CN107296488B - Pot cover subassembly and pressure cooker - Google Patents
Pot cover subassembly and pressure cooker Download PDFInfo
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- CN107296488B CN107296488B CN201610407225.8A CN201610407225A CN107296488B CN 107296488 B CN107296488 B CN 107296488B CN 201610407225 A CN201610407225 A CN 201610407225A CN 107296488 B CN107296488 B CN 107296488B
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J27/00—Cooking-vessels
- A47J27/08—Pressure-cookers; Lids or locking devices specially adapted therefor
- A47J27/0802—Control mechanisms for pressure-cookers
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Abstract
The invention discloses a pot cover assembly and a pressure cooker, wherein the pot cover assembly comprises a pressure regulating reset structure, and the pressure regulating reset structure comprises: the first magnetic suction piece is fixedly arranged on the exhaust valve; the second magnetic attraction piece is positioned below the exhaust valve and is provided with a first position and a second position in the vertical direction; the first resetting piece is arranged on the pot cover and used for resetting the second magnetic sucking piece to a first position; the linkage piece is pivoted in the cooker cover and is provided with a first end and a second end which are respectively arranged at the two ends of the pivoting position, and the first end is connected with the second magnetic attraction piece; the pressure regulating key drives the second magnetic suction piece to move to a second position through the linkage piece; the locking structure is arranged in the pot cover and used for locking the linkage part when the second magnetic suction part moves to the second position; the unlocking key is rotatably arranged on the pot cover and used for driving the linkage piece to horizontally rotate to be separated from the locking structure when the unlocking key is rotated. The technical scheme of the invention can improve the convenience and the practicability of pressure resetting switching of the pressure cooker.
Description
Technical Field
The invention relates to the technical field of pressure cookers, in particular to a cooker cover assembly and a pressure cooker.
Background
The pressure cooker is also called as a pressure cooker, and has high temperature and high pressure characteristics, so that the time consumed by cooking food is greatly shortened, the cooking efficiency is remarkably improved, and the pressure cooker is widely applied.
The exhaust valve is used as a core component in the pressure cooker and mainly aims to ensure that the pressure in the pressure cooker is within a specific pressure range so as to avoid safety accidents caused by overhigh pressure in the pressure cooker.
During the exhaust process of the exhaust valve, the air pressure in the pressure cooker needs to overcome the downward force F of the exhaust valve Pressing down For the most primitive pressure cooker, F Pressing down Is the gravity G of the exhaust valve, and the gravity G of the exhaust valve is a certain value, correspondingly, F Pressing down And the exhaust pressure of the exhaust valve is a fixed value.
However, as the living standard of people is improved, the requirements of people on material life are more and more strict, and the pressure cooker has higher requirements, if the pressure cooker is required to have several different cooking pressures, different pressures can be adopted for cooking different foods, for example, the higher pressure can be adopted firstly when the ribs are cooked so as to quickly cook the ribs thoroughly, and then when vegetables such as lotus roots are added, the low pressure can be switched to avoid the cooking of the foods; or in the cooking process of the same kind of food, the pressure switching is carried out to realize the exhaust boiling effect so as to improve the taste of the food.
To achieve an adjustable pressure in the pressure cooker, the downward force F of the outlet valve is mainly adjusted Pressing down However, adjusting the downward force F of the exhaust valve Is pressed down The way of (2) is various, there is through adjusting in the early stage the gravity of discharge valve (the part of counter weight in addition), afterwards, through set up the magnetic piece of attracting each other on pot cover and discharge valve, change F through changing the magnetic attraction of two magnetic pieces Pressing down ＝G+f Suction device ，f Suction device The regulation mode of (2) mainly comprises: one is an electronic regulation type, and f is changed by changing the parameter of an electric signal such as the magnitude of current by setting the magnetic attraction piece to be an electronic induction type magnetic attraction piece Suction device The mode is more common on high-grade pressure cookers, and the cost is higher correspondingly; the other form is mechanical adjustment, and f is changed by changing the facing area between the two magnetic suction pieces or the distance between the two magnetic suction pieces Suction device The size is small, and the distance between two magnetic suction pieces is changed frequently.
The realization method for changing the distance between the two magnetic suction pieces in common use is as follows: be equipped with first magnetism in the discharge valve and inhale the piece, the pot is covered and the below of discharge valve is equipped with the second magnetism and inhale the piece, and the second magnetism is inhaled the piece and is reset an elasticity through elasticity and install in the pot lid, still be equipped with the suppression second on the pot lid and inhale the presswork piece of piece, one side of presswork piece is equipped with the hasp structure, through pushing down the presswork piece makes presswork piece and second magnetism are inhaled the piece and are in the lower position, just can realize the purpose of pressure regulating, and the presswork piece is when the lower position, is detained by the hasp structure, and will presswork piece and second magnetism are inhaled the piece and are spacing in the lower position to, pressure cooker keeps in the lower pressure state, in case need switch pressure cooker to high pressure state, need detain presswork piece and hasp structure, after the knot of breaking down, under the effect of the elastic force that elasticity resets, presswork piece and second magnetism are inhaled the piece and are reset to the high position.
There are many ways to release the pressing member from the locking structure, for example, the locking structure can be driven to move to separate from the pressing member by the lid opening action of the lid. In order to enrich the unlocking mode of the pressing piece and the locking structure, a brand-new unlocking mode needs to be designed.
Disclosure of Invention
The invention mainly aims to provide a pot cover assembly, and aims to provide a novel unlocking mode so as to enable the pressure reset switching of a pressure cooker with the pot cover assembly to be more convenient and practical.
In order to achieve the purpose, the pot cover assembly provided by the invention comprises a pot cover, an exhaust valve and a pressure regulating reset structure, wherein the exhaust valve and the pressure regulating reset structure are arranged on the pot cover, and the pressure regulating reset structure comprises:
the first magnetic suction piece is fixedly arranged on the exhaust valve;
the second magnetic suction piece is positioned below the exhaust valve, forms suction with the first magnetic suction piece, can move relative to the first magnetic suction piece in the vertical direction and has a first position and a second position;
the first resetting piece is arranged on the pot cover and used for resetting the second magnetic sucking piece to the first position;
the linkage piece is pivoted in the cooker cover and is provided with a first end and a second end which are respectively arranged at the two ends of the pivoting position, and the first end is connected with the second magnetic attraction piece;
the pressure regulating key is arranged on the cooker cover and drives the second magnetic suction piece to move from the first position to the second position through the linkage piece;
the locking structure is arranged in the pot cover and used for blocking the linkage piece from moving to the first position when the second magnetic suction piece moves to the second position;
the unlocking key is rotatably arranged on the pot cover and used for driving the linkage piece to horizontally rotate to be separated from the locking structure when the linkage piece is rotated.
Preferably, the unlocking key comprises a rotating part exposed on the outer surface of the pot cover and a driving part fixedly arranged on the lower surface of the rotating part, and the driving part is rotatably arranged on the pot cover; when the rotating part is rotated, the driving part can be driven to rotate, so that the linkage part is driven to horizontally rotate through the driving part.
Preferably, the driving part is a cylindrical part arranged beside the second end; the second end is provided with a first wedge-shaped block on one side facing the driving part, and the inclined surface of the first wedge-shaped block is positioned on the upper surface of the first wedge-shaped block and is arranged in a downward inclined manner in the direction from the second end to the driving part; the lower end of the driving portion abuts against the inclined surface of the first wedge-shaped block, and the lower end face of the driving portion is arranged to face the spiral inclined surface of the first wedge-shaped block.
Preferably, the driving part is a cylindrical part which is arranged beside the second end, and a cam is fixedly arranged at the lower end of the driving part and is used for abutting against the side surface of the second end.
Preferably, the rotating part is provided with an anti-slip structure.
Preferably, the unlocking key further comprises a second reset member, and the second reset member is a torsion spring mounted on the driving part and used for resetting the unlocking key to a non-rotating state.
Preferably, the first resetting piece is arranged below the second magnetic sucking piece; the first end extends to the second magnetic part from the pivot joint position, a second wedge-shaped block is arranged on the side surface facing the second magnetic part, the inclined surface of the second wedge-shaped block abuts against the second magnetic part, and when the first end rotates towards the second magnetic part, the second magnetic part is pushed to the second position from the first position.
Preferably, the first piece that resets is compression spring, first position is located the top of second position, the inclined plane of second wedge block is located the lower surface of second wedge block, and from the first end of interlock spare to the direction of first magnetism piece is inhaled, the slope setting up upwards.
Preferably, the first reset piece is an extension spring, the first position is located below the second position, the inclined plane of the second wedge-shaped block is located on the upper surface of the second wedge-shaped block, and the linkage piece is arranged in a downward inclined manner in the direction from the first end of the linkage piece to the first magnetic suction piece.
Preferably, the pressure regulating key is arranged beside the second end and is located on the same side of the linkage piece as the second wedge-shaped block; the pressure regulating key has a movable stroke in the up-down direction and comprises a pressing part exposed on the outer surface of the cooker cover and a triggering part fixedly arranged below the pressing part; the second end is provided with a third wedge block on one side facing the pressure regulating key, and the inclined plane of the third wedge block is positioned on the upper surface of the third wedge block and is arranged in a downward inclined manner in the direction from the second end of the linkage part to the trigger part; the lower end of the triggering part is provided with a triggering inclined plane corresponding to the inclined plane of the third wedge block.
Preferably, the locking structure is formed above a trigger inclined plane of the trigger part and is used for matching with a free end of the third wedge block to lock the second end when the second magnetic attraction piece moves to the second position.
Preferably, the triggering part is arranged in a barb shape, a hook part of the triggering part extends towards the second end, and the triggering inclined surface is the lower surface of the hook part; the locking structure is the upper surface of the hook part and is used for enabling the lower surface of the free end of the third wedge block to be lapped and locking the second end when the second magnetic attraction piece moves to the second position.
Preferably, the locking structure is a locking groove arranged above the trigger inclined plane of the trigger part, and the locking groove is used for allowing the free end of the third wedge block to be clamped into the locking groove and locking the second end when the second magnetic attraction piece moves to the second position.
Preferably, the pressure regulating key further comprises a third resetting piece, the third resetting piece is sleeved on the triggering portion, the lower end of the third resetting piece elastically abuts against the inside of the pot cover, the upper end of the third resetting piece elastically abuts against the lower surface of the pressing portion, and the third resetting piece is used for resetting the pressure regulating key to the initial position of the pressure regulating key.
Preferably, the first reset member is disposed below the pivot joint position of the linkage member, and the first position is disposed above the second position; the pressure regulating key is arranged above the linkage piece and has a movable stroke in the up-down direction; the second magnetic attraction piece is fixedly arranged at the first end; and downwards pressing the pressure regulating key to press the linkage part, so that the second magnetic attraction part is driven by the first end to move downwards from the first position to the second position.
Preferably, a sliding guide groove extending in the up-down direction is formed below the linkage member of the pot cover, a sliding plate is arranged in the sliding guide groove, and the sliding plate is slidably connected to the sliding guide groove so as to be slidable in the up-down direction; the linkage piece is fixedly provided with a pivoting shaft extending downwards, and the lower end of the pivoting shaft is rotatably fixed on the sliding plate;
the first reset piece comprises a reset pressure spring arranged below the sliding plate and a reset torsion spring arranged above the sliding plate, the reset torsion spring comprises a torsion spring body sleeved on the pivot shaft, and an upper extension end and a lower extension end which are respectively arranged at two ends of the torsion spring body, the upper extension end is fixedly connected with the pivot shaft or the linkage piece, and the lower extension end is fixedly connected with the sliding plate.
Preferably, the locking structure is formed at the inner end of a self-locking sliding block of the pot cover, and the self-locking sliding block is elastically and movably mounted on the pot cover and can extend and retract towards the center direction of the pot cover; the locking structure is the lower surface of the inner end of the self-locking sliding block and is used for being lapped on the upper surface of the free end of the first end when the second magnetic attraction piece moves to the second position, and the first end is locked.
The invention also provides a pressure cooker, which comprises a cooker cover assembly, wherein the cooker cover assembly comprises a cooker cover, an exhaust valve and a pressure regulating reset structure, the exhaust valve and the pressure regulating reset structure are arranged on the cooker cover, and the pressure regulating reset structure comprises:
the first magnetic suction piece is fixedly arranged on the exhaust valve;
the second magnetic suction piece is positioned below the exhaust valve, forms suction with the first magnetic suction piece, can move relative to the first magnetic suction piece in the vertical direction and has a first position and a second position;
the first resetting piece is arranged on the pot cover and used for resetting the second magnetic sucking piece to the first position;
the linkage piece is pivoted in the pot cover and is provided with a first end and a second end which are respectively arranged at two ends of a pivoting position, and the first end is connected with the second magnetic suction piece;
the pressure regulating key is arranged on the cooker cover and drives the second magnetic suction piece to move from the first position to the second position through the linkage piece;
the locking structure is arranged in the pot cover and used for blocking the linkage part from moving to the first position when the second magnetic attraction part moves to the second position;
the unlocking key is rotatably arranged on the pot cover and used for driving the linkage piece to horizontally rotate to be separated from the locking structure when the linkage piece is rotated.
According to the technical scheme, the pressure cooker with the cooker cover assembly can be switched from the first pressure limiting pressure to the second pressure limiting pressure by triggering the linkage part through the pressure regulating key; the interlocking piece can rotate to be separated from the locking structure by rotating the unlocking key, so that the second magnetic suction piece can be restored to the first position from the second position under the action of the first restoring piece, and the pressure cooker with the cooker cover assembly can be switched back to the first pressure limiting pressure from the second pressure limiting pressure; therefore, the user can simply realize the reset switching of the pressure cooker from the second pressure limiting pressure to the first pressure limiting pressure by rotating the unlocking key, and the convenience and the practicability of the pressure cooker pressure switching are improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural view of an embodiment of a pressure regulating and resetting structure of a pot cover assembly according to the present invention; FIG. 2 is a cross-sectional view of an embodiment of a locking structure of the pressure regulating reset structure of FIG. 1 in a locked state;
FIG. 3 is a cross-sectional view of another embodiment of the locking structure of the pressure regulating reset structure of FIG. 1 in a locked state;
FIG. 4 is a schematic diagram of an unlock key of the voltage regulation reset structure of FIG. 1;
fig. 5 is a schematic structural view of a pressure regulating and resetting structure of a pot cover assembly according to still another embodiment of the present invention;
FIG. 6 is a top view of the locking structure of the pressure regulating reset structure of FIG. 5 in a locked state;
fig. 7 is a top view of the unlocking key of the pressure regulating reset structure in fig. 5 during unlocking.
The reference numbers illustrate:
the implementation, functional features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive step based on the embodiments of the present invention, are within the scope of protection of the present invention.
It should be noted that, if directional indications (such as up, down, left, right, front, back, 8230; etc.) are involved in the embodiment of the present invention, the directional indications are only used for explaining the relative positional relationship between the components, the motion situation, etc. in a specific posture (as shown in the figure), and if the specific posture is changed, the directional indications are correspondingly changed.
In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
The invention provides a pot cover assembly, which is used for a pressure cooker.
Referring to fig. 1, in an embodiment of the present invention, the pot cover assembly includes a pot cover, an exhaust valve 10 mounted on the pot cover, and a pressure regulating reset structure, wherein the pressure regulating reset structure includes:
the first magnetic member (not shown) is fixed to the exhaust valve 10.
The second magnetic attraction piece 2 is positioned below the exhaust valve 10 in the pot cover and forms attraction force with the first magnetic attraction piece, and the second magnetic attraction piece 2 can move relative to the first magnetic attraction piece in the vertical direction and has a first position and a second position which have different distances from the first magnetic attraction piece.
The first reset piece 3 is arranged on the pot cover and used for resetting the second magnetic attraction piece 2 to a first position.
The linkage member 4 is pivoted in the pot cover and has a first end 41 and a second end 42 respectively arranged at two sides of the pivoted position, and the first end 41 is connected with the second magnetic attraction member 2. Specifically, a pivot shaft 15 is arranged in the pot cover, the pivot shaft 15 can be fixedly connected with the inner cover or the face cover, and the linkage piece 4 is rotatably connected on the pivot shaft 15; alternatively, one end of the pivot shaft 15 is fixedly connected with the linkage member 4, and the other end is rotatably connected with the inner cover or the face cover. Without loss of generality, the linking member 4 may be disposed in a rod shape. In addition, in the present invention, the "connection between the first end 41 and the second magnetic member 2" may be that the first end 41 abuts against the second magnetic member 2, or that the second magnetic member 2 is directly mounted on the first end 41, which is referred to as the former in this embodiment.
The pressure regulating key 5 is arranged on the cooker cover, and the pressure regulating key 5 is used for triggering the linkage part 4 so as to drive the second magnetic attraction part 2 to move from the first position to the second position through the first end 41.
And the locking structure 6 is arranged in the pot cover and used for locking the first end 41 or the second end 42 when the second magnetic attraction piece 2 moves to the second position so as to block the linkage piece 4 from moving to the first position and limit the second magnetic attraction piece 2 at the second position.
The unlocking key 7 is rotatably arranged on the cooker cover and used for driving the second end 42 to horizontally rotate around the pivoting position when being rotated, and driving the first end 41 or the second end 42 to rotate to be separated from the locking structure 6, so that the second magnetic attraction piece 2 is reset to the first position from the second position under the action of the first resetting piece 3.
In the present embodiment, without loss of generality, the top of the pot cover is provided with a concave mounting area (not shown), and the pressure regulating reset structure is located in the mounting area. The initial position of the second magnetic part 2 is the first position. It can be understood that, because the first position and the second position are different from the first magnetic attraction piece in distance, the second magnetic attraction piece 2 is in the first position and has a attraction force f with the first magnetic attraction piece Suction device And the attraction force f between the second magnetic attraction piece 2 and the first magnetic attraction piece when the second magnetic attraction piece is positioned at the second position Suction device Different, the first magnetic attraction piece is fixed in the exhaust valve 10, so the pressure limiting pressure F of the exhaust valve 10 is generated when the second magnetic attraction piece 2 is at the first position Pressing down And the pressure limiting pressure F of the exhaust valve 10 when the second magnetic attraction piece 2 is located at the second position Is pressed down Is different. In this embodiment, when the pressure-adjusting key 5 does not trigger the linkage 4, the second magnetic-attraction element 2 is maintained at the first position, so that the second magnetic-attraction element is at the first positionThe exhaust valve 10 maintains a first pressure limiting pressure F Pressing down 1 (ii) a When the pressure-regulating key 5 triggers the linkage member 4, the second magnetic attraction member 2 is maintained at the second position under the action of the locking structure 6, so that the exhaust valve 10 maintains the second pressure-limiting pressure F Pressing down 2 . That is, the pressure cooker with the cooker cover assembly can be controlled from the first pressure limiting pressure F by the pressure regulating key 5 Pressing down 1 Switching to a second pressure limiting pressure F Pressing down 2 . In this embodiment, the cooker cover assembly further comprises a rotatable unlocking key 7, when the user rotationally triggers the unlocking key 7, the first end 41 or the second end 42 of the linkage member 4 can be rotated to disengage from the locking structure 6, and the second magnetic attraction member 2 can be reset from the second position to the first position under the action of the first resetting member 3, so that the pressure cooker with the cooker cover assembly can be reset from the second pressure limiting pressure F Pressing down 2 Switching back to the first pressure limiting pressure F Pressing down 1 In this way, the user can simply effect a pressure cooker from the second pressure limit F by rotating the unlocking key 7 Press down 2 To a first limited pressure F Pressing down 1 The reset switching improves the convenience and the practicability of the pressure switching of the pressure cooker.
In this embodiment, further, the first restoring member 3 is disposed below the second magnetic attracting member 2. The first end 41 extends from the pivot position to the side of the second magnetic attraction piece 2, and a second wedge-shaped block 411 which tapers outward is disposed on the side surface facing the second magnetic attraction piece 2. The inclined surface of the second wedge 411 is pushed against the second magnetic attraction member 2, so that when the first end 41 rotates towards the second magnetic attraction member 2, the second magnetic attraction member 2 is pushed from the first position to the second position. Referring to fig. 1, in this embodiment, specifically, the exhaust valve 10 is installed at the upper end of a valve core 11 of the pot cover, and a first support plate 12 is fixedly installed at the lower end of the valve core 11, and the first support plate 12 can be fixed on an inner cover of the pot cover; the second magnetic attraction piece 2 is arranged in a ring shape and sleeved on the valve core 11; the first piece 3 that resets is the compression spring that the cover was established on case 11, and the upper and lower both ends of the first piece 3 that resets are connected the second magnetism respectively and are inhaled piece 2 and first backup pad 12. It can be understood that, in the present embodiment, the first position is located above the second position, that is, when the second magnetic attraction element 2 is located at the first position, the pressure inside the pressure cooker is high, and when the second magnetic attraction element 2 is located at the second position, the pressure inside the pressure cooker is low. In this embodiment, the inclined surface of the second wedge-shaped block 411 is located on the lower surface of the second wedge-shaped block 411, and is disposed to be inclined upward in the direction from the first end 41 of the linkage member 4 to the first magnetic attraction member, when the second wedge-shaped block 411 rotates toward the second magnetic attraction member 2, the second magnetic attraction member 2 can be pressed downward from the first position to the second position, so that the pressure cooker is switched from high pressure to low pressure, and the exhaust boiling effect is achieved. It should be noted that, in this embodiment, the outer edge of the second magnetic element 2 is provided with two driving lugs 21 extending outwards and disposed oppositely, and correspondingly, the first end 41 is provided with a second wedge-shaped block 411 corresponding to each driving lug 21.
It should be emphasized that the present design is not limited thereto, and in other embodiments, the design may be further designed as follows: the first reset piece 3 is an extension spring sleeved on the valve core 11; the first position is positioned below the second position, namely when the second magnetic attraction piece 2 is positioned at the first position, the pressure in the pressure cooker is low pressure, and when the second magnetic attraction piece 2 is positioned at the second position, the pressure in the pressure cooker is high pressure; the inclined plane of the second wedge-shaped block 411 is located on the upper surface of the second wedge-shaped block 411, and is arranged to be inclined downward in the direction from the first end 41 of the linkage member 4 to the first magnetic attraction member, when the second wedge-shaped block 411 rotates to the second magnetic attraction member 2, the second magnetic attraction member 2 can be upwards abutted to the second position from the first position, so that the low pressure in the pressure cooker is switched to high pressure.
Referring to fig. 1, in the present embodiment, further, the voltage-adjusting key 5 is disposed beside the second end 42, and is located on the same side of the linking member 4 as the second wedge block 411. The pressure regulating key 5 has a movable stroke in the up-down direction, and comprises a pressing part 51 exposed on the outer surface of the pan cover and a triggering part 52 fixedly arranged below the pressing part 51; it can be understood that the triggering portion 52 is movably inserted through the cover of the pot cover and vertically extends downward. The second end 42 is provided with a third wedge 421 tapering outward on the side facing the pressure regulating key 5, and the inclined surface of the third wedge 421 is located on the upper surface of the third wedge 421 and is inclined downward in the direction from the second end 42 of the linkage 4 to the triggering part 52; the lower end of the trigger part 52 is provided with a trigger slope 521 corresponding to the slope of the third wedge 421. Thus, by pressing the pressing portion 51 of the pressure adjustment key 5 downward, the triggering portion 52 of the pressure adjustment key 5 moves downward, so that the triggering inclined surface 521 presses the inclined surface of the third wedge 421, and the second end 42 rotates around the pivot shaft 15, so that the first end 41 rotates toward the second magnetic attraction member 2, and the second wedge 411 pushes the second magnetic attraction member 2 toward the second position, thereby switching from high pressure to low pressure. Preferably, the pressure regulating key 5 further comprises a third resetting member 53, the third resetting member 53 being configured to cause the pressure regulating key 5 to have a tendency to reset to its initial position; in this embodiment, the third piece 53 that resets can design according to concrete reality in a flexible way, and simply, still be equipped with one in the pot cover and set firmly the second backup pad 14 between face lid and inner cup, this second backup pad 14 is worn to locate in the activity of the trigger part 52 of pressure regulating key 5, and the third piece 53 that resets is the compression spring that one set located trigger part 52, and the both ends of the third piece 53 that resets respectively elastic conflict press the lower surface of portion 51 and the upper surface of second backup pad 14.
In this embodiment, further, a locking structure 6 is formed above the trigger slope 521 of the trigger portion 52 and is used to lock the second end 42 in cooperation with the free end of the third wedge 421 when the second magnetic attraction element 2 moves to the second position. In other words, in this embodiment, the pressure regulating key 5 not only has the effect of switching high voltage to low voltage, but also has the effect of limiting the second magnetic attraction piece 2 to the second position, and compared with the technical scheme of separately setting the locking structure 6, the technical scheme has fewer parts and lower cost. Referring to fig. 1 and 2, in the present embodiment, specifically, the trigger portion 52 is disposed in a barb shape, the hook portion of the trigger portion 52 extends toward the second end 42, and the trigger slope 521 is a lower surface of the hook portion; the locking structure 6 is the upper surface of the hook portion. When the second magnetic attraction piece 2 is pressed to the second position by the inclined surface of the second wedge block 411, the third wedge block 421 just exceeds the upper end of the trigger inclined surface 521, and the lower surface of the free end of the third wedge block 421 is lapped on the upper surface of the hook part of the trigger part 52, so as to lock the second end 42. In this embodiment, the hook of the trigger 52 increases the area of the trigger slope 521, so as to increase the trigger stroke of the trigger slope 521. However, the design is not limited thereto, in other embodiments, the locking structure 6 may also be a locking groove 6a disposed on the triggering portion 52 above the triggering inclined surface 521, and the locking groove 6a is used for the free end of the third wedge 421 to be clamped into and lock the second end 42 when the second magnetic attraction element 2 moves to the second position, as shown in fig. 3.
Referring to fig. 1, in the present embodiment, the unlocking key 7 further includes a rotating portion 72 exposed on an outer surface of the pot cover, and a driving portion 71 fixedly disposed on a lower surface of the rotating portion 72. The driving portion 71 is rotatably provided to the lid. In this embodiment, when the rotating portion 72 is rotated, the driving portion 71 can be driven to rotate, so as to act on the second end 42 through the lower end of the driving portion 71, and the linkage member 4 horizontally rotates, so as to separate the second end 42 from the locking structure 6, and the pressure adjusting key 5 can be reset to the initial position under the action of the third resetting member 53, and the second magnetic attraction member 2 can also be reset to the first position under the action of the first resetting member 3. It should be noted that, when the pressure regulating key 5 is not provided with the third resetting member 53, after the second end 42 is disengaged from the locking structure 6, the pressure regulating key 5 can be manually lifted, so as to give way to the reverse rotation of the linking member 4. Preferably, the unlocking key 7 further comprises a second resetting member 73, the second resetting member 73 being adapted to reset said unlocking key 7 to its non-rotated state; in this way, after the unlocking key 7 drives the second end 42 to disengage from the locking structure 6, the unlocking key 7 can be automatically reset to its non-rotated state under the resetting action of the second resetting member 73, without the user manually rotating the unlocking key 7. In this embodiment, the second reset member 73 can be flexibly designed according to actual conditions, and simply, a third support plate 13 fixedly disposed between the face cover and the inner cover is further disposed in the pot cover, the driving portion 71 is rotatably and fixedly disposed on the third support plate 13, the second reset member 73 is a torsion spring having a body sleeved on the driving portion 71, and two fixed ends of the torsion spring are respectively fixed to the lower surface of the rotating portion 72 and the upper surface of the third support plate 13.
In this embodiment, in order to facilitate the user to rotate the unlocking key 7, the rotating portion 72 is preferably provided with an anti-slip structure 75, and the anti-slip structure 75 may be an anti-slip convex rib provided on the upper surface of the rotating portion 72, or an anti-slip pattern, an anti-slip concave point, an anti-slip convex point, or the like provided on the outer circumferential surface of the rotating portion 72, which is not limited in the present invention.
Referring to fig. 1 and 4, in the present embodiment, further, the driving portion 71 is a cylindrical member disposed beside the second end 42. The second end 42 is provided with a first wedge block 422 on a side facing the driving portion 71, and an inclined surface of the first wedge block 422 is located on an upper surface of the first wedge block 422 and is inclined downward in a direction from the second end 42 to the driving portion 71. The lower end of the driving portion 71 abuts against the inclined surface of the first wedge block 422, and the lower end surface of the driving portion 71 is provided with a spiral inclined surface 74, it being understood that the spiral inclined surface 74 is provided facing the inclined surface of the first wedge block 422. Thus, the rotating portion 72 rotates the driving portion 71, so that the lower position of the inclined rotating surface 74 presses the inclined surface of the first wedge 422, and the second end 42 is driven to rotate horizontally. It is understood that in the present embodiment, the unlocking key 7 and the pressure adjusting key 5 are located on the same side of the second end 42, and of course, the first wedge 422 and the third wedge 421 are also located on the same side of the second end 42, otherwise, the rotating inclined surface 74 cannot drive the second end 42 to rotate horizontally.
Referring to fig. 5, fig. 5 is a schematic structural view of another embodiment of the pressure regulating reset structure of the pot cover assembly of the present invention. The difference between the present embodiment and the previous embodiment is that the first reset element 3 is disposed below the pivot position of the linking element 4, and the first position is located above the second position. The pressure regulating key 5 is arranged above the linkage piece 4 and has a movable stroke in the up-down direction. The second magnetic member 2 is fixed to the first end 41. Therefore, by pressing the pressure-adjusting key 5 downwards, the linkage member 4 can be pressed downwards, and the first end 41 drives the second magnetic attraction member 2 to move downwards from the first position to the second position, and the first resetting member 3 can indirectly cause the second magnetic attraction member 2 to have a tendency of resetting to the first position by causing the linkage member 4 to have a tendency of resetting upwards.
Referring to fig. 6 and 7 together, in this embodiment, further, the locking structure 6 is formed at the inner end of the self-locking slider 8 of the lid, and the self-locking slider 8 is elastically and movably mounted on the lid and can be moved in a telescopic manner toward the center of the lid. Specifically, the inner end of the self-locking sliding block 8 is provided with a sliding block inclined plane 81, and the sliding block inclined plane 81 is upward and is inclined downwards in the direction extending from the inside of the self-locking sliding block 8; the locking structure 6 is the lower surface of the inner end of the self-locking sliding block 8. Pressing the pressure adjusting key 5 downwards can press the linkage part 4 downwards, and when moving the second magnetic attraction part 2 downwards, the free end of the first end 41 presses the slider inclined plane 81 to force the self-locking slider 8 to move outwards, and when the second magnetic attraction part 2 moves downwards from the first position to the second position, the lower surface of the inner end of the self-locking slider 8 just exceeds the upper surface of the free end of the first end 41, at the moment, the self-locking slider 8 rebounds under the action of the reset part, so that the lower surface of the inner end of the self-locking slider 8 is lapped on the upper surface of the free end of the first end 41, the first end 41 is locked, and the second magnetic attraction part 2 is limited at the second position.
In this embodiment, the unlocking key 7 has substantially the same structure as that of the previous embodiment, but the lower end of the driving portion 71 is not provided with a spiral slope, and the cam 76 is fixed. When the rotating portion 72 is rotated to drive the driving portion 71 to rotate, the cam 76 can be driven to rotate at the same time, and when the driving side of the cam 76 abuts against and presses the side surface of the second end 42, the second end 42 can be driven to horizontally rotate, so that the first end 41 is separated from the locking structure 6, and the second magnetic attraction element 2 can be reset to the first position under the action of the first reset element 3.
It should be noted that, in this embodiment, in order to enable the second magnetic attraction member 2 to move down to the second position each time, the self-locking slider 8 can lock the free end of the first end 41, and the first reset member 3 preferably has a function of a torsion spring while having an elastic compression function, so that after being unlocked, the free end of the first end 41 can automatically reset to a position right above the self-locking slider 8. In this embodiment, the first restoring member 3 may be a combination of a compression spring and a torsion spring. Specifically, in the present embodiment, the lid has a sliding guide groove (not shown) extending in the up-down direction formed below the linking member 4; preferably, referring to fig. 7, two guide groove plates 17 are fixedly installed in the pot cover, and the sliding guide groove is formed between the two guide groove plates 17. In this embodiment, a sliding plate 18 is disposed in the sliding guide slot, and the sliding plate 18 is slidably connected to the sliding guide slot so as to be slidable in the vertical direction; of course, slide plate 18 is not rotatable. The linking member 4 is fixedly provided with a pivot shaft 15 extending downward, and the lower end of the pivot shaft 15 is rotatably fixed on the sliding plate 18. In the present embodiment, the first restoring member 3 includes a restoring torsion spring 31 disposed below the sliding plate 18 and a restoring torsion spring 32 disposed above the sliding plate 18. The restoring torsion spring 32 includes a torsion spring body 321 sleeved on the pivot shaft 15, and an upper extension end 322 and a lower extension end 323 respectively disposed at two ends of the torsion spring body 321. In this embodiment, the upper extension end 322 is fixedly connected to the pivot shaft 15; of course, in other embodiments, the upper extending end 322 may also be fixedly connected to the linking member 4; the lower extension 323 is fixedly connected to the slide plate 18. In this embodiment, the return spring 31 provides an upward return function for the linkage member 4, and the return spring 32 provides a rotational return function for the linkage member 4. It is emphasized that in other embodiments the first restoring member 3 may also be simply provided as a compression torsion spring.
The invention further provides a pressure cooker, which comprises a cooker cover assembly, the specific structure of the cooker cover assembly refers to the embodiments, and the pressure cooker adopts all technical schemes of all the embodiments, so that the pressure cooker at least has all beneficial effects brought by the technical schemes of the embodiments, and the detailed description is omitted.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all equivalent structural changes made by using the contents of the present specification and the drawings, or any other related technical fields, which are directly or indirectly applied to the present invention, are included in the scope of the present invention.
Claims (17)
1. The utility model provides a pot cover subassembly, include the pot cover and install in the discharge valve and the pressure regulating of pot cover reset the structure, its characterized in that, the pressure regulating resets the structure and includes:
the first magnetic suction piece is fixedly arranged on the exhaust valve;
the second magnetic suction piece is positioned below the exhaust valve, forms suction with the first magnetic suction piece, can move relative to the first magnetic suction piece in the vertical direction and has a first position and a second position;
the first resetting piece is arranged on the pot cover and used for resetting the second magnetic sucking piece to the first position;
the linkage piece is pivoted in the cooker cover and is provided with a first end and a second end which are respectively arranged at the two ends of the pivoting position, and the first end is connected with the second magnetic attraction piece;
the pressure regulating key is arranged on the cooker cover and drives the second magnetic suction piece to move from the first position to the second position through the linkage piece;
the locking structure is arranged in the pot cover and used for blocking the linkage part from moving to the first position when the second magnetic attraction part moves to the second position;
the unlocking key is rotatably arranged on the pot cover and used for driving the linkage part to horizontally rotate to be separated from the locking structure when the linkage part is rotated;
the unlocking key comprises a rotating part exposed on the outer surface of the cooker cover and a driving part fixedly arranged on the lower surface of the rotating part, and the driving part is rotatably arranged on the cooker cover; when the rotating part is rotated, the driving part can be driven to rotate around the rotating axis along the vertical direction, so that the linkage part is driven to horizontally rotate through the driving part.
2. The lid assembly of claim 1, wherein the drive portion is a vertically extending cylindrical member disposed adjacent the second end; the second end is provided with a first wedge-shaped block on one side facing the driving part, and the inclined surface of the first wedge-shaped block is positioned on the upper surface of the first wedge-shaped block and is arranged in a downward inclined manner in the direction from the second end to the driving part; the lower end of the driving portion abuts against the inclined surface of the first wedge-shaped block, and the lower end face of the driving portion is arranged to face the spiral inclined surface of the first wedge-shaped block.
3. The lid assembly of claim 1, wherein the driving portion is a cylindrical member extending in a vertical direction and disposed beside the second end, and a cam is fixed to a lower end of the driving portion and is configured to abut against a side surface of the second end.
4. The pot cover assembly of claim 1, wherein the rotating portion is provided with an anti-slip structure.
5. The lid assembly of claim 1, wherein the unlocking key further comprises a second reset member, the second reset member being a torsion spring mounted on the driving part and configured to reset the unlocking key to a non-rotated state.
6. The lid assembly of any one of claims 1 to 5, wherein the first restoring member is disposed below the second magnetic attracting member; the first end extends to the second magnetic part from the pivot joint position, a second wedge-shaped block is arranged on the side surface facing the second magnetic part, the inclined surface of the second wedge-shaped block abuts against the second magnetic part, and when the first end rotates towards the second magnetic part, the second magnetic part is pushed to the second position from the first position.
7. The lid assembly of claim 6, wherein the first restoring member is a compression spring, the first position is located above the second position, and the inclined surface of the second wedge-shaped block is located on the lower surface of the second wedge-shaped block and is inclined upward in a direction from the first end of the linking member to the first magnetic attracting member.
8. The lid assembly of claim 6, wherein the first restoring member is an extension spring, the first position is located below the second position, and the inclined surface of the second wedge-shaped block is located on the upper surface of the second wedge-shaped block and is inclined downward in a direction from the first end of the moving member to the first magnetic attracting member.
9. The lid assembly of claim 6, wherein the pressure-regulating key is disposed adjacent to the second end and is located on the same side of the linkage member as the second wedge-shaped block; the pressure regulating key has a movable stroke in the vertical direction and comprises a pressing part exposed on the outer surface of the cooker cover and a triggering part fixedly arranged below the pressing part; a third wedge block is arranged at one side of the second end facing the pressure regulating key, and the inclined surface of the third wedge block is positioned on the upper surface of the third wedge block and is arranged in a downward inclined manner in the direction from the second end of the linkage part to the trigger part; the lower end of the triggering part is provided with a triggering inclined plane corresponding to the inclined plane of the third wedge block.
10. The lid assembly of claim 9, wherein the locking structure is formed above the trigger slope of the trigger part and is configured to engage with the free end of the third wedge to lock the second end when the second magnetic attraction member moves to the second position.
11. The lid assembly of claim 10, wherein the trigger portion is in a barb-like configuration, the hook portion of the trigger portion extending toward the second end, the trigger ramp being a lower surface of the hook portion; the locking structure is the upper surface of the hook part and is used for enabling the lower surface of the free end of the third wedge block to be lapped and locking the second end when the second magnetic attraction piece moves to the second position.
12. The lid assembly of claim 10, wherein the locking structure is a locking groove disposed on the triggering portion above the triggering slope, and the locking groove is configured to allow the free end of the third wedge to be engaged to lock the second end when the second magnetic attraction member moves to the second position.
13. The lid assembly of claim 9, wherein the pressure adjusting key further comprises a third resetting member, the third resetting member is sleeved on the triggering portion, a lower end of the third resetting member elastically abuts against the inner surface of the lid, an upper end of the third resetting member elastically abuts against a lower surface of the pressing portion, and the third resetting member is used for resetting the pressure adjusting key to an initial position of the pressure adjusting key.
14. The lid assembly according to any one of claims 1 to 5, wherein the first reset member is disposed below the pivot position of the linking member, and the first position is disposed above the second position; the pressure regulating key is arranged above the linkage piece and has a movable stroke in the up-down direction; the second magnetic part is fixedly arranged at the first end; and downwards pressing the pressure regulating key to enable the linkage piece to be pressed downwards, and driving the second magnetic suction piece to move downwards from the first position to the second position through the first end.
15. The lid assembly as claimed in claim 14, wherein the lid is formed with a slide guide groove extending in up and down directions below the interlocking member, and a slide plate is provided in the slide guide groove, the slide plate being slidably coupled to the slide guide groove to be slidable in up and down directions; the linkage piece is fixedly provided with a pivoting shaft extending downwards, and the lower end of the pivoting shaft is rotatably fixed on the sliding plate;
the first reset piece comprises a reset pressure spring arranged below the sliding plate and a reset torsion spring arranged above the sliding plate, the reset torsion spring comprises a torsion spring body sleeved on the pivot shaft, and an upper extension end and a lower extension end which are respectively arranged at two ends of the torsion spring body, the upper extension end is fixedly connected with the pivot shaft or the linkage piece, and the lower extension end is fixedly connected with the sliding plate.
16. The lid assembly of claim 14, wherein the locking structure is formed at an inner end of a self-locking slider of the lid, the self-locking slider being elastically and movably mounted to the lid so as to be telescopically movable toward a center direction of the lid; the locking structure is the lower surface of the inner end of the self-locking sliding block and is used for being lapped on the upper surface of the free end of the first end when the second magnetic attraction piece moves to the second position, and the first end is locked.
17. A pressure cooker comprising a lid assembly according to any one of claims 1 to 16.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610407225.8A CN107296488B (en) | 2016-06-08 | 2016-06-08 | Pot cover subassembly and pressure cooker |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610407225.8A CN107296488B (en) | 2016-06-08 | 2016-06-08 | Pot cover subassembly and pressure cooker |
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| Publication Number | Publication Date |
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| CN107296488A CN107296488A (en) | 2017-10-27 |
| CN107296488B true CN107296488B (en) | 2023-04-11 |
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| CN201610407225.8A Active CN107296488B (en) | 2016-06-08 | 2016-06-08 | Pot cover subassembly and pressure cooker |
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Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019032876A1 (en) | 2017-08-09 | 2019-02-14 | Sharkninja Operating Llc | Cooking device and components thereof |
| USD914436S1 (en) | 2018-06-19 | 2021-03-30 | Sharkninja Operating Llc | Air diffuser with food preparation pot |
| USD883015S1 (en) | 2018-08-09 | 2020-05-05 | Sharkninja Operating Llc | Food preparation device and parts thereof |
| USD903413S1 (en) | 2018-08-09 | 2020-12-01 | Sharkninja Operating Llc | Cooking basket |
| USD934027S1 (en) | 2018-08-09 | 2021-10-26 | Sharkninja Operating Llc | Reversible cooking rack |
| USD883014S1 (en) | 2018-08-09 | 2020-05-05 | Sharkninja Operating Llc | Food preparation device |
| CN109316056B (en) * | 2018-11-22 | 2024-04-12 | 德奥通用航空股份有限公司 | Pressure cooker and cover assembly thereof and reset mechanism for exhaust valve |
| US11751710B2 (en) | 2019-02-25 | 2023-09-12 | Sharkninja Operating Llc | Guard for cooking system |
| US11033146B2 (en) | 2019-02-25 | 2021-06-15 | Sharkninja Operating Llc | Cooking device and components thereof |
| USD918654S1 (en) | 2019-06-06 | 2021-05-11 | Sharkninja Operating Llc | Grill plate |
| USD982375S1 (en) | 2019-06-06 | 2023-04-04 | Sharkninja Operating Llc | Food preparation device |
| US11647861B2 (en) | 2020-03-30 | 2023-05-16 | Sharkninja Operating Llc | Cooking device and components thereof |
| CN114343420A (en) * | 2020-10-14 | 2022-04-15 | 杭州九阳小家电有限公司 | Cooking utensil |
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| CN103211514B (en) * | 2013-05-13 | 2016-08-10 | 浙江苏泊尔家电制造有限公司 | Electric cooker |
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