CN209153115U - Cooking equipment and its upper cover, sealing ring - Google Patents

Abstract

The utility model provides a kind of cooking equipment and its upper cover and a kind of sealing ring, the upper cover of cooking equipment include: lid, is equipped with cover board, and cover board can float, and cover board is equipped with gas passage；Movable part, it is located on lid and can close or open gas passage, wherein, movable part can be movable between the first position and the second position, and movable part confining gas channel when being located at first position, when the levitation height that movable part is located at the second position and cover board is less than or equal to preset value, gas passage is opened；Sealing ring is located on one in movable part and cover board, and sealing ring has sealing bar, and when movable part is located at the levitation height of the second position and cover board greater than preset value, sealing bar is with another cooperation in movable part and cover board to close gas passage.The upper cover for the cooking equipment that this programme provides has to prevent from uncapping and inhales the function of pot, and can be able to achieve to avoid hot gas is entered inside upper cover under hot closing lid state to upper cover inside electrical part effective protection.

Description

Cooking equipment and its upper cover, sealing ring

Technical field

The utility model relates to cooking equipment fields, set in particular to a kind of upper cover of cooking equipment, a kind of culinary art Standby and a kind of sealing ring.

Background technique

The cooking equipments such as existing electric pressure cooking saucepan have that pot is inhaled in different degrees of uncapping, mainly due to existing The inlet channel of product is small or even the product that has is without inlet channel, in this way, during flip, outside air enters slow or can not Into the negative pressure in pot can generate suction to upper cover, cause product to be difficult to swimmingly flip so as to cause pot phenomenon is inhaled, use body It tests bad.

For aforementioned technical problem, the prior art provides setting gas passage, and using movable part activity to control gas The scheme of body passage switching can open gas passage air inlet when uncapping to solve the problems, such as to inhale pot, still, realize that this is practical new During type, inventor's discovery is the prior art has the following problems: when hot closing lid, and there are minute-pressures in pot, at this moment, hot gas meeting The hot gas for rapidly entering inside upper cover, and entering inside upper cover along gas passage will affect the service life of upper cover electrical part, also be easy Cause electrical part failure problems.

Utility model content

At least one in order to solve the above-mentioned technical problem, one of the utility model is designed to provide a kind of cooking equipment Upper cover.

Another of the utility model is designed to provide a kind of cooking equipment of upper cover with above-mentioned cooking equipment.

The further object of the utility model is to provide a kind of sealing ring.

To achieve the above object, the embodiment of the utility model first aspect provides a kind of upper cover of cooking equipment, packet Include: lid is equipped with cover board, and the cover board can float, and the cover board is equipped with gas passage；Movable part is located at the lid Above and it can close or open the gas passage, wherein the movable part can be movable between the first position and the second position, and The movable part closes the gas passage when being located at the first position, the movable part is located at the second position and described When the levitation height of cover board is less than or equal to preset value, the gas passage is opened；Sealing ring is located at the movable part and described On one in cover board, the sealing ring has sealing bar, and the movable part is located at floating for the second position and the cover board When playing height and being greater than the preset value, another cooperation in the sealing bar and the movable part and the cover board will be with will be described Gas passage closing.

It is worth noting that the preset value for being previously used for characterization cover board levitation height is not particular value, those skilled in the art Member can neatly design the specific value of the preset value according to demand, for example, strictly preventing hot gas from entering product needs Situation inside upper cover, can design preset value is 0mm, in this way, movable part is located at the second position and cover board does not float and (floats height Degree is equal to 0mm) when, gas passage is opened, when movable part is located at the second position and cover board levitation height greater than 0mm, gas passage It is closed, certainly, there is the durothermic situation of certain moisture-proof for upper cover inside electrical part, preset value can also be designed and be greater than 0mm, specifically such as preset value is 0.2mm, 0.5mm, 1mm, 2mm, in this way, floating for whether cover board is driven by cooking cavity internal pressure Judgement it is more acurrate, cover board can be excluded and the disturbed conditions such as slightly beated.

The upper cover of the utility model cooking equipment provided by the above embodiment, when hot closing lid, if movable part is in first Position, movable part directly can form sealing process to gas passage, hot gas will not be caused to enter inside upper cover along gas passage The problem of, and if movable part is in the second position, can use in hot lower cooking equipment pot air pressure driving cover board float It is preset value or more to levitation height, at this moment, the sealing bar of sealing ring can be realized with movable part or cover board cooperation by gas passage Closing, so that hot gas will not be caused to enter the problem inside upper cover along gas passage, it can be effective to upper cover inside electrical part Protection, avoids hot gas from influencing, and extends the electrical part service life, and guarantee electrical part reliability.

And when needing to uncap, at this time in pot substantially pressure release or be negative pressure, cover board will not float or levitation height is small In being equal to preset value, at this point, movable part can be driven to the second position to control gas passage opening, pass through cooking cavity Gas passage is connected to inside and outside flatten of realization with external environment and weighs, and effectively prevent uncapping and inhales pot problem, promotes product flip and uses behaviour The smoothness of work promotes product usage experience.

In addition, the upper cover of the cooking equipment in above-described embodiment provided by the utility model can also have additional skill as follows Art feature:

In above-mentioned technical proposal, the sealing ring also has sealed body, when the movable part is located at the first position By cooperating with sealed body sealing to close the gas passage.

By cooperating with the sealing of the sealed body of sealing ring to seal when in the present solution, setting movable part is located at first position Gas passage is closed, that is, realizing movable part at first position to gas passage sealing and movable part using same sealing ring Gas passage is sealed in the second position and when cover board levitation height is more than or equal to preset value, multi-purpose content is realized, saves production Product amount of parts, is more convenient Product Assembly also.

Certainly, this programme is also not limited thereto, and those skilled in the art can also design according to demand, aforementioned logical to gas Two sealing functions in road are designed into two sealing rings by the corresponding execution of two sealing rings namely sealed body and sealing bar correspondence On, even, can also directly design activity part do not use sealing ring to seal at first position, and use such as keep movable part directly right Gas passage block sealing on cover board or the sealed material position on movable part directly form sealing cooperation with cover board, or make Mazy mechanical seal etc. is formed between movable part and cover board.

In above-mentioned technical proposal, the sealing ring is located on the cover board, and the sealed body is equipped with jack, and described slotting Hole has sealing bore, is formed with the sealed body by the gas passage when movable part is plugged in the sealing bore Closed sealing cooperation.

In the present solution, the sealing for forming grafting form between setting movable part and sealed body cooperates, there is structure letter The advantages that single, easy to assembly.

In above-mentioned technical proposal, the jack also has insertion channel, and the insertion channel is connected to the sealing bore, For being extended at the sealing bore for the movable part along the insertion channel.

It is being inserted into channel in the present solution, designing on front side of sealing bore, movable part is made to be inserted into sealing after being inserted into channel In hole section, in this way, the mating extended length of movable part and jack, it can be more steady when mating with sealing bore It is fixed, it is not easy to loosen, and using insertion channel can also movable part and sealing bore formed it is mating before to movable part Positioning and guiding are played the role of in movement, promote movable part and sealing bore aligns accuracy, prevent sealing caused by deviation not Sternly, the problems such as sealing ring damages.

In above-mentioned technical proposal, the inner wall in the insertion channel is equipped with the inner wall for protruding from the insertion channel The sealing bar.

In the present solution, sealing bar is arranged on the inner wall in insertion channel, the simple structure and convenient processing, and can be with Sealing bar is directly controlled in movable part on the movable motion path of sealing bore, when cover board being enable to float sealing bar effectively with Movable part cooperation, and the contraposition effect between insertion channel and the movable part that can also be efficiently used is subject to lift-off seal muscle and activity Aligning accuracy between part, in this way it can be ensured that sealing bar can in time, accurately when cover board levitation height is more than preset value Ground and movable part, which are formed, cooperates the closed sealing of gas passage, thus realization effectively prevent hot closing lid in the case of hot gas along gas Body channel enters inside upper cover, realizes reliably to upper cover inside electrical part effective protection, hot gas is avoided to influence, and extends electrical part Service life, and guarantee electrical part reliability.

In above-mentioned technical proposal, the sealing bar includes the circular bar along the inner wall border setting in the insertion channel, The gas passage is closed when the movable part is plugged in the circular bar.

In the present solution, setting sealing bar is circular bar, movable part is plugged in circular bar and is formed and circular bar grafting shape The sealing of formula cooperates, and realizes when movable part is in the second position and cover board levitation height is more than or equal to preset value, logical to gas Road closing, has many advantages, such as that structure is simple, easy to assembly, and circular bar can also be realized in engagement process between the two with movable part Positive location, cooperation precision are higher.

In above-mentioned technical proposal, the sealing bar inclined arrangement on the inner wall in the insertion channel, and it is described close The direction of insertion when inclined direction of envelope muscle is inserted into the jack along the movable part.

In the present solution, the one end of sealing bar for connecting with insertion vias inner walls face is arranged to the side of protruding out of its movable end To the inner wall inclination relative to insertion channel, and make the insertion side of sealing bar protruded out when jack is inserted into along movable part in direction To, in this way, the resistance that movable part is subject to when inserting and cooperate with sealing bar is smaller, it is correspondingly, also smaller to the damage of sealing bar, together When, gas pressure can generate the function and effect for making sealing bar more be adjacent to movable part outside wall surface, be conducive to when sealing bar in pot The sealing effect to gas passage is promoted, gas leakage risk is reduced.

In above-mentioned technical proposal, the inner wall of the jack is set as tapered surface, and described slotting along movable part insertion The internal diameter of direction of insertion when hole, the jack is gradually reduced；And/or the outside wall surface of the jack is set as tapered surface, and edge The movable part is inserted into the direction of insertion when jack, and the outer diameter of the jack is gradually reduced；And/or the movable part is used for Insertion side when being set as tapered surface with the outside wall surface at the position of the jack grafting, and being inserted into the jack along the movable part To the movable part is used to be gradually reduced with the outer diameter at the position of the jack grafting.

In the present solution, the inner wall of setting jack is tapered surface, and its internal diameter gradually subtracts along the direction of insertion of movable part It is small, in this way while guaranteeing sealing reliability at movable part and sealing bore, reduces movable part in the Cat-in resisting force of early period, keep away Exempt from movable part movement clamping stagnation, guarantees its activity smoothness.

The outside wall surface that jack is arranged is tapered surface, and its outer diameter is gradually reduced along the direction of insertion of movable part, on the one hand may be used It is convenient to the grafting assembly of the gas passage formation of the jack position insertion cover board of sealing ring between the two, on the other hand, cooking cavity When internal pressure acts on jack outside wall surface, it will form the function and effect for making jack inner wall more be adjacent to movable part outside wall surface, be conducive to The grafting sealing effect between movable part and jack is promoted, to promote the sealing effect to gas passage, reduces gas leakage risk.

Outside wall surface of the movable part for the position of jack grafting is set and is set as tapered surface, and its outer diameter is along movable part Direction of insertion is gradually reduced, and can promote grafting assembly convenience and smoothness between movable part and jack, and be conducive to movable part It is formed between jack and is increased and sealing fit structure that tightness increases accordingly with inserting depth, can be convenient to product in this way Leakproofness calibration is conducive to promote product yield.

In any of the above-described technical solution, the upper cover of the cooking equipment further include: folding lid control unit, for controlling It states upper cover to uncap or closing lid, wherein the folding lid control unit is connect with the movable part, and the folding lid control unit When controlling the upper cover closing lid, drive the movable part to the first position, the folding lid control unit controls on described When lid is uncapped, drive the movable part to the second position；And/or float, there is float channel, the float channel is opened When can be by the cooking cavity and environmental communication of the cooking equipment, wherein the float is located on the lid and can be in the lid Activity is on body to control the float passage switching.

When in the present solution, setting folding lid control unit controls upper cover closing lid, driving movable part to first position, namely Folding lid control unit synchronously control upper cover closing lid and control gas passage sealing, in this way, can be without individually carrying out control activity Part to first position is allowed to the closed operation of gas passage, and product, and can be to avoid gas passage using more simple, conveniently Forget to close caused leakage problem, product uses more reliable；When setting folding lid control unit control upper cover is uncapped, movable part is driven To the second position, can uncap simultaneously in this way, realization makes external environment gas enter cooking cavity along gas passage, thus effectively The Inlet Position of uncapping of product has been expanded, product can be conducive to and uncapping while realizing between promotion cooking cavity and ambient air quickly Balance pressure difference, effectively prevent cooking equipment inlet channel small or without in the case of inlet channel be easy because in cooking cavity negative pressure cause to inhale Pot problem promotes product flip using the smoothness of operation, promotes product usage experience.

In any of the above-described technical solution, the movable part includes temperature controller.

In the present solution, setting movable part include temperature controller, correspondingly, will directly can be used on cover board and temperature controller cooperate Opening be arranged to the gas passage being externally connected to for cooking cavity, and existing temperature controller is transformed, by temperature controller activity Installation makes it to be moved on lid accordingly to control gas passage opening and closing, this is not influencing thermometric performance and can expire again While sufficient air inlet high efficiency, no longer need to additionally open up channel inlet on cooking equipment, it, can without additional movable part So that product structure simplifies, and upper cover volume will not be additionally occupied, be conducive to product simplification, miniaturization.

The embodiment of the utility model second aspect provides a kind of cooking equipment, comprising: pot body；Any of the above-described technical side The upper cover of cooking equipment described in case, the upper cover and the pot body lid surround to form cooking cavity when closing.

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 cooking equipment is electric pressure cooking saucepan, electric steam furnace, minute-pressure rice cooker etc..

The embodiment of the utility model third aspect provides a kind of sealing ring, matches for the movable part with cooking equipment It closes, wherein the sealing ring includes: sealed body, is first for the inserting depth when the sealing ring and the movable part Sealing cooperation is formed when predetermined depth value with the movable part；Sealing bar is located on the sealed body, for working as the sealing Sealing cooperation, and institute are formed when the inserting depth of circle and the movable part is second predetermined depth value or more with the movable part The second predetermined depth value is stated less than the first predetermined depth value.

It is worth noting that for the movable part of the cooking equipment for being used to be cooperated with sealing ring, movable part is located at On lid, in addition, lid is additionally provided with cover board, sealing ring is mountable on the cover board, and the cover board can float, and sets on the cover board There is gas passage；Movable part is for closing or opening the gas passage, wherein the movable part can be in first position and second It is movable between position,

When the movable part is located at the first position, the inserting depth of movable part and sealing ring is the first predetermined depth Value, at this moment movable part and sealed body sealing cooperation are realized and close the gas passage；

When the levitation height that the movable part is located at the second position and the cover board is less than or equal to preset value, movable part Less than the second predetermined depth value, the gas passage is opened inserting depth with sealing ring；

When the levitation height that the movable part is located at the second position and the cover board is greater than the preset value, due to lid Plate floating respective drive sealing ring floats, and makes sealing ring and movable part inserting depth does not float state or the height that floats compared with cover board Bigger lower than for the state of preset value, at this moment, the inserting depth of movable part and sealing ring is more than or equal to the second predetermined depth value, Movable part and sealing bar sealing cooperation are realized and close the gas passage.

The utility model sealing ring provided by the above embodiment, be used for movable part formed grafting form cooperation with to The gas passage of lid seals, if movable part is in the first position when hot closing lid, at this moment the grafting of movable part and sealing ring is deep Degree is the first predetermined depth value, and movable part and sealed body sealing cooperation can directly form the gas passage in upper cover and close Effect, will not cause hot gas to enter the problem inside upper cover along gas passage, if movable part is in second when hot closing lid It sets, sealing ring can keep separating or keep inserting depth pre- less than second with the movable part of the second position when closing different from normal pressure lid It is preset value or more since cover board can be floated up to levitation height by air pressure driving in pot when hot lid closes if the state of depth value, At this moment, it will form inserting depth between sealing ring and movable part in the second predetermined depth value or inserting greater than the second predetermined depth value Mated condition is connect, so that sealing bar be made to realize with movable part or cover board cooperation and close gas passage, will not equally cause hot gas Enter the problem inside upper cover along gas passage, hot gas can be avoided to influence upper cover inside electrical part effective protection, extends electricity Device lifetime, and guarantee electrical part reliability.

And when needing to uncap, at this time in pot substantially pressure release or be negative pressure, cover board will not float or levitation height is small In being equal to preset value, at this point, driving movable part to the second position, sealing ring and the movable part of the second position can keep separating or Keep inserting depth less than the state of the second predetermined depth value, so that sealing ring and movable part no longer seal cooperation, accordingly to control Gas passage processed is opened, and being connected to cooking cavity with external environment by gas passage, realization is inside and outside to flatten weighing apparatus, is effectively prevent It uncaps and inhales pot problem, promote product flip using the smoothness of operation, promote product usage experience.

In addition, the sealing ring in above-described embodiment provided by the utility model can also have following additional technical feature:

In above-mentioned technical proposal, the sealed body is equipped with for the jack mating with the movable part, and described Jack has sealing bore, forms sealing cooperation when the movable part is plugged in the sealing bore with the sealed body.

In the present solution, jack is arranged on sealed body, make movable part by realizing itself and sealing ring with jack cooperation Grafting form cooperation, meanwhile, design jack is at least partly designed as sealing bore for the grafting in sealing ring and movable part When depth is the first predetermined depth value and movable part forms sealing cooperation, meets and movable part grafting assembly demand and sealing demand While, have many advantages, such as that structure is simple, easy to assembly.

In above-mentioned technical proposal, the jack also has insertion channel, and the insertion channel is connected to the sealing bore, For being extended at the sealing bore for the movable part along the insertion channel.

It is being inserted into channel in the present solution, designing on front side of sealing bore, movable part is made to be inserted into sealing after being inserted into channel In hole section, in this way, the mating extended length of movable part and jack, it can be more steady when mating with sealing bore It is fixed, it is not easy to loosen, and using insertion channel can also movable part and sealing bore formed it is mating before to movable part Positioning and guiding are played the role of in movement, promote movable part and sealing bore aligns accuracy, prevent sealing caused by deviation not Sternly, the problems such as sealing ring damages.

In above-mentioned technical proposal, the inner wall in the insertion channel is equipped with the inner wall for protruding from the insertion channel The sealing bar.

In the present solution, sealing bar is arranged on the inner wall in insertion channel, the simple structure and convenient processing, and can be with Sealing bar is directly controlled in movable part on the movable motion path of sealing bore, when cover board being enable to float sealing bar effectively with Movable part cooperation, and the contraposition effect between insertion channel and the movable part that can also be efficiently used is subject to lift-off seal muscle and activity Aligning accuracy between part, in this way it can be ensured that sealing bar can in time, accurately when cover board levitation height is more than preset value Ground and movable part, which are formed, cooperates the closed sealing of gas passage, thus realization effectively prevent hot closing lid in the case of hot gas along gas Body channel enters inside upper cover, realizes reliably to upper cover inside electrical part effective protection, hot gas is avoided to influence, and extends electrical part Service life, and guarantee electrical part reliability.

In above-mentioned technical proposal, the sealing bar includes the circular bar along the inner wall border setting in the insertion channel, Sealing cooperation is formed when the movable part is plugged in the circular bar with the sealing bar.

In the present solution, setting sealing bar is circular bar, movable part is plugged in circular bar and is formed and circular bar grafting shape The sealing of formula cooperates, and realizes when movable part is in the second position and cover board levitation height is more than or equal to preset value, logical to gas Road closing, has many advantages, such as that structure is simple, easy to assembly, and circular bar can also be realized in engagement process between the two with movable part Positive location, cooperation precision are higher.

In any of the above-described technical solution, the sealing bar inclined arrangement on the inner wall in the insertion channel, and institute State the direction of insertion when inclined direction of sealing bar is inserted into the jack along the movable part.

In the present solution, the one end of sealing bar for connecting with insertion vias inner walls face is arranged to the side of protruding out of its movable end To the inner wall inclination relative to insertion channel, and make the insertion side of sealing bar protruded out when jack is inserted into along movable part in direction To, in this way, the resistance that movable part is subject to when inserting and cooperate with sealing bar is smaller, it is correspondingly, also smaller to the damage of sealing bar, together When, gas pressure can generate the function and effect for making sealing bar more be adjacent to movable part outside wall surface, be conducive to when sealing bar in pot The sealing effect to gas passage is promoted, gas leakage risk is reduced.

In any of the above-described technical solution, the inner wall of the jack is set as tapered surface, and is inserted into institute along the movable part Direction of insertion when jack is stated, the internal diameter of the jack is gradually reduced；And/or the outside wall surface of the jack is set as tapered surface, And direction of insertion when being inserted into the jack along the movable part, the outer diameter of the jack are gradually reduced.

In the present solution, the inner wall of setting jack is tapered surface, and its internal diameter gradually subtracts along the direction of insertion of movable part It is small, in this way while guaranteeing sealing reliability at movable part and sealing bore, reduces movable part in the Cat-in resisting force of early period, keep away Exempt from movable part movement clamping stagnation, guarantees its activity smoothness.

The outside wall surface that jack is arranged is tapered surface, and its outer diameter is gradually reduced along the direction of insertion of movable part, on the one hand may be used It is convenient to the grafting assembly of the gas passage formation of the jack position insertion cover board of sealing ring between the two, on the other hand, cooking cavity When internal pressure acts on jack outside wall surface, it will form the function and effect for making jack inner wall more be adjacent to movable part outside wall surface, be conducive to The grafting sealing effect between movable part and jack is promoted, to promote the sealing effect to gas passage, reduces gas leakage risk.

Preferably, sealed body forms integral type with sealing bar and connect.

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 schematic cross-sectional view of cooking equipment uncapped state described in the utility model one embodiment；

Fig. 2 is the partial enlargement structural representation of cooking equipment shown in Fig. 1；

Fig. 3 is partial structure diagram of the upper cover described in the utility model one embodiment in uncapped state；

Fig. 4 is the enlarged structure schematic diagram of A portion shown in Fig. 3；

Fig. 5 is the schematic cross-sectional view of cooking equipment closing lid state described in the utility model one embodiment；

Fig. 6 is the partial enlargement structural representation of cooking equipment shown in Fig. 5；

Fig. 7 is partial structure diagram of the upper cover described in the utility model one embodiment in closing lid state；

Fig. 8 is the enlarged structure schematic diagram of B portion shown in Fig. 7；

Fig. 9 is the decomposition diagram of upper cover part structure described in the utility model one embodiment；

Figure 10 is the enlarged structure schematic diagram of C portion shown in Fig. 9；

Figure 11 is the schematic perspective view of switch block described in the utility model one embodiment；

Figure 12 is the schematic perspective view of connect cover described in the utility model one embodiment；

Figure 13 is the schematic perspective view that sliding block is interlocked described in the utility model one embodiment；

Figure 14 is the schematic perspective view of sealing ring described in the utility model one embodiment；

Figure 15 is the schematic cross-sectional view of sealing ring described in the utility model one embodiment；

Figure 16 is the schematic cross-sectional view of the hot closing lid state of cooking equipment described in the utility model one embodiment；

Figure 17 is the partial enlargement structural representation of cooking equipment shown in Figure 16.

Wherein, the corresponding relationship between appended drawing reference and component names of the Fig. 1 into Figure 17 are as follows:

10 cooking equipments, 100 lids, 110 cover boards, 111 gas passages, 120 inner covers, 121 first guide surfaces, 1,211 first Guiding incline, 1,212 first stop faces, 1,213 first confined planes, 130 connect covers, 131 second guide surfaces, 1,311 second guiding inclines, 1312 second stop faces, 1,313 second confined planes, 132 outlet holes, 140 accommodating chambers, 200 movable parts, 210 lead-out wires, 310 turns Block, 311 push handles, 3,111 first sliding parts, 3,112 second sliding parts, 312 buckle, 313 mounting grooves, 320 gearing sliding blocks, in 321 Center portion, 3211 guide-track grooves, 322 linking arms, 330 locking members, 331 lock teeth, 332 connection buckles, 340 handles, 400 sealing rings, 410 is close Seal muscle, 420 sealed bodies, 421 jacks, 4211 sealing bores, 4212 insertion channels, 430 mounting portions, 500 pot bodys, pot in 510, 511 pot tooths, 600 cooking cavities, 700 floats, 710 float channels.

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.

Cooking equipment and its upper cover according to the utility model some embodiments are described referring to Fig. 1 to Figure 17.

As shown in Figure 1, Figure 2, shown in Fig. 5, Fig. 6, Figure 14 to Figure 17, the culinary art of the embodiment offer of the utility model first aspect The upper cover of equipment, comprising: lid 100, movable part 200 and sealing ring 400.

Specifically, lid 100 is equipped with cover board 110, and cover board 110 can float, and cover board 110 is equipped with gas passage 111；It is living Moving part 200 is located on lid 100 and can close or open gas passage 111, wherein movable part 200 can be in first position (as schemed Shown in 5 and Fig. 6) and the second position (as shown in Figure 1, Figure 2, shown in Figure 16 and Figure 17) between activity；Sealing ring 400 is located at movable part 200 and cover board 110 in one on, sealing ring 400 have sealing bar 410.

As shown in Figure 5 and Figure 6, confining gas channel 111 when movable part 200 is located at first position；

As depicted in figs. 1 and 2, movable part 200 is located at the second position and the levitation height of cover board 110 is less than or equal to preset value When, gas passage 111 is opened；

As shown in Figure 16 and Figure 17, movable part 200 is located at the second position and the levitation height of cover board 110 is greater than preset value When, sealing bar 410 is with another cooperation in movable part 200 and cover board 110 to close gas passage 111.

The upper cover of the utility model cooking equipment provided by the above embodiment, when hot closing lid, if movable part 200 is in One position, movable part 200 can directly to gas passage 111 formed sealing process, will not cause hot gas along gas passage 111 into Enter the problem inside upper cover, and if movable part 200 is in the second position, can use the gas in 10 pots of hot lower cooking equipment It is preset value or more, at this moment, 410 meeting of sealing bar of sealing ring 400 and movable part that pressure driving cover board 110, which floats to levitation height, 200 or cover board 110 cooperation realize gas passage 111 is closed, thus will not cause hot gas along gas passage 111 enter upper cover Internal problem, can avoid hot gas from influencing upper cover inside electrical part effective protection, extend the electrical part service life, and guarantee electricity Device reliability.

And when needing to uncap, at this time in pot substantially pressure release or be negative pressure, cover board 110 will not float or levitation height Less than or equal to preset value, is opened at this point, can be driven movable part 200 and control gas passage 111 to the second position, make cooking cavity Inside and outside flatten of realization can be connected to external environment by gas passage 111 to weigh, effectively prevent uncapping and inhales pot problem, promote product Flip promotes product usage experience using the smoothness of operation.

In one embodiment of the utility model, as shown in Figure 5 and Figure 6, sealing ring 400 also has sealed body 420, Movable part 200 is cooperated when being located at first position by sealing with sealed body 420 with confining gas channel 111, that is, using same One sealing ring 400 realize movable part 200 at first position to gas passage 111 sealing and movable part 200 in the second position And 110 levitation height of cover board be more than or equal to preset value when to gas passage 111 seal, realize multi-purpose content, save product zero Number of components is more convenient Product Assembly also.

Certainly, this programme is also not limited thereto, and those skilled in the art can also design according to demand, aforementioned logical to gas Two sealing functions in road 111 are by the corresponding execution of two sealing rings 400 namely sealed body 420 and the corresponding design of sealing bar 410 Onto two sealing rings 400, even, directly sealing ring 400 can also not used to seal at first position by design activity part 200, And using such as makes movable part 200 directly to 111 block of the gas passage sealing on cover board 110 or the sealing material on movable part 200 Matter position directly forms sealing cooperation with cover board 110, or makes to form mazy machinery between movable part 200 and cover board 110 close Envelope etc..

Further, as shown in Fig. 2, Fig. 6, Figure 14, Figure 15 and Figure 17, sealing ring 400 is located on cover board 110, more specifically Such as, sealing ring 400 is equipped with the mounting portion 430 for connecting with cover board 110, and such as designing mounting portion 430 is card slot, cover board 110 On the wall of gas passage be installed in card slot, sealed body 420 is equipped with jack 421, and jack 421 has sealing bore 4211, it is formed when movable part 200 is plugged in sealing bore 4211 with sealed body 420 and matches the closed sealing of gas passage 111 It closes, in this way, making the sealing cooperation for forming grafting form between movable part 200 and sealed body 420, assembling simple with structure The advantages that facilitating.

Further, as shown in Fig. 2, Figure 14, Figure 15 and Figure 17, jack 421 also has insertion channel 4212, is inserted into channel 4212 are connected to sealing bore 4211, for extending at sealing bore 4211 for movable part 200 along insertion channel 4212.Wherein, By designing insertion channel 4212 on front side of sealing bore 4211, movable part 200 is made to be inserted into sealing after being inserted into channel 4212 In hole section 4211, in this way, the mating extended length of movable part 200 and jack 421, matches with 4211 grafting of sealing bore It can be more stable when conjunction, it is not easy to loosen, and can also be in movable part 200 and the formation of sealing bore 4211 using insertion channel 4212 Play the role of positioning and guiding to the movement of movable part 200 before mating, promotes movable part 200 and sealing bore 4211 The problems such as aligning accuracy, preventing poorly sealed, sealing ring 400 caused by deviation from damaging.

Further, as shown in Fig. 2, Fig. 6, Figure 14, Figure 15 and Figure 17, the inner wall in insertion channel 4212, which is equipped with, to be protruded In the sealing bar 410 of the inner wall in insertion channel 4212, the simple structure and convenient processing, and sealing bar 410 can directly be controlled System in movable part 200 on the movable motion path of sealing bore 4211, when cover board 110 being enable to float sealing bar 410 effectively with Movable part 200 cooperates, and contraposition between insertion channel 4212 and the movable part 200 that can also be efficiently used act on promoted it is close The aligning accuracy between muscle 410 and movable part 200 is sealed, in this way it can be ensured that when 110 levitation height of cover board is more than preset value When, sealing bar 410 can be formed with movable part 200 accurately and in time cooperates the closed sealing of gas passage 111, to realize It effectively prevent hot gas in the case of hot closing lid to enter inside upper cover along gas passage 111, realizes reliably to upper cover inside electric appliance Part effective protection, avoids hot gas from influencing, and extends the electrical part service life, and guarantee electrical part reliability.

Further, as shown in figure 14, sealing bar 410 includes the annular of the inner wall border setting along insertion channel 4212 Muscle closes gas passage 111 when movable part 200 is plugged in circular bar.By the design, movable part 200 is plugged in annular The sealing with circular bar grafting form is formed in muscle to cooperate, and is realized when movable part 200 is in the second position and cover board 110 floats height When degree is more than or equal to preset value, gas passage 111 is closed, has many advantages, such as that structure is simple, easy to assembly, and circular bar and work Moving part 200 can also realize that positive location, cooperation precision are higher in engagement process between the two.

Preferably, as shown in Figure 15 and Figure 17, the inclined arrangement on the inner wall in insertion channel 4212 of sealing bar 410, And direction of insertion of the inclined direction of sealing bar 410 when being inserted into jack 421 along movable part 200 is (namely such as Figure 15 and Figure 17 institute Show, direction of insertion is in a downwardly direction), in this way, the resistance that movable part 200 is subject to when inserting and cooperate with sealing bar 410 is smaller, accordingly Ground, it is also smaller to the damage of sealing bar 410, meanwhile, for gas pressure when sealing bar 410, can generate makes sealing bar 410 in pot The function and effect of 200 outside wall surface of movable part are more adjacent to, conducive to the sealing effect promoted to gas passage 111, reduce gas leakage wind Danger.

Preferably, as shown in Figure 15 and Figure 17, the inner wall of jack 421 is set as tapered surface, and is inserted into along movable part 200 Direction of insertion (namely as shown in Figure 15 and Figure 17, direction of insertion is in a downwardly direction) when jack 421, the internal diameter of jack 421 by It is decrescence small, in this way while guaranteeing sealing reliability at movable part 200 and sealing bore 4211, reduce movable part 200 preceding The Cat-in resisting force of phase avoids movable part 200 from moving clamping stagnation, guarantees its activity smoothness.

Preferably, as shown in Figure 15 and Figure 17, the outside wall surface of jack 421 is set as tapered surface, and is inserted into along movable part 200 Direction of insertion (namely as shown in Figure 15 and Figure 17, direction of insertion is in a downwardly direction) when jack 421, the outer diameter of jack 421 by Decrescence small, the gas passage 111 that on the one hand can be convenient to 421 position of the jack insertion cover board 110 of sealing ring 400 is formed between the two Grafting assembly, on the other hand, when cooking cavity internal pressure acts on 421 outside wall surface of jack, will form makes 421 inner wall of jack more The function and effect of 200 outside wall surface of movable part are adjacent to, conducive to the grafting sealing effect promoted between movable part 200 and jack 421, from And the sealing effect to gas passage 111 is promoted, reduce gas leakage risk.

Preferably, shown in as shown in Figure 1, Figure 2, Fig. 5, Fig. 6, Fig. 7, Figure 16 and Figure 17, movable part 200 is used to insert with jack 421 The outside wall surface at the position connect is set as tapered surface, and direction of insertion when being inserted into jack 421 along movable part 200 is (namely such as Figure 17 Shown, direction of insertion is in a downwardly direction), movable part 200 is used to be gradually reduced with the outer diameter at the position of 421 grafting of jack, in this way, Grafting assembly convenience and smoothness between movable part 200 and jack 421 can be promoted, and is conducive to movable part 200 and jack 421 Between formed and increase and sealing fit structure that tightness increases accordingly with inserting depth, can be convenient to product hermeticity in this way Calibration is conducive to promote product yield.

In any of the above-described embodiment, it is preferable that movable part 200 is that temperature controller will directly can correspondingly be used on cover board 110 In being arranged to the gas passage 111 being externally connected to for cooking cavity with the opening that temperature controller cooperates, and existing temperature controller is carried out Transformation, by temperature controller activity installation make it on lid 100 move with accordingly control gas passage 111 opening and closing, this While not influencing thermometric performance and be able to satisfy air inlet high efficiency again, no longer need to additionally to open up on cooking equipment 10 channel into Gas can be such that product structure simplifies without additional movable part 200, and will not additionally occupy the product of upper cover body 100, be conducive to Product simplification, miniaturization.

In any of the above-described embodiment, it is preferable that as shown in Fig. 1, Fig. 5, Figure 16 and Figure 17, the upper cover of cooking equipment further includes Float 700, float 700 have float channel 710, and float channel 710 can be by the cooking cavity and environment of cooking equipment 10 when opening Connection, wherein float 700 is located on lid 100 and activity can be opened and closed on lid 100 with controlling float channel 710.Using floating Son 700 may be implemented to rise in the pot of cooking equipment 10 arrange before pressure it is cold, and for hot closing lid state, when on cover board 110 It is floating so that gas passage 111 sealed after, cooking cavity is not vented from gas passage 111, and can choose from 710 row of float channel Gas guarantees Product Safety, while avoiding damage to electrical part inside upper cover.

In one embodiment of the utility model, the upper cover of cooking equipment further includes folding lid control unit, is used for Control upper cover is uncapped or closing lid, wherein folding lid control unit is connect with movable part 200, and such as Fig. 5, Fig. 6, Fig. 7 and Fig. 8 institute Show, when folding lid control unit controls upper cover closing lid, driving movable part 200 to first position, as shown in Figure 1, Figure 2, Fig. 3 and Fig. 4 institute Show, when folding lid control unit control upper cover is uncapped, driving movable part 200 to the second position.Certainly, it is only for the excellent of the design The position switching control of selecting technology scheme, the folding lid control and movable part that can also design upper cover according to demand carries out respectively.

More specifically, movable part is temperature controller 200, and folding lid control unit includes: switch block 310 and drive mechanism.Tool Body, switch block 310 is located on lid 100 and can rotate on lid 100 and displacement movement, such as does up and down on lid 100 Displacement movement, temperature controller 200 are mounted on switch block 310, and energy band moves temperature controller 200 along upper when the generation displacement movement of switch block 310 Lower direction is movable between the first location and the second location；It is equipped with drive mechanism between switch block 310 and lid 100, and works as switch block When 310 rotation, drive mechanism guides switch block 310 to generate displacement movement.

Specific embodiment one

As shown in figure 4, drive mechanism includes the first guide surface 121 and the first sliding part 3111, switch block 310 is equipped with first Sliding part 3111, lid 100 are equipped with the first guide surface 121, certainly, can also be equipped with the first guiding on switch block 310 in turn Face is equipped with the first sliding part, wherein the first guide surface 121 includes the first guiding incline 1211, and works as switch block on lid 100 310 along the first preset direction rotate when, the first guiding incline 1211 is slidably matched with the first sliding part 3111, makes the first sliding part 3111 can carry out slope climbing movement or downslope motion along the first guiding incline 1211, this may make switch block 310 rotating while can cover The floating displacement realized by climbing or descending is generated on body 100, guides switch block using the first guiding incline 1211 to realize 310 are allowed to generate the displacement movement that temperature controller 200 can be driven close to the second position.

Further, as shown in figure 8, drive mechanism further includes the second guide surface 131 and the second sliding part 3112, switch block 310 are equipped with the second sliding part 3112, and lid 100 is equipped with the second guide surface 131 certainly can also be in turn on switch block 310 Equipped with the second guide surface, the second sliding part is equipped on lid 100, wherein the second guide surface 131 includes the second guiding incline 1311, and when switch block 310 is rotated along the second preset direction, the second guiding incline 1311 is slidably matched with the second sliding part 3112, The second sliding part 3112 is set to carry out slope climbing movement or downslope motion along the second guiding incline 1311, this may make switch block 310 revolving Turn that the floating displacement realized by climbing or descending can be generated on lid 100 simultaneously, utilizes the second guiding incline to realize 1311 guidance switch blocks 310 are allowed to generate the displacement movement that temperature controller 200 can be driven close to first position.

It is worth noting that the first preset direction can be according to the first guiding incline 1211 and temperature controller 200 to the second position The direction of motion between relationship be specifically set as clockwise or counterclockwise, the second preset direction can according to second lead tiltedly Face 1311 and temperature controller 200 to the relationship between the direction of motion of first position are specifically set as clockwise or counterclockwise. It as the relationship between the first preset direction and the second preset direction, designs according to demand, makes the two that can be in the same direction or be reverse Relationship.

Further, as shown in Fig. 4, Fig. 8 and Figure 10, the first guide surface 121 also includes 1212 He of the first stop face First confined planes 1213, the first guiding incline 1211 are located at first and stop between face 1212 and the first confined planes 1213, and with first Stop face 1212 and the linking of the first confined planes 1213, wherein

When folding lid control unit is in uncapped position, first stops that face 1212 is corresponding with the first sliding part 3111 and energy At the position that first sliding part 3111 is maintained to the first stop face 1212, prevent the first sliding part 3111 along the first guiding incline 1211 back slide, and temperature controller 200 is enable accordingly to maintain the second position；

When folding lid control unit is in capping position, the first confined planes 1213 are corresponding with the first sliding part 3111, the The gradient of one confined planes 1213 can play evacuation and backstop to the first sliding block position of switch block 310 less than the first guiding incline 1211 Position-limiting action, when making upper cover closing lid, the activity of temperature controller 200 is small；

When folding lid control unit is moved from capping position to uncapped position, the first sliding part 3111 is from the first confined planes It is moved along the first guiding incline 1211 to the first stop face 1212 at 1213, and along the first guiding incline when on the first guiding incline 1211 1211 do slope climbing movement upwards, and realization is lifted up temperature controller 200 driving temperature controller 200 from first position to second It sets.

Preferably, as shown in Figure 10, the first guide surface 121 is located at the lower section of the first sliding part 3111, and is substantially in ladder Shape, wherein first stops face 1212 and the first confined planes 1213 are substantially planar and as step-like adjacent two-stage step Face, the first guiding incline 1211 is inclined-plane and is connected between the adjacent two-stage step face, and further preferred first guiding incline 1211 and the first stop face 1212 being connected therewith and the first confined planes 1213 be in arc transition.

It further include the second stop face 1312 and the second confined planes as shown in figs as the second guide surface 131 1313, the second guiding incline 1311 is located at second and stops between face 1312 and the second confined planes 1313, and stops face 1312 with second It is connected with the second confined planes 1313, wherein

When folding lid control unit is in capping position, second stops that face 1312 is corresponding with the second sliding part 3112 and energy At the position that second sliding part 3112 is maintained to the second stop face 1312, prevent the second sliding part 3112 along the second guiding incline 1311 back slide, and temperature controller 200 is enable accordingly to maintain first position；

When folding lid control unit is in uncapped position, the second confined planes 1313 are corresponding with the second sliding part 3112, the The gradient of two confined planes 1313 can play evacuation and backstop to the second sliding block position of switch block 310 less than the second guiding incline 1311 Position-limiting action, when upper cover being made to uncap, the activity of temperature controller 200 is small；

When folding lid control unit is moved from uncapped position to capping position, the second sliding part 3112 is from the second confined planes It is moved along the second guiding incline 1311 to the second stop face 1312 at 1313, and along the second guiding incline when on the second guiding incline 1311 1311 do downwards slope climbing movement, realize and push temperature controller 200 downwards driving temperature controller 200 from the second position to first It sets.

Preferably, as shown in figure 8 and 13, the second guide surface 131 is located at the top of the second sliding part 3112, and is substantially in Stairstepping, wherein second stops face 1312 and the second confined planes 1313 are substantially planar and as step-like adjacent two-stage Step surface, the second guiding incline 1311 is inclined-plane and is connected between the adjacent two-stage step face, and further preferred second leads tiltedly Face 1311 and the second stop face 1312 being connected therewith and the second confined planes 1313 are in arc transition.

It is further preferred that second stops face 1312 and the second sliding part when folding lid control unit is in capping position Distance values between 3112 contacts or the second stop face 1312 and the apparent surface of the second sliding part 3112 are less than or equal to default position The upper and lower gap width of shifting amount namely the second stop face 1312 and the second sliding part 3112 is less than or equal to preset displacement amount, in this way, Under upper cover closing lid state, when the internal pressure of cooking cavity 600 acts on temperature controller 200, it is sliding to second that face 1312 is stopped using second The dynamic effective backstop in portion 3112 limit, and will be opposite between the lower second stop face 1312 of internal pressure effect and the second sliding part 3112 Displacement be limited to preset displacement amount hereinafter, so can accordingly by temperature controller 200 by internal pressure effect under maximum float displacement Limiting can prevent temperature controller 200 from acting on the excessive caused leakage problem of bottom offset amount in internal pressure so in a certain range, Wherein it is possible to understand, the specific value of the preset displacement amount is not specific, and those skilled in the art can be based on cooking cavity 600 internal pressures designs, the corresponding preset displacement amount that controls of the factors such as leakproofness demand between temperature controller 200 and gas passage 111 Specific value.

It is further preferred that first is sliding as shown in figure 8, the second guide surface 131 is located at the upside of the first guide surface 121 Dynamic portion 3111 and the second sliding part 3112 are located at the position of the first guide surface 121 and the second guide surface 131 in-between, preferably First sliding part 3111 and the second sliding part 3112 are integrated in the same part (such as push handle 311), wherein the first guide surface 121 Positioned opposite and shape is mutually fitted with the second guide surface 131, that is, the first guide surface 121 and the second guide surface 131 form the wheel that rises and falls Wide basic adaptation or parallel relation, allow the second guide surface 131 and the first guide surface 121 to limit one and the second guiding Face 131 and the similar track groove of 121 moulding of the first guide surface, namely such as the first guiding incline 1211 and 1311 phase of the second guiding incline Right, first stops face 1212 and the second confined planes 1313 relatively, and the first confined planes 1213 and second stop face 1312 relatively, this Sample, it is another when one in the first guide surface 121 and the second guide surface 131 is slidably matched with the formation of switch block 310 to be oriented to It is a that the evacuation mutually fitted with the rise and fall of switch block 310 and position-limiting action are formed to switch block 310, and the structure is conducive to product layout It is compact, while temperature controller 200 can also be promoted to move steadily, it is conducive to protect temperature controller 200, promotes product reliability.

Specific embodiment two

The difference is that, drive mechanism, which is further arranged, the first elastic component with above-mentioned specific embodiment one, makes the One elastic component and switch block or temperature controller against, and provided always for driving temperature controller to the elastic force of the second position, at this moment, the One elastic component plays the role of auxiliary control temperature controller and opens gas passage.

Specific embodiment three

The difference is that, drive mechanism, which is further arranged, the second elastic component with above-mentioned specific embodiment one, makes the Two elastic components and switch block or temperature controller against, and provided always for driving temperature controller to the elastic force of first position, at this moment, the Two elastic components play the role of auxiliary control temperature controller and seal gas passage.

Specific embodiment four

With above-mentioned specific embodiment two the difference is that, cancel the first guide surface that wherein drive mechanism is included and First sliding part part, is moved using the leading control temperature controller of the first elastic component to the second position, Ye Jiru, and switch block is pre- along second Set direction rotate when, the second guiding incline is slidably matched with the second sliding part, and guide switch block be allowed to generation can drive temperature controller to The close displacement movement in first position, and temperature controller, into first position approach process, the first elastic component is compressed；Switch block along with When the opposite direction of second preset direction rotates, the second guiding incline is slidably matched with the second sliding part, and to the second sliding part shape It is acted at resigning, and as the second guiding incline is constantly stepped down, the first elastic component elasticity is restored and elastic force drives temperature controller to second Position displacement movement.

Specific embodiment five

With above-mentioned specific embodiment three the difference is that, cancel the second guide surface that wherein drive mechanism is included and Second sliding part part, is moved using the leading control temperature controller of the second elastic component to first position, Ye Jiru, and switch block is pre- along first Set direction rotate when, the first guiding incline is slidably matched with the first sliding part, and guide switch block be allowed to generation can drive temperature controller to The close displacement movement in the second position, and temperature controller, into second position approach process, the second elastic component is compressed；Switch block along with When the opposite direction of first preset direction rotates, the first guiding incline is slidably matched with the first sliding part, and to the first sliding part shape It is acted at resigning, and as the first guiding incline is constantly stepped down, the second elastic component elasticity is restored and elastic force drives temperature controller to first Position displacement movement.

Specific embodiment six

As shown in Figure 4 and Figure 8, lid 100 specifically includes cover board 110, inner cover 120 and connect cover 130, and cover board 110 is set to 120 lower section of inner cover, cover board 110 are equipped with gas passage 111, and connect cover 130 is located on inner cover 120, and inner cover 120 and connect cover One in 130 is equipped with the first guide surface 121, another is equipped with the second guide surface 131, and switch block 310 is movably installed in interior Between lid 120 and connect cover 130, and temperature controller 200 is driven to be allowed to seal gas passage 111 or open in activity.

Preferably, as shown in Figure 2 and Figure 6, the connect cover 130 that is at least partially disposed at of switch block 310 surrounds restriction with inner cover 120 In accommodating chamber 140 out, with using accommodating chamber 140 to switch block 310 formed protective action, can reduce switch block 310 rotation or The card resistance risk that displacement movement is subject to.

It is highly preferred that as shown in Figure 2 and Figure 6, on the direction of the displacement movement perpendicular to switch block 310, switch block 310 is located at It is formed between position and accommodating chamber 140 in accommodating chamber 140 and is adapted to matching relationship, in this way, can use accommodating chamber 140 to switch block 310 play the role of radially limiting, and can accordingly make temperature controller 200 small in the changing of the relative positions amount of switch block 310 radially, are conducive to itself and gas Accurately contraposition cooperation is kept at body channel 111.

Furthermore it is preferred that as shown in figure 13, connect cover 130 is equipped with outlet hole 132, the lead-out wire 210 of temperature controller 200 It is drawn from outlet hole 132, is more convenient the design of 200 cabling of temperature controller, promotes Product Assembly convenience.

Specific embodiment seven

As shown in Figure 1 and Figure 4, folding lid control unit further includes interlocking sliding block 320, interlocks sliding block 320 and is located at lid 100 It is upper and can be rotated on lid 100, and interlock control upper cover when sliding block 320 rotates and uncap or closing lid, wherein switch block 310 with connect Movable slider 320 connects, and interlocks driving switch block 310 when sliding block 320 rotates and rotates.

The upper cover of cooking equipment further includes locking member 330, and locking member 330 is located on lid 100 and connects with sliding block 320 is interlocked Connect, and interlock sliding block 320 rotate when locking member 330 can be driven to move between locked position and unlocked position, wherein upper cover with It is closing lid that locking member 330, which is located at locked position, and being located at unlocked position with locking member 330 is to uncap, and for the structure, can be formed The rotation of sliding block 320 is interlocked to drive locking member 330 and switch block 310 simultaneously, it is ensured that interlock the locking member under sliding block 320 controls The 330 triggering identity uncapped between movement and the opening movement of gas passage 111 of temperature controller 200, can be effectively ensured when uncapping makes Gas passage 111 is opened, and for solving the problems, such as that it is more stable and reliable that the effect for inhaling pot embodies, and is also beneficial to simplify product component Quantity, cost are lower.

More specifically as shown in figure 9, locking member 330 is equipped with connection buckle 332, interlocks and is connected with handle 340 on sliding block 320, It interlocks sliding block 320 and specifically includes central part 321 and linking arm 322, central part 321 is connect with switch block 310, and handle 340 is by turn When driving central part 321 rotate, and further make central part 321 that switch block 310 be driven to rotate, linking arm 322 and central part 321 connect It connects, locking member 330 is connect by connection buckle 332 thereon with linking arm 322, drives linking arm 322 to put when central part 321 rotates It is dynamic, and further make linking arm 322 that the rotation of locking member 330 be driven to be allowed to switch between locked position and unlocked position.

Further, as shown in Fig. 1, Fig. 5 and Fig. 9, locking member 330 is equipped with lock tooth 331, the pot body of cooking equipment 10 500 are equipped with pot tooth 511, and specific cooker body or interior pot 510 such as pot body 500 is equipped with pot tooth 511, and locking member 330 is in locking position When setting, lock tooth 331 and pot tooth 511 fasten and realize upper cover closing lid, and locking member 330 is in unlocked position, lock tooth 331 and pot tooth 511 Dislocation separation realizes that upper cover is uncapped, and it will be apparent to those skilled in the art that when playing pressure in upper cover closing lid and cooking cavity 600, Internal pressure can promote pot tooth 511 with lock tooth 331 realize it is self-locking prevent from threading off, for the design, utilize pot tooth 511 and lock tooth It is self-locking between 331, it may be implemented to limit gearing sliding block 320, and then limit switch block 310 by interlocking sliding block 320, limit Switch block 310 turns round, so as to make switch block 310 that temperature controller 200 is maintained first position, lift-off seal performance.

Preferably, as shown in Fig. 4, Fig. 8, Fig. 9, Figure 11 and Figure 12, one interlocked in sliding block 320 and switch block 310 is equipped with Guide-track groove 3211, another is equipped with push handle 311, and push handle 311 cooperates in guide-track groove 3211, and guide-track groove 3211 is arranged to: When interlocking sliding block 320 and rotating, the inner wall of guide-track groove 3211 can with push handle 311 against to drive switch block 310 to rotate, switch block 310 into When line position shifting movement, guide-track groove 3211 can extend along direction sliding for push handle 311 in it.The structure have structure it is simple, The advantages of production easy to process and assembling, and while realizing that interlocking sliding block 320 drives switch block 310 to rotate, and will not influence To the displacement movement of switch block 310.

Specific embodiment eight

The difference is that, the driving work for interlocking sliding block to switch block is replaced using electromagnetism push rod with specific embodiment seven With specifically, folding lid control unit includes electromagnetism push rod, and electromagnetism push rod receives when uncapping control instruction, laterally urges and pushes away Handle 311 rotates switch block 310, and when electromagnetism push rod receives closing lid control instruction, laterally retracting push handle 311 keeps switch block 310 anti- To rotation, realize that driving purpose may also set up reverse electromagnetism push rod certainly, for pushing away when receiving closing lid control instruction Turn block 310 reversely rotates switch block 310, realizes driving purpose.

Specific embodiment nine

The difference is that, replaced using motor with specific embodiment seven and interlock sliding block to the driving effect of switch block, tool Body, folding lid control unit includes motor, and motor receives when uncapping control instruction, is driven forward the rotation of switch block 310 with phase Temperature controller 200 should be driven to open gas passage 111 is controlled, when motor receives closing lid control instruction, be driven reverse switch block 310 Rotation is sealed with respective drive temperature controller 200 by gas passage 111 is controlled, and realizes driving purpose, and structure is simple.

In any of the above-described embodiment, as shown in Fig. 1, Fig. 5 and Figure 11, switch block 310 be equipped with buckle 312, temperature controller 200 In on switch block 310 and be snapped 312 clampings limit, enable temperature controller 200 with 310 displacement movement of switch block, structure is simple, have group Dress is convenient, assembles reliable advantage.

In any of the above-described embodiment, as shown in Fig. 1, Fig. 5 and Figure 11, switch block 310 is equipped with mounting groove 313, temperature controller 200 Part be installed in mounting groove 313, and it is further preferred that switch block 310 be located at 313 notch of mounting groove be equipped with buckle 312, For being clamped with temperature controller 200 temperature controller 200 to be limited in mounting groove 313.By make temperature controller 200 and switch block 310 it Between form installation by adhering, position-limiting action is stronger, can be conducive to promote Assembly stability of the temperature controller 200 on switch block 310 in this way, So that temperature controller 200 is moved more stablely with switch block 310, and mounting groove 313 can also be used to switch block 310 and temperature controller 200 It assembles position and forms protective action, temperature controller 200 is avoided to be collided with damage, be conducive to extension 200 service life of temperature controller.

In any of the above-described embodiment, rotation is formed as shown in Fig. 1, Fig. 5 and Figure 11, between switch block 310 and temperature controller 200 and is connected It connects, switch block 310 is enable to rotate relative to temperature controller 200, specifically for example, making between temperature controller 200 and mounting groove 313 radially Clearance fit is formed, so that temperature controller 200 can rotate in mounting groove 313, realizes and is rotated between temperature controller 200 and switch block 310 Connection.Design can reduce temperature controller 200 and rotate with switch block 310 in this way, can draw in this way to avoid 200 lead-out wire 210 of temperature controller Problem is pulled, while also can be reduced temperature controller 200 and 111 sealing fit portion position of gas passage (such as temperature controller 200 and sealing ring 400 Between) phase mutual friction, avoid sealing problem of implementation and 200 wear problem of temperature controller, while can reduce the drive at handle 340 Dynamic resistance.

In a specific embodiment of the utility model, as shown in figure 1 to figure 13, the upper cover of cooking equipment includes lid 100, temperature controller 200, folding lid control unit and sealing ring 400.

Lid 100 specifically includes cover board 110, inner cover 120 and connect cover 130, and cover board 110 is set to 120 lower section of inner cover, preferably To be detachably connected between inner cover 120 and cover board 110, in order to unpick and wash to cover board 110, connect cover 130 is fixed on inner cover 120 On, connect cover 130 is equipped with outlet hole 132, and temperature controller 200 protrudes into connect cover 130 and its lead-out wire 210 passes through outlet hole 132 draw.

Sealing ring 400 is mounted on cover board 110, and sealing ring 400 has sealed body 410, and sealed body 410 is used for when temperature The gas passage 111 on cover board 110 is sealed with the sealing cooperation of temperature controller 200 when control device 200 is in the second position, in addition, close Seal 400 has sealing bar 410, and sealing bar 410 is used to be in the second position when temperature controller 200 and 110 levitation height of cover board is big When preset value, the gas passage 111 on cover board 110 is sealed with the sealing cooperation of temperature controller 200.

Folding lid control unit include switch block 310, the first guide surface 121, the first sliding part 3111, the second guide surface 131, Second sliding part 3112, gearing sliding block 320, handle 340, locking member 330 etc., wherein

Handle 340 is revolvable rotation hand, and is fixed together by screw with sliding block 320 is interlocked；

It interlocks sliding block 320 to be mounted in connect cover 130, and can be rotated around connect cover 130, interlock the linking arm of sliding block 320 322 are overlapped on inner cover 120, which is equipped with slot, and is connect by the slot with the connection buckle 332 of locking member 330, In addition, interlocking sliding block 320 is equipped with guide-track groove 3211, switch block 310 is equipped with push handle 311, and guide-track groove 3211 blocks pushing away for switch block 310 Handle 311 enables and drives locking member 330 and switch block 310 to rotate with it simultaneously when interlocking the rotation of sliding block 320, and wherein, guide-track groove 3211 move up and down in it for the push handle 311 of switch block 310, so that switch block 310 can be integrally relative to about 320 sliding block of gearing Displacement movement；

The upper surface of the push handle 311 of switch block 310 is formed as the second sliding part 3112, the lower surface of the push handle 311 of switch block 310 Be formed as the first sliding part 3111, push handle 311 is between the first guide surface 121 and the second guide surface 131；

Temperature controller 200 is assemblied on switch block 310 by buckle 312, and is realized and moved up and down together to switch block 310, in addition, Switch block 310 also has mounting groove 313, and temperature controller 200, which is assemblied in mounting groove 313 and further realizes to assemble temperature controller 200, to be stablized It is protected with to temperature controller 200；

Connect cover 130 is equipped with second guide surface 131, and the second guide surface 131 specifically includes the second guiding incline 1311, the Two stop faces 1312 and the second confined planes 1313, (1) (namely 200 sealed gas passageway 111 of temperature controller during upper cover closing lid Process, or say the process that folding lid control unit is moved from uncapped position to capping position), the second guiding incline 1311 and switch block 310 upper surface (the second sliding part 3112) contact, so that switch block 310 is formed simultaneously downward displacement movement in rotation, (2) upper cover (namely temperature controller 200 is in first position, or says folding lid control unit in capping position), push handle when in closing lid state 311, which are located at second, stops 1312 lower section of face, and 311 upper surface of push handle can contact with the second stop face 1312 or stop face with second Distance values are less than or equal to preset displacement amount between 1312, and after playing pressure in cooking cavity 600, temperature controller 200 is by upward atmospheric pressure, meeting Promote 311 upper surface of push handle to contact with the second stop face 1312, prevent temperature controller 200 from moving up because of pot inner pressure, at (3) upper cover (namely temperature controller 200 is in second position, or says folding lid control unit in uncapped position), push handle 311 when uncapped state Positioned at the lower section of the second confined planes 1313, and 311 upper surface of push handle can be contacted with the second confined planes 1313 or with the second confined planes 1313 have gap；

Inner cover 120 is equipped with the first guide surface 121, and preferably the first guide surface 121 is integrally formed with inner cover 120, and first leads The first guiding incline 1211, the first stop face 1212 and the first confined planes 1213 are specifically included to face 121, first stops 1212 He of face First confined planes 1213 are plane, and the first guiding incline 1211 is inclined-plane, and (1) (namely temperature controller 200 is beaten during upper cover is uncapped The process of gas passage 111 is opened, or says the process that folding lid control unit is moved from capping position to uncapped position), first leads Inclined-plane 1211 is contacted with 311 lower surface of push handle (the first sliding part 3111) of switch block 310, so that switch block 310 is in rotation while shape At shifting up movement, when (2) upper cover be in closing lid state (namely temperature controller 200 is in first position, or closing lid of explaining clearly controls machine Structure is in capping position), push handle 311 is located at 1213 top of the first confined planes, and 311 lower surface of push handle can be with the first confined planes 1213 contacts have gap between the first confined planes 1213, when (3) upper cover is in uncapped state (namely temperature controller 200 exists The second position, or say folding lid control unit in uncapped position), push handle 311 is located at first and stops 1212 top of face, and push handle 311 lower surfaces are contacted with the first stop face 1212, and the first stop face 1212 plays a supporting role to switch block 310.

The specific control process of product are as follows:

Uncap control: along direction turn handle 340 of uncapping, handle 340, which accordingly drives, to be interlocked sliding block 320 and rotates, and passes through company Dynamic sliding rotation can drive locking member 330 to be allowed to control lock tooth 331 and separate realization with pot tooth 511 and control upper cover uncap, while band Turn block 310 rotates, and move upwards switch block 310 can under the guidance of the first guiding incline 1211 when rotating and by temperature controller 200 It is up-shifted to the second position from first position, realizes that control temperature controller 200 is separated with sealing ring 400, opens gas passage 111。

Closing lid control: along closing lid direction turn handle 340, handle 340, which accordingly drives, interlocks the rotation of sliding block 320, passes through company Moving to slide to rotate can drive locking member 330 to be allowed to control lock tooth 331 and the fastening realization control upper cover closing lid of pot tooth 511, while band Turn block 310 rotates, and move downward switch block 310 can under the guidance of the second guiding incline 1311 when rotating and by temperature controller 200 From the downward ejection in first position to first position, realize that control temperature controller 200 and the sealing of sealing ring 400 cooperate, sealing gas is logical Road 111.

When hot closing lid, pressure is generated in pot, cover board 110 floats, and temperature controller 200 and the sealing bar 410 of sealing ring 400 connect It touches, hot gas is discharged from float channel 710 in pot, a large amount of when preventing from having in pot pressure without being discharged from gas passage 111 Hot gas enters the problem inside upper cover, and after hot gas is reduced in pot, cover board 110 declines, and temperature controller 200 is close with sealing ring 400 It seals muscle 410 to separate, micro hot gas enters upper cover, influences upper cover smaller negligible.

As shown in Figure 1 and Figure 5, the cooking equipment 10 that the embodiment of the utility model second aspect provides, comprising: pot body 500 and any of the above-described cooking equipment as described in the examples upper cover, upper cover and pot body 500 lid close when surround to form cooking cavity 600。

The utility model cooking equipment 10 provided by the above embodiment, by being provided with described in any of the above-described technical solution Cooking equipment upper cover, thus have all of the above beneficial effect, details are not described herein.

More specifically, as shown in Figure 1 and Figure 5, pot body 500 includes the interior pot 510 in cooker body and cooker body, upper cover and pot body When 500 lids close, the cover board 110 of upper cover seals interior pot 510 and surrounds to form cooking cavity 600 with interior pot 510.

Optionally, cooking equipment 10 is electric pressure cooking saucepan, electric steam furnace, minute-pressure rice cooker etc..

As shown in figure 15, the utility model third aspect embodiment provide sealing ring 400, for cooking equipment Movable part 200 cooperates, wherein sealing ring 400 includes: sealed body 420 and sealing bar 410.

Specifically, as shown in fig. 6, sealed body 420 is used to when the inserting depth of sealing ring 400 and movable part 200 be the Sealing cooperation is formed when one predetermined depth value H1 with movable part 200；As shown in figure 17, sealing bar 410 is located at sealed body 420 On, for when the inserting depth of sealing ring 400 and movable part 200 is second predetermined depth value H2 or more with movable part 200 Form sealing cooperation, and second predetermined depth value H2 < the first predetermined depth value H1.

It is worth noting that for the movable part 200 of the cooking equipment for being used to be cooperated with sealing ring 400, activity Part 200 is located on lid 100, in addition, lid 100 is additionally provided with cover board 110, sealing ring 400 is mountable on cover board 110, cover board 110 can float, and cover board 110 is equipped with gas passage 111；Movable part 200 is for closing or opening gas passage 111, wherein Movable part 200 can be movable between the first position and the second position,

As shown in fig. 6, when movable part 200 is located at first position, the inserting depth of movable part 200 and sealing ring 400 is the One predetermined depth value, at this moment confining gas channel 111 is realized in movable part 200 and the sealing cooperation of sealed body 420；

As shown in Fig. 2, when the levitation height that movable part 200 is located at the second position and cover board 110 is less than or equal to preset value, it is living The inserting depth of moving part 200 and sealing ring 400 is H0, and H0 (namely meets: H0 < H2 < less than the second predetermined depth value H2 H1), gas passage 111 is opened；

As shown in figure 17, when the levitation height that movable part 200 is located at the second position and cover board 110 is greater than preset value, due to 110 floating respective drive sealing ring 400 of cover board floats, and makes sealing ring 400 and 200 inserting depth of movable part not compared with cover board 110 Floating state or the height that floats are bigger lower than for the state of preset value, and at this moment, the grafting of movable part 200 and sealing ring 400 is deep Degree is more than or equal to the second predetermined depth value H2, and confining gas channel 111 is realized in movable part 200 and the sealing cooperation of sealing bar 410.

The utility model sealing ring 400 provided by the above embodiment is used to form grafting form cooperation with movable part 200 With to upper cover gas passage 111 seal, if movable part 200 is in the first position when hot closing lid, at this moment movable part 200 with The inserting depth of sealing ring 400 is that the first predetermined depth value, movable part 200 and sealed body 420 and the sealing of sealing bar 410 cooperate Sealing process directly can be formed to the gas passage 111 in upper cover, hot gas will not be caused to enter in upper cover along gas passage 111 The problem of portion, and movable part 200 and sealed body 420 and movable part 200 and sealing bar 410 can form two-stage sealing, have close Strengthening effect is sealed, sealing reliability is higher, if movable part 200 is in the second position when hot closing lid, is different from normal pressure lid and closes When sealing ring 400 can keep separating or keep inserting depth less than the second predetermined depth value with the movable part 200 of the second position State is preset value or more since cover board 110 can be floated up to levitation height by air pressure driving in pot when hot lid closes, at this moment, close Inserting depth be will form between seal 400 and movable part 200 in the second predetermined depth value or inserting greater than the second predetermined depth value Mated condition is connect, to make sealing bar 410 realize with movable part 200 or the cooperation of cover board 110 and close gas passage 111, equally Hot gas will not be caused to enter the problem inside upper cover along gas passage 111, upper cover inside electrical part effective protection can be avoided Hot gas influences, and extends the electrical part service life, and guarantee electrical part reliability.

And when needing to uncap, at this time in pot substantially pressure release or be negative pressure, cover board 110 will not float or levitation height Less than or equal to preset value, at this point, by the driving of movable part 200 to the second position, the movable part 200 of sealing ring 400 and the second position It can keep separating or keep inserting depth less than the state of the second predetermined depth value, so that sealing ring 400 and movable part 200 are no longer Sealing cooperation is connected to cooking cavity with external environment by gas passage 111 accordingly to control the opening of gas passage 111 It realizes that inside and outside flatten is weighed, effectively prevent uncapping and inhale pot problem, promote product flip using the smoothness of operation, promote product use Experience.

Further, as shown in Fig. 2, Fig. 6, Figure 14, Figure 15 and Figure 17, sealing ring 400 be may be mounted on cover board 110, More specifically such as, sealing ring 400 is equipped with the mounting portion 430 for connecting with cover board 110, and such as designing mounting portion 430 is card slot, lid The wall of gas passage on plate 110 is installed in card slot, and sealed body 420 is equipped with mating for carrying out with movable part 200 Jack 421, and jack 421 has sealing bore 4211, when movable part 200 is plugged in sealing bore 4211 and sealed body 420 form by the closed sealing of gas passage 111 cooperation, in this way, making to form grafting between movable part 200 and sealed body 420 The sealing of form cooperates, and has many advantages, such as that structure is simple, easy to assembly.

Further, as shown in Fig. 2, Figure 14, Figure 15 and Figure 17, jack 421 also has insertion channel 4212, is inserted into channel 4212 are connected to sealing bore 4211, for extending at sealing bore 4211 for movable part 200 along insertion channel 4212.Wherein, By designing insertion channel 4212 on front side of sealing bore 4211, movable part 200 is made to be inserted into sealing after being inserted into channel 4212 In hole section 4211, in this way, the mating extended length of movable part 200 and jack 421, matches with 4211 grafting of sealing bore It can be more stable when conjunction, it is not easy to loosen, and can also be in movable part 200 and the formation of sealing bore 4211 using insertion channel 4212 Play the role of positioning and guiding to the movement of movable part 200 before mating, promotes movable part 200 and sealing bore 4211 The problems such as aligning accuracy, preventing poorly sealed, sealing ring 400 caused by deviation from damaging.

Further, as shown in Fig. 2, Fig. 6, Figure 14, Figure 15 and Figure 17, the inner wall in insertion channel 4212, which is equipped with, to be protruded In the sealing bar 410 of the inner wall in insertion channel 4212, the simple structure and convenient processing, and sealing bar 410 can directly be controlled System in movable part 200 on the movable motion path of sealing bore 4211, when cover board 110 being enable to float sealing bar 410 effectively with Movable part 200 cooperates, and contraposition between insertion channel 4212 and the movable part 200 that can also be efficiently used act on promoted it is close The aligning accuracy between muscle 410 and movable part 200 is sealed, in this way it can be ensured that when 110 levitation height of cover board is more than preset value When, sealing bar 410 can be formed with movable part 200 accurately and in time cooperates the closed sealing of gas passage 111, to realize It effectively prevent hot gas in the case of hot closing lid to enter inside upper cover along gas passage 111, realizes reliably to upper cover inside electric appliance Part effective protection, avoids hot gas from influencing, and extends the electrical part service life, and guarantee electrical part reliability.

Further, as shown in figure 14, sealing bar 410 includes the ring of the inner wall border setting along insertion channel 4212 Shape muscle forms sealing cooperation with sealing bar 410 when movable part 200 is plugged in circular bar, realize when movable part 200 is in second When position and 110 levitation height of cover board are more than or equal to preset value, gas passage 111 is closed, has structure simple, easy to assembly The advantages that, and circular bar and movable part 200 can also realize that positive location, cooperation precision are higher in engagement process between the two.

Preferably, as shown in Figure 15 and Figure 17, the inclined arrangement on the inner wall in insertion channel 4212 of sealing bar 410, And direction of insertion of the inclined direction of sealing bar 410 when being inserted into jack 421 along movable part 200 is (namely such as Figure 15 and Figure 17 institute Show, direction of insertion is in a downwardly direction), in this way, the resistance that movable part 200 is subject to when inserting and cooperate with sealing bar 410 is smaller, accordingly Ground, it is also smaller to the damage of sealing bar 410, meanwhile, for gas pressure when sealing bar 410, can generate makes sealing bar 410 in pot The function and effect of 200 outside wall surface of movable part are more adjacent to, conducive to the sealing effect promoted to gas passage 111, reduce gas leakage wind Danger.

Preferably, as shown in Figure 15 and Figure 17, the inner wall of jack 421 is set as tapered surface, and is inserted into along movable part 200 Direction of insertion (namely as shown in Figure 15 and Figure 17, direction of insertion is in a downwardly direction) when jack 421, the internal diameter of jack 421 by It is decrescence small, in this way while guaranteeing sealing reliability at movable part 200 and sealing bore 4211, reduce movable part 200 preceding The Cat-in resisting force of phase avoids movable part 200 from moving clamping stagnation, guarantees its activity smoothness.

Preferably, as shown in Figure 15 and Figure 17, the outside wall surface of jack 421 is set as tapered surface, and is inserted into along movable part 200 Direction of insertion (namely as shown in Figure 15 and Figure 17, direction of insertion is in a downwardly direction) when jack 421, the outer diameter of jack 421 by Decrescence small, the gas passage 111 that on the one hand can be convenient to 421 position of the jack insertion cover board 110 of sealing ring 400 is formed between the two Grafting assembly, on the other hand, when cooking cavity internal pressure acts on 421 outside wall surface of jack, will form makes 421 inner wall of jack more The function and effect of 200 outside wall surface of movable part are adjacent to, conducive to the grafting sealing effect promoted between movable part 200 and jack 421, from And the sealing effect to gas passage 111 is promoted, reduce gas leakage risk.

Preferably, sealed body 420 forms integral type with sealing bar 410 and connect, specifically such as, the whole one of sealing ring 400 Injection molding.

In the present invention, term " first ", " second ", " third " are only used for the purpose of description, and should not be understood as Indication or suggestion relative importance；Term " multiple " then refers to two or more, unless otherwise restricted clearly.Term " peace Dress ", " connected ", " connection ", the terms such as " fixation " shall be understood in a broad sense, can also be with for example, " connection " may be a fixed connection It is to be detachably connected, or be integrally connected；" connected " can be directly connected, can also be indirectly connected through an intermediary.It is right For those skilled in the art, can understand as the case may be above-mentioned term in the present invention specifically contain Justice.

In the description of the utility model, it is to be understood that the orientation or positional relationship of the instructions such as term " on ", "lower" is It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate Or imply that signified device or unit must have specific direction, be constructed and operated in a specific orientation, it is thus impossible to understand For limitations of the present invention.

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 (18)

1. a kind of upper cover of cooking equipment characterized by comprising

Lid is equipped with cover board, and the cover board can float, and the cover board is equipped with gas passage；

Movable part is located on the lid and can close or open the gas passage, wherein the movable part can be at first It is movable to set between the second position, and when movable part is located at the first position closes the gas passage, the activity When the levitation height that part is located at the second position and the cover board is less than or equal to preset value, the gas passage is opened；

Sealing ring is located on one in the movable part and the cover board, and the sealing ring has sealing bar, the movable part When being greater than the preset value positioned at the levitation height of the second position and the cover board, the sealing bar and the movable part and Another cooperation in the cover board is to close the gas passage.

2. the upper cover of cooking equipment according to claim 1, which is characterized in that

The sealing ring also has sealed body, by close with the sealed body when movable part is located at the first position Envelope cooperation is to close the gas passage.

3. the upper cover of cooking equipment according to claim 2, which is characterized in that

The sealing ring is located on the cover board, and the sealed body is equipped with jack, and the jack has sealing bore, described It is formed when movable part is plugged in the sealing bore with the sealed body and cooperates the closed sealing of the gas passage.

4. the upper cover of cooking equipment according to claim 3, which is characterized in that

The jack also has insertion channel, and the insertion channel is connected to the sealing bore, for supplying the movable part edge The insertion channel extends at the sealing bore.

5. the upper cover of cooking equipment according to claim 4, which is characterized in that

The inner wall in the insertion channel is equipped with the sealing bar for protruding from the inner wall in the insertion channel.

6. the upper cover of cooking equipment according to claim 5, which is characterized in that

The sealing bar includes the circular bar along the inner wall border setting in the insertion channel, and the movable part is plugged in described The gas passage is closed when in circular bar.

7. the upper cover of cooking equipment according to claim 5 or 6, which is characterized in that

The sealing bar inclined arrangement on the inner wall in the insertion channel, and the inclined direction of the sealing bar is along institute State direction of insertion when movable part is inserted into the jack.

8. the upper cover of cooking equipment according to any one of claim 3 to 6, which is characterized in that

The inner wall of the jack is set as tapered surface, and direction of insertion when being inserted into the jack along the movable part, described The internal diameter of jack is gradually reduced；And/or

The outside wall surface of the jack is set as tapered surface, and direction of insertion when being inserted into the jack along the movable part, described The outer diameter of jack is gradually reduced；And/or

The movable part is used to be set as tapered surface with the outside wall surface at the position of the jack grafting, and is inserted into along the movable part The direction of insertion when jack, the movable part are used to be gradually reduced with the outer diameter at the position of the jack grafting.

9. the upper cover of cooking equipment according to any one of claim 1 to 6, which is characterized in that further include:

Folding lid control unit is uncapped or closing lid for controlling the upper cover, wherein the folding lid control unit and the work Moving part connection, and when the folding lid control unit controls the upper cover closing lid, drive the movable part to the first position, When the folding lid control unit control upper cover is uncapped, drive the movable part to the second position；And/or

Float, have float channel, the float channel open when can by the cooking cavity and environmental communication of the cooking equipment, In, the float be located on the lid and can on the lid activity to control the float passage switching.

10. the upper cover of cooking equipment according to any one of claim 1 to 6, which is characterized in that

The movable part includes temperature controller.

11. a kind of cooking equipment characterized by comprising

Pot body；

The upper cover of cooking equipment as described in any one of claims 1 to 10, the upper cover are surrounded when closing with the pot body lid Form cooking cavity.

12. a kind of sealing ring, for the cooperation of the movable part of cooking equipment, which is characterized in that the sealing ring includes:

Sealed body, for when the inserting depth of the sealing ring and the movable part is the first predetermined depth value with the work Moving part forms sealing cooperation；

Sealing bar is located on the sealed body, is second pre- for the inserting depth when the sealing ring and the movable part If sealing cooperation is formed when depth value or more with the movable part, and the second predetermined depth value is default less than described first Depth value.

13. sealing ring according to claim 12, which is characterized in that

The sealed body is equipped with for the jack mating with the movable part, and the jack has sealing bore, institute It states and forms sealing cooperation with the sealed body when movable part is plugged in the sealing bore.

14. sealing ring according to claim 13, which is characterized in that

The jack also has insertion channel, and the insertion channel is connected to the sealing bore, for supplying the movable part edge The insertion channel extends at the sealing bore.

15. sealing ring according to claim 14, which is characterized in that

The inner wall in the insertion channel is equipped with the sealing bar for protruding from the inner wall in the insertion channel.

16. sealing ring according to claim 15, which is characterized in that

The sealing bar includes the circular bar along the inner wall border setting in the insertion channel, and the movable part is plugged in described Sealing cooperation is formed when in circular bar with the sealing bar.

17. sealing ring according to claim 14 or 15, which is characterized in that

The sealing bar inclined arrangement on the inner wall in the insertion channel, and the inclined direction of the sealing bar is along institute State direction of insertion when movable part is inserted into the jack.

18. sealing ring described in any one of 3 to 16 according to claim 1, which is characterized in that

The inner wall of the jack is set as tapered surface, and direction of insertion when being inserted into the jack along the movable part, described The internal diameter of jack is gradually reduced；And/or

The outside wall surface of the jack is set as tapered surface, and direction of insertion when being inserted into the jack along the movable part, described The outer diameter of jack is gradually reduced.