CN217524612U - Cooking utensil - Google Patents

Abstract

The utility model discloses a cooking utensil, including a kind of deep pot body, a kind of deep pot lid and inner bag, a kind of deep pot lid is established on the a kind of deep pot body, the separable setting of inner bag a kind of deep pot is internal, be formed with inclosed steam chamber between a kind of deep pot body and the inner bag, the bottom in steam chamber is equipped with heating device, the water in heating device heating steam intracavity and steam production, so that the steam chamber forms the pressure environment, cooking utensil still includes controlling means, controlling means can adjust the pressure in the steam chamber to make the steam temperature of steam intracavity remain stable. The utility model has the advantages of even heating and good cooking effect.

Description

Cooking utensil

Technical Field

The utility model belongs to the domestic appliance field especially relates to a cooking utensil.

Background

In the related art, in a cooking appliance such as an electric cooker or a pressure cooker, a heating device such as a heating plate or an electromagnetic heating wire coil is generally disposed in a cooker body to heat an inner container, so as to cook rice in the inner container. However, the heating mode heats the bottom wall of the inner container, and then the bottom wall transfers heat to the side wall of the inner container and rice in the inner container, so that the inner container is heated unevenly, the temperature of the bottom wall is higher, the temperature of the side wall is relatively lower, the cooking effect of the rice is reduced, and when the bottom wall of rice grains is contacted with the high temperature, the rice grains are easily pasted and adhered on the inner container, and the use experience of a user is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that the deficiency of the prior art is overcome and a cooking utensil is provided, which has the advantages of even heating and good cooking effect.

In order to achieve the above purpose, the specific technical solution of the present invention is as follows:

the utility model provides a cooking utensil, includes a kind of deep pot body, a kind of deep pot lid and inner bag, a kind of deep pot lid is established on the a kind of deep pot body, the separable setting of inner bag is internal in the a kind of deep pot, wherein, be formed with inclosed steam chamber between the body of deep pot and the inner bag, the bottom in steam chamber is equipped with heating device, heating device heats the water in the steam chamber and produces steam, so that the steam chamber forms the pressure environment, cooking utensil still includes controlling means, controlling means can adjust the pressure in the steam chamber, so that the steam temperature in the steam chamber keeps stable.

In an embodiment of the present invention, the control device has a temperature sensor disposed in the pot body and an exhaust valve communicated with the steam chamber, and the control device can open and close the exhaust valve.

In an embodiment of the present invention, the temperature sensor is a first temperature sensor for measuring the temperature of the inner container, the bottom of the steam cavity is provided with a protrusion, and the first temperature sensor is disposed on the protrusion.

In an embodiment of the present invention, the protruding outer edge is provided with a first sealing ring to seal the gap between the protrusion and the inner container.

In an embodiment of the utility model, the temperature sensor is the second temperature sensor of measuring steam temperature, the second temperature sensor set up the a kind of deep pot body with between the inner bag.

In an embodiment of the utility model, the cooking utensil still includes exhaust passage, the steam chamber is equipped with steam discharge port, exhaust passage's one end pass through steam discharge port with the steam chamber communicates, and the other end communicates with external atmosphere, discharge valve sets up on the exhaust passage.

The utility model discloses an in one embodiment, exhaust passage includes first passageway and second passageway, the first passageway sets up on the a kind of deep pot body, the second passageway sets up a kind of deep pot is covered a kind of deep pot cover under the state that a kind of deep pot cover lid closed, first passageway and second passageway communicate each other.

In one embodiment of the present invention, the inner container is provided with a first fixing portion, the pot body is provided with a second fixing portion, and the first fixing portion and the second fixing portion cooperate with each other to fix the inner container on the pot body.

In an embodiment of the present invention, the periphery of the opening of the inner container is extended to form a container edge, and a second sealing ring is disposed between the container edge and the cooker body to seal the gap between the container edge and the cooker body.

In an embodiment of the present invention, the steam temperature in the steam chamber is not higher than 120 ℃.

After the technology is adopted, the utility model has the advantages that:

the heating device heats the water in the steam cavity and generates steam, and the steam can uniformly diffuse in the steam cavity, so that the inner container can be uniformly heated, and rice pasting caused by local overheating is avoided; meanwhile, because the steam cavity has a closed environment, the generated steam can gradually increase the pressure in the steam cavity, so as to increase the temperature of the steam, so that the temperature of the steam in the steam cavity can be higher than 100 ℃, and the rice-water mixture in the liner can continuously absorb heat from the steam and finally boil, thereby realizing boiling cooking of rice, avoiding the phenomenon that the liner does not boil due to no temperature difference between the inside and the outside of the liner wall, and improving the cooking effect of the rice; and, controlling means can adjust the pressure of steam intracavity, and then can carry out comparatively accurate control to the temperature, makes steam temperature stable at the default, ensures that rice can cook under suitable temperature, further improves the culinary art effect of rice.

These features and advantages of the present invention will be disclosed in more detail in the following detailed description and the accompanying drawings.

Drawings

Fig. 1 is a schematic structural diagram of the cooking appliance according to an embodiment of the present invention;

fig. 2 is a cross-sectional view of the cooking appliance according to an embodiment of the present invention;

FIG. 3 is an enlarged view of a portion A of FIG. 2;

fig. 4 is a schematic structural view of the outer pot and the inner pot according to an embodiment of the present invention;

fig. 5 is a schematic structural view of the pot cover according to an embodiment of the present invention;

fig. 6 is a sectional view of the pot cover according to an embodiment of the present invention;

fig. 7 is an exploded view of the cooking device according to an embodiment of the present invention.

Reference numerals: a pot cover 100; a top seal ring 110; a steam passage 120; a pot body 200; a housing 201; a base 202; an outer pot 203; a heating device 210; an exhaust valve 220; a first temperature sensor 221; a second temperature sensor 222; the protrusions 230; a first seal ring 240; a second seal 241; a second fixing portion 250; an inner container 300; a first fixing portion 310; a bladder rim 320; a handle 330; a steam chamber 400; a steam discharge port 410; a cooking chamber 500; a first channel 610; an exhaust hole 611; a second channel 620; connecting conduit 621.

Detailed Description

For better understanding of the objects, structure and functions of the present invention, the present invention will be described in detail with reference to the accompanying drawings. It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict.

Referring to fig. 1 to 7, the cooking appliance provided in this embodiment includes a pot body 200, a pot cover 100 and an inner container 300, the pot cover 100 is covered on the pot body 200, the inner container 300 is detachably disposed in the pot body 200, a closed steam cavity 400 is formed between the pot body 200 and the inner container 300, a heating device 210 is disposed at the bottom of the steam cavity 400, the heating device 210 heats water in the steam cavity and generates steam, so that the steam cavity 400 forms a pressure environment, and the cooking appliance further includes a control device, which can adjust the pressure in the steam cavity, so that the steam temperature in the steam cavity remains stable.

Specifically, the pot cover 100 and the pot body 200 may be separately arranged or hinged, the top sealing ring 110 is arranged on the pot cover 100, and when the pot cover 100 is covered on the pot body 200, the top sealing ring 110 is in sealing contact with the inner container 300, so that the cooking cavity 500 is formed between the pot cover 100 and the inner container 300. The cooking cavity 500 can contain food to be cooked, such as rice, the cooking cover 100 is provided with the steam channel 120 which runs through the cooking cover, and steam generated during cooking food can be discharged from the steam channel 120 out of the cooking cavity 500. The cooker body 200 comprises a shell 201, a base 202 and an outer pot 203, the bottom end of the shell 201 is jointed above the base 202, the outer pot 203 is arranged in a space formed by the shell 201 and the base 202, the outer pot 203 is provided with a cylindrical accommodating space, the inner container 300 is detachably arranged in the accommodating space, and a steam cavity 400 is formed between the inner container and the outer pot 203, so that a user can conveniently clean scale in the steam cavity 400, and the service life of a product is prolonged. The heating device 210 is preferably a heating pipe, and heats the water in the steam cavity 400 through the heating pipe, so that the structure is simple and the cost is low. Of course, the heating device 210 may also adopt some other heating forms such as electromagnetic heating, and is not limited in particular.

It should be noted that the present invention does not specifically limit the pressure regulating manner of the control device, for example, in a specific embodiment, the control device can control the heating device 210 to intermittently heat, cool the steam cavity when the heating device is not heating to realize pressure reduction, and control the heating device to heat to realize pressure increase; in another specific embodiment, the control device can control the exhaust of the steam cavity to realize pressure reduction, and control the heating device to heat to realize pressure increase. Of course, the control device may also adopt a combination of the two embodiments, or adopt other pressure control manners, and is not limited in particular herein.

The heating device 210 heats the water in the steam cavity 400 and generates steam, and the steam can uniformly diffuse in the steam cavity 400, so that the inner container 300 can be uniformly heated, and the phenomenon that rice is burnt due to local overheating is avoided; meanwhile, because the steam cavity 400 is provided with a closed environment, the generated steam can gradually increase the pressure in the steam cavity 400, so that the temperature of the steam is increased, the temperature of the steam in the steam cavity 400 can be higher than 100 ℃, the rice-water mixture in the liner can continuously absorb heat from the steam and finally boil, the boiling cooking of rice is realized, the phenomenon that the rice in the liner does not boil due to no temperature difference between the inside and the outside of the liner wall is avoided, and the cooking effect of the rice is improved; and, controlling means can adjust the pressure of steam intracavity, and then can carry out comparatively accurate control to the temperature, makes steam temperature stable at the default, ensures that rice can cook under suitable temperature, further improves the culinary art effect of rice. In addition, compared with a heating mode of directly introducing steam into rice, the embodiment adopts high-temperature steam to heat the liner wall of the liner, so that the condition that the rice is wet due to direct contact of the steam and the rice can be avoided, and the taste of the rice is improved.

In some embodiments of the present invention, the control device has a temperature sensor disposed in the pot body and an exhaust valve 220 communicated with the steam cavity, and the control device can open and close the exhaust valve 220. The temperature of steam is different under the different pressure, carries out temperature detection through temperature sensor to utilize opening and close of discharge valve 220 to regulate and control the pressure in steam cavity, and then can adjust the temperature of steam, realize procedure automatic control, make the use of product more convenient.

Referring to fig. 2 and 3, in a specific embodiment, the temperature sensor is a first temperature sensor 221 for measuring the temperature of the inner container, the bottom of the steam chamber 400 is provided with a protrusion 230, and the first temperature sensor 221 is arranged on the protrusion 230.

More specifically, the protrusion 230 is integrally formed with the outer pot 203 and protrudes toward the inner container, and when the inner container 300 is placed in the outer pot 203, the first temperature sensor 221 can contact with the bottom of the inner container 300. In the cooking process, the first temperature sensor 221 detects the temperature of the bottom wall of the inner container 300, and transmits the detection result to the control device, the control device controls the opening and closing state of the exhaust valve 220 according to the detected temperature of the inner container so as to adjust the steam temperature in the steam cavity, and then the temperature of the rice-water mixture in the inner container is maintained in a set temperature range, so that the cooking state of rice is ensured, and the cooking effect of the rice is improved.

Of course, the first temperature sensor 221 may not be disposed below the inner container, and may be disposed at another position, which is not particularly limited herein.

Further, referring to fig. 3, the outer edge of the protrusion 230 is provided with a first sealing ring 240 to seal a gap between the protrusion 230 and the inner container 300. Through setting up first sealing washer 240, can form a relatively independent temperature measurement space in inner bag bottom, avoid outside steam to disturb first temperature sensor 221 to obtain more accurate testing result.

In a specific embodiment, the temperature sensor is a second temperature sensor 222 for measuring the temperature of steam, and the second temperature sensor 222 is disposed between the pot body 200 and the inner pot 300. The specific position of the second temperature sensor 222 can be set according to actual requirements, in this embodiment, as shown in fig. 2, the second temperature sensor 222 is disposed on the sidewall of the outer pot 203, extends into the steam cavity 400 to detect the temperature of the steam, and feeds the detection result back to the control device to control the opening and closing of the exhaust valve 220.

Of course, in some other embodiments, the control device may be provided with both the first temperature sensor 221 for measuring the temperature of the inner container and the second temperature sensor 222 for measuring the temperature of the steam, and the temperature variation during cooking can be determined by combining the detection results of the first temperature sensor 221 and the second temperature sensor 222, so as to improve the accuracy of temperature detection.

During the use, firstly add appropriate amount of water in outer pot 203, put into outer pot 203 with inner bag 300 again, after covering a kind of deep pot lid 100 and starting cooking utensil's cooking function, the steam that produces in the culinary art chamber 400 begins to heat inner bag 300, controlling means then controls opening and close of discharge valve 220 according to the temperature information control that first temperature sensor 221 and/or second temperature sensor 222 fed back, and then adjusts steam chamber 400 internal gas pressure, realizes the accurate control to the temperature, makes rice can cook under suitable temperature.

It is understood that the control device may not be provided with a temperature sensor, but may measure the pressure of the steam by using a pressure sensor, and the temperature of the steam in the steam cavity is represented by the pressure, so as to control the temperature.

In some embodiments of the present invention, referring to fig. 2, 4, 5 and 6, the cooking utensil further includes an exhaust passage, the steam chamber 400 is provided with a steam discharge port 410, one end of the exhaust passage is communicated with the steam chamber 400 through the steam discharge port 410, the other end is communicated with the external atmosphere, and the exhaust valve 220 is disposed on the exhaust passage.

Alternatively, one end of the exhaust channel, which is communicated with the outside atmosphere, may be disposed on the pot body 200, or may be disposed on the pot cover 100, and those skilled in the art may set the exhaust channel according to specific situations.

In a specific embodiment, referring to fig. 4 and 6, the exhaust passage includes a first passage 610 and a second passage 620, the first passage 610 is provided on the pot body 200, the second passage 620 is provided on the pot cover 100, and the first passage 610 and the second passage 620 are communicated with each other in a state that the pot cover is closed.

More specifically, referring to fig. 4 and 5, the exhaust valve 220 is provided on the first passage 610, one end of the first passage 610 communicates with the steam chamber 400 through the steam discharge port 410, the other end has an exhaust hole 611 provided on the pot body 200, the second passage 620 is provided with a connection guide 621, and when the pot cover 100 is closed to the pot body 200, the connection guide 621 is inserted into the exhaust hole 611 to enable the communication between the first passage 610 and the second passage 620.

Further, referring to fig. 6, the second passage 620 communicates with the cooking chamber 500 so that steam generated in the steam chamber 400 is introduced into the cooking space 500 after cooking is completed to perform a supplementary cooking operation on the rice, thereby improving the quality of the rice.

Optionally, referring to fig. 6, the second channel 620 is communicated with the steam channel 120, so that the steam channel is reused, and a hole is not formed in the cooker cover 100, thereby reducing the cost.

In some embodiments of the present invention, referring to fig. 4 and 7, the inner container 300 is provided with a first fixing portion 310, the pot body 200 is provided with a second fixing portion 250, and the first fixing portion 310 and the second fixing portion 250 cooperate with each other to fix the inner container 300 on the pot body 200. The arrangement can relatively fix the positions of the inner container 300 and the cooker body 200, prevent the inner container 300 from floating upwards greatly when the pressure in the steam cavity is increased, and ensure the sealing property in the steam cavity 400.

Specifically, the first fixing portion 310 is a flange disposed at the opening of the inner container, and the second fixing portion 250 is a clamping seat disposed on the outer pot. The flanges and the clamping seats are multiple, the inner container 300 is rotated along the horizontal direction, the flanges are screwed into the clamping seats, the flanges and the clamping seats are in one-to-one corresponding clamping fit, the inner container 300 and the cooker body 200 can be relatively fixed, the structure is simple, and the cooker is easy to realize.

Optionally, referring to fig. 4 and 7, a handle 330 may be disposed at the mouth of the inner container 300 to facilitate the user to hold the handle to complete the fixation of the inner container 300 and the cooker body 200.

Of course, the first fixing portion 310 and the second fixing portion 250 may also take other forms, and are not limited in detail herein. For example, the first fixing portion 310 is formed by providing a first screw thread on the inner pot 300, the second fixing portion 250 is formed by providing a second screw thread on the outer pot 203, and the first screw thread and the second screw thread are screwed to fix the inner pot 300 to the pot body 200.

In a specific embodiment, referring to fig. 2, 4 and 7, the periphery of the mouth of the inner container is extended to form a container edge 320, and a second sealing ring 241 is arranged between the container edge 320 and the pot body 200 to seal the gap between the container edge 320 and the pot body 200. The arrangement can keep the steam cavity 400 in a good sealing effect, and ensure that a pressure environment can be formed in the steam cavity 400, so that the temperature of steam can be higher than 100 ℃, and the boiling cooking of rice is realized.

Optionally, the sealing ring may be fixed on the inner container 300, or may be fixed on the cooker body 200, or may be fixed by clamping, gluing, or bolts, or may adopt some other forms. Illustratively, the pot body 200 is provided with a sealing ring mounting groove, a part of the second sealing ring 241 is clamped and fixed in the mounting groove, the other part of the second sealing ring 241 protrudes out of the pot body 200, and when the liner 300 is mounted on the pot body 200, the protruding part of the second sealing ring 241 is pressed between the liner 320 and the pot body 200 to realize sealing.

In some embodiments of the present invention, the temperature of the steam in the steam chamber is not higher than 120 ℃. Generally, when the temperature of the rice exceeds 120 ℃, the rice is easy to gelatinize and stick to the pot, and the probability of bottom gelatinization of the rice during cooking can be reduced by enabling the steam temperature to be not higher than 120 ℃.

Specifically, the temperature of the steam in the steam cavity can be a plurality of different values, for example, the temperature can be set within the range of 100-120 ℃ in the boiling stage, and the temperature can be set within the range of 100-105 ℃ in the stewing stage, so as to meet different requirements of the rice on the temperature in different cooking stages and ensure that the cooking effect of the rice is better. Of course, the steam temperature in the steam cavity can also be a single value, for example, the steam temperature can be set to be about 103 ℃, so that the rice-water mixture can be boiled, and the rice is not easy to be burnt due to overhigh temperature.

Optionally, the embodiment of the utility model provides an in the cooking utensil can be electric rice cooker or electric pressure cooker, also can be other electrical product that are used for the culinary art to eat the material, and the utility model provides an in the embodiment of the cooking utensil except having the function of culinary art rice, can also have various functions such as cooking congee, a kind of deep pot hot water.

It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes or equivalents may be substituted for elements thereof by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application are intended to be covered by the present invention.

Claims (10)

1. The utility model provides a cooking utensil, includes a kind of deep pot body, a kind of deep pot lid and inner bag, a kind of deep pot lid is established on the a kind of deep pot body, the separable setting of inner bag is internal in the a kind of deep pot, its characterized in that, be formed with inclosed steam chamber between the a kind of deep pot body and the inner bag, the bottom in steam chamber is equipped with heating device, heating device heats the water in the steam chamber and produces steam, so that the steam chamber forms the pressure environment, cooking utensil still includes controlling means, controlling means can adjust the pressure in the steam chamber, so that the steam temperature in the steam chamber keeps stable.

2. The cooking appliance of claim 1, wherein the control device has a temperature sensor disposed within the pot and an exhaust valve in communication with the steam chamber, the control device being capable of opening and closing the exhaust valve.

3. The cooking appliance according to claim 2, wherein the temperature sensor is a first temperature sensor for measuring the temperature of the inner container, a protrusion is arranged at the bottom of the steam cavity, and the first temperature sensor is arranged on the protrusion.

4. The cooking appliance of claim 3, wherein the outer edge of the protrusion is provided with a first sealing ring to seal a gap between the protrusion and the inner container.

5. The cooking appliance of claim 2, wherein the temperature sensor is a second temperature sensor that measures the temperature of steam, the second temperature sensor being disposed between the pot body and the inner pot.

6. The cooking appliance according to any one of claims 2 to 5, further comprising an exhaust passage, wherein the steam chamber is provided with a steam discharge port, one end of the exhaust passage is communicated with the steam chamber through the steam discharge port, the other end of the exhaust passage is communicated with the external atmosphere, and the exhaust valve is arranged on the exhaust passage.

7. The cooking appliance according to claim 6, wherein the air discharge passage includes a first passage provided on the pot body and a second passage provided on the pot cover, the first passage and the second passage being communicated with each other in a state where the pot cover is closed.

8. The cooking appliance of claim 1, wherein said inner bladder is provided with a first securing portion and said body is provided with a second securing portion, said first securing portion and said second securing portion cooperating to secure said inner bladder to said body.

9. The cooking appliance according to claim 8, wherein a rim is extended from the periphery of the opening of the inner container, and a second sealing ring is arranged between the rim and the pot body to seal the gap between the rim and the pot body.

10. The cooking appliance of claim 1, wherein the temperature of the steam within the steam cavity is no greater than 120 ℃.

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