CN206867088U

CN206867088U - Pressure cooker exhaust apparatus and have its pressure cooker

Info

Publication number: CN206867088U
Application number: CN201720093673.5U
Authority: CN
Inventors: 陈志聪; 张培德; 黄忠平; 赖达英; 柏长升; 马日春; 王俊; 符星珂; 刘玉婷
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2017-01-23
Filing date: 2017-01-23
Publication date: 2018-01-12
Anticipated expiration: 2027-01-23

Abstract

The utility model provides a pressure cooker exhaust apparatus, wherein, pressure cooker exhaust apparatus includes: the air exhaust assembly comprises a push plate connecting rod and a floater, and the push plate connecting rod is used for limiting the floater to rise; and the control component is used for controlling the push plate connecting rod to move between the position for limiting the floater and the position for avoiding the floater. Above-mentioned pressure cooker exhaust apparatus, control assembly control exhaust assembly's push pedal connecting rod removes, can make the push pedal connecting rod remove between restriction float position and dodge the float position, and when the push pedal connecting rod was in restriction float position, the float can not float under the pressure effect in the pressure cooker and blockked up the exhaust passage at float place, makes the pressure cooker continuously exhaust through this exhaust passage, reaches and to have the non-pressure culinary art effect. The pressure cooker exhaust device of the utility model has simple structure and low manufacturing cost.

Description

Pressure cooker exhaust apparatus and have its pressure cooker

Technical Field

The utility model relates to a kitchen utensil technical field especially relates to a pressure cooker exhaust apparatus and have its pressure cooker.

Background

Pressure cookers in the market at present are basically in a pressure cooking mode, easily cooked and easily rotten food is easily cooked too much, and compared with a rice cooker, the problems of poor cooking effect such as dull color and luster, poor taste and the like are easily caused. Although the traditional electromagnetic valve is adopted for exhausting and decompressing to achieve the non-pressure cooking effect, the electromagnetic valve is adopted for exhausting and decompressing to enable the pressure cooker to be complex in structure and high in cost.

SUMMERY OF THE UTILITY MODEL

Therefore, it is necessary to provide a pressure cooker exhaust device and a pressure cooker having the same, aiming at the problem that the structure of the pressure cooker adopting the electromagnetic valve for exhausting and relieving pressure is complex.

The utility model provides a pressure cooker exhaust apparatus, wherein, include:

the air exhaust assembly comprises a push plate connecting rod and a floater, wherein the push plate connecting rod is provided with a first station and a second station which limit and allow the floater to move to a position for closing an air exhaust channel of the pressure cooker; and the number of the first and second groups,

and the control component is used for controlling the push plate connecting rod to move between the first station and the second station.

In one embodiment, the control assembly comprises:

the lever element comprises a first force arm and a second force arm, and the second force arm is abutted or partially overlapped with the push plate connecting rod on the horizontal projection;

the exhaust key is used for pressing the first force arm to enable the second force arm to tilt; and the number of the first and second groups,

the connecting rod resets for right the push pedal connecting rod applys the effort that removes to lever element direction, works as the second effort arm sticks up and presses when on the push pedal connecting rod, the push pedal connecting rod is in first station, works as the second effort arm with do not have interact power or butt between push pedal connecting rod (210) during the tip of push pedal connecting rod, the push pedal connecting rod is in the second station.

In one embodiment, the end of the push plate link is above the second force arm when there is no interaction between the second force arm and the push plate link (210).

In one embodiment, a position of the end surface of the second force arm opposite to the push plate connecting rod is provided with a limit groove matched with the push plate connecting rod.

In one embodiment, the bottom of the limiting groove inclines towards the push plate connecting rod.

In one embodiment, the lever element is movably mounted in the pressure cooker;

the control assembly further comprises:

the reset key is used for pressing the first force arm to enable the lever element to move towards the direction far away from the push plate connecting rod; and the number of the first and second groups,

and the lever resetting piece is used for applying acting force to the lever element to move towards the direction of the push plate connecting rod.

In one embodiment, the lever element is provided with a rotating shaft between the first force arm and the second force arm, the rotating shaft is movably arranged in a guide rail of the pressure cooker, and the length of the guide rail is larger than the diameter of the rotating shaft.

In one embodiment, the lever element is provided with a guide groove between the first force arm and the second force arm, the guide groove is mounted on a guide shaft of the pressure cooker, and the length of the guide groove is greater than the diameter of the guide shaft.

In one embodiment, the first force arm is an inclined surface relative to a reset contact surface of the reset key, and the reset contact surface enables the pressing force of the reset key to generate a component force in a direction away from the push plate connecting rod.

In one embodiment, the reset key comprises a reset ejector rod, the reset ejector rod is contacted with the reset contact surface when the reset key is pressed, and an ejector rod inclined surface matched with the reset contact surface is arranged at the contact position of the reset ejector rod and the reset contact surface.

In one embodiment, the lever element is provided with a reset piece connecting part, one end of the lever reset piece is connected to the reset piece connecting part, and the other end of the lever reset piece is connected to the pressure cooker.

In one embodiment, the reset connection comprises a flange or a groove disposed on the second moment arm and inclined to the direction of the first moment arm;

the lever reset piece is an elastic piece, one end of the lever reset piece is sleeved on the flange or is arranged in the groove, and the other end of the lever reset piece is connected to the pressure cooker.

In one embodiment, the push plate connecting rod is provided with a through hole,

when the push plate connecting rod is positioned at a second station, the through hole is opposite to the floater, and the floater is allowed to move to a position for closing the exhaust channel of the pressure cooker;

when the push plate connecting rod is positioned at the first station, the through hole is staggered with the position of the floater, and the floater is limited to move to the position for closing the exhaust channel of the pressure cooker.

In one embodiment, the push plate link includes a first lever arm having a first end positioned below the second force arm and supporting the second force arm when the push plate link is in the first position, the first lever arm being coupled to the link return.

In one embodiment, the push plate link comprises a first lever arm and a second lever arm, the first lever arm being directly or indirectly connected to the second lever arm, the second lever arm having a contact portion capable of contacting a pressure cooker tooth (330);

when the push plate connecting rod is positioned at a first station, the first end of the first lever arm is positioned below the second force arm and supports the second force arm, the pressure cooker cover is rotated, the contact part is contacted with the cooker teeth to push the push plate connecting rod to move in the direction far away from the lever element, and the second prosperity is moved downwards after falling from the first end of the first lever arm.

In one embodiment, the contact portion protrudes from the second lever arm.

The utility model also provides a pressure cooker, wherein, pressure cooker includes as above pressure cooker exhaust apparatus.

In one embodiment, the pressure cooker air exhausting device is arranged on a cooker cover of the pressure cooker, and a guide rail is arranged on the cooker cover of the pressure cooker and used for accommodating a rotating shaft of a lever element of the pressure cooker air exhausting device.

In one embodiment, the pressure cooker exhaust device is arranged on a cooker cover of the pressure cooker, and a guide shaft is arranged on the cooker cover of the pressure cooker and is embedded or penetrated in a guide groove of the pressure cooker exhaust device.

In one embodiment, the pressure cooker exhaust device is arranged on a cooker cover of the pressure cooker, a guide groove is formed in the cooker cover of the pressure cooker, and the push plate connecting rod moves between the first station and the second station through the guide groove.

According to the pressure cooker exhaust device, the control assembly controls the push plate connecting rod of the exhaust assembly to move, the push plate connecting rod can move between the first station limiting the float to move to the position of the closed pressure cooker exhaust channel and the second station allowing the float to move to the position of the closed pressure cooker exhaust channel, when the push plate connecting rod is located at the first station, the float cannot float under the pressure effect in the pressure cooker to block the pressure cooker exhaust channel, the pressure cooker can continuously exhaust through the exhaust channel, and the non-pressure cooking effect can be achieved. The pressure cooker exhaust device of the utility model has simple structure and low manufacturing cost.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

FIG. 1 is a schematic view of a push plate connecting rod of the exhaust device of the pressure cooker in a state of avoiding a float;

FIG. 2 is a schematic view showing a state in which a push plate connecting rod of the exhaust device of the pressure cooker is in a state of restricting the position of a float;

FIG. 3 is a schematic view of the exhaust button and the reset button of the exhaust device of the pressure cooker of the present invention;

FIG. 4 is a schematic structural view of a lever element of the exhaust device of the pressure cooker of the present invention;

FIG. 5 is a schematic diagram showing the relative positions of the exhaust button, the reset button and the lever element of the exhaust device of the pressure cooker of the present invention;

FIG. 6 is a schematic view of the cover of the pressure cooker of the present invention;

fig. 7 is a bottom view of a lid of the pressure cooker shown in fig. 6;

FIG. 8 is an enlarged view of the lever member of FIG. 7;

FIG. 9 is a schematic view of the structure of the pressure cooker (without the cover) of the present invention;

FIG. 10 is a schematic view of the pressure cooker (with the cover removed) with the cover opened by rotation;

wherein,

100-a control component;

110-a lever element; 111-a rotating shaft; 112-a first moment arm; 113-a second moment arm; 114-a limiting groove; 115-a reset member connection; 116-a reset contact surface; 117-a reset boss;

120-exhaust button; 121-a venting press; 122-exhaust top column;

130-link reset;

140-reset button; 141-a reset pressing part; 142-a reset mandril; 143-resetting the top pillar; 144-a key reset;

150-a lever reset;

200-an exhaust assembly; 210-a push plate link; 211-a through hole; 220-a float; 221-an exhaust channel;

300-pot cover; 310-reinforcing ribs; 311-a guide rail; 320-a guide groove; 330-pot teeth.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the following embodiments are described in detail with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1 to 10, an embodiment of an exhaust device for a pressure cooker of the present invention is shown: including exhaust assembly 200 and control assembly 100.

Wherein the vent assembly 200 includes a push plate link 210 and a float 220, the push plate link 210 having a first station and a second station that limit and allow movement of the float 220 to a position that closes the vent path of the pressure cooker. Wherein, the push plate connecting rod 210 limits the float 220 to move to the position for closing the vent channel of the pressure cooker as a first station, and the push plate connecting rod 210 allows the float 220 to move to the position for closing the vent channel of the pressure cooker as a second station.

The float 220 can cooperate with the exhaust passage 221 of the pressure cooker, when the pressure in the pressure cooker is less than a certain value, the pressure is not enough to jack the float 220, and the gas in the pressure cooker is exhausted through the exhaust passage 221; when the pressure in the pressure cooker is greater than a certain value, the pressure in the pressure cooker overcomes the gravity of the float 220 to lift up the float 220, thereby sealing the exhaust passage 221. In the present application, by using the push plate connecting rod 210, when the pressure in the pressure cooker is greater than a certain value, the float 220 can be restricted from rising by making the push plate connecting rod 210 at the first station, so that the air can be continuously discharged through the air discharge passage 221, thereby providing a non-pressure cooking mode for the pressure cooker.

The control assembly 100 includes a lever element 110, an exhaust button 120, a reset button 140, a lever reset 150, and a link reset 130. The control assembly 100 is configured to control the movement of the push plate link 210 between the first and second stations. Namely, the operation mode of the pressure cooker can be switched between the following two operation modes by controlling the relative positions of the push plate connecting rod 210 and the float 220.

Pressureless cooking mode-pressureless cooking mode in which the float 220 is restricted from moving to a position closing the pressure cooker vent passage with the push plate link 210 in the first station, and the vent is continued with the vent passage 221 fitted to the float 220.

Pressure cooking mode-pressure cooking mode in which the push plate link 210 is in the second position, allowing the float 220 to move to a position closing the pressure cooker vent passage, so that the float 220 can be normally raised by the pressure in the pressure cooker, and the vent passage 221 is sealed by the float 220.

The control assembly 100 controls the push plate connecting rod 210 of the exhaust assembly 200 to move, so that the push plate connecting rod 210 can move between a first station and a second station, when the push plate connecting rod 210 is positioned at the first station, the floater 220 cannot move towards a position for closing the exhaust channel of the pressure cooker under the action of the pressure in the pressure cooker, so that the pressure cooker can continuously exhaust through the exhaust channel 221, and the non-pressure cooking effect is achieved.

The utility model discloses a pressure cooker exhaust apparatus simple structure is reliable, and production assembly efficiency improves, and the cost is lower.

In the embodiment of the present invention, the push plate connecting rod 210 is provided with a through hole 211, the size of the through hole 211 matches with the size of the float 220, the push plate connecting rod 210 utilizes the through hole 211 to avoid the float 220, when the push plate connecting rod 210 is at the first station, the through hole 211 moves along with the push plate connecting rod 210 to be staggered with the position of the float 220, the float 220 is not lifted smoothly through the through hole 211, the push plate connecting rod 210 presses the float 220, and the float 220 is limited from moving to the position of the exhaust channel of the pressure cooker under the pressure action in the pressure cooker; when the push plate connecting rod 210 is in the second station, the through hole 211 moves along with the push plate connecting rod 210 to a position corresponding to the position of the floater 220, so that the floater 220 is allowed to rise smoothly through the through hole 211, and the push plate connecting rod 210 avoids the floater 220 and allows the floater 220 to move towards a position for closing the exhaust channel of the pressure cooker under the pressure action in the pressure cooker.

In other embodiments, the push plate link 210 can be configured to avoid the float 220 in other manners, for example, the push plate link 210 is provided with a limiting portion. When the push plate connecting rod 210 is positioned at the first station, the limiting part is positioned above the position of the floater 220 and limits the floater to move to the position for closing the exhaust channel of the pressure cooker; when the push plate link 210 is in the second position, the restriction portion is clear of the float 220 above its position, allowing the float 220 to move toward a position closing the pressure cooker vent passage. The limiting portion may be independently disposed on the push plate connecting rod 210, or may be a part of the push plate connecting rod 210, and specifically, the structure and the position of the limiting portion may be changed correspondingly according to the structure of other components of the exhaust apparatus, which is not described herein again.

In the embodiment of the present invention, the control assembly 100 is provided with a lever element 110, an exhaust button 120, and a link reset 130. The lever element 110 has two arms, wherein the two arms are a first arm 112 and a second arm 113. The exhaust button 120 is used for pressing the first force arm 112 to tilt the second force arm 113. The link reset 130 is adapted to apply a force to the push plate link 210 that moves in the direction of the lever element 110.

The utility model discloses an optional embodiment of pressure cooker exhaust apparatus is: the second arm 113 abuts or partially coincides with the push plate link 210 in horizontal projection. The connecting rod resetting piece 130 acts on the push plate connecting rod 210 to enable one end of the push plate connecting rod 210 to be abutted against the second force arm 113, and the connecting rod resetting piece 130 and the second force arm 113 jointly enable the push plate connecting rod 210 to be stressed in a balanced mode to enable the push plate connecting rod to be located at a second station; when the first force arm 112 is pressed to tilt the second force arm 113, the push plate connecting rod 210 moves towards the lever element 110 under the action of the connecting rod resetting piece 130, the through hole 211 on the push plate connecting rod 220 is staggered with the position of the floater 220, and the floater 220 is limited to move towards the position for closing the exhaust channel of the pressure cooker under the action of the pressure in the pressure cooker; when the force applied to the first force arm 112 is removed, the push plate link 210 is positioned below the second force arm 113 and supports the second force arm 113, with the push plate link 210 in the first position.

With continued reference to FIG. 1, when the exhaust button 120 is not pressed, the link resetting member 130 applies a force to the push plate link 210 that moves in a direction toward the lever element 110. When the second arm 113 of the lever element 110 is not tilted, the second arm 113 is positioned in the path of movement of the push plate link 210 such that the end of the push plate link 210 abuts the second arm 113 and the push plate link 210 is in the second position. At this time, the through hole 211 corresponds to the position of the float 220, allowing the float 220 to move to a position closing the discharge passage of the pressure cooker, the float 220 can be normally lifted by the pressure inside the pressure cooker, and the pressure cooker can be put into a high pressure cooking mode.

With continued reference to fig. 2, when the venting button 120 is pressed, the pressure cooker can enter the pressureless cooking mode from the high-pressure cooking mode. Specifically, the second force arm 113 tilts under the action of the exhaust button 120, the push plate link 210 moves towards the lever element 110 under the action of the link resetting member 130, the end of the push plate link 210 is located below the second force arm 113, and the push plate link 210 is located at the first station. At this time, on the one hand, the through hole 211 is misaligned with the float 220 to restrict the float 220 from moving to a position closing the exhaust passage of the pressure cooker, so that the float 220 cannot be normally lifted by the pressure inside the pressure cooker, and the pressure cooker can enter a non-pressure cooking mode.

The utility model discloses an alternative embodiment of pressure cooker exhaust apparatus is: the second arm 113 partially coincides with the push plate link 210 in horizontal projection. One end of the push plate connecting rod 210 is located above the second force arm 113, and the push plate connecting rod 210 is located at the second station, at this time, the push plate connecting rod 210 and the second force arm 113 can contact each other, and a certain gap can be formed. When the first force arm 112 is pressed to tilt the second force arm 113, the second force arm 113 moves above the push plate connecting rod 210 beyond the end of the push plate connecting rod 210, the second force arm 113 contacts with the end of the push plate connecting rod 210 in the tilting process and applies a certain instantaneous acting force, the push plate connecting rod 210 moves in the direction away from the lever element 110 to smoothly tilt the second force arm 113, and when the second force arm 113 passes over the end of the push plate connecting rod 210, the push plate connecting rod 210 moves in the direction of the lever element to reset under the action of the connecting rod resetting piece; when the acting force applied on the first force arm 112 disappears, the push plate connecting rod 210 is positioned below the second force arm 113 and supports the second force arm 113, the second force arm 113 enables the push plate connecting rod 210 to be in the first working position, the push plate connecting rod 210 enables the through hole 211 and the floater 220 to be staggered or enables the through hole 211 to be inclined under the pressure action of the second force arm 113, the floater 220 is limited to move towards the position for closing the exhaust channel of the pressure cooker under the pressure action in the pressure cooker, and the push plate connecting rod 210 is in the first working position.

Referring to fig. 1, when the exhaust button 120 is not pressed, the push plate link 210 is in the second position, in which one end of the push plate link 210 is located above the second force arm 113, the second force arm 113 of the lever element 110 is not tilted, and one end of the push plate link 210 is located on the moving path of the second force arm 113. At this time, the through hole 211 corresponds to the position of the float 220, allowing the float 220 to move to a position closing the discharge passage of the pressure cooker, the float 220 can be normally lifted by the pressure inside the pressure cooker, and the pressure cooker can be put into a high pressure cooking mode.

With continued reference to fig. 2, when the venting button 120 is pressed, the pressure cooker can enter the pressureless cooking mode from the high-pressure cooking mode. Specifically, the second force arm 113 tilts under the action of the exhaust button 120, the second force arm 113 moves to above the push plate connecting rod 210 beyond the end of the push plate connecting rod 210, the second force arm 113 contacts with the end of the push plate connecting rod 210 in the tilting process and applies a certain instantaneous acting force, the push plate connecting rod 210 moves in the direction away from the lever element 110 to enable the second force arm 113 to tilt smoothly, and when the second force arm 113 moves beyond the end of the push plate connecting rod 210, the push plate connecting rod 210 moves in the direction of the lever element to reset under the action of the connecting rod resetting piece; when the acting force applied on the first force arm 112 disappears, the push plate connecting rod is positioned below the second force arm and supports the second force arm 113, the push plate connecting rod 210 enables the through hole 211 and the floater 220 to be staggered or enables the through hole 211 to incline under the pressure action of the second force arm, the floater 220 is limited to move towards the position of the closed pressure cooker exhaust channel under the pressure action in the pressure cooker, the floater 220 cannot be normally lifted under the pressure action in the pressure cooker, the pressure cooker can enter a non-pressure cooking mode, and the push plate connecting rod 210 is enabled to be positioned at the first station.

As an alternative embodiment, please continue to refer to fig. 3, the exhaust button 120 includes an exhaust pressing portion 121 and an exhaust top pillar 122, the exhaust top pillar 122 connected to the exhaust pressing portion 121 can move downward by pressing the exhaust pressing portion 121, the exhaust top pillar 122 abuts against the first force arm 112 and transmits the pressing force to the first force arm 112, and the first force arm 112 moves downward so that the second force arm 113 can tilt.

As an alternative embodiment, please refer to fig. 4, a position of the end surface of the second arm 113 opposite to the push plate link 210 is provided with a limiting groove 114, and the limiting groove 114 is used for accommodating one end of the push plate link 210 and limiting the position of the push plate link 210 opposite to the end surface of the second arm 113 when the push plate link 210 abuts against the end surface of the second arm 113, so as to avoid the occurrence of misalignment during the interaction.

As an alternative embodiment, please refer to fig. 4, the position of the end surface of the second arm 113 opposite to the push plate link 210 is provided with a limiting groove 114, the limiting groove 114 is used for accommodating one end of the push plate link 210, and is used for limiting the relative position of the push plate link 210 and the end surface of the second arm 113 when the second arm 113 tilts over one end of the push plate link 210, so as to avoid the dislocation during the interaction.

Further, the limiting groove 114 has a bottom surface, a rear wall disposed around the bottom surface, and two side walls. Preferably, the rear wall and the side wall protrude from the second force arm 113 to prevent the push plate link 210 from being vertically and horizontally displaced from the end surface of the second force arm 113 by the link returning member 130. More preferably, the bottom surface inclines towards the push plate connecting rod 210, and when the second force arm 113 tilts up under the action of the exhaust button 120, because the bottom surface of the limiting groove 114 inclines towards the push plate connecting rod 210, on one hand, an acting force far away from the lever element 110 can be applied to the push plate connecting rod 210, and on the other hand, the second force arm 113 can be avoided from the push plate connecting rod 210, so that the second force arm 113 tilts up smoothly.

In the embodiment of the utility model, two kinds of pressure cookers are reset to the embodiment that resets of high-pressure cooking mode by non-pressure cooking mode, and in concrete implementation process, two kinds of embodiments that reset can combine to implement, also can implement alone respectively. Preferably, two reset modes are combined to be implemented, so that the high-pressure cooking mode can be recovered through the reset key 140 in the using process, and the high-pressure cooking mode can be recovered through opening the cover, and the cooker is more convenient to use.

The first optional reset mode is: the control assembly 100 is provided with a reset button 140 and a lever reset 150. Wherein the lever element 110 is movably mounted in the pressure cooker. The reset button 140 is used to depress the first force arm 112 to move the lever member 110 away from the push plate link 210. The lever release 150 is configured to apply a force to the lever element 110 that moves in a direction toward the push plate link 210.

As an alternative embodiment, as shown in fig. 1 and fig. 2, the push plate link 210 is located at the first station, the push plate link 210 shifts the position of the through hole 211 and the float 220 under the action of the link reset member 130, when the reset key 140 is pressed, the lever element 110 moves away from the push plate link 210 under the action of the reset key 140, after the lever element 110 moves to release the reset key 140, at least the second force arm 113 can avoid the push plate link 210 from the position where the push plate link 210 falls smoothly, that is, the second force arm 113 abuts against the push plate link after falling back; when the reset button 140 is released, the lever element 110 is moved toward the push plate link 210 by the lever reset 150, and the second force arm 113 falls back. The limiting groove 114 on the end surface of the second force arm 113 abuts against the push plate connecting rod 210 and drives the push plate connecting rod 210 to continuously move towards the original direction by overcoming the acting force of the connecting rod resetting piece 130 until the push plate connecting rod 210 is positioned at the second station, at this time, the through hole 211 is opposite to the floater 220, the floater 220 is allowed to move towards the position for closing the exhaust channel of the pressure cooker, the floater 220 can normally rise under the action of the pressure in the pressure cooker, and the pressure cooker can enter a high-pressure cooking mode.

It should be noted that the lever returns 150 and the link returns 130 are devices capable of providing a force, and the force provided by the lever returns 150 to move the lever element 110 toward the push plate link 210 is greater than the force provided by the link returns 130 to move the link returns 130 toward the lever element.

As another alternative, as shown in fig. 1 and fig. 2, the push plate link 210 is located at the first position, the push plate link 210 causes the through hole 211 to be staggered from the float 220 or the through hole 211 to be inclined under the pressure of the second force arm 113, when the reset key 140 is pressed, the lever element 110 moves away from the push plate link 210 under the action of the reset key 140, after the lever element 110 moves to release the reset key 140, at least the second force arm 113 can avoid the push plate link 210 from the position where the push plate link 210 smoothly falls back, that is, the second force arm 113 is located below the push plate link 210 after falling back; when the reset button 140 is released, the lever element 110 moves toward the push plate link under the action of the lever reset 150, and the second force arm 113 falls back. The second force arm 113 is located below the push plate connecting rod 210, no pressure is applied to the push plate connecting rod any more, the push plate connecting rod 210 is reset to the second station, at this time, the through hole 211 is opposite to the float 220, the float 220 is allowed to move to the position for closing the exhaust passage of the pressure cooker, the float 220 can normally rise under the action of the pressure in the pressure cooker, and the pressure cooker can enter a high-pressure cooking mode.

As an alternative embodiment, the second force arm 113 may fall back under the action of gravity or under the action of the lever resetting member 150.

As an alternative embodiment, the lever element 110 is provided with a rotating shaft 111 between the first force arm 112 and the second force arm 113, the rotating shaft 111 is used as a rotating fulcrum of the lever element 110, correspondingly, the pressure cooker has a guide rail 311, the length of the guide rail 311 is larger than the diameter of the rotating shaft 111, and the rotating shaft 111 is movably installed in the guide rail 311 of the pressure cooker. The lever element 110 can not only rotate relative to the guide rail 311 through the rotating shaft 111 to realize the pressing down of the first force arm 112 and the tilting up of the second force arm 113, but also move relative to the guide rail 311 through the rotating shaft 111 in the length direction of the guide rail 311, so that the whole lever element 110 can move towards the push plate connecting rod 210 or away from the push plate connecting rod 210 relative to the pressure cooker. The guide rail 311 may be an oblong hole, a structure similar to a rail of a train track, or an i-shaped track structure.

Further, as an alternative embodiment, the lever element 110 is symmetrically provided with two rotating shafts 111 at both sides between the first force arm 112 and the second force arm 113, and accordingly, the pressure cooker has two symmetrically provided guide rails 311, and a certain distance is provided between the two guide rails 311 to accommodate the lever element 110.

As an alternative embodiment, the lever element 110 is provided with a guide groove between the first force arm 112 and the second force arm 113, and accordingly the pressure cooker has a guide shaft, the length of the guide groove being greater than the diameter of the guide shaft, the guide groove being movably arranged on the guide shaft. The lever element 110 can not only rotate relative to the guide shaft through the guide groove to press down the first force arm 112 and tilt up the second force arm 113, but also move relative to the guide shaft in the length direction of the guide groove through the guide groove, so that the lever element 110 can move towards the push plate connecting rod 210 or away from the push plate connecting rod 210 relative to the pressure cooker.

Further, as an alternative embodiment, the lever element 110 is symmetrically provided with two guide slots between the first force arm 112 and the second force arm 113, and correspondingly, the pressure cooker has two symmetrically provided guide shafts with a certain distance therebetween to accommodate the lever element 110.

Further, as an alternative embodiment, the lever member 110 has a guide slot through the lever member 110 at the pivot fulcrum between the first force arm 112 and the second force arm 113, and accordingly, the guide shaft of the pressure cooker can be fixed to the pressure cooker through the guide slot, and the guide slot and the guide shaft can be rotated relatively and also can be moved relatively along the length direction of the guide slot.

As an alternative embodiment, as shown in fig. 4, the first force arm 112 is an inclined surface relative to the reset contact surface 116 of the reset button 140, and the reset contact surface 116 generates a component force in a direction away from the push plate link 210 for the pressing force of the reset button 140.

Further, as an alternative embodiment, the reset interface 116 may be a sloped convex surface disposed to protrude from the first force arm 112 or may be a sloped groove recessed within the first force arm 112.

Further, as an alternative embodiment, please continue to refer to fig. 3, the reset button 140 is provided with a reset pressing portion 141 and a reset plunger 142. The reset push rod 142 connected with the reset pressing part 141 can move downwards by pressing the reset pressing part 141, the reset push rod 142 is in contact with the reset contact surface 116, and the contact part of the reset push rod 142 and the reset contact surface 116 is provided with a push rod inclined surface matched with the reset contact surface 116.

When the reset button 140 is pressed, the inclined surface of the reset rod 142 contacts the reset contact surface 116, and continuously slides down along the reset contact surface 116 under the action of the pressing force, so that the lever element 110 moves in a direction away from the push plate link 210.

Further, as an alternative embodiment, please continue to refer to fig. 3, the reset button 140 is provided with a reset top pillar 143, the reset top pillar 143 connected to the reset pressing portion 141 can be moved down by pressing the reset pressing portion 141, and the reset top pillar 143 abuts against the first force arm 112 and transmits the pressing force to the first force arm 112. The second force arm 113 is kept in the tilting state while the lever element 110 moves away from the push plate connecting rod 210 under the action of the reset ejector rod 142, so that the friction force between the second force arm 113 and the push plate connecting rod 210 can be reduced, and the resistance of the lever element 110 to move away from the push plate connecting rod 210 can be reduced.

Correspondingly, the first force arm 112 of the lever element 110 is provided with a reset boss 117 at a position corresponding to the reset top pillar 143. When the reset button 140 is pressed, the reset top bar 142 slides down along the reset contact surface 116 of the first force arm 112, and the reset top column 143 simultaneously presses the reset boss 117, so as to keep the first force arm 112 of the lever element 110 in a pressed state.

Further, as an optional implementation manner, please continue to refer to fig. 3, the reset button 140 is provided with a button reset element 144, when the pressure cooker exhaust device is installed on the pressure cooker, one end of the button reset element 144 is connected to the reset pressing portion 141, the other end of the button reset element 144 abuts against the pressure cooker, the button reset element 144 is used for exerting force on the reset button 140, so that the reset pressing portion 141 can reset in time after being released, the reset pressing portion 141 after resetting drives the reset top rod 142 and the reset top column 143 to reset, and the reset top rod 142 and the reset top column 143 are prevented from obstructing the lever element 110 from moving towards the push plate connecting rod 210.

As an alternative embodiment, the lever element 110 is provided with a reset member connection 115. The lever returning member 150 has one end connected to the returning member connecting portion 115 and the other end connected to the pressure cooker, and applies a force to the lever element 110 moving in the direction of the push plate link 210.

It should be noted that the connection between the lever returning element 150 and the returning element connecting portion 115 and the pressure cooker may be a fixed connection or a movable connection.

As an alternative, the reset connection is a flange or a groove provided on the second force arm 113 and inclined in the direction of the first force arm 112. The lever release member 150 is an elastic member, such as a spring plate or a spring, one end of the lever release member 150 is sleeved on the flange or mounted in the groove, and the other end is connected to the pressure cooker. The lever restoring member 150 deforms when the second force arm 113 tilts, and applies a certain amount of force to the lever element 110 by virtue of the deformation, wherein the force applied to the lever element 110 by the lever restoring member 150 has a component acting in the direction of the push plate connecting rod 210 and a component resisting the tilting of the second force arm 113 because the restoring connection portion is inclined in the direction of the first force arm 112.

As an alternative embodiment, when the reset key 140 is pressed, the lever element 110 is moved away from the push plate link 210 by the reset key 140; when the reset button 140 is released, the lever element 110 moves towards the push plate connecting rod 210 under the action of the lever reset piece 150, meanwhile, the second force arm 113 falls back under the action of the lever reset piece 150, the limiting groove 114 on the end surface of the second force arm 113 abuts against the push plate connecting rod 210 and drives the push plate connecting rod 210 to continuously move towards the push plate connecting rod 210 by overcoming the acting force of the connecting rod reset piece 130 until the push plate connecting rod 210 is located at the second station, at this time, the through hole 211 is opposite to the position of the float 220, the push plate connecting rod 210 allows the float 220 to move towards the position closing the exhaust passage of the pressure cooker, the float 220 can normally rise under the action of the pressure in the pressure cooker, and the pressure cooker can enter a high-.

As another alternative, when the reset key 140 is pressed, the lever element 110 is moved away from the push plate link 210 by the reset key 140; when the reset button 140 is released, the lever element 110 moves toward the push plate link 210 under the action of the lever reset 150, and the second force arm 113 falls back under the action of the lever reset 150, i.e., the second force arm 113 is located below the push plate link 210 after falling back; when the reset button 140 is released, the lever element 110 moves toward the push plate link under the action of the lever reset 150, and the second force arm 113 falls back. The second force arm 113 is located below the push plate connecting rod 210, no pressure is applied to the push plate connecting rod any more, the push plate connecting rod 210 is reset to the second station, at this time, the through hole 211 is opposite to the float 220, the float 220 is allowed to move to the position for closing the exhaust passage of the pressure cooker, the float 220 can normally rise under the action of the pressure in the pressure cooker, and the pressure cooker can enter a high-pressure cooking mode.

As an alternative embodiment, the link returning member 130 is an elastic member, and one end of the link returning member 130 is connected to the push plate link 210, and the other end is connected to the pressure cooker, so as to apply a force to the push plate link 210 to move in the direction of the lever element 110.

It should be noted that the connection between the link returning element 130 and the push plate link 210 and the pressure cooker may be a fixed connection or a movable connection.

Further, as an alternative embodiment, the push plate link 210 has a first lever arm, a first end surface of which is adapted to abut against an end surface of the second force arm 113, the first lever arm being connected with the link return 130. Preferably, the second end surface of the first lever arm is connected to the link reset 130. When the push plate connecting rod 210 is in the second station, the first end surface of the first lever arm abuts against the limiting groove 114 of the second force arm 113, the connecting rod resetting piece 130 has elastic deformation, and acting force moving towards the lever element 110 is applied to the first lever arm by virtue of the elastic deformation of the connecting rod resetting piece 130; when the second force arm 113 tilts, the first lever arm no longer receives the resistance of the second force arm 113 and can move towards the lever element 110 under the action of the connecting rod resetting piece 130, so that the push plate connecting rod 210 moves to the first station, at this time, the through hole 211 moves along with the push plate connecting rod 210 and is staggered with the position of the float 220, the push plate connecting rod 210 presses the float 220 to limit the float 220 to move towards the position for closing the exhaust passage of the pressure cooker, and the float 220 cannot rise under the action of the pressure in the pressure cooker.

Further, as another alternative, the push plate link 210 has a first lever arm having a first end for interacting with the second force arm 113 and supporting the second force arm 113, the first lever arm being connected with the link reset 130. Preferably, the second end surface of the first lever arm is connected to the link reset 130. When the push plate link 210 is in the second position, the first end of the first lever arm is positioned above the second force arm 113; when the second force arm 113 tilts, the second force arm 113 moves to the position above the push plate connecting rod 210 beyond the end of the push plate connecting rod 210, the second force arm 113 contacts with the end of the push plate connecting rod 210 in the tilting process and applies a certain instantaneous acting force, the push plate connecting rod 210 moves towards the direction far away from the lever element 110 to enable the second force arm 113 to tilt smoothly, and when the second force arm 113 moves to the position of the lever element under the action of the connecting rod resetting piece, the push plate connecting rod 210 moves to reset towards the direction of the lever element; when the acting force applied on the first force arm 112 disappears, the push plate connecting rod is positioned below the second force arm and supports the second force arm 113, the second force arm 113 enables the push plate connecting rod to be in the first working position, the push plate connecting rod 210 enables the through hole 211 to be staggered with the position of the floater 220 or enables the through hole 211 to be inclined under the pressure action of the second force arm 113, the floater 220 is limited to move towards the position for closing the exhaust channel of the pressure cooker under the pressure action in the pressure cooker, and the floater 220 can not rise under the pressure action in the pressure cooker.

The second optional reset mode is: the push plate link 210 is provided with a first lever arm and a second lever arm, which may be directly connected to each other or indirectly connected to each other through an intermediate member. The first end face of the first lever arm is used for abutting against the limiting groove 114 on the end face of the second force arm 113, and the second end face of the first lever arm is directly or indirectly connected with the second lever arm. The second lever arm has a contact portion capable of contacting a pressure cooker tooth. Preferably, the contact portion protrudes from the second lever arm.

With continued reference to fig. 9 and 10, when the pressure cooker exhaust apparatus is in the pressureless cooking mode, the push plate link 210 is located at the first position, the second force arm 113 tilts, and the first end (i.e., the end having the first end surface) of the first lever arm is located below the second force arm 113. When the cover of the pressure cooker is rotated (as shown in the arrow direction in fig. 10), the contact part of the second lever arm contacts with the pot teeth 330 on the body of the pressure cooker, the pot teeth 330 push the second lever arm, so that the second lever arm overcomes the connecting rod to move towards the acting force direction of the reset piece 130, and the push plate connecting rod 210 integrally moves towards the direction far away from the lever element 110; meanwhile, the push plate link 210 drives the first end of the second lever arm to disengage from the lower portion of the second force arm 113, and the second force arm 113 can fall back. That is, the pressure cooker exhaust device can be reset to the high-pressure cooking mode by rotating the lid.

As an alternative embodiment, when the cover of the pressure cooker is rotated (as shown in the arrow direction in fig. 10), the contact portion of the second lever arm contacts with the tooth 330 on the body of the pressure cooker, the tooth 330 pushes the second lever arm, so that the second lever arm moves toward the force applied by the reset member 130 against the link, and the push plate link 210 moves away from the lever element 110 as a whole until the push plate link 210 is moved to the second position, at which time, the through hole 211 on the push plate link 210 is opposite to the position of the float 220, allowing the float 220 to move toward the position closing the exhaust passage of the pressure cooker, the float 220 can normally rise under the pressure in the pressure cooker, and the pressure cooker can enter the high-pressure cooking mode.

Referring to fig. 6 to 10, an embodiment of the pressure cooker of the present invention includes a cover 300, a cooker body and the above-mentioned exhaust device. Specifically, the pressure cooker can be an electric pressure cooker or a common pressure cooker heated by open fire or an induction cooker.

The cooker cover 300 includes a face cover and a steel cover, the exhaust pressing portion 121 and the reset pressing portion 141 of the pressure cooker exhaust device are disposed outside the face cover, and the rest of the components are disposed between the face cover and the steel cover.

As an optional embodiment, the cooker cover 300 further includes an inner cover disposed between the face cover and the steel cover, and the above-mentioned pressure cooker exhaust device, except for the exhaust pressing portion 121 and the reset pressing portion 141, is disposed between the inner cover and the steel cover.

As an alternative embodiment, the lower portion of the face cover or the inner cover is provided with a guide groove 320, and the push plate link 210 moves between the first station and the second station through the guide groove 320.

The cooker cover 300 is provided with a vent passage 221, the float 220 can be matched with the vent passage 221, when the pressure in the pressure cooker is less than a certain value, the pressure is not enough to jack the float 220, and the gas in the pressure cooker is exhausted through the vent passage 221; when the pressure cooker is in a high-pressure cooking mode, the pressure in the cooker is greater than a certain value, the pressure in the cooker overcomes the gravity of the floater 220 to jack up the floater 220, and the push plate connecting rod 210 of the pressure cooker exhaust device is positioned at the second station to allow the floater 220 to move to the position for closing the pressure cooker exhaust channel, so that the exhaust channel 221 is sealed; when the pressure cooker is in the non-pressure cooking mode, the push plate connecting rod 210 of the pressure cooker exhaust device is positioned at the first station, the floater 220 is limited by the push plate connecting rod 210, and the floater 220 is limited to move to a position for closing the pressure cooker exhaust channel, so that the air can be continuously exhausted through the exhaust channel 221.

The utility model discloses a pressure pan has two reset function of dual mode, can switch between non-pressure culinary art mode and high-pressure culinary art mode through pressing exhaust button 120 and reset button 140, and it is extremely convenient to use. In addition, the non-pressure cooking mode can be cancelled by rotating the cover, and the pressure cooker is prevented from being forgotten to cancel the influence of the cancellation after the non-pressure cooking mode is used.

As an alternative embodiment, the lid 300 of the pressure cooker is provided with a guide 311, and the guide 311 is used for accommodating the rotating shaft 111 of the lever element 110 of the pressure cooker exhaust device.

As an alternative embodiment, the lid 300 of the pressure cooker is provided with a guide shaft, and the guide shaft is inserted or penetrated into the guide groove of the pressure cooker exhaust device.

As an alternative embodiment, the pot cover 300 is provided with a reinforcing rib 310, and the guide rail 311 is provided on the reinforcing rib 310.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. In contrast, when an element is referred to as being "directly on" another element, there are no intervening elements present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

In the description of the present invention, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A pressure cooker venting device, comprising:

a vent assembly (200) comprising a push plate linkage (210) and a float (220), said push plate linkage (210) having a first station and a second station that limit and allow movement of said float (220) to a position closing a vent path of the pressure cooker; and the number of the first and second groups,

a control assembly (100) for controlling movement of the push plate link (210) between a first station and a second station.

2. Pressure cooker exhaust device according to claim 1, characterized in that the control assembly (100) comprises:

the lever element (110) comprises a first force arm (112) and a second force arm (113), and the second force arm (113) is abutted or partially overlapped with the push plate connecting rod (210) on a horizontal projection;

the exhaust key (120) is used for pressing the first force arm (112) to tilt the second force arm (113); and the number of the first and second groups,

the connecting rod resetting piece (130) is used for applying an acting force moving towards the direction of the lever element (110) to the push plate connecting rod (210), when the second force arm (113) is tilted and pressed on the push plate connecting rod (210), the push plate connecting rod (210) is located at a first station, and when the second force arm (113) and the push plate connecting rod (210) are not provided with an interaction force or are abutted to the end part of the push plate connecting rod (210), the push plate connecting rod (210) is located at a second station.

3. Pressure cooker venting device according to claim 2, wherein the end of the push plate link (210) is located above the second force arm (113) when there is no interaction between the second force arm (113) and the push plate link (210).

4. The exhaust device of pressure cooker as claimed in claim 2, characterized in that the end face of the second force arm (113) is provided with a limit groove (114) matching with the push plate connecting rod (210) at a position opposite to the push plate connecting rod (210).

5. The venting apparatus for a pressure cooker as claimed in claim 4, wherein the bottom surface of the retaining groove (114) is inclined toward the push plate link (210).

6. Pressure cooker venting device according to claim 2, wherein said lever element (110) is movably mounted in the pressure cooker;

the control assembly (100) further comprises:

the reset key (140) is used for pressing the first force arm (112) to enable the lever element (110) to move towards the direction away from the push plate connecting rod (210); and the number of the first and second groups,

a lever return (150) for applying a force to the lever element (110) moving in the direction of the push plate link (210).

7. Pressure cooker exhaust device according to claim 6, characterized in that the lever element (110) is provided with a rotation axis (111) between the first force arm (112) and the second force arm (113), the rotation axis (111) being movably mounted in a guide rail (311) of the pressure cooker, the length of the guide rail (311) being larger than the diameter of the rotation axis (111).

8. Pressure cooker venting device according to claim 6, wherein the lever element (110) is provided with a guide groove between the first force arm (112) and the second force arm (113), said guide groove being mounted on a guide shaft of the pressure cooker, the length of said guide groove being greater than the diameter of said guide shaft.

9. The venting apparatus for a pressure cooker as claimed in claim 6, wherein the first force arm (112) is inclined with respect to the reset contact surface (116) of the reset button (140), and the reset contact surface (116) causes a component of the pressing force of the reset button (140) in a direction away from the push plate link (210).

10. The venting apparatus for pressure cooker as claimed in claim 9, wherein the reset button (140) comprises a reset plunger (142), the reset plunger (142) contacts the reset contact surface (116) when the reset button (140) is pressed, and the contact position of the reset plunger (142) and the reset contact surface (116) has a plunger slope matching with the reset contact surface (116).

11. Pressure cooker venting device according to claim 6, wherein said lever element (110) is provided with a reset member connection (115), one end of said lever reset member (150) being connected to said reset member connection (115), the other end of said lever reset member (150) being connected to the pressure cooker.

12. Pressure cooker venting device according to claim 11, wherein the reset connection comprises a flange or a groove arranged on the second force arm (113) and inclined in the direction of the first force arm (112);

the lever reset piece (150) is an elastic piece, one end of the lever reset piece (150) is sleeved on the flange or is arranged in the groove, and the other end of the lever reset piece (150) is connected to the pressure cooker.

13. The exhaust device of pressure cooker as claimed in any one of claims 2 to 12, wherein the push plate link (210) is provided with a through hole (211),

when the push plate connecting rod (210) is in a second working position, the through hole (211) is opposite to the floater (220) in position, and the floater (220) is allowed to move to a position for closing the exhaust channel of the pressure cooker;

when the push plate connecting rod (210) is in the first station, the through hole (211) is staggered with the float (220) to limit the float (220) to move to the position for closing the exhaust channel of the pressure cooker.

14. The pressure cooker exhaust apparatus as claimed in any one of claims 2 to 12, wherein the push plate link (210) comprises a first lever arm, a first end of the first lever arm being located below the second force arm (113) and supporting the second force arm (113) when the push plate link (210) is in the first position, the first lever arm being connected to the link reset member (130).

15. Pressure cooker venting device according to any one of claims 2 to 12, wherein the push plate link (210) comprises a first lever arm and a second lever arm, the first lever arm being directly or indirectly connected to the second lever arm, the second lever arm having a contact portion that can be brought into contact with a pressure cooker tooth (330);

when the push plate connecting rod (210) is located at a first station, the first end of the first lever arm is located below the second force arm (113) and supports the second force arm (113), the pressure cooker cover is rotated, the contact part is in contact with the cooker teeth (330), the push plate connecting rod (210) is pushed to move in the direction away from the lever element (110), and the second force arm (113) falls off from the first end of the first lever arm and moves downwards.

16. The pressure cooker exhaust device as defined in claim 15, wherein said contact portion protrudes from said second lever arm.

17. A pressure cooker, characterized in that it comprises a pressure cooker venting device as claimed in any one of claims 1 to 16.

18. Pressure cooker according to claim 17, characterized in that the pressure cooker venting means are arranged on the cooker lid (300) of the pressure cooker, the cooker lid (300) of the pressure cooker being provided with guide rails (311), the guide rails (311) being adapted to receive the rotation axis (111) of the lever element (110) of the pressure cooker venting means.

19. The pressure cooker according to claim 17, wherein the pressure cooker venting means is arranged on a lid (300) of the pressure cooker, and a guide shaft is arranged on the lid (300) of the pressure cooker, and the guide shaft is embedded or penetrated in a guide groove of the pressure cooker venting means.

20. The pressure cooker of claim 17, wherein the pressure cooker venting means is provided on a lid (300) of the pressure cooker, the lid (300) of the pressure cooker being provided with a guide slot (320), the push plate link (210) being movable between the first station and the second station through the guide slot (320).