CN112167999B

CN112167999B - Exhaust structure and exhaust method of steaming and baking integrated machine

Info

Publication number: CN112167999B
Application number: CN201910587121.3A
Authority: CN
Inventors: 蒋圣伟
Original assignee: Ningbo Fotile Kitchen Ware Co Ltd
Current assignee: Ningbo Fotile Kitchen Ware Co Ltd
Priority date: 2019-07-01
Filing date: 2019-07-01
Publication date: 2021-10-29
Anticipated expiration: 2039-07-01
Also published as: CN112167999A

Abstract

The invention relates to an exhaust structure of a steaming and baking integrated machine, which comprises an inner container, wherein a first exhaust port is formed in the top wall of the inner container, a second exhaust port is formed in the side wall of the inner container, and a control assembly for controlling the opening and closing of the first exhaust port is arranged on the first exhaust port. Compared with the prior art, in the cooking process, the opening and closing of the first exhaust port are controlled by the control assembly, so that the humidity in the inner container meets the requirements of different cooking conditions, professional steaming, professional baking, humidifying baking and the like can be realized, and good cooking efficiency is obtained.

Description

Exhaust structure and exhaust method of steaming and baking integrated machine

Technical Field

The invention relates to the field of steaming and baking integrated machines, in particular to an exhaust structure of a steaming and baking integrated machine and an exhaust method thereof.

Background

The steaming and baking all-in-one machine is a cooking device with steaming and baking functions, at present, most of steaming and baking all-in-one machines on the market mainly use baking and steaming as assistance or mainly use steaming and steaming as assistance, and professional steaming and professional baking can be rarely achieved. When the steaming and baking integrated machine is mainly used for steaming and assisted for baking, the exhaust port is arranged at the lower position of the side surface of the cavity, so that the steam exhaust speed is not too high, and the steam is ensured to be in longer contact with food in the cavity. However, the disadvantage of this structure is that when baking foods with large water content such as cake and chicken wings, the water in the foods is heated to form water vapor, which cannot be discharged out of the cavity in time, resulting in poor baking effect. When the steaming and baking integrated machine mainly performs baking and assists in steaming, the exhaust port is arranged at the top of the cavity or on the upper side of the side face of the cavity, water vapor generated by baking food can be quickly exhausted out of the cavity, the baking effect is better, when the food is steamed, the steam in the cavity naturally rises and is directly exhausted out of the cavity without fully contacting with the food, more steam is lost, and the steaming and cooking time is prolonged and the steam is insufficient.

Disclosure of Invention

The invention aims to solve the first technical problem of providing an exhaust structure of a steaming and baking all-in-one machine, which can enable the steaming and baking all-in-one machine to obtain a better cooking effect.

The second technical problem to be solved by the present invention is to provide an exhaust method for the exhaust structure described above with respect to the prior art.

The technical scheme adopted by the invention for solving the first technical problem is as follows: the utility model provides an exhaust structure of roast all-in-one evaporates, includes the inner bag, its characterized in that, seted up first gas vent on the roof of inner bag, seted up the second gas vent on the lateral wall, and be provided with the control assembly who is used for controlling this first gas vent and opens and close on this first gas vent.

Preferably, the control unit includes a cover plate capable of covering and sealing the first exhaust port, and a driving source for driving the cover plate to cover or separate from the first exhaust port. The cover plate is controlled to move through the driving source, and then the first exhaust port is opened and closed.

Preferably, an upper mounting plate and an air deflector are arranged above the inner container, the air deflector is covered on the upper mounting plate and encloses an exhaust channel with an exhaust fan, an exhaust joint is sleeved on the side wall of the first exhaust port along the circumferential direction, the cover plate can cover an upper interface of the exhaust joint, the upper end of the exhaust joint is penetrated in the upper mounting plate, a water storage ring groove which is sunken downwards is formed on the upper mounting plate by taking the exhaust joint as the center, a water outlet is formed on the water storage ring groove, a water return port is formed on the side wall of the inner container, the water outlet is communicated with the water return port through a water return pipe, and an electromagnetic valve which can open and close the water return pipe is arranged on the water return pipe. And the gas in the first exhaust port is discharged through the exhaust channel to generate condensed water, and the condensed water is gathered in the water storage ring groove. During cooking, because negative pressure is formed at the exhaust passage, the air pressure in the inner container is higher than that of the exhaust passage, and condensed water is accumulated in the water storage ring groove. After cooking is finished for a period of time, the pressure in the exhaust channel is increased, the pressure in the inner container is reduced, the pressure in the exhaust channel and the pressure in the inner container tend to be consistent, the electromagnetic valve is opened at the moment, and water in the water storage ring groove flows back to the inner container through the water return pipe under the action of gravity, so that the recycling of condensed water is realized.

For the comdenstion water that forms in making the exhaust passage can assemble better in retaining annular, the lateral wall circumference setting along exhaust joint of retaining annular, and the outer cell wall of retaining annular from top to bottom inwards slopes and form the water conservancy diversion anchor ring surface.

In order to ensure that the first exhaust port has better air tightness when closed, the cover plate comprises a plate body, a sealing layer is coated on the lower surface of the plate body, a tightening nut is sleeved on the periphery of the upper end of the exhaust joint and is in threaded connection with the exhaust joint, and a sealing ring is clamped between the tightening nut and the air guide plate, so that the air tightness of the splicing part of the exhaust joint and the air guide plate is better.

During cooking, food materials are generally placed in the middle of the inner container, condensed water drips from the first exhaust port in the exhaust process of the first exhaust port, the temperature of the first exhaust port is higher, and the first exhaust port is close to the front side of the top wall of the inner container and is close to the left side or the right side of the top wall of the inner container. Thereby can avoid the condensation water droplet in the first exhaust port to eat the material on to also can avoid the high temperature of first exhaust port department to make the local high temperature of eating the material.

Preferably, the second air outlet is located at a lower portion of the inner container. Thereby avoiding the influence of excessive steam discharge on the steaming effect in the steaming mode.

Preferably, the aperture of the first exhaust port is larger than 20mm, and the aperture of the second exhaust port is larger than 15 mm.

Preferably, a humidity probe is installed in the inner container. The humidity probe can accurately detect the humidity in the inner container, so that a good cooking effect can be obtained by opening and closing the first exhaust port.

The technical scheme adopted by the invention for solving the second technical problem is as follows: the exhaust method of the exhaust structure is characterized by comprising the following exhaust states:

in the baking mode, after cooking is started, the first exhaust port is closed, hot air generated in the inner container is exhausted from the second exhaust port, after the cooking is carried out for a period of time, the humidity in the inner container is increased, the first exhaust port is opened, the hot air and steam in the inner container are exhausted from the first exhaust port, the cooking is continued for a period of time, and when the humidity in the inner container is reduced and reduced to a preset value, the first exhaust port is closed;

in the steam mode, after cooking is started, the first exhaust port is closed, redundant steam in the inner container is discharged outside through the second exhaust port, and the first exhaust port is opened when the cooking is finished;

under the steaming and baking mode, after the beginning culinary art, first exhaust port is closed, the inside rapid heating up of inner bag, and steam is arranged slowly outward, and when the culinary art was finished soon, first exhaust port opened a period of time, and steam in the inner bag is arranged outward through first exhaust port is quick.

Compared with the prior art, the invention has the advantages that: the first gas vent has been seted up on the roof of inner bag, has seted up the second gas vent on the lateral wall, is provided with the control assembly who is used for controlling first gas vent and opens and close on the first gas vent, cooks the in-process like this, through opening and close of the first gas vent of control assembly control for humidity in the inner bag satisfies the needs of different culinary art conditions, thereby can realize that the specialty evaporates, the specialty is roast and the humidification is roast etc. obtain good culinary art effect then.

Drawings

FIG. 1 is a schematic structural diagram of an inner container according to an embodiment of the present invention;

FIG. 2 is a schematic view of the structure of FIG. 1 in another direction;

FIG. 3 is a schematic view of a partial structure of the steaming and baking integrated machine according to the embodiment of the present invention;

FIG. 4 is a partial cross-sectional view of the inner bladder in an embodiment of the present invention;

fig. 5 is a diagram of physical connections of an embodiment of the present invention.

Detailed Description

The invention is described in further detail below with reference to the accompanying examples.

As shown in fig. 1 to 5, an exhaust structure of a steaming and baking integrated machine includes an inner container 1, a first exhaust port 11 is disposed on a top wall of the inner container 1, and a second exhaust port 12 is disposed on a side wall of the inner container. In this embodiment, the position that sets up of above-mentioned first exhaust port 11 is close to the front side of 1 roof of inner bag, be close to the left side of 1 roof of inner bag simultaneously, because eat the material and generally place the middle part at inner bag 1 during the culinary art, and first exhaust port 11 exhaust in-process has the comdenstion water to drip from first exhaust port 11, and first exhaust port 11 department temperature is higher, with first exhaust port 11 as above set up can avoid the comdenstion water in the first exhaust port 11 to drip to eating the material on, thereby also can avoid the high temperature of first exhaust port 11 department to make the local temperature of eating the material too high. The second exhaust port 12 is disposed on the back plate of the inner container 1 and located at the lower portion of the inner container 1, so as to avoid excessive steam from being discharged outside in the steaming mode to affect the steaming effect. In this embodiment, the second exhaust port 12 is disposed on the right side of the back plate of the inner container 1, and the left side of the back plate of the inner container 1 is disposed with the air inlet 14. In addition, in this embodiment, the caliber of the first exhaust port 11 is larger than 20mm, and the caliber of the second exhaust port 12 is larger than 15mm, so that the exhaust efficiency can be improved.

The steaming and baking integrated machine has multiple cooking modes, such as: evaporate mode, roast mode and evaporate roast mode etc. in this embodiment, be provided with the control assembly 6 that is used for controlling this first exhaust port 11 and opens and close on the first exhaust port 11, the culinary art in-process like this, through opening and close of the first exhaust port 11 of control assembly 6 control for humidity in the inner bag 1 satisfies the needs of different culinary art conditions, thereby can realize that the specialty evaporates, the specialty is roast and the humidification is roast etc. then obtain good culinary art efficiency. The professional steaming in the embodiment means that the cooking effect of the steaming and baking integrated machine in the steaming mode can be close to or equal to that of the steam box, and the professional baking means that the cooking effect of the steaming and baking integrated machine in the baking mode can be close to or equal to that of the oven.

The control unit 6 includes a cover plate 61 capable of covering the first exhaust port 11, and a driving source 62 for driving the cover plate 61 to move up and down, wherein the driving source 62 may be a wax motor, a push rod motor, or the like, and in this embodiment, the driving source 62 is a wax motor. The cover plate 61 is controlled to move up and down by the driving source 62, and the opening and closing of the first exhaust port 11 is achieved.

An upper mounting plate 3 is arranged above the inner container 1, an air deflector 4 is arranged on the upper mounting plate 3, the air deflector 4 is arranged on the upper mounting plate 3 and encloses an exhaust channel 40 with an exhaust fan (not shown), and the exhaust air of the first exhaust port 11 and the second exhaust port 12 is discharged outside through the exhaust channel 40. The side wall of the first exhaust port 11 is sleeved with an exhaust joint 5 along the circumferential direction, the cover plate 61 can cover the upper interface of the exhaust joint 5, the upper end of the exhaust joint 5 is arranged in the upper mounting plate 3 in a penetrating manner, a water storage ring groove 31 which is concave downwards is formed on the upper mounting plate 3 by taking the exhaust joint 5 as the center, a water outlet 312 is arranged on the water storage ring groove 31, a water return port 13 is arranged on the side wall of the liner 1, the water outlet 312 is communicated with the water return port 13 through a water return pipe 9, and an electromagnetic valve 91 which can open and close the water return pipe 9 is arranged on the water return pipe 9. In this embodiment, a notch 32 is formed at a corresponding position of the air deflector 4, the exhaust joint 5 is inserted into the notch 32, and a mouth edge of the notch 32 is recessed downward to form the water storage ring groove 31, the water storage ring groove 31 includes a horizontally extending annular groove bottom and an outer groove wall surrounding the periphery of the groove bottom, the outer groove wall of the water storage ring groove is inclined inward from top to bottom to form a flow guide ring surface 311, so that condensed water formed in the exhaust channel 40 can flow into the water storage ring groove 31 along the flow guide ring surface 311, and the condensed water can be better stored in the water storage ring groove 31. The periphery of the upper end of the exhaust joint 5 is sleeved with a shrink nut 7, the shrink nut 7 is in threaded connection with the exhaust joint 5, a sealing ring 8 is clamped between the shrink nut 7 and the air deflector 4, the air tightness of the splicing part of the exhaust joint 5 and the air deflector 4 can be better through the arrangement of the shrink nut 7 and the sealing ring 8, in addition, the shrink nut 7 and the sealing ring 8 are both positioned in the water storage ring groove 31, a gap is formed between the outer side end of the sealing ring 8 and the outer periphery of the bottom of the water storage ring groove 31, and the water outlet 312 is formed in the gap. Therefore, water in the cooking process flows into the water storage ring groove 31 and is mainly concentrated in the gap, so that condensed water can be better prevented from permeating into the first exhaust port 11 through the gap between the exhaust joint 5 and the air deflector 4, and meanwhile, the water in the water storage ring groove 31 can more efficiently flow back into the inner container 1 through the water return pipe 9.

When the gas in the first exhaust port 11 is discharged through the exhaust passage 40, condensed water is generated and collected in the water storage ring groove 31. During cooking, negative pressure is formed at the exhaust channel 40 due to the action of the exhaust fan, at the moment, the air pressure in the liner 1 is higher than the exhaust channel 40, and condensed water is accumulated in the water storage ring groove 31. After cooking is finished for a period of time, the pressure in the exhaust channel 40 is increased, the pressure in the inner container 1 is reduced, the pressure and the pressure tend to be consistent, the electromagnetic valve 91 is opened at the moment, and water in the water storage ring groove 31 flows back to the inner container 1 through the water return pipe 9 under the action of gravity, so that the recycling of condensed water is realized. In this embodiment, the water return port 13 is formed at the lower end of the left side wall of the inner container 1. In addition, in this embodiment, in order to make the first exhaust port 11 airtight when closed, the cover plate 61 includes a plate body 611, and a sealing layer 612 is coated on a lower surface of the plate body 611.

The exhaust method using the exhaust structure in the invention comprises the following three exhaust states:

the first exhaust state: in the baking mode, particularly when the food material with a large water content is baked, after the cooking is started, the first exhaust port 11 is closed by the wax motor, and the hot air generated in the liner 1 is discharged from the second exhaust port 12. After culinary art a period, humidity increases in the inner bag 1, opens first exhaust port 11, and steam in the inner bag 1 are arranged outward from first exhaust port 11, continue to cook a period, and when humidity in the inner bag 1 reduced and dropped to the default, the moisture content of eating the material was basically discharged, closed first exhaust port 11 this moment, and the material surface begins evenly to color, and it is better to toast the effect. This is because first exhaust port 11 is seted up at inner bag 1 top, and first exhaust port 11 is opened and to be leaded to the food surface temperature of its below correspondence department higher, and it is inhomogeneous to eat the material and be heated, and then makes to eat the material and color inhomogeneously.

Preferably, a humidity probe (not shown) is installed in the inner container 1, so that the humidity in the inner container 1 can be accurately detected by the humidity probe, thereby obtaining a good cooking effect by opening and closing the first exhaust port 11. Specifically, in an initial state, the humidity probe monitors that the humidity in the inner container 1 is close to the atmospheric environment, after baking is started, the first exhaust port 11 is closed through the wax motor, the inner container 1 starts to be heated, so the humidity is reduced, when the humidity is reduced to a certain value, moisture in the food materials is evaporated, the humidity in the inner container 1 is increased, when the humidity is increased to a certain value, the wax motor is opened, the first exhaust port 11 is opened, the humidity in the inner container 1 can be continuously maintained at a higher level, when the moisture in the food materials is basically completely evaporated, the humidity in the inner container 1 is reduced, when the humidity is reduced to a certain value, the wax motor is closed, the first exhaust port 11 is closed, and the surface of the food materials is uniformly colored.

In the second state: under the mode of steaming, after beginning to cook, the wax motor is in the closed condition, and first gas vent 11 is closed, and unnecessary steam in inner bag 1 is discharged through second gas vent 12 outward to guarantee that the steam in inner bag 1 can not discharged by the excessive speed, the programming rate is very fast, and the heat preservation stage temperature is more even in the culinary art process, and the time of steam ager continuous operation is longer. When the culinary art is ended soon, open the wax motor, open first gas vent 11, at this moment, a large amount of steam is discharged through first gas vent 11, and the steam volume of arranging outward in the inner bag 1 is less when the user opens the door body 2 like this, and user experience is better.

In the third exhaust state, in a steaming and baking (humidifying and baking) mode, after cooking is started, the wax motor is in a closed state, the first exhaust port 11 is closed, the temperature inside the inner container 1 is rapidly increased, steam is slowly discharged, and the steaming and baking effect is good. When the culinary art is ended soon, the wax motor is opened a period, and first gas vent 11 opens a period like this, and the steam in the inner bag 1 is arranged outward through first gas vent 11 is quick, avoids the user to open the excessive steam direct impact user when the door body 2, improves user's use and experiences.

Claims

1. The utility model provides an exhaust structure of roast all-in-one evaporates, includes inner bag (1), its characterized in that, seted up first gas vent (11) on the roof of inner bag (1), seted up second gas vent (12) on the lateral wall, and be provided with on this first gas vent (11) and be used for controlling control assembly (6) that this first gas vent (11) opened and close, exhaust structure's exhaust method includes:

in the baking mode, after cooking is started, the first exhaust port (11) is closed, hot air generated in the inner container (1) is exhausted from the second exhaust port (12), after the cooking is carried out for a period of time, the humidity in the inner container (1) is increased, the first exhaust port (11) is opened, the hot air and steam in the inner container (1) are exhausted from the first exhaust port (11), the cooking is continued for a period of time, and when the humidity in the inner container (1) is reduced and is reduced to a preset value, the first exhaust port (11) is closed;

in the steam mode, after cooking is started, the first exhaust port (11) is closed, redundant steam in the inner container (1) is discharged outside through the second exhaust port (12), and the first exhaust port (11) is opened when the cooking is finished;

under the steaming and baking mode, after the cooking is started, the first exhaust port (11) is closed, the temperature inside the inner container (1) is rapidly raised, the steam is discharged slowly, when the cooking is finished, the first exhaust port (11) is opened for a period of time, and the steam in the inner container (1) is rapidly discharged through the first exhaust port (11).

2. The exhaust structure according to claim 1, wherein the control unit (6) includes a cover plate (61) capable of covering the first exhaust port (11) and a drive source (62) for driving the cover plate (61) to open and close the first exhaust port (11).

3. The exhaust structure according to claim 2, wherein the inner container (1) has an upper mounting plate (3) and an air guide plate (4) above, the air guide plate (4) is covered on the upper mounting plate (3) to form an exhaust channel (40) with an exhaust fan, the side wall of the first exhaust port (11) is circumferentially sleeved with an exhaust joint (5), the cover plate (61) can cover the upper port of the exhaust joint (5), the upper end of the exhaust joint (5) is inserted into the upper mounting plate (3), the upper mounting plate (3) is formed with a water storage ring groove (31) which is recessed downwards by taking the exhaust joint (5) as a center, the water storage ring groove (31) is provided with a water outlet (312), the side wall of the inner container (1) is provided with a water return port (13), and the water outlet (312) is communicated with the water return port (13) through a water return pipe (9), and an electromagnetic valve (91) capable of opening and closing the water return pipe (9) is arranged on the water return pipe (9).

4. The exhaust structure according to claim 3, wherein the water storage ring groove (31) is circumferentially arranged along the side wall of the exhaust joint (5), and the outer wall of the water storage ring groove (31) is inclined inwards from top to bottom to form a flow guide ring surface (311).

5. The exhaust structure according to claim 3 or 4, wherein the cover plate (61) comprises a plate body (611), a sealing layer (612) is coated on the lower surface of the plate body (611), a tightening nut (7) is sleeved on the outer periphery of the upper end of the exhaust joint (5), the tightening nut (7) is in threaded connection with the exhaust joint (5), and a sealing ring (8) is clamped between the tightening nut (7) and the air deflector (4).

6. The exhaust structure according to any one of claims 1 to 4, wherein the first exhaust port (11) is provided near a front side of the top wall of the inner container (1) and near a left or right side of the top wall of the inner container (1).

7. Exhaust structure according to any of claims 1 to 4, characterized in that the second exhaust port (12) is located at the lower part of the inner container (1).

8. Exhaust structure according to any of claims 1 to 4, characterized in that the aperture of the first exhaust port (11) is larger than 20mm and the aperture of the second exhaust port (12) is larger than 15 mm.

9. An exhaust structure according to any of claims 1 to 4, characterized in that a humidity probe is installed in the inner container (1).