structure, and preferably steam discharge support 21 and valve seat 12 are integral type structure, make the bonding strength between steam discharge support 21 and valve seat 12 high, and good airproof performance; And the lower end of steam discharge support 21 is provided with steam cylinder base 27, described steam inlet 100 is opened on described steam cylinder base 27, and described steam cylinder base 27 is connected with described steam discharge support 21 is airtight, ensures the sealing effectiveness between steam cylinder base 27 and steam discharge support 21.
In an embodiment of the present utility model, described driver element comprises temperature-sensitive actuator 25, the sidewall being positioned at described hollow cavity 210 of described steam discharge spool 22 is provided with circumferential spacing projection 221, and the side of the spacing projection of described circumference 221 is provided with described temperature-sensitive actuator 25.
In above-described embodiment, driver element comprises temperature-sensitive actuator, and the sidewall being positioned at hollow cavity of steam discharge spool is provided with circumferential spacing projection, temperature-sensitive actuator is positioned at the side of circumferential spacing projection, because temperature-sensitive actuator is when temperature reaches a certain numerical value (i.e. the deformation temperature of temperature-sensitive actuator), the internal structure of temperature-sensitive actuator can change, thus cause the profile of temperature-sensitive actuator to change, make temperature-sensitive actuator under the effect of self or external force, there is the deformation of different conditions, and then pass through the acting in conjunction of temperature-sensitive actuator and steam discharge spool self gravitation, realize the object driving steam discharge spool to move back and forth relative to steam discharge support, reach and steam valve is opened or closed effect.
Further, described driver element also comprises Flexible Reset body 26, and Flexible Reset body 26 is located at the opposite side of the spacing projection of described circumference, with steam discharge spool self gravitation jointly as the motional feedback power of steam discharge spool.
Further, as shown in Figures 2 and 3, one end of described temperature-sensitive actuator 25 is resisted against on the spacing projection 221 of described circumference, and the other end is resisted against on the internal face of the lower diapire of described steam discharge support 21; One end of described Flexible Reset body 26 is resisted against on the spacing projection 221 of described circumference, the other end is resisted against on the internal face of the upper end wall of described steam discharge support 21, and the spacing projection 221 of described circumference offers through hole 222, described through hole 222 is connected with described steam inlet 100.
It should be noted that, described temperature-sensitive actuator 25 also can one end grab on the spacing projection 221 of described circumference, the other end is resisted against on the internal face of the upper end wall of described steam discharge support 21.
In above-described embodiment, with the acting in conjunction by temperature-sensitive actuator and Flexible Reset body, realize the object driving steam discharge spool to move up and down in hollow cavity; The spacing projection of circumference offers through hole, and through hole is connected with steam inlet, with increase steam when the hollow cavity discharge of steam discharge support by area, be convenient to steam and discharge smoothly.
Particularly, under normal temperature state, the temperature in steam valve is lower, and steam valve is in closed state, when the temperature in steam valve raises, when reaching the deformation temperature of temperature-sensitive actuator, temperature-sensitive actuator generation deformation, recover setting remember condition, now temperature-sensitive actuator extends, active force increases, and promote steam discharge spool and move up, back down seal washer, logical steam vent is connected with steam (vapor) outlet, and then steam (vapor) outlet is connected with steam inlet, realize steam valve to be connected with extraneous air, the steam entered in steam valve is discharged by steam (vapor) outlet, realize the steam discharge function of steam valve, and now Flexible Reset body is in compressive state, when the temperature in steam valve is lower, when the temperature of temperature-sensitive actuator is reduced to below deformation temperature, temperature-sensitive actuator recovers general state, length reduction, active force reduces, now the elastic force of Flexible Reset body plays leading role, Flexible Reset body release elastic potential energy, and promote steam discharge spool and move down, temperature-sensitive actuator is made to return to shortening state, now logical steam vent is closed by seal washer, logical steam vent is disconnected mutually with steam (vapor) outlet, and then steam (vapor) outlet is not communicated with steam inlet, steam valve is closed, effectively avoid unnecessary heat loss, and prevent the bacterium in extraneous air, the foreign matters such as dust enter in steam valve.
It should be noted that; above-mentioned driver element also can be wet sensitive actuator; wet sensitive actuator is when humidity reaches certain value; its internal structure can change; thus cause the profile of wet sensitive actuator to change; and then make wet sensitive actuator under self or External Force Acting; there is the deformation of different conditions; and then pass through the acting in conjunction of wet sensitive actuator and Flexible Reset body; realize the object driving steam discharge spool to move back and forth up and down in the hollow cavity of steam discharge support; all in protection domain of the present utility model, do not repeat them here.
Preferably, described temperature-sensitive actuator 25 is temperature control memory metal spring or temperature control memory metal shell fragment; And/or described Flexible Reset body 26 is back-moving spring or reseting shrapnel.
In above-described embodiment, temperature-sensitive actuator is temperature control memory metal spring or temperature control memory metal shell fragment, Flexible Reset body is back-moving spring or reseting shrapnel, by the acting in conjunction of temperature control memory metal spring or temperature control memory metal shell fragment and back-moving spring or reseting shrapnel, realize driving steam discharge spool moving back and forth in the hollow cavity of steam discharge support, and then the function that steam valve opens or closes by realization.It should be noted that, above-mentioned temperature control memory metal spring or temperature control memory metal shell fragment can be nickel-titanium memory metalworks, also can be other memory metal element, all in protection domain of the present utility model.
Below in conjunction with accompanying drawing, the course of work when steam valve provided with regard to the utility model above-described embodiment is arranged on electric cooker is described:
As shown in Figure 2, in the starting stage that electric cooker is cooked, temperature fundamental sum ambient temperature in steam valve 1 is consistent, now the logical steam vent 211 on steam discharge support 21 is closed by the seal washer 23 of steam discharge spool 22 upper end, steam (vapor) outlet 101 is not communicated with steam inlet 100, and steam valve 1 is in closed state;
As shown in Figure 2, along with the continuation of the process of cooking, liquid boiling in electric cooker also produces a large amount of water vapour, steam enters in steam valve 1 from steam inlet 100, and enter in the hollow cavity 210 of steam discharge support 21, temperature-sensitive actuator 25 is made to touch water vapour and heat up gradually, when temperature reaches the deformation temperature of temperature-sensitive actuator 25, temperature-sensitive actuator 25 starts distortion, recover setting remember condition gradually, length increases, active force increases, steam discharge spool 22 is driven to move up, the seal washer 23 of steam discharge spool 22 upper end is departed from logical steam vent 211 fit, logical steam vent 211 is opened, make logical steam vent 211 and steam (vapor) outlet 101, logical steam vent 211 is connected with steam inlet 100, now steam (vapor) outlet 101 is connected with steam inlet 100, namely exhaust passage 11 is in open mode, water vapour in electric cooker is discharged into electric cooker outside along exhaust passage 11, as the curve arrow in Fig. 3 represents the flow direction of water vapour, water vapour enters in the hollow cavity of steam discharge support by steam inlet, then the logical steam vent on steam discharge support enters in the exhaust passage of steam discharge bracket outer, discharged by steam (vapor) outlet again, and now Flexible Reset body 26 is in compressive state, and storage elasticity potential energy,
When electric cooker heating terminates, the water vapour that electric cooker inside produces reduces, the temperature of temperature-sensitive actuator 25 declines, time below the deformation temperature that temperature is down to temperature-sensitive actuator 25, temperature-sensitive actuator 25 recovers general state, length reduction, active force reduces, now discharged elastic potential energy by the Flexible Reset body 26 compressed, and promote steam discharge spool 22 and move down, seal washer 23 and logical steam vent 211 are fitted, and logical steam vent 211 is closed, logical steam vent 211 is not communicated with steam (vapor) outlet 101, and then steam (vapor) outlet 101 is not communicated with steam inlet 100, namely exhaust passage 11 is closed, make the closed state that steam valve 1 recovers as shown in Figure 1 again, the air of electric cooker inside can only in electric cooker inner loop, cannot contact with outside air, effectively reduce electric cooker cooking rice over a slow fire or the scattering and disappearing of the water vapour of holding stage and heat, and the bacterium in cool exterior air and air can be avoided, the foreign matters such as dust enter in steam valve 1, improve the heat insulation effect of electric cooker.
The embodiment of another aspect of the present utility model provides a kind of cooking apparatus (not shown), comprise: upper cover (not shown) and the steam valve described in above-mentioned any embodiment 1, described steam valve 1 be arranged on described on cover, cover on described and be provided with steam channel; And the steam inlet 100 of described steam valve 1 is connected with described steam channel.
The cooking apparatus that the utility model above-described embodiment provides, comprise upper cover and steam valve, steam valve is arranged on and covers, and the steam inlet of steam valve is connected with steam channel, the steam produced in cooking apparatus is entered by the steam inlet on steam valve in the hollow cavity of steam discharge support, then the logical steam vent on steam discharge support enters in the exhaust passage of steam discharge bracket outer, then is discharged by the steam (vapor) outlet on steam valve, realizes the steam discharge function of cooking apparatus; When not needing steam discharge, steam inlet and steam (vapor) outlet are in not connected state, are closed by steam valve, effectively prevent the foreign matters such as the bacterium in extraneous air, dust from entering into cooking apparatus inside along steam inlet; And be at cooking apparatus cook rice over a slow fire, insulation etc. is not when needing the working stage of discharged steam, effectively prevent the heat in cooking apparatus to scatter and disappear along steam (vapor) outlet, improve the heat insulation effect of cooking apparatus.
It should be noted that; cooking apparatus described in above-described embodiment; on cover and be provided with steam channel; directly can be provided with above-mentioned steam discharge assembly in the steam channel of upper cover; namely save the valve body of steam valve, and directly steam discharge assembly is located in the steam channel that covers, thus the object that the inner chamber realizing isolated cooking apparatus is connected with outside air; this replacement realizes under inventive concept of the present utility model, in protection domain of the present utility model.
According to an embodiment of the present utility model, described cooking apparatus is electric cooker or electric pressure cooking saucepan.
The cooking apparatus that above-described embodiment provides can be electric cooker, also can be electric pressure cooking saucepan, can also be that other have the cooking apparatus of steam discharge function, all in protection domain of the present utility model, not repeat them here.
In sum, the steam valve that the utility model provides, comprise valve body and steam discharge assembly, by being provided with steam discharge assembly in the exhaust passage of valve body, the steam discharge spool of steam discharge assembly can under the acting in conjunction of temperature-sensitive actuator and Flexible Reset body, move back and forth in the hollow cavity of steam discharge support, and then drive steam discharge spool to move up by temperature-sensitive actuator, logical steam vent is opened by seal washer, realize the logical steam vent on steam discharge support and steam (vapor) outlet, logical steam vent is connected with steam inlet, and then steam (vapor) outlet is connected with steam inlet, realize the steam discharge function of steam valve, when not needing exhaust steam, Flexible Reset body drives the oppositely movement of steam discharge spool, logical steam vent is closed by seal washer, logical steam vent is disconnected mutually with steam (vapor) outlet, and then steam (vapor) outlet is not communicated with steam inlet, steam valve is closed, effectively prevent steam from discharging from steam (vapor) outlet, and prevent extraneous air from entering in steam valve, thus avoid unnecessary heat loss, and prevent the foreign matters such as the bacterium in extraneous air, dust to enter in steam valve, and realize steam valve in above-described embodiment and close and the mode opened, structure is simple, easy to operate.
In description of the present utility model, term " connection ", " being connected ", " installation " etc. all should be interpreted broadly, and such as, " connection " can be fixedly connected with, and also can be removably connect, or connects integratedly; Can be directly be connected, also indirectly can be connected by intermediary.For the ordinary skill in the art, the concrete meaning of above-mentioned term in the utility model can be understood as the case may be.
In the description of this description, specific features, structure, material or feature that the description of term " embodiment ", " some embodiments ", " specific embodiment " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present utility model or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. a steam valve, is characterized in that, comprising:
Valve body, is provided with exhaust passage in described valve body, described valve body offers steam inlet and steam (vapor) outlet; With
Steam discharge assembly, described steam discharge assembly is positioned at described exhaust passage, described steam discharge assembly comprises steam discharge support and steam discharge spool, described steam discharge support has hollow cavity, one end wall of described steam discharge support is communicated with described steam inlet is airtight, another end wall offers logical steam vent, described steam discharge spool is located in described hollow cavity, and described steam discharge spool can move back and forth relative to described steam discharge support in described hollow cavity, is connected described steam inlet or disconnects mutually with described steam (vapor) outlet.
2. steam valve according to claim 1, is characterized in that,
Described steam discharge assembly also comprises:
Driver element, described driver element is located between described steam discharge support and described steam discharge spool, and described in described drive unit drives, steam discharge spool moves back and forth in described hollow cavity.
3. steam valve according to claim 2, is characterized in that,
Described in described drive unit drives, steam discharge spool moves up and down in described hollow cavity, is connected by described logical steam vent or disconnects mutually with described steam (vapor) outlet.
4. steam valve according to claim 3, is characterized in that,
The lower diapire of described steam discharge support is communicated with described steam inlet is airtight, the upper end wall of described steam discharge support offers described logical steam vent, and the sectional dimension of described logical steam vent is greater than the sectional dimension of described steam discharge spool, the upper end of described steam discharge spool is made to stretch out described logical steam vent.
5. steam valve according to claim 4, is characterized in that,
The sidewall stretching out described steam discharge support of described steam discharge spool is arranged with seal washer, and described seal washer can cover described logical steam vent, and described logical steam vent is disconnected mutually with described steam (vapor) outlet;
The upper end of described steam discharge spool is connected with securing member, and described steam discharge spool is provided with spacing preiection, and described seal washer is fixed between described securing member and described spacing preiection, and described securing member compresses described seal washer.
6. steam valve according to any one of claim 1 to 5, is characterized in that,
Described driver element comprises temperature-sensitive actuator, and the sidewall being positioned at described hollow cavity of described steam discharge spool is provided with circumferential spacing projection, and the side of the spacing projection of described circumference is provided with described temperature-sensitive actuator.
7. steam valve according to claim 6, is characterized in that,
One end of described temperature-sensitive actuator is resisted against on the spacing projection of described circumference, and the other end is resisted against on the internal face of the lower diapire of described steam discharge support; And the spacing projection of described circumference offers through hole, described through hole is connected with described steam inlet.
8. steam valve according to claim 7, is characterized in that, described driver element also comprises Flexible Reset body, and one end of described Flexible Reset body is resisted against on the spacing projection of described circumference, and the other end is resisted against on the internal face of the upper end wall of described steam discharge support.
9. steam valve according to claim 8, is characterized in that,
Described temperature-sensitive actuator is temperature control memory metal spring or temperature control memory metal shell fragment; And/or described Flexible Reset body is back-moving spring or reseting shrapnel.
10. a cooking apparatus, is characterized in that, comprising:
Upper cover, covers on described and is provided with steam channel; With
Steam valve as claimed in any one of claims 1-9 wherein, described steam valve be arranged on described on cover, and the steam inlet of described steam valve is connected with described steam channel.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520112544.7U CN204445487U (en) | 2015-02-13 | 2015-02-13 | Steam valve and cooking apparatus |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520112544.7U CN204445487U (en) | 2015-02-13 | 2015-02-13 | Steam valve and cooking apparatus |
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| CN204445487U true CN204445487U (en) | 2015-07-08 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109253294A (en) * | 2018-11-16 | 2019-01-22 | 苏州普乐太阀门科技有限公司 | Excess temperature cuts off safety valve |
| CN109452839A (en) * | 2018-06-26 | 2019-03-12 | 浙江绍兴苏泊尔生活电器有限公司 | Cooking utensil |
| CN109463978A (en) * | 2017-09-07 | 2019-03-15 | 福库电子株式会社 | Electric cooking appliance |
| WO2019071803A1 (en) * | 2017-10-13 | 2019-04-18 | 佛山市顺德区美的电热电器制造有限公司 | Steam valve of cooking appliance, and cooking appliance |
| CN109253294B (en) * | 2018-11-16 | 2024-09-27 | 苏州普乐太阀门科技有限公司 | Over-temperature cut-off safety valve |
-
2015
- 2015-02-13 CN CN201520112544.7U patent/CN204445487U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109463978A (en) * | 2017-09-07 | 2019-03-15 | 福库电子株式会社 | Electric cooking appliance |
| US10863850B2 (en) | 2017-09-07 | 2020-12-15 | Cuckoo Electronics Co., Ltd. | Electric cooker |
| WO2019071803A1 (en) * | 2017-10-13 | 2019-04-18 | 佛山市顺德区美的电热电器制造有限公司 | Steam valve of cooking appliance, and cooking appliance |
| US11800952B2 (en) | 2017-10-13 | 2023-10-31 | Foshan Shunde Midea Electrical Heating Appliances Manufacturing Co., Ltd. | Steam valve for cooking utensil and cooking utensil |
| CN109452839A (en) * | 2018-06-26 | 2019-03-12 | 浙江绍兴苏泊尔生活电器有限公司 | Cooking utensil |
| CN109452839B (en) * | 2018-06-26 | 2023-12-01 | 浙江绍兴苏泊尔生活电器有限公司 | Cooking utensil |
| CN109253294A (en) * | 2018-11-16 | 2019-01-22 | 苏州普乐太阀门科技有限公司 | Excess temperature cuts off safety valve |
| CN109253294B (en) * | 2018-11-16 | 2024-09-27 | 苏州普乐太阀门科技有限公司 | Over-temperature cut-off safety valve |
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