CN217696047U - Lid assembly and have its cooking utensil - Google Patents

Abstract

The utility model provides a lid subassembly and have its cooking utensil, wherein, the lid subassembly, include: the inner lining is provided with a chute; the locking closure rotationally sets up in the below of inside lining, is provided with the lock post on the locking closure, and the lock post inserts to the spout in. The driving plate comprises a driving part and a pivoting part which is connected with the driving part and is positioned in the driving part, the driving part is connected with the lock column and drives the lock column to move, and the pivoting part is pivotally connected to the lining; the driving part is arranged on the lining and drives the driving part to rotate; the guide structure is arranged between the drive plate and the lining and comprises an arc-shaped guide groove and a guide post, one of the arc-shaped guide groove and the guide post is arranged on the drive plate, and the other of the arc-shaped guide groove and the guide post is arranged on the lining. The technical scheme of this application has solved the relatively poor problem of locking closure pivoted stability among the correlation technique effectively.

Description

Lid assembly and have its cooking utensil

Technical Field

The utility model relates to a small household appliances technical field particularly, relates to a lid subassembly and have its cooking utensil.

Background

Pressure cooking appliances generally comprise a pot and a lid. The cover body comprises a lining cover and a locking cover, the locking cover is provided with cover teeth, and the cover body is connected with the pot body through the cover teeth and the pot teeth in the pressure cooking process. Meanwhile, the exhaust pipe is matched with the pressure limiting valve to realize exhaust and pressure relief. When cooking specifically, put into the pot internal with food, install the lid on the pot body to rotatory locking closure makes pot tooth and lid tooth butt cooperation, after the culinary art finishes, exhausts and the pressure release to cooking utensil through blast pipe and voltage limiting valve, and after the pressure release was accomplished, the lid made pot tooth and lid tooth separation through rotatory mode, and then realized uncapping.

In the related art, the lining cover is provided with a motor and a transmission part, the transmission part is connected with a lock column of the lock cover, and the motor drives the transmission part to rotate so as to drive the lock cover to rotate, so that the automatic cover opening and closing is realized. At the in-process of motor drive driving medium, the skew takes place easily in the position of driving medium, can lead to the locking closure pivoted stability variation like this to the effect of lid is opened and shut in the influence.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a lid subassembly and have its cooking utensil to solve the relatively poor problem of locking closure pivoted stability among the correlation technique.

In order to achieve the above object, according to an aspect of the present invention, there is provided a cover assembly including: the inner liner is provided with a chute; the lock cover is rotatably arranged below the lining, a lock column is arranged on the lock cover, the lock column is inserted into the sliding groove, and the lock column moves in the sliding groove so as to enable the lock cover to be switched between a locking position and an unlocking position; the driving plate comprises a driving part and a pivoting part which is connected with the driving part and is positioned in the driving part, the driving part is connected with the lock column and drives the lock column to move, and the pivoting part is pivotally connected to the lining; the driving part is arranged on the lining and drives the driving part to rotate; the guide structure is arranged between the drive plate and the lining and comprises an arc-shaped guide groove and a guide post, one of the arc-shaped guide groove and the guide post is arranged on the drive plate, and the other of the arc-shaped guide groove and the guide post is arranged on the lining.

Use the technical scheme of the utility model, the locking closure rotationally sets up the below at the inside lining. Be provided with the lock post on the locking closure, the lock post inserts in the spout on the inside lining. The lock cylinder moves within the slide slot to switch the lock cover between a locked position and an unlocked position. The driving plate comprises a driving part and a pivoting part, and the driving part is connected with the lock cylinder and drives the lock cylinder to move. The pivot portion is pivotally connected to the liner, and the driving member can drive the driving portion to rotate. Guide structure sets up between drive plate and inside lining, and guide structure includes arc guide way and guide post, and arc guide way and guide post direction cooperation. Through the arrangement, the driving plate can rotate more stably under the action of the pivoting part and the guide structure, and further, the rotating stability of the lock cover can be effectively improved. The locking cover can be stably switched between the locking position and the unlocking position, and therefore the technical scheme of the application effectively solves the problem that the locking cover in the related art is poor in rotating stability.

Furthermore, the first detection device, the second detection device and the third detection device are arranged on the inner liner and located on two sides of the pivoting part, the third detection device is arranged on the pivoting part, the lock cover is located at the locking position when the first detection device and the third detection device are in induction fit, and the lock cover is located at the unlocking position when the second detection device and the third detection device are in induction fit; and the controller controls the driving piece according to the detection signals of the first detection device and the second detection device. The first detection device and the second detection device are arranged on the inner lining and located on two sides of the pivot portion. The third detecting means is provided on the pivot portion. When the first detection device and the third detection device are in induction fit, the locking cover is in a locking position. When the second detection device and the third detection device are in induction fit, the locking cover is in the unlocking position. Through the arrangement, the driving part is driven by the driving part and rotates by taking the pivoting part as a rotation center, so that the driving plate is more stable in rotation, and the lock cover is more stable in rotation. Meanwhile, the first detection device, the second detection device and the third detection device are arranged, so that the controller can accurately know whether the lock cover is in the locking position or the unlocking position. Specifically, when using lid body group spare, the user can be through the start-up and the stop of control driving piece and then realize the unblock and the locking of locking closure to the locking closure is when unblock position and latched position, and the controller can be according to detection signal control driving piece, and then guarantees that the locking closure rotates and targets in place, can improve user's use impression like this effectively.

Furthermore, the third detection device comprises a first sensing piece matched with the first detection device and a second sensing piece matched with the second detection device, and the first sensing piece and the second sensing piece are arranged at intervals and are both positioned on the pivoting part. Through foretell setting, first detection device can respond to the cooperation with first response piece, and second detection device can respond to the cooperation with the second response piece, can make the precision that detects better like this.

Further, the pivot portion comprises a columnar main body and a fan-shaped portion, wherein the columnar main body is connected with the lining in a pivot mode, the fan-shaped portion is connected with the columnar main body, and the first sensing piece and the second sensing piece are arranged on two side edges of the fan-shaped portion respectively. The setting of column main part can make the stability of drive plate better. The provision of the sector reduces the area occupied and makes rotation of the drive plate easier. Meanwhile, the induction matching effect can be better through the arrangement.

Further, the axis of rotation of the columnar body coincides with the vertical centerline of the liner. The above arrangement enables the effect of rotation of the drive plate to be better and the rotation of the drive plate to be more stable.

Furthermore, one of the columnar main body and the lining is provided with a connecting hole, and the other one of the columnar main body and the lining is provided with a connecting column matched with the connecting hole, wherein the connecting hole is a stepped hole, and the connecting column is a stepped column. The connecting hole and the connecting column can be matched in a splicing mode, so that the position of the rotation center of the driving plate can be fixed, and the rotation stability can be improved. The setting of while shoulder hole and ladder post can make the connection of drive plate and inside lining more stable.

Furthermore, the lining is provided with a hinged part, the hinged part is connected with the pot body, and the driving plate is positioned between the hinged part and the center of the locking cover. The above arrangement can make the whole structure more regular.

Further, the first detection device comprises a reed switch or a Hall element, the second detection device comprises a reed switch or a Hall element, and the first sensing part and the second sensing part both comprise magnetic parts. The above arrangement can make the detection effect more accurate.

Furthermore, a first mounting platform and a second mounting platform are arranged on the lining, the first detection device is mounted on the first mounting platform, the second detection device is mounted on the second mounting platform, a first mounting hole and a second mounting hole are formed in the pivot portion, the first induction piece is mounted in the first mounting hole, and the second induction piece is mounted in the second mounting hole. The arrangement enables the positions of the first detection device, the second detection device and the third detection device to be more stable.

Further, the driving plate further comprises an installation part arranged between the driving part and the pivoting part, a through hole is formed in the installation part, the cover body assembly further comprises an exhaust pipe arranged on the lock cover and a pressure limiting valve arranged at the top of the exhaust pipe, the exhaust pipe penetrates out of the through hole, and the pressure limiting valve is located above the installation part. The above arrangement enables pressure cooking.

Further, be provided with the drive hole on the drive division, the lock post is worn to establish in the drive hole, and lid subassembly still includes face lid and operation post, and the inside lining is located to the face lid, and the operation post is connected with the lock post, and the operation post stretches out in the face lid. The connection of drive hole and lock post is comparatively stable, and the setting of operation post can be so that when the unable normal use of driving piece, the user can the manual rotation operation post, and then drives the locking closure and rotates to open and shut the lid has been realized.

Further, a tooth transmission structure is arranged between the driving part and the driving part. The driving piece can drive the driving plate to rotate through the tooth transmission structure, and the driving effect of the driving piece can be better and more stable through the arrangement.

According to another aspect of the present invention, there is provided a cooking appliance, the cooking appliance including: the pot body and with the articulated lid subassembly of being connected of pot body, the lid subassembly is foretell lid subassembly. The cover body assembly can realize in-place detection, namely, a user can accurately know that the lock cover is in the locking position or the unlocking position. Meanwhile, due to the arrangement of the pivot part, the rotation of the driving plate can be more stable. Therefore, the cooking utensil with the cover body assembly also has the advantages.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 shows an exploded schematic view of an embodiment of a cover assembly according to the present invention;

FIG. 2 is an exploded view of the inner liner of the cover assembly of FIG. 1;

FIG. 3 shows a perspective view of a drive plate of the liner of FIG. 2;

FIG. 4 shows a schematic perspective view of the liner of FIG. 2;

FIG. 5 is a schematic top view of the latch cover of FIG. 2 in an unlatched position;

FIG. 6 is a schematic top view of the locking cap of FIG. 2 in a locked position;

fig. 7 shows an exploded schematic view of an embodiment of a cooking appliance according to the present invention.

Wherein the figures include the following reference numerals:

10. a liner; 11. a chute; 12. a hinge portion; 13. a first mounting table; 14. a second mounting table; 20. a locking cover; 21. a lock cylinder; 22. an exhaust pipe; 23. a pressure limiting valve; 30. a drive plate; 31. a drive section; 311. a drive aperture; 32. a pivot portion; 321. a columnar body; 322. a sector; 323. a first mounting hole; 324. a second mounting hole; 33. an installation part; 331. a through hole; 40. a drive member; 51. a first detection device; 52. a second detection device; 53. a third detection device; 531. a first sensing member; 532. a second sensing member; 61. connecting holes; 62. connecting columns; 70. a pan body; 80. a gear transmission structure; 81. a gear; 82. an arc-shaped rack; 91. a face cover; 92. a control panel; 100. a guide structure; 110. an arc-shaped guide groove; 120. and a guide post.

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 some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an", and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

Unless specifically stated otherwise, the relative arrangement of parts and steps, numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In order to solve the above technical problem, as shown in fig. 1 to 6, in the present embodiment, the cover assembly includes: the inner liner 10, the locking cap 20, the driving plate 30, the driving member 40, the first detecting device 51, the second detecting device 52, the third detecting device 53, and the controller. The liner 10 is provided with a chute 11. The lock cover 20 is rotatably disposed below the liner 10, the lock cover 20 is provided with a lock post 21, the lock post 21 is inserted into the sliding slot 11, and the lock post 21 moves in the sliding slot 11 to switch the lock cover 20 between a locking position and an unlocking position. The driving plate 30 includes a driving portion 31 and a pivot portion 32 connected to the driving portion 31 and located inside the driving portion 31, the driving portion 31 is connected to the lock cylinder 21 and drives the lock cylinder 21 to move, and the pivot portion 32 is pivotally connected to the liner 10. The driving member 40 is disposed on the liner 10, and the driving member 40 drives the driving portion 31 to rotate. And a guide structure 100 disposed between the driving plate 30 and the liner 10, wherein the guide structure 100 includes an arc-shaped guide groove 110 and a guide post 120, one of the arc-shaped guide groove 110 and the guide post 120 is disposed on the driving plate 30, and the other of the arc-shaped guide groove 110 and the guide post 120 is disposed on the liner.

With the solution of the present embodiment, the locking cap 20 is rotatably disposed below the liner 10. The lock cover 20 is provided with a lock cylinder 21, and the lock cylinder 21 is inserted into the sliding groove 11 of the liner 10. The lock cylinder 21 moves within the slide groove 11 to switch the lock cover 20 between the lock position and the unlock position. The driving plate 30 includes a driving portion 31 and a pivoting portion 32, and the driving portion 31 is connected to the lock cylinder 21 and drives the lock cylinder 21 to move. The pivot portion 32 is pivotally connected to the liner 10, and the driving member 40 can drive the driving portion 31 to rotate. The guide structure 100 is disposed between the driving plate 30 and the liner 10, and the guide structure 100 includes arc-shaped guide grooves 110 and guide posts 120, and the arc-shaped guide grooves 110 and the guide posts 120 are in guiding engagement. With the above arrangement, the driving plate 30 can be more stably rotated by the pivot 32 and the guide structure 100, and thus the stability of the rotation of the locking cover 20 can be effectively improved. That is, the lock cover 20 can be stably switched between the locking position and the unlocking position, and therefore the technical solution of the embodiment effectively solves the problem of poor stability of the rotation of the lock cover in the related art.

For the cooking utensil with the automatic cover opening function, when the cover is opened, if the driving plate does not move in place, the cover cannot be opened, when the cover is closed, if the driving plate does not rotate in place, the pot teeth and the cover teeth are not buckled in place, and further danger is easy to occur. The controller controls the driving member 40 according to the detection signals of the first and second detecting means 51, 52. The first and second detecting means 51 and 52 are provided on the liner 10 on both sides of the pivot 32. The third detecting device 53 is provided on the pivot portion 32. When the first detecting means 51 and the third detecting means 53 are inductively engaged, the locking cover 20 is in the locking position. When the second detecting means 52 and the third detecting means 53 are inductively engaged, the locking cover 20 is in the unlocked position. With the above arrangement, the driving member 40 drives the driving portion 31 to rotate around the pivot portion 32, which makes the rotation of the driving plate 30 and thus the rotation of the locking cover 20 more stable. Meanwhile, since the first detection device 51, the second detection device 52 and the third detection device 53 are provided, it is possible for the controller to accurately determine whether the lock cover 20 is in the lock position or the unlock position. Specifically, when the cover assembly is used, a user can unlock and lock the lock cover 20 by controlling the start and stop of the driving member 40, and when the lock cover 20 is at the unlock position and the lock position, the controller can control the driving member 40 according to the detection signal, so as to ensure that the lock cover 20 rotates in place, thereby effectively improving the use experience of the user.

Specifically, the controller is a control board 92, and the cover assembly further includes a face cover 91, and the control board 92 is located inside the face cover 91.

Specifically, as shown in fig. 1 to 6, in the present embodiment, the lock cylinder 21 is provided with two guide plates, which are spaced apart from each other, and are located on opposite sides of the slide groove 11. This can stabilize the position of the lock cylinder 21.

In order to reduce the operation steps during opening the cover, as shown in fig. 4, in this embodiment, an exhaust lever is provided on the lock cover 20, the exhaust lever is swingably provided on the lock cover 20, a guide plate is provided on the liner 10, a guide inclined surface is provided on the guide plate, the exhaust lever is in guide fit with the guide inclined surface, and when the lock cover 20 moves from the unlocking position to the unlocking position, the exhaust lever gradually jacks up the pressure limiting valve 23 under the action of the guide inclined surface, thereby realizing the exhaust.

In consideration of the accuracy of the detection, as shown in fig. 1 to 6, in the present embodiment, the third detecting device 53 includes a first sensing member 531 cooperating with the first detecting device 51 and a second sensing member 532 cooperating with the second detecting device 52, and the first sensing member 531 and the second sensing member 532 are spaced apart and located on the pivot portion 32. Through the above arrangement, the first detecting device 51 can be in induction fit with the first induction part 531, and the second detecting device 52 can be in induction fit with the second induction part 532, so that the detection accuracy can be better.

In an embodiment not shown in the drawings, the third detecting device is of an elongated structure and is mounted on the pivot portion, and two ends of the third detecting device are respectively close to two side portions of the pivot portion. Therefore, the first detection device and the second detection device can be in induction fit with the third detection device.

In order to secure the stability of the rotation of the driving plate, as shown in fig. 1 to 6, in the present embodiment, the pivot portion 32 includes a cylindrical main body 321 pivotally connected to the inner liner 10 and a sector portion 322 connected to the cylindrical main body 321, and the first sensing member 531 and the second sensing member 532 are respectively provided at both side edges of the sector portion 322. The provision of the columnar body 321 enables better stability of the driving plate 30. The provision of the scallops 322 reduces the footprint and makes rotation of the drive plate 30 easier. Meanwhile, the first sensing part 531 and the second sensing part 532 are arranged on two sides of the sector 322, so that the effect of the inductive matching between the first sensing part 531 and the first detection device 51 is better, and the effect of the inductive matching between the second sensing part 532 and the second detection device 52 is also better, meanwhile, the arrangement can reduce the distance between the first detection device 51 and the second detection device 52, and further can reduce the occupation of space, so that the installation positions of the first detection device 51 and the second detection device 52 are more reasonable.

As shown in fig. 1 to 6, in the present embodiment, the rotation axis of the columnar body 321 coincides with the vertical center line of the liner 10. The above arrangement enables the effect of rotation of the drive plate 30 to be improved and rotation of the drive plate 30 to be more stable.

As shown in fig. 1 to 6, in the present embodiment, one of the columnar body 321 and the liner 10 is provided with a connection hole 61, and the other is provided with a connection column 62 which is matched with the connection hole 61, wherein the connection hole 61 is a stepped hole, and the connection column 62 is a stepped column. Specifically, the connection hole 61 is provided on the columnar body 321, the connection column 62 is provided on the liner 10, and the connection column 62 and the connection hole 61 are in insertion fit. Such an arrangement can fix the position of the rotation center (the axis of the columnar body 321) of the drive plate 30, and can improve the stability of rotation. And the arrangement of the stepped holes and the stepped posts enables the connection of the drive plate 30 and the liner 10 to be more stable.

Of course, in the embodiment not shown in the figures, the connecting column is a light column and the connecting hole is a light hole.

Of course, the connection hole 61 may be provided on the liner 10 and the connection post 62 may be provided on the cylindrical body 321. Specifically, the cylindrical body 321 forms the connection post 62, and the cylindrical body 321 is inserted into the connection hole 61, so that the connection of the inner liner 10 and the driving plate 30 can be also achieved.

As shown in fig. 1 to 6, in the present embodiment, inner liner 10 is provided with hinge portion 12, hinge portion 12 is connected to pot 70, and driving plate 30 is located between hinge portion 12 and the center of locking cover 20. The above arrangement can make the whole structure more regular.

The above-mentioned location of the driving plate 30 between the hinge portion 12 and the center of the locking cover 20 means that most of the driving plate 30 is located between the hinge portion 12 and the center of the locking cover 20, and only the portion of the columnar body 321 is located on the side of the center of the locking cover 20 away from the hinge portion 12.

Since the driving plate 30 needs to rotate, if the third detecting device 53 disposed on the driving plate 30 needs to be energized, a wire needs to be disposed, and the wire is easily knotted or interfered with other structures during the rotation of the driving plate 30. In order to avoid the above situation, as shown in fig. 1 to 6, in the present embodiment, the first detection device 51 and the second detection device 52 are disposed on the liner 10, and both the first detection device 51 and the second detection device 52 are reed pipes or hall elements, and the third detection device 53 includes a magnetic member, so that the third detection device 53 does not need to be energized, and the knotting of the wires is avoided, and at the same time, since the position of the liner 10 is unchanged, that is, the liner 10 does not rotate, the wires of the first detection device 51 and the second detection device 52 do not have the above situation.

Specifically, in the present embodiment, the first detecting device 51 includes a reed switch, the second detecting device 52 includes a reed switch, and the first sensing member 531 and the second sensing member 532 each include a magnetic member. The above arrangement enables the detection effect to be accurate.

As shown in fig. 1 to 6, in the present embodiment, the liner 10 is provided with a first mounting platform 13 and a second mounting platform 14, the first detecting device 51 is mounted on the first mounting platform 13, the second detecting device 52 is mounted on the second mounting platform 14, the pivot portion 32 is provided with a first mounting hole 323 and a second mounting hole 324, the first sensing member 531 is mounted in the first mounting hole 323, and the second sensing member 532 is mounted in the second mounting hole 324. The above arrangement can further stabilize the positions of the first detecting device 51, the second detecting device 52, and the third detecting device 53.

As shown in fig. 1 to 6, in the present embodiment, the driving plate 30 further includes a mounting portion 33 disposed between the driving portion 31 and the pivot portion 32, a through hole 331 is disposed on the mounting portion 33, the cover assembly further includes an exhaust pipe 22 disposed on the locking cover 20, and a pressure limiting valve 23 disposed on a top portion of the exhaust pipe 22, the exhaust pipe 22 penetrates through the through hole 331, and the pressure limiting valve 23 is located above the mounting portion 33. The above arrangement enables pressure cooking. Specifically, the exhaust pipe 22 can realize exhaust and pressure relief, and the pressure limiting valve 23 can control the pressure in the pot body 70.

As shown in fig. 1 to 6, in this embodiment, the mounting portion 33 is a mounting plate, the mounting plate is arc-shaped, a first reinforcing surrounding plate is disposed at an edge of the mounting plate, a first stop hole is disposed on the liner 10, a second stop hole is disposed on the mounting plate, and a stop rod is disposed on the locking cover 20, and when the locking cover 20 is in the locking position and a certain pressure is present in the pot body 70, the stop rod floats upwards and is inserted into the first stop hole and the second stop hole.

As shown in fig. 1 to 6, in the present embodiment, the driving portion 31 is provided with a driving hole 311, the lock cylinder 21 is inserted into the driving hole 311, the cover assembly further includes a surface cover and an operation cylinder, the surface cover is covered on the liner 10, the operation cylinder is connected with the lock cylinder 21, and the operation cylinder extends out of the surface cover. The connection of the driving hole 311 and the lock cylinder 21 is stable. Specifically, the cooperation of pegging graft of lock post 21 and drive hole 311, the setting of operation post can make when the unable normal use of driving piece 40, and the user can the manual rotation operation post, and then drives locking closure 20 and rotates to the lid has been realized opening and shutting.

As an alternative embodiment, the lock cylinder 21 and the driving hole 311 may be in an interference fit, or connected by bonding, or fixedly connected by a fastener.

As shown in fig. 1 to 6, in the present embodiment, a gear transmission structure 80 is provided between the driving member 40 and the driving portion 31. The driving member 40 can drive the driving plate 30 to rotate through the tooth transmission structure 80, and the driving effect of the driving member 40 can be better and more stable due to the arrangement. Specifically, the gear transmission structure 80 includes a gear 81 disposed on the driving member 40 and an arc-shaped rack 82 disposed at an end of the driving portion 31 remote from the pivot portion 32, the gear 81 and the arc-shaped rack 82 being disposed in mesh.

The driving member 40 is a motor provided at the hinge portion 12.

According to another aspect of the present embodiment, there is provided a cooking appliance, as shown in fig. 7, the cooking appliance of the present embodiment including: the pot body 70 and a cover body assembly hinged with the pot body 70, wherein the cover body assembly is the cover body assembly. The above-described cover assembly can implement in-place detection, i.e., the user can accurately know whether the lock cover 20 is in the locked position or the unlocked position. At the same time, the rotation of the driving plate 30 can be more stabilized due to the provision of the pivot portion 32. Therefore, the cooking utensil with the cover assembly also has the advantages.

In this embodiment, the cooking appliance may be an electric pressure cooker, an electric rice cooker, a low-pressure rice cooker, a soybean milk maker, a food processor, a cooking machine, an electric stewpan, a multifunctional pot, or the like.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom" etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be interpreted as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

For ease of description, spatially relative terms such as "over … …", "over … …", "over … …", "over", etc. may be used herein to describe the spatial positional relationship of one device or feature to another device or feature as shown in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and if not stated otherwise, the terms have no special meaning, and therefore, the scope of the present invention should not be construed as being limited.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (13)

1. A cover assembly, comprising:

the lining (10), wherein a chute (11) is arranged on the lining (10);

the lock cover (20) is rotatably arranged below the liner (10), a lock column (21) is arranged on the lock cover (20), the lock column (21) is inserted into the sliding groove (11), and the lock column (21) moves in the sliding groove (11) to enable the lock cover (20) to be switched between a locking position and an unlocking position;

the driving plate (30) comprises a driving part (31) and a pivoting part (32) which is connected with the driving part (31) and is positioned in the driving part (31), the driving part (31) is connected with the lock column (21) and drives the lock column (21) to move, and the pivoting part (32) is pivotally connected to the lining (10);

the driving piece (40) is arranged on the lining (10), and the driving piece (40) drives the driving part (31) to rotate;

a guide structure (100) disposed between the driving plate (30) and the liner (10), the guide structure (100) including an arc-shaped guide groove (110) and a guide post (120), one of the arc-shaped guide groove (110) and the guide post (120) being disposed on the driving plate (30), and the other of the arc-shaped guide groove (110) and the guide post (120) being disposed on the liner (10).

2. The cover assembly according to claim 1, further comprising a first detecting device (51), a second detecting device (52), a third detecting device (53), and a controller, wherein the first detecting device (51) and the second detecting device (52) are disposed on the inner liner (10) and located at two sides of the pivot portion (32), the third detecting device (53) is disposed on the pivot portion (32), the locking cover (20) is in the locking position when the first detecting device (51) and the third detecting device (53) are in inductive engagement, the locking cover (20) is in the unlocking position when the second detecting device (52) and the third detecting device (53) are in inductive engagement, and the controller controls the driving member (40) according to detection signals of the first detecting device (51) and the second detecting device (52).

3. The cover assembly according to claim 2, wherein the third detecting device (53) comprises a first sensing member (531) cooperating with the first detecting device (51) and a second sensing member (532) cooperating with the second detecting device (52), and the first sensing member (531) and the second sensing member (532) are spaced apart and located on the pivot portion (32).

4. The cover assembly according to claim 2, characterized in that the pivot portion (32) comprises a cylindrical main body (321) pivotally connected to the liner (10) and a sector portion (322) connected to the cylindrical main body (321), and the first sensing member (531) and the second sensing member (532) are respectively provided at both lateral sides of the sector portion (322).

5. The cover assembly according to claim 4, characterized in that the axis of rotation of the cylindrical body (321) coincides with the vertical centre line of the liner (10).

6. The cover assembly according to claim 4, wherein one of the cylindrical body (321) and the inner liner (10) is provided with a connecting hole (61), and the other is provided with a connecting column (62) matched with the connecting hole (61), wherein the connecting hole (61) is a stepped hole, and the connecting column (62) is a stepped column.

7. Cover assembly according to claim 1, wherein a hinge (12) is provided on the inner liner (10), the hinge (12) being connected to a pan (70), the drive plate (30) being located between the hinge (12) and the centre of the locking cover (20).

8. The cover assembly according to claim 3, wherein the first detecting means (51) comprises a reed switch or a Hall element, the second detecting means (52) comprises a reed switch or a Hall element, and the first sensing member (531) and the second sensing member (532) each comprise a magnetic member.

9. The cover assembly according to claim 3, wherein the inner liner (10) is provided with a first mounting platform (13) and a second mounting platform (14), the first detecting device (51) is mounted on the first mounting platform (13), the second detecting device (52) is mounted on the second mounting platform (14), the pivot portion (32) is provided with a first mounting hole (323) and a second mounting hole (324), the first sensing member (531) is mounted in the first mounting hole (323), and the second sensing member (532) is mounted in the second mounting hole (324).

10. The cover assembly according to any one of claims 1 to 9, wherein the driving plate (30) further comprises a mounting portion (33) disposed between the driving portion (31) and the pivot portion (32), a through hole (331) is disposed on the mounting portion (33), the cover assembly further comprises an exhaust pipe (22) disposed on the locking cover (20) and a pressure limiting valve (23) disposed on a top portion of the exhaust pipe (22), the exhaust pipe (22) penetrates through the through hole (331), and the pressure limiting valve (23) is located above the mounting portion (33).

11. The cover assembly according to any one of claims 1 to 9, wherein a driving hole (311) is formed in the driving portion (31), a locking column (21) is inserted into the driving hole (311), the cover assembly further comprises a face cover and an operating column, the face cover is disposed on the inner liner (10), the operating column is connected with the locking column (21), and the operating column extends out of the face cover.

12. Cover assembly according to any one of claims 1 to 9, characterized in that a toothed transmission (80) is provided between the drive element (40) and the drive section (31).

13. A cooking appliance, comprising:

a pot body (70) and a cover body assembly hinged with the pot body (70), wherein the cover body assembly is the cover body assembly in any one of claims 1 to 12.

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