CN111887712A - Exhaust assembly, pot cover provided with exhaust assembly and pressure cooking appliance - Google Patents
Exhaust assembly, pot cover provided with exhaust assembly and pressure cooking appliance Download PDFInfo
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- CN111887712A CN111887712A CN202010636035.XA CN202010636035A CN111887712A CN 111887712 A CN111887712 A CN 111887712A CN 202010636035 A CN202010636035 A CN 202010636035A CN 111887712 A CN111887712 A CN 111887712A
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- valve
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- transmission
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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
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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
- A47J27/002—Construction of cooking-vessels; Methods or processes of manufacturing specially adapted for cooking-vessels
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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
- A47J36/00—Parts, details or accessories of cooking-vessels
- A47J36/06—Lids or covers for cooking-vessels
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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
- A47J36/00—Parts, details or accessories of cooking-vessels
- A47J36/38—Parts, details or accessories of cooking-vessels for withdrawing or condensing cooking vapors from cooking utensils
Abstract
The present invention relates to an exhaust assembly comprising: the valve mechanism is axially arranged on the first cover piece in a penetrating way; the transmission piece is arranged corresponding to the valve mechanism, and when the transmission piece moves or rotates, the transmission piece presses the valve mechanism to open the valve mechanism; and the first driving mechanism is connected to the transmission piece and is used for driving the transmission piece to move or rotate. According to the technical scheme, the first driving mechanism drives the transmission piece to rotate or move, and then the transmission piece supports against the valve mechanism to open the valve mechanism, so that the whole cooking process is in a normal pressure state, the pressure cooking appliance is in a non-pressure cooking mode at the moment, namely the pressure cooking mode and the non-pressure cooking mode can be switched based on the synergistic effect of the first driving mechanism and the transmission piece, and the pressure cooking appliance has good applicability and user experience effects.
Description
Technical Field
The invention relates to the technical field of kitchen cooking appliances, in particular to an exhaust assembly, a pot cover provided with the exhaust assembly and a pressure cooking appliance.
Background
The electric pressure cooker is a common kitchen appliance in life, and can increase the pressure in the cooker to more than 1 atmosphere, so that the boiling point of water is higher than 100 ℃, and the cooking process of food is accelerated. At present, most users generally use an electric cooker instead of an electric pressure cooker when cooking rice and porridge. The existing electric pressure cooker has single function, can only cook food in a high-pressure state, and easily makes rice overcooked and overcooft when cooking rice and porridge, so that the taste of a user is influenced. Therefore, the problems to be solved at present are: how to make the electric pressure cooker have a pressure cooking mode (namely a pressure mode) and a non-pressure cooking mode so as to diversify the functions of the electric pressure cooker.
Disclosure of Invention
The invention aims to provide an exhaust assembly suitable for a pressure cooking appliance, which can exhaust gas and can realize switching between a pressure cooking mode and a non-pressure cooking mode, thereby improving the using effect of a user.
In order to achieve the purpose, the invention adopts the following technical scheme:
an exhaust assembly comprising:
the valve mechanism is axially arranged on the first cover piece in a penetrating way;
the transmission piece is arranged corresponding to the valve mechanism, and when the transmission piece moves or rotates, the transmission piece presses the valve mechanism to open the valve mechanism; and a process for the preparation of a coating,
the first driving mechanism is connected to the transmission piece and used for driving the transmission piece to move or rotate.
Preferably, the first drive mechanism comprises:
one end of the linkage piece is connected with a first driving piece; and a process for the preparation of a coating,
and when the first driving piece drives the linkage piece to move, the linkage piece drives the rocker mechanism to rotate so that the rocker mechanism drives the transmission piece to rotate. Therefore, the rotation is realized through the rocker mechanism, the structure is simple, and the state change of the rocker mechanism is beneficial to distinguishing the cooking state of the electric pressure cooker by a user.
Preferably, a fixing column axially penetrates through the first cover part, and the first driving part is sleeved on the circumferential outer side of the fixing column; and/or the presence of a catalyst in the reaction mixture,
the first driving piece is provided with a third guide opening, one end of the linkage piece, which is close to the first driving piece, is provided with a fourth support column in a penetrating manner, and the fourth support column is arranged in the third guide opening in a penetrating manner; the third guiding opening is formed with circular arc section and oval arc section, circular arc section with the center of first driving piece is concentric and apart from the shortest, just oval arc section is kept away from the tip of circular arc section with the central distance of first driving piece is the longest. Therefore, the circular arc sections are concentrically arranged, so that the valve opening mechanism cannot be opened when a pressure mode is selected, and the elliptical arc sections are favorable for smoothly opening the valve opening mechanism.
Preferably, a second cover member is connected to the first cover member, a mounting portion is formed by axially extending one side of the second cover member, which faces away from the first cover member, and the transmission member is mounted in the mounting portion; and, the rocker mechanism includes:
one end of the first rotating shaft can rotatably penetrate through the circumferential side face of the mounting part and is connected with the transmission part;
the connecting shaft plate is connected to one end, away from the transmission part, of the first rotating shaft; and a process for the preparation of a coating,
and one end of the second rotating shaft is connected to the connecting plate, and the other end of the second rotating shaft is connected to one end, far away from the first driving piece, of the linkage piece and can rotate relative to the linkage piece.
Preferably, the valve mechanism comprises:
the first pressure bearing part is axially arranged corresponding to the transmission part; and a process for the preparation of a coating,
the first exhaust valve is axially arranged on the first cover part in a penetrating mode, and the axial end portion of the first exhaust valve can abut against and be in press fit with the axial end portion of the first pressure bearing part.
Preferably, the first exhaust valve includes:
a valve seat axially connected to the first cap;
a valve housing connected to a side of the valve seat facing away from the transmission member; and a process for the preparation of a coating,
the valve core mechanism is axially arranged in the valve shell in a penetrating way and can axially move relative to the valve shell; and the axial end part of the valve core mechanism is pressed against the first pressure bearing part in a press fit mode.
Preferably, the valve housing comprises: the annular piece is sleeved on the circumferential outer side of the valve seat, and the end cover piece is connected to the inner side wall of the annular piece and arranged in parallel with the first pressure bearing piece; and a process for the preparation of a coating,
the valve core mechanism includes:
the valve core piece sequentially penetrates through the valve seat and the end cover piece (7122b) along the axial direction, and the valve core piece is pressed against the first pressure bearing piece in a press fit mode;
the first elastic piece is sleeved on the circumferential outer side of the valve core piece and is abutted with the end cover piece; and a process for the preparation of a coating,
the plugging piece is connected to the axial end part of the valve core piece, and the plugging piece is positioned on one side, facing away from the valve seat, of the end cover piece.
Preferably, a second elastic member is arranged on one side of the first pressure-bearing member facing the first exhaust valve, the second elastic member axially penetrates through a first notch formed by the first pressure-bearing member, a bracket parallel to the first pressure-bearing member is formed on the mounting portion, and one end of the second elastic member facing the bracket abuts against the bracket; and a process for the preparation of a coating,
the valve core piece is provided with a plurality of sheet parts arranged at intervals along the circumferential direction, one end, far away from the end cover piece, of each sheet part is provided with an abutting convex part, and one end, far away from the end cover piece, of the second elastic piece abuts against the abutting convex part.
A lid fitted with the exhaust assembly of any one of the preceding claims, the lid comprising: the first driving piece is connected with the caliper assembly; when the first driving piece drives the caliper assembly to act, the first driving piece can be linked with the transmission piece to act so as to open the valve mechanism.
A pressure cooking appliance fitted with an exhaust assembly as claimed in any one of the preceding claims.
Compared with the prior art, the invention has the beneficial effects that:
the exhaust assembly, install pot cover and pressure cooking utensil of this exhaust assembly that provide among the above-mentioned technical scheme, move or rotate through a actuating mechanism drive driving medium, and then the driving medium will support and press valve mechanism, in order to open valve mechanism, thereby make whole culinary art process be in the ordinary pressure state, pressure cooking utensil is in non-pressure culinary art mode this moment, can realize switching between pressure culinary art mode and the non-pressure culinary art mode based on a drive mechanism, the synergism of driving medium promptly, better suitability and user experience effect have.
Drawings
Fig. 1 is a schematic view of a pot according to an embodiment of the present invention.
Figure 2 is a cross-sectional view of the lid shown in figure 1.
Fig. 3 is a partial structural schematic view of the pot lid shown in fig. 2.
Fig. 4 is a partial structural schematic view of the pot lid shown in fig. 2.
Fig. 5 is a schematic view of another state of the pot lid shown in fig. 1.
Fig. 6 is a partial mechanism schematic view of the pot lid shown in fig. 5.
Fig. 7 is a schematic view of another state of the pot lid shown in fig. 1.
Fig. 8 is a partial structural view of the pot lid shown in fig. 7.
Fig. 9 is a cross-sectional view of the handle assembly of fig. 1 in another state.
Fig. 10 is an exploded view of the handle assembly of fig. 9.
FIG. 11 is a schematic view of the knob holder shown in FIG. 9.
Fig. 12 is a schematic view of the handle mechanism of fig. 9 coupled to a rotary plate.
FIG. 13 is a schematic view of the handle mechanism of FIG. 12 coupled to a rotatable disk in another state.
Figure 14 is a schematic view of a part of the structure of the pot lid shown in figure 2.
Figure 15 is a schematic view of a part of the structure of the pot lid shown in figure 14.
Fig. 16 is a schematic view of the flipper of fig. 15.
Fig. 17 is a cross-sectional view of the pot shown in fig. 1 in another state.
Figure 18 is a cross-sectional view of the lid of figure 2 from another perspective.
Figure 19 is a schematic view of a part of the structure of the pot lid shown in figure 2.
Fig. 20 is an exploded view of the first drive mechanism of fig. 19.
FIG. 21 is a schematic view of the transmission member shown in FIG. 19.
Fig. 22 is an exploded view of the valve mechanism of fig. 18.
Fig. 23 is a schematic view of the first bearing member shown in fig. 22.
Fig. 24 is a schematic view of the core member of fig. 22.
Fig. 25 is a schematic view of the structure of the second cover member shown in fig. 19.
Fig. 26 is a schematic structural view of the first driving member shown in fig. 19.
Figure 27 is a cross-sectional view of the lid shown in figure 5.
Figure 28 is a schematic view of a part of the structure of the pot lid shown in figure 5.
Figure 29 is a cross-sectional view of the lid shown in figure 7.
Figure 30 is a schematic view of a part of the structure of the pot lid shown in figure 7.
1000. A pot; 100. a pot cover; 10. a pot cover shell; 11. a first cover member; 12. a second cover member; 121. an installation part; 1211. a support; 13. an outer side cover; 14. fixing a column;
20. a handle assembly; 21. a knob mechanism; 211. screwing a handle face cover; 2111. a face cover clamping part; 212. a knob seat; 22. a handle mechanism; 221. a first handle; 2211. a first rotating shaft; 2211a, a first gear section; 222. a second handle; 2221. a second rotating shaft; 2221a, a second gear portion; 23. a rotating cover; 231. a mounting recess; 2311. a limiting groove; 24. a pressing mechanism; 241. pressing the cover; 2411. a columnar portion; 2412. pressing the clamping part; 242. a pressing spring;
30. a fastener; 31. a caliper assembly; 311. a first driving member; 3111. a first guide port; 3112. a second guide port; 3113. a third support; 3114. a third guide port; 3114a, a circular arc segment; 3114b, an elliptical arc section; 312. a first caliper mechanism; 3121. a first engaging portion; 3122. a first connecting plate; 3122a, a first strut; 313. a second caliper mechanism; 3131. a second engaging portion; 3132. a second connecting plate; 3132a, a second pillar;
40. a guide plate; 41. a guide groove;
50. a limiting member;
60. a manual exhaust mechanism; 61. a second driving member; 611. a pressing part; 62. a transmission mechanism; 621. a supporting seat; 6211. rotating the groove; 622. a turnover piece; 6221. a turning shaft; 6222. a pressure-bearing portion; 6223. a first side plate portion; 6224. a second side plate portion; 63. a pressure limiting valve mechanism; 631. a pressure limiting valve; 632. a pressure limiting movable seat; 6321. a first drive shaft; 64. an exhaust column;
70. an exhaust assembly; 71. a valve mechanism; 711. a first bearing member; 7111. a pressing part; 7112. a first notch; 712. a first exhaust valve; 7121. a valve seat; 7122. a valve housing; 7122a, a ring; 7122b, end cap; 7123. a valve core mechanism; 7124. a valve core piece; 7125. a first elastic member; 7126. a blocking member; 7127. a sheet-like portion; 7128. an abutting convex part; 713. a second elastic member; 72. a transmission member; 721. an abutting portion; 73. a first drive mechanism; 731. a linkage member; 7311. a fourth strut; 7312. a support protrusion; 7313. a support opening; 7314. clamping the groove; 732. a rocker mechanism; 7321. a first rotating shaft; 7322. a coupling plate; 7323. a second rotation shaft;
200. and (4) a pot body.
Detailed Description
The present invention will now be described in more detail with reference to the accompanying drawings, in which the description of the invention is given by way of illustration and not of limitation. The various embodiments may be combined with each other to form other embodiments not shown in the following description.
Example one
Referring to fig. 1 to 8, the present embodiment provides a novel pot 1000, the pot 1000 includes a pot lid 100 and a pot body 200, the pot lid 100 has a simple structure, and the user can open and close the lid smoothly, so that the pot has better applicability.
The pot cover 100 includes: a lid shell 10, a handle assembly 20 and a fastener 30.
The pot cover housing 10 includes a first cover 11 and a fixing post 14, the first cover 11 is provided with a mounting hole for mounting the fixing post 14, and an axial direction of the fixing post 14 coincides with an axial direction of the first cover 11.
The handle assembly 20 is mounted on the first cover 11 and can drive the fastener 30 to rotate or move at least in two directions, that is, the handle assembly 20 can rotate at least in right or left direction to achieve the effect of driving the fastener 30 to move.
The first lid 11 can be fastened to or separated from the pot body 200 by the fastener 30, that is, the fastener 30 can be fastened to or separated from the circumferential edge of the pot body 200. It can be understood that the cover 100 and the pan body 200 are independent from each other, and a user can fasten the first cover 11 and the pan body 200 into an integral structure through the fastening member 30, so that the user can smoothly perform the cover opening and closing operation.
Wherein, fastener 30 includes: a caliper assembly 31 movably connected to the first cover member 11 and a first driving member 311, wherein the caliper assembly 31 is disposed in parallel with the first cover member 11, and a fixing post 14 passes through the caliper assembly 31. Specifically, the caliper assembly 31 includes: the first driving part 311 is sleeved on the outer side of the fixed column 14 in the circumferential direction, the first driving part 311 can rotate by taking the fixed column 14 as a shaft, and the first driving part 311 and the first cover part 11 are arranged in parallel at intervals; the first caliper mechanism 312 and the second caliper mechanism 313 are both connected to the first driving member 311, and when the first driving member 311 rotates around the fixed column 14, the first driving member 311 can at least drive the first caliper mechanism 312 and the second caliper mechanism 313 to rotate or move relative to the first driving member 311 in two directions, so that the first caliper mechanism 312 and the second caliper mechanism 313 are engaged with or separated from the circumferential edge of the pot body 200.
Wherein the first caliper mechanism 312 includes: the first clamping portion 3121 and the first connecting plate 3122, one end of the first connecting plate 3122 is connected to the first driving element 311, and the first connecting plate 3122 can rotate or move relative to the first driving element 311, the first clamping portion 3121 is connected to one end of the first connecting plate 3122 away from the first driving element 311, and the first clamping portion 3121 is used for clamping the first cover 11 with the pot body 200; the second caliper mechanism 313 includes: a second engaging portion 3131 and a second connecting plate 3132, wherein one end of the second connecting plate 3132 is connected to the first driving element 311, and the second connecting plate 3132 can rotate or move relative to the first driving element 311, the first connecting plate 3122 and the second connecting plate 3132 have opposite operating directions, the second engaging portion 3131 is connected to one end of the second connecting plate 3132 away from the first driving element 311, and the second engaging portion 3131 is used for engaging the first lid 11 with the pot 200. It can be understood that when the first driving member 311 rotates, the first connecting plate 3122 and the second connecting plate 3132 are driven to move in opposite directions, so as to drive the first engaging portion 3121 and the second engaging portion 3131 to move in opposite directions, so as to engage or disengage the first cover 11 with the pot 200.
The first driving member 311 has a first guiding opening 3111 and a second guiding opening 3112, the first guiding opening 3111 and the second guiding opening 3112 are symmetrically disposed with respect to the center of the first driving member 311, and meanwhile, the distance between the middle position of the first guiding opening 3111 and the second guiding opening 3112 and the center position of the first driving member 311 is the largest, and the distance between the two end positions of the first guiding opening 3111 and the second guiding opening 3112 and the center position of the first driving member 311 is the smallest. In addition, a first supporting column 3122a is formed at one end of the first connecting plate 3122, and the first supporting column 3122a is inserted into the first guide opening 3111; a second supporting post 3132a is formed at one end of the second connecting plate 3132, and the second supporting post 3132a is inserted into the second guide opening 3112.
It can be understood that when the first support column 3122a is at the middle position of the first guide opening 3111 and the second support column 3132a is also at the middle position of the second guide opening 3112, the first latch 3121 and the second latch 3131 are separated from the first cover 11 and the pot body 200; when the first support column 3122a is at the end position of the first guide opening 3111 and the second support column 3132a is also at the end position of the second guide opening 3112, the first catching portion 3121 and the second catching portion 3131 catch the first cover 11 with the pot body 200 as an integrated structure.
It can be understood that the pot cover 100 can realize the bidirectional clamping between the first cover member 11 and the pot body 200 based on the caliper assembly 31, and the bidirectional clamping process can be described as follows:
in the initial state, the first support column 3122a and the second support column 3132a are respectively at the middle position of the first guide opening 3111 and the second guide opening 3112, and at this time, the first engaging portion 3121 and the second engaging portion 3131 are not in contact with the first cover 11 and the pot 200, and the pot cover 100 and the pot 200 are separated; when the first driving member 311 is rotated leftwards or rightwards, the first driving member 311 drives the first connecting plate 3122 and the second connecting plate 3132 to move radially toward the fixed column 14, and rotates until the first supporting column 3122a and the second supporting column 3132a are respectively located at the end positions of the first guiding opening 3111 and the second guiding opening 3112, and at this time, the first engaging portion 3121 and the second engaging portion 3131 both engage the first cover 11 with the pot 200.
Wherein, a guide plate 40 is connected to a side of the first cover 11 facing the first driving member 311, and the first connecting plate 3122 and the second connecting plate 3132 are movably mounted on the guide plate 40; a guide groove 41 is formed in one side of the guide plate 40 facing the first connection plate 3122 and the second connection plate 3132, and the first connection plate 3122 and the second connection plate 3132 are movable in the guide groove 41, thereby preventing the first connection plate 3122 and the second connection plate 3132 from moving left and right and providing a guide function; the first link plate 3122 and the second link plate 3132 are located between the guide plate 40 and the first driving element 311, and can restrict the vertical movement of the first link plate 3122 and the second link plate 3132.
In order to fixedly mount the first driving member 311 on the first cover member 11, a limiting member 50 is mounted at an axial end of the fixed column 14, which penetrates through the first driving member 311, the limiting member 50 is located at a side of the first driving member 311, which is opposite to the first cover member 11, and is used for preventing the first driving member 311 from moving along the axial direction of the fixed column 14 and enabling the first driving member 311 to rotate relative to the fixed column 14. The retaining member 50 is preferably a nut.
Referring to fig. 9 to 13, the handle assembly 20 includes: the handle mechanism 22 is connected to the circumferential outer side surface of the rotating cover 23, and the handle mechanism 22 can rotate relative to the rotating cover 23 and can drive the rotating cover 23 to rotate by taking the axial direction of the rotating cover 23 as an axis; the knob mechanism 21 is connected to the rotary cover 23 and connected to the caliper assembly 31, that is, the knob mechanism 21 is connected to the first driving member 311 of the caliper assembly 31, and the pressing mechanism 24 is axially inserted into the rotary cover 23.
Wherein, a plurality of third support columns 3113 are installed on the side surface of the first driving member 311 facing the knob mechanism 21, the third support columns 3113 are spaced from each other and are fixedly connected with the knob mechanism 21, and the first driving member 311 is located at one end of the rotating cover 23 away from the handle mechanism 22. It can be understood that when the handle mechanism 22 is rotated, the handle mechanism 22 drives the rotating cover 23 and the knob mechanism 21 to rotate, and the knob mechanism 21 drives the first driving member 311 to rotate around the fixed pillar 14.
Wherein, knob mechanism 21 includes: a knob face cover 211 and a knob seat 212, wherein the knob face cover 211 is connected to the axial end of the rotary cover 23, and the knob seat 212 is connected to the side of the rotary cover 23 opposite to the knob face cover 211, namely: the handle cover 211 and the knob seat 212 are respectively located at two axial ends of the rotary cover 23. As shown in fig. 11, a plurality of through holes for the fixing post 14 and a plurality of third support posts 3113 to pass through are formed on a side surface of the knob seat 212 facing the first driving member 311, so that the first driving member 311 is fixedly connected with the knob seat 212. The pressing mechanism 24 is axially inserted into a notch formed in the knob face cover 211, and is engaged with the inner circumferential wall of the knob face cover 211.
Wherein, a plurality of face lid joint portions 2111 are formed at the circumferential edge position of the swing handle face lid 211 extending towards the swing lid 23, each face lid joint portion 2111 is arranged at intervals, and each face lid joint portion 2111 is clamped on the circumferential inner side wall of the swing lid 23.
Wherein, handle mechanism 22 includes: the first handle 221 and the second handle 222, the first handle 221 and the second handle 222 are both connected to the outer side surface of the rotating cover 23 in the circumferential direction, the first handle 221 and the second handle 222 are symmetrically arranged, both ends of the first handle 221 and the second handle 222 penetrate through the rotating cover 23, and both the first handle 221 and the second handle 222 can rotate relative to the rotating cover 23. It can be understood that, when the first handle 221 and the second handle 222 rotate by a certain angle (e.g. 30 degrees) relative to the rotating cover 23, the axial end surfaces of the first handle 221 and the second handle 222 and the rotating cover 23 are changed from a horizontal state to an inclined state, so that the user can drive the rotating cover 23 to rotate through the first handle 221 and the second handle 222, and the sliding off when the user holds the rotating cover 23 can be avoided, thereby having better user using effect and high safety.
Wherein, the rotating cover 23 is provided with an installation notch 231 along the axial direction. First rotating shafts 2211 are formed at two ends of the first handle 221, the first rotating shafts 2211 are symmetrically arranged, the axial directions of the first rotating shafts 2211 are overlapped, the first rotating shafts 2211 penetrate through two symmetrical sides of the rotating cover 23, and opposite end portions of the first rotating shafts 2211 penetrate into the installation notch 231 of the rotating cover 23; the second rotating shafts 2221 are formed at both ends of the second handle 222, the second rotating shafts 2221 are symmetrically arranged, the axial directions of the second rotating shafts 2221 are overlapped, the second rotating shafts 2221 are respectively inserted into the two symmetrical sides of the rotating cover 23, and the opposite ends of the second rotating shafts 2221 are respectively inserted into the installation notches 231 of the rotating cover 23. In addition, the axial direction of the first rotating shaft 2211 is parallel to the axial direction of the second rotating shaft 2221.
Wherein, a pair of supporting notches (not shown) are formed on the side of the knob seat 212 facing the rotating cover 23, and the supporting notches are used for supporting the first rotating shaft 2211 and the second rotating shaft 2221 penetrating into the mounting recess 231 and simultaneously have a limiting function.
When the first rotating shaft 2211 rotates axially, the first gear portion 2211a can drive the second gear portion 2221a to rotate around the axial direction of the second rotating shaft 2221. It will be appreciated that the user need only rotate the first handle 221, i.e., the second handle 222 can be flipped based on the engagement of the first gear portion 2211a and the second gear portion 2221 a.
In order to define the positions of the first gear portion 2211a and the second gear portion 2221a, a pair of limiting grooves 2311 are formed at symmetrical positions of the installation recess 231, and the same side ends of the first rotating shaft 2211 and the second rotating shaft 2221, which penetrate into the installation recess 231, are located in the same limiting groove 2311.
Example two
The difference from the first embodiment is that: the cooker 1000 in this embodiment is a pressure cooking appliance such as an electric pressure cooker or a pressure rice cooker, and the cooker 1000 is taken as an example of an electric pressure cooker, and the following is specifically described:
after the cooking of the food is completed, the pot cover 100 is further provided with a manual exhaust mechanism 60 in order to reduce exhaust time and to shorten waiting time for the user.
Referring to fig. 14 to 17, the manual exhaust mechanism 60 includes: the second driving part 61, the transmission mechanism 62 and the pressure limiting valve mechanism 63 are connected to the axial end part of the pressing mechanism 24, one end of the transmission mechanism 62 is arranged on one side, opposite to the pressing mechanism 24, of the second driving part 61, the transmission mechanism 62 is in abutting fit with the second driving part 61, when the pressing mechanism 24 is pressed, the pressing mechanism 24 axially extrudes the second driving part 61 to enable the second driving part 61 to axially move and abut against the transmission mechanism 62, and then the transmission mechanism 62 is driven to turn; the pressure limiting valve mechanism 63 is connected with one end of the transmission mechanism 62 far away from the second driving member 61, when the transmission mechanism 62 is turned over, the transmission mechanism 62 can drive the pressure limiting valve mechanism 63 to be separated from the air outlet of the exhaust column 64, so that high-temperature steam can be rapidly exhausted, and the waiting time of a user can be effectively shortened.
As shown in fig. 10, the pressing mechanism 24 includes: a pressing cover 241 and a pressing spring 242, wherein the pressing cover 241 extends towards the side surface of the second driving member 61 to form a column-shaped part 2411, and the column-shaped part 2411 is inserted into an installation notch 231 formed in the rotating cover 23; the pressing spring 242 is fitted over the outer side of the cylindrical portion 2411 in the axial direction, and one end of the pressing spring 242 is connected to the pressing cap 241 and the other end is connected to the bottom surface of the rotary cap 23 facing the pressing cap 241.
The second driving member 61 is located on a side of the rotating cover 23 opposite to the handle cover 211, and the rotating cover 23 can be abutted against a side of the second driving member 61 facing the columnar portion 2411; a through hole (not shown) for the column portion 2411 to pass through is formed in the bottom surface of the rotating cover 23 facing the pressing cover 241, the through hole is located between the two limiting grooves 2311 in the installation notch 231, and the column portion 2411 can pass through the through hole to abut against the second driving member 61; the handle surface cover 211 is connected to the axial end part of the rotating cover 23 far away from the second driving part 61, and the handle surface cover 211 and the second driving part 61 are arranged in parallel at intervals; the second driving member 61 is disposed on the knob seat 212 in a penetrating manner, and the second driving member 61 can move along the axial direction of the knob seat 212.
It will be appreciated that a through hole is formed in the second driver 61 to match the shape of the knob seat 212 so that the second driver 61 can move axially relative to the knob seat 212. When a user presses the pressing cover 241, the columnar portion 2411 penetrates into the through hole, at this time, the pressing spring 242 is pressed and deformed, the columnar portion 2411 presses the second driving member 61, the second driving member 61 moves towards the first driving member 311 and presses the transmission mechanism 62 to turn over the transmission mechanism 62, and then the pressure limiting valve mechanism 63 is driven to be separated from the air outlet of the exhaust column 64.
In order to connect the pressing cover 241 to the rotary handle cover 211 in a movable manner, a plurality of pressing clamping portions 2412 are formed by extending the side surface of the pressing cover 241 facing the second driving member 61, the pressing clamping portions 2412 are arranged at intervals, the pressing clamping portions 2412 are clamped on the circumferential inner side wall of the rotary handle cover 211, and the pressing clamping portions 2412 can axially move relative to the rotary handle cover 211.
As shown in fig. 10, a pressing portion 611 is formed on a side surface of the second driving member 61 facing away from the rotating cover 23, the pressing portion 611 is disposed at an edge of the second driving member 61 in an arc shape, the pressing portion 611 can press against the transmission mechanism 62, that is, when the column portion 2411 moves toward the first driving member 311 to press against the second driving member 61, the pressing portion 611 presses the transmission mechanism 62 to turn over the transmission mechanism 62.
As shown in fig. 2, the pot cover housing 10 further includes a second cover member 12 and an outer side cover 13, the second cover member 12 is located on a side of the first cover member 11 facing the first driving member 311, and a through hole (not shown) for passing the handle assembly 20 and another through hole (not shown) for passing the pressure limiting valve mechanism 63 are formed at the second cover member 12; the outer side cover 13 is located on a side of the second cover 12 facing away from the first cover 11, and the outer side cover 13 is at least provided with openings through which the pressure limiting valve mechanism 63 and the handle assembly 20 pass.
Wherein, drive mechanism 62 includes: a support seat 621 and a turnover part 622 arranged on one side of the second cover member 12 facing the pressing mechanism 24, wherein the pressure limiting valve mechanism 63 axially penetrates through the second cover member 12, the pressure limiting valve mechanism 63 can axially move relative to the second cover member 12, and a rotation groove 6211 is formed at the end part of the support seat 621 far away from the second cover member 12; one end of the turning piece 622 is connected to the circumferential outer side face of the pressure limiting valve mechanism 63, the turning piece 622 can drive the pressure limiting valve mechanism 63 to move axially, one end, far away from the pressure limiting valve mechanism 63, of the turning piece 622 is in abutting press fit with the abutting portion 611 at the pressing mechanism 24, a turning shaft 6221 is formed on the turning piece 622 in the radial direction of the pressure limiting valve mechanism 63, the turning shaft 6221 penetrates through the rotating groove 6211, and the rotating groove 6211 can provide a fulcrum for the turning shaft 6221 and limit the turning shaft 6221 at the same time.
Wherein, the turning piece 622 is formed with a pressure-bearing portion 6222, a first side plate portion 6223 and a second side plate portion 6224, the first side plate portion 6223 and the second side plate portion 6224 are arranged in parallel at intervals on two symmetrical side surfaces of the pressure-bearing portion 6222, and a U-shaped opening is formed among the first side plate portion 6223, the second side plate portion 6224 and the pressure-bearing portion 6222, as shown in fig. 16, the pressure-limiting valve mechanism 63 is located in the U-shaped opening, and the first side plate portion 6223 and the second side plate portion 6224 are located on two opposite sides of the pressure-limiting valve mechanism 63; one end of the pressure-bearing portion 6222 away from the first side plate portion 6223 is press-fitted against the pressing portion 611.
Wherein, this pressure limiting valve mechanism 63 includes: the pressure limiting valve 631 axially penetrates through the pressure limiting movable seat 632 and can move based on the movement of the pressure limiting movable seat 632; the pressure limiting movable seat 632 is axially arranged on the second cover member 12 in a penetrating way and can move relative to the second cover member 12; a pair of first transmission shafts 6321 is symmetrically disposed on the circumferential outer side surface of the pressure limiting movable seat 632, and each first transmission shaft 6321 is movably connected to the first side plate portion 6223 and the second side plate portion 6224 in a one-to-one correspondence manner.
It is understood that the exhaust process of the manual exhaust mechanism 60 can be described as follows:
when the user manually presses the pressing cover 241, the column portion 2411 moves toward the first driving member 311, and the column portion 2411 presses against the second driving member 61 to move toward the first driving member 311, at this time, the pressing spring 242 is in a compressed state; the pressing portion 611 of the second driving member 61 presses against the pressure-bearing portion 6222, and the pressure-bearing portion 6222 is turned over around the turning shaft 6221, so as to drive the first side plate portion 6223 and the second side plate portion 6224 to turn over, and further drive the pressure-limiting movable seat 632 to move, so that the pressure-limiting valve 631 is separated from the air outlet of the exhaust column 64. When the user's hand is separated from the pressing cap 241, the pressing spring 242 is returned, and the pressing cap 241 is returned to the non-pressed state.
It can be understood that, when the user presses the pressing mechanism 24, the pressing mechanism 24 drives the second driving member 61 to move, the second driving member 61 presses the transmission mechanism 62 to drive the transmission mechanism 62 to turn over, and the transmission mechanism 62 drives the pressure limiting valve mechanism 63 to move axially, so that the pressure limiting valve mechanism 63 is separated from the gas outlet of the exhaust column 64, thereby achieving the purpose of rapid exhaust, effectively shortening the pressure maintaining time, reducing the waiting time of the user, and having better user using effect.
Referring to fig. 18 to 30, the electric pressure cooker provided in the present embodiment can realize not only high-pressure cooking, but also normal-pressure cooking, that is: the electric pressure cooker at least has a pressure cooking mode and a non-pressure cooking mode.
In order to switch between the pressure cooking mode and the non-pressure cooking mode, the lid 100 is further provided with an exhaust assembly 70. The exhaust assembly 70 includes: the valve mechanism 71 and the transmission member 72, the valve mechanism 71 axially penetrates the first cover member 11, the transmission member 72 and the valve mechanism 71 are correspondingly arranged, when the transmission member 72 moves or rotates, the transmission member 72 presses the valve mechanism 71 to open the valve mechanism 71, so that the containing cavity for containing food in the pot body 200 is communicated with the external environment, and at the moment, the electric pressure cooker is in a non-pressure cooking mode. In addition, when the transmission member 72 does not press the valve mechanism 71, the air pressure in the accommodating cavity rises during the heating process and pushes the valve mechanism 71 to move upwards, so that the accommodating cavity is in a high-pressure and sealed state, and at the moment, the electric pressure cooker is in a pressure cooking mode. It will be appreciated that the transmission member 72 is vertically movable towards the valve mechanism 71 under the drive of the first drive mechanism 73 to open the valve mechanism 71; the transmission member 72 can also be turned by the first driving mechanism 73 and presses against and opens the valve mechanism 71 during the turning.
Wherein, one side axial extension that second lid spare 12 dorsad first lid spare 11 is formed with hollow installation department 121, and the symmetrical both ends of driving medium 72 all are connected with the circumference inside wall of installation department 121, and driving medium 72 can rotate for this installation department 121, and the axial tip of valve mechanism 71 penetrates to this installation department 121 in and cooperatees with driving medium 72. It can be understood that, in the initial state, the transmission member 72 is disposed corresponding to the end of the valve mechanism 71, and when the transmission member 72 acts, the transmission member 72 presses the valve mechanism 71 to move toward the direction of the first lid member 11, and switches to the open state, so that the accommodating cavity of the pot 200 is in annular communication with the outside. In addition, an opening corresponding to the mounting portion 121 is formed in the outer surface cover 13.
As shown in fig. 21, when the axial side surface of the transmission member 72 is parallel to the axial side surface of the valve mechanism 71, the abutting portion 721 can abut against the axial side surface of the valve mechanism 71 close to the transmission member 72. It is understood that the abutting portion 721 may have a gear shape, an arc shape, or other shapes, and the length of the edge of the abutting portion 721 from the center point of the transmission member 72 is smaller than the shortest length between the two radial end points of the transmission member 72.
The exhaust assembly 70 further includes a first driving mechanism 73 for driving the transmission member 72 to move or rotate, the first driving mechanism 73 is mounted on the second cover member 12 and connected to the transmission member 72, one end of the first driving mechanism 73 away from the transmission member 72 is connected to the first driving member 311, when the knob base 212 is actuated, the knob base 212 drives the first driving member 311 to move or rotate, and the first driving member 311 drives the first driving mechanism 73 to move relative to the first driving member 311, so as to drive the transmission member 72 to move or rotate. It will be appreciated that when the first driver 311 drives the jaw assembly 31, the first driver 311 may drive the first drive mechanism 73 to actuate, which in turn drives the transmission 72 to actuate, thereby opening the valve mechanism 71.
As shown in fig. 19, the first driving mechanism 73 includes: a linkage piece 731 and a rocker mechanism 732, wherein one end of the linkage piece 731 is connected and matched with the first driving piece 311, and the other end is connected with the rocker mechanism 732; one end of the rocker mechanism 732 away from the first driving element 311 is connected to the transmission element 72, and when the first driving element 311 is actuated, the first driving element 311 drives the linkage element 731 to move, the linkage element 731 drives the rocker mechanism 732 to rotate, and the rocker mechanism 732 drives the transmission element 72 to move or rotate.
A third guide opening 3114 is further formed on the first driving member 311, a fourth supporting column 7311 is formed through one end of the linkage member 731 close to the first driving member 311, and the fourth supporting column 7311 is also formed through the third guide opening 3114. The third guiding opening 3114 can be divided into a circular arc 3114a and an elliptical arc 3114b, as shown in fig. 26, the distance from any point of the circular arc 3114a to the center of the first driving member 311 is equal, the distance from the point where the elliptical arc 3114b connects with the circular arc 3114a to the midpoint of the first driving member 311 is shortest, and the distance from the end of the elliptical arc 3114b far away from the circular arc 3114a to the center of the first driving member 311 is longest, that is: the distance between the elliptic arc segment 3114b and the center of the first driving member 311 increases gradually from left to right.
It will be appreciated that when the first driving member 311 is rotated clockwise while the fourth post 7311 is always within the arc segment 3114a, the linkage 731 is at rest; when the first driving element 311 is rotated counterclockwise, and the fourth supporting post 7311 moves from the leftmost side to the rightmost side of the elliptical arc segment 3114b, the first driving element 311 drives the link 731 to move toward the rocker mechanism 732 and drives the rocker mechanism 732 and the transmission element 72 to rotate.
Among them, the rocker mechanism 732 includes: the first rotating shaft 7321, the coupling plate 7322 and the second rotating shaft 7323, one end of the first rotating shaft 7321 rotatably penetrates through the circumferential side of the mounting portion 121 and is connected to the transmission member 72, and when the first rotating shaft 7321 rotates relative to the mounting portion 121, the first rotating shaft 7321 can drive the transmission member 72 to rotate around the first rotating shaft 7321; the coupling plate 7322 is located on the circumferential outer side of the mounting portion 121, and one end of the coupling plate 7322 is connected to one end of the first rotating shaft 7321 away from the transmission member 72; one end of the second rotating shaft 7323 is connected to the coupling plate 7322, and the other end is connected to one end of the link 731 away from the first driving member 311 and is rotatable with respect to the link 731; when the linkage 731 rotates, the second rotating shaft 7323, the coupling plate 7322 and the first rotating shaft 7321 are driven to rotate, and the transmission member 72 is driven to rotate around the first rotating shaft 7321.
As shown in fig. 20, a clamping groove 7314 is formed at an end of the linkage piece 731 away from the transmission piece 72, and an edge portion of the first driving piece 311 close to the third guide opening 3114 is inserted into the clamping groove 7314, that is: the locking groove 7314 is disposed opposite to the third guide opening 3114, and the fourth supporting post 7311 passes through the locking groove 7314 and also passes through the third guide opening 3114, and the fourth supporting post 7311 can be moved in the third guide opening 3114.
In addition, a supporting protrusion 7312 is formed on one side of the link 731 facing the transmission member 72, a supporting opening 7313 is formed on the supporting protrusion 7312, and an axial end of the second rotating shaft 7323 is rotatably inserted into the supporting opening 7313.
It can be understood that a U-shaped notch is formed on one side of the link 731 facing the mounting portion 121, and a supporting protrusion 7312 and a rocker mechanism 732 are disposed at both ends of the U-shaped notch; first rotating shafts 7321 are connected to two symmetrical ends of the transmission member 72, and each of the first rotating shafts 7321 penetrates through the circumferential side surface of the mounting portion 121 and is connected to a corresponding coupling plate 7322, as shown in fig. 19 and 20.
As shown in fig. 22, the valve mechanism 71 includes: the first pressure-bearing part 711 and the first exhaust valve 712 are axially arranged corresponding to the transmission part 72, and when the transmission part 72 moves or rotates, the transmission part 72 can press the first pressure-bearing part 711 to move towards the direction of the first exhaust valve 712; the first exhaust valve 712 is axially inserted through the first cover member 11, and an axial end portion of the first exhaust valve 712 can be press-fitted against an axial end portion of the first pressure receiving member 711, and when the first pressure receiving member 711 moves toward the first exhaust valve 712, the first pressure receiving member 711 presses the first exhaust valve 712 to be adjusted to an open state.
As shown in fig. 23, a plurality of pressing portions 7111 are formed by extending the side edge of the first pressure-bearing member 711 facing the first exhaust valve 712, a first notch 7112 is formed by surrounding the pressing portions 7111 at intervals, and a second elastic member 713 is axially installed in the first notch 7112; in addition, each hold-down portion 7111 can be press-fit against the first exhaust valve 712.
In addition, as shown in fig. 25, a hollow support 1211 is formed in the mounting portion 121 of the second cover member 12, the support 1211 is parallel to the first pressure-bearing member 711, the first pressure-bearing member 711 is located on a side of the support 1211 facing the transmission member 72, and when the transmission member 72 presses against the first pressure-bearing member 711, an end of each of the pressing portions 7111 away from the transmission member 72 can pass through the support 1211 and abut against the first exhaust valve 712; in addition, the axial end of the second elastic member 713, which is away from the transmission member 72, abuts against the bracket 1211, and when the first pressure-bearing member 711 moves toward the first exhaust valve 712, the second elastic member 713 is compressed and deformed by a force; when the transmission member 72 is not in contact with the first bearing member 711, the first bearing member 711 can move toward the transmission member 72 by the elastic force of the second elastic member 713.
Among them, the first exhaust valve 712 includes: a valve seat 7121, a valve housing 7122 and a valve core mechanism 7123, wherein the valve seat 7121 is axially arranged on the first cover component 11 in a penetrating way, the valve housing 7122 is connected to one side of the valve seat 7121, which is back to the transmission component 72, and a channel (not shown) communicated with the mounting part 121 and used for gas flowing is formed in the valve housing 7122; the valve core mechanism 7123 is axially inserted into the valve housing 7122 and can axially move relative to the valve housing 7122; the axial end of the valve core mechanism 7123 facing the first pressure bearing member 711 is press-fitted against the first pressure bearing member 711, and when the first pressure bearing member 711 moves towards the valve core mechanism 7123, the first pressure bearing member 711 drives the valve core mechanism 7123 to move axially, so that the axial end of the valve core mechanism 7123 far away from the transmission member 72 is separated from the valve housing 7122, and the channel is communicated with the accommodating cavity of the pot body 200.
It should be noted that when the lid 100 is in the open state, there is a small gap between the valve core mechanism 7123 and the valve housing 7122, so that the gas in the pot body 200 can be discharged through the gap. In addition, the state that the passage is communicated with the accommodating cavity of the pot body 200 does not cover the condition that a gap exists between the valve core mechanism 7123 and the valve shell 7122.
In order to facilitate the cleaning operation of the first venting valve 712 and the lid 100, the valve housing 7122 is detachably connected to the valve seat 7121, and the valve core mechanism 7123 is also detachable from the lid 100. Wherein the valve housing 7122 comprises: the annular part 7122a and an end cover part 7122b, the annular part 7122a is sleeved on the circumferential outer side of the valve seat 7121, and the end cover part 7122b is connected at the inner side wall of the annular part 7122a and arranged in parallel with the first bearing part 711.
It can be understood that the ring-shaped member 7122a is in threaded fit with the valve seat 7121, and a sealing ring is arranged at the position where the ring-shaped member 7122a is in threaded fit with the valve seat 7121, so as to prevent a gap from occurring at the position where the ring-shaped member 7122a is connected with the valve seat 7121; the circumferential edge of the end cover component 7122b is tightly attached to the inner side wall of the ring-shaped component 7122a, so that gaps are avoided; meanwhile, a through hole through which the valve body mechanism 7123 passes is formed in the end cover 7122 b.
Wherein, case mechanism 7123 includes: the valve core component 7124, the first elastic component 7125 and the blocking component 7126, the valve core component 7124 sequentially penetrates through the valve seat 7121 and the end cover component 7122b along the axial direction, and the valve core component 7124 and the first bearing component 711 are pressed and fitted against each other; the first elastic component 7125 is sleeved on the circumferential outer side of the valve core component 7124 and abuts against the end cover component 7122 b; a closure 7126 is attached to the axial end of the core member 7124 and the closure 7126 is located on the side of the end cap 7122b facing away from the valve seat 7121.
It can be understood that when the lower pressing portion 7111 moves towards the valve core member 7124, the valve core member 7124 is driven to move towards the direction away from the transmission member 72, the axial end portion of the valve core member 7124 away from the transmission member 72 is separated from the end cover member 7122b, the blocking member 7126 moves based on the movement of the valve core member 7124, at this time, the first elastic member 7125 is compressed and deformed by force, and the channel is communicated with the accommodating cavity of the pot body 200; when the lower pressing portion 7111 moves toward the transmission member 72, the valve core member 7124 can move toward the transmission member 72 by the elastic force of the first elastic member 7125.
It can be understood that the first elastic member 7125 and the second elastic member 713 are both spiral springs, and the cross-sectional diameters of the two axial ends of the first elastic member 7125 are different.
As shown in fig. 24, the valve core 7124 is formed with a plurality of sheet portions 7127 spaced from each other in the circumferential direction, an abutting convex portion 7128 is formed at one end of each sheet portion 7127 away from the end cover 7122b, and one end of the first elastic member 7125 away from the end cover 7122b abuts against the abutting convex portions 7128 at the same time, so that the first elastic member 7125 is limited between the valve core 7124 and the end cover 7122 b.
It is understood that the operation of the exhaust assembly 70 can be detailed as follows:
in the uncovering mode, the fourth support 7311 is located at the position where the circular arc section 3114a is connected with the elliptical arc section 3114b, the first caliper mechanism 312 and the second caliper mechanism 313 are both in the non-clamping state with the pan body 200, and the axial side of the transmission piece 72 is in the horizontal state, as shown in fig. 19;
when the user rotates the knob seat 212 clockwise to switch to the pressure cooking mode with the cover opening mode as the initial state, the first clamping mechanism 312 and the second clamping mechanism 313 simultaneously clamp the first cover member 11 on the pot body 200, the fourth support 7311 moves in the circular arc 3114a, and the transmission member 72 is always in the horizontal state; during the heating process, the air pressure in the accommodating cavity in the pot body 200 is increased, the air is exhausted through the gap between the valve core member 7124 and the end cover member 7122b, and finally the valve core member 7124 is moved towards the transmission member 72 so that the blocking member 7126 blocks the gap between the valve core member 7124 and the end cover member 7122b, thereby the accommodating cavity of the pot body 200 is in a sealed state, as shown in fig. 29 and 30;
when the user rotates the knob seat 212 counterclockwise with the cover-opening mode as the initial state, the first caliper mechanism 312 and the second caliper mechanism 313 simultaneously engage the first cover member 11 with the pot body 200, the fourth pillar 7311 moves in the elliptical arc section 3114b, the first driving member 311 drives the linkage member 731 to move toward the direction of the transmission member 72, the linkage member 731 drives the second rotating shaft 7323, the connecting shaft plate 7322 and the first rotating shaft 7321 to rotate counterclockwise based on the supporting convex portion 7312, and the first rotating shaft 7321 drives the transmission member 72 to gradually turn from the horizontal state to the vertical state; meanwhile, during the turning process of the transmission member 72, the transmission member 72 presses the first pressure-bearing member 711 to move toward the valve core member 7124, and drives the axial end portion of the valve core member 7124 far away from the transmission member 72 to far away from the end cover member 7122b, so that the channel is communicated with the accommodating cavity in the pot body 200, as shown in fig. 27 and 28.
In the electric pressure cooker provided with the exhaust assembly 70 in the above embodiment, the transmission member 72 is arranged on the valve mechanism 71, so that the switching between the non-pressure cooking mode and the pressure cooking mode is realized based on the cooperation between the transmission member 72 and the valve mechanism 71, that is, when a user needs to switch to the non-pressure cooking mode, the transmission member 72 is rotated or moved to enable the transmission member 72 to press the valve mechanism 71, so that the valve mechanism 71 is opened, and the whole cooking process is in a normal pressure state; when a user needs to switch the pressure cooking mode, the transmission piece 72 can be moved or rotated to release the abutting pressure of the transmission piece 72 on the valve mechanism 71, and the valve mechanism 71 can be pushed to move upwards by the rising of the air pressure in the cooker in the heating process, so that the whole cooking process is in a high-pressure state.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.
Claims (10)
1. An exhaust assembly, comprising:
a valve mechanism (71), wherein the valve mechanism (71) axially penetrates through the first cover component (11);
the transmission piece (72) is arranged corresponding to the valve mechanism (71), and when the transmission piece (72) moves or rotates, the transmission piece (72) presses the valve mechanism (71) to open the valve mechanism (71); and a process for the preparation of a coating,
the first driving mechanism (73), the said first driving mechanism (73) is connected to the said driving part (72), used for driving the said driving part (72) to move or rotate.
2. The exhaust assembly of claim 1, wherein the first drive mechanism (73) comprises:
a linkage piece (731), wherein one end of the linkage piece (731) is connected with a first driving piece (311); and a process for the preparation of a coating,
the rocker mechanism (732) has one end connected to the linkage part (731) and the other end connected to the transmission part (72), and when the first driving part (311) drives the linkage part (731) to move, the linkage part (731) drives the rocker mechanism (732) to rotate, so that the rocker mechanism (732) drives the transmission part (72) to rotate.
3. The exhaust assembly according to claim 2, wherein the first cover member (11) is axially provided with a fixed column (14) in a penetrating manner, and the first driving member (311) is sleeved on the circumferential outer side of the fixed column (14); and/or the presence of a catalyst in the reaction mixture,
a third guide opening (3114) is formed in the first driving part (311), a fourth supporting column (7311) penetrates through one end, close to the first driving part (311), of the linkage part (731), and the fourth supporting column (7311) penetrates through the third guide opening (3114); third guiding opening (3114) are formed with circular arc section (3114a) and oval arc section (3114b), circular arc section (3114a) with the center of first driving piece (311) is concentric and apart from the shortest, just oval arc section (3114b) keep away from the tip of circular arc section (3114a) with the central distance of first driving piece (311) is the longest.
4. The exhaust assembly according to claim 2, wherein a second cover member (12) is connected to the first cover member (11), a mounting portion (121) is formed by axially extending a side of the second cover member (12) facing away from the first cover member (11), and the transmission member (72) is mounted in the mounting portion (121); and a process for the preparation of a coating,
the rocker mechanism (732) comprises:
a first rotating shaft (7321), one end of which is rotatably inserted through the circumferential side surface of the mounting portion (121) and is connected to the transmission member (72);
a coupling plate (7322), the coupling plate (7322) being connected to an end of the first rotating shaft (7321) away from the transmission member (72); and a process for the preparation of a coating,
and a second rotating shaft (7323), one end of the second rotating shaft (7323) being connected to the coupling plate (7322), and the other end thereof being connected to one end of the link (731) remote from the first driving member (311), and being rotatable with respect to the link (731).
5. An exhaust assembly according to claim 4, wherein the valve mechanism (71) comprises:
a first bearing member (711), wherein the first bearing member (711) is axially arranged corresponding to the transmission member (72); and a process for the preparation of a coating,
the first exhaust valve (712), the first exhaust valve (712) axially passes through the first cover part (11), and the axial end of the first exhaust valve (712) can be in press fit with the axial end of the first pressure bearing part (711).
6. The exhaust assembly of claim 5, wherein the first exhaust valve (712) comprises:
a valve seat (7121), said valve seat (7121) being axially connected to said first cover member (11);
a valve housing (7122), wherein the valve housing (7122) is connected to one side of the valve seat (7121) facing away from the transmission piece (72); and a process for the preparation of a coating,
a valve body mechanism (7123), wherein the valve body mechanism (7123) is axially arranged in the valve housing (7122) in a penetrating way and can move axially relative to the valve housing (7122); the axial end of the valve core mechanism (7123) is pressed against the first bearing part (711).
7. The vent assembly of claim 6, wherein the valve housing (7122) comprises: the annular piece (7122a) and the end cover piece (7122b), the annular piece (7122a) is sleeved on the circumferential outer side of the valve seat (7121), and the end cover piece (7122b) is connected to the inner side wall of the annular piece (7122a) and arranged in parallel with the first pressure bearing piece (711); and a process for the preparation of a coating,
the valve core mechanism (7123) comprises:
the valve core component (7124), the valve core component (7124) is sequentially arranged on the valve seat (7121) and the end cover component (7122b) in an axially penetrating mode, and the valve core component (7124) is pressed against the first bearing component (711) in a pressing mode;
the first elastic piece (7125) is sleeved on the circumferential outer side of the valve core piece (7124) and abuts against the end cover piece (7122 b); and a process for the preparation of a coating,
a closure (7126), said closure (7126) being connected to an axial end of said core member (7124) and said closure (7126) being located on a side of said end cap member (7122b) facing away from said valve seat (7121).
8. The exhaust assembly according to claim 7, wherein a side of the first pressure bearing member (711) facing the first exhaust valve (712) is provided with a second elastic member (713), the second elastic member (713) is axially inserted into a first recess (7112) formed by the first pressure bearing member (711), the mounting portion (121) is formed with a bracket (1211) parallel to the first pressure bearing member (711), and an end of the second elastic member (713) facing the bracket (1211) abuts against the bracket (1211); and a process for the preparation of a coating,
the valve core piece (7124) is provided with a plurality of sheet-shaped parts (7127) which are arranged at intervals along the circumferential direction, one end, away from the end cover piece (7122b), of each sheet-shaped part (7127) is provided with an abutting convex part (7128), and one end, away from the end cover piece (7122b), of the second elastic piece (713) abuts against the abutting convex part (7128).
9. A lid equipped with the exhaust assembly (70) of any of claims 1-8, wherein the lid (100) comprises: a caliper assembly (31), a first driver (311) connected with the caliper assembly (31); when the first driving piece (311) drives the caliper assembly (31) to act, the first driving piece (311) can be linked with the transmission piece (72) to act so as to open the valve mechanism (71).
10. A pressure cooking appliance fitted with a vent assembly (70) as claimed in any one of claims 1 to 8.
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| CN202010636035.XA CN111887712B (en) | 2020-07-03 | 2020-07-03 | Exhaust assembly, pot cover provided with exhaust assembly and pressure cooking appliance |
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| CN202010636035.XA CN111887712B (en) | 2020-07-03 | 2020-07-03 | Exhaust assembly, pot cover provided with exhaust assembly and pressure cooking appliance |
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| CN111887712B CN111887712B (en) | 2022-05-24 |
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