A kind of electric pressure cooking saucepan with novel cover locking structure[technical field]
The present invention relates to a kind of electric pressure cooking saucepans with novel cover locking structure.
[background technology]
Currently, traditional pressure cooker is under locking closure state on the market, if pot cover rotation is not in place when locking closure, push rod check rail is livedFloat so that float cannot rise so that can not achieve sealing in pot to can not work normally, while user proposes pot movementWhen, pot cover rotation is not in place to be easy to make to occur to make pot cover rotation locking closure position relative to sliding between pot cover and pot body, makes pot coverDetached with pot body and cause danger, on the other hand existing electric pressure cooking saucepan during pot cover locking closure rotates still in being powered on state,It is easy to cause danger.
[invention content]
The invention overcomes the shortcomings of the above-mentioned technology and provides a kind of electric pressure cooking saucepans with novel cover locking structure, in potWhen lid turns to locking closure position, the triggering rod in pot body middle ring is caught in locking hole, is made pot cover that can not rotate, is improved Voltage forceThe practical safety of pot.
To achieve the above object, present invention employs following technical proposals：
A kind of electric pressure cooking saucepan with novel cover locking structure includes pot body 1 and uncaps or lock with the rotation realization of pot body 1The pot cover 2 of lid, pot body middle ring 3 is arranged with outside 1 open end of the pot body, and the pot body middle ring 3 is equipped with to be pushed by pot cover 2 and moveDynamic triggering rod 4 is arranged with triggering rod resetting spring 5 on the triggering rod 4, and the pot cover 2 is equipped with turns to lock in pot cover 2So that triggering rod 4 is resetted the locking hole 6 being caught in when lid position, the mandril 7 that can be slided in locking hole 6 be equipped in the locking hole 6,The mandril 7, which is connected with, horizontal sliding to be solved for pushing 7 slide downward of mandril that triggering rod 4 is ejected locking hole 6 on pot cover 2Except the L-type push rod 8 of locking, the L-type push rod 8 is equipped with push button 9.
The pot body 1 is equipped with the normally closed microswitch 10 for controlling power on/off, and triggering is normal when the triggering rod 4 pushesIt closes microswitch 10 and disconnects realization power-off.
The pot cover 2 be equipped with float 11, the L-type push rod 8 be equipped with make float 11 be caught in prevent L-type push rod 8 moveThe float card hole 12 that triggering rod 4 is ejected, the float 11 are headed into float card hole 12 and in pot body 1 when being pressed in pot body 1Float card hole 12 is detached from after decompression.
The float card hole 12 is set on the transverse part of L-type push rod 8.
The triggering rod 4 includes to be triggered the shake-up mobile jib 41 moved down by pot cover 2 and move down triggering often with mobile jib 41 is touchedThe follower lever 42 for closing the disconnection of microswitch 10 is connected with link block 43 between the shake-up mobile jib 41 and follower lever 42, described to touchLever resetting spring 5, which is set in, to be touched on mobile jib 41.
It is arranged with mandril resetting spring 13 outside the mandril 7.
8 longitudinal direction portion of the L-type push rod is equipped with push rod guiding surface 81, and the mandril 7 is equipped with and push rod guiding surface 81The mandril guiding surface 71 moved down is realized in cooperation.
The beneficial effects of the invention are as follows：
1, triggering rod is arranged in the present invention in pot body middle ring, and triggering rod is made to be caught in pot when pot cover turns to locking closure positionIn lid locking hole, make the complete locking of pot cover that can not be rotated further by, prevents that pot cover occurs when proposing pot movement and the generation of pot body part is relatively slidingIt moves and uncaps, prevent from uncapping by force and cause danger.
2, the present invention is equipped with the L-type push rod for pushing mandril that triggering rod is ejected to locking hole on pot cover, and L-type push rod is sealedWhen position, the float on pot cover is caught in by pot body pressure top pressure in float locking hole, and locking L-type push rod makes L-type push rod that can not moveIt is dynamic, and float could be detached from float locking hole after decompression only in pot body, unlock L-type push rod, pot cover and pot is better achievedIt is sealed between body, while L-type push rod, in non-latched position, float can not rise, i.e., can not be sealed in pot body, pot body cannot be justOften work, improves safety in utilization.
3, the present invention is equipped with normally closed microswitch, in the conjunction to pot body of pot cover lid and when being in non-latched position, triggering rodIt is pushed and triggered normally closed microswitch and disconnect by pot cover, even if pot body power-off is stopped, improve safety in utilization.
[description of the drawings]
Fig. 1 is schematic diagram of the present invention；
Fig. 2 is locking closure status diagram of the present invention；
Fig. 3 is locking closure state partial sectional view of the present invention；
Fig. 4 is unlocked state schematic diagram of the present invention；
Fig. 5 is unlocked state partial sectional view of the present invention；
Fig. 6 is triggering rod schematic diagram of the present invention.
[specific implementation mode]
It is described in further detail below in conjunction with the accompanying drawings with embodiments of the present invention：
As shown in Figs. 1-5, a kind of electric pressure cooking saucepan with novel cover locking structure includes pot body 1 and is rotated with pot body 1Realization is uncapped or the pot cover of locking closure 2, pot body middle ring 3 is arranged with outside 1 open end of the pot body, the pot body middle ring 3 is equipped with canMobile triggering rod 4 is pushed by pot cover 2, triggering rod resetting spring 5 is arranged on the triggering rod 4, and the pot cover 2 is equipped withPot cover 2 makes triggering rod 4 reset the locking hole 6 being caught in when turning to locking closure position, being equipped in the locking hole 6 can be in locking hole 6The mandril 7 of interior sliding, the mandril 7, which is connected with, horizontal on pot cover 2 to be slided for pushing 7 slide downward of mandril by triggering rod4 ejection locking holes 6 release the L-type push rod 8 of locking, and the L-type push rod 8 is equipped with push button 9.
Wherein, the pot body 1 is equipped with the normally closed microswitch 10 for controlling power on/off, when the triggering rod 4 pushesIt triggers normally closed microswitch 10 and disconnects realization power-off, the pot cover 2 is equipped with float 11, and the L-type push rod 8, which is equipped with, makes float11 are caught in the float card hole 12 for preventing the movement of L-type push rod 8 from ejecting triggering rod 4, and the float 11 is headed into when being pressed in pot body 1Float card hole 12 and the disengaging float card hole 12 after the decompression of pot body 1.
Before locking closure, L-type push rod 8 on pot cover 2 is moved on lock position by push button 9, it is floating on L-type push rod 8 at this timeSubcard hole 12 is arranged above float 11；As shown in Figures 2 and 3, when locking closure, pot cover 2 is positioned in pot body 1, at this time pot cover 2Triggering rod 4 in pot body middle ring 3 is pushed, triggering rod 4 moves down the normally closed microswitch 10 of triggering and disconnects, i.e., at electric pressure cooking saucepanIn off-position, subsequent user rotates pot cover 2 and arrives locking closure position, still in off-position during rotation, until turning to locking closureWhen position, the triggering rod 4 being pressed down resets under the action of triggering rod resetting spring 5 and in the locking hole 6 that is caught on pot cover 2,After locking pot cover 2 makes pot cover 2 that can not rotate, while triggering rod 4 resets, the reset of normally closed microswitch 10 makes electric pressure cooking saucepan lead to againLocking closure is completed in electricity work, while when electric pressure cooking saucepan work, pressure rises in pot body 1, and the float 11 on pot cover 2 is by 1 internal pressure of pot bodyForce effect is caught in by top pressure in float card hole 12, carries out locking to L-type push rod 8, pot body 1 realizes sealing at this time and push button 9 can notPush L-type push rod 8.
As shown in Figure 4 and Figure 5,8 longitudinal direction portion of the L-type push rod be equipped with push rod guiding surface 81, the mandril 7 be equipped withThe mandril guiding surface 71 that moves down is realized in the cooperation of push rod guiding surface 81, when unlock, is first discharged the air pressure in pot body 1, is made float11 are detached from float card hole 12, and unlock L-type push rod 8, push button 9 is pushed to 2 unlocked position of pot cover by subsequent user, at this time L-type push rod 8It is moved with push button 9, in 8 moving process of L-type push rod, under the effect of push rod guiding surface 81, mandril 7 is with mandril guiding surface 71It is moved down in locking hole 6, mandril 7 ejects triggering rod 4 in locking hole 6, and pot cover 2 rotatably unlocks at this time, completes unlockPot cover, while when the ejection triggering rod 4 of mandril 7, triggering rod 4 moves down normally closed triggering microswitch 10, electric pressure cooking saucepan is in power-off shapeState, until pot cover 2 is removed.
It is arranged with mandril resetting spring 13 outside the mandril 7, when L-type push rod 8 moves meeting lock position, mandril resets bulletSpring 13 moves up the reset of mandril 7.
The float card hole 12 is set on the transverse part of L-type push rod 8, preferably makes float 11 with pressure card in pot body 1Enter in float card hole 12, realizes the locking of L-type push rod 8.
As shown in fig. 6, the triggering rod 4 includes by pot cover 2 to be triggered the shake-up mobile jib 41 that moves down and with touching mobile jib 41It moves down and triggers the follower lever 42 that normally closed microswitch 10 disconnects, link block is connected between the shake-up mobile jib 41 and follower lever 4243, the triggering rod resetting spring 5, which is set in, to be touched on mobile jib 41.
Wherein, this case L-type push rod 8 and push button 9 may be disposed on the handle of pot cover 2, be convenient for user's hand-held operation, while LType push rod 8 can be touched by promotion, rotation, pressing or electronics by drive actions, to realize pot cover unlock and locking.