CN107788827A

CN107788827A - Electric pressure cooking saucepan and its hood-opening device

Info

Publication number: CN107788827A
Application number: CN201610802451.6A
Authority: CN
Inventors: 肖兵锋
Original assignee: Foshan Shunde Midea Electrical Heating Appliances Manufacturing Co Ltd
Current assignee: Foshan Shunde Midea Electrical Heating Appliances Manufacturing Co Ltd
Priority date: 2016-09-02
Filing date: 2016-09-02
Publication date: 2018-03-13

Abstract

The invention provides a kind of electric pressure cooking saucepan and its hood-opening device, the hood-opening device includes driving member and lid-opening button, driving member can be rotatably mounted in cover, driving member is connected with pot cover, and pot cover can be driven to rotate；Lid-opening button by rotating shaft can be rotatably mounted in cover, and be connected with jacket；Wherein, when driving member turns to the first predeterminated position, the pot tooth in the pot tooth and jacket on pot cover is separated, when driving member turns to the second predeterminated position, driving member is connected on lid-opening button, to drive lid-opening button to be rotated relative to inner cap, lid-opening button is separated with jacket.Hood-opening device provided by the invention, when driving member turns to the second predeterminated position, driving member produces cross force to the second end of lid-opening button, lid-opening button is driven to rotate, so as to which cross force caused by driving member is rotated is converted into the infeed stroke of lid-opening button, so that the space needed for lid-opening button rotation process is small, motion is smooth.

Description

Electric pressure cooking saucepan and its hood-opening device

Technical field

The present invention relates to kitchen utensils field, more specifically, is related to a kind of electric pressure cooking saucepan and its hood-opening device.

Background technology

The mode of uncapping of existing electric pressure cooking saucepan is that one end of lid-opening button produces longitudinal force formation longitudinal stroke, by opening Lid button rotating shaft it is spacing, be converted into the lateral displacement of the lid-opening button other end, this kind mode of uncapping has following drawback：1st, by Then longitudinal stroke, easily artificially touching by mistake causes to uncap；2nd, path increment is big, and mechanism kinematic space is big, and mechanism active procedure is easy Clamping stagnation.

The content of the invention

It is contemplated that at least solves one of technical problem present in prior art.

Therefore, the purpose of one aspect of the present invention be to provide it is a kind of by driving member rotate caused by cross force be converted to The infeed stroke of lid-opening button realizes the hood-opening device for the electric pressure cooking saucepan uncapped.

The purpose of another aspect of the present invention is to provide a kind of voltage of the hood-opening device including above-mentioned electric pressure cooking saucepan Power pot.

To achieve the above object, the embodiment of one aspect of the present invention provides a kind of hood-opening device of electric pressure cooking saucepan, The electric pressure cooking saucepan includes lid and jacket, and the lid includes inner cap and pot cover, and the hood-opening device includes：Driving member, It can be rotatably mounted in described and cover, the driving member is connected with the pot cover, and the pot cover can be driven to rotate, Rotary handle is connected with the driving member, rotating the rotary handle can drive the driving member to rotate；And lid-opening button, It can be rotatably mounted in described and covered by rotating shaft, and be connected with the jacket；Wherein, the driving member turns to During the first predeterminated position, pot tooth on the pot cover is separated with the pot tooth on the jacket, and the driving member turns to the During two predeterminated positions, the driving member is connected on the lid-opening button, to drive the lid-opening button relative to the inner cap Rotate, the lid-opening button is separated with the jacket.

The hood-opening device for the electric pressure cooking saucepan that the above embodiment of the present invention provides, rotary handle is rotated, drive driving member relative Rotated in inner cap, in rotation process, pot tooth in pot tooth and jacket on pot cover can successively be driven and uncap by rotating driving member The separation of button and jacket, specifically, when driving member turns to the first predeterminated position, in the pot tooth and jacket on pot cover Pot tooth be separated, when being rotated further driving member to the second predeterminated position, driving member drive lid-opening button rotated relative to inner cap, The separation of lid-opening button and jacket is realized, realizes uncapping for electric pressure cooking saucepan.Due to turning to the second predeterminated position in driving member When, driving member is connected on one end (the second end) of lid-opening button, and the end (the second end) of pushing tow lid-opening button, split The end of lid button produces cross force, drives lid-opening button to be rotated relative to inner cap, makes the other end (first of lid-opening button End) produce infeed stroke, realize the separation of lid-opening button and jacket, so as to by driving member rotate caused by cross force convert For the infeed stroke of lid-opening button so that the space needed for lid-opening button rotation process is small, and motion is smooth, and avoids One end of lid-opening button is existing when being longitudinal stroke to touch that the hidden danger for causing to uncap and lid-opening button movement travel amount be big, Yi Ka by mistake The problem of stagnant.

The setting of rotary handle can further improve the convenience that electric pressure cooking saucepan is uncapped.

In addition, the hood-opening device for the electric pressure cooking saucepan that the above embodiment of the present invention provides also has following additional technical feature：

In above-described embodiment, it is preferable that the driving member includes the cantilever of main body and connection on the body；It is described to open Lid button includes first end and the second end, and the first end is connected with the jacket, and the second end is provided with Boss；When the driving member turns to second predeterminated position, the end abutment of the cantilever is on the boss, to drive The lid-opening button rotates relative to the inner cap, the first end is separated with the jacket.

In above-described embodiment, driving member includes main body and is connected to the cantilever of main body side, the first end of lid-opening button It is connected with jacket, the end face relative with cantilever is provided with boss on the second end, and driving member turns to the second predeterminated position When, end (free end) pushing tow boss of cantilever, by the end of cantilever and the cooperation of boss, realize driving member drive uncap by The rotation of button, and then realize the rotation of the first end of lid-opening button so that first end is separated with jacket.

In above-described embodiment, it is preferable that at the end of the cantilever and the abutting of the boss with the rotating shaft Difference in height between axis is more than 0.

When driving member turns to the second predeterminated position, the end pushing tow boss of cantilever, and the end of cantilever and boss support The difference in height connect between place and the axis of rotating shaft is more than 0, so when boss is pressurized, prevents that lid-opening button is stuck, ensures to uncap The flexibility that button rotates relative to inner cap, so as to ensure the flexibility uncapped.

Preferably, at the end of cantilever and the abutting of boss positioned at rotating shaft axis top.

In above-described embodiment, it is preferable that the end of the cantilever is provided with first and coordinates inclined-plane, is set on the boss There is be adapted with the described first cooperation inclined-plane second to coordinate inclined-plane, when the driving member turns to second predeterminated position When, the first cooperation inclined-plane is connected to described second and coordinated on inclined-plane.

When driving member turns to the second predeterminated position, the first cooperation inclined-plane is in contact with the second cooperation inclined-plane, and first matches somebody with somebody Close inclined-plane pushing tow second and coordinate inclined-plane, coordinate inclined-plane to apply cross force to second, coordinated by the first cooperation inclined-plane and second oblique Face is engaged, and lid-opening button is separated with jacket.

In above-described embodiment, it is preferable that it is default to turn to described second along the driving member from first predeterminated position The direction of position, the end of the cantilever are formed slopely the first cooperation inclined-plane to close to the direction of the main body；Edge The driving member turns to the direction of second predeterminated position from first predeterminated position, and the boss is to away from described the The direction of two ends is formed slopely described second and coordinates inclined-plane.

In above-described embodiment, along the rotation direction that the second predeterminated position is turned to from the first predeterminated position, the end of cantilever Gradually tilt and (tilted to the direction away from the second end) to the direction of main body close to the side of the second end on (free end), shape Coordinate inclined-plane into first；Along the rotation direction that the second preset direction is turned to from the first preset direction, boss is to away from the second end The direction in portion, which tilts and (tilted to close to the direction of cantilever), forms the second cooperation inclined-plane.When driving member turns to the second predeterminated position When, first coordinate inclined-plane top pressure second coordinate inclined-plane, and to second coordinate inclined-plane produce horizontal force, so as to drive uncap by Button rotates relative to inner cap, realizes uncapping for electric pressure cooking saucepan.

Preferably, the angle on the first cooperation inclined-plane and the length direction of the cantilever is 50 °~60 °；Described second The angle for coordinating inclined-plane and the width of the second end is 20 °~30 °.

First coordinates the angle of the length direction of inclined-plane and cantilever to be more than or equal to 50 ° and less than or equal to 60 °, and second coordinates tiltedly The angle of the width of face and the second end is more than or equal to 20 ° and less than or equal to 30 °, both can guarantee that the first cooperation inclined-plane passed through Top pressure second coordinates inclined-plane, and coordinates second inclined-plane to produce cross force, and the cooperation inclined-plane of and can reduction first and second coordinate oblique Contact area between face, reduce first and coordinate inclined-plane and second to coordinate the abrasion on inclined-plane, improve the service life of hood-opening device.

Preferably, it is additionally provided with the first cooperation plane on the end of the cantilever, the boss is provided with and described the The second cooperation plane that one cooperation plane is adapted, wherein, the driving member continues to turn after turning to second predeterminated position Dynamic, the first cooperation plane can be connected to described second and coordinate in plane.

After driving member turns to the second predeterminated position, continue to turn along from the first predeterminated position to the direction of the second predeterminated position Dynamic driving member, now, the first cooperation plane are connected in the second cooperation plane, increase active force of the cantilever to lid-opening button, really Protect lid-opening button and jacket is completely separable.

Preferably, the thickness of the boss is more than the thickness of the end of the cantilever.

In the second predeterminated position, lid-opening button rotates, i.e., boss rotates, and the thickness of boss is more than the end of cantilever The thickness in portion, ensures after boss rotates, and the end of cantilever still is able to be connected on boss, and enhancing hood-opening device was uncapped The reliability of journey.

In above-described embodiment, it is preferable that the jacket is provided with buckle, and the lid-opening button is provided with and the buckle The button bit being adapted, so that the jacket and the lid-opening button phase clamping.

In above-described embodiment, it is preferable that the jacket is inwardly projecting to form the buckle, the lid-opening button convex Go out to form the button bit；The axis of the rotating shaft to the center of the inner cap distance not less than the buckle inner face to institute State the distance at the center of inner cap.

Jacket extends to form buckle to the direction close to inner cap center, direction of the lid-opening button to the center away from inner cap Extension forms button bit, it is preferable that the lower surface of buckle and the upper surface of button bit abut against, and the lower surface of buckle and button bit is upper End face is plane；The axis of rotating shaft to the center of inner cap distance not less than buckle inner face to the center of inner cap away from From, i.e., the axis of rotating shaft be located at buckle the inner side of inner face or the inner face of the axis of rotating shaft and buckle in same perpendicular Interior, after ensureing closing lid, inner cap is not threaded off.

In above-described embodiment, it is preferable that the hood-opening device also includes elastic component, be supported on the lid-opening button with it is described Between inner cap, and when the driving member turns to second predeterminated position, the elastic component is compressed.

Elastic component is supported by between the first end of lid-opening button and the side of inner cap, when cantilever is connected on boss, Cross force is produced to boss, drives lid-opening button to overcome the elastic force of elastic component to be rotated relative to inner cap, lid-opening button and jacket It is separated；When cantilever and boss are separated, lid-opening button resets in the presence of elastic component.

In above-described embodiment, it is preferable that the elastic component is that one end is connected on the lid-opening button, and the other end is freely The shell fragment at end.

Shell fragment is connected with lid-opening button, on the first end, the other end is free end for one end connection of shell fragment, and shell fragment has There is the screen resilience that free end can further enhance shell fragment, and make it that the manufacturing process of lid-opening button is simple.Certain shell fragment can also Both ends are connected with body, being partially supported upon between lid and body between both ends.

Certainly, elastic component can also be back-moving spring.

In above-mentioned technical proposal, it is preferable that the thickness of the shell fragment is 1.0mm~1.2mm.

The thickness of shell fragment is less than the low intensity that 1.0mm causes shell fragment, easily occurs the damage of shell fragment during use；Shell fragment Thickness, which is more than 1.2mm, can cause the screen resilience of shell fragment to reduce, therefore the thickness of shell fragment is more than or equal into 1.0mm and is less than or equal to 1.2mm, the service life and use reliability of shell fragment were both can guarantee that, moreover it is possible to make shell fragment that there is enough elasticity.

In above-mentioned technical proposal, it is preferable that the shell fragment is L-shaped, and the shell fragment includes the linkage section and abutting being connected Section, wherein, the linkage section is connected on the first end, and the connecting section is connected in described and covered.

In above-described embodiment, shell fragment includes linkage section and connecting section, and the junction of linkage section and connecting section forms bending, So that shell fragment is L-shaped, by the design of L-type, realizing shell fragment has enough screen resiliences, without using spring can be real The reset of existing lid-opening button.

In above-mentioned technical proposal, it is preferable that the angle between the linkage section and the first end is 75 °~85 °.

The junction of first end and the second end forms bending, is connected with shell fragment on first end, is set on the second end There is a boss being adapted with the cantilever of driving member, the cantilever of driving member is pressed on boss that (driving member turns to the second default position Put) when, driving member drives lid-opening button to be rotated relative to inner cap, realizes that lid-opening button is separated with jacket.

Angle between linkage section and first end is 75 °~85 °, i.e., linkage section is not perpendicular to first end, and will Both angles are arranged to 75 °~85 °, can ensure that shell fragment has the elastically-deformable ability of enough generations, and enable to When uncapping, lid-opening button has enough rotation spaces, i.e. one side shell fragment has enough deformabilities, can replaced completely Spring uses, and another aspect shell fragment need not carry out big change after replacing spring use to lid, be resetted improving lid-opening button Reliability while, do not improve the cost of electric pressure cooking saucepan.

In above-mentioned technical proposal, it is preferable that the shell fragment also includes between the linkage section and the connecting section Changeover portion, the changeover portion are curved.

It is attached between linkage section and connecting section using arc-shaped transition section, connecting section can be further enhanced relative to even The deformability of section is connect, so as to improve the elastic deformability of shell fragment, and the connection between connecting section and linkage section can be ensured Intensity so that when lid-opening button is uncapped relative to lid rotation realization, abut and be not easy to be broken off between linkage section.

In above-mentioned technical proposal, it is preferable that the changeover portion is in circular arc, and the circle where the circular arc changeover portion Radius is 6mm~10mm.

The radius of circle where circular arc changeover portion is more than or equal to 6mm and fully ensures that connecting section is relative less than or equal to 10mm In the deformability of linkage section, and the bonding strength between connecting section and linkage section can be ensured, strengthen the service life of shell fragment.

In above-mentioned technical proposal, it is preferable that covered in described provided with the upper end open for being used to install the lid-opening button Installing space, the bottom wall of the installing space upwardly extend to form catch, and the shell fragment is supported on the catch and described first Between end.

In above-described embodiment, lid is provided with some convex tendons protruding upward, so as to form the installation portion of upper end open, opens Lid button is located in installing space, it is preferable that the first end of lid-opening button is located in installing space, the bottom wall of installing space to Upper extension forms catch, and shell fragment is supported between catch and first end, it is preferable that catch is vertically arranged, and connecting section is also vertical Set, increase the contact area of catch and connecting section.

In above-mentioned technical proposal, it is preferable that through hole is offered on the first end, the shell fragment is connected to the through hole Hole wall on.

The linkage section of shell fragment is connected on the hole wall of through hole, further enhances deformability of the linkage section relative to body, So as to improve the elastic deformation ability of shell fragment, and when lid-opening button uses injection molding, the setting of through hole, beneficial to lid-opening button The demoulding.

In above-mentioned technical proposal, it is preferable that the shell fragment and the lid-opening button are integral type structure, can strengthen shell fragment Bonding strength between lid-opening button, and integral structure moulding process is simple, cost is low.Certainly, shell fragment and lid-opening button Can also be molded respectively, reassemble connection.

Preferably, lid-opening button is working of plastics, such as POM plastic part, and certainly, lid-opening button can also be metalwork.

In above-described embodiment, it is preferable that the hood-opening device of the electric pressure cooking saucepan also includes：Sliding block and torsion spring are interlocked, it is described Interlock sliding block and the driving member and be coaxially installed in rotation in described and cover, the torsion spring be arranged on the gearing sliding block and Between the driving member, and the both ends of the torsion spring block respectively be pressed in it is described gearing sliding block and the driving member on, when the biography When moving part turns to second predeterminated position, the driving member divides in the presence of the torsion spring with the lid-opening button phase From.

Inside cover provided with fixing axle, interlock sliding block and driving member is coaxially installed in rotation in fixing axle.Overcome torsion spring Elastic force rotary driving member after, after driving member turns to the second predeterminated position and loses rotating force, driving member is in torsion spring In the presence of with lid-opening button be separated.In addition, torsion spring itself has certain resistance to deformation intensity, in its strength range, pass Moving part can drive the gearing sliding block being connected with torsion spring to rotate when rotating by torsion spring.

In above-described embodiment, it is preferable that lock pillar is connected with the pot cover, is provided with neck on the gearing sliding block, institute The one end for stating lock pillar is caught in the neck, and the gearing sliding block drives the lock pillar to rotate by the neck, so that described Lock pillar drives the pot cover to rotate.

Interlock and inner cap is provided between sliding block and pot cover, therefore the structure to be linked using neck and lock pillar can make gearing sliding block Effectively drive pot cover rotation.Preferably, inside cover provided with inner cap chute, one end of lock pillar is caught in neck after passing through inner cap chute Interior, lock pillar can drive lock pillar to rotate along inner cap slide, driving member by neck, and lock pillar drives pot cover to rotate, inner cap chute Setting can improve lock pillar slip stationarity.

Preferably, rotary handle is connected in the main body of driving member, can pass through rotary handle rotary driving member.

Preferably, interior cover forms installing spaces, opened provided with multiple convex tendons to raise up, relative two convex tendons Lid button is located in the installing space, and the convex tendon is provided with the mounting groove of upper end open, and the rotating shaft is from the mounting groove Openend load the mounting groove.

Inside cover provided with multiple convex tendons to raise up, limited between two relative convex tendons for installing lid-opening button Installing space, lid-opening button is rotatably arranged in installing space by rotating shaft, and external force acts on lid-opening button so that is opened When lid button turns to setting position relative to inner cap, uncapping for electric pressure cooking saucepan is realized；Convex tendon is provided with the installation of upper end open Mounting groove is inserted in groove, the openend of rotating shaft self installation groove from top to down, realizes the installation that rotating shaft covers inside, assembles simple side Just, reliability is high, avoids the drawbacks of needing rotating shaft could be transferred into installing space by convex tendon deformation in correlation technique.

Preferably, inside covering provided with a plurality of convex tendon protruding upward, two relative convex tendons surround installing space, and relative two Mounting groove is offered on convex tendon.

Lid-opening button covers in being rotatably arranged on, and lid-opening button turns to predeterminated position in the presence of external force When, uncapping for electric pressure cooking saucepan is realized, is moved in parallel compared to lid-opening button relative to inner cap, be i.e. radial direction of the lid-opening button along inner cap Move, the space uncapped needed for mode lid-opening button rotation process in the application is small, and motion is smooth.

In above-mentioned technical proposal, it is preferable that the width of the mounting groove is equal to the diameter of the rotating shaft.

The width of mounting groove is equal with the diameter of rotating shaft, has both facilitated rotating shaft to load mounting groove, and and can avoids rotating shaft from installation Deviate from groove.

In above-mentioned technical proposal, it is preferable that load the direction of the mounting groove along the rotating shaft, the mounting groove it is described The side wall of openend tilts towards close to the direction at the center of the mounting groove, forms guiding surface.

Along top-down direction, the side wall of the openend of mounting groove gradually tilts to the direction at the center of mounting groove, Guiding surface is formed, rotating shaft is further facilitated and loads mounting groove.Preferably, the longitudinal section of mounting groove is in Y types.

In above-mentioned technical proposal, it is preferable that be additionally provided with stopper slot on the convex tendon, the openend of the stopper slot with it is described The groove bottom wall of mounting groove connects, and the junction of the mounting groove and the stopper slot forms bending.

Stopper slot is additionally provided with convex tendon, stopper slot is connected with mounting groove, and rotating shaft enters stopper slot after passing through mounting groove, and The junction of mounting groove and stopper slot forms bending so that the longitudinal section of mounting groove and stopper slot is integrally L-shaped, further prevents Inner cap, the firmness that enhancing lid-opening button is installed in inner cap, so as to improve the reliability that electric pressure cooking saucepan is uncapped are deviate from rotating shaft.

Preferably, mounting groove apart from inner cap center distance be less than stopper slot apart from inner cap center distance, i.e., compared to Stopper slot, mounting groove is closer to the centrally disposed of inner cap.

Preferably, the width of the stopper slot is less than the width of the mounting groove.

After rotating shaft enters the groove bottom wall of stopper slot through mounting groove, because the width of stopper slot is less than the width of mounting groove, Stopper slot countershaft is formed, and partial coherence is spacing, the reliability that enhancing rotating shaft is installed in stopper slot, prevents rotating shaft Play in limit shaft, and rotating shaft can be avoided to deviate from stopper slot.

In above-mentioned technical proposal, it is preferable that the difference of the width of the width of the mounting groove and the stopper slot is in 0.3mm In the range of~0.5mm.

The width of mounting groove is more than the width of stopper slot, and both differences are more than or equal to 0.3mm, less than or equal to 0.5mm, Both it can guarantee that rotating shaft smoothly loaded stopper slot, and can causes stopper slot countershaft plays to interfere spacing effect.

It should be noted that the width of mounting groove refers to being not provided with the width at guiding surface on mounting groove herein.

Preferably, the groove bottom wall of the stopper slot is recessed to be formed and is rotatably assorted to the direction at the center away from the stopper slot Portion, the rotation cooperating portion are adapted with the rotating shaft, and the rotating shaft loads by the mounting groove and the stopper slot successively The rotation cooperating portion.

Rotating shaft loads in rotation cooperating portion by mounting groove and stopper slot successively, and being used for lid-opening button in outer masterpiece realizes electricity When uncapping of pressure cooker, rotating shaft rotates in rotation cooperating portion relative to inner cap, due to the size of rotation cooperating portion, shape Be adapted respectively with the size and dimension of rotating shaft, so as to for the installation of rotating shaft provide platform, it is achieved thereby that rotating shaft relative to The rotation of inner cap.

In a specific embodiment, installing space is located at the right side of inner cap, and during uncapping, lid-opening button is counterclockwise Rotate, now, the direction at the part of right side and upside to the center away from stopper slot is recessed to be formed and turned in the groove bottom wall of stopper slot Dynamic auxiliary section, further improves the smooth degree that lid-opening button rotates.

Preferably, close to the end face of the openend of the stopper slot and the opening of the stopper slot in the rotation cooperating portion The distance at end is less than the distance of the axis of the rotating shaft and the openend of the stopper slot.

Compared to the axis of rotating shaft, close to end face the opening closer to stopper slot of the openend of stopper slot in rotation cooperating portion Mouth end, prevents rotating shaft from deviating from rotation cooperating portion.

Preferably, in the rotation cooperating portion close to the openend of the stopper slot end face and the rotating shaft axis it Between distance in the range of 1.0mm~2.5mm, coming off for lid-opening button can be prevented, while cover inside without prejudice to rotating shaft Assembling.

Preferably, banking stop is arranged with the rotating shaft, to limit axis direction of the lid-opening button along the rotating shaft Motion.

Surround and be equipped with mounting groove, stopper slot and rotation cooperating portion on two relative convex tendons of installing space, rotating shaft is located at The part of lid-opening button both sides is inserted in the rotation cooperating portion on two relative convex tendons respectively, and rotating shaft is located at lid-opening button both sides Banking stop is arranged with part respectively, and banking stop is located in installing space, to limit axis direction of the lid-opening button along rotating shaft Play, the reliability uncapped of enhancing electric pressure cooking saucepan.

In above-mentioned technical proposal, it is preferable that the first plane and the second plane are respectively equipped with the side of the rotating shaft, to subtract Small rotating shaft and the contact area of rotation cooperating portion, reduce rotating shaft and the mutual abrasion of rotation cooperating portion.

Preferably, the first plane and the second plane are oppositely arranged.

Preferably, the lid-opening button and the rotating shaft are integral type structure, are enhanced between lid-opening button and rotating shaft Bonding strength, and integral structure moulding process is simple, cost is low.

Certainly, assembled again after lid-opening button can also be molded respectively with rotating shaft.

The process of uncapping of electric pressure cooking saucepan is：The cooking finishes, and air pressure in pot and temperature drop to openable state Afterwards, rotary handle is rotated, drives driving member to rotate, driving member drives gearing sliding block to rotate, and the neck interlocked on sliding block drives lock Post rotates, and lock pillar drives pot cover to rotate, when turning to the first predeterminated position, the pot tooth on pot cover and the pot tooth phase on jacket Separation；Be rotated further driving member, because lock pillar by inner cap chute or in pot block so that interlock sliding block and pot cover and remain stationary as, When driving member overcomes the elastic force of torsion spring to be rotated further relative to gearing sliding block to the second predeterminated position, the cantilever top pressure on driving member The boss of lid-opening button, first coordinates inclined-plane to coordinate inclined-plane to produce cross force to second, drives lid-opening button to turn relative to inner cap It is dynamic so that buckle is separated with button bit, and now, elastic component is compressed, and is rotated further driving member, and first on driving member coordinates flat Touched with the second cooperation flat face on boss in face, it is ensured that buckle is kept completely separate with button bit, completes to uncap；Unclamp rotary handle, After i.e. driving member loses driving force, torsion spring can drive driving member homing, that is, cause driving member relative to interlocking sliding block to opening The opposite direction in direction of rotation during lid turns to the first predeterminated position so that and cantilever is separated with boss, and in elastic component Under rebound effect, lid-opening button resilience, it is ready for closing lid again.

The embodiment of second aspect of the present invention provides a kind of electric pressure cooking saucepan, including：Lid, the lid include inner cap and Pot cover；Jacket；With the hood-opening device of the electric pressure cooking saucepan described in any of the above-described embodiment.

The present invention second aspect embodiment provide electric pressure cooking saucepan, driving member rotate when pushing tow lid-opening button it is convex Platform, lid-opening button are rotated, and the buckle on the button bit and jacket of lid-opening button first end is separated, and driving member is rotated and produced Cross force be converted into lid-opening button infeed stroke, realize the dropout between lid-opening button and jacket, realization is uncapped, and is entirely opened The space of hood-opening device motion needs is small in lid motion process, it is smooth to move, and can effectively prevent from touching the peace for causing to uncap by mistake Full hidden danger.

The additional aspect and advantage of the present invention will become obvious in following description section, or the practice by the present invention Recognize.

Brief description of the drawings

The above-mentioned and/or additional aspect and advantage of the present invention will become in the description from combination accompanying drawings below to embodiment Substantially and it is readily appreciated that, wherein：

Fig. 1 is the structural representation of the electric pressure cooker lid state described in embodiments of the invention one；

Fig. 2 is the cross section structure diagram of the electric pressure cooker lid state described in embodiments of the invention one；

Fig. 3 is the mplifying structure schematic diagram in A portions in Fig. 2；

Fig. 4 is the structural representation of the pot cover trip status of the electric pressure cooking saucepan described in embodiments of the invention one；

Fig. 5 is the structural representation of the lid-opening button trip status of the electric pressure cooking saucepan described in embodiments of the invention one；

Fig. 6 is the sectional structure signal of the lid-opening button trip status of the electric pressure cooking saucepan described in embodiments of the invention one Figure；

Fig. 7 is the mplifying structure schematic diagram in B portions in Fig. 6；

Fig. 8 is the mplifying structure schematic diagram in C portions in Fig. 6；

Fig. 9 is the structural representation of the uncapped state of the electric pressure cooking saucepan described in embodiments of the invention one；

Figure 10 is the structural representation at a visual angle of the lid-opening button described in embodiments of the invention；

Figure 11 is the structural representation at another visual angle of the lid-opening button described in embodiments of the invention；

Figure 12 is the structural representation at another visual angle of the lid-opening button described in embodiments of the invention；

Figure 13 is the structural representation of the driving member described in embodiments of the invention；

Figure 14 is the assembling structure schematic diagram that the lid-opening button described in embodiments of the invention two covers inside；

Figure 15 is the mplifying structure schematic diagram in I portions in Figure 14；

Figure 16 is the decomposition texture schematic diagram for the assembling structure that the lid-opening button shown in Figure 14 covers inside；

Figure 17 is the cross section structure diagram for the assembling structure that the lid-opening button shown in Figure 14 covers inside；

Figure 18 is the mplifying structure schematic diagram in K portions in Figure 17；

Figure 19 is the cross section structure diagram of the inner cap described in embodiments of the invention two；

Figure 20 is the mplifying structure schematic diagram in P portions in Figure 19.

Wherein, corresponding relations of the Fig. 1 into Figure 20 between reference and component names is：

1 jacket, 11 buckles, 2 lids, 21 inner caps, 22 pot covers, 221 lock pillars, 212 interlock sliding block, 2121 cards Groove, 213 torsion springs, 214 fixing axles, 215 catch, 216 mounting grooves, 2161 guiding surfaces, 217 stopper slots, 218 bendings, 219 rotation cooperating portion, 220 convex tendons, 221 installing spaces, 3 driving members, 31 main bodys, 32 cantilevers, 321 ends, 3211 First cooperation inclined-plane, 3,212 first cooperation planes, 4 lid-opening buttons, 41 first ends, 411 button bits, 42 the second ends, 421 boss, 4,211 first coordinate inclined-plane, and 4,212 first coordinate plane, and 43 rotating shafts, 431 first planes, 432 second is flat Face, 433 banking stops, 44 shell fragments, 441 linkage sections, 442 connecting sections, 443 changeover portions, 444 through holes.

Embodiment

It is below in conjunction with the accompanying drawings and specific real in order to be more clearly understood that the above objects, features and advantages of the present invention Mode is applied the present invention is further described in detail.It should be noted that in the case where not conflicting, the implementation of the application Feature in example and embodiment can be mutually combined.

Many details are elaborated in the following description to facilitate a thorough understanding of the present invention, still, the present invention may be used also By using other be different from it is described here in a manner of implement, therefore, protection scope of the present invention is not by following public tool The limitation of body embodiment.

Electric pressure cooking saucepan and its hood-opening device according to some embodiments of the invention is described with reference to the accompanying drawings.

As shown in Fig. 1, Fig. 4 to Fig. 6, Fig. 9, a kind of dress of uncapping of the electric pressure cooking saucepan provided according to some embodiments of the invention Put, electric pressure cooking saucepan includes lid 2 and jacket 1, and lid 2 includes inner cap 21 and pot cover 22, and hood-opening device includes driving member 3 and opened Lid button 4.Driving member 3 can be rotatably mounted on inner cap 21, and driving member 3 is connected with pot cover 22, and can drive pot cover 22 are rotated, and rotary handle is connected with driving member, and rotation rotary handle can drive driving member to rotate；Lid-opening button 4 is by turning Axle 43 can be rotatably mounted on inner cap 21, and is connected with jacket 1；Wherein, as shown in figure 4, driving member 3 turns to During one predeterminated position, pot tooth on pot cover 22 is separated with the pot tooth on jacket 1, as shown in figure 5, driving member 3 turns to the During two predeterminated positions, driving member 3 is connected on lid-opening button 4, to drive lid-opening button 4 to rotate relative to inner cap 21, makes to uncap Button 4 is separated with jacket 1.

The hood-opening device for the electric pressure cooking saucepan that the above embodiment of the present invention provides, rotary handle is rotated, drive driving member 3 relative Rotated in inner cap 21, in rotation process, the pot tooth on pot cover 22 and the pot tooth on jacket 1 can successively be driven by rotating driving member 3 And the separation of lid-opening button 4 and jacket 1, specifically, when driving member 3 turns to the first predeterminated position, the pot on pot cover 22 Tooth is separated with the pot tooth on jacket 1, and when being rotated further the predeterminated position of driving member 3 to the second, driving member 3 drives lid-opening button 4 rotate relative to inner cap 21, realize the separation of lid-opening button 4 and jacket 1, realize uncapping for electric pressure cooking saucepan.Due to being driven When part 3 turns to the second predeterminated position, driving member 3 is connected on one end (the second end 42) of lid-opening button 4, and pushing tow is uncapped The end (the second end 42) of button 4, cross force is produced to the end of lid-opening button 4, drives lid-opening button 4 relative to inner cap 21 Rotate, the other end (first end 41) of lid-opening button 4 is produced infeed stroke, realize lid-opening button 4 and jacket 1 Separation, so as to which cross force caused by driving member 3 is rotated is converted into the infeed stroke of lid-opening button 4 so that lid-opening button 4 rotates During needed for space it is small, motion is smooth, and the one end (the second end 42) for avoiding lid-opening button 4 is longitudinal stroke When existing touch the hidden danger for causing to uncap by mistake and the problem of the movement travel amount of lid-opening button 4 is big, easy clamping stagnation.

Embodiment one：

A kind of hood-opening device of electric pressure cooking saucepan, electric pressure cooking saucepan include lid 2 and jacket 1, and lid 2 includes inner cap 21 and pot Lid 22, hood-opening device include driving member 3 and lid-opening button 4.Driving member 3 can be rotatably mounted on inner cap 21, driving member 3 with Pot cover 22 is connected, and pot cover 22 can be driven to rotate；Lid-opening button 4 can be rotatably mounted at inner cap 21 by rotating shaft 43 On, and be connected with jacket 1；Wherein, as shown in figure 4, when driving member 3 turns to the first predeterminated position, the pot on pot cover 22 Tooth is separated with the pot tooth on jacket 1, as shown in figure 5, when driving member 3 turns to the second predeterminated position, driving member 3 is connected to On lid-opening button 4, to drive lid-opening button 4 to be rotated relative to inner cap 21, lid-opening button 4 is set to be separated with jacket 1.

Preferably, as shown in figure 1 to figure 13, driving member 3 includes main body 31 and the cantilever 32 being connected in main body 31；Uncap Button 4 includes first end 41 and the second end 42, and first end 41 is connected with jacket 1, and the second end 42 is provided with boss 421；When driving member 3 turns to the second predeterminated position, the end 321 of cantilever 32 is connected on boss 421, to drive lid-opening button 4 rotate relative to inner cap 21, first end 41 is separated with jacket 1.

In above-described embodiment, driving member 3 includes main body 31 and is connected to the cantilever 32 of the side of main body 31, lid-opening button 4 First end 41 is connected with jacket 1, and the end face relative with cantilever 32 is provided with boss 421, driving member 3 on the second end 42 When turning to the second predeterminated position, end 321 (free end) pushing tow boss 421 of cantilever 32, by the end 321 of cantilever 32 with The cooperation of boss 421, realize that driving member 3 drives the rotation of lid-opening button 4, and then realize the first end 41 of lid-opening button 4 Rotate so that first end 41 is separated with jacket 1.

Preferably, as shown in figure 8, at the end 321 of cantilever 32 and the abutting of boss 421 between the axis of rotating shaft 43 Height difference H is more than 0.

When driving member 3 turns to the second predeterminated position, the pushing tow boss 421 of end 321 of cantilever 32, and the end of cantilever 32 321 and boss 421 abutting at difference in height between the axis of rotating shaft 43 be more than 0, so when boss 421 is pressurized, prevent Lid-opening button 4 is stuck, ensures the flexibility that lid-opening button 4 rotates relative to inner cap 21, so as to ensure the flexibility uncapped.

Preferably, the top of axis of the end of cantilever 32 with being located at rotating shaft 43 at the abutting of boss 421.

Preferably, as shown in figure 1 to figure 13, the end 321 of cantilever 32 is provided with the first cooperation inclined-plane 3211, boss 421 It is provided with second be adapted with the first cooperation inclined-plane 3211 and coordinates inclined-plane 4211.

When driving member 3 turns to the second predeterminated position, the first cooperation inclined-plane 3211 is in contact with the second cooperation inclined-plane 4211, And first coordinates the pushing tow second of inclined-plane 3211 to coordinate inclined-plane 4211, coordinate inclined-plane 4211 to apply cross force to second, pass through first Coordinate inclined-plane 3211 to coordinate being engaged for inclined-plane 4211 with second, lid-opening button 4 is separated with jacket 1.

Preferably, as shown in figure 1 to figure 13, the side of the second predeterminated position is turned to along driving member 3 from the first predeterminated position To (direction as shown in arrow W in Fig. 1), the end 321 of cantilever 32 is formed slopely the first cooperation to the direction close to main body 31 Inclined-plane 3211；The direction of the second predeterminated position is turned to along driving member 3 from the first predeterminated position, boss 421 is to away from the second end The direction in portion 42 is formed slopely the second cooperation inclined-plane 4211.

In above-described embodiment, along the rotation direction that the second predeterminated position is turned to from the first predeterminated position, the end of cantilever 32 Gradually tilted in portion 321 (free end) close to the side of the second end 42 to the direction of main body 31 (to remote the second end 42 Direction tilts), form first and coordinate inclined-plane 3211；Edge turns to the rotation direction of the second preset direction from the first preset direction, Boss 421 tilts and (tilted to close to the direction of cantilever 32) formation second to the direction away from the second end 42 and coordinates inclined-plane 4211.When driving member 3 turns to the second predeterminated position, first coordinates the top pressure second of inclined-plane 3211 to coordinate inclined-plane 4211, and right Second coordinates inclined-plane 4211 to produce horizontal force, so as to drive lid-opening button 4 to be rotated relative to inner cap 21, realizes electric pressure cooking saucepan Uncap.

Preferably, as depicted in figure 10 and figure 13, the angle E on the first cooperation inclined-plane 3211 and the length direction of cantilever 32 is 50 °~60 °；Second coordinates the angle D of inclined-plane 4211 and the width of the second end 42 to be 20 °~30 °.

First coordinates the angle of inclined-plane 3211 and the length direction of cantilever 32 to be more than or equal to 50 ° and less than or equal to 60 °, second Coordinate the angle of inclined-plane 4211 and the width of the second end 42 to be more than or equal to 20 ° and less than or equal to 30 °, both can guarantee that first Coordinate inclined-plane 3211 to coordinate inclined-plane 4211 by top pressure second, coordinate second inclined-plane 4211 to produce cross force, and can reduces the One coordinates inclined-plane 3211 and second to coordinate the contact area between inclined-plane 4211, reduces first and coordinates inclined-plane 3211 and second to coordinate The abrasion on inclined-plane 4211, improve the service life of hood-opening device.

Preferably, as shown in Fig. 5 to Fig. 8, Figure 10 to Figure 13, the first cooperation plane is additionally provided with the end 321 of cantilever 32 3212, boss 421 is provided with second be adapted with the first cooperation plane 3212 and coordinates plane 4212, wherein, driving member 3 rotates It is rotated further after to the second predeterminated position, the first cooperation plane 3212 can be connected in the second cooperation plane 4212.

After driving member 3 turns to the second predeterminated position, continue along from the first predeterminated position to the direction of the second predeterminated position Rotate driving member 3, now, first cooperation plane 3212 be connected in the second cooperation plane 4212, increase cantilever 32 to uncap by The active force of button 4, it is ensured that lid-opening button 4 and jacket 1 are completely separable.

Preferably, as shown in Figure 6 and Figure 8, the thickness of boss 421 is more than the thickness of the end of cantilever 32.

In the second predeterminated position, lid-opening button 4 rotates, i.e., boss 421 rotates, and the thickness of boss 421 is more than The thickness of the end of cantilever 32, ensureing after boss 421 rotates, the end of cantilever 32 still is able to be connected on boss 421, Enhancing hood-opening device is uncapped the reliability of process.

Preferably, as shown in Figures 2 and 3, jacket 1 is provided with buckle 11, and lid-opening button 4 is provided with and fitted with the phase of buckle 11 The button bit 411 matched somebody with somebody, so that jacket 1 and the phase clamping of lid-opening button 4.

Preferably, as shown in Figures 2 and 3, jacket 1 is inwardly projecting forms buckle 11,4 outwardly formation of lid-opening button Button bit 411；The axis of rotating shaft 43 to the center of inner cap 21 distance not less than buckle 11 inner face to the center of inner cap 21 M is more than or equal to 0 in distance, i.e. Fig. 2 and Fig. 3.

Jacket 1 extends to form buckle 11 to the direction close to the center of inner cap 21, and lid-opening button 4 is to away from inner cap 21 The direction of the heart extends to form button bit 411, it is preferable that the lower surface of buckle 11 and the upper surface of button bit 411 abut against, and buckle 11 The upper surface of lower surface and button bit 411 be plane；The axis of rotating shaft 43 is not less than buckle to the distance at the center of inner cap 21 11 inner face (left side of buckle 11 in Fig. 2 and Fig. 3) is to the distance at the center of inner cap 21, i.e., the axis of rotating shaft 43 is positioned at card The inner side of the inner face of button 11 or the axis of rotating shaft 43 and the inner face of buckle 11 are in same perpendicular, after ensureing closing lid, Inner cap 21 is not threaded off, and realizes self-locking.As shown in Figures 2 and 3, under electric pressure cooker lid state, the inner of button bit 411 and buckle 11 Face is in contact, and compared with the axis of rotating shaft 43, both contact positions closer to the center of lid 2, and both contact positions with The distance between the axis of rotating shaft 43 M is more than or equal to 0.

Preferably, as shown in Fig. 2, Fig. 3, Fig. 6 and Fig. 8, hood-opening device also includes elastic component, be supported on lid-opening button 4 with Between inner cap 21, and when driving member 3 turns to the second predeterminated position, elastic component is compressed.

Be supported by elastic component between the first end 41 of lid-opening button 4 and the side of inner cap 21, when cantilever 32 be connected to it is convex When on platform 421, cross force is produced to boss 421, drives lid-opening button 4 to overcome the elastic force of elastic component to be rotated relative to inner cap 21, Lid-opening button 4 is separated with jacket 1；When cantilever 32 and boss 421 are separated, lid-opening button 4 is in the presence of elastic component Reset.

Preferably, as shown in Fig. 2, Fig. 3, Fig. 6, Fig. 8, Figure 11 and Figure 12, elastic component is that one end is connected to lid-opening button 4 On, the other end is the shell fragment 44 of free end.

Shell fragment 44 is connected with lid-opening button 4, one end of shell fragment 44 is connected on first end 41, and the other end is freely End, shell fragment 44 have the screen resilience that free end can further enhance shell fragment 44, and make it that the manufacturing process of lid-opening button 4 is simple. Certain shell fragment 44 can also both ends be connected with body, being partially supported upon between lid 2 and body between both ends.

Certainly, elastic component can also be back-moving spring.

Preferably, the thickness T of shell fragment 44 is 1.0mm~1.2mm.

The thickness of shell fragment 44 is less than the low intensity that 1.0mm causes shell fragment 44, easily occurs the damage of shell fragment 44 during use； The thickness of shell fragment 44, which is more than 1.2mm, can cause the screen resilience of shell fragment 44 to reduce, therefore the thickness of shell fragment 44 is more than or equal into 1.0mm And it is less than or equal to 1.2mm, it both can guarantee that the service life and use reliability of shell fragment 44, moreover it is possible to make shell fragment 44 that there is enough bullets Property.

Preferably, as shown in figure 12, shell fragment is L-shaped, and shell fragment includes the linkage section 441 and connecting section 442 being connected, its In, linkage section 441 is connected on first end 41, and connecting section 442 is connected on inner cap 21.

In above-described embodiment, shell fragment 44 includes linkage section 441 and connecting section 442, and linkage section 441 and connecting section 442 Junction forms bending so that and shell fragment is L-shaped, and by the design of L-type, realizing shell fragment 44 has enough screen resiliences, so as to It is the reset that lid-opening button 4 can be achieved without using spring.

Preferably, the angle between linkage section 441 and first end 41 is 75 °~85 °.

The junction of first end 41 and the second end 42 forms bending 218, and shell fragment 44 is connected with first end 41, the Two ends 42 are provided with the boss 421 being adapted with the cantilever 32 of driving member 3, and the cantilever 32 of driving member 3 is pressed on boss 421 When (driving member 3 turns to the second predeterminated position), driving member 3 drives lid-opening button 4 to be rotated relative to inner cap 21, and realization is opened Lid button 4 is separated with jacket 1.

Angle between linkage section 441 and first end 41 is 75 °~85 °, i.e. linkage section 441 is not perpendicular to first end Portion 41, and both angles are arranged to 75 °~85 °, it can ensure that shell fragment 44 has enough elastically-deformable abilities of generation, And when enabling to uncap, lid-opening button 4 has enough rotation spaces, i.e. one side shell fragment 44 has enough deformation energys Power, completely spring can be replaced to use, another aspect shell fragment 44 need not carry out big change to lid 2 after replacing spring use, While the reliability that lid-opening button 4 resets is improved, the cost of electric pressure cooking saucepan is not improved.

Preferably, as shown in figure 12, shell fragment 44 also includes the changeover portion between linkage section 441 and connecting section 442 443, changeover portion 443 is curved.

It is attached between linkage section 441 and connecting section 442 using arc-shaped transition section 443, abutting can be further enhanced Section 442 so as to improve the elastic deformability of shell fragment, and can ensure connecting section 442 relative to the deformability of linkage section 441 With the bonding strength between linkage section 441 so that when lid-opening button 4 is uncapped relative to the rotation realization of lid 2, the He of connecting section 442 It is not easy to be broken off between linkage section 441.

Preferably, as shown in figure 12, changeover portion 443 is in circular arc, and the radius R of the circle where circular arc changeover portion 443 For 6mm~10mm.

The radius of circle where circular arc changeover portion 443 is more than or equal to 6mm and fully ensures that connecting section less than or equal to 10mm 442 relative to linkage section 441 deformability, and the bonding strength between connecting section 442 and linkage section 441 can be ensured, increased The service life of strong shell fragment.

Preferably, as shown in figure 14, inner cap 21 is provided with the installing space for the upper end open for being used to install lid-opening button 4 221, the bottom wall of installing space 221 is upwardly extended to form catch 215, and shell fragment 44 is supported between catch 215 and first end 41.

In above-described embodiment, inner cap 21 is provided with some convex tendons 220 protruding upward, so as to form the installation of upper end open Space 221, lid-opening button 4 are located in installing space 221, it is preferable that the first end 41 of lid-opening button 4 is located at installing space In 221, the bottom wall of installing space 221 is upwardly extended to form catch 215, and shell fragment is supported between catch 215 and first end 41, Preferably, catch 215 is vertically arranged, and connecting section 442 is also vertically arranged, the contact area of increase catch 215 and connecting section 442.

Preferably, as shown in figure 12, through hole 444 is offered on first end 41, shell fragment 44 is connected to the hole wall of through hole 444 On.

The linkage section 441 of shell fragment 44 is connected on the hole wall of through hole 444, further enhances linkage section 441 relative to first The deformability of end 41, so as to improve the elastic deformation ability of shell fragment 44, and during the use injection molding of lid-opening button 4, lead to The setting in hole 444, beneficial to the demoulding of lid-opening button 4.

Preferably, shell fragment 44 and lid-opening button 4 are integral type structure, can be strengthened between shell fragment 44 and lid-opening button 4 Bonding strength, and integral structure moulding process is simple, cost is low.Certainly, shell fragment 44 and lid-opening button 4 can also be respectively into Type, reassemble connection.

Preferably, lid-opening button 4 is working of plastics, such as POM plastic part, and certainly, lid-opening button 4 can also be metalwork.

Preferably, as shown in Figures 1 to 9, the hood-opening device of electric pressure cooking saucepan also includes interlocking sliding block 212 and torsion spring 213, even Movable slider 212 and driving member 3 are coaxially installed in rotation on inner cap 21, and torsion spring 213, which is arranged on, interlocks sliding block 212 and driving member Between 3, and the both ends of torsion spring 213 are blocked to be pressed in respectively and interlocked on sliding block 212 and driving member 3, and when driving member 3, to turn to second default During position, driving member 3 is separated in the presence of torsion spring 213 with lid-opening button 4.

Inner cap 21 is provided with fixing axle 214, interlocks sliding block 212 and driving member 3 is coaxially installed in rotation on fixing axle 214 On.After overcoming the elastic force rotary driving member 3 of torsion spring 213, when driving member 3 turns to the second predeterminated position and loses rotating force Afterwards, driving member 3 is separated in the presence of torsion spring 213 with lid-opening button 4.In addition, torsion spring 213 itself has certain resistance to deformation Intensity, in its strength range, the gearing sliding block 212 being connected with torsion spring 213 can be driven by torsion spring 213 when driving member 3 rotates Rotate.

Preferably, as shown in Figures 1 to 9, lock pillar 221 is connected with pot cover 22, interlocks and is provided with neck on sliding block 212 2121, one end of lock pillar 221 is caught in neck 2121, is interlocked sliding block 212 and is driven lock pillar 221 to rotate by neck 2121, so that Lock pillar 221 drives pot cover 22 to rotate.

Interlock and inner cap 21 is provided between sliding block 212 and pot cover 22, therefore the knot to be linked using neck 2121 with lock pillar 221 Structure can make gearing sliding block 212 effectively drive pot cover 22 to rotate.Preferably, inner cap 21 is provided with inner cap chute 211, lock pillar 221 One end is caught in neck 2121 after passing through inner cap chute 211, and lock pillar 221 can slide along inner cap chute 211, and driving member 3 passes through card Groove 2121 drives lock pillar 221 to rotate, and lock pillar 221 drives pot cover 22 to rotate, and the setting of inner cap chute 211 can improve lock pillar 221 The stationarity of slip.

Preferably, rotary handle is connected with the main body 31 of driving member 3, rotary handle rotary driving member 3 can be passed through.

Embodiment two：

In embodiment one, convex tendon 220 is provided with the through hole coordinated with rotating shaft 43, by the deformation of convex tendon 220 by rotating shaft 43 It is assembled in through hole.

The difference of embodiment two and embodiment one is, as shown in Figure 14 to Figure 20, convex tendon 220 is provided with upper end open Mounting groove 216, the openend of the self installation groove 216 of rotating shaft 43 load mounting groove 216.

Inner cap 21 is provided with multiple convex tendons 220 to raise up, limits between two relative convex tendons 220 and is opened for installation The installing space 221 of lid button 4, lid-opening button 4 is rotatably arranged in installing space 221 by rotating shaft 43, and outer masterpiece For lid-opening button 4 so that when lid-opening button 4 turns to setting position relative to inner cap 21, realize uncapping for electric pressure cooking saucepan；It is convex Muscle 220 is provided with the mounting groove 216 of upper end open, and mounting groove is inserted in the openend of the self installation groove 216 of rotating shaft 43 from top to down 216, installation of the rotating shaft 43 on inner cap 21 is realized, assembling is simple and convenient, and reliability is high, and avoid needs to pass through in correlation technique The drawbacks of rotating shaft 43 could be transferred to installing space 221 by the deformation of convex tendon 220.

Preferably, inner cap 21 is provided with a plurality of convex tendon 220 protruding upward, and two relative convex tendons 220 surround installing space 221, mounting groove 216 is offered on two relative convex tendons 220.

Preferably, as shown in figure 18, the width L of mounting groove 216 is equal to the diameter of rotating shaft 43.

The width of mounting groove 216 is equal with the diameter of rotating shaft 43, has both facilitated rotating shaft 43 to load mounting groove 216, and can avoids Rotating shaft 43 is deviate from from mounting groove 216.

Preferably, as shown in figure 18, the direction of mounting groove 216, the side wall of the openend of mounting groove 216 are loaded along rotating shaft 43 Tilted towards close to the direction at the center of mounting groove 216, form guiding surface 2161.

Along top-down direction, the side wall of the openend of mounting groove 216 is gradually to the direction at the center of mounting groove 216 Tilt, form guiding surface 2161, further facilitate rotating shaft 43 and load mounting groove 216.Preferably, the longitudinal section of mounting groove 216 In Y types.

Preferably, as shown in Figure 14 to Figure 20, be additionally provided with stopper slot 217 on convex tendon 220, the openend of stopper slot 217 with The groove bottom wall of mounting groove 216 connects, and the junction of mounting groove 216 and stopper slot 217 forms bending 218.

Stopper slot 217 is additionally provided with convex tendon 220, stopper slot 217 is connected with mounting groove 216, and rotating shaft 43 passes through mounting groove Enter stopper slot 217 after 216, and the junction of mounting groove 216 and stopper slot 217 forms bending 218 so that the He of mounting groove 216 The longitudinal section of stopper slot 217 is integrally L-shaped, further prevents rotating shaft 43 from deviating from inner cap 21, and enhancing lid-opening button 4 is pacified in inner cap 21 The firmness of dress, so as to improve the reliability that electric pressure cooking saucepan is uncapped.

Preferably, mounting groove 216 apart from the center of inner cap 21 distance be less than stopper slot 217 apart from the center of inner cap 21 away from From that is, centrally disposed closer to inner cap 21 compared to stopper slot 217, mounting groove 216.

Preferably, the width N of stopper slot 217 is less than the width L of mounting groove 216.

After rotating shaft 43 enters the groove bottom wall of stopper slot 217 through mounting groove 216, because the width of stopper slot 217 is less than peace The width of tankage 216 so that stopper slot 217 can countershaft 43 formed partial coherence it is spacing, enhancing rotating shaft 43 in stopper slot 217 The reliability of interior installation, play of the rotating shaft 43 in limit shaft is prevented, and rotating shaft 43 can be avoided to deviate from stopper slot 217.

Preferably, scope of the width L of the mounting groove 216 and width N of stopper slot 217 difference in 0.3mm~0.5mm It is interior.

The width of mounting groove 216 is more than the width of stopper slot 217, and both differences are more than or equal to 0.3mm, are less than or equal to 0.5mm, it both can guarantee that rotating shaft 43 smoothly loaded stopper slot 217, it is spacing that and can make it that the countershaft 43 of stopper slot 217 plays interference Effect.

It should be noted that the width of mounting groove 216 refers to being not provided with mounting groove 216 at guiding surface 2161 herein Width.

Preferably, as shown in Figure 14 to Figure 20, the direction of the groove bottom wall of stopper slot 217 to the center away from stopper slot 217 Depression forms rotation cooperating portion 219, and rotation cooperating portion 219 is adapted with rotating shaft 43, and rotating shaft 43 is successively by mounting groove 216 and limit Position groove 217 loads rotation cooperating portion 219.

Rotating shaft 43 loads in rotation cooperating portion 219 by mounting groove 216 and stopper slot 217 successively, is used to open in outer masterpiece Lid button 4 realizes when uncapping of electric pressure cooking saucepan, and rotating shaft 43 rotates in rotation cooperating portion 219 relative to inner cap 21, due to Size and dimension of the size, shape of rotation cooperating portion 219 respectively with rotating shaft 43 is adapted, so as to be provided for the installation of rotating shaft 43 Platform, it is achieved thereby that rotation of the rotating shaft 43 relative to inner cap 21.

In a specific embodiment, installing space 221 is located at the right side of inner cap 21, during uncapping, lid-opening button 4 Rotate counterclockwise, now, side of the part of right side and upside to the center away from stopper slot 217 in the groove bottom wall of stopper slot 217 Rotation cooperating portion 219 is formed to depression, further improves the smooth degree that lid-opening button 4 rotates.

Preferably, as shown in Figure 14 to Figure 20, in rotation cooperating portion 219 close to stopper slot 217 openend end face with The distance of the openend of stopper slot 217 is less than the distance of the axis of rotating shaft 43 and the openend of stopper slot 217.

Compared to the axis of rotating shaft 43, close to the end face of the openend of stopper slot 217 closer to limit in rotation cooperating portion 219 The openend of position groove 217, prevents rotating shaft 43 from deviating from rotation cooperating portion 219.

Preferably, in rotation cooperating portion 219 between the end face of openend of stopper slot 217 and the axis of rotating shaft 43 Distance H can prevent coming off for lid-opening button 4 in the range of 1.0mm~2.5mm, while without prejudice to rotating shaft 43 in inner cap 21 On assembling.

Preferably, banking stop 433 is arranged with rotating shaft 43, to limit the fortune of axis direction of the lid-opening button 4 along rotating shaft 43 It is dynamic.

Surround and mounting groove 216, stopper slot 217 are equipped with two relative convex tendons 220 of installing space 221 and is rotatably assorted Portion 219, rotating shaft 43 are located at the rotation cooperating portion 219 that the part of the both sides of lid-opening button 4 is inserted on two relative convex tendons 220 respectively Interior, rotating shaft 43 is located on the part of the both sides of lid-opening button 4 is arranged with banking stop 433 respectively, and banking stop 433 is located at installing space In 221, to limit the play of axis direction of the lid-opening button 4 along rotating shaft 43, the reliability that enhancing electric pressure cooking saucepan is uncapped.

Preferably, as shown in figure 16, the first plane 431 and the second plane 432 are respectively equipped with the side of rotating shaft 43, to subtract Small rotating shaft 43 and the contact area of rotation cooperating portion 219, reduce rotating shaft 43 and the mutual abrasion of rotation cooperating portion 219.

Preferably, the first plane 431 and the second plane 432 are oppositely arranged.

Preferably, lid-opening button 4 and rotating shaft 43 are integral type structure, enhance the company between lid-opening button 4 and rotating shaft 43 Intensity is connect, and integral structure moulding process is simple, cost is low.

Certainly, assembled again after lid-opening button 4 can also be molded respectively with rotating shaft 43.

The process of uncapping of electric pressure cooking saucepan is：The cooking finishes, and air pressure in pot and temperature drop to openable state Afterwards, as shown in figure 4, rotation rotary handle, drives driving member 3 to rotate, driving member 3 drives gearing sliding block 212 to rotate, and interlocks sliding block Neck 2121 on 212 drives lock pillar 221 to rotate, and lock pillar 221 drives pot cover 22 to rotate, when turning to the first predeterminated position, Pot tooth on pot cover 22 is separated with the pot tooth on jacket 1；Driving member 3 is rotated further, because lock pillar 221 is by inner cap chute 211 Or interior pot blocks so that interlocks sliding block 212 and pot cover 22 remains stationary as, driving member 3 overcomes the elastic force of torsion spring 213 relative to even When movable slider 212 is rotated further to the second predeterminated position, the boss 421 of the top pressure lid-opening button 4 of cantilever 32 on driving member 3, the One coordinates inclined-plane 3211 to coordinate inclined-plane 4211 to produce cross force to second, drives lid-opening button 4 to be rotated relative to inner cap 21 so that Buckle 11 is separated with button bit 411, and now, elastic component is compressed, and is rotated further driving member 3, as shown in figure 5, on driving member 3 First cooperation plane 3212 is in contact with the second cooperation plane 4212 on boss 421, it is ensured that buckle 11 divides completely with button bit 411 From completing to uncap；As shown in figure 9, unclamping rotary handle, i.e., after driving member 3 loses driving force, torsion spring 213 can drive driving member 3 Homing, that is, driving member 3 is caused to turn to first to the opposite direction in direction of rotation when uncapping relative to sliding block 212 is interlocked Predeterminated position so that cantilever 32 is separated with boss 421, and under the rebound effect of elastic component, the resilience of lid-opening button 4, is Closing lid is ready again.

The embodiment of second aspect of the present invention provides a kind of electric pressure cooking saucepan, including：Lid 2, jacket 1 and any of the above-described The hood-opening device of the electric pressure cooking saucepan of embodiment.Lid 2 includes inner cap 21 and pot cover 22.

The electric pressure cooking saucepan that the embodiment of second aspect of the present invention provides, the pushing tow lid-opening button 4 when rotating of driving member 3 Boss 421, lid-opening button 4 rotate, and button bit 411 and the buckle 11 on jacket 1 of the first end 41 of lid-opening button 4 are separated, Driving member 3 is rotated into caused cross force and is converted into the infeed stroke of lid-opening button 4, is realized between lid-opening button 4 and jacket 1 Thread off, realization is uncapped, and the space that hood-opening device motion needs in motion process of entirely uncapping is small, motion is smooth, and can be effective Prevent from touching the potential safety hazard for causing to uncap by mistake.

In summary, hood-opening device provided in an embodiment of the present invention, when driving member 3 turns to the second predeterminated position, transmission Part 3 is connected on the second end 42 of lid-opening button 4, and the second end 42 of pushing tow lid-opening button 4, to the of lid-opening button 4 Two ends 42 produce cross force, and drive is uncapped to rotate by relative to inner cap 21, produces the first end 41 of lid-opening button 4 Infeed stroke, realize the separation of lid-opening button 4 and jacket 1 so that the space needed for hood-opening device is small, and motion is smooth, And the second end 42 for avoiding lid-opening button 4 is existing when being longitudinal stroke touches the hidden danger for causing to uncap and lid-opening button 4 by mistake The problem of movement travel amount is big, easy clamping stagnation.

In the description of the invention, unless otherwise clearly defined and limited, term " multiple " refer to two or two with On；Unless otherwise prescribed or illustrate, term " connection ", " fixation " etc. all should be interpreted broadly, for example, " connection " can be fixed Connect or be detachably connected, or be integrally connected, or electrical connection；Can be joined directly together, middle matchmaker can also be passed through Jie is indirectly connected.For the ordinary skill in the art, above-mentioned term can be understood in the present invention as the case may be In concrete meaning.

In the description of this specification, it is to be understood that the instruction such as term " on ", " under ", "front", "rear", "left", "right" Orientation or position relationship be based on orientation shown in the drawings or position relationship, be for only for ease of the description present invention and simplification retouched State, rather than instruction or imply signified device or unit there must be specific direction, with specific azimuth configuration and operation, It is thus impossible to it is interpreted as limitation of the present invention.

In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc. Mean to combine at least one reality that specific features, structure, material or the feature that the embodiment or example describe are contained in the present invention Apply in example or example.In this manual, identical embodiment or reality are not necessarily referring to the schematic representation of above-mentioned term Example.Moreover, description specific features, structure, material or feature can in any one or more embodiments or example with Suitable mode combines.

The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies Change, equivalent substitution, improvement etc., should be included in the scope of the protection.

Claims

1. a kind of hood-opening device of electric pressure cooking saucepan, the electric pressure cooking saucepan includes lid and jacket, the lid include inner cap and Pot cover, it is characterised in that including：

Driving member, it can be rotatably mounted in described and cover, the driving member is connected with the pot cover, and can drive institute Pot cover rotation is stated, rotary handle is connected with the driving member, rotating the rotary handle can drive the driving member to rotate； With

Lid-opening button, it can be rotatably mounted in described and covered by rotating shaft, and be connected with the jacket；

Wherein, when the driving member turns to the first predeterminated position, the pot tooth on the pot cover and the pot tooth on the jacket It is separated, when the driving member turns to the second predeterminated position, the driving member is connected on the lid-opening button, to drive State lid-opening button to rotate relative to the inner cap, the lid-opening button is separated with the jacket.

2. the hood-opening device of electric pressure cooking saucepan according to claim 1, it is characterised in that

The driving member includes the cantilever of main body and connection on the body；

The lid-opening button includes first end and the second end, and the first end is connected with the jacket, and described Two ends are provided with boss；

When the driving member turns to second predeterminated position, the end abutment of the cantilever is on the boss, to drive The lid-opening button rotates relative to the inner cap, the first end is separated with the jacket.

3. the hood-opening device of electric pressure cooking saucepan according to claim 2, it is characterised in that

Difference in height at the end of the cantilever and the abutting of the boss between the axis of the rotating shaft is more than 0.

4. the hood-opening device of electric pressure cooking saucepan according to claim 2, it is characterised in that

The end of the cantilever is provided with first and coordinates inclined-plane, and the boss is provided with mutually fits with the described first cooperation inclined-plane Second matched somebody with somebody coordinates inclined-plane, and when the driving member turns to second predeterminated position, the first cooperation inclined-plane is connected to Described second coordinates on inclined-plane.

5. the hood-opening device of electric pressure cooking saucepan according to claim 4, it is characterised in that

Turn to the direction of second predeterminated position along the driving member from first predeterminated position, the cantilever it is described End is formed slopely the first cooperation inclined-plane to close to the direction of the main body；

Turn to the direction of second predeterminated position along the driving member from first predeterminated position, the boss is to remote The direction of the second end is formed slopely described second and coordinates inclined-plane.

6. the hood-opening device of electric pressure cooking saucepan according to claim 5, it is characterised in that

The angle on the first cooperation inclined-plane and the length direction of the cantilever is 50 °~60 °；Described second coordinates inclined-plane and institute The angle for stating the width of the second end is 20 °~30 °.

7. the hood-opening device of electric pressure cooking saucepan according to any one of claim 1 to 6, it is characterised in that

The jacket is provided with buckle, and the lid-opening button is provided with the button bit being adapted with the buckle, so that described outer Clamshell and the lid-opening button phase clamping.

8. the hood-opening device of electric pressure cooking saucepan according to claim 7, it is characterised in that

The jacket is inwardly projecting to form the buckle, and the lid-opening button is outwardly to form the button bit；

The axis of the rotating shaft is not less than the inner face of the buckle into the inner cap to the distance at the center of the inner cap The distance of the heart.

9. the hood-opening device of electric pressure cooking saucepan according to any one of claim 1 to 6, it is characterised in that also include：

Elastic component, it is supported between the lid-opening button and the inner cap, and the driving member turns to the described second default position When putting, the elastic component is compressed.

10. the hood-opening device of electric pressure cooking saucepan according to claim 9, it is characterised in that

The elastic component is that one end is connected on the lid-opening button, and the other end is the shell fragment of free end.

11. the hood-opening device of electric pressure cooking saucepan according to any one of claim 1 to 6, it is characterised in that

Covered in described provided with multiple convex tendons to raise up, relative two convex tendons form installing space, described to uncap Button is located in the installing space, and the convex tendon is provided with the mounting groove of upper end open, and the rotating shaft is from the mounting groove Openend load the mounting groove.

12. the hood-opening device of electric pressure cooking saucepan according to any one of claim 1 to 6, it is characterised in that also include：

Sliding block and torsion spring are interlocked, the gearing sliding block and the driving member are coaxially installed in rotation in described and covered, described Torsion spring is arranged between the gearing sliding block and the driving member, and the both ends of the torsion spring are blocked be pressed in the gearing sliding block respectively On the driving member, when the driving member turns to second predeterminated position, work of the driving member in the torsion spring It is separated with lower with the lid-opening button.

13. the hood-opening device of electric pressure cooking saucepan according to claim 12, it is characterised in that

Lock pillar is connected with the pot cover, is provided with neck on the gearing sliding block, one end of the lock pillar is caught in the neck Interior, the gearing sliding block drives the lock pillar to rotate by the neck, so that the lock pillar drives the pot cover to rotate.

A kind of 14. electric pressure cooking saucepan, it is characterised in that including：

Lid, the lid include inner cap and pot cover；

Jacket；With

The hood-opening device of electric pressure cooking saucepan as any one of claim 1 to 13.