CN115336904A

CN115336904A - Cover body assembly and electric pressure cooker

Info

Publication number: CN115336904A
Application number: CN202211077660.0A
Authority: CN
Inventors: 郑芝云; 王俊; 李振合; 张继尧; 孔进喜
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2022-09-05
Filing date: 2022-09-05
Publication date: 2022-11-15

Abstract

The invention discloses a cover body assembly which comprises an upper cover, wherein an accommodating cavity is arranged on the upper cover, a lock catch is arranged in the accommodating cavity, a rotatable cover opening structure and a steel cover structure are arranged on the upper cover, and when the cover opening structure drives the steel cover structure to rotate to a cover opening position, the cover opening structure triggers the lock catch to rotate to the cover opening position from an initial position. Also discloses an electric pressure cooker. According to the cover body assembly and the electric pressure cooker, the accommodating cavity is formed in the side wall of the upper cover, and the lock catch is arranged in the accommodating cavity, so that the lock catch is convenient to mount, the mounting structure is simple, and the assembly is convenient.

Description

Lid subassembly and electric pressure cooker

Technical Field

The invention relates to the technical field of electric pressure cookers, in particular to a cover body assembly and an electric pressure cooker.

Background

Lid subassembly and the pot body in the electric pressure cooker generally adopt buckled structure to carry out the lock on the existing market, set up the hasp on lid subassembly or the pot body, when the lock, compress tightly the hasp through the direction inclined plane, the hasp takes place to deform, take place to step down the back hasp lock, fix lid subassembly, when needing to uncap, the advance is carminative, rotate the handle seat that sets up on the lid subassembly and drive the hasp and break away from the lock position to realize uncapping smoothly of electric pressure cooker.

However, in a specific installation process, the lock catch is usually installed on the cover assembly in an inclined manner, and the lock catch thus arranged is inconvenient to install, requires high installation accuracy, and needs to be in linkage fit with the handle seat.

Therefore, it is highly desirable to design a cover assembly and an electric pressure cooker, which solve the problems of complex structure and difficult assembly of the existing lock catch mounting structure.

Disclosure of Invention

The invention aims to provide a cover body assembly and an electric pressure cooker, which can realize simple lock catch mounting structure and convenient assembly. The specific technical scheme is as follows:

the invention discloses a cover body assembly which comprises an upper cover, wherein an accommodating cavity is formed in the upper cover, a lock catch is arranged in the accommodating cavity, a rotatable cover opening structure and a steel cover structure are arranged on the upper cover, and when the cover opening structure drives the steel cover structure to rotate to a cover opening position, the cover opening structure triggers the lock catch to rotate to the cover opening position from an initial position.

As a preferred embodiment provided by the present invention, the latch is disposed on a sidewall of the upper cover, the cover-opening structure is disposed on a surface of the upper cover, and the rotation of the cover-opening structure along a radial direction of the upper cover triggers the latch to rotate along an axial direction of the upper cover in the accommodating chamber.

As a preferred embodiment provided by the present invention, the accommodating chamber is provided with a first opening, the lock catch is provided with an extension section, the extension section extends out of the first opening of the accommodating chamber, and the cover opening structure is abutted against the extension section, so that the lock catch is rotated from the initial position to the cover opening position.

As a preferred embodiment provided by the present invention, a protrusion is convexly disposed on a surface of the extension section along a direction of the lid opening structure, and the lid opening structure is rotated to the lid opening position so that the protrusion abuts against the lid opening structure.

As a preferred embodiment provided by the present invention, the opposite side walls of the accommodating chamber are provided with matching portions, the opposite sides of the lock catch are provided with clamping portions, and the clamping portions and the matching portions are clamped and fixed so that the lock catch can be rotatably disposed in the accommodating chamber.

As a preferred embodiment provided by the present invention, the clamping portion includes an elastic arm, an elastic buckle is disposed on the elastic arm, the matching portion includes a mounting hole, and the elastic buckle and the mounting hole are clamped to enable the clamping portion to be rotatably disposed on the matching portion.

As the preferred embodiment provided by the invention, the lock catch is provided with the reset structure, the uncovering structure is separated from the lock catch, and the reset structure resets the lock catch to the initial position.

As a preferred embodiment provided by the present invention, the reset structure includes a receiving groove, an elastic member is disposed in the receiving groove, the elastic member abuts against an inner wall of the receiving chamber, and the elastic member provides a return force to the lock catch to return the lock catch to the initial position.

As the preferred embodiment provided by the invention, the accommodating groove is internally provided with the positioning rib, the elastic piece comprises the spring, and the spring is sleeved on the outer wall of the positioning rib.

As a preferred embodiment provided by the present invention, the bottom of the accommodating chamber is provided with a second opening, the bottom of the lock catch is provided with a hook, and the hook extends out of the second opening.

As the preferred embodiment that the invention provided, be provided with the strengthening rib on the hasp.

As a preferred embodiment provided by the present invention, the door opening structure includes a handle base and a door opening crank rotatably coupled.

As a preferred embodiment provided by the invention, a handle is arranged on the side wall of the handle seat.

As a preferred embodiment provided by the invention, the height of the lock catch extension section extending out of the first opening of the accommodating cavity is greater than or equal to the thickness of the handle.

As the preferred embodiment provided by the invention, the handle seat is provided with the rotating shaft, and the distance between the end part of the handle and the rotating center of the rotating shaft is smaller than or equal to the distance between the rotating center of the rotating shaft and the lock catch.

As the preferred embodiment provided by the invention, the handle seat is arranged on the cover opening crank, and the torsion spring is arranged between the handle seat and the cover opening crank.

As a preferred embodiment provided by the present invention, the lid opening crank is provided with a first stopper and a second stopper, the handle holder is provided with a first projection and a second projection, the first projection and the second projection rotate in a space formed by the first stopper and the second stopper, and the first projection abuts against the second stopper or the second projection abuts against the first stopper.

As a preferred embodiment provided by the invention, the relative rotation angle of the handle and the uncovering crank ranges from 0 to 30 degrees.

The invention also provides an electric pressure cooker which comprises a cooker body and the cover body assembly, wherein the cooker body is provided with a buckle, and the buckle are locked to enable the cooker body and the upper cover assembly to be buckled.

The cover body assembly and the electric pressure cooker have the following advantages that:

according to the cover body assembly and the electric pressure cooker, the accommodating cavity is formed in the side wall of the upper cover, the lock catch is arranged in the accommodating cavity, the lock catch is convenient to mount, the mounting structure is simple, and the assembly is convenient.

Drawings

FIG. 1 is a schematic structural view of a cover assembly according to the present invention;

FIG. 2 is a cross-sectional view of the cover assembly of the present invention;

FIG. 3 is a first schematic view of a lock catch of the cover assembly according to the present invention;

FIG. 4 is a second schematic view of the lock of the cover assembly according to the present invention;

FIG. 5 is an exploded view of the lid opening structure of the lid assembly of the present invention;

FIG. 6 is a schematic structural view of an uncapping structure of the cover assembly of the present invention;

FIG. 7 is a first schematic view of a lid release crank of the cover assembly of the present invention;

FIG. 8 is a schematic structural view of a torsion spring of the cover assembly of the present invention;

FIG. 9 is a second schematic view of the lid release crank of the lid assembly of the present invention;

FIG. 10 is a schematic view of a handle seat of the cover assembly of the present invention;

FIG. 11 is a first view of the assembly of the handle base and the lid release crank of the lid assembly of the present invention;

FIG. 12 is a second schematic view of the assembly of the handle base and the lid release crank of the present invention;

FIG. 13 is a third schematic view of the assembled structure of the handle base and the lid release crank of the present invention;

FIG. 14 is a fourth schematic view of the assembled structure of the handle base and the lid release crank of the present invention;

FIG. 15 is a schematic structural view illustrating a closed state of the cover assembly according to the present invention;

FIG. 16 is a schematic view of a cover assembly in a rotated state according to the present invention;

FIG. 17 is a schematic structural view illustrating an uncapped state of the cover assembly according to the present invention;

fig. 18 is a schematic structural view of the cover assembly in a closed state according to the present invention.

The symbols in the figure illustrate:

1. an upper cover; 11. an accommodating chamber; 2. a lock cylinder; 3. a crank is opened; 31. a first body; 311. a chute; 32. a second body; 321. a first card slot; 322. a second card slot; 323. a first stopper; 324. a second stopper; 4. a handle base; 41. a first bump; 42. a boss; 43. a second bump; 44. mounting grooves; 45. a handle; 451. fixing the ribs; 5. locking; 51. an extension section; 511. a protrusion; 52. a hook; 53. a containing groove; 531. positioning ribs; 54. a resilient arm; 541. snapping; 55. reinforcing ribs; 6. a torsion spring; 61. a curved portion; 62. a straight line portion.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Furthermore, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

The core of the invention is to provide a cover body assembly, which can simply, conveniently and efficiently realize the remote exhaust and cover opening operation of the electric pressure cooker; meanwhile, the electric pressure cooker applying the cover body assembly is provided.

The electric pressure cooker provided by the invention comprises a cover body assembly and a cooker body, wherein the cover body assembly comprises an upper cover 1, an exhaust pipe communicated with the cooker body is arranged on the inner liner of the upper cover 1, a pressure relief valve assembly is arranged on the exhaust pipe, the exhaust pipe is sealed by the pressure relief valve assembly during high-pressure cooking, and the pressure relief valve assembly is opened after the cooking is finished, so that the exhaust pipe exhausts. Manual exhaust is realized by means of a cover opening structure rotated by a user, and automatic exhaust is realized by means of controlling an electromagnet by means of a user key.

As shown in fig. 1, the present invention provides a cover assembly, which further comprises a steel cover structure, an uncovering structure and a lock catch 5. Rotatable connection of upper cover 1 and steel lid structure is provided with the sliding tray on the upper cover 1, and the steel lid is structural to be provided with lock post 2, and lock post 2 removes in the sliding tray to make the structural steel tooth of steel lid and the pot tooth of pot body rotate relatively, the separation of lid subassembly and pot body, thereby realize the action of uncapping of pressure cooker.

Further, lid subassembly still includes the connecting rod structure, and uncap structure and connecting rod structure contact, and connecting rod structure and relief valve subassembly contact, the drive structure of uncapping rotates to make uncap structure drive connecting rod structure rotate, the connecting rod structure will release valve subassembly jack-up, so that lid subassembly and electric pressure cooker pressure release. The cover body assembly and the electric pressure cooker are driven to release pressure respectively in a manual or automatic mode, so that the cover body assembly and the electric pressure cooker can exhaust air in one or more combined modes, and the pressure release time is shortened.

Furthermore, in the specific use process, the cover body assembly and the cooker body can be separated after the air pressure in the cooker body is completely exhausted, so that the cover opening action of the electric pressure cooker is realized. Therefore, the cover body assembly provided by the invention is based on linkage control of the exhaust structure to realize the opening and closing of the cover body assembly relative to the pot body.

As shown in fig. 2, the upper cover 1 is provided with an accommodating chamber 11, the latch 5 is disposed in the accommodating chamber 11, and when the cover opening structure drives the steel cover structure to rotate to the cover opening position, the cover opening structure triggers the latch 5 to rotate to the cover opening position from the initial position. Through placing hasp 5 in accommodation chamber 11, make things convenient for the installation of hasp 5, directly insert hasp 5 to accommodation chamber 11 in, need not too much assembly structure and can realize the fixed of hasp 5, the assembly is simple, and the assembly precision is high, need not to consider fit clearance and assembly tolerance just can realize the fixed of hasp 5.

As a preferred embodiment, the accommodating chamber 11 is disposed on the sidewall of the upper cover 1, and the top and the bottom of the accommodating chamber 11 are provided with openings at the same time, including a first opening and a second opening, the first opening is disposed at the top of the accommodating chamber 11, the second opening is disposed at the bottom of the accommodating chamber 11, so as to place the lock catch 5 into the accommodating chamber 11, the top and the bottom of the lock catch 5 simultaneously extend to the first opening and the second setting, so as to match the top of the lock catch 5 with the cover opening structure, and the bottom of the lock catch 5 matches with the pot body. Of course, it can be understood that the accommodating chamber 11 can also be disposed on the upper cover 1, and the shape of the latch 5 is adapted to the change of the position of the latch 5, so that the two ends of the latch 5 respectively cooperate with the lid opening structure and the pot body to realize the lid opening action of the lid assembly.

Specifically, the axial direction of the upper cover 1 is used as the rotation direction of the latch 5, and the latch 5 swings in the direction away from or close to the uncovering structure along the axial direction of the upper cover 1, so that the latch 5 rotates to the uncovering position from the initial position and then returns to the initial position from the uncovering position. The uncovering position is that the top end of the lock catch 5 moves away from the uncovering structure, and the bottom end of the lock catch 5 moves close to the uncovering structure, so that a lever structure is formed by taking one point in the lock catch 5 as a fulcrum. The both ends of the latch 5 relatively rotate along the fulcrum to make the latch 5 in the initial position or the uncapping position.

As shown in fig. 2, the bottom end of the lock catch 5 is provided with a hook 52, and in the open position, the hook 52 is disengaged from the buckle provided on the pot body, so that the steel cover structure rotates relative to the pot body, and the steel teeth of the steel cover structure are separated from the pot teeth of the pot body, so that the cover body assembly is in the open state, i.e. in the open position. The initial position is the position where the hook 52 of the lock catch 5 is engaged with the hook 52.

As shown in fig. 3 and 4, the lock catch 5 includes a body, an extension section 51 is provided on the body, the extension section 51 extends out of the first opening of the accommodating chamber 11, and the cover opening structure is abutted against the extension section 51, so that the lock catch 5 is rotated from the initial position to the cover opening position.

Specifically, the lock catch 5 is a plate-shaped structure, and the plate-shaped structure is accommodated in the accommodating chamber 11, but it can be understood that, in order to respectively adapt the lock catch 5 to the cover opening structure and the pot body, the lock catch 5 is designed to be a strip-shaped plate-shaped structure, and the lock catch 5 can be arranged according to the structural size of the cover body assembly, and the appearance structure of the lock catch 5 is not specifically described herein.

Further, the body is provided with a containing groove 53, and a groove body of the containing groove 53 is convexly arranged along the direction of the cover opening structure, so that when the lock catch 5 is in the cover opening position, the bottom of the groove body of the containing groove 53 is abutted against the inner wall of the containing cavity 11. Of course, it can be understood that the inner structure of the accommodating chamber 11 is adapted to the shape structure of the lock catch 5, in the initial position, a gap is formed between the notch of the accommodating groove 53 of the lock catch 5 and the inner wall of the accommodating chamber 11, and the bottom of the accommodating groove 53 abuts against the inner wall of the accommodating chamber 11. In the uncovering position, the groove opening of the containing groove 53 of the lock catch 5 is abutted against the inner wall of the containing cavity 11, and a distance is formed between the bottom of the groove body of the containing groove 53 and the inner wall of the containing cavity 11, so that the lock catch 5 rotates relatively in the containing cavity 11 by a fulcrum to form a lever structure.

Further, the surface of the extension section 51 is provided with a protrusion 511 protruding in the direction of the lid opening structure, and the lid opening structure is rotated to the lid opening position so that the protrusion 511 abuts against the lid opening structure. The protrusion 511 is provided to reduce the distance between the latch 5 and the lid opening structure, and to simplify the structure of the latch 5 and reduce the weight of the design.

Further, the accommodating groove 53 is provided at the center of the body, so that the lock catch 5 rotates with the accommodating groove 53 as a fulcrum, and the cover of the lid assembly is opened by rotating from the initial position to the cover opening position. Of course, it can be understood that the receiving groove 53 may be disposed at any position of the body as long as it can function as a fulcrum, and the position of the receiving groove 53 is designed according to the shapes of the latch 5 and the receiving cavity 11.

Further, be provided with reset structure on hasp 5, uncap structure and hasp 5 break away from, reset structure with hasp 5 return to initial position. The reset structure can automatically reset the lock catch 5 to the uncovering position from the initial position, so that the cover body assembly is automatically buckled, and the phenomenon that the cover body assembly cannot be buckled is avoided.

Specifically, an elastic member is disposed in the accommodating groove 53, the elastic member abuts against an inner wall of the accommodating chamber 11, and the elastic member provides a return force to the lock catch 5, so that the lock catch 5 returns to the initial position. The accommodating groove 53 is internally provided with a positioning rib 531, the elastic element comprises a spring, and one end of the spring is sleeved on the outer wall of the positioning rib 531. The other end of the spring abuts against the inner wall of the accommodating chamber 11.

Further, the structure of location muscle 531 includes a plurality of slabby ribs, and a plurality of slabby ribs radiate along the central direction with the horizontal direction of body, and the top of location muscle 531 is provided with the inclined plane to make the spring insert the location muscle 531 more fast on, the installation of the hasp 5 of being convenient for saves the assembly step.

Further, the opposite side walls of the accommodating chamber 11 are provided with matching portions, the opposite sides of the lock catch 5 are provided with clamping portions, and the clamping portions and the matching portions are clamped and fixed so that the lock catch 5 can be rotatably arranged in the accommodating chamber 11. The joint portion includes elastic arm 54, is provided with the bullet knot 541 on elastic arm 54, and the cooperation portion includes the mounting hole, and bullet knot 541 and mounting hole joint are so that the rotatable setting of joint portion is on the cooperation portion. In the process of the latch 5 rotating in the accommodating chamber 11, the body can rotate relative to the elastic arm 54 with the center of the positioning rib 531 as a fulcrum, so that the latch 5 rotates in the accommodating chamber 11.

Further, the terminal surface that 541 was detained to the bullet is provided with the inclined plane, and the inclined plane that 541 was detained to the bullet and the contained angle that 541 horizontal plane was detained to the bullet set up to the obtuse angle to make the bullet detain 541 insert the mounting hole more fast, be convenient for install hasp 5 on upper cover 1, simple structure, the assembly of being convenient for saves assemble duration, improves production efficiency.

In a preferred embodiment, the resilient arm 54 is spaced from the sidewall of the body such that the upper half of the body rotates relative to the resilient arm 54 to facilitate driving the latch 5 from the initial position to the uncapped position.

Further, the lock catch 5 is provided with a reinforcing rib 55, so that the strength of a local area of the lock catch 5 is increased. It is understood that the reinforcing rib 55 is configured as a rib, and may be configured as a strip, or may be configured as a triangle or a rectangle, and the specific shape of the reinforcing rib 55 is not specifically limited herein, as long as the strength of the whole latch 5 can be enhanced.

As shown in fig. 5 to 14, the structure of the opening cover will be described in detail.

Specifically, the uncovering structure comprises a handle seat 4 and an uncovering crank 3, wherein the handle seat 4 and the uncovering crank 3 are rotatably connected. Of course, it can be understood that the handle holder 4 and the cover opening crank 3 can be connected in various ways, as a preferred embodiment, the handle holder 4 and the cover opening crank 3 are connected through the torsion spring 6, and the torsion spring 6 can provide a return force for the handle holder 4, so that the handle holder 4 and the cover opening crank 3 rotate relatively, and thus, the processes of automatically opening and closing the cover are realized.

Further, the cover opening crank 3 is provided with a first body 31, the first body 31 is connected with a second body 32, the first body 31 is provided with a sliding groove 311, and the sliding groove 311 is clamped with the lock column 2 of the steel cover structure, so that the sliding groove 311 drives the lock column 2 to rotate in the sliding groove formed in the upper cover 1.

Further, the second body 32 is provided with a first locking groove 321, the first locking groove 321 is locked with the bending part 61 of the torsion spring 6, and the linear part 62 of the torsion spring 6 protrudes out of the end face of the lid opening crank 3 and is abutted against the handle seat 4 to provide a return force for the handle seat 4. The second body 32 is further provided with a second locking groove 322, and the handle holder 4 and the cover opening crank 3 rotate relatively to each other to avoid the second locking groove 322. The second body 32 is further provided with a first stopper 323 and a second stopper 324, and the first stopper 323 and the second stopper 324 are respectively matched with the handle holder 4 to realize the rotation limitation of the handle holder 4 and the cover opening crank 3.

Further, the handle holder 4 is provided with a first protrusion 41 and a second protrusion 43, the first protrusion 41 and the second protrusion 43 rotate in a space formed by the first stopper 323 and the second stopper 324, and the first protrusion 41 abuts against the second stopper 324 or the second protrusion 43 abuts against the first stopper.

Specifically, the U-shaped end of the torsion spring 6 is assembled in the first slot 321 of the cover opening crank 3 to fix the torsion spring 6, the handle seat 4 is directly assembled on the crank, the second stop 324 of the handle seat 4 is matched with the slot of the cover opening crank 3, and the main function of the abutment of the first protrusion 41 and the second stop 324 or the abutment of the second protrusion 43 and the first stop of the 31-crank is to limit the rotation angle of the handle seat 4 and the cover opening crank 3 to be between 0 and 30 degrees.

Further, be provided with boss 42 on handle seat 4, boss 42 cooperatees with exhaust structure, and when boss 42 and exhaust structure looks butt, handle seat 4 and uncap crank 3 rotate certain angle relatively, exhaust to the gas in the pot body, and after the exhaust, handle seat 4 overcomes the effort of torsional spring 6, and the rotation angle of uncap crank 3 and handle seat 4 is 0 degree

Further, a handle 45 is arranged on the side wall of the handle seat 4, the handle 45 is provided with a Z-shaped structure, and a fixing rib 451 is arranged on the handle 45 to improve the strength of the handle 45. The height of the extension 51 of the lock catch 5 extending out of the first opening of the accommodating chamber 11 is greater than or equal to the thickness of the handle 45. As shown in fig. 2, the height of the area of the latch 5 in contact with the handle 45 is L3, and the thickness of the handle 45 is L4, and the distance of L3 is greater than or equal to the distance of L4.

Further, a rotating shaft is arranged on the handle seat 4, and the distance between the end part of the handle 45 and the rotating center of the rotating shaft is smaller than or equal to the distance between the rotating center of the rotating shaft and the lock catch 5. As shown in fig. 1, the distance from the latch 5 to the rotation axis of the handle holder 4 is L1, the distance from the end of the handle 45 to the rotation axis of the handle holder 4 is L2, and the distance from L1 is greater than or equal to L2. The distances of the L1, the L2, the L3 and the L4 are set, the main function is avoidance design, and the relative rotation of the handle seat 4 and the cover opening crank 3 on the upper cover 1 and the linkage control of the handle seat and the lock catch 5 can be realized.

Further, a mounting groove 44 is formed in the handle base 4, a magnet is arranged in the mounting groove 44, and the magnet is matched with a proximity switch arranged on the upper cover 1 to control the electric pressure cooker to open the cover by mistake.

As shown in fig. 15 to 18, the whole lid opening process is divided into a lid closing state, a rotating state, an opening state and a lid closing state, and the moving state of the lid body assembly relative to the pot body is described by the four states.

Closing the cover: due to friction, the steel cover structure clamps the cover opening crank 3; due to the torque action of the torsion spring 6, the relative angle between the cover opening crank 3 and the handle holder 4 is 30 degrees, as shown in fig. 15;

the rotating state is as follows: after the user applies force, the handle seat 4 overcomes the acting force of the torsion spring 6, and the relative angle of the uncovering crank 3 and the handle seat 4 is reduced to 0 degrees. When no pressure exists in the cooker, the handle seat 4 can drive the steel cover structure to rotate, as shown in fig. 16;

uncovering state: when the steel cover structure is rotated to the position, the steel tooth structure of the steel cover component is separated from the pot teeth of the pot body, meanwhile, the handle 45 of the handle seat 4 is contacted with the lock catch 5, the lock catch 5 is jacked open, the steel tooth structure is separated from the pot body, and the cover opening is realized, as shown in fig. 17;

a cover closing state: after the user closes the lid, because the application force disappears, the handle seat 4 cannot overcome the acting force of the torsion spring 6, the handle seat 4 starts to reset, the handle is not in contact with the lock catch 5, the lock catch 5 is in contact with the pot body again, and the lid closing and locking are realized, as shown in fig. 18.

According to the cover body assembly and the electric pressure cooker, the accommodating cavity 11 is formed in the side wall of the upper cover 1, the lock catch 5 is arranged in the accommodating cavity 11, the lock catch 5 is convenient to mount, the mounting structure is simple, and the assembly is convenient.

The present invention has been further described with reference to specific embodiments, but it should be understood that the detailed description should not be construed as limiting the spirit and scope of the present invention, and various modifications made to the above-described embodiments by those of ordinary skill in the art after reading this specification are within the scope of the present invention.

Claims

1. The utility model provides a lid body assembly, its characterized in that, includes the upper cover, covers on and is provided with the holding cavity, is provided with the hasp in the holding cavity, covers on and is provided with rotatable structure of uncapping and steel lid structure, and when the structure of uncapping drove the rotation of steel lid structure to the position of uncapping, the structure of uncapping triggered the hasp and rotates to the position of uncapping by initial position.

2. The lid assembly of claim 1, wherein the latch is disposed on a sidewall of the lid, and the lid opening structure is disposed on a surface of the lid, and rotation of the lid opening structure in a radial direction of the lid triggers rotation of the latch in an axial direction of the lid within the receiving chamber.

3. The lid assembly of claim 1 or 2, wherein the receiving cavity is provided with a first opening, the latch is provided with an extension portion, the extension portion extends out of the first opening of the receiving cavity, and the lid opening structure abuts against the extension portion, so that the latch is rotated from the initial position to the lid opening position.

4. The lid assembly of claim 3, wherein the surface of the extension is convexly provided with a projection in the direction of the lid opening structure, the lid opening structure being rotated to the lid opening position such that the projection abuts the lid opening structure.

5. The cover assembly of claim 1 or 4, wherein the opposite side walls of the accommodating chamber are provided with engaging portions, and the opposite sides of the latch are provided with engaging portions, the engaging portions and the engaging portions being engaged and fixed to allow the latch to be rotatably disposed in the accommodating chamber.

6. The cover assembly of claim 5, wherein the engaging portion comprises a resilient arm, a spring buckle is disposed on the resilient arm, the engaging portion comprises a mounting hole, and the spring buckle and the mounting hole are engaged to allow the engaging portion to be rotatably disposed on the engaging portion.

7. The cover assembly of claim 3, wherein the latch has a reset feature, the cover release feature being disengaged from the latch, the reset feature resetting the latch to the initial position.

8. The cover assembly of claim 7, wherein the restoring structure comprises a receiving groove, a resilient member is disposed in the receiving groove, the resilient member abuts against an inner wall of the receiving cavity, and the resilient member provides a restoring force to the latch to restore the latch to the initial position.

9. The cover assembly of claim 8, wherein the receiving groove is provided with a positioning rib, and the elastic member comprises a spring which is fitted over an outer wall of the positioning rib.

10. The cover assembly of claim 9, wherein the bottom of the receiving chamber has a second opening, and the bottom of the latch has a hook extending out of the second opening.

11. A cover assembly according to claim 1 or 10, wherein the latch is provided with a reinforcing rib.

12. The lid assembly of claim 3, wherein the lid release structure comprises a handle base and a lid release crank, the handle base and the lid release crank being rotatably coupled.

13. The cover assembly of claim 12, wherein the handle holder is provided with a handle on a side wall thereof.

14. The cover assembly of claim 13, wherein the latch extension extends beyond the first opening of the receiving cavity a height greater than or equal to a thickness of the handle.

15. The cover assembly of claim 13 or 14, wherein the handle holder is provided with a pivot, and the distance between the end of the handle and the rotation center of the pivot is less than or equal to the distance between the rotation center of the pivot and the latch.

16. The lid assembly of claim 12, wherein the handle seat is disposed on the lid release crank, and a torsion spring is disposed between the handle seat and the lid release crank.

17. The lid assembly of claim 12 or 16, wherein the lid release crank is provided with a first stopper and a second stopper, and the handle holder is provided with a first projection and a second projection, the first projection and the second projection rotating within a space formed by the first stopper and the second stopper, the first projection abutting against the second stopper or the second projection abutting against the first stopper.

18. The lid assembly of claim 12, wherein the angle of rotation of the handle relative to the lid release crank ranges from 0 ° to 30 °.

19. An electric pressure cooker, characterized in that, the electric pressure cooker comprises a cooker body as a cover body assembly as claimed in any one of claims 1 to 18, a buckle is arranged on the cooker body, and the buckle are locked to enable the cooker body and the upper cover assembly to be buckled.