CN105559619A - Exhaust valve assembly and electric cooker comprising same - Google Patents
Exhaust valve assembly and electric cooker comprising same Download PDFInfo
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- CN105559619A CN105559619A CN201410621340.6A CN201410621340A CN105559619A CN 105559619 A CN105559619 A CN 105559619A CN 201410621340 A CN201410621340 A CN 201410621340A CN 105559619 A CN105559619 A CN 105559619A
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Abstract
The invention discloses an exhaust valve assembly and an electric cooker comprising the exhaust valve assembly. The exhaust valve assembly comprises a valve body, an exhaust cover and a memory alloy part, wherein the valve body is provided with an air inlet; the exhaust cover is movably arranged on the valve body; two ends of the memory alloy part are respectively connected with the valve body and the exhaust cover, and when the temperature is greater than or equal to 60 DEG C and smaller than or equal to 95 DEG C, the memory alloy part deforms and can drive the exhaust cover to move so that the air inlet is communicated with the outside through exhaust holes in the exhaust cover or a gap between the exhaust cover and the valve body. According the exhaust valve assembly provided by the embodiment of the invention, the heating efficiency and thermal insulation effect of a cooking utensil can be improved, so that the cooking utensil is energy-saving and efficient.
Description
Technical field
The present invention relates to kitchen utensils field, especially relate to a kind of exhaust valve component and there is its electric cooker.
Background technology
In prior art, the heat insulation effect in electric cooker is poor, therefore needs to improve.
Summary of the invention
The present invention is intended to solve one of technical problem in correlation technique at least to a certain extent.For this reason, one object of the present invention is the exhaust valve component proposing a kind of high insulating effect.
Another object of the present invention is to propose a kind of electric cooker with above-mentioned exhaust valve component.
According to exhaust valve component of the present invention, comprising: valve body, described valve body is provided with air inlet; Exhaust cap, described exhaust cap is located on described valve body movably; And memory alloy part, the two ends of described memory alloy part are connected with described valve body and described exhaust cap respectively, when temperature is more than or equal to 60 DEG C and is less than or equal to 95 DEG C, described memory alloy part distortion and being suitable for drives described exhaust cap to move to make described air inlet by exhaust outlet that exhaust cap is established or by the gap between exhaust cap and valve body and extraneous conducting.
According to exhaust valve component of the present invention, it can improve the efficiency of heating surface and the heat insulation effect of cooking apparatus, thus makes cooking apparatus efficient energy-saving more.
In addition, the exhaust valve component above-mentioned according to the present invention, can also have following additional technical characteristic:
According to one embodiment of present invention, in described valve body, be limited with the first gas channel, described first gas channel and described air inlet conducting; The second gas channel is limited, described second gas channel and described first gas channel conducting between described exhaust cap and described valve body; Described memory alloy part is located in described second gas channel; And the described memory alloy part distortion when temperature is more than or equal to preset temperature of described memory alloy part, and be suitable for driving described exhaust cap to move to make described second gas channel by exhaust cap or the gap between exhaust cap and valve body and extraneous conducting.
According to one embodiment of present invention, described valve body comprises: valve seat, and described air inlet is formed in the bottom of described valve seat; And valve gap, described valve gap is connected to the top of described valve seat, and described valve seat and described valve gap limit described first gas channel jointly, and described valve gap is provided with mounting groove.
According to one embodiment of present invention, described mounting groove is provided with the through hole that the first gas channel and the second gas channel are conducted.
According to one embodiment of present invention, described exhaust cap can be located in described mounting groove up and downly, limits described second gas channel between described mounting groove and described exhaust cap.
According to one embodiment of present invention, described exhaust cap is provided with gathering sill, and the sidewall of described mounting groove is provided with projection, and described projection is placed in described gathering sill and also can moves along the short transverse of gathering sill.
According to one embodiment of present invention, described mounting groove is provided with assembling post, and described assembling post upwards extends from the diapire of described mounting groove, and described exhaust cap is provided with annular flange flange, described annular flange flange is from the lower surface of described exhaust cap to downward-extension, and described assembling post is located in described annular flange flange.
According to one embodiment of present invention, described memory alloy part is formed as spring, and one end of described spring is connected with the diapire of described mounting groove, and the other end of described spring is connected with the diapire of described exhaust cap.
According to one embodiment of present invention, described spring is located at the periphery of described annular flange flange.
According to one embodiment of present invention, described spring is located between the inner peripheral surface of described annular flange flange and the outer peripheral face of described assembling post.
According to one embodiment of present invention, described exhaust cap is provided with the exhaust outlet with extraneous conducting, the inner surface of described exhaust cap is provided with to downward-extension and around the hole section that described exhaust outlet is arranged, the lower surface of described hole section contacts with the diapire of described mounting groove, and when gas flow temperature is more than or equal to preset temperature, described memory alloy part is out of shape and is suitable for driving described exhaust cap move with conducting or block described second gas channel and described exhaust outlet.
According to one embodiment of present invention, described mounting groove is provided with protuberance, and described protuberance upwards extends from the diapire of described mounting groove, and the lower surface of described hole section contacts with the upper surface of described protuberance.
According to one embodiment of present invention, described hole section is multiple, described protuberance be multiple and with described multiple holes section one_to_one corresponding.
According to one embodiment of present invention, multiple described holes section is around the periphery of described annular flange flange, and multiple described protuberance is around the periphery of described annular flange flange.
According to one embodiment of present invention, the side of the contiguous described annular flange flange of described protuberance is provided with limiting bracket, extending internally from the upper surface of described protuberance towards described annular flange flange at least partially of described limiting bracket, the lower end of described annular flange flange is provided with positive stop lug boss, described positive stop lug boss is from outer peripheral face the extending radially outwardly along described annular flange flange of described annular flange flange, described exhaust valve component also comprises back-moving spring, and the two ends up and down of described back-moving spring are connected with described limiting bracket and described positive stop lug boss respectively.
According to electric cooker of the present invention, comprising: pot body, limits cooking space in described pot body; Lid, described lid can close described cooking space; And exhaust valve component, described exhaust valve component is located on described lid, and described exhaust valve component comprises: valve body, and described valve body is provided with air inlet, described air inlet and described cooking space conducting; Exhaust cap, described exhaust cap is located on described valve body movably; And memory alloy part, the two ends of described memory alloy part are connected with described valve body and described exhaust cap respectively, when temperature is more than or equal to 60 DEG C and is less than or equal to 95 DEG C, described memory alloy part is out of shape and is suitable for driving described exhaust cap to move to make described air inlet and extraneous conducting.
Additional aspect of the present invention and advantage will part provide in the following description, and part will become obvious from the following description, or be recognized by practice of the present invention.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present invention and advantage will become obvious and easy understand from accompanying drawing below combining to the description of embodiment, wherein:
Fig. 1 is the structural representation of the electric cooker according to the embodiment of the present invention;
Fig. 2 is the sectional view of the electric cooker according to the embodiment of the present invention;
Fig. 3 is the explosive view of exhaust valve component according to an embodiment of the invention;
Fig. 4 is the second gas channel of exhaust valve component according to an embodiment of the invention and the sectional view of extraneous non-conducting;
Fig. 5 is the second gas channel of exhaust valve component according to an embodiment of the invention and the sectional view of extraneous conducting;
Fig. 6 is the explosive view of exhaust valve component in accordance with another embodiment of the present invention;
Fig. 7 is the second gas channel of exhaust valve component in accordance with another embodiment of the present invention and the sectional view of extraneous non-conducting;
Fig. 8 is the second gas channel of exhaust valve component in accordance with another embodiment of the present invention and the sectional view of extraneous conducting;
Fig. 9 is the explosive view of exhaust valve component according to an embodiment of the invention.
Reference numeral:
Exhaust valve component 100;
Valve body 10; Valve seat 101; Valve gap 102; First gas channel 11; Air inlet 12; Mounting groove 13; Assembling post 14; Protuberance 15; Limiting bracket 16; Air induction mast 17;
Exhaust cap 20; Second gas channel 21; Annular flange flange 22; Exhaust outlet 23; Hole section 24; Positive stop lug boss 25; Annular slab 26; Gathering sill 27;
Through hole 131; Projection 132;
Memory alloy part 30;
Back-moving spring 40;
Electric cooker 200;
Pot body 50; Cooking space 51;
Lid 60; Sealing ring 70; Return valve 80; Cosmetic sheet 90.
Detailed description of the invention
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the present invention, and can not limitation of the present invention be interpreted as.
In describing the invention, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " axis ", " radial direction ", orientation or the position relationship of the instruction such as " circumference " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore limitation of the present invention can not be interpreted as.
In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more these features.In describing the invention, the implication of " multiple " is two or more, unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or integral; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the conducting of two element internals or the interaction relationship of two elements.For the ordinary skill in the art, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score can be that the first and second features directly contact, or the first and second features are by intermediary mediate contact.And, fisrt feature second feature " on ", " top " and " above " but fisrt feature directly over second feature or oblique upper, or only represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " below " and " below " can be fisrt feature immediately below second feature or tiltedly below, or only represent that fisrt feature level height is less than second feature.
The exhaust valve component 100 according to the embodiment of the present invention is specifically described below in conjunction with accompanying drawing.
As shown in Figures 1 to 8, according to the exhaust valve component 100 of the embodiment of the present invention, comprising: valve body 10, exhaust cap 20 and memory alloy part 30.Wherein, valve body 10 is provided with air inlet 12, exhaust cap 20 is located on valve body 10 movably, the two ends of memory alloy part 30 are connected with valve body 10 and exhaust cap 20 respectively, and when gas flow temperature is more than or equal to preset temperature, memory alloy part 30 is out of shape and is suitable for driving exhaust cap 20 to move to make air inlet by exhaust outlet 23 that exhaust cap is established or by the gap between exhaust cap and valve body and extraneous conducting.Particularly, when gas flow temperature is more than or equal to 60 DEG C and is less than or equal to 95 DEG C, memory alloy part 30 is out of shape and is suitable for driving exhaust cap 20 to move to make air inlet by exhaust outlet 23 that exhaust cap is established or by the gap between exhaust cap and valve body and extraneous conducting.
Exhaust valve component 100 can be applied on cooking apparatus, and cooking apparatus has cooking space usually, such as, exhaust valve component 100 can be applied on the cooking apparatus products such as electric cooker, electric pressure cooking saucepan, electric steamer.Exhaust valve component 100 can adopt dismountable mode to be arranged on cooking apparatus product.The steam that cooking apparatus inside produces or air-flow enter in exhaust valve component 100 by air inlet 12, when steam or air-flow make the temperature of memory alloy part 30 be greater than or equal to the deformation temperature of memory alloy part 30, memory alloy part 30 can deform, and drive exhaust cap 20 to move to make the steam in exhaust valve component 100 or air-flow by the exhaust outlet in exhaust cap or by the gap between exhaust cap and valve body and extraneous conducting, thus a part of steam can be discharged, avoid the food in cooking space to overflow.When temperature is reduced to the deformation temperature lower than memory alloy part 30, memory alloy part 30 can reinstatement state, namely memory alloy part 30 returns back to undeformed state, exhaust cap 20 makes air inlet in exhaust valve component and the external world's not conducting, cooking space in cooking apparatus is still sealing state, avoid steam outwardly to overflow and cause the temperature in cooking space to reduce, thus utilization rate and the heat insulation effect of heat can be improved.
Concrete, be limited with the first gas channel 11, first gas channel 11 and air inlet 12 conducting in valve body 10.The second gas channel 21, second gas channel 21 and the first gas channel 11 conducting is limited between exhaust cap 20 and valve body 10.Memory alloy part 30 is located in the second gas channel 21, and when temperature is more than or equal to preset temperature, memory alloy part 30 is out of shape and is suitable for driving exhaust cap 20 to move to make air inlet by exhaust cap or the gap between exhaust cap and valve body and extraneous conducting.
Steam in cooking space or air-flow can enter the first gas channel 11 of valve body 10 by the air inlet 12 of valve body 10, and the first gas channel 11 and the second gas channel 21 mutual conduction, steam can flow to the second gas channel 21 from the first gas channel 11.When heated liquid in cooking apparatus, steam in cooking space enters to the second gas channel 21 via air inlet 12, and when the temperature of steam is greater than or equal to the deformation temperature of memory alloy part 30, memory alloy part 30 can deform, the exhaust cap 20 that can drive memory alloy part 30 moves to make the second gas channel 21 and extraneous conducting, thus a part of steam can be discharged, avoid the food in cooking space to overflow.When cooking apparatus is when just starting to heat or heat end or low-power heating, the steam that cooking apparatus inside produces reduces, the temperature of steam may be lower, the temperature of steam may deformation temperature lower than memory alloy part 30 time, memory alloy part 30 can reinstatement state, namely memory alloy part 30 returns back to undeformed state, exhaust cap 20 can close the second gas channel 21, second gas channel 21 can not with extraneous conducting, cooking space in cooking apparatus is still sealing state, avoid steam outwardly to overflow and cause the temperature in cooking space to reduce, thus can heat insulation effect be improved.
Thus, according to the exhaust valve component 100 of the embodiment of the present invention, by arranging memory alloy part 30 in exhaust valve component 100, memory alloy part 30 can switch to drive the second gas channel 21 and the external world according to vapor (steam) temperature between the state of conducting and not conducting, particularly, when the heated liquid in cooking apparatus seethes with excitement, vapor (steam) temperature may be more than or equal to the deformation temperature of memory alloy part 30, memory alloy part 30 can be out of shape to drive exhaust cap 20 to move, thus make the second gas channel 21 and extraneous conducting, a part of steam in release cooking space, the food in cooking space is avoided to overflow, when cooking apparatus is at the end of just starting heating or heating, the steam that cooking apparatus inside produces reduces, vapor (steam) temperature may be less than the deformation temperature of memory alloy part 30, memory alloy part 30 reinstatement, second gas channel 21 not with extraneous conducting, the cooking space in cooking apparatus is still sealing state, avoids steam outwardly to overflow and causes the temperature in cooking space to reduce, the efficiency of heating surface and the heat insulation effect of cooking apparatus can be improved, thus make cooking apparatus efficient energy-saving more.
Alternatively, the scope of the preset temperature of memory alloy part 30 is 50 DEG C-100 DEG C, and namely the deformation temperature of memory alloy part 30 is 50 DEG C-100 DEG C.Be preferably 60 DEG C-95 DEG C, can ensure in insulating process, holding temperature in cooking apparatus is lower than preset temperature, memory alloy part 30 can not deform, cooking space in cooking apparatus remains sealing state, avoid steam outwardly to overflow and cause the temperature in cooking space to reduce, improve heat insulation effect; Can ensure in heating process again, when the vapor (steam) temperature in cooking apparatus improves, memory alloy part 30 can be exhausted in time in distortion, effectively avoids overflowing.
In a specific embodiment of the present invention, valve body 10 comprises: valve seat 101 and valve gap 102.Wherein, air inlet 12 is formed in the bottom of valve seat 101, and valve gap 102 is connected to the top of valve seat 101, and valve seat 101 and valve gap 102 limit the first gas channel 11 jointly, and valve gap 102 is provided with mounting groove 13.Further, exhaust cap 20 can be located in mounting groove 13 up and downly, limits the second gas channel 21 between mounting groove 13 and exhaust cap 20.Particularly, as shown in Figure 4 and Figure 5, the top of valve seat 101 and the below of valve gap 102 limit the first gas channel 11 jointly, be tightly connected, thus can improve the air-tightness of exhaust valve component 100 between valve gap 102 and valve seat 101 by sealing ring 70.In addition, being recessed into form mounting groove 13 structure downwards at least partially of valve gap 102, exhaust cap 20 has the annular slab 26 extended round its circumference.The periphery wall of the annular slab 26 of exhaust cap 20 is relative with the internal perisporium of mounting groove 13.Simultaneously, the annular slab 26 of exhaust cap 20 is provided with gathering sill 27, correspondingly, the sidewall of mounting groove 13 is provided with the projection 132 corresponding with gathering sill 27, the height of projection 132 is less than the height of gathering sill 27, projection 132 is placed in gathering sill 27, and can move along the short transverse of gathering sill 27, thus can make up and down being arranged on valve body 10 of exhaust cap 20.
In a specific embodiment of the present invention, mounting groove 13 is provided with assembling post 14, and assembling post 14 upwards extends from the diapire of mounting groove 13, and exhaust cap 20 is provided with annular flange flange 22, annular flange flange 22 is from the lower surface of exhaust cap 20 to downward-extension, and assembling post 14 is located in annular flange flange 22.Alternatively, memory alloy part 30 is formed as spring, and one end of spring is connected with the diapire of mounting groove 13, and the other end of spring is connected with the diapire of exhaust cap 20.Further, spring is located at the periphery of annular flange flange 22.
Particularly, as shown in Fig. 4 Fig. 5, the upper end of spring is connected with the inwall of exhaust cap 20, specifically, the upper end of spring is connected with the bottom of annular flange flange 22, and the lower end of spring is connected with the diapire of mounting groove 13, specifically, the lower end of spring is connected to the bottom of assembling post 14.Thus, annular flange flange 22 and assembling post 14 cooperatively interact, exhaust cap 20 can be avoided to move to other directions or rock, thus the stability of exhaust cap 20 when moving up and down can be strengthened, in other words, assembling post 14 can provide certain guiding to make exhaust cap 20 more steady when moving up and down for annular flange flange 22, and when vapor (steam) temperature is greater than or equal to deformation temperature, the spring be made up of memory alloy material can be elongated, spring can upwards back down exhaust cap 20, to make the second gas channel 21 and extraneous conducting, when the temperature of steam is less than deformation temperature, the spring-return previous status be made up of memory alloy material, namely through the spring-return original state of anamorphic stretching, second gas channel 21 and the external world's not conducting, cooking equipment is still sealing state.Meanwhile, the structure of spring is reliable, stable, thus it is more stable that exhaust valve component 100 can be made to run, and exhaust valve component 100 is also less likely to occur to damage.
Alternatively, memory alloy part 30 can also be elastic piece structure, and thus, the structure of memory alloy part 30 is simple, can reduce production cost.Alternatively, as shown in Figures 3 to 5, exhaust valve component 100 can also arrange return valve 80, particularly, return valve 80 can be set on the diapire of valve seat 101.Thus, the condensed water that steam is formed after condensation can drop in cooking space through return valve 80, thus can prevent more condensed water from remaining in exhaust valve component 100.Alternatively, on the diapire of valve seat 101 and around the edge of air inlet 12, be provided with the air induction mast 17 extended along the vertical direction, air induction mast 17 and the first gas channel 11 conducting, and air induction mast 17 is all right and the cooking space conducting of cooking apparatus.Specifically, air induction mast 17 protruding upward at least partially in the upper surface of valve seat 101, meanwhile, the lower surface protruding from valve seat 101 at least partially downwards of air induction mast 17.
In a specific embodiment of the present invention, spring is located between the inner peripheral surface of annular flange flange 22 and the outer peripheral face of assembling post 14.Alternatively, exhaust cap 20 is provided with the exhaust outlet 23 with extraneous conducting, the inner surface of exhaust cap 20 is provided with to downward-extension and the hole section 24 of arranging around exhaust outlet 23, the lower surface of hole section 24 contacts with the diapire of mounting groove 13, and when gas flow temperature is more than or equal to preset temperature, memory alloy part 30 is out of shape and is suitable for driving exhaust cap 20 move with conducting or block the second gas channel 21 and exhaust outlet 23.Particularly, when vapor (steam) temperature or gas flow temperature are greater than or equal to the deformation temperature of memory alloy part 30, memory alloy part 30 becomes and upwards backs down exhaust cap 20, the lower surface of the hole section 24 of exhaust cap 20 is namely made to move to the direction of the diapire away from mounting groove 13, the lower end of hole section 24 departs from the diapire of mounting groove 13, thus the second gas channel 21 and extraneous conducting can be made, namely make air inlet 12 and the second gas channel 21 conducting, a part of steam in release cooking space.At the end of cooking apparatus has just started heating or heating, and under vapor (steam) temperature or gas flow temperature are less than the condition of the deformation temperature of memory alloy part 30, memory alloy part 30 meeting reinstatement state, the lower surface meeting of hole section 24 and the diapire of mounting groove 13 contact with each other, thus the second gas channel 21 can be closed, namely the second gas channel 21 and exhaust outlet 23 are in the state of blocking, and the second gas channel 21 is got along well extraneous conducting.As Fig. 9 shows, the diapire of mounting groove 13 is provided with through hole 131, and through hole 131 and hole section 24 stagger one by one, and the first gas channel 11 and the second gas channel 21 are conducted.
Alternatively, mounting groove 13 is provided with protuberance 15, and protuberance 15 upwards extends from the diapire of mounting groove 13, specifically, as shown in Figure 4 and Figure 5, the diapire of mounting groove 13 at least partially can formation protuberance 15 protruding upward.The lower surface of hole section 24 contacts with the upper surface of protuberance 15.Thus, hole section 24 length in the vertical direction can be shortened.Alternatively, hole section 24 is multiple, protuberance 15 be multiple and with multiple holes section 24 one_to_one corresponding.Alternatively, multiple holes section 24 is around the periphery of annular flange flange 22, and multiple protuberance 15 is around the periphery of annular flange flange 22.Particularly, as shown in the figure, hole section 24 can be two or more, and correspondingly, protuberance 15 also can be two or more.Described through hole 131 is located between multiple protuberance 15, and is staggered with hole section 24, and the first gas channel 11 and the second gas channel 21 are conducted.
In a specific embodiment of the present invention, the side of protuberance 15 adjacent rings flange 22 is provided with limiting bracket 16, extending internally from the upper surface of protuberance 15 towards annular flange flange 22 at least partially of limiting bracket 16, the lower end of annular flange flange 22 is provided with positive stop lug boss 25, positive stop lug boss 25 is from the outer peripheral face of annular flange flange 22 annularly the extending radially outwardly of flange 22, exhaust valve component 100 also comprises back-moving spring 40, and the two ends up and down of back-moving spring 40 are connected with limiting bracket 16 and positive stop lug boss 25 respectively.Particularly, as shown in Figure 7 and Figure 8, the cross sectional shape of limiting bracket 16 is roughly L shape, in the vertical direction, and coinciding at least partially of the projection of limiting bracket 16 and the projection of positive stop lug boss 25.In addition, back-moving spring 40 is Compress Spring, thus the two ends up and down of back-moving spring 40 can be made to abut with limiting bracket 16 and positive stop lug boss 25 respectively.Thus, when vapor (steam) temperature does not reach the deformation temperature of memory alloy part 30, back-moving spring 40 can make the lower surface of hole section 24 abut with the upper surface of protuberance 15, thus the cooking space of cooking apparatus can be sealed, namely make the second gas channel 21 not with extraneous conducting, meanwhile, back-moving spring 40 can make exhaust cap 20 restore to the original state rapidly after exhaust condition terminates.
Alternatively, exhaust valve component 100 can be integrally formed on cooking apparatus.Or alternatively, exhaust valve component 100 also can be applied on the lid of other culinary products as independent removable parts.Thus, the versatility of exhaust valve component 100 can be increased.Alternatively, be also provided with cosmetic sheet 90 at valve gap 102, the shape of cosmetic sheet 90 is roughly annular.
As depicted in figs. 1 and 2, according to the electric cooker 200 of the embodiment of the present invention, comprising: pot body 50, lid 60 and exhaust valve component 100.Wherein, limit cooking space 51 in pot body 50, lid 60 can close cooking space 51.Exhaust valve component 100 is located on lid 60, and exhaust valve component 100 assembly is the exhaust valve component 100 that above-described embodiment describes.Exhaust valve component 100 comprises: valve body 10, exhaust cap 20 and memory alloy part 30.Particularly, be limited with the first gas channel 11 in valve body 10, valve body 10 is provided with air inlet 12, air inlet 12 and cooking space 51 conducting, and air inlet 12 and the first gas channel 11 conducting.Exhaust cap 20 is located on valve body 10 movably, limits the second gas channel 21, second gas channel 21 and the first gas channel 11 conducting between exhaust cap 20 and valve body 10.Memory alloy part 30 is located in the second gas channel 21, the two ends of memory alloy part 30 are connected with valve body 10 and exhaust cap 20 respectively, and when gas flow temperature is more than or equal to preset temperature, memory alloy part 30 is out of shape and is suitable for driving exhaust cap 20 to move to make the second gas channel 21 and extraneous conducting.
Because exhaust valve component 100 according to the above embodiment of the present invention has above-mentioned technique effect, therefore according to the electric cooker 200 of the embodiment of the present invention, also there is similar technique effect, that is: when electric cooker 200 heats, and when the steam in electric cooker or gas flow temperature are more than or equal to the preset temperature of memory alloy part 30, memory alloy part 30 can make the second gas channel 21 and extraneous conducting, thus discharge a part of steam, avoid the food in cooking space 51 to overflow.When individual electric cooker 200 is at the end of just starting heating or heating, steam in cooking space 51 reduces, the temperature of steam or air-flow may reduce, memory alloy part 30 can close the second gas channel 21, namely the second gas channel 21 and the external world's not conducting, thus steam can be avoided outwards to overflow, improve insulation and the heating effect of electric cooker 200, electric cooker 200 efficient energy-saving more.
In the description of this description, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, to the schematic representation of above-mentioned term not must for be identical embodiment or example.And the specific features of description, structure, material or feature can combine in one or more embodiment in office or example in an appropriate manner.In addition, when not conflicting, the feature of the different embodiment described in this description or example and different embodiment or example can carry out combining and combining by those skilled in the art.
Although illustrate and describe embodiments of the invention above, be understandable that, above-described embodiment is exemplary, can not be interpreted as limitation of the present invention, and those of ordinary skill in the art can change above-described embodiment within the scope of the invention, revises, replace and modification.
Claims (16)
1. an exhaust valve component, is characterized in that, comprising:
Valve body, described valve body is provided with air inlet;
Exhaust cap, described exhaust cap is located on described valve body movably; With
Memory alloy part, the two ends of described memory alloy part are connected with described valve body and described exhaust cap respectively, when temperature is more than or equal to 60 DEG C and is less than or equal to 95 DEG C, described memory alloy part distortion and being suitable for drives described exhaust cap to move to make described air inlet by exhaust outlet that exhaust cap is established or by the gap between exhaust cap and valve body and extraneous conducting.
2. exhaust valve component according to claim 1, is characterized in that,
The first gas channel is limited with, described first gas channel and described air inlet conducting in described valve body;
The second gas channel is limited, described second gas channel and described first gas channel conducting between described exhaust cap and described valve body;
Described memory alloy part is located in described second gas channel; And the described memory alloy part distortion when temperature is more than or equal to preset temperature of described memory alloy part, and be suitable for driving described exhaust cap to move to make described second gas channel by exhaust cap or the gap between exhaust cap and valve body and extraneous conducting.
3. exhaust valve component according to claim 2, is characterized in that, described valve body comprises:
Valve seat, described air inlet is formed in the bottom of described valve seat; With
Valve gap, described valve gap is connected to the top of described valve seat, and described valve seat and described valve gap limit described first gas channel jointly, and described valve gap is provided with mounting groove.
4. exhaust valve component according to claim 3, is characterized in that, described mounting groove is provided with the through hole that the first gas channel and the second gas channel are conducted.
5. exhaust valve component according to claim 3, is characterized in that, described exhaust cap can be located in described mounting groove up and downly, limits described second gas channel between described mounting groove and described exhaust cap.
6. exhaust valve component according to claim 3, is characterized in that, described exhaust cap is provided with gathering sill, and the sidewall of described mounting groove is provided with projection, and described projection is placed in described gathering sill and also can moves along the short transverse of gathering sill.
7. exhaust valve component according to claim 3, is characterized in that, described mounting groove is provided with assembling post, and described assembling post upwards extends from the diapire of described mounting groove,
Described exhaust cap is provided with annular flange flange, and described annular flange flange is from the lower surface of described exhaust cap to downward-extension, and described assembling post is located in described annular flange flange.
8. exhaust valve component according to claim 7, is characterized in that, described memory alloy part is formed as spring, and one end of described spring is connected with the diapire of described mounting groove, and the other end of described spring is connected with the diapire of described exhaust cap.
9. exhaust valve component according to claim 8, is characterized in that, described spring is located at the periphery of described annular flange flange.
10. exhaust valve component according to claim 8, is characterized in that, described spring is located between the inner peripheral surface of described annular flange flange and the outer peripheral face of described assembling post.
11. exhaust valve components according to claim 7, it is characterized in that, described exhaust cap is provided with the exhaust outlet with extraneous conducting, and the inner surface of described exhaust cap is provided with to downward-extension and around the hole section that described exhaust outlet is arranged, the lower surface of described hole section contacts with the diapire of described mounting groove
When gas flow temperature is more than or equal to preset temperature, described memory alloy part is out of shape and is suitable for driving described exhaust cap move with conducting or block described second gas channel and described exhaust outlet.
12. exhaust valve components according to claim 11, it is characterized in that, described mounting groove is provided with protuberance, described protuberance upwards extends from the diapire of described mounting groove, and the lower surface of described hole section contacts with the upper surface of described protuberance.
13. exhaust valve components according to claim 12, is characterized in that, described hole section is multiple, described protuberance be multiple and with described multiple holes section one_to_one corresponding.
14. exhaust valve components according to claim 13, is characterized in that, multiple described holes section is around the periphery of described annular flange flange, and multiple described protuberance is around the periphery of described annular flange flange.
15. exhaust valve components according to claim 12, is characterized in that, the side of the contiguous described annular flange flange of described protuberance is provided with limiting bracket, extending internally from the upper surface of described protuberance towards described annular flange flange at least partially of described limiting bracket,
The lower end of described annular flange flange is provided with positive stop lug boss, described positive stop lug boss from outer peripheral face the extending radially outwardly along described annular flange flange of described annular flange flange,
Described exhaust valve component also comprises back-moving spring, and the two ends up and down of described back-moving spring are connected with described limiting bracket and described positive stop lug boss respectively.
16. 1 kinds of electric cookers, is characterized in that, comprising:
Pot body, limits cooking space in described pot body;
Lid, described lid can close described cooking space; With
Exhaust valve component, described exhaust valve component is located on described lid, and described exhaust valve component comprises:
Valve body, described valve body is provided with air inlet, described air inlet and described cooking space conducting;
Exhaust cap, described exhaust cap is located on described valve body movably; With
Memory alloy part, the two ends of described memory alloy part are connected with described valve body and described exhaust cap respectively, when temperature is more than or equal to 60 DEG C and is less than or equal to 95 DEG C, described memory alloy part is out of shape and is suitable for driving described exhaust cap to move to make described air inlet and extraneous conducting.
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| CN201410621340.6A CN105559619B (en) | 2014-11-05 | 2014-11-05 | Exhaust valve component and electric cooker with it |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410621340.6A CN105559619B (en) | 2014-11-05 | 2014-11-05 | Exhaust valve component and electric cooker with it |
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| CN105559619A true CN105559619A (en) | 2016-05-11 |
| CN105559619B CN105559619B (en) | 2019-01-11 |
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| CN201410621340.6A Active CN105559619B (en) | 2014-11-05 | 2014-11-05 | Exhaust valve component and electric cooker with it |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106037501A (en) * | 2016-07-26 | 2016-10-26 | 杭州九阳欧南多小家电有限公司 | Steam valve assembly and cooking apparatus provided with the same |
| CN107172236A (en) * | 2017-05-24 | 2017-09-15 | 维沃移动通信有限公司 | The processing method of sealing combination structure, mobile terminal and sealing combination structure |
| CN107752718A (en) * | 2016-08-19 | 2018-03-06 | 佛山市顺德区美的电热电器制造有限公司 | Electric cooker |
| CN111466790A (en) * | 2019-01-23 | 2020-07-31 | 广东美的生活电器制造有限公司 | Anti-overflow device and liquid heating container |
| CN112438589A (en) * | 2019-08-30 | 2021-03-05 | 佛山市顺德区美的电热电器制造有限公司 | Cooking control method, cooking control device, cooking appliance and computer readable storage medium |
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| CN112438589B (en) * | 2019-08-30 | 2022-02-25 | 佛山市顺德区美的电热电器制造有限公司 | Cooking control method, cooking control device, cooking appliance and computer readable storage medium |
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