CN211673743U

CN211673743U - Steam cooking device with double hot air structure

Info

Publication number: CN211673743U
Application number: CN202020157834.4U
Authority: CN
Inventors: 廖茂生
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-02-10
Filing date: 2020-02-10
Publication date: 2020-10-16
Anticipated expiration: 2030-02-10

Abstract

The utility model provides a steam cooking ware with two hot-blast structures, including inner bag, heating mechanism includes circulating fan, heater block, circulating fan sets up on the inner bag, circulating fan is used for the air in the cavity of forced circulation inner bag, the heater block sets up in the cavity of inner bag, the heater block is used for heating the air in the cavity of inner bag, circulating fan's quantity is two sets of, circulating fan is for setting up side by side, circulating fan's direction of rotation is opposite or the same. The utility model adopts the double hot air structure, which ensures the temperature distribution in the inner container to be even, further ensures the food material in the inner container to be heated evenly, realizes the omnibearing three-dimensional heating in the true sense, and improves the quality of food; and the double hot-blast structure can also improve heating efficiency, effectively shortens the culinary art time.

Description

Steam cooking device with double hot air structure

Technical Field

The utility model relates to a steam cooking ware technical field, more specifically say, relate to a steam cooking ware with two hot-blast structures.

Background

At present, in the existing household steam cooking devices, such as a steam boiler, a steam oven and the like, a single fan is adopted for circulating in an air channel, the heating time is long, the temperature in the box is not uniform during multi-dish cooking, the color and the degree of the food are inconsistent, the appearance and the taste of the food are influenced, and meanwhile, the time for baking the food is long and the energy consumption is large.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a steam cooking ware with two hot-blast structures, it enables intracavity temperature distribution even to overcome prior art's not enough.

The technical proposal of the utility model for solving the technical problem is that: the utility model provides a steam cooking ware with two hot-blast structures, includes inner bag, heating mechanism includes circulating fan, heater block, circulating fan sets up on the inner bag, circulating fan is used for the air in the cavity of forced circulation inner bag, the heater block sets up in the cavity of inner bag, the heater block is used for heating the air in the cavity of inner bag, circulating fan's quantity is two sets of, circulating fan is for setting up side by side, circulating fan's opposite direction of rotation or the same.

The inner container is internally provided with an inner container cover plate, a circulating air cavity is formed between the inner container cover plate and the inner container cavity wall, a circulating motor of the circulating fan is arranged on the inner container, a circulating motor shaft of the circulating motor extends into the circulating air cavity, circulating fan blades of the circulating fan are arranged on the circulating motor shaft, the circulating fan blades are positioned in the circulating air cavity, and the heating component is arranged in the circulating air cavity and surrounds the circulating fan blades.

The inner container cover plate is provided with circulating air inlets corresponding to the circulating fan blades, circulating air outlets are arranged at four corners of the inner container cover plate, and the circulating air inlets and the circulating air outlets are formed by a plurality of small holes.

The heating part adopts a dry burning pipe.

The utility model has the advantages that:

the utility model provides a steam cooking device with double hot-air structure, which adopts the double hot-air structure to ensure the even temperature distribution in the inner container, thereby ensuring the food material in the inner container to be heated evenly, realizing the true omnibearing three-dimensional heating and improving the quality of food; and the double hot-blast structure can also improve heating efficiency, effectively shortens the culinary art time.

Drawings

Fig. 1 is an exploded view of the steam cooker having a double hot wind structure according to the present invention.

Fig. 2 is a sectional view showing the structure of the steam cooker having the double hot wind structure according to the present invention.

Fig. 3 is an enlarged view of region a in fig. 2.

Fig. 4 is an exploded view of the transfer fork assembly of the present invention.

Fig. 5 is a schematic structural view of the sealing ring of the middle rotary fork connecting shaft and the sealing ring fixing cover of the rotary fork connecting shaft of the present invention.

Fig. 6 is an enlarged view of region B in fig. 2.

Fig. 7 is an exploded view of the evaporator according to the present invention.

Fig. 8 is a schematic structural view of the water-vapor separating member of the present invention.

Fig. 9 is a sectional view of the evaporator according to the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "lateral", "up", "down", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. "plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected. Can also be detachably connected or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases for those skilled in the art.

Referring to fig. 1 to 3, a steam cooker having a double hot air structure includes a cabinet 1, a door 11, an inner container 2, and a water tank 12. The refrigerator comprises a refrigerator body 1, an inner container 2, a door 11, a door opening and closing device and a refrigerator, wherein the inner container 2 is arranged in the refrigerator body 1, a heat insulation layer is arranged between the inner container 2 and the refrigerator body 1, and the door opening and closing device is hinged to the refrigerator body 1 to open or close the inner container 2; the water tank 12 is provided on the top of the inner container 2. The left side and the right side of the cavity of the inner container 2 are respectively provided with a bracket 14 which is used for supporting the shelf. The rear part of the cavity of the inner container 2 is provided with an inner container cover plate 21, and the circulating air cavity is formed by a cavity between the inner container cover plate 21 and the rear part of the cavity of the inner container 2.

The heating mechanism comprises two groups of circulating fans and two groups of dry burning pipes 33, wherein the two groups of circulating fans are arranged on the rear part of the inner container 2, one group of dry burning pipes 33 is arranged in the circulating air cavity 22, and the other group of dry burning pipes is arranged on the top of the cavity of the inner container 2.

The circulating fan comprises a circulating motor 3 and circulating fan blades 31. The rear part of the inner container 2 is provided with motor mounting covers 23 side by side, and the circulating motors 3 are respectively mounted on the motor mounting covers 23; the motor mounting cover 23 is provided with a mounting cover shaft hole 231, the rear part of the inner container 2 is provided with a circulating motor shaft hole 24, and a circulating motor shaft 32 of the circulating motor 3 extends into the circulating air cavity 22 through the mounting cover shaft hole 231 and the circulating motor shaft hole 24; circulating fan blades 31 are provided in the circulating air chamber 22 and mounted on a circulating motor shaft 32. The two sets of circulating motors 3 have opposite or same rotating directions, and when the two sets of circulating motors 3 have opposite rotating directions, the two sets of circulating fan blades 31 are symmetrically arranged. Preferably, the two sets of circulating motors 3 are rotated in opposite directions.

The inner container cover plate 21 is provided with circular circulating air inlets 211 corresponding to the circulating fan blades 31, and the four corners of the inner container cover plate 21 are provided with square circulating air outlets 212, wherein each of the circulating air inlets 211 and the circulating air outlets 212 is formed by a plurality of small holes. The dry burning pipe 33 in the circulating air cavity 22 surrounds the circulating fan blades 31, and when the circulating fan runs, air and/or steam in the cavity of the inner container 2 enters the circulating air cavity 22 from the circulating air inlet 211, and returns to the cavity of the inner container 2 from the circulating air outlet 212 after being heated by the dry burning pipe 33.

In addition, the bottom of the inner container 2 is also provided with an electric heating device which heats the bottom of the cavity of the inner container 2, so that the omnibearing heating is further realized.

The utility model discloses a two hot-blast structures guarantee that the temperature distribution in the inner bag is even, and then ensure that the edible material in the inner bag can obtain thermally equivalent, realized the most genuine all-round three-dimensional heating. And when the rotation directions of the two circulating fans are opposite, the temperature in the inner container is further ensured to be uniformly distributed.

The utility model discloses still be equipped with hot-blast convection current seal structure, it is used for the sealed between circulating motor axle 32 and the inner bag 2. The hot air convection sealing structure comprises a circulating motor shaft sealing ring 35 and a circulating motor shaft sealing ring fixing cover 36.

As shown in fig. 3, the sealing ring 35 of the circulating motor shaft is installed on the shaft hole 24 of the circulating motor and sleeved on the circulating motor shaft 32. Specifically, the circulating motor shaft sealing ring 35 is arranged between the motor mounting cover 23 and the inner container 2, an opening of the inner container 2 extends towards the inner container 2 and then is bent to form a circulating motor shaft sealing ring flanging 351, a circulating motor shaft sealing ring fixing groove 352 is formed between the circulating motor shaft sealing ring flanging 351 and the end face of the circulating motor shaft sealing ring 35, a circulating motor shaft hole flanging 241 is arranged on the opening of the circulating motor shaft hole 24, and the circulating motor shaft sealing ring fixing groove 352 is sleeved on the circulating motor shaft hole flanging 241. The end surface of the circulating motor shaft sealing ring 35 facing the motor mounting cover 23 is abutted against the motor mounting cover 23, and the caliber of the opening of the circulating motor shaft sealing ring 35 facing the motor mounting cover 23 is slightly larger than the aperture of the mounting cover shaft hole 231.

The circulating motor shaft seal fixing cover 36 is used for fixing the circulating motor shaft seal 35. The fixing cover 36 for the sealing ring of the circulating motor shaft is arranged in the circulating air cavity 22 and is arranged on the cavity wall of the cavity of the inner container 2. The circulating motor shaft sealing ring fixing cover 36 is provided with a circulating motor shaft sealing ring fixing cover shaft hole 361 for the circulating motor shaft 32 to pass through. The shaft hole 361 of the fixing cover of the sealing ring of the circulating motor shaft extends towards the direction of the sealing ring 35 of the circulating motor shaft to form a shaft hole baffle part 362 of the fixing cover of the sealing ring of the circulating motor shaft, and after the fixing cover 36 of the sealing ring of the circulating motor shaft is installed on the inner container 2, the shaft hole baffle part 362 of the fixing cover of the sealing ring of the circulating motor shaft abuts against a flanging 351 of the sealing ring of the circulating motor shaft to fix the sealing.

The inner wall of the circulating motor shaft sealing ring 35 is provided with an annular circulating motor shaft sealing ring bulge 353, and the thickness of the annular circulating motor shaft sealing ring bulge 353 is smaller than 1.0 mm. The sealing ring bulge 353 of the circulating motor shaft is in interference fit with the circulating motor shaft 32, and the interference magnitude of the sealing ring bulge 353 and the circulating motor shaft is less than 0.3 mm. During installation, the circulating motor shaft sealing ring 35 is firstly sleeved on the circulating motor shaft 32, then the circulating motor shaft sealing ring 35 is installed on the liner 2, and finally the circulating motor shaft sealing ring fixing cover 36 is installed on the liner 2.

The utility model discloses a sealed effect is fully guaranteed to circulating motor shaft sealing washer under the fixed of lid of circulating motor shaft sealing washer, and the high-speed rotation that does not influence circulating motor shaft when circulating motor shaft sealing washer is bellied to set up both to guarantee sealed.

Referring to fig. 4-6, the present invention further includes a fork assembly including a fork 4 and a fork support 41. The rotary fork 4 is used for fork insertion of food materials, the rotary fork support 41 is used for supporting the rotary fork 4, the rotary fork 4 is rotatably arranged on the rotary fork support 41, and the rotary fork support 41 can be movably placed on the bracket 14.

The fork 4 is rotated by a fork motor 42. Specifically, the rotary fork motor 42 is disposed at the geometric center of the rear portion of the liner 2, and is located between the two sets of circulating fans. A rotary fork connecting shaft 421 is arranged on a motor shaft of the rotary fork motor 42, a rotary fork connecting shaft hole is arranged on the rear part of the inner container 2, and the rotary fork connecting shaft 421 extends into the cavity of the inner container 2 through the rotary fork connecting shaft hole. The inner container cover plate 21 is provided with a cover plate through hole 213 corresponding to the rotary fork 4, one end of the rotary fork 4 can pass through the cover plate through hole 213 to be connected with the rotary fork connecting shaft 421, the rotary fork motor 42 drives the rotary fork connecting shaft 421 to rotate, and the rotary fork connecting shaft 421 rotates to drive the rotary fork 4 to rotate.

As shown in fig. 6, the utility model discloses still be equipped with rotary device seal structure, it is used for the sealed between fork connecting axle 421 and the inner bag 2. The rotary device sealing structure comprises a rotary fork connecting shaft sealing ring 43 and a rotary fork connecting shaft sealing ring fixing cover 44.

The rotary fork connecting shaft sealing ring 43 is installed on the rotary fork connecting shaft hole and sleeved on the rotary fork connecting shaft 421. Specifically, the rotary fork connecting shaft sealing ring 43 is bent towards the opening of the rotary fork motor 42 and extends towards the rotary fork motor 42 to form a rotary fork connecting shaft sealing ring flange 431, a rotary fork connecting shaft sealing ring fixing groove 432 is formed between the rotary fork connecting shaft sealing ring flange 431 and the end surface of the rotary fork connecting shaft sealing ring 43, a rotary fork connecting shaft hole flange 251 is arranged on the opening of the rotary fork connecting shaft hole, and the rotary fork connecting shaft sealing ring fixing groove 432 is sleeved on the rotary fork connecting shaft hole flange 251.

The yoke connecting shaft seal ring fixing cover 44 is used for fixing the yoke connecting shaft seal ring 43. The rotary fork connecting shaft sealing ring fixing cover 44 is arranged in the circulating air cavity 22 and is arranged on the cavity wall of the cavity of the inner container 2. The fork connecting shaft sealing ring fixing cover 44 is provided with a fork connecting shaft sealing ring fixing cover shaft hole 441 for the fork connecting shaft 421 to pass through. The shaft hole 441 of the rotary fork connecting shaft sealing ring fixing cover extends towards the direction of the rotary fork connecting shaft sealing ring 43 to form a shaft hole baffle portion 442 of the rotary fork connecting shaft sealing ring fixing cover, the rotary fork connecting shaft sealing ring fixing cover 44 is arranged on the inner container 2, the shaft hole baffle portion 442 of the rotary fork connecting shaft sealing ring fixing cover is inserted into an opening of the rotary fork connecting shaft sealing ring 43, and the rotary fork connecting shaft sealing ring 43 is tightly pressed on the cavity wall of the cavity of the inner container 2 by the inner cavity of the rotary fork connecting shaft sealing ring fixing cover 44 so as to realize the fixation of the rotary fork connecting.

An annular rotary fork connecting shaft sealing ring bulge 433 is arranged on the inner wall of the rotary fork connecting shaft sealing ring 43, and the rotary fork connecting shaft sealing ring bulge 433 is in interference fit with the rotary fork connecting shaft 421.

The utility model discloses a sealed effect is fully guaranteed to commentaries on classics fork connecting axle sealing washer under the fixed of lid of commentaries on classics fork connecting axle sealing washer, does not influence the rotation of commentaries on classics fork connecting axle again when the bellied setting of commentaries on classics fork connecting axle sealing washer had both guaranteed sealedly.

Referring to fig. 4, 7-9, the utility model also comprises an evaporator 5 and an evaporator pipeline, wherein the evaporator 5 is communicated with the water tank 12 and the cavity of the inner container 2 through the evaporator pipeline. The evaporator 5 comprises an evaporator base 51, an evaporator cover 52, a heating disc 53 and a water-vapor separating piece 6, wherein the evaporator base 51 is made of metal, and the evaporator cover 52 is made of high-temperature-resistant plastic.

The top of the inner container 1 is provided with an evaporator bracket 13, and the evaporator 5 is arranged on the evaporator bracket 13. Specifically, the evaporator base 51 is mounted on the heating plate 53, the evaporator cover 52 is mounted on the evaporator base 51 by screws, and an evaporator seal 56 is provided at the junction of the evaporator cover 52 and the evaporator base 51. The heating plate 53 is installed on the evaporator bracket 13, and a thermal cut-off device 54 and a temperature controller 55 are provided at the bottom thereof. Wherein, the wall of the cover cavity 521 of the evaporator cover 52 is provided with a reinforcing rib to increase the strength of the whole structure.

The cover cavity 521 of the evaporator cover 52 is communicated with the seat cavity 511 of the evaporator seat 51 to form a steam generating cavity together, the bottom of the evaporator seat 51 is provided with an evaporator water inlet and outlet 512 communicated with the seat cavity 511, and the high parts at the two sides of the evaporator cover 52 are respectively provided with an evaporator steam outlet 522 communicated with the cover cavity 521. The evaporator pipeline comprises a water inlet pipeline and a steam pipeline, the evaporator water inlet and outlet 512 is communicated with the water tank 12 through the water inlet pipeline, and the evaporator steam outlet 522 is communicated with the cavity of the inner container 2 through the steam pipeline.

Wherein, be equipped with inner bag steam inlet on the left and right sides of inner bag 2 respectively, evaporimeter steam outlet 522 and inner bag steam inlet one-to-one intercommunication, the during operation, the steam that evaporimeter 5 produced gets into the cavity of inner bag 2 from both sides the utility model discloses the steam line overall arrangement is comprehensively considered, and the steam distribution in the assurance during operation inner bag is even, and the temperature distribution in the inner bag is even simultaneously guaranteed to the edible material in the messenger inner bag is abundant and thermally equivalent.

The moisture separator 6 is disposed between the evaporator cover 52 and the evaporator base 51, and in particular, the moisture separator 6 is symmetrically disposed in the cover chamber 521 near the evaporator steam outlet 522 and divides both sides of the cover chamber 521 into the first condensation chamber 65 and the second condensation chamber 66, respectively.

As shown in fig. 8, the water-vapor separator 6 is integrally formed and includes a bottom surface portion 61, two side surface portions 62, an end plate portion 63, and a partition portion 64, wherein the bottom surface portion 61 is disposed between the two side surface portions 62, the end plate portion 63 is disposed on one end portion of the bottom surface portion 61 and both ends thereof are respectively connected to the side surface portions 62, and the partition portion 64 is disposed on the middle portion of the bottom surface portion 61 and both ends thereof are respectively connected to the side surface portions 62. The bottom surface part 61 is an inclined surface, the higher end part of the bottom surface part 61 is far away from the evaporator steam outlet 522, the end plate part 63 is arranged on the higher end part of the bottom surface part 61 and is spaced from the bottom of the cover cavity 521, and the side surface part 62 and the clapboard part 64 can be abutted against the bottom of the cover cavity 521; the side surface portion 62 is provided with a clearance to avoid the reinforcing rib.

The first condensation chamber 65 is defined by the bottom surface portion 61, the side surface portion 62, the end plate portion 63, and the partition portion 64, and a vacant position between the end plate portion 63 and the bottom of the cover chamber 521 forms a first communication port 631 to communicate the cover chamber 521 with the first condensation chamber 65. The second condensation cavity 66 is enclosed by the bottom surface part 61, the baffle plate part 64 and the wall of the cover cavity 521, and the second condensation cavity 66 is communicated with the steam outlet 522 of the evaporator; the bottom of the partition plate portion 64 is provided with a second communication port 641 to communicate the first condensation chamber 65 with the second condensation chamber 66. The lower end of the bottom surface portion 61 is provided with a water discharge hole 611 to communicate the second condensation chamber 66 with the cover chamber 521.

Referring to fig. 9, the arrows indicate the flow of steam. When the steam mechanism works, the water tank 12 adds water into the evaporator base 51, heats the water in the evaporator base 51 through the heating disc 53 and generates steam; the steam rises along the bottom surface portion 61, in the process, part of the water in the steam is condensed on the surface of the bottom surface portion 61 and falls back into the seat cavity 511 along the inclined surface; then, the steam enters the first condensation chamber 65 through the first communication port 631 and enters the second condensation chamber 66 through the second communication port 641, and then rises to be discharged through the evaporator steam outlet 522, during which most of the moisture remaining in the steam is condensed on the chamber wall of the first condensation chamber 65 and the chamber wall of the second condensation chamber 66, and the moisture condensed on the chamber wall of the first condensation chamber 65 flows into the second condensation chamber 66 along the slope and flows back into the base chamber 511 through the water discharge hole 611 together with the moisture condensed on the chamber wall of the second condensation chamber 66. Thus, the water-vapor separation is realized, and the moisture in the steam is effectively reduced.

In addition, the second condensation cavity 66 is also provided with a reinforcing rib plate 67, which can not only reinforce the integral structure of the water-vapor separation member 6, but also condense the moisture in the steam, and further reduce the moisture in the steam.

The side surface parts 62 of the water-vapor separating element 6 are respectively provided with a clamping hole 68, the cavity wall of the cover cavity 521 is respectively provided with a clamping block corresponding to the clamping hole 68, and the water-vapor separating element 6 is arranged in the cover cavity 521 through the buckling of the clamping hole 68 and the clamping block. Further, the side surface portion 62 is provided with a groove 681 on both sides thereof adjacent to the locking hole 68 to form two elastic arms provided with the locking hole 68, so that the moisture separating member 6 can be easily mounted. In addition, the water-vapor separator 6 is further provided with a reinforcing fastener 69 disposed at the lower end of the bottom surface portion 61, and a reinforcing fastening hole 691 is formed in the side wall of the evaporator cover 52, so that the water-vapor separator 6 can be stably mounted in the cover chamber 521 by fastening the reinforcing fastener 69 with the reinforcing fastening hole 691.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents, and all changes that can be made without inventive step are intended to be embraced therein.

Claims

1. The utility model provides a steam cooking ware with two hot-blast structures, includes inner bag, heating mechanism includes circulating fan, heater block, circulating fan sets up on the inner bag, circulating fan is used for the air in the cavity of forced circulation inner bag, the heater block sets up in the cavity of inner bag, the heater block is used for heating the air in the cavity of inner bag, its characterized in that: the number of circulating fans is two sets of, circulating fans is for setting up side by side, circulating fans's direction of rotation is opposite or the same.

2. The steam cooker with the double hot wind structure as claimed in claim 1, wherein: the inner container is internally provided with an inner container cover plate, a circulating air cavity is formed between the inner container cover plate and the inner container cavity wall, a circulating motor of the circulating fan is arranged on the inner container, a circulating motor shaft of the circulating motor extends into the circulating air cavity, circulating fan blades of the circulating fan are arranged on the circulating motor shaft, the circulating fan blades are positioned in the circulating air cavity, and the heating component is arranged in the circulating air cavity and surrounds the circulating fan blades.

3. The steam cooker with the double hot wind structure as claimed in claim 2, wherein: the inner container cover plate is provided with circulating air inlets corresponding to the circulating fan blades, circulating air outlets are arranged at four corners of the inner container cover plate, and the circulating air inlets and the circulating air outlets are formed by a plurality of small holes.

4. The steam cooker with a double hot wind structure as claimed in any one of claims 1 to 3, wherein: the heating part adopts a dry burning pipe.