CN112826314A

CN112826314A - Pressure cooking appliance

Info

Publication number: CN112826314A
Application number: CN201911165216.2A
Authority: CN
Inventors: 朱泽春; 孙正武; 于凌振; 邱雄杰; 王涛
Original assignee: Joyoung Co Ltd
Current assignee: Joyoung Co Ltd
Priority date: 2019-11-25
Filing date: 2019-11-25
Publication date: 2021-05-25

Abstract

The invention provides a pressure cooking appliance, which comprises a machine body and a pot body, wherein a steam generating device is arranged in the machine body, the pot body comprises a pot body and a pot cover, the pot cover and the pot body are buckled to form a cooking cavity, a steam guide pipe communicated with the steam generating device is arranged on the pot cover, the steam guide pipe is provided with a steam hole for spraying steam, and the steam guide pipe extends into the pressure cooking cavity to spray steam so as to quickly improve the pressure in the cooking cavity and stir and heat food materials under the pressure state. According to the invention, high-temperature high-pressure steam is quickly generated by the steam generating device in the machine body, and the high-temperature high-pressure steam is directly introduced into the cooking cavity through the steam guide pipe to realize quick pressurization and heating, so that the problems of long pressure rise time and food sticking of the existing pressure cooking appliance are solved.

Description

Pressure cooking appliance

Technical Field

The invention belongs to the technical field of small kitchen appliances, and relates to a cooking appliance, in particular to a pressure cooking appliance.

Background

The advantage of high pressure cooking over atmospheric cooking is that the boiling point of water is higher in a high pressure environment, thereby cooking the cooked food material quickly. Conventional pressure cooking appliances generally include two types, one is a pressure cooker heated by open fire, and the other is an electric pressure cooker heated by electric energy. The principle of pressurization of the pressure cooker is that heat is firstly transferred to the wall of the pressure cooker to heat the wall of the pressure cooker, then the heat is transferred to water in the cooking cavity through the wall of the pressure cooker to boil the water in the cooking cavity to generate steam, and the pressure in the cooking cavity is increased through the steam. The pressurizing mode has two problems, one is that the pressure in the cooking cavity can rise only after the cooking cavity generates steam, the process from the beginning of cooking to the completion of pressure rise is long, and the time for cooking is long; the other is that the external heat is transferred to the food material through the pot wall, and in the process that the high-temperature pot wall is in contact with the food material, the food material is easy to be pasted and adhered to the pot wall, namely, the phenomenon of sticking the pot is avoided.

Disclosure of Invention

The invention aims to solve the problems in the prior art, and provides a pressure cooking appliance which is used for increasing the pressure in a cooking cavity by introducing high-temperature and high-pressure steam and heating food materials by the high-temperature steam, so that the uncoated cooking is realized when the cooking time is greatly reduced.

The purpose of the invention can be realized by the following technical scheme: the utility model provides a pressure cooking utensil, includes the organism and the pot body, be provided with steam generator in the organism, the pot body is including pot body and pot cover, pot cover and pot body lock form the culinary art chamber, be equipped with intercommunication steam generator's steam guide tube on the pot cover, the steam guide tube is equipped with the steam hole of jet pressure steam, and the steam guide tube stretches into jet pressure steam in the pressure culinary art chamber improves culinary art intracavity pressure with quick to stir the heating and eat the material under pressure state.

Preferably, the machine body comprises a machine body, a machine head and a base, wherein the machine head and the base extend out from the upper end and the lower end of one side of the machine body, and an open space for accommodating the pot body is formed between the machine head and the base at intervals.

Preferably, the machine head is in press connection with the pot cover, a butt joint part is arranged on the machine head, an air inlet channel is arranged on the pot cover, the steam guide pipe is in butt joint with the air inlet channel, and the butt joint part is in sealed butt joint communication with the air inlet channel when the machine head is in press connection with the pot cover.

Preferably, a one-way valve is arranged in the air inlet channel, and the one-way valve only allows steam to flow from the air inlet channel to the cooking cavity.

Preferably, a lifting seat capable of lifting up and down is arranged in the machine head, the butt joint part is arranged on the lifting seat, and when the lifting seat descends, the butt joint part is in butt joint with the pot cover.

Preferably, the machine head is arranged on the machine body in a turnover mode, when the machine head is closed, the butt joint part is in butt joint with the pot cover, and when the machine head is opened, the butt joint part is separated from the pot cover.

Preferably, the steam guide pipe is detachably arranged on the pot cover.

Preferably, the pot cover is provided with at least one exhaust channel, and one exhaust channel is provided with a pressure limiting valve.

Preferably, a handle is arranged on the pot cover, the air inlet channel is arranged in the handle, and the butt joint part is tightly pressed on the upper end face of the handle.

Preferably, a seal is provided between the abutting portion and the intake passage.

Compared with the prior art, the invention has at least the following technical advantages.

The invention provides a pressure cooking appliance, which comprises a machine body and a pot body, wherein a steam generating device is arranged in the machine body, the pot body comprises a pot body and a pot cover, the pot cover and the pot body are buckled to form a cooking cavity, a steam guide pipe communicated with the steam generating device is arranged on the pot cover, the steam guide pipe is provided with a steam hole for spraying steam, and the steam guide pipe extends into the pressure cooking cavity to spray steam so as to quickly improve the pressure in the cooking cavity and stir and heat food materials under the pressure state.

According to the invention, high-pressure high-temperature steam is generated by the steam generating device in the machine body, and then the high-temperature high-pressure steam generated from the outside is introduced into the pot body cooking cavity through the steam guide pipe to realize pressurization heating.

In addition, the food is heated in a pure steam heating mode, and high-temperature and high-pressure steam is introduced into the cooking cavity of the pot body, so that the problem of high pressure is solved, the pressure in the cooking cavity is increased, the food is heated as a medium for heat transfer, the heating mode that the traditional pressure cooking appliance conducts heat through the pot wall is changed, the problem that the food sticks to the pot does not exist, and the coating-free cooking can be perfectly realized.

Furthermore, the high-temperature high-pressure steam extends into the cooking cavity through the steam guide pipe and is sprayed out, the steam guide pipe can extend into the food material, and the high-temperature high-pressure steam is sprayed out from the food material, so that the steam can be fully contacted with the food material at the first time when entering the cooking cavity, heat is transferred to the food material, and the heating mode is direct and rapid. And steam is jetted out from the interior of the food materials, so that the food materials can be pushed to roll and flow, the food materials in different areas can be uniformly heated, and the cooked food materials have better taste.

Drawings

Fig. 1 is a schematic perspective view of a first embodiment of the present invention.

Fig. 2 is a schematic overall sectional structure diagram of the first embodiment of the present invention.

FIG. 3 is a diagram of a state in which the pot body and the machine body are separated according to an embodiment of the present invention.

FIG. 4 is a diagram showing the separation state of the pot body and the machine body in the second embodiment of the invention.

In the figure, 100, a handpiece; 110. a docking portion; 200. a body; 210. a steam generating device; 220. a water tank; 300. a base; 400. a pan body; 500. a pot cover; 510. an air intake passage; 520. a one-way valve; 530. a handle; 600. a steam guide pipe.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

The technical solution of the present invention is further illustrated by the following examples.

Example one

Referring to fig. 1 to 3, fig. 1 to 3 show a first embodiment of the present invention.

In this embodiment, the pressure cooking appliance includes a body and a pot 400, wherein the body is composed of a body 200, a head 100 and a base 300 extending from the upper and lower ends of one side of the body 200, a steam generating device 210 is provided in the body 200, and high-temperature and high-pressure steam is generated by the steam generating device 210. Head 100 and base 300 are spaced apart to form an open space in which pan body 400 is placed to facilitate the insertion and removal of pan body 400. In the cooking preparation stage, the pot body 400 is placed on the base 300, the pot body 400 comprises a pot body 400 body and a pot cover 500, an air inlet channel 510 communicated with a cooking cavity of the pot body 400 is arranged on the pot cover 500, a butt joint part 110 for conveying steam is arranged on the machine head 100, the butt joint part 110 is communicated with the steam generating device 210 through a pipeline, and the steam is conveyed into the cooking cavity of the pot body 400 through the butt joint part 110 and the air inlet channel 510 in a sealing butt joint mode.

This pressure cooking utensil places pot body 400 in the open space that aircraft nose and base 300 formed, and the back is accomplished in the culinary art, can take off pot body 400 from the internal, realizes the rapid cooling step-down through water-cooling or forced air cooling to it is slow to solve current pressure cooker step-down speed, the problem that can't uncap fast after the culinary art is accomplished.

Furthermore, in order to facilitate the user to take the pan body down from the machine body quickly, the pan body is provided with an anti-scald handle.

Specifically, in the present embodiment, the handpiece 100 is provided with a lifting seat, and the docking portion 110 is provided on the lifting seat and can be lifted up and down along with the lifting seat. When the lifting seat is lifted, the butt joint part 110 is lifted along with the lifting seat and separated from the pot cover 500, so that a user can take out the pot body 400 from the open space or put the pot body 400 into the open space; when the lifting seat descends, the butt joint part 110 descends along with the lifting seat to realize butt joint communication with the air inlet channel 510 in the pot cover 500, and steam can enter the air inlet channel 510 from the butt joint part 110 and is finally sent into the cooking cavity of the pot body 400. In some embodiments, a driving motor is disposed in the handpiece 100, and the lifting seat is driven by the driving motor to lift; in other embodiments, the lifting seat is driven to lift manually by a user, a spring is arranged between the lifting seat and the handpiece 100, the spring is in a compressed state, the lifting seat is in a raised state due to the elasticity of the spring, the lifting seat is lowered by the user by pressing the lifting seat, and when the lifting seat reaches the butt joint position, a clamping joint is formed between the lifting seat and the handpiece 100, so that the lifting seat is kept in the butt joint position.

Because this pressure cooking utensil need carry out high-pressure cooking, send steam into the leading condition in pot body 400 culinary art chamber and be: the steam pressure delivered is greater than the pressure in the cooking cavity of pan 400. Therefore, in the present embodiment, the steam itself generated by the steam generating device 210 has a higher pressure and a higher temperature. Therefore, a certain pressure difference exists between the inside and the outside of the pipeline for conveying steam, and in order to prolong the service life of the pipeline, the pipeline for conveying steam in the embodiment adopts an explosion-proof pressure-resistant pipe.

Further, a sealing ring is disposed between the docking portion 110 and the lid 500, and a gap between the docking portion 110 and the lid 500 is sealed by the sealing ring, so as to prevent steam from escaping from the gap between the docking portion 110 and the lid 500 when the steam enters the air inlet channel 510 from the docking portion 110. Specifically, in the embodiment, the pot cover 500 is provided with the handle 530, the handle 530 protrudes from the upper surface of the pot cover 500, the air inlet channel 510 is disposed in the handle 530, the sealing ring is disposed on the abutting portion 110, and when the abutting portion 110 descends, the sealing ring contacts with the upper end surface of the handle 530 first, and is tightly attached to the upper end surface of the handle 530 by the downward pressing of the abutting portion 110 to seal the gap between the abutting portion 110 and the pot cover 500. It is understood that in other embodiments, the gasket may be disposed on the handle 530.

Further, in the present embodiment, a check valve 520 is disposed in the air inlet channel 510, and the check valve 520 only allows steam to enter the cooking cavity from the air inlet channel 510, but does not allow gas and liquid in the cooking cavity to reversely flow out from the air inlet channel 510. When supplying steam for the cooking cavity, according to the difference of the real-time condition of culinary art, can adopt the mode that the clearance admits air to supply steam for the cooking cavity sometimes, when steam generating device 210 intermittent type nature stop the air feed stage, the pressure in the cooking cavity differs little with the pressure in the delivery steam pipeline, and the liquid edible material of cooking cavity has the risk of reversely impressing in the pipeline, can effectually avoid above-mentioned risk through setting up check valve 520. In addition, it should be noted that, in the embodiment, the check valve 520 is preferably disposed on the lid 500, when the user takes out the pot 400 from the inside of the pot body, the head is separated from the air inlet channel 510, and if the check valve 520 is disposed at a position other than the lid 500, the high-pressure steam inside the pot 400 is ejected from the air inlet channel 510, which may scald the user.

In this embodiment, the pot cover 500 is provided with a steam guide pipe 600, the steam guide pipe 600 has a mounting portion and an exhaust portion, the steam guide pipe 600 is mounted and butted with the pot cover 500 through the mounting portion, the exhaust portion is provided at the other end of the steam guide pipe 600 opposite to the mounting portion, and the exhaust portion mainly comprises a plurality of exhaust holes distributed circumferentially. After the pot cover 500 and the pot body 400 are buckled, the steam guide pipe 600 extends into the cooking cavity, the exhaust part extends below the liquid level of the food material, and the pressure steam is ejected from the interior of the food material. So, steam gets into cooking chamber back very first time can carry out abundant contact with eating material to by the inside blowout of eating material, the time of being heated of eating material is fast, compares in traditional pressure cooking utensil, need not transmit the heat for the pot wall earlier, is giving the food material by pot wall with the heat transfer. In addition, pressure steam is jetted and is gone out by eating material inside, and pressure steam can promote to eat the material and roll at the spun in-process, lets in the steam back promptly, and the edible material very first time of culinary art intracavity has realized the effect of being heated of rolling promptly, and the heating of edible material is more even, and the taste is good.

Further, in this embodiment, since the steam generating device 210 generates high-temperature and high-pressure steam and then sends the steam into the cooking cavity through the steam guide pipe 600, compared with the conventional pressure cooking appliance, the pressure-up time in the cooking cavity is short, the pressure can reach the rated pressure in a very short time, and the cooking time is reduced. In addition, traditional pressure cooking utensil, the steam of cooking intracavity is pushed up and is required time, and its heating temperature that begins is lower, and only after pushing up, the heating temperature of cooking intracavity can only improve to predetermined temperature, and this embodiment adopts the outside pressurization mode of letting in steam and directly pushing up, and the steam itself that lets in is high temperature high pressure promptly, and the heating temperature that the edible material received at first reachs predetermined temperature promptly, and the culinary art time is shorter, and the edible material taste is better. Another benefit of directly letting in high temperature high pressure steam inside eating the material through steam guide pipe 600 lies in, at the culinary art initial stage, inside high temperature steam entered into eating the material, the temperature difference of steam and edible material is great, and the heat in the steam can be fine is eaten the material and is absorbed, and calorific loss is few, and the efficiency is higher.

In this embodiment, the pot body 400 is the pot body 400, and the pot cover 500 and the pot body are fastened and fixed to form a pressure cooking cavity. It should be noted that, in this embodiment, the cover 500 and the body may be a split structure, and the cover 500 and the body may be separated from each other and taken down from the pot 400 to open the cooking cavity; or the pot cover 500 and the pot body are assembled in a hinged manner, and the cooking cavity is opened by turning over the pot cover 500.

Since the pressure in the cooking cavity of the pot body 400 is relatively high during the cooking stage, in order to ensure that the lid 500 does not slip under high pressure, lid teeth are provided on the lid 500, pot teeth are provided on the opening portion of the body of the pot body, and the lid 500 and the pot body 400 are closed by buckling the lid teeth and the pot teeth.

The cooker cover 500 is provided with a pressure limiting valve, and in the stage of pressure rising, the pressure limiting valve and the safety valve are both in a closed state, so that the whole cooking cavity forms a sealed environment. When the pressure in the cooking cavity reaches the rated pressure, the steam in the cooking cavity jacks the pressure limiting valve to be exhausted to the outside, so that the pressure in the cooking cavity is kept in a certain range. Further, in order to ensure overpressure safety of the pot body 400, a safety valve is further arranged on the pot cover 500, and when the pressure in the cooking cavity reaches a certain value, the safety valve is opened to exhaust air, so that overpressure frying of the pot body 400 is avoided.

In this embodiment, the steam generator 210 may be a boiler type steam generator, or may be a tube type steam generator. The pipeline type steam generator is preferably adopted, the pipeline type steam generator is convenient for controlling the pressure and the temperature of steam, so that the steam with different pressures or different temperatures can be introduced into the cooking cavity according to different cooking stages in the cooking mode, and the cooking quality of food materials is improved.

Further, in this embodiment, a water tank 220 is further disposed on the body 200, water is supplied to the steam generating device 210 through the water tank 220, the water tank 220 may be fixedly disposed on the body 200, or detachably disposed on the body 200, and the water tank 220 is communicated with the steam generator through a water pipe to supply water to the steam generator. In other embodiments, an external water source may be connected to the steam generating device 210 through a water pipe.

In some embodiments, a flow control valve may be provided on the water line, through which the amount of water entering the steam generator is controlled, thereby controlling the rate at which steam is generated by the steam generator, as well as the temperature and pressure of the generated steam.

Example two

Referring to fig. 4, fig. 4 shows a second embodiment of the present invention. The embodiment is an improvement on the first embodiment.

In this embodiment, head 100 is tiltably mounted on body 200, and head 100 has a separated state separated from pan body 400 and an engaged state engaged with pan body 400. When handpiece 100 and pan body 400 are in a separated state, a user can take pan body 400 off base 300 or put pan body 400 on base 300; when the machine head 100 is in butt joint with the pot body 400, the butt joint part 110 on the machine head 100 is in butt joint communication with the air inlet channel 510 on the pot cover 500. Compare in the scheme of embodiment one, this embodiment adopts aircraft nose 100 upset and pot body 400 to dock, and pot body 400 is when the open mode, and the user can take out or put into pot body 400 from the oblique top, gets to put pot body 400 and accords with user's normal operating more, and user experience feels better.

In some embodiments, the handpiece 100 can be driven to turn by a motor, and the handpiece 100 can be disposed on the handpiece 100 or on the body 200. In other embodiments, the docking or undocking of pan body 400 can also be achieved by a user manually actuating handpiece 100 to tip. In some embodiments, the machine head 100 can be driven to turn by a combination of motor power and manual operation to realize the butt joint or separation with the pan body 400, for example, the machine head 100 is driven by a motor to turn upwards from the butt joint state to enter the open state, and when the machine head 100 is in the open state, the machine head 100 is turned downwards to form the butt joint with the pan body 400 by manual pressing.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.

Claims

1. The utility model provides a pressure cooking utensil, includes the organism and the pot body, be provided with steam generator in the organism, the pot body is including pot body and pot cover, its characterized in that, pot cover and pot body lock form the culinary art chamber, be equipped with intercommunication steam generator's steam guide tube on the pot cover, the steam guide tube is equipped with the steam hole of jet pressure steam, and the steam guide tube stretches into jet pressure steam in the pressure culinary art chamber is in order to improve culinary art intracavity pressure fast to stir the heating and eat the material under pressure state.

2. A pressure cooker as claimed in claim 1 wherein the body includes a body and a head and a base extending from upper and lower ends of one side of the body, the head and base being spaced apart to define an open space for receiving the pot.

3. The pressure cooking appliance of claim 2, wherein the head is pressed against the lid, the head is provided with an abutting portion, the lid is provided with an air inlet channel, the steam guide pipe abuts against the air inlet channel, and the abutting portion and the air inlet channel are in sealed abutting communication when the head is pressed against the lid.

4. A pressure cooking appliance as claimed in claim 3, wherein a one-way valve is provided in the air inlet passage, the one-way valve allowing only steam to flow from the air inlet passage to the cooking chamber.

5. The pressure cooking appliance of claim 4, wherein a lifting seat capable of moving up and down is provided in the head, the abutting portion is provided on the lifting seat, and the abutting portion abuts against the lid when the lifting seat is lowered.

6. The pressure cooking appliance of claim 4, wherein the head is provided on the body in a reversible manner, the docking portion is docked with the lid when the head is closed, and the docking portion is undocked from the lid when the head is opened.

7. Pressure cooking appliance according to claim 2, 3 or 4, characterised in that the steam guide duct is detachably arranged on the pot cover.

8. Pressure cooking appliance according to claim 1, wherein the lid is provided with at least one venting channel, wherein one venting channel is provided with a pressure limiting valve.

9. A pressure cooking appliance as claimed in claim 3, wherein the lid is provided with a handle, the air inlet passage is provided in the handle, and the abutment portion is pressed against an upper end face of the handle.

10. Pressure cooking appliance according to claim 3 or 9, wherein a seal is provided between the abutment and the air inlet channel.