CN210582151U - Opening stopping assembly and cooking utensil with same - Google Patents

Abstract

The utility model provides an opening stopping component and a cooking appliance with the same, wherein the opening stopping component comprises a valve seat, the valve seat is provided with a first valve hole, and the side wall of the valve seat is provided with an air leakage hole; the valve core is provided with a second valve hole, the valve core can be arranged in the first valve hole of the valve seat in a floating mode, and the floating of the valve core can connect or disconnect an inlet of the first valve hole with or from the air release hole; the opening stopping structure can be arranged in the second valve hole of the valve core in a floating mode and can be sequentially located at an initial position, an opening stopping position and an exhaust position in the direction from the inlet of the first valve hole to the outlet of the first valve hole; under the condition that the opening stopping structure is positioned at the initial position and the opening stopping position, the valve core cuts off the inlet of the first valve hole from the air release hole; under the condition that the opening stopping structure is located at the exhaust position, the valve core avoids the air release hole so that the inlet of the first valve hole is communicated with the air release hole. This technical scheme can simplify cooking utensil's structure, reduces the assembly process.

Description

Opening stopping assembly and cooking utensil with same

Technical Field

The utility model relates to a cooking utensil technical field particularly, relates to an end and open subassembly and have its cooking utensil.

Background

In the existing electric pressure cooker, a valve for stopping opening, a pressure limiting valve and a safety valve are generally arranged on a cooker cover, wherein the valve for stopping opening is used for avoiding uncovering when pressure is generated in the cooker, the pressure limiting valve is mainly used for controlling the pressure in the electric pressure cooker, the pressure limiting valve is used for exhausting when the pressure in the cooker exceeds a set value, and the safety valve is used for exhausting and releasing pressure after the pressure in the cooker exceeds working pressure when an exhaust valve fails so as to prevent the electric pressure cooker from being damaged due to overhigh pressure. Because the valve and the relief valve are set independently, the number of parts and assembly processes is large.

SUMMERY OF THE UTILITY MODEL

The utility model provides an end and open subassembly and have its cooking utensil to solve the many problems of cooking utensil assembly process among the prior art.

In order to solve the above problem, according to the utility model discloses an aspect, the utility model provides a stop subassembly, include: the valve seat is provided with a first valve hole, and the side wall of the valve seat is provided with an air leakage hole; the valve core is provided with a second valve hole, the valve core can be arranged in the first valve hole of the valve seat in a floating mode, and the floating of the valve core can connect or disconnect an inlet of the first valve hole with or from the air release hole; the opening stopping structure can be arranged in the second valve hole of the valve core in a floating mode and can be sequentially located at an initial position, an opening stopping position and an exhaust position in the direction from the inlet of the first valve hole to the outlet of the first valve hole; under the condition that the opening stopping structure is positioned at the initial position and the opening stopping position, the valve core cuts off the inlet of the first valve hole from the air release hole; under the condition that the opening stopping structure is located at the exhaust position, the valve core avoids the air release hole so that the inlet of the first valve hole is communicated with the air release hole.

By applying the technical scheme of the utility model, the valve seat, the valve core and the opening stopping structure are arranged in the opening stopping component, and the valve core can be arranged in the valve seat in a floating way, so that the inlet of the first valve hole of the valve seat can be communicated or disconnected with the air leakage hole, and the air can be exhausted outwards through the air leakage hole when the inlet is communicated, thereby realizing the function of a safety valve; the valve core is provided with an opening stopping structure, and the opening stopping structure is arranged in the valve core in a penetrating mode in a floating mode. The scheme integrates the functions of the safety valve and the valve stopping valve, simplifies the number of parts, reduces the assembly procedures and can reduce the manufacturing cost of the cooking utensil.

Further, the spool includes: the opening stopping structure is arranged in the cylinder in a penetrating way; the annular sealing ring is arranged between the outer wall of the cylinder and the inner wall of the valve seat; the open stopping structure is located below the air leakage hole under the condition that the open stopping structure is located at the initial position and the open stopping position, and the annular sealing ring is located above the air leakage hole under the condition that the open stopping structure is located at the exhaust position. Therefore, the annular sealing ring can play a sealing role, and the on-off state of the inlet of the first valve hole and the air release hole can be adjusted through the position change of the annular sealing ring.

Furthermore, the opening stopping structure comprises a first cylinder and a second cylinder which are connected with each other, wherein the radial size of the first cylinder is larger than that of the second cylinder, the second cylinder is arranged in the valve core in a penetrating mode, and the first cylinder is located below the valve core; when the opening stop structure is located at the initial position, a gap is formed between the first cylinder and the valve core, and when the opening stop structure is located at the opening stop position, the first cylinder is abutted to the valve core. Through first cylinder and case butt, can carry on spacingly to the structure of opening stopping to the first cylinder of accessible drives the case and removes.

Further, the first cylinder is made of rubber materials, and the opening of the lower portion of the valve core is blocked by the first cylinder and the second cylinder under the condition that the opening stopping structure is located at the opening stopping position. Thus, the sealing performance of the opening stopping assembly can be improved, and air leakage can be prevented.

Furthermore, the opening stopping structure further comprises a third cylinder connected with the second cylinder, the third cylinder is located above the second cylinder, the radial size of the third cylinder is larger than that of the second cylinder, a first limiting step is arranged on the inner wall of the valve core, and the third cylinder is abutted to the first limiting step when the opening stopping structure is located at the initial position. The third column body is abutted against the first limiting step, so that the downward movement position of the opening stopping structure can be limited.

Further, the opening stop assembly further comprises: and the elastic piece is arranged between the valve seat and the valve core. When the pressure in the cooker exceeds the safety value, the air pressure can overcome the elastic force of the elastic element to move the valve core, so as to exhaust.

Furthermore, the elastic part is a spring, the spring is sleeved on the valve core, the upper part of the inner wall of the valve seat is provided with a second limiting step, the lower part of the outer wall of the valve core is provided with a third limiting step, and two ends of the spring are respectively abutted against the second limiting step and the third limiting step. Therefore, the two ends of the spring can be limited through the matching of the second limiting step and the third limiting step.

Furthermore, the lower part of the inner wall of the valve seat is provided with a fourth limiting step, and the fourth limiting step is used for limiting and matching with the lower part of the valve core. Therefore, the valve core can be prevented from being separated from the valve seat through the matching of the fourth limiting step and the lower part of the valve core.

According to the utility model discloses an on the other hand provides a cooking utensil, including the pot cover, cooking utensil still includes the above-mentioned subassembly that ends that provides, ends the disk seat in the subassembly and is connected with the pot cover, and the disappointing hole of disk seat communicates with the outside of pot cover.

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 is a schematic view of an open stop assembly provided in accordance with an embodiment of the present invention in one state;

FIG. 2 shows an exploded view of the open stop assembly of FIG. 1;

FIG. 3 shows a schematic view of the open stop assembly of FIG. 1 in another state;

FIG. 4 shows a schematic view of the open stop assembly of FIG. 1 in yet another state;

fig. 5 is an assembly view of the bottom assembly and the lid of the cooking device according to the second embodiment of the present invention.

Wherein the figures include the following reference numerals:

10. a valve seat; 11. an air release hole; 12. a second limit step; 13. a fourth limit step; 20. a valve core; 21. a barrel; 22. an annular seal ring; 23. a first limit step; 24. a third limiting step; 30. an open-stop structure; 31. a first column; 32. a second cylinder; 33. a third column; 40. an elastic member; 50. and (4) a pot cover.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only some embodiments of the invention, and 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 in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1 to 4, a first embodiment of the present invention provides a stop assembly, including: a valve seat 10, wherein the valve seat 10 is provided with a first valve hole, and the side wall of the valve seat 10 is provided with a gas release hole 11; a valve core 20, the valve core 20 having a second valve hole, the valve core 20 being floatably inserted into the first valve hole of the valve seat 10, the floating of the valve core 20 being capable of connecting or disconnecting the inlet of the first valve hole with the air release hole 11; an opening stop structure 30 which is floatably inserted into the second valve hole of the valve core 20, and the opening stop structure 30 can be sequentially positioned at an initial position, an opening stop position and an exhaust position in a direction from an inlet of the first valve hole to an outlet of the first valve hole; when the opening stop structure 30 is located at the initial position and the opening stop position, the valve core 20 disconnects the inlet of the first valve hole from the air release hole 11; with the opening stop structure 30 located at the exhaust position, the valve spool 20 escapes from the relief hole 11 to communicate the inlet of the first valve hole with the relief hole 11.

By applying the technical scheme of the embodiment, the valve seat 10, the valve core 20 and the opening stopping structure 30 are arranged in the opening stopping assembly, and the valve core 20 is arranged in the valve seat 10 in a floating way, so that the inlet of the first valve hole of the valve seat 10 can be communicated or disconnected with the air release hole 11, and when the inlet is communicated, air can be exhausted outwards through the air release hole 11, and the function of a safety valve can be realized; since the opening prevention structure 30 is inserted into the valve body 20 in a floating manner, the opening prevention function can be realized by switching the position of the opening prevention structure 30. The scheme integrates the functions of the safety valve and the valve stopping valve, simplifies the number of parts, reduces the assembly procedures and can reduce the manufacturing cost of the cooking utensil. As shown in fig. 1, the inlet of the first valve hole is located at the lower end of the valve seat 10, and the outlet of the first valve hole is located at the upper end of the valve seat 10.

In the present embodiment, the valve core 20 may be floated by the pressure of the gas to the valve core 20, thereby communicating the inlet of the first valve hole with the relief hole 11. It is also possible that the valve core 20 is driven to float by the open stop structure 30 to communicate the inlet of the first valve hole with the air release hole 11 in the process that the open stop structure 30 floats from the open stop position to the exhaust position.

In the present embodiment, the spool 20 includes: the cylinder 21 is provided with the opening stopping structure 30 penetrating through the cylinder 21; and an annular sealing ring 22 arranged between the outer wall of the cylinder 21 and the inner wall of the valve seat 10. As shown in fig. 1 and 3, in the case that the opening stop structure 30 is located at the initial position and the opening stop position, the annular sealing ring 22 is located below the air release hole 11, and at this time, the annular sealing ring 22 cuts off the inlet of the first valve hole from the air release hole 11, and exhaust through the air release hole 11 is not possible. As shown in fig. 4, when the opening stop structure 30 is located at the air discharge position, the annular sealing ring 22 is located above the air discharge hole 11, at this time, the annular sealing ring 22 escapes from the air discharge hole 11, and the inlet of the first valve hole communicates with the air discharge hole 11, so that air can be discharged through the air discharge hole 11.

In the present embodiment, the opening stop structure 30 includes a first cylinder 31 and a second cylinder 32 connected to each other, a radial dimension of the first cylinder 31 is greater than a radial dimension of the second cylinder 32, wherein the second cylinder 32 is inserted into the valve core 20, and the first cylinder 31 is located below the valve core 20; when the open prevention structure 30 is located at the initial position, a gap is formed between the first column 31 and the bottom surface of the valve body 20, and when the open prevention structure 30 is located at the open prevention position, the first column 31 abuts against the bottom surface of the valve body 20. The first cylinder 31 abuts against the valve core 20, so that the open stop structure 30 can be limited, and the valve core 20 can be driven to move by the first cylinder 31.

Further, the first cylinder 31 is made of a rubber material, and the opening of the lower portion of the valve body 20 is blocked by the first cylinder 31 and the second cylinder 32 when the opening stop structure 30 is located at the opening stop position. Thus, the sealing performance of the opening stopping assembly can be improved, and air leakage can be prevented.

As shown in fig. 2, the open-stop structure 30 further includes a third column 33 connected to the second column 32, the third column 33 is located above the second column 32, the radial dimension of the third column 33 is larger than that of the second column 32, the inner wall of the valve core 20 has a first limit step 23, and when the open-stop structure 30 is located at the initial position, the third column 33 abuts against the first limit step 23. The third column 33 abuts against the first stopper step 23, and the position of the downward movement of the open stopper 30 can be stopped.

In this embodiment, the opening stop assembly further comprises: and an elastic member 40 disposed between the valve seat 10 and the valve core 20. Specifically, the elastic member 40 may be provided between an inner wall of the valve element 20 in the axial direction and an inner wall of the valve seat 10 in the axial direction, or between a bottom wall of the valve element 20 in the axial direction and a bottom wall of the valve seat 10 in the axial direction. The elastic member 40 may serve to maintain the valve spool 20 at a position to disconnect the inlet of the first valve hole from the relief hole 11. The valve core 20 is maintained at a position for disconnecting the inlet of the first valve hole from the air release hole 11 by the elastic member 40 when the pressure in the cooker does not exceed the safety value, and the air pressure can overcome the elastic force of the elastic member 40 to move the valve core 20 to perform the air discharge when the pressure in the cooker exceeds the safety value.

Specifically, the elastic member 40 is a spring, the spring is sleeved on the valve core 20, the upper portion of the inner wall of the valve seat 10 is provided with a second limit step 12, the lower portion of the outer wall of the valve core 20 is provided with a third limit step 24, and two ends of the spring are respectively abutted against the second limit step 12 and the third limit step 24. So that the two ends of the spring can be limited by the matching of the second limiting step 12 and the third limiting step 24.

Further, the lower portion of the inner wall of the valve seat 10 has a fourth limit step 13, and the fourth limit step 13 is used for limit-fitting with the lower portion of the valve core 20, so that the valve core 20 can be prevented from being removed from the valve seat 10 by fitting the fourth limit step 13 with the lower portion of the valve core 20.

In the present embodiment, the spool 20 includes: the cylinder 21 is provided with the opening stopping structure 30 penetrating through the cylinder 21; an annular sealing ring 22 arranged between the outer wall of the cylinder 21 and the inner wall of the valve seat 10; when the opening stop structure 30 is located at the initial position and the opening stop position, the annular sealing ring 22 is located below the air release hole 11, and when the opening stop structure 30 is located at the exhaust position, the annular sealing ring 22 is located above the air release hole 11; the opening stopping structure 30 comprises a first cylinder 31 and a second cylinder 32 which are connected with each other, wherein the radial dimension of the first cylinder 31 is larger than that of the second cylinder 32, the second cylinder 32 is arranged in the valve core 20 in a penetrating way, and the first cylinder 31 is positioned below the valve core 20; when the open stop structure 30 is located at the initial position, a gap is formed between the first cylinder 31 and the valve element 20, and when the open stop structure 30 is located at the open stop position, the first cylinder 31 is abutted against the valve element 20; the first cylinder 31 is made of rubber material, and when the open-stopping structure 30 is located at the open-stopping position, the first cylinder 31 and the second cylinder 32 block the opening at the lower part of the valve core 20; the opening stopping structure 30 further comprises a third cylinder 33 connected with the second cylinder 32, the third cylinder 33 is located above the second cylinder 32, the radial dimension of the third cylinder 33 is larger than that of the second cylinder 32, the inner wall of the valve core 20 is provided with a first limit step 23, and the third cylinder 33 is abutted against the first limit step 23 when the opening stopping structure 30 is located at the initial position; the opening stop assembly further comprises: an elastic member 40 disposed between the valve seat 10 and the valve spool 20, the elastic member 40 for maintaining the valve spool 20 at a position for disconnecting the inlet of the first valve hole from the relief hole 11; the elastic part 40 is a spring, the spring is sleeved on the valve core 20, the upper part of the inner wall of the valve seat 10 is provided with a second limit step 12, the lower part of the outer wall of the valve core 20 is provided with a third limit step 24, and two ends of the spring are respectively abutted against the second limit step 12 and the third limit step 24; the lower part of the inner wall of the valve seat 10 is provided with a fourth limit step 13, and the fourth limit step 13 is used for limiting and matching with the lower part of the valve core 20.

Another embodiment of the utility model provides a cooking utensil, including pot cover 50, cooking utensil still includes the above-mentioned subassembly of stopping opening that provides, as shown in fig. 5, stops the disk seat 10 in the subassembly and is connected with pot cover 50, and the disappointing hole 11 of disk seat 10 communicates with the outside of pot cover 50. By adopting the technical scheme of the embodiment, the functions of the safety valve and the valve stopping valve can be combined into a whole, the number of parts is simplified, the assembling procedures are reduced, and the manufacturing cost of the cooking utensil can be reduced. In this embodiment, the cooking appliance may be an electric pressure cooker.

Specifically, when in use, the valve seat 10 can be riveted on the pot cover 50, the opening stopping structure 30 passes through the valve core 20, the valve core 20 is arranged in the valve seat 10, when the pot body is not inflated or heated, the opening stopping structure 30 is in a drooping state under the influence of gravity or the elastic force of the elastic element 40, and the opening stopping structure 30 is in an opening stopping position due to no air pressure, and the state is shown in fig. 1; when the cooker body is normally heated or inflated, the cooker body is filled with air pressure, the opening stopping structure 30 floats upwards and is positioned at the opening stopping position, but the valve core 20 does not reach the floating condition, and the state is shown in figure 3; when the cooker body can not normally exhaust due to reasons and the pressure is higher to reach or exceed the safe pressure, the valve core 20 and the opening stopping structure 30 float upwards, wherein the valve core 20 overcomes the elastic force of the elastic element 40 to float upwards to the state shown in fig. 4 under the action of the acting force of the opening stopping structure 30 or the pressure of gas, and the gas pressure in the cooker body can exhaust through the air leakage hole 11 shown in fig. 2 to play a role in protection.

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 (10)

1. An anti-wind-off assembly, comprising:

the valve seat (10), the valve seat (10) has the first valve hole, have the relief vent (11) on the sidewall of the valve seat (10);

the valve core (20) is provided with a second valve hole, the valve core (20) is arranged in a first valve hole of the valve seat (10) in a floating mode, and the floating of the valve core (20) can connect or disconnect the inlet of the first valve hole with or from the air release hole (11);

an opening prevention structure (30) which is movably inserted into the second valve hole of the valve core (20), wherein the opening prevention structure (30) can be sequentially positioned at an initial position, an opening prevention position and an exhaust position in the direction from the inlet of the first valve hole to the outlet of the first valve hole; when the opening stopping structure (30) is located at the initial position and the opening stopping position, the valve core (20) cuts off the inlet of the first valve hole from the air release hole (11);

under the condition that the opening stopping structure (30) is located at the exhaust position, the valve core (20) avoids the air release hole (11) so that the inlet of the first valve hole is communicated with the air release hole (11).

2. The opening stop assembly according to claim 1, wherein the spool (20) comprises:

the opening stopping structure (30) is arranged in the cylinder body (21) in a penetrating mode;

an annular sealing ring (22) arranged between the outer wall of the cylinder (21) and the inner wall of the valve seat (10);

stop opening structure (30) and be located initial position with under the condition of stopping opening the position, ring packing (22) are located the below of disappointing hole (11), stop opening structure (30) and be located under the condition of exhaust position, ring packing (22) are located the top of disappointing hole (11).

3. The opening stop assembly of claim 1,

the opening stopping structure (30) comprises a first cylinder (31) and a second cylinder (32) which are connected with each other, the radial dimension of the first cylinder (31) is larger than that of the second cylinder (32), the second cylinder (32) penetrates through the valve core (20), and the first cylinder (31) is located below the valve core (20);

when the opening stop structure (30) is located at the initial position, a gap is formed between the first cylinder (31) and the valve element (20), and when the opening stop structure (30) is located at the opening stop position, the first cylinder (31) is abutted against the valve element (20).

4. An anti-opening assembly according to claim 3, characterized in that said first cylinder (31) is made of rubber material, and in the condition of said anti-opening structure (30) in said anti-opening position, said first cylinder (31) and said second cylinder (32) block the opening of the lower part of said cartridge (20).

5. An anti-opening assembly according to claim 3, characterized in that the anti-opening structure (30) further comprises a third cylinder (33) connected to the second cylinder (32), the third cylinder (33) being located above the second cylinder (32), the third cylinder (33) having a radial dimension greater than that of the second cylinder (32), the spool (20) having a first limit step (23) on its inner wall, the third cylinder (33) abutting the first limit step (23) with the anti-opening structure (30) in the initial position.

6. The anti-unscrewing assembly as defined in any one of claims 1-5, further comprising:

an elastic member (40) disposed between the valve seat (10) and the valve element (20).

7. The stop assembly according to claim 6, wherein the elastic member (40) is a spring, the spring is sleeved on the valve core (20), the upper portion of the inner wall of the valve seat (10) is provided with a second limit step (12), the lower portion of the outer wall of the valve core (20) is provided with a third limit step (24), and two ends of the spring are respectively abutted with the second limit step (12) and the third limit step (24).

8. Stop assembly according to claim 6, characterized in that the lower part of the inner wall of the valve seat (10) has a fourth limit step (13), the fourth limit step (13) being intended to limit-cooperate with the lower part of the valve cartridge (20).

9. The opening stop assembly of claim 1,

the valve element (20) includes: the opening stopping structure (30) is arranged in the cylinder body (21) in a penetrating mode; an annular sealing ring (22) arranged between the outer wall of the cylinder (21) and the inner wall of the valve seat (10); the annular sealing ring (22) is positioned below the air release hole (11) when the open-stop structure (30) is positioned at the initial position and the open-stop position, and the annular sealing ring (22) is positioned above the air release hole (11) when the open-stop structure (30) is positioned at the exhaust position;

the opening stopping structure (30) comprises a first cylinder (31) and a second cylinder (32) which are connected with each other, the radial dimension of the first cylinder (31) is larger than that of the second cylinder (32), the second cylinder (32) penetrates through the valve core (20), and the first cylinder (31) is located below the valve core (20); when the opening stop structure (30) is located at the initial position, a gap is formed between the first cylinder (31) and the valve core (20), and when the opening stop structure (30) is located at the opening stop position, the first cylinder (31) is abutted to the valve core (20);

the first cylinder (31) is made of rubber materials, and the opening of the lower part of the valve core (20) is blocked by the first cylinder (31) and the second cylinder (32) under the condition that the opening stopping structure (30) is positioned at the opening stopping position;

the opening stopping structure (30) further comprises a third cylinder (33) connected with the second cylinder (32), the third cylinder (33) is positioned above the second cylinder (32), the radial dimension of the third cylinder (33) is larger than that of the second cylinder (32), a first limit step (23) is arranged on the inner wall of the valve core (20), and the third cylinder (33) is abutted against the first limit step (23) under the condition that the opening stopping structure (30) is positioned at the initial position;

the opening stop assembly further comprises: an elastic member (40) disposed between the valve seat (10) and the valve element (20);

the elastic piece (40) is a spring, the spring is sleeved on the valve core (20), the upper part of the inner wall of the valve seat (10) is provided with a second limiting step (12), the lower part of the outer wall of the valve core (20) is provided with a third limiting step (24), and two ends of the spring are respectively abutted against the second limiting step (12) and the third limiting step (24);

the lower part of the inner wall of the valve seat (10) is provided with a fourth limiting step (13), and the fourth limiting step (13) is used for limiting and matching with the lower part of the valve core (20).

10. A cooking appliance comprising a lid (50), characterized in that it further comprises a stop assembly according to any one of claims 1 to 9, wherein a valve seat (10) of said stop assembly is connected to said lid (50), and wherein a venting hole (11) of said valve seat (10) communicates with the outside of said lid (50).

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