CN214964502U - Steam cooking utensil - Google Patents

Abstract

An embodiment of the utility model provides a steam cooking utensil, including a kind of deep pot body, a kind of deep pot lid, steam generator and locate the inner bag in the a kind of deep pot body, steam generator includes that heating device, lid establish heating device's heat exchange board, forms the steam chamber that produces steam between heat exchange board and the heating device, and heat exchange board laminating inner bag outer wall is in order to heat the inner bag outer wall, and inside steam chamber passed through steam channel intercommunication inner bag in order to heat the inner bag, the heat exchange board was the metal sheet.

Description

Steam cooking utensil

Technical Field

The embodiment of the utility model provides a but not limited to cooking utensil field, more specifically relates to a steam cooking utensil.

Background

Most of existing cooking appliances adopting a steam heating mode are conductive to the inner container through steam generated by the steam generator, so that the steam carrying heat heats and cooks food materials from the inside of the inner container. However, in the initial stage of cooking, the ambient temperature inside the inner container is low, and after high-temperature steam generated by the steam generator enters the inner container, the high-temperature steam is influenced by low temperature to easily form condensed water, so that the steam cooking effect is influenced; and the comdenstion water assembles in the bottom of inner bag easily, thereby soaks the food that is located the inner bag bottom and influences the culinary art quality.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that overcome prior art not enough and provide a steam cooking utensil, solve the unsatisfactory problem of current steam cooking utensil culinary art effect.

In order to solve the technical problem, the utility model adopts the following technical scheme:

an embodiment of the utility model provides a steam cooking utensil, include a kind of deep pot body, a kind of deep pot lid, steam generator and locate inner bag in the a kind of deep pot body, steam generator includes that heating device, lid establish heating device's heat exchange board, forms the steam chamber that produces steam between heat exchange board and the heating device, and heat exchange board laminating inner bag outer wall is in order to heat the inner bag outer wall, and the steam chamber passes through inside steam channel intercommunication inner bag in order to heat the inner bag. The embodiment of the utility model provides an in steam cooking utensil, when eating the material to in the inner bag and cook, steam generator work is in order to produce the steam of high temperature in the steam chamber, the steam of high temperature heats the heat exchange plate earlier before getting into steam channel, because heat exchange plate laminating inner bag outer wall, the heat exchange plate that has passed through steam heating can heat the inner bag, make inner bag rapid heating up, steam that has heated the heat exchange plate enters into the inner bag through steam channel inside, eat the material in the inner bag and heat. Such setting compares in traditional steam cooking utensil, has increased the heating contact surface, has increased the heating to the inner bag promptly, and steam heats the inner bag earlier through the heat exchange board before getting into the inner bag, helps reducing the steam and gets into the temperature difference with inner bag internal environment when the inner bag for the problem of easy condensation has obtained the optimization in the inner bag for high temperature steam gets into, has reduced the production of comdenstion water. If produce the comdenstion water, the comdenstion water contacts with the inner bag, because the inner bag is being heated by the heat exchange board continuously, also can evaporate to a certain extent after the comdenstion water is heated, forms steam heating edible material once more to the culinary art quality has been optimized. The heat exchange plate continuously heats the inner bag outer wall, and the cooperation gets into the high temperature steam in the inner bag, the embodiment of the utility model provides a steam cooking utensil can cook the edible material in the inner bag from the inside and outside both sides of inner bag respectively, has optimized the culinary art effect for the heating is more even.

In an exemplary embodiment, the steam generator is disposed at the bottom of the pot body, the heat exchange plate cover is disposed above the heating means, and the bottom of the inner container is placed on the heat exchange plate. In the embodiment of the utility model, the steam generator is arranged below the inner container, and the heat exchange plate is contacted with the bottom of the inner container, in this state, the heat exchange plate is just positioned at the top of the steam cavity, and when the steam generator works, high-temperature steam can spontaneously move upwards according to the characteristics of heat convection, namely flows towards the heat exchange plate, so that the heating effect of the steam on the heat exchange plate is optimized; simultaneously inner bag bottom and heat exchange plate in close contact with for the heat can directly conduct between the courage wall of heat exchange plate and inner bag, has optimized the heat-conduction effect between heat exchange plate and the courage wall, and then has ensured the heating effect of steam to the courage wall.

In an exemplary embodiment, the upper surface of the heat exchange plate is in the shape of an arc conforming to the liner. The embodiment of the utility model provides an in, steam generator sets up in the inner bag below, and the shape that the heat exchange plate upper surface design becomes the laminating inner bag simultaneously helps laminating completely with the inner bag bottom to optimize the heat-conduction effect of heat exchange plate and inner bag bottom. Meanwhile, the lower surface of the heat exchange plate can be designed into the same shape as the upper surface, which is beneficial to increasing the contact area of the steam and the heat exchange plate, thereby improving the heat exchange effect.

In an exemplary embodiment, the heat exchange plate is convexly arranged at the bottom inside the pot body or is smoothly transited with the inside of the pot body. The heat exchange plate can make the adjustment of adaptability according to the overall arrangement of the cooking utensil inner structure of different models to improve the practicality of heat exchange plate, can utilize convex heat exchange plate to carry out the auxiliary stay to the inner bag simultaneously.

In one exemplary embodiment, the steam cavity comprises a water containing part and a steam part which is positioned above the water containing part and used for collecting steam, so that the water level in the steam cavity is positioned below the heat exchange plate, and the steam in the steam part heats the heat exchange plate to heat the liner. The embodiment of the utility model provides an in, when steam cooking utensil need cook, extract a certain amount of water and get into water containing portion from the water tank in to the steam cavity through the water pump, heating device heats the water in the water containing portion in order to produce high-temperature steam in steam portion, it eats material to get into the inner bag heating through steam channel behind the high-temperature steam heating heat exchange board, the back is accomplished in the culinary art, can make steam generator stop to carrying steam in the inner bag, and keep warm to the inner bag through the waste heat of water containing portion normal water, help slowing down the cooling rate of eating the material in the inner bag. Or the temperature of the water in the water containing part can be controlled by adjusting the heating power of the heating device, so that the food material in the inner container is always kept in a temperature range, the practicability of the steam cooking appliance is improved, and the use experience of a user is optimized.

In an exemplary embodiment, the steam part side wall is provided with a steam outlet, which communicates with the steam channel. The arrangement of the side of the steam outlet allows sufficient space for the arrangement of the heat exchange, reducing the possibility of interference between the steam channel connecting the steam outlet and the heat exchange plate.

In an exemplary embodiment, a pressurized spoiler is provided at the steam outlet. The setting of pressure boost vortex piece can play certain hindrance effect to the steam that flows to steam outlet department in the steam chamber, the dwell time of steam in the steam chamber has been increased, compare in the condition that does not set up pressure boost vortex piece, the pressure in the steam chamber can obtain the promotion of certain degree, thereby make the steam that gets into in the steam passageway form certain pressure, steam that gets into in the inner bag from the steam passageway under certain pressure this moment has better permeability and diffusivity in eating the material, make the edible material in the inner bag can obtain more even heating, the heating effect has been optimized, the culinary art quality has been promoted.

In an exemplary embodiment, the cooker cover is provided with a steam conduit extending into the inner container, and the steam conduit is communicated with the steam channel. When this steam cooking utensil cooks, the steam pipe can stretch into the middle part of piling up the edible material in interior pot for steam can by interior and outer diffusion and heating food, makes the food in the middle of like this can be heated earlier, and heats to peripheral edible material conduction heat, has optimized the culinary art effect.

In an exemplary embodiment, the heat exchange plate is inclined toward an end of the steam outlet to raise a discharge pressure of the steam. The embodiment of the utility model provides an in, the lower extreme of heat exchange plate is towards steam outlet's direction slope to make the vertical height of steam portion reduce gradually to one side that is provided with steam outlet by one side of keeping away from steam outlet, such setting is because steam space shrinks gradually when flowing to steam outlet makes the inside extrusion that produces of steam, thereby has promoted steam from steam outlet exhaust pressure.

In an exemplary embodiment, the heat exchange plate is less than 5mm with inner bag outer wall laminating clearance, the embodiment of the utility model provides an, "laminating" indicates that the clearance is not more than 5 mm's state between the two, for example, heat exchange plate and the laminating of inner bag outer wall indicate that the biggest interval between inner bag outer wall and the one side of heat exchange plate orientation inner bag outer wall is not more than 5 mm. If the clearance is too large, the heat conduction effect of the heat exchange plate on the outer wall of the inner container can be influenced.

Additional features and advantages of embodiments of the invention will be set forth in the description which follows.

Drawings

The accompanying drawings are included to provide a further understanding of the embodiments of the present invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the embodiments of the invention and not to limit the embodiments of the invention.

Fig. 1 is an exploded view of a steam cooking appliance according to an embodiment of the present invention;

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

fig. 3 is a schematic cross-sectional view of a steam cooking appliance according to an embodiment of the present invention;

fig. 4 is a schematic cross-sectional view of a steam cooking appliance according to an embodiment of the present invention.

Reference numerals:

1. a pot body; 2. a pot cover; 3. a steam generator; 30. a heating device; 31. a heat exchange plate; 32. a steam chamber; 321. a water containing part; 322. a steam section; 323. a steam outlet; 4. a steam channel; 5. an inner container; 6. a pressure boosting spoiler; 8. a steam conduit.

Detailed Description

Embodiments of the present invention will be described with reference to the accompanying drawings. It should be noted that the embodiments and features of the embodiments in the present application may be arbitrarily combined with each other without conflict.

As shown in fig. 1 and 2, a steam cooking appliance comprises a pot body 1, a pot cover 2, a steam generator 3 and a liner 5 arranged in the pot body 1, wherein the steam generator 3 comprises a heating device 30, a heat exchange plate 31 covering the heating device 30, a steam cavity 32 for generating steam is formed between the heat exchange plate 31 and the heating device 30, the heat exchange plate 31 is attached to the outer wall of the liner 5 to heat the outer wall of the liner 5, the steam cavity 32 is communicated with the liner 5 through a steam channel 4 to heat the inside of the liner 5, the steam cooking appliance further comprises a water pump and a water tank, water for generating steam is pre-stored in the water tank, the water pump is used for pumping pre-stored water from the water tank to the steam cavity 32, and since the water in the water tank is finally converted into steam to be directly contacted with food in the liner 5, the stored water adopts tap water, mineral water and purified water as much as possible, and the purified water is preferred, such as using water containing mineral water, Tap water, when used for a short time, can cause the scaling and blocking of the steam generator 3, and cannot work. When food in the inner container 5 needs to be cooked, the water tank conveys water into the steam cavity 32 through the water pump, the heating device 30 heats the water in the steam cavity 32 to enable the water to be converted into high-temperature steam in the steam cavity 32, and in the working process of the heating device 30, a part of heat is also transferred to the heat exchange plate 31 through original air in the steam cavity 32 and gradually formed steam, and then is transferred to the inner container 5 through the heat exchange plate 31, namely, the inner container 5 is gradually heated under the influence of the transferred heat when the heating device 30 starts to heat the water in the steam cavity 32; after the steam is generated, the steam flows through the heat exchange plate 31, part of heat is transferred to the inner container 5 through the heat exchange plate 31, and then flows out of the steam cavity 32 through the steam channel 4 and enters the inner container 5 to heat food materials; because heat exchange plate 31 laminates 5 outer walls of inner bag, heat exchange plate 31 through steam heating can heat inner bag 5 for the courage wall rapid heating up of inner bag 5, thereby reduce steam and the difference in temperature between 5 courage walls of inner bag when getting into inner bag 5, inner bag 5 also can heat to the edible material that holds in the inner bag 5 through the courage wall simultaneously. Compare and keep warm the processing through insulation material to steam chamber 32 among the prior art, this scheme can utilize the heat that steam chamber 32 outwards gived off, through setting up the heat transfer board in order to increase the heating contact surface, heats inner bag 5 when producing steam for the problem of easy condensation has obtained the optimization in high temperature steam gets into inner bag 5, has reduced the production of comdenstion water. And after the generated condensed water contacts the inner container 5, the evaporation of the condensed water can be accelerated because the inner container 5 is continuously heated by the heat exchange plate 31, thereby optimizing the cooking quality. The utility model discloses in, "laminating" indicates that the clearance is not more than 5 mm's state between the two, for example, the laminating of 5 outer walls of heat exchange plate 31 and inner bag indicates that 5 outer walls of inner bag and heat exchange plate 31 are not more than 5mm towards the biggest interval between the one side of 5 outer walls of inner bag. If the clearance is too large, the heat conduction effect of the heat exchange plate on the outer wall of the inner container 5 is affected.

Preferably, steam generator 3 sets up in the pot body 1 bottom, steam chamber 32 is located the pot body 1 and is located the inner bag 5 below, make heat exchange plate 31 towards the bottom of inner bag 5 and set up with the bottom laminating of inner bag 5, steam that steam generator 3 during operation produced can be spontaneous flows to heat exchange plate 31 that is located steam chamber 32 top, make heat exchange plate 31 can fully obtain the heating of steam, heat exchange plate 31 heats inner bag 5 from the bottom of inner bag 5, help optimizing the heating effect to inner bag 5, make inner bag 5 be heated comparatively evenly. In addition, the upper surface of the heat exchange plate 31 can be arranged into an arc shape which is attached to the outer wall of the liner 5, and the heat conduction effect between the heat exchange plate 31 and the wall of the liner 5 is optimized.

Of course, the utility model discloses in the middle of, the position of steam chamber 32 and heat exchange plate 31 also can set up the side at inner bag 5 for heat exchange plate 31 laminates the lateral wall of inner bag 5, and the adjustment of adaptability can be made according to the inner structure of the a kind of deep pot body 1 to concrete mode of setting.

The laminating state that does not contact with inner bag 5 bottom can be set to heat exchange plate 31 upper surface, owing to there is the user to take out the inner bag 5 from the a kind of deep pot body 1 and fill the edible material or carry out abluent condition, set up like this and can prevent that inner bag 5 from being got when putting with the contact plate contact, the wearing and tearing that have reduced between inner bag 5 and the heat exchange plate 31 and collided with, the life of inner bag 5 with heat exchange plate 31 has been ensured, thereby the impaired influence heating effect's of heat exchange plate 31 possibility has been reduced.

The cooker cover 2 is provided with a steam conduit 8 extending into the inner container 5, and the steam conduit 8 is communicated with the steam channel 4. When this steam cooking utensil cooks, steam conduit 8 can stretch into the middle part of the edible material of piling up in interior pot for steam can be from the diffusion and the heating food of interior to exterior in the accumulational edible material.

As shown in fig. 3, the heat exchange plate 31 can be set to a bonding state contacting with the bottom of the inner container 5, the upper surface of the heat exchange plate 31 is in a shape matching with the bottom surface of the inner container 5, when the inner container 5 is placed in the cooker body 1, the bottom of the inner container 5 is in close contact with the upper surface of the heat exchange plate 31 without a gap, air between the heat exchange plate 31 and the bottom of the inner container 5 is greatly reduced, so that more heat of the heat exchange plate 31 can be directly transferred to the inner container 5 without passing through other media, and the heating effect of the heat exchange plate 31 on the inner container 5 is optimized.

Preferably, the lower end surface of the heat exchange plate 31 may be provided in a shape recessed toward the inside of the steam cavity 32, which can increase the contact area of the steam with the lower end surface compared to a planar arrangement, thereby optimizing the heat exchange effect between the steam and the heat exchange plate. On the other hand, the lower end surface of the heat exchange plate 31 can be provided with a convex rib, the convex rib can improve the strength of the heat exchange plate 31, meanwhile, the contact area of the heat exchange plate 31 and steam can be increased, and the heating effect of the steam on the heat exchange plate 31 is further optimized. The protruding muscle can be concentric circles and establish a plurality of rings in the bottom ring, also can set to a plurality of rectangular shapes and parallel arrangement between two liang, the utility model discloses do not inject to the shape of protruding muscle and arrange, as long as can realize all of above-mentioned technological effect.

Preferably, the lower end surface of the heat exchange plate 31 is inclined in a direction facing the steam outlet 323 such that the vertical height of the steam part 322 is gradually reduced from a side away from the steam outlet 323 to a side where the steam outlet 323 is disposed, and the lower end surface of the heat exchange plate 31 may be disposed in a stepped shape or may be in a smooth transition form, which is not limited again. This arrangement raises the pressure of the steam discharged from the steam outlet 323 by causing a compression between the insides of the steam due to the gradual contraction of the space of the steam chamber 32 when the steam flows toward the steam outlet 323. According to the configuration of the internal structure of the pot body 1, the heat exchange plate 31 can be protruded from the inner bottom of the pot body 1 or can be configured to have a smooth transition between the upper surface and the inner wall of the pot body 1, or the inner wall of the accommodating cavity for accommodating the inner container 5.

The utility model discloses in the middle of, heat exchange plate 31 can be the metal sheet, adopts the metal material that the heat conductivility is good, preferred aluminium or stainless steel, has further optimized the heat-conduction effect of heat-conducting plate.

As shown in fig. 4, a steam cooking appliance includes a pot body 1, a pot cover 2, a steam generator 3 and a liner 5 disposed in the pot body 1, the steam generator 3 includes a heating device 30, a heat exchange plate 31 covering the heating device 30, a steam cavity 32 for generating steam is formed between the heat exchange plate 31 and the heating device 30, the heat exchange plate 31 is attached to the outer wall of the liner 5 to heat the outer wall of the liner 5, the steam cavity 32 is communicated with the liner 5 through a steam channel 4 to heat the interior of the liner 5, the steam cooking appliance further includes a water pump and a water tank, water for generating steam is pre-stored in the water tank, the water pump is used for pumping pre-stored water from the water tank to the steam cavity 32, the steam cavity 32 includes a water containing portion 321 and a steam portion 322 located above the water containing portion 321, the water containing portion 321 is used for containing water pumped from the water tank by the water pump, and the water containing portion 321 is located above the heating device 30 to heat water in the water containing portion 321 by the heating device 30, the heating device 30 may be a structure having a good heat generating function adopted in the existing steam cooking appliance, such as a heating wire; the steam part 322 is located between the water containing part 321 and the heat exchange plate 31, the water in the water containing part 321 is heated by the heating device 30 to form high-temperature steam, the high-temperature steam enters the steam part 322, the steam in the steam part 322 flows through the heat exchange plate 31, heats the heat exchange plate 31, and then flows out of the steam part 322 through the steam channel 4 and enters the inner container 5 to heat food. Present steam rice cooker has used up the steam in the heating process after, can only realize keeping warm to a certain extent through adopting some thermal insulation materials, however such effect is unsatisfactory and hardly realize keeping warm for a long time, the utility model discloses a setting of heat exchange plate 31 and water containing portion 321 utilizes steam to accomplish the heating back to eating the material, can persist suitable amount of water in water containing portion 321, and heat exchange plate 31 transmits for inner bag 5 through remaining the temperature with water lasts, can prolong the heat preservation time to eating the material to a certain extent, reaches a low temperature heat retaining effect.

Further, when the food material needs to be kept warm by controlling the heating power of the heating device 30, the water in the water containing part 321 is continuously heated, so that the water in the water containing part 321 is always kept in a liquid state, the heat in the steam cavity 32 is transferred to the heat preservation food material in the inner container 5 through the heat exchange plate 31, and long-time heat preservation can be realized.

Preferably, a steam cooking utensil, including a kind of deep pot body 1, a kind of deep pot lid 2, steam generator 3 and locate the inner bag 5 in the body 1, steam generator 3 includes heating device 30, cover the heat exchange plate 31 who establishes heating device 30, be provided with the steam chamber 32 between heat exchange plate 31 and the heating device 30, heat exchange plate 31 and heating device 30 are respectively with steam chamber 32 sealing connection, heat exchange plate 31 laminates the 5 outer walls of inner bag in order to heat the 5 outer walls of inner bag, steam chamber 32 communicates inner bag 5 in order to heat inside the 5 through steam passageway 4, this steam cooking utensil still includes water pump and water tank, steam chamber 32 includes water-containing portion 321 and the steam portion 322 that is located the water-containing portion 321 top, in the utility model discloses do not make the limit to the proportion that steam portion 322 and water-containing portion 321 account for in steam chamber 32, water in the water tank passes through the water pump and gets into steam chamber 32 after, assembles in the top of heating device 30 in steam chamber 32 bottom, form water containing segment 321, and water containing segment 321's height does not influence steam and discharges from steam outlet 323, steam portion 322 lateral wall is equipped with steam outlet 323, steam outlet 323 intercommunication steam channel 4, steam outlet 323 department is equipped with pressure boost vortex piece 6, pressure boost vortex piece 6 carries out certain hindrance to steam on steam flow direction steam outlet 323's route, the flow of disturbance steam, the stroke that steam got into steam outlet 323 has been increased, make the pressure in the steam cavity 32 can obtain the promotion of certain degree, thereby make the steam that gets into in steam channel 4 form certain pressure, help improving steam after getting into inner bag 5, permeability and diffusivity in the edible material. The utility model discloses in, pressure boost vortex piece 6 can be for current can produce the structure about hindering to the air current, for example a baffle, perhaps several complex construction that the baffle makes up, and pressure boost vortex piece 6 can be the clearance between the structure in order to reduce for an integrated into one piece's structure in this scheme, also can prevent that the junction from receiving high temperature and moist influence to take place to drop simultaneously.

Although the embodiments of the present invention have been described above, the present invention is not limited to the embodiments described above. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (10)

1. The utility model provides a steam cooking utensil, includes a kind of deep pot body, a kind of deep pot lid, steam generator and locates inner bag in the a kind of deep pot body, its characterized in that: the steam generator comprises a heating device, a heat exchange plate covering the heating device, a steam cavity for generating steam is formed between the heat exchange plate and the heating device, the heat exchange plate is attached to the outer wall of the inner container to heat the outer wall of the inner container, the steam cavity is communicated with the inner container through a steam channel to heat the inner container, and the heat exchange plate is a metal plate.

2. Steam cooking appliance according to claim 1, characterized in that: the steam generator is arranged at the bottom of the cooker body, the heat exchange plate is covered above the heating device, and the bottom of the liner is placed on the heat exchange plate.

3. Steam cooking appliance according to claim 2, characterized in that: the steam cavity comprises a water containing part and a steam part which is positioned above the water containing part and used for gathering steam, so that the liquid level of the water level in the steam cavity is positioned below the heat exchange plate, and the steam in the steam part heats the heat exchange plate to heat the liner.

4. Steam cooking appliance according to claim 3, characterized in that: the side wall of the steam part is provided with a steam outlet which is communicated with the steam channel.

5. Steam cooking appliance according to claim 3, characterized in that: a pressurizing turbulence piece is arranged at the steam outlet.

6. Steam cooking appliance according to claim 1, characterized in that: the cooker cover is provided with a steam conduit extending into the inner container, and the steam conduit is communicated with the steam channel.

7. Steam cooking appliance according to claim 3, characterized in that: the heat exchange plate is obliquely arranged towards one end of the steam outlet, so that the discharge pressure of the steam is improved.

8. Steam cooking appliance according to claim 3, characterized in that: the upper surface of the heat exchange plate is in an arc shape attached to the liner.

9. Steam cooking appliance according to claim 3, characterized in that: the heat exchange plate is convexly arranged at the bottom in the cooker body or is smoothly transited with the inside of the cooker body.

10. Steam cooking appliance according to claim 3, characterized in that: the fit clearance between the heat exchange plate and the outer wall of the liner is less than 5 mm.

Images