CN212307559U

CN212307559U - Cover opening and closing mechanism of pressure cooker

Info

Publication number: CN212307559U
Application number: CN202022094985.2U
Authority: CN
Inventors: 周小健
Original assignee: Zhejiang Zhongheng Aluminum Co ltd
Current assignee: Zhejiang Zhongheng Aluminum Co ltd
Priority date: 2020-09-22
Filing date: 2020-09-22
Publication date: 2021-01-08
Anticipated expiration: 2030-09-22

Abstract

The utility model provides a pot cover opening and closing mechanism of pressure cooker belongs to mechanical technical field. It has solved prior art and has had the poor problem of stability. This pot lid mechanism that opens and shuts of pressure cooker is including the handle that is used for linking firmly with the pot body and the buckle of connection on the handle, have between handle and the buckle and enable the buckle along the smooth and easy guide structure of translation of handle, handle upper portion still has recessed spread groove, the spread groove cross-section is isosceles trapezoid and spread groove upper end size is less than the lower extreme size, and above-mentioned buckle lower part has agrees with the piece and inlay in spread groove department with the spread groove assorted, still has elasticity roof pressure subassembly between above-mentioned handle and the buckle, agrees with the piece under the effect of elasticity roof pressure subassembly and have the trend with spread groove lateral wall in close contact with. The cooker cover opening and closing mechanism of the pressure cooker has high stability.

Description

Cover opening and closing mechanism of pressure cooker

Technical Field

The utility model belongs to the technical field of machinery, a pot cover mechanism that opens and shuts of pressure cooker is related to.

Background

In order to improve the safety of the pressure cooker, a cooker cover opening and closing mechanism is arranged on the pressure cooker. When the cooker cover opening and closing mechanism is in a locked state, the cooker cover of the pressure cooker cannot be opened by mistake, so that the safety of the pressure cooker is effectively improved.

However, the existing pot cover opening and closing mechanism is mainly realized by a rotation locking mode. The opening and closing mechanism needs to rotate the pot cover, so that the operation is complicated and the trouble and the labor are wasted.

In order to solve the problems, the buckling plates connected to the pot lugs are arranged. For example, chinese patent publication No. CN109431255A provides a micro-pressure cooker which is convenient to use.

In order to enable the buckling plate to be stably buckled on the pot cover, a sliding and overturning structure is arranged between the buckling plate and the pot lugs, and the buckling plate can swing in a small range after sliding along the pot lugs, so that the buckling plate can be stably buckled on the pot cover finally.

However, the slide-flip structure is complicated, resulting in high cost and poor stability.

Disclosure of Invention

The utility model aims at the above-mentioned problem that prior art exists, provide a high and compact structure's pot cover mechanism that opens and shuts of pressure cooker of stability.

The purpose of the utility model can be realized by the following technical proposal:

the utility model provides a pot cover mechanism that opens and shuts of pressure cooker, this mechanism is including being used for the pot ear that links firmly with the pot body and the buckle of connection on the pot ear, its characterized in that, have between pot ear and the buckle and enable the buckle along the smooth and easy guide structure of translation of pot ear, pot ear upper portion still has recessed spread groove, the spread groove cross-section is isosceles trapezoid and spread groove upper end size is less than the lower extreme size, and above-mentioned buckle lower part has agrees with the piece and inlay in spread groove department with the spread groove assorted, still has elasticity roof pressure subassembly between above-mentioned pot ear and the buckle, and the piece has the trend with spread groove lateral wall in close contact with under the effect of elasticity roof pressure subassembly.

The pot cover opening and closing mechanism of the pressure cooker creatively enables the buckling plate to stably and smoothly move linearly along the pot ears through the guide structure.

In the initial state, the buckle plate has the tendency of moving upwards under the action of the elastic jacking component, and the wedge blocks are abutted against the side part of the connecting groove in the initial state. Because the section of the connecting groove is isosceles trapezoid, the locking state is kept between the buckle plate and the pot lug in the state.

The buckle has two positions in the locked state:

when the buckling plate is superposed with the pot ears, the buckling plate is separated from the pot cover at the moment, and the pot cover of the pressure pot is in an unlocking posture;

when the end part of the buckle plate extends out of the end part of the pot lug, the buckle plate is buckled on the pot cover, and the pot cover of the pressure pot is in a locking posture.

When the lock needs to be unlocked, external force needs to be applied to press the buckle plate. The buckle plate is pressed to separate the wedge block from the connecting groove, and the buckle plate can move smoothly along the pot lugs under the action of the guide structure.

Once the external force is stopped, the elastic jacking component enables the buckle plate to move upwards, and the buckle plate and the pot lugs are kept in a locked state again after the wedge block is contacted with the connecting groove.

In the pot cover opening and closing mechanism of the pressure cooker, the guide structure comprises a guide strip with a long strip shape at the upper part of the pot ear and a chute with the lower part of the buckle plate matched with the guide strip, and the guide strip is embedded in the chute.

The guide strip is matched with the sliding groove to enable the buckling plate to move smoothly along the pot ears.

In the cooker cover opening and closing mechanism of the pressure cooker, the number of the guide strips is two, the two guide strips are symmetrically distributed on the upper parts of the cooker ears at two sides of the wedge block, the number of the sliding grooves is the same as that of the guide strips, and the sliding grooves are in one-to-one correspondence with the guide strips.

Therefore, the movement stability of the pinch plate can be further improved.

In the pot cover opening and closing mechanism of the pressure cooker, the guide strips and the pot lugs are of an integrated structure.

This can suitably improve the compactness of the mechanism.

In the cooker cover opening and closing mechanism of the pressure cooker, the elastic jacking component comprises a spring hole, a spring and a ball, the spring hole extends from the upper part of the guide strip to the middle part of the cooker ear, the spring and the ball are both positioned in the spring hole, and the ball has the tendency of abutting against the buckle plate under the elastic force of the spring.

The ball extends out of the spring hole under the elastic force of the spring, and the extended ball is stably contacted with the pinch plate.

In the lid opening and closing mechanism of the pressure cooker, the spring hole, the spring and the ball form an elastic pressing unit, and the two guide strips are respectively provided with the elastic pressing units which are in one-to-one correspondence with the guide strips.

The plurality of elastic jacking units can ensure that the buckle plate and the pot ears are stably locked.

In the pot cover opening and closing mechanism of the pressure cooker, the buckling plate is superposed with the upper parts of the pot lugs in the initial state, the edges of the buckling plate and the pot lugs are parallel and level, the connecting groove can be separated from the wedging block after the buckling plate is pressed down by applying external force, the buckling plate can smoothly translate along the pot lugs in the state, and the wedging block can abut against the side wall of the connecting groove under the elastic action of the spring after stopping applying the external force.

In the above cooker lid opening and closing mechanism for pressure cooker, the upper part of the buckle plate is provided with a concave push groove.

An operator can conveniently apply a pressing action force to the buckle plate after pressing the push groove, and meanwhile, the buckle plate can be conveniently pushed.

Compared with the prior art, the cooker cover opening and closing mechanism of the pressure cooker has a compact structure because the buckle plate is stably buckled on the upper part of the cooker lug.

Meanwhile, the pinch plate can smoothly translate under the action of the guide structure, the stability is high, and the pinch plate has high practical value.

In the using process, the pinch plate can be conveniently and smoothly pushed only by applying downward force to the pinch plate, so that the locking device is simple and convenient to use, and the locking state is smoothly switched.

Drawings

Fig. 1 is a schematic perspective view of the lid opening and closing mechanism of the pressure cooker.

Fig. 2 is a schematic three-dimensional structure view of a pot ear in the pot cover opening and closing mechanism of the pressure cooker.

Fig. 3 is a structural schematic diagram of the unlocked state of the cooker cover opening and closing mechanism of the pressure cooker.

Fig. 4 is a schematic sectional view taken along a-a of fig. 3.

Fig. 5 is a schematic structural view taken along B-B of fig. 3.

FIG. 6 is a perspective view of the buckle plate according to the second embodiment.

Fig. 7 is a structural schematic view of the cover opening and closing mechanism of the pressure cooker in a locking state.

In the figure, 1, pot ears; 1a, connecting grooves; 1b, a guide bar; 1c, pushing the groove; 2. buckling the plate; 2a, a wedge block; 2b, a sliding chute; 3. a spring hole; 4. a spring; 5. a ball; 6. a first positioning hole; 7. and a second positioning hole.

Detailed Description

Example one

As shown in fig. 1 and 2 and fig. 3 and 4 and 5, the pot cover opening and closing mechanism of the pressure cooker comprises a pot lug 1 and a buckle plate 2 connected to the pot lug 1, wherein the pot lug 1 is fixedly connected with a pot body, a guide structure capable of enabling the buckle plate 2 to smoothly translate along the pot lug 1 is arranged between the pot lug 1 and the buckle plate 2, the upper part of the pot lug 1 is further provided with a concave connecting groove 1a, the cross section of the connecting groove 1a is in an isosceles trapezoid shape, the upper end size of the connecting groove 1a is smaller than that of the lower end, the lower part of the buckle plate 2 is provided with a wedge block 2a matched with the connecting groove 1a, the wedge block 2a is embedded in the connecting groove 1a, an elastic jacking component is further arranged between the pot lug 1 and the buckle plate 2, and the wedge block 2a has the trend of being in tight contact with.

The guide structure comprises a guide strip 1b with a long strip-shaped upper part of the pot handle 1 and a sliding groove 2b with a lower part of the pinch plate 2 matched with the guide strip 1b, and the guide strip 1b is embedded in the sliding groove 2 b.

The number of the guide strips 1b is two, the two guide strips 1b are symmetrically distributed on the upper parts of the pot lugs 1 at the two sides of the wedge block 2a, and the number of the sliding grooves 2b is the same as that of the guide strips 1b and the positions of the sliding grooves are in one-to-one correspondence.

The guide strip 1b and the pot handle 1 are of an integrated structure.

The elastic jacking component comprises a spring hole 3, a spring 4 and a ball 5, the spring hole 3 extends from the upper part of the guide strip 1b to the middle part of the pot handle 1, the spring 4 and the ball 5 are both positioned in the spring hole 3, and the ball 5 has the tendency of abutting against the buckle plate 2 under the elastic action of the spring 4.

The spring hole 3, the spring 4 and the ball 5 form an elastic pressing unit, and the two guide strips 1b are respectively provided with the elastic pressing units which are in one-to-one correspondence with the guide strips.

Buckle 2 and the coincidence of pot ear 1 upper portion and both borders looks parallel and level during initial condition, apply external force and contract for piece 2a and can break away from spread groove 1a after pressing buckle 2 down, buckle 2 can be smoothly translated along pot ear 1 under this state, stop applying external force and contract for piece 2a and can support and lean on at spread groove 1a lateral wall under the spring action of spring 4.

The upper part of the pinch plate 2 is provided with a concave push groove 2 b.

The buckle has two positions in the locked state:

Example two

The structure and principle of this embodiment are basically the same as those of the first embodiment, except that:

the concave positioning hole I6 and the concave positioning hole II 7 are formed in the chute 2a of the pinch plate 2, the positioning hole I6 and the positioning hole II 7 are arranged in the front and back direction along the length direction of the chute 2a, and the ball 5 can be embedded in the positioning hole I6 or the positioning hole II 7 after the pinch plate 2 moves, as shown in fig. 6 and 7.

That is to say, after the ball 5 is embedded into the first positioning hole 6 or the second positioning hole 7 under the elastic force of the spring, the moved buckle 2 can be positioned, and the buckle 2 is prevented from continuously sliding.

Meanwhile, when the ball 5 is embedded in the first positioning hole 6 or the second positioning hole 7 under the elastic force of the spring 4, a clicking sound is given, so that an operator can be effectively reminded that the buckle plate 2 is moved in place.

The pinch plate 2 is provided with two sliding grooves 2a, and a first positioning hole 6 and a second positioning hole 7 are formed in the two sliding grooves 2 a. Of course, the two beads 5 can be synchronously embedded in the corresponding first positioning hole 6 or the second positioning hole 7.

Simultaneously, the gib block 1a slope sets up, and buckle 2 can more stable lock on the pot cover after along gib block 1a slope removal. That is, a certain included angle is formed between the moving direction of the buckle 2 and the horizontal direction.

It can be seen that the opening and closing structure mainly depends on the ball embedded in the first or second positioning hole to realize the locking between the buckle plate and the pot ear. The inclined guide strip and the wedge block are matched with the connecting groove to form auxiliary locking.

Claims

1. The utility model provides a pot cover mechanism that opens and shuts of pressure cooker, this mechanism is including being used for the pot ear that links firmly with the pot body and the buckle of connection on the pot ear, its characterized in that, have between pot ear and the buckle and enable the buckle along the smooth and easy guide structure of translation of pot ear, pot ear upper portion still has recessed spread groove, the spread groove cross-section is isosceles trapezoid and spread groove upper end size is less than the lower extreme size, and above-mentioned buckle lower part has agrees with the piece and inlay in spread groove department with the spread groove assorted, still has elasticity roof pressure subassembly between above-mentioned pot ear and the buckle, and the piece has the trend with spread groove lateral wall in close contact with under the effect of elasticity roof pressure subassembly.

2. The lid opening and closing mechanism for pressure cookers of claim 1, wherein the guiding structure comprises a guiding strip with a strip shape on the upper part of the pot ears and a sliding groove with the lower part of the buckle plate matching with the guiding strip, the guiding strip is embedded in the sliding groove.

3. The lid opening and closing mechanism for pressure cookers of claim 2, wherein the number of the guide strips is two, the two guide strips are symmetrically distributed on the upper part of the pot ears at the two sides of the wedge, the number of the sliding grooves is the same as that of the guide strips, and the positions of the sliding grooves are in one-to-one correspondence.

4. The lid opening and closing mechanism of a pressure cooker as claimed in claim 3, wherein the guide strips and the ears are of an integral structure.

5. The lid opening and closing mechanism for pressure cookers as claimed in claim 4, wherein the resilient biasing member comprises a spring hole extending from the upper portion of the guide strip to the middle portion of the handle, a spring and a ball, both of which are located in the spring hole, the ball having a tendency to abut against the retaining plate under the resilient force of the spring.

6. The lid opening and closing mechanism for pressure cooker as claimed in claim 5, wherein said spring hole, spring and ball form an elastic pressing unit, and two guide strips each have an elastic pressing unit corresponding to each other.

7. The lid opening and closing mechanism for pressure cookers of claim 6, wherein the buckle plate is overlapped with the upper part of the pot ears and the edges of the buckle plate and the pot ears are flush with each other in an initial state, the wedge can be separated from the connecting groove after the buckle plate is pressed down by applying an external force, the buckle plate can smoothly translate along the pot ears in this state, and the wedge can abut against the side wall of the connecting groove under the action of the elastic force of the spring after the external force is stopped being applied.

8. The lid opening and closing mechanism for pressure cooker as claimed in claim 7, wherein said buckle plate has a concave push groove at its upper portion.