CN110269507A - Cooking apparatus with top-pushing mechanism - Google Patents

Abstract

Cooking apparatus with top-pushing mechanism, cooking apparatus includes pan base, the interior pot being placed on pan base and turnable the pot cover being hinged on the position of pan base rear end, the outwardly convex rigid pot edge out of interior cookware, the rigid member that pot cover includes outer cover, is mounted below outer cover, pot cover are used to cover the pot mouth of interior pot based on a closing lid when acting；It is characterized in that, it covers outside and is provided with locking mechanism, locking mechanism includes being slidably arranged in at least a pair of supporting covered outside, at least one rigid holder with clamping opening is provided on support frame, rigid holder is used at least clamp the rigid pot edge of rigid member and interior pot by clamping opening when support frame is mobile to the center position of outer cover with it, and rigid holder is also used for the rigid pot edge when support frame with its pot into can discharge when the movement of the lateral direction of outer cover.

Description

Cooking apparatus with top-pushing mechanism

Technical field

It is the present invention relates to a kind of cooking apparatus that can be used for carrying out food cooking processing, in particular to a kind of that there is pushing tow The cooking apparatus of mechanism.

Background technique

Pressure cooker belongs to culinary cuisine utensil common in daily life, using liquid boiling point with the raising of air pressure and Raised principle accelerates food cooking speed to reach in the intracavitary cooking environments for building high pressure of the food cooking of pressure cooker The effect of degree.The intracavitary air pressure of the food cooking is very big, often as high as 4KPa or more.If the pot cover of pressure cooker is in high pressure It is opened accidentally, user will necessarily be caused serious injury under expansion power.In order to avoid unexpected generation, traditional solution party Case is that multiple spaced apart upper rotation pot tooths are arranged on the pot outer of pot cover, setting and the upper rotation pot at the top of pan base The backspin pot tooth of tooth matching setting, the pot cover pass through being screwed in conjunction with tightly between the upper rotation pot tooth and the backspin pot tooth Ground is locked on pan base.But it must can only be rotation side between the pot cover and the pan base that such structure, which limits, Formula installation, and must also can only be split-type structure between the pot cover and the pan base.So either the pot Lid is installed on the pan base, or the pot cover is disassembled from the pan base, it is necessary to it is operated using both hands, It is very inconvenient.

To solve the above-mentioned problems, later it is proposed that a kind of clipping covering structure.Such as patent It is disclosed in 201820047685.9 including pot body 1 and pot cover 2 is set in the pot body 1.The pot cover 2 includes 201 He of inner cover Liner 202, the liner 202 are equipped with radially movable connecting rod 5, and clamp 501 is equipped on the connecting rod 5.When connecting rod 5 to When pot cover 2 radially inside moves, the flange 101 of the clamp 501 and the pot body 1 realizes the sealed of clamp 501 and pot body 1； When connecting rod 5 is mobile to 2 outer radial of pot cover, clamp 501 is detached from the flange 101 of pot body 1, realizes the solution of clamp 501 and pot body 1 Lock.In order to facilitate moving radially for connecting rod 5 described in user's operation, motor 6 is equipped on the pot cover 2, the motor 6 passes through biography The engaged transmission of moving gear 7 and rack gear 504 is so that clamp 501 and flange 101 is sealed or unlock.

Summary of the invention

Cooking apparatus disclosed in patent 201820047685.9 be by motor and transmission gear and driving rack it Between engaged transmission driving clamp it is mobile.And the present invention proposes a kind of cooking apparatus with entirely different driving structure, tool It is a kind of cooking apparatus with top-pushing mechanism that body, which is said, and the cooking apparatus includes pan base, is placed on the pan base Interior pot with turnable is hinged on the pot cover on the position of the pan base rear end, the outwardly convex rigid pot out of the interior cookware Edge, the pot cover includes outer cover, the rigid member that is mounted below the outer cover, and the pot cover is used for dynamic based on a closing lid As when cover the pot mouth of the interior pot；It is characterized in that, outer cover is provided with locking mechanism, the locking mechanism includes It is slidably arranged in described outer at least a pair of supporting covered, is provided at least one rigidity with clamping opening on support frame as described above Clamper, the rigid holder are used to pass through when support frame as described above is mobile to the center position of the outer cover with it The clamping opening at least clamps the rigid pot edge of the rigid member and the interior pot, and the rigid holder is also used for when described Support frame can discharge the rigid pot edge of the interior pot with it to the lateral direction of the outer cover when mobile；It further include that locking is driven Dynamic device, the locking driver are the tension springs with reset drives power, and the tension spring is for driving support frame as described above It is mobile to the center position of the outer cover；It further include the mobile middle transition arm body for being arranged in and being covered outside described, the intermediate mistake The lateral direction of driving support frame as described above to the outer cover is mobile when crossing the movement of arm body forward direction and the driving tension spring opens Accumulation of energy allows when reverse movement support frame as described above mobile to the center position of the outer cover.

Wherein, the rigid member is the component with certain rigid physical features, the rigid member for bearing or Share the air pressure in the interior pot, such as can be metal inner cover either becket etc..

Wherein, the locking mechanism includes at least a pair of supporting, at least one is provided on support frame as described above has folder Mouthful rigid holder, features described above define the locking mechanism may include have two or three, it is four or even more A support frame as described above.And one or two, three even more rigidity folders can be set on each support frame as described above Holder.The rigid holder can be configured with a clamping opening or configured with multiple clamping opening.It can be by same described rigid Property clamper on the same clamping opening clamp the rigid pot edge of the rigid member, the interior pot simultaneously；Or pass through A clamping opening in the same rigid holder clamps the rigid member, and another clamping opening clamps the interior pot Rigid pot edge.There are many clamping schemes of the rigid holder, will not repeat them here.

Wherein, the clamping opening at least clamps the rigid pot edge of the rigid member and the interior pot, features described above definition , the clamping opening can clamp the rigid pot edge of the rigid member and the interior pot, or also clamp institute on this basis State pan base, the outer cover or other components.

According to the above technical scheme, compared with prior art, advantageous effects of the invention exist: due to the pulling force bullet Spring is for driving support frame as described above mobile to the center position of the outer cover, in this way, the tension spring can allow the support The center position of rigid holder on frame to the outer cover is mobile and is maintained at clamp position, but the tension spring is again not The mobile driving support frame as described above of the middle transition arm body forward direction can be prevented mobile to the lateral direction of the outer cover.In addition, with It is compared between clamp using rigid connection in the prior art, the tension spring makes formation between a pair of of support frame as described above flexible even Relationship is connect, is conducive to the rigid holder is allowed clip position can be adjusted flexibly and is adapted to the clamping rigid member and described The rigid pot edge of interior pot is avoided due to rigging error, foozle or the rigid member, the interior pot in use Rigid pot edge the presence of factors such as occurs deforming and causes the rigid holder that cannot be clamped to the rigid member and described Increase security risk on the rigid pot edge of interior pot, so above scheme can further improve the stable operation of cooking apparatus Property and safety in utilization, reduce the malfunction of equipment operation.Secondly, being made of the middle transition arm body with the tension spring The top-pushing mechanism of support frame as described above, the top-pushing mechanism structure are simple, safe and reliable.

Following one of embodiment can be further selected as the mounting structure of the tension spring:

The mounting structure of the first tension spring: the both ends of the tension spring are connected to the branch of a pair of of left and right arrangement On support, the middle transition arm body directly abuts against the support frame as described above of a pair of of left and right arrangement or by a pair of of swing arm difference The support frame as described above for abutting against a pair of of left and right arrangement, when the middle transition arm body is positive mobile with positive running torque A pair of of support frame as described above can be driven relative to being moved away from i.e. to the lateral direction of the outer cover is mobile and the driving reset bullet Spring opens accumulation of energy, otherwise when the middle transition arm body loses positive running torque and moves backward, the tension spring energy It is enough to drive a pair of of relatively close movement of support frame as described above i.e. mobile to the center position of the outer cover, and a pair of of support frame as described above phase It can be driven in the reverse direction the middle transition arm body reverse movement again to close to mobile power.

The mounting structure of second of tension spring: one end of the tension spring connects the outer cover and the other end is connected to On the middle transition arm body, the middle transition arm body is flexibly connected support frame as described above or is movably connected with by swing arm Support frame as described above can drive a pair of support when the middle transition arm body has positive running torque and positive movement The lateral direction of frame to the outer cover is mobile and the driving tension spring opens accumulation of energy, otherwise when the middle transition arm body loses When going the torque of positive movement, the tension spring can drive support frame as described above mobile to the center position of the outer cover, and And the middle transition arm body can also be driven to move backward.

Further technical solution is also possible that further include button, and the button is used to mention for the middle transition arm body For positive running torque and drive the middle transition arm body forward direction mobile.

If the rigid holder is restored to latched position before the closing lid after uncapping, closing lid next time must be influenced Operation, so the rigid holder needs to be maintained at unlocked position after uncapping before closing lid.Given this further technical side Case is also possible that further include unlock holding mechanism, and the unlock holding mechanism, which is used to work as, allows the middle transition arm body to lose just The middle transition arm body can be allowed to be maintained at unlocked position after to running torque.Wherein, the unlocked position refers in described Between transition arm body the position that can discharge the rigid pot edge is moved in response to instruction of uncapping.According to the above technical scheme, The middle transition arm body is maintained at unlocked position, and the rigid holder can be allowed to be maintained at the position for discharging the rigid pot edge It sets.

It as the unlock retainer, can further adopt the following technical scheme that, the unlock retainer includes It is movably arranged on running fix column on the middle transition arm body, is arranged in the middle transition arm body and the running fix Between column and the running fix column can be driven to move down holding spring, be arranged in it is described it is outer cover for receiving institute State the receiving opening of an end of running fix column and the protrusion for facing the receiving opening being arranged on the pan base；When When the pot cover closing lid, the protrusion is inserted into the receiving opening running fix capital going out the receiving opening, The middle transition arm body loses retentivity and moves backward and leave the receiving opening with the running fix column at this time, when When the mobile completion of the middle transition arm body forward direction unlocks, the pot cover starts to dig, and the running fix column is not only moved to The top of the receiving opening and it is described keep spring driving under be reinserted into the receiving opening therewith allow it is described in Between transition arm body be maintained at unlocked position.

Pot cover is bursted open when being in the cooking status of high temperature or high pressure in the interior pot, food can eject in pot Scald user or even the pot cover are blown up out and injure user by a crashing object under high pressure effect, what this was then threatened very much.So It is necessary to limit the opening condition of the pot cover.In consideration of it, further technical solution is also possible that and also sets on the pot cover Be equipped with and be able to respond in the self-locking mechanism of air pressure or temperature in the interior pot, the self-locking mechanism includes self-locking column, it is described in Between be provided with the self-locking hole that can receive the self-locking column on transition arm body or support frame as described above, the self-locking column is used for when described When atmospheric pressure or temperature are higher than threshold value in the pot of interior pot, the self-locking hole is inserted into allow the middle transition arm body or described Support frame it is described it is outer cover it is immovable realize it is self-locking.According to the above technical scheme, when atmospheric pressure in the pot of the interior pot Or temperature limits the movement of the middle transition arm body or a pair of of support frame as described above by the self-locking column when being higher than threshold value, this Shi Suoshu pot cover cannot be opened.Only when atmospheric pressure in the pot of the interior pot or temperature are lower than threshold value, the self-locking column It is detached from the self-locking hole and releases after the movement of the middle transition arm body or a pair of of support frame as described above the just openable pot cover. So effectively improve the usage safety performance of cooking apparatus.

Further technical solution is also possible that the rigid member forms the inner cover of the pot cover, or described rigid Property component below inner cover is installed, the inner cover is used to cover the pot mouth of the interior pot based on a closing lid when acting.

Further technical solution is also possible that a clamping opening side of the rigid holder is tightly attached to the rigid member The upper surface of outer position is simultaneously moved left and right with support frame as described above at the upper surface of rigid member outer position.

Further technical solution, which is also possible that, is provided with threaded pillar in outer cover, and the pillar passes through Support frame as described above above the outer cover is screwed with press screw in the top of the pillar, is also socketed with bullet on the pillar Spring set is provided with top pressure spring between the spring pocket and the screw terminal of the press screw, and the spring pocket presses against institute The upper surface of support frame is stated to allow a clamping opening side of the rigid holder to be held against at rigid member outer position The upper surface of.According to the above technical scheme, the top pressure spring is limited the spiral shell for being compressed in the spring pocket and the press screw Between silk head the spring pocket is pressed downwards, a clamping opening side of the rigid holder is allowed to be held against in the rigid structure The upper surface of part outer position, but also can allow between support frame as described above and the outer cover and form soft connection.It pressurizes in culinary art When the expansion of process mesohigh causes the inner cover to float, the inner cover can drive support frame as described above to support by the rigid holder Resist the elastic pressure on top surface of the top pressure spring and float, high pressure expansive force, which will not act on outside described, to be covered to avoid outside described Lid occurs severely deformed.

Detailed description of the invention

Fig. 1 is the plan structure signal using the cooking apparatus with the sealed structure of dual safety of technical solution of the present invention Figure；

Fig. 2 is the schematic diagram of the section structure in the direction A-A in Fig. 1；

Fig. 3 is the schematic diagram of the section structure in the direction B-B in Fig. 1；

Fig. 4 is the schematic cross-sectional view in the direction C-C in Fig. 2；

Fig. 5 is the schematic perspective view of the outer cover 21；

Fig. 6 is the schematic perspective view of the pot cover 2, and decoration cover 23 is omitted in figure；

Fig. 7 is second of mounting structure of the tension spring；

Fig. 8 is the structural schematic diagram of 4 ' of rigid holder with a clamping opening, and dotted portion is respectively indicated while being held in Rigid member 22, rigid pot edge 110 on 4 ' of rigid holder and the flanging 1a on pan base 1；

Fig. 9 is the rigid holder 4 with two clamping opening " structural schematic diagram, dotted portion expression is held on described respectively Rigid member 22, rigid pot edge 110 in two clamping opening of 4 ' of rigid holder and the flanging 1a on pan base 1；

Figure 10 is the flow chart for controlling cooking apparatus starting heating or pressurization.

Specific embodiment

As shown, the present invention proposes a kind of cooking apparatus with the sealed structure of dual safety, the cooking apparatus packet It includes pan base 1, the interior pot 11 being placed on the pan base 1 and turnable is hinged on the 1 rear end position of pan base Pot cover 2, the pot cover 2 are used to cover the pot mouth of the interior pot 11 based on a closing lid when acting.The wherein interior pot 11 With the rigid pot edge 110 outwardly protruded, the pot cover 2 includes outer cover 21, the decoration cover being arranged in above shown outer cover 21 23, the rigid member 22 being mounted below the outer cover 21, the rigid member 22 is for bearing or sharing in the interior pot 11 Air pressure.In the present embodiment, the rigid member 22 forms the inner cover of the pot cover 2, certainly in other implementations It can also be and inner cover is installed below the rigid member 22.The inner cover is used to cover when based on a closing lid movement To the pot mouth of the interior pot 11.It further include locking mechanism, the locking mechanism is for completing twin-lock mechanism, the twin-lock mechanism packet Include the pan base 1 under the 2 closing lid environment of pot cover, not only by the rigid member 22 and the rigid pot edge 110 it Between locked, and by one of them and the pan base 1 in the outer cover 21, rigid member 22 or rigid pot edge 110 It is locked.Wherein, the locking mechanism is used to that the closing lid for overturning closing lid to be allowed to instruct in response to one of the pot cover 2 dynamic Make, be automatically performed the twin-lock mechanism to realize that one turns over closing lid, the locking mechanism be also used in response to one allow open Lid instruction automatically terminates the twin-lock mechanism to realize that a key is uncapped；It further include tripper, the tripper is for passing Instruction of uncapping is passed, the locking mechanism is driven to release the twin-lock mechanism.Wherein, the instruction of uncapping of a permission is that expression is opened One order of lid demand or behavior act.Wherein, the twin-lock mechanism of the pot cover is automatically terminated to realize that a key is uncapped, and is Refer to automatically terminate and limit the locking relation that the pot cover is opened in the twin-lock mechanism, including following locking relation: the first locking Relationship releases the locking between the rigid member and the rigid pot edge；Second locking relation releases the outer cover or rigidity The locking of one of them in component between the pan base.It can be simultaneously as the first locking relation and the second locking relation It releases, can also successively release in chronological order.And a key uncap in " key " refer to instruction or table that one is uncapped Up to a key of one instruction of uncapping of movement or execution of uncapping of an instruction of uncapping.And a key is uncapped, and is exactly in sound It just completes to release the twin-lock mechanism after answering an instruction of uncapping.

With reference to the accompanying drawing to the knot of the cooking apparatus with the sealed structure of dual safety of application technical solution of the present invention Structure is further described.

As depicted in figs. 1 and 2, the locking mechanism includes first locking mechanism 100, and the first locking mechanism 100 is wrapped The support frame (3,3a) for the left and right arrangement of a pair being slidably arranged on the outer cover 21 is included, support frame as described above (3,3a) can not only It reaches and is acted in response to closing lid and relatively close movement is moved to the center position of the outer cover 21, and can also be in response to described Instruction that tripper 200 was transmitted uncap and opposite be moved away from is moved to the lateral direction of the outer cover 21.The branch Being respectively set on support (3,3a) there are two rigid holder 4(is respectively rigid holder 4a and rigid holder 4b, and rigidity is pressed from both sides Holder 4c and rigid holder 4d.Certainly it can be and be arranged described in three, four or even more in other implementations Support frame, each support frame setting one, three even more rigid holders are also feasible), the rigidity folder Holder 4 have the upper clamping opening that splits up and down in 41, lower clamping opening 42 and be connected to the upper clamping opening in 41, lower clamping opening 42 between Clamping opening connection wall 43.The upper clamping opening is formed with clamping opening 40(between 42 and the connection wall 43 in 41, lower clamping opening and exists certainly In other embodiments, each rigid holder 4 can also be arranged two, three or more described clamping opening are also can With).The rigid holder 4 is used for when support frame as described above (3,3a) is mobile to the center position of the outer cover 21 with it The rigid pot edge 110 of the rigid member 22 and the interior pot 11, the rigidity clamping can be clamped by the clamping opening 40 Device 4 is also used for discharge when support frame as described above (3,3a) is mobile to the lateral direction of the outer cover 21 with it respectively described The rigid pot edge 110 of interior pot 11.Certainly increasing the lateral direction shift motion of the rigid holder 4 to the outer cover 21 In the case of, the rigid holder 4 can also discharge the rigid member 22.In order to drive support frame as described above (3,3a) to The center position of the outer cover 21 is mobile and the rigid holder 4 on support frame as described above (3,3a) is allowed to be maintained at clamp position, institute Stating locking mechanism further includes locking driver, and the locking driver is the tension spring 6 with reset drives power, the pulling force The both ends of spring 6 are connected on the support frame as described above (3,3a) of a pair of left and right arrangement.The tension spring 6 is for responding It is acted in closing lid and the center position of support frame as described above (3,3a) Xiang Suoshu outer cover 21 can be driven mobile.

The tripper 200 includes the mobile middle transition arm body 5 being arranged on the outer cover 21, the middle transition Arm body 5 is associated with support frame as described above (3,3a), and the specifically described middle transition arm body 5 passes through a pair of of swing arm (51,52) respectively A pair of of support frame as described above (3,3a) is abutted against indirectly.Certainly in other implementations it is also possible that the middle transition arm Body 5 directly abuts against a pair of of support frame as described above (3,3a).When the middle transition arm body 5 instructs and in response to uncapping with forward direction Running torque and it is positive mobile when can drive support frame as described above (3,3a) opposite outside being moved away from i.e. to the outer cover 21 Direction is mobile, and the tension spring 6 is driven to open accumulation of energy.When the middle transition arm body 5 in response to closing lid act and When losing positive running torque, the tension spring 6 can drive a pair of of support frame as described above (3,3a) relatively close movement i.e. to The center position of the outer cover 21 is mobile, and the power of a pair of of support frame as described above (3,3a) relatively close movement can be driven in the reverse direction The middle transition arm body 5 moves backward.

In addition to this, in other implementations, the tension spring can also use similar alternative arrangements, such as scheme Shown in 7, one end of 6 ' of tension spring connects 21 ' of outer cover and the other end is connected on 5 ' of middle transition arm body, 5 ' of middle transition arm body is flexibly connected support frame as described above (3 ', 3a ').5 ' of middle transition arm body and support frame as described above To there are many movable connection structures between (3 ', 3a '), such as it is respectively arranged with and is obliquely installed on support frame as described above (3 ', 3a ') To sliding slot (30 ', 30a '), it is provided with to be respectively protruding into the sliding slot (30 ', 30a ') on 5 ' of middle transition arm body and dials Arm (51 ', 52 ').The sliding slot can be passed through when 5 ' of middle transition arm body has positive running torque and positive movement 21 ''s of a pair of of support frame as described above (3 ', 3a ') Xiang Suoshu outer cover of (30 ', 30a ') and the wiper arm (51 ', 52 ') cooperation driving is outer Side direction is mobile and driving 6 ' of tension spring opens accumulation of energy, otherwise when 5 ' of middle transition arm body is acted in response to closing lid When losing positive mobile torque, 6 ' of tension spring can by the sliding slot (30 ', 30a ') and the wiper arm (51 ', 52 ') cooperate driving support frame as described above (3 ', 3a ') relatively close movement i.e. mobile to the center position of 21 ' of outer cover, and Also 5 ' of middle transition arm body can be driven to move backward.Certainly in other implementations, the middle transition arm body 5 ', which can also be, is movably connected with support frame as described above (3 ', 3a ') by swing arm.

According to the above technical scheme, the tension spring 6 can allow the rigid holder 4 on support frame as described above (3,3a) to The center position of the outer cover 21 is mobile and is maintained at clamp position, but the tension spring 6 cannot prevent the centre again The lateral direction of positive mobile driving support frame as described above (3,3a) the Xiang Suoshu outer cover 21 of transition arm body 5 is mobile.In addition, the pulling force Spring 6 allows formation between a pair of of support frame as described above (3,3a) to be flexibly connected, and is conducive to that the rigid holder 4 can flexibly be adjusted Whole clip position and be adapted to the rigid pot edge 110 for clamping the rigid member 22 and the interior pot 11, avoid due to rigging error, The rigid pot edge 110 of foozle or the rigid member 22, the interior pot 11 factors such as occurs deforming in use and deposits And cause the rigid holder 4 that cannot be clamped to the rigid member 22 and the interior pot 11 rigid pot edge 110 on and Increase security risk, so above scheme can be improved the operational stability and safety in utilization of cooking apparatus, reduces equipment The malfunction of operation.The locking driver is in other implementations, described other than it can be the tension spring 6 Locking driver can also be that a pair of the first magnet (being not drawn into figure) that can be attracted each other, a pair of first magnet are split On the support frame as described above (3,3a) of a pair of left and right arrangement.When the middle transition arm body 5 is positive with positive running torque Mutual magnetic power drive a pair of support frame as described above (3,3a) Xiang Suoshu outer cover between first magnet can be resisted when mobile 21 lateral direction is mobile, otherwise when the middle transition arm body loses the torque of positive movement in response to closing lid movement, institute Stating the first magnet can drive support frame as described above (3,3a) relatively close movement i.e. mobile to the center position of the outer cover 21, and And the middle transition arm body 5 can also be driven to move backward.

Further, can attract each other the is also respectively provided on the outer cover 21 and the middle transition arm body 5 Two magnets (are not drawn into) in figure, when the middle transition arm body 5 in response to closing lid movement lose positive running torque when, it is described in Between transition arm body 5 will bear can drive its move backward double drive power, side's driving force derive from second magnet Magnetic driving force, another party's driving force derive from the tension spring 6 direct or indirect driving force.Second magnet with The reverse movement of middle transition arm body 5 described in 6 coordinated drive of tension spring.

As shown in Figure 3, Figure 5 and Figure 6, a pair of of support frame as described above (3,3a) and the connection relationship between the outer cover 21 are phases With, it is described by taking the connection relationship between support frame as described above 3 and outer cover 21 as an example below.In the leftward position of the outer cover 21 The left and right evacuation notch (210,211) split there are two being arranged.Wherein, the rigid holder 4a setting is lacked in the evacuation In mouthfuls 210, the upper clamping opening side 41 of the rigid holder 4a is arranged in the top of the rigid member 22, and the lower clamping opening side 42 are arranged in the lower section of the rigid member 22.Threaded pillar (212,213), the column are provided on the outer cover 21 Sub (212,213) are each passed through the support frame as described above 3 of 21 top of outer cover, revolve respectively on pillar (the 212,213) top It is connected to press screw (31,32), spring pocket (33,34) are also respectively sleeved on the pillar (212,213), in the spring Top pressure spring (35,36), the spring are respectively arranged between set (33,34) and the screw terminal of press screw (31,32) Set (33,34) presses against the upper surface of support frame as described above 3 to allow the upper clamping opening side 41 of the rigid holder 4a to be held against The upper surface of described 22 outer position of rigid member, and with support frame as described above 3 on the upper surface of the 22 outer position of a rigid member left side It moves right.According to the above technical scheme, the top pressure spring (35,36) is compressed in the spring pocket (33,34) and institute by limitation It states between the screw terminal of press screw (31,32) and presses the spring pocket (33,34) downwards and allow the rigid holder 4a's Upper clamping opening side 41 is held against at the upper surface of described 22 outer position of rigid member, in this way in assembly, the rigid member 22 The upper surface of outer position can position for the assembly of the rigid holder 4a and provide positioning datum, and relatively existing configuration is upper and lower double The scheme in gap is compared, and is reduced to the rigid member 22 and the fitted position of the rigid holder 4a in the up-down direction The operation controlled, reduces assembly difficulty.In addition also help the consumable quantity for reducing the rigid holder 4a, reduce at This.Secondly it can also allow and form flexible connection between support frame as described above 3 and the outer cover 21.It is swollen in culinary art pressure process mesohigh Inner cover described in expansive force pushing tow float when, the rigid member 22 can by the rigid holder 4c drive support frame as described above (3, 3a) resist the elastic pressure on top surface of the top pressure spring (35,36) and float so as to buffer high pressure expansive force, advantageously reduce from The inner cover is transmitted to the high pressure expansive force on the outer cover 21, to occur after avoiding 21 stress of outer cover severely deformed. In addition, the rigid holder 4b is arranged in the evacuation notch 211, the rigid holder is equally allowed by above structure The upper clamping opening side of 4b is held against at the upper surface of described 22 outer position of rigid member.

As shown in figure 4, the locking mechanism further includes second locking mechanism 100a, the second locking mechanism 100a includes A pair can be realized the upper and lower clasp (8,8a) of mutual clasp joint, and the upper clasp 8 is arranged on the outer cover 21, the lower button Hook 8a is rotatably arranged on the pan base 1.A pair of upper and lower clasp (8,8a) can not only act in response to closing lid And with respect to clasp joint and also can also be transmitted in response to the tripper 200 uncap instruction and mutually break off relations.The intermediate mistake Arm body 5 is crossed not only to be associated with support frame as described above (3,3a) but also be also associated with the upper and lower clasp (8,8a).The middle transition Arm body 5 be used in response to uncap instruction and there is positive running torque and it is positive mobile when can drive support frame as described above (3,3a) It is mobile to the lateral direction of the outer cover 21, it can also drive a pair of upper and lower clasp 8a to break off relations；The middle transition arm body 5 allow support frame as described above (3,3a) Xiang Suoshu when being also used to act in response to closing lid and lose positive running torque and move backward The center position of outer cover 21 is mobile, can also discharge a pair of upper and lower clasp (8,8a) and allow their clasp joints.According to above-mentioned Technical solution can manipulate indirectly support frame as described above (3,3a) and the upper and lower clasp by manipulating the middle transition arm body 5 The movement of (8,8a), so as to control the rigid holder 4 on support frame as described above (3,3a) clamp position and it is described it is upper, The hooked position of lower clasp (8,8a).The middle transition arm body 5 becomes the centre that instruction of uncapping is transmitted to the locking mechanism Transferring member.In other embodiments, the upper clasp 8 can also be arranged on rigid member 22.

As shown in Figure 10, the cooking apparatus with the sealed structure of dual safety further includes having central controller (in figure It is not drawn into) and position sensor (being not drawn into figure), the position sensor is for sensing the locking mechanism (100,100a) Complete twin-lock mechanism position signal in place and the position signal fed back into the central controller, it is described in Centre controller is used to determine whether starting heating or pressurization according to the position signal.Further, the sensor is for feeling It surveys support frame as described above (3,3a) or the rigid holder 4 and whether reaches predetermined position to the movement of the center position of the outer cover 21 Position signal, the central controller be used for according to the sensed support frame as described above of the sensor (3,3a) or it is described rigidity folder Holder 4 is moved into the position signal in predetermined position to the center position of the outer cover 21, determines starting heating or pressurization, no Heating or pressurization are not started then.Opening for the cooking apparatus intelligence and can be efficiently controlled by the central controller in this way The condition of dynamic heating or pressurization is conducive to the cooking apparatus and effectively guarantees the culinary art effect for heating or pressurizeing, meets and use The culinary art of person needs, and is additionally favorable for optimizing the usage safety performance of the cooking apparatus.It further, further include display, Show that the twin-lock mechanism has executed analog signal in place by the display.Certainly in other implementations, Can also control cannot start pressurization when the locking mechanism (100,100a) does not complete the twin-lock mechanism but can star Heating, or can star pressurization, but be only defined within the scope of minute-pressure.

The middle transition arm body 5 often in collecting state and cannot direct touching manipulation, Given this further, institute Stating tripper 200 further includes button 7, and the button 7 is that the middle transition arm body 5 provides for responding action command of uncapping Positive running torque simultaneously drives the middle transition arm body 5 positive mobile.The instruction of uncapping so allowed in response to one, by It is instructed and provided driving force in described uncap, automatically terminates the twin-lock mechanism of the pot cover 2 to realize that a key is uncapped.

In above scheme, the first locking mechanism 100 locks the rigid member 22 in response to closing lid action command With the rigid pot edge 110, the second locking mechanism 100a in response to closing lid instruction action and by the outer cover 21 with it is described Pan base 1 is locked.In other implementations, a total locking mechanism, total locking mechanism can also be only set Structure it is similar with the structure of the first locking mechanism 100, the main distinction be setting there are three, four or multiple supports Frame, the rigid holder on support frame as described above can clamp the rigid pot edge of the rigid member 22, the interior pot 11 simultaneously 110 and the pan base 1 flanging 1a.As shown in figure 8,4 ' of rigid holder is provided with clamping opening 40 ', it is described just Property component 22, the rigid pot edge 110 of the interior pot 11 and the pan base 1 flanging 1a be clamped in the same clamping opening simultaneously In 40 '.Or the rigid holder can use structure as shown in Figure 9, for the ease of distinguishing, shown rigid holder Labeled as 4 ", " there are two clamping opening, respectively clamping opening 40a " and clamping opening 40b ", wherein the rigidity for setting for the rigid holder 4 Component 22, the interior pot 11 rigid pot edge 110 simultaneously be clamped in clamping opening 40 a ", the flanging of the pan base 1 1a is clamped in clamping opening 40b ".Total locking mechanism is instructed in response to a closing lid for allowing to overturn closing lid of the pot cover Movement is completed at the same time twin-lock mechanism to realize that one turns over closing lid, in response to the instruction of uncapping of a permission, while releasing described double Lock mechanism is to realize that a key is uncapped.The outer cover 21 is closed by the connection relationship stable lid of itself and the rigid member 22 On the pan base 1, the ability that the pot cover 2 resists pot inner pressure is also advantageously improved, making for cooking apparatus is further increased Use safety.The setting of the second locking mechanism 100a can be omitted in this way.Institute can of course be locked by a locking mechanism The rigid pot edge 110 of rigid member 22, the interior pot 11 is stated, another locking mechanism locks the rigid member 22 and the pot Pedestal 1.Or the rigid pot edge 110 of the rigid member 22, the interior pot 11 is locked by a locking mechanism, another lock Determine the mechanism locking rigid pot edge 110 and the pan base 1, the outer cover 21 passes through the connection of itself and the rigid member 22 Locking relation stable lid between relationship and the rigid member 22 and the rigid pot edge 110 is closed on the pan base 1, But also directly the interior pot 11 can be placed on the pan base 1 with correct posture, guarantee the normal of cooking apparatus It uses.

If the rigid holder 4 is restored to latched position after uncapping before closing lid, closing lid next time must be influenced Operation, so in need allow the rigid holder 4 to be maintained at unlocked position before closing lid after uncapping.It is Given this further, As shown in figure 4, the tripper 200 further includes unlock holding mechanism 300, the unlock holding mechanism 300 is for that ought allow institute Stating after middle transition arm body 5 loses positive running torque can allow the middle transition arm body 5 to be maintained at unlocked position.Specifically It says, the unlock retainer includes the running fix column 9 being movably arranged on the middle transition arm body 5, setting in described Between between transition arm body 5 and the running fix column 9 and holding spring that the running fix column 9 can be driven to move down 91, the receiving opening 214 that the end for receiving the running fix column 9 on the outer cover 21 is arranged in and setting are in institute State the protrusion 12 for facing the receiving opening 214 on pan base 1.When 2 closing lid of pot cover, described raised 12 are inserted into The running fix column 9 is ejected into the receiving opening 214 into the receiving opening 214, the middle transition arm body 5 loses at this time Retentivity and move backward and leave the receiving opening 214 with the running fix column 9, when the middle transition arm body 5 just To when mobile completion unlock, the pot cover 2 starts to dig, and the running fix column 9 is not only moved to the upper of the receiving opening 214 It side and is reinserted into the receiving opening 214 therewith under the driving for keeping spring 91 and allows the middle transition arm body 5 are maintained at unlocked position.Accordingly even when the rigid holder 4 is also not easy the center position to the outer cover 21 after by external force It is mobile and be mistakenly switched to locked position and influence the lid closing operation of the pot cover 2 next time.It so can not only be real Smooth closing lid can also be realized by now smoothly uncapping.Closing lid instruction action is implemented before completing, and the twin-lock machine for releasing the pot cover 2 is kept The state of system.

As shown in figure 4, pot cover 2 is hastily opened when if cooking environments being in high pressure conditions in the pot of the interior pot 11, Food can eject scald user or even the pot cover 2 and blow up out under high pressure effect and injure user by a crashing object in pot, non- It is often dangerous.It is therefore necessary to limit the opening condition of the pot cover 2.Given this further, the rigid member 22 with it is described Unlocking motion between rigid pot edge 110 is limited by atmospheric pressure in the pot of the interior pot 11, when air pressure in the pot of the interior pot When pressure is higher than threshold value, the unlocking motion between the rigid member 22 and rigid pot edge 110 is given by self-locking mechanism 400 Limitation.The self-locking mechanism is arranged on the rigid member 22 of the pot cover 2 and is able to respond in air pressure in the interior pot 11.Institute Stating self-locking mechanism 400 includes self-locking column 92, oneself that can receive the self-locking column 92 is provided on the middle transition arm body 5 Lockhole 50, certainly in other implementations, the self-locking hole 50 can also be arranged on support frame as described above (3,3a).It is described Self-locking column 92 is used for when atmospheric pressure is higher than threshold value in the pot of the interior pot 11, be inserted into the self-locking hole 50 to allow it is described in Between transition arm body 5 on the outer cover 21 it is immovable realize it is self-locking and be maintained at locked position.According to the above technical scheme, when When atmospheric pressure is higher than threshold value in the pot of the interior pot 11, the movement of middle transition arm body 5 is limited by the self-locking column 92, The pot cover 2 cannot be opened at this time.Only when atmospheric pressure is lower than threshold value in the pot of the interior pot 11, the self-locking column 92 It is detached from the self-locking hole 50 and releases after the movement of the middle transition arm body 5 the just openable pot cover 2.It is as described self-locking Column 92 is in response to atmospheric pressure in the pot of the interior pot and to the unlocking motion between the rigid member 22 and rigid pot edge 110 It is limited, effectively improves the usage safety performance of cooking apparatus.In addition to this, the rigid member 22 and the rigidity Unlocking motion between pot edge 110 can also be the kettle temperature for being limited by the interior pot 11, when the temperature of the interior pot is higher than When threshold value, the unlocking motion between the rigid member 22 and rigid pot edge 110 is limited by self-locking mechanism.

In order to drive support frame as described above (3,3a) to automatically move, can also use in other implementations as follows Drive scheme, the locking mechanism further include the motor driver being arranged on the outer cover 21, the motor driver transmission Connect support frame as described above (3,3a), the motor driver for driven in response to closing lid instruction action support frame as described above (3, 3a) center position of Xiang Suoshu outer cover 21 it is mobile and also can also be transmitted in response to the tripper 200 uncap instruction and It is mobile to the lateral direction of the outer cover 21.According to technical solution, by the motor driver can to support frame as described above (3, 3a) realize automation control.

According to the above technical scheme it can be found that not only leading to compared with the existing technology due to being provided with the twin-lock mechanism The locking crossed between the rigid member 22 and the rigid pot edge 110 and the encapsulation scheme for simplifying the interior pot 11, and The closing lid scheme for also simplifying entire cooking apparatus in particular improves between the outer cover 21 and the pan base 1 of the pot cover 2 Connective stability and controllability during the cooking process；Such as in the scheme using the outer cover 21 and the pan base 1 locking In, the outer cover 21 is then closed on the pan base 1 by direct stable lid, be conducive to control well the outer cover 21 with it is described Fit clearance between pan base 1, and allow the interior pot 11 to be placed on institute with correct posture by the press of the outer cover 21 It states on pan base 1, guarantees the normal use of cooking apparatus；In addition, since the closing lid for allowing to overturn closing lid in response to one instructs Movement, the pot cover 2 complete the twin-lock mechanism to realize that one turns over closing lid, in response to the instruction of uncapping of a permission, automatically The twin-lock mechanism of the pot cover 2 is released to realize that a key is uncapped.So can simply, easily complete the uncapping of the pot cover 2, Closing lid operation improves the convenient application experience of cooking apparatus.

Claims (10)

1. the cooking apparatus with top-pushing mechanism, the cooking apparatus includes pan base, the interior pot that is placed on the pan base The pot cover with turnable being hinged on the position of pan base rear end, the outwardly convex rigid pot edge out of the interior cookware, institute The rigid member that pot cover includes outer cover, is mounted below the outer cover is stated, the pot cover is used for when based on a closing lid movement Cover the pot mouth of the interior pot；It is characterized in that, outer cover is provided with locking mechanism, the locking mechanism includes sliding Described outer at least a pair of supporting covered is set, at least one rigidity clamping with clamping opening is provided on support frame as described above Device, the rigid holder is used for can be by described when support frame as described above is mobile to the center position of the outer cover with it Clamping opening at least clamps the rigid pot edge of the rigid member and the interior pot, and the rigid holder is also used for when the support Frame can discharge the rigid pot edge of the interior pot with it to the lateral direction of the outer cover when mobile；It further include locking driving Device, the locking driver are the tension springs with reset drives power, the tension spring for drive support frame as described above to The center position of the outer cover is mobile；It further include the mobile middle transition arm body for being arranged in and being covered outside described, the middle transition The lateral direction of driving support frame as described above to the outer cover is mobile when arm body forward direction is mobile and the driving tension spring is opened and stored Can, allow when reverse movement support frame as described above mobile to the center position of the outer cover.

2. cooking apparatus according to claim 1, which is characterized in that the both ends of the tension spring are connected to a pair On the support frame as described above of left and right arrangement, the middle transition arm body directly abuts against the support frame as described above or logical of a pair of of left and right arrangement The support frame as described above that a pair of of swing arm abuts against a pair of of left and right arrangement respectively is crossed, when the middle transition arm body is with positive mobile Torque and it is positive mobile when opposite be moved away from of a pair of of support frame as described above can be driven to move to the lateral direction of the outer cover And the driving reset spring opens accumulation of energy, otherwise when the middle transition arm body loses positive running torque and moves backward When, the tension spring can drive the relatively close movement of a pair of of support frame as described above i.e. mobile to the center position of the outer cover, And the power of the relatively close movement of a pair of of support frame as described above can be driven in the reverse direction the middle transition arm body reverse movement.

3. cooking apparatus according to claim 1, which is characterized in that one end of the tension spring connect the outer cover and The other end is connected on the middle transition arm body, and the middle transition arm body is flexibly connected support frame as described above or passes through swing arm It is movably connected with support frame as described above, can be driven when the middle transition arm body has positive running torque and positive movement The lateral direction of a pair of of support frame as described above to the outer cover is mobile and the driving tension spring opens accumulation of energy, otherwise works as in described Between transition arm body when losing positive mobile torque, the tension spring can drive support frame as described above to the center of the outer cover Direction is mobile, and the middle transition arm body can be driven to move backward.

4. cooking apparatus according to claim 1,2 or 3, which is characterized in that further include button, the button is used for as institute Middle transition arm body is stated positive running torque is provided and drives the middle transition arm body forward direction mobile.

5. cooking apparatus according to claim 1,2 or 3, which is characterized in that further include unlock holding mechanism, the unlock Holding mechanism after allowing the middle transition arm body to lose positive running torque for that can allow the middle transition arm body to keep In unlocked position.

6. cooking apparatus according to claim 5, which is characterized in that the unlock retainer is described including being movably arranged on Running fix column, setting on middle transition arm body between the middle transition arm body and the running fix column and can drive Move holding spring that the running fix column moves down, be arranged in it is described it is outer cover for receiving the running fix column The receiving opening of one end and the protrusion for facing the receiving opening being arranged on the pan base；When the pot cover closing lid When, the protrusion is inserted into the receiving opening running fix capital going out the receiving opening, at this time the centre Transition arm body loses retentivity and moves backward and leave the receiving opening with the running fix column, when the middle transition When the mobile completion of arm body forward direction unlocks, the pot cover starts to dig, and the running fix column is not only moved to the receiving opening It top and is reinserted into the receiving opening therewith under the driving for keeping spring the middle transition arm body is allowed to protect It holds in unlocked position.

7. cooking apparatus according to claim 1,2 or 3, which is characterized in that being additionally provided on the pot cover can ring The self-locking mechanism of air pressure or temperature in interior pot described in Ying Yu, the self-locking mechanism includes self-locking column, the middle transition arm body Or the self-locking hole that can receive the self-locking column is provided on support frame as described above, the self-locking column is used for when in the pot of the interior pot When atmospheric pressure or temperature are higher than threshold value, the self-locking hole is inserted into allow the middle transition arm body or support frame as described above in institute It is self-locking that immovable realization is covered outside stating.

8. cooking apparatus according to claim 1,2 or 3, which is characterized in that the rigid member forms the pot cover Inner cover, or inner cover is installed below the rigid member, the inner cover is used to cover when based on a closing lid movement To the pot mouth of the interior pot.

9. cooking apparatus according to claim 1,2 or 3, which is characterized in that a clamping opening side of the rigid holder It is tightly attached to the upper surface of rigid member outer position and with support frame as described above on the upper surface of a rigid member outer position left side It moves right.

10. cooking apparatus according to claim 9, which is characterized in that outer cover is provided with threaded pillar, The pillar passes through the support frame as described above above the outer cover, press screw is screwed in the top of the pillar, in the pillar On be also socketed with spring pocket, the spring pocket and it is described press screw screw terminal between be provided with top pressure spring, the bullet Spring set presses against the upper surface of support frame as described above to allow a clamping opening side of the rigid holder to be held against in the rigidity The upper surface of component outer position.