CN208709455U - Exhaust valve component, cooking equipment and its upper cover - Google Patents
Exhaust valve component, cooking equipment and its upper cover Download PDFInfo
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- CN208709455U CN208709455U CN201820757244.8U CN201820757244U CN208709455U CN 208709455 U CN208709455 U CN 208709455U CN 201820757244 U CN201820757244 U CN 201820757244U CN 208709455 U CN208709455 U CN 208709455U
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Abstract
It includes: exhaust plug that the utility model, which provides a kind of exhaust valve component, cooking equipment and its upper cover, exhaust valve component, is equipped with exhaust valve core bore；Exhaust valve, is equipped with thimble, and thimble is used for the grafting of exhaust valve core bore to block exhaust valve core bore；Position limiting structure is defined as: when thimble is when the insert depth of exhaust valve core bore is preset value, position limiting structure provides support force to exhaust valve to prevent exhaust valve from continuing to move along the direction for increasing insert depth.The exhaust valve component that this programme provides, it may be implemented insert depth of the thimble in exhaust valve core bore being effectively limited in preset value or less, it can prevent negative pressure from leading to problems such as to damage thimble when thimble insertion is too deep or thimble is caused to be difficult to extract in this way, the service life for effectively extending exhaust valve component product also makes exhaust valve component sealing, degassing function have more reliability.
Description
Technical field
The utility model relates to cooking equipment field, in particular to a kind of exhaust valve component, a kind of cooking equipment
Upper cover and a kind of cooking equipment.
Background technique
Existing such as minute-pressure rice cooker, electric pressure cooking saucepan cooking equipment, it is internal using aspiration pump to realize that negative-pressure sealing is fresh-keeping
Portion's pumping realizes that internal negative pressure sealing is fresh-keeping, and in the process of implementing the utility model, inventor has found that the prior art exists such as
Lower technical problem: the cooking equipments such as minute-pressure rice cooker, electric pressure cooking saucepan generally use exhaust structure pressure limiting, specifically, in exhaust valve
There is a silica gel thimble in portion, withstands exhaust plug oral area, in the case where negative-pressure sucking is excessive, is easy thimble sucking exhaust plug
Inside, long-time service be easy to cause the breakage of exhaust valve lift pin and exhaust valve to be difficult to extract, are easy to cause gas leakage under barotropic condition.
Utility model content
At least one in order to solve the above-mentioned technical problem, the purpose of this utility model is to provide a kind of exhaust valve components.
Another of the utility model is designed to provide a kind of upper cover of cooking equipment with above-mentioned exhaust valve component.
The further object of the utility model is to provide a kind of cooking equipment of upper cover with above-mentioned cooking equipment.
To achieve the above object, the embodiment of the utility model first aspect provides a kind of exhaust valve component, comprising: row
Gas valve core is equipped with exhaust valve core bore；Exhaust valve, is equipped with thimble, and the thimble is used for the exhaust valve core bore grafting to block
The exhaust valve core bore；Position limiting structure is defined as: when the thimble is default in the insert depth of the exhaust valve core bore
When value, the position limiting structure provides support force to the exhaust valve to prevent the exhaust valve from continuing edge and increase the insert depth
Big direction movement.
The utility model exhaust valve component provided by the above embodiment, is provided with position limiting structure, when negative pressure makes thimble in pot
When insert depth in exhaust valve core bore reaches preset value, position limiting structure can provide support force to exhaust valve and limit exhaust valve
Position, to prevent exhaust valve from continuing towards the direction movement for making insert depth increase in aforementioned, namely it is real by being limited to exhaust valve
Now the insert depth by thimble in exhaust valve core bore is effectively limited in preset value hereinafter, can prevent negative pressure from leading to thimble in this way
Thimble is damaged when being embedded in too deep or thimble is led to problems such as to be difficult to extract, and effectively extends the service life of exhaust valve component product,
Also exhaust valve component sealing, degassing function is made to have more reliability.
In addition, the exhaust valve in above-described embodiment provided by the utility model can also have following additional technical feature:
In above-mentioned technical proposal, the exhaust valve and/or the exhaust plug are equipped with the first support portion, the limit knot
Structure includes first support portion, wherein when the insert depth is the preset value, the exhaust valve and the exhaust valve
By first support portion and other side against to prevent the exhaust valve from continuing to move between core.
In the present solution, position limiting structure includes the first support portion, it is current to be used for that the first support portion is arranged on exhaust valve
When insert depth in stating reaches preset value and exhaust plug is against preventing exhaust valve motion and continued with the thimble for limiting thereon and is deep
Enter in exhaust valve core bore, and/or the first support portion is set on exhaust plug and is reached in advance with the insert depth for working as in aforementioned
If when value and exhaust valve is against the thimble for preventing exhaust valve motion from limiting thereon continues deeper into exhaust valve core bore, aforementioned several
Kind situation, which can all be realized, prevents negative pressure from leading to problems such as to damage thimble when thimble insertion is too deep or thimble is caused to be difficult to extract, effectively
The service life for extending exhaust valve component product also makes exhaust valve component sealing, degassing function have more reliability, in addition, utilizing
First support portion makes to limit in a manner of between exhaust valve and exhaust plug, and limit is reliable, structure is simple, and is conducive in pot
Tool realizes exhaust valve and exhaust plug separation when being switched to positive pressure or normal pressure state, do not affect the proper motion of thimble, and
By directly abutting limit by the first support portion between design exhaust valve and exhaust plug, accuracy is higher, is conducive to promote production
The yields of product.
In above-mentioned technical proposal, first support portion includes support level, and the top of supply line of the exhaust plug is equipped with
The support level or the exhaust valve are equipped with the support level.
In the present solution, setting support level is used on exhaust valve or exhaust plug and other side is against with structure letter
Single, easy to process advantage.
In above-mentioned technical proposal, the exhaust plug, which is located at the position of exhaust valve core bore periphery, is equipped with convex institute
Support level is stated, the exhaust valve is equipped with positioned at the butting section of the thimble side, and the butting section can rely on the branch
It supports on step, to prevent the exhaust valve continuation activity；Or the thimble is equipped with the support level or the exhaust valve position
The support level is equipped at the position of the thimble side, the support level can be located at described with the exhaust plug
The position of exhaust valve core bore periphery is against to prevent the exhaust valve continuation activity.
In the present solution, the support level of the design may be implemented to form against limit exhaust valve near thimble, this
Sample, higher to the limit accuracy of thimble movement, limit effect is more reliable accurate, and when the structure is realized to exhaust valve support limit
Thimble is not easy deflection, can promote the protection effect to thimble, thimble is made not allow easy damaged.
It is highly preferred that the support level on exhaust plug is in continuous annular or abscission ring along the peripheral direction of exhaust valve core bore
Shape distribution, alternatively, the support level on exhaust valve in continuous annular or is interrupted annular distribution along the circumferential direction of thimble, it can be further
The protection effect to thimble can further be promoted, make in this way, thimble is not easy deflection by promoting the uniformity supported to exhaust valve
Thimble does not allow easy damaged.
In any of the above-described technical solution, the position limiting structure include the first magnet and the second magnet, the exhaust plug and
One in the exhaust valve is equipped with first magnet, another is equipped with second magnet, when the insert depth
When for the preset value, first magnet and second magnet generate repulsive interaction, to prevent the exhaust valve from continuing to move.
In the present solution, one in exhaust plug and exhaust valve upper equipped with the first magnet, another is equipped with second
Magnet, it is anti-using the repulsive interaction generated between the first magnet and the second magnet when reaching preset value with the insert depth in aforementioned
It acts on exhaust valve to realize to exhaust valve support limit, the thimble on exhaust valve is prevented to continue deeper into exhaust valve core bore, thus
It effectively prevent negative pressure to lead to problems such as to damage thimble when thimble insertion is too deep or thimble is caused to be difficult to extract, effectively extension exhaust valve
The service life of subassembly product also makes exhaust valve component sealing, degassing function have more reliability, and real using repulsion in this programme
It now limits, without two component contacts, the problems such as component wear bring accuracy decline can be prevented in this way, is also beneficial to
Cookware realizes exhaust valve and exhaust plug separation when being switched to positive pressure or normal pressure state, do not affect the proper motion of thimble.
In any of the above-described technical solution, the exhaust valve component further include: delivery valve seat, the exhaust plug are located at described
On delivery valve seat, wherein the exhaust valve and/or the delivery valve seat are equipped with the second support portion, and the position limiting structure includes
Second support portion passes through between the exhaust valve and the delivery valve seat when the insert depth is the preset value
Second support portion and other side are against to prevent the exhaust valve from continuing to move.
In the present solution, position limiting structure includes the second support portion, it is current to be used for that the second support portion is arranged on exhaust valve
When insert depth in stating reaches preset value and delivery valve seat is against preventing exhaust valve motion and continued with the thimble for limiting thereon and is deep
Enter in exhaust valve core bore, and/or the second support portion is set on delivery valve seat and is reached in advance with the insert depth for working as in aforementioned
If when value and exhaust valve is against the thimble for preventing exhaust valve motion from limiting thereon continues deeper into exhaust valve core bore, aforementioned several
Kind situation, which can all be realized, prevents negative pressure from leading to problems such as to damage thimble when thimble insertion is too deep or thimble is caused to be difficult to extract, effectively
Extend the service life of exhaust valve component product, and for exhaust valve and exhaust plug directly abut the structure of limit,
It is loaded that exhaust plug can be reduced, reduce its deformation probability, exhaust valve component sealing, degassing function is made to have more reliability, in addition,
Made by the second support portion to be limited in the way of between exhaust valve and delivery valve seat, limit is reliable, structure is simple, and is conducive to
Exhaust valve and delivery valve seat separation are realized when cookware is switched to positive pressure or normal pressure state, do not affect the normal fortune of thimble
It is dynamic, and by directly abutting limit by the second support portion between design exhaust valve and delivery valve seat, accuracy is higher, conducive to mentioning
Rise the yields of product.
In above-mentioned technical proposal, second support portion includes the first convex ribs, and first convex ribs are arranged in the exhaust
The bottom end of valve, first convex ribs can be with the delivery valve seats against to prevent the exhaust valve continuation from moving downward.
In the present solution, convex the first convex ribs are used under the setting of exhaust valve bottom end and delivery valve seat is against realizing to exhaust
Valve limit, with simple, the easy to process advantage of structure, and the structure is flat conducive to guaranteeing to be able to maintain when exhaust valve is supported limit
Surely, in this way, thimble is not easy deflection, the protection effect to thimble can be promoted.
In above-mentioned technical proposal, the exhaust valve has spool and a valve casing, and the valve casing coats the spool, and described first
Convex ribs are arranged on the valve casing.
In the present solution, being arranged the first convex ribs on valve casing, the assembly of spool and valve casing is not interfered in this way, and the
The shape-designing of one convex ribs will not be limited substantially, keep the first convex ribs shape-designing more flexible, and machine-shaping mode is more simple
It is convenient, it is preferable that valve casing is an integral molding structure with the first convex ribs thereon.
In any of the above-described technical solution, second support portion includes the second convex ribs, is set on the bottom wall of the delivery valve seat
Have second convex ribs, where second convex ribs towards the exhaust valve at protrude out, second convex ribs can be with the exhaust
Valve is against to prevent the exhaust valve from continuing to move.
The second convex ribs protruded out where in the present solution, being arranged on delivery valve seat bottom wall towards exhaust valve are used for and row
Air valve limits exhaust valve against realization, and with simple, the easy to process advantage of structure, and the structure is conducive to guarantee exhaust valve quilt
It is able to maintain when support limit steadily, in this way, thimble is not easy deflection, the protection effect to thimble can be promoted.
In any of the above-described technical solution, the delivery valve seat is equipped with limit ring wall, and the exhaust valve is located at the limit
Ring wall encloses in the space set out, and can be along the axial activity of the limit ring wall；And/or the exhaust valve is equipped with and protrudes out outwardly
Boss, second support portion includes the boss, and the delivery valve seat is equipped with the groove for avoiding the boss, when
When the insert depth is the preset value, the boss and the bottom portion of groove cooperate to prevent the exhaust valve after reforwarding
It is dynamic.
In the present solution, can have limit guiding function to exhaust valve using limit ring wall, particularly in the presence of limit knot
When structure supports unstable situation to exhaust valve, exhaust valve holding and exhaust plug proper alignment can be made, namely, it is ensured that thimble
Center line and exhaust plug hole are axially coincident, and skew problems occurs in thimble when preventing from supporting uneven, have centainly to thimble
Protective effect.
It is equipped with the boss protruded out outwardly on exhaust valve, groove is set on delivery valve seat, boss is avoided, so that exhaust
It will not interfere with both when valve is moved relative to delivery valve seat, wherein when the aforementioned insert depth that thimble is arranged is preset value, make convex
Platform relies on bottom portion of groove and forms limit cooperation, prevents exhaust valve from being further continued for activity, reliable to exhaust valve limit, accurate, and
Simple structure and convenient processing.
It is highly preferred that groove is located on the limit ring wall of delivery valve seat.
In any of the above-described technical solution, the exhaust valve component further include: delivery valve seat, the exhaust plug are located at described
On delivery valve seat, wherein the position limiting structure includes third magnet and the 4th magnet, in the delivery valve seat and the exhaust valve
One be equipped with the third magnet, another is equipped with the 4th magnet, when the insert depth be the preset value
When, the third magnet and the 4th magnet generate repulsive interaction, to prevent the exhaust valve from continuing to move.
In the present solution, one in delivery valve seat and exhaust valve upper equipped with third magnet, another is equipped with the 4th
Magnet, it is anti-using the repulsive interaction generated between third magnet and the 4th magnet when reaching preset value with the insert depth in aforementioned
It acts on exhaust valve to realize to exhaust valve support limit, the thimble on exhaust valve is prevented to continue deeper into exhaust valve core bore, thus
It effectively prevent negative pressure to lead to problems such as to damage thimble when thimble insertion is too deep or thimble is caused to be difficult to extract, effectively extension exhaust valve
The service life of subassembly product also makes exhaust valve component sealing, degassing function have more reliability, and real using repulsion in this programme
It now limits, without two component contacts, the problems such as component wear bring accuracy decline can be prevented in this way, is also beneficial to
Cookware realizes exhaust valve and delivery valve seat separation when being switched to positive pressure or normal pressure state, do not affect the proper motion of thimble.
The embodiment of the utility model second aspect provides a kind of upper cover of cooking equipment, including any of the above-described technical side
Exhaust valve component described in case.
The upper cover of the utility model cooking equipment provided by the above embodiment, by being provided in any of the above-described technical solution
The exhaust valve component, to have all of the above beneficial effect, details are not described herein.
The embodiment of the utility model third aspect provides institute in a kind of cooking equipment, including any of the above-described technical solution
The upper cover for the cooking equipment stated.
The utility model cooking equipment provided by the above embodiment, by being provided with described in any of the above-described technical solution
The upper cover of cooking equipment, to have all of the above beneficial effect, details are not described herein.
Optionally, the electric pressure cooking saucepan of the cooking equipment, minute-pressure rice cooker, air fryer etc..
The additional aspect and advantage of the utility model will become obviously in following description section, or practical new by this
The practice of type is recognized.
Detailed description of the invention
The above-mentioned and/or additional aspect and advantage of the utility model from the description of the embodiment in conjunction with the following figures will
Become obvious and be readily appreciated that, in which:
Fig. 1 is the structural schematic diagram of exhaust valve component described in the utility model one embodiment in the first state；
Fig. 2 is the enlarged structure schematic diagram of A portion shown in Fig. 1；
Fig. 3 is the schematic diagram of structure shown in Fig. 2 in the second condition；
Fig. 4 is the structural schematic diagram of exhaust valve component described in the utility model one embodiment in the first state；
Fig. 5 is the structural schematic diagram of exhaust valve component shown in Fig. 4 in the second condition；
Fig. 6 is the structural schematic diagram of exhaust valve component described in the utility model one embodiment in the first state；
Fig. 7 is the structural schematic diagram of exhaust valve component shown in Fig. 6 in the second condition；
Fig. 8 is the structural schematic diagram of cooking equipment described in the utility model one embodiment；
Fig. 9 is the partial structural diagram of the upper cover of cooking equipment described in the utility model one embodiment.
Wherein, the corresponding relationship between appended drawing reference and component names of the Fig. 1 into Fig. 9 are as follows:
100 exhaust valve components, 110 exhaust valves, 111 thimbles, 112 first convex ribs, 113 butting sections, 1141 valve casings, 1142 valves
Core, 120 exhaust plugs, 121 exhaust valve core bore, 123 support levels, 130 delivery valve seats, 131 second convex ribs, 132 limit ring walls,
200 upper covers, 210 inner covers, 220 cover boards, 230 aspiration pumps, 240 solenoid valves, 250 bleeding points, 300 cooker bodies, 400 cookwares.
Specific embodiment
In order to be more clearly understood that the above objects, features, and advantages of the utility model, with reference to the accompanying drawing and have
The utility model is further described in detail in body embodiment.It should be noted that in the absence of conflict, this Shen
The feature in embodiment and embodiment please can be combined with each other.
Many details are explained in the following description in order to fully understand the utility model, still, this is practical
Novel to be implemented using other than the one described here other modes, therefore, the protection scope of the utility model is simultaneously
It is not limited by the specific embodiments disclosed below.
Referring to Fig. 1 to Fig. 9 description the exhaust valve component according to the utility model some embodiments, cooking equipment and
Its upper cover.
As shown in Figures 1 to 7, the exhaust valve component 100 that the embodiment of the utility model first aspect provides, comprising: row
Gas valve core 120, exhaust valve 110 and position limiting structure.
Specifically, exhaust plug 120 is equipped with exhaust valve core bore 121, and exhaust valve core bore 121 has exhaust end and inlet end；
Exhaust valve 110 is equipped with thimble 111, and thimble 111 is for the exhaust end grafting with exhaust valve core bore 121 to block exhaust valve core bore
121；Position limiting structure is defined as: when thimble 111 exhaust valve core bore 121 insert depth be preset value when, position limiting structure to
Exhaust valve 110 provides support force to prevent exhaust valve 110 from continuing to move along the direction for increasing insert depth.
It is worth noting that the design does not carry out particular determination to the specific value of preset value, it is to be understood that
Meet thimble 111 and exhaust valve core bore 121 normally blocks when sealing or being separated from each other the use function being exhausted, this field skill
It is that thimble 111 is conventional that art personnel, which can design the preset value based on specific thimble 111 and 121 structure of exhaust valve core bore according to demand,
Insert depth value when steam discharge spool bore 121 is sealed, or even preset value can also be designed and be slightly larger than or be slightly less than conventional exhaust valve group
Thimble 111 is realizing the insert depth value in exhaust valve core bore 121 locating when blocking exhaust valve core bore 121 in part 100.
The utility model exhaust valve component 100 provided by the above embodiment, is provided with position limiting structure, when negative pressure makes to push up in pot
When insert depth of the needle 111 in exhaust valve core bore 121 reaches preset value, position limiting structure can provide support to exhaust valve 110
Power limits exhaust valve 110, to prevent exhaust valve 110 from continuing towards the direction movement for making insert depth increase in aforementioned, namely
By to exhaust valve 110 limit realize by insert depth of the thimble 111 in exhaust valve core bore 121 be effectively limited in preset value with
Under, thimble is damaged when can prevent negative pressure from thimble 111 being led to problems such as to be embedded in too deep in this way or thimble 111 is caused to be difficult to extract,
The service life for effectively extending 100 product of exhaust valve component also makes the sealing of exhaust valve component 100, degassing function have more reliability.
Specific embodiment 1
Position limiting structure includes the first magnet (such as magnet) and the second magnet (such as magnet), exhaust plug 120 and exhaust
One in valve 110 is equipped with the first magnet (not shown), another is equipped with the second magnet (not shown), works as top
When insert depth of the needle 111 in exhaust valve core bore 121 is preset value, the first magnet and the second magnet generate repulsive interaction and (such as will
The homopolarity of two magnet is arranged in opposite directions), to prevent exhaust valve 110 from continuing to move.The mutual exclusion that this programme utilizes magnet to generate
Power reversely supports exhaust valve 110 to realize and limits to exhaust valve 110, presets to realize and thimble 111 is prevented to reach in insert depth
Exhaust valve core bore 121 is continued deeper into after value, limit is reliable, and in the design while realization limit, without generating position-limiting action
Two component contacts, the problems such as component wear bring accuracy decline can be prevented in this way, be also beneficial in 400 inscribe of cookware
It realizes that exhaust valve 110 and exhaust plug 120 separate when being changed to positive pressure or normal pressure state, does not affect the normal fortune of thimble 111
It is dynamic.
In some embodiments of the utility model, as shown in Figure 1 to Figure 3, on exhaust valve 110 and/or exhaust plug 120
Equipped with the first support portion, position limiting structure includes the first support portion, wherein when insertion of the thimble 111 in exhaust valve core bore 121 is deep
Will not be against when degree is less than preset value, between exhaust valve 110 and exhaust plug 120, when insert depth is preset value, exhaust valve
By the first support portion and other side against to prevent exhaust valve 110 along making thimble 111 be embedded in depth between 110 and exhaust plug 120
The direction movement that degree increases.In the structure, it not only may be implemented to prevent negative pressure from thimble 111 being caused to damage thimble when being embedded in too deep
111 or thimble 111 is led to problems such as to be difficult to extract, and using the first support portion make between exhaust valve 110 and exhaust plug 120 with
It is limited against mode, realizes that exhaust valve 110 and exhaust plug 120 divide when being conducive to be switched to positive pressure or normal pressure state in cookware
From not affecting the proper motion of thimble 111.
Specific embodiment 2 (as shown in Figure 1 to Figure 3)
First support portion includes support level 123, and the top of supply line of exhaust plug 120 is equipped with the support level 123, more
Body, 120 top of supply line of exhaust plug, which is located at the position of 121 periphery of exhaust valve core bore, is equipped with convex support level 123, row
Air valve 110 is equipped with positioned at the butting section 113 of 111 side of thimble, as shown in figure 3, when thimble 111 is in exhaust valve core bore 121
Insert depth when reaching preset value, butting section 113 can rely on support level 123, to prevent exhaust valve 110 from continuing to live
It is dynamic, so that thimble 111 be prevented to continue deeper into exhaust valve core bore 121, avoid insertion depth is excessive thimble 111 is caused to damage or be difficult to
The problem of extraction, and it is as depicted in figs. 1 and 2, and when insert depth is less than preset value, support level 123 divides with butting section 113
It opens, not will form against position-limiting action, it can be ensured that the normal sealing engagement process between exhaust valve 110 and exhaust plug 120 is not
It is disturbed.
It is highly preferred that the support level 123 on exhaust plug 120 is in continuous loop along the peripheral direction of exhaust valve core bore 121
Shape or interruption annular distribution, can further promote the uniformity supported to exhaust valve 110, in this way, thimble 111 is not easy partially
Tiltedly, the protection effect to thimble 111 can further be promoted.
Specific embodiment 3
First support portion includes support level, and exhaust valve 110 is equipped with the support level and more specifically such as sets on thimble 111
There are the support level or exhaust valve 110 to be located at the position of 111 side of thimble and be equipped with the support level, when thimble 111 is being arranged
When insert depth in air valve core bore 121 reaches preset value, support level and exhaust plug 120 are located at outside exhaust valve core bore 121
Week position against, at this moment, support level to exhaust valve 110 formed counter support effect, to prevent 110 continuation activity of exhaust valve,
To prevent thimble 111 from continuing deeper into exhaust valve core bore 121, avoid insertion depth is excessive thimble 111 is caused to damage or be difficult to pull out
Out the problem of, and when insert depth is less than preset value, support level and exhaust plug 120 separate, and not will form against limit
Effect, it can be ensured that the normal sealing engagement process between exhaust valve 110 and exhaust plug 120 is interference-free.
It is highly preferred that the support level on exhaust valve 110 divides along the circumferential direction of thimble 111 in continuous annular or interruption are cyclic annular
Cloth, can further promote the uniformity supported to exhaust valve 110 can further be promoted in this way, thimble 111 is not easy deflection
To the protection effect of thimble 111.
Specific embodiment 4
Exhaust valve component 100 further includes delivery valve seat 130, and exhaust plug 120 is located on delivery valve seat 130, wherein limit
Structure includes third magnet (such as magnet) and the 4th magnet (such as magnet), and one in delivery valve seat 130 and exhaust valve 110
It is equipped with third magnet (not shown), another is equipped with the 4th magnet (not shown), when thimble 111 is in exhaust valve
When insert depth in core bore 121 is preset value, third magnet and the 4th magnet generate repulsive interaction (such as by the homopolarity of two magnet
Opposite arrangement), to prevent exhaust valve 110 from continuing to move.This programme reversely supports exhaust using the repulsive interaction that magnet generates
Valve 110, which is realized, limits exhaust valve 110, prevents the row of continuing deeper into after insert depth reaches preset value of thimble 111 to realize
Air valve core bore 121, limit is reliable, and in the design while realization limit, without generating two component contacts of position-limiting action,
The problems such as can preventing component wear bring accuracy decline in this way, is also beneficial to be switched to positive pressure or normal pressure in cookware 400
It realizes that exhaust valve 110 and delivery valve seat 130 separate when state, does not affect the proper motion of thimble 111.
In some embodiments of the utility model, as shown in Figures 4 to 7, exhaust valve component 100 further includes delivery valve seat
130, exhaust plug 120 is located on delivery valve seat 130, wherein exhaust valve 110 and/or delivery valve seat 130 are equipped with the second support
Portion, position limiting structure include the second support portion, when insert depth is preset value, are passed through between exhaust valve 110 and delivery valve seat 130
Second support portion and other side are against to prevent exhaust valve 110 from moving along the direction for increasing 111 insert depth of thimble.The structure
In, thimble 111 is damaged when not only may be implemented to prevent negative pressure from thimble 111 being caused to be embedded in too deep or thimble 111 is caused to be difficult to extract
The problems such as, and make to be conducive to limit in the way of in pot between exhaust valve 110 and delivery valve seat 130 by the second support portion
It realizes that exhaust valve 110 and delivery valve seat 130 separate when being switched to positive pressure or normal pressure state in tool, does not affect thimble 111
Proper motion.
Specific embodiment 5 (as shown in Figure 6 and Figure 7)
Second support portion includes the first convex ribs 112, and the bottom end of exhaust valve 110, the first convex ribs are arranged in the first convex ribs 112
112 can be with delivery valve seat 130 against to prevent the continuation of exhaust valve 110 from moving downward.More specifically, as shown in fig. 6, being born in pot
Pressure degree is lower or pot in when being in positive pressure or normal pressure, the first convex ribs 112 can be at separated position, the two with delivery valve seat 130
It is not in contact with each other or unstressed contact is to form limited support effect, and when reduced pressure increases in pot, such as Fig. 7 institute
Show, thimble 111 can be sucked along exhaust valve core bore 121, namely P direction of the driving thimble 111 in Fig. 7 moves, and makes thimble 111
Insert depth increase, wherein when insert depth of the thimble 111 in exhaust valve core bore 121 reaches preset value, exhaust valve
The first convex ribs 112 on 110 and delivery valve seat 130, in this way can be corresponding against to prevent thimble 111 from continuing to move along the direction P
It prevents insert depth of the thimble 111 in exhaust valve core bore 121 from continuing growing, there is protective action to thimble, also can avoid top
111 insert depth of needle does not allow the problem of being drawn out easily when excessive.And the structure is conducive to guarantee that exhaust valve 110 is supported limit Shi Nengbao
Maintain an equal level steady, in this way, thimble 111 is not easy deflection, the protection effect to thimble 111 can be promoted.
Preferably, as shown in Figure 6 and Figure 7, exhaust valve 110 has spool 1142 and valve casing 1141, and valve casing 1141 coats valve
Core 1142, the first convex ribs 112 are arranged on valve casing 1141.It is highly preferred that valve casing 1141 is integrated with the first convex ribs 112 thereon
Molding structure.
Specific embodiment 6 (as shown in Figure 4 and Figure 5)
Second support portion includes the second convex ribs 131, and the bottom wall of delivery valve seat 130 is equipped with second convex ribs 131, wherein
Second convex ribs 131 towards protruding out at 110 place of exhaust valve, as shown in fig. 6, thimble 111 insert depth reach preset value it
Before, the second convex ribs 131 and exhaust valve 110 separate, and limit will not be abutted each other, as shown in figure 5, working as the insert depth of thimble 111
When reaching preset value, the second convex ribs 131 and exhaust valve 110 are against to prevent exhaust valve 110 from continuing to move along the direction P, thus reality
Now thimble 111 is prevented to continue deeper into exhaust valve core bore 121.
In any of the above-described embodiment, as shown in Fig. 1, Fig. 4, Fig. 5, Fig. 6 and Fig. 7, delivery valve seat 130 is equipped with limit ring wall
132, exhaust valve 110 is located at limit ring wall 132 and encloses in the space set out, and can be along the axial activity of limit ring wall 132, wherein
There can be limit guiding function to exhaust valve 110 using limit ring wall 132, particularly with there are position limiting structures to exhaust valve 110
When supporting unstable situation, the holding of exhaust valve 110 and 120 proper alignment of exhaust plug can be made, namely, it is ensured that thimble 111
Center line and exhaust valve core bore 121 are axially coincident, and skew problems occurs in thimble 111 when preventing from supporting uneven, push up to thimble 111
Needle set has certain protective effect.
In any of the above-described embodiment, exhaust valve 110 is equipped with the boss protruded out outwardly, and the second support portion includes boss, row
Air valve seat 130 is equipped with the groove for avoiding boss, and when insert depth is preset value, boss cooperates with bottom portion of groove to hinder
Only exhaust valve 110 continues to move.
Preferably, on limit ring wall 132, insert depth of the thimble 111 in steam discharge spool bore 121 is less than for groove setting
When preset value, with 110 activity of exhaust valve, boss can be movable in groove, when thimble 111 is embedding in steam discharge spool bore 121
When entering depth and reaching preset value, boss relies on the bottom of groove, make to be formed between exhaust valve 110 and delivery valve seat 130 against,
To limit exhaust valve 110 along the direction that the insert depth for making thimble 111 in steam discharge spool bore 121 increases activity.
The upper cover 200 for the cooking equipment that the embodiment of the utility model second aspect provides, including any of the above-described technical side
Exhaust valve component 100 described in case.
More specifically, as shown in Figure 8 and Figure 9, the upper cover 200 of cooking equipment further includes inner cover 210, the pumping on inner cover 210
Solenoid valve 240 on air pump 230, inner cover 210, cover board 220, the bleeding point 250 on cover board 220, aspiration pump 230, electromagnetism
It is connected between valve 240 and bleeding point 250 by tracheae, exhaust valve component 100 is set on cover board 220, and cover board 220 covers cookware
Limit the cooking cavity of sealing when 400 pot mouth jointly with cookware 400, at this moment, the work of aspiration pump 230 can be by its in cooking cavity
He, which extracts out, makes to form subnormal ambient in cooking cavity, and negative pressure can be by the thimble 111 of exhaust valve component 100 along in exhaust valve core bore 121
It is embedded in the direction sucking of depth increase, exhaust valve 110 can be limited in this programme using position limiting structure to arrange thimble 111
Insert depth in air valve core bore 121 is limited in preset value hereinafter, when cooking positive intraluminal pressure, and thimble 111 can be along in exhaust valve
The direction activity that insert depth in core bore 121 reduces even leaves exhaust valve core bore 121, so that the gas in cooking cavity can lead to
The exhaust passage discharge in upper cover 200 is crossed, exhaust valve component 100 is made to play the role of voltage-limiting protection.
The upper cover 200 of the utility model cooking equipment provided by the above embodiment, by being provided with any of the above-described technical side
Exhaust valve component 100 described in case, to have all of the above beneficial effect, details are not described herein.
As shown in figure 8, the cooking equipment that the embodiment of the utility model third aspect provides, including any of the above-described technical side
The upper cover 200 of cooking equipment described in case.More specifically, cooking equipment further includes cooker body 300 and cookware 400, cookware 400
In in cooker body 300.
The utility model cooking equipment provided by the above embodiment, by being provided with described in any of the above-described technical solution
The upper cover 200 of cooking equipment, to have all of the above beneficial effect, details are not described herein.
Optionally, the electric pressure cooking saucepan of the cooking equipment, minute-pressure rice cooker, air fryer etc..
In conclusion exhaust valve component provided by the utility model, cooking equipment and its upper cover, are provided with position limiting structure,
When negative pressure makes insert depth of the thimble in exhaust valve core bore reach preset value in pot, position limiting structure can be provided to exhaust valve
Support force limits exhaust valve, to prevent exhaust valve from continuing towards the direction movement for making insert depth increase in aforementioned, Ye Jitong
It crosses and exhaust valve limit is realized insert depth of the thimble in exhaust valve core bore be effectively limited in preset value hereinafter, in this way can be with
Prevent negative pressure from leading to problems such as to damage thimble when thimble insertion is too deep or thimble is caused to be difficult to extract, effectively extension exhaust valve component
The service life of product also makes exhaust valve component sealing, degassing function have more reliability.
In the present invention, term " first ", " second " are only used for the purpose of description, and should not be understood as instruction or dark
Show relative importance；Term " multiple " then refers to two or more, unless otherwise restricted clearly.Term " installation ", " phase
Even ", the terms such as " connection ", " fixation " shall be understood in a broad sense, for example, " connection " may be a fixed connection, be also possible to removable
Connection is unloaded, or is integrally connected；" connected " can be directly connected, can also be indirectly connected through an intermediary.For ability
For the those of ordinary skill in domain, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc.
Mean that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least the one of the utility model
In a embodiment or example.In the present specification, schematic expression of the above terms are not necessarily referring to identical embodiment
Or example.Moreover, the particular features, structures, materials, or characteristics of description can be in any one or more embodiment or examples
In can be combined in any suitable manner.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (13)
1. a kind of exhaust valve component characterized by comprising
Exhaust plug is equipped with exhaust valve core bore；
Exhaust valve, is equipped with thimble, and the thimble is used for the exhaust valve core bore grafting to block the exhaust valve core bore；
Position limiting structure is defined as: when the thimble the exhaust valve core bore insert depth be preset value when, the limit
Bit architecture provides support force to the exhaust valve to prevent the exhaust valve from continuing to transport along the direction for increasing the insert depth
It is dynamic.
2. exhaust valve component according to claim 1, which is characterized in that
The exhaust valve and/or the exhaust plug are equipped with the first support portion, and the position limiting structure includes first support
Portion, wherein when the insert depth is the preset value, pass through described first between the exhaust valve and the exhaust plug
Support portion and other side are against to prevent the exhaust valve from continuing to move.
3. exhaust valve component according to claim 2, which is characterized in that
First support portion includes support level, and the top of supply line of the exhaust plug is equipped with the support level or described
Exhaust valve is equipped with the support level.
4. exhaust valve component according to claim 3, which is characterized in that
The exhaust plug, which is located at the position of exhaust valve core bore periphery, is equipped with the convex support level, the exhaust
Valve is equipped with positioned at the butting section of the thimble side, and the butting section can rely on the support level, described in preventing
Exhaust valve continuation activity；Or
The thimble is equipped with the support level or the exhaust valve is located at the position of the thimble side equipped with the branch
Step is supportted, the support level can be located at the position of exhaust valve core bore periphery against to prevent with the exhaust plug
The exhaust valve continuation activity.
5. exhaust valve component according to claim 1, which is characterized in that
The position limiting structure includes the first magnet and the second magnet, and one in the exhaust plug and the exhaust valve is equipped with
First magnet, another is equipped with second magnet, when the insert depth is the preset value, first magnetic
Body and second magnet generate repulsive interaction, to prevent the exhaust valve from continuing to move.
6. exhaust valve component according to claim 1, which is characterized in that further include:
Delivery valve seat, the exhaust plug are located on the delivery valve seat, wherein
The exhaust valve and/or the delivery valve seat are equipped with the second support portion, and the position limiting structure includes second support
Portion supports between the exhaust valve and the delivery valve seat by described second when the insert depth is the preset value
Portion and other side are against to prevent the exhaust valve from continuing to move.
7. exhaust valve component according to claim 6, which is characterized in that
Second support portion includes the first convex ribs, and the bottom end of the exhaust valve is arranged in first convex ribs, and described first is convex
Muscle can be with the delivery valve seat against to prevent the exhaust valve continuation from moving downward.
8. exhaust valve component according to claim 7, which is characterized in that
The exhaust valve has spool and valve casing, and the valve casing coats the spool, and first convex ribs are arranged in the valve casing
On.
9. exhaust valve component according to claim 6, which is characterized in that
Second support portion includes the second convex ribs, and the bottom wall of the delivery valve seat is equipped with second convex ribs, and described second
Protruded out at where convex ribs towards the exhaust valve, second convex ribs can with the exhaust valve against with prevent the exhaust valve after
Reforwarding is dynamic.
10. exhaust valve component according to claim 6, which is characterized in that
The delivery valve seat is equipped with limit ring wall, and the exhaust valve is located at the limit ring wall and encloses in the space set out, and energy
Along the axial activity of the limit ring wall；And/or
The exhaust valve is equipped with the boss that protrudes out outwardly, and second support portion includes the boss, on the delivery valve seat
Equipped with the groove for avoiding the boss, when the insert depth is the preset value, the boss and the groove-bottom
Portion cooperates to prevent the exhaust valve from continuing to move.
11. exhaust valve component according to claim 1, which is characterized in that further include:
Delivery valve seat, the exhaust plug are located on the delivery valve seat, wherein
The position limiting structure includes third magnet and the 4th magnet, and one in the delivery valve seat and the exhaust valve is equipped with
The third magnet, another is equipped with the 4th magnet, when the insert depth is the preset value, the third magnetic
Body and the 4th magnet generate repulsive interaction, to prevent the exhaust valve from continuing to move.
12. a kind of upper cover of cooking equipment, which is characterized in that including the exhaust valve as described in any one of claims 1 to 11
Component.
13. a kind of cooking equipment, which is characterized in that the upper cover including cooking equipment as claimed in claim 12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820757244.8U CN208709455U (en) | 2018-05-21 | 2018-05-21 | Exhaust valve component, cooking equipment and its upper cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820757244.8U CN208709455U (en) | 2018-05-21 | 2018-05-21 | Exhaust valve component, cooking equipment and its upper cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208709455U true CN208709455U (en) | 2019-04-09 |
Family
ID=65970511
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820757244.8U Active CN208709455U (en) | 2018-05-21 | 2018-05-21 | Exhaust valve component, cooking equipment and its upper cover |
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| Country | Link |
|---|---|
| CN (1) | CN208709455U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110507151A (en) * | 2018-05-21 | 2019-11-29 | 佛山市顺德区美的电热电器制造有限公司 | Exhaust valve component, cooking equipment and its upper cover |
-
2018
- 2018-05-21 CN CN201820757244.8U patent/CN208709455U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110507151A (en) * | 2018-05-21 | 2019-11-29 | 佛山市顺德区美的电热电器制造有限公司 | Exhaust valve component, cooking equipment and its upper cover |
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