CN214678598U - Quick steam generation device and steam cooking equipment - Google Patents
Quick steam generation device and steam cooking equipment Download PDFInfo
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- CN214678598U CN214678598U CN202021779938.5U CN202021779938U CN214678598U CN 214678598 U CN214678598 U CN 214678598U CN 202021779938 U CN202021779938 U CN 202021779938U CN 214678598 U CN214678598 U CN 214678598U
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- 238000010411 cooking Methods 0.000 title claims abstract description 41
- 238000010438 heat treatment Methods 0.000 claims description 21
- 238000012546 transfer Methods 0.000 abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 239000012530 fluid Substances 0.000 description 6
- 238000005266 casting Methods 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 238000004904 shortening Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
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Abstract
The utility model discloses a quick steam generator and steam cooking equipment, wherein quick steam generator includes steam generator, drive arrangement and heat transfer unit, wherein drive arrangement with steam generator is connected and is used for the drive steam generator is circular motion, heat transfer unit set up in steam generator the inside, its simple structure can the increasing heat efficiency, shortens out the time of steam.
Description
Technical Field
The utility model relates to a kitchen electricity technical field especially relates to a quick steam generator and steam cooking equipment.
Background
In the existing household steam cooking device, a steam generator is generally a common steam boiler and a steam oven for heating and boiling water to generate steam, and the steam generator is mainly divided into two modes of being internally or externally arranged in a cooking cavity. Wherein, built-in type steam generator sets up at culinary art cavity diapire usually and directly heats boiling water in order to produce steam, and external type steam generator sets up at culinary art cavity outer wall usually to steam that will produce passes through gas guide tube etc. and lets in the culinary art cavity constantly with the cooking food.
In current home steam cooking devices, the time period for generating steam in the cooking cavity is long, so that the waiting time for cooking food is relatively long. There are two main categories according to the steam generation principle: one is a water storage type, in which water is directly introduced into a steam generator and gradually boiled to generate steam, which generally takes about 1 minute; in another example, the heating element of the steam generator is a casting, and the casting is heated to a certain temperature of 100 ℃ or above, and then water is sprayed on the casting to generate steam, which usually takes about 30 seconds, so that the waiting time for cooking is long. Meanwhile, the inner cavity and the outer wall of the cooking cavity are in a cold environment, so that the temperature in the cooking cavity is lower, and the cooking time is prolonged.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the problems that exist among the prior art to a certain extent at least, for this reason, the utility model discloses a quick steam generator is proposed to an aim at, and its simple structure can the increasing the heat efficiency, shortens out the time of steam.
The above purpose is realized by the following technical scheme:
a quick steam generating device comprises a steam generator, a driving device and a heat exchange unit, wherein the driving device is connected with the steam generator and used for driving the steam generator to do circular motion, and the heat exchange unit is arranged in the steam generator.
In some embodiments, the driving device includes an eccentric motor disposed at both sides of the steam generator, respectively, and a rotation shaft of the eccentric motor is connected to the steam generator.
In some embodiments, a fixing support is provided at both sides of the steam generator, respectively, and the eccentric motor is fixed to the fixing support.
In some embodiments, the heat exchange unit comprises raised structures arranged side-by-side at intervals.
In some embodiments, the bottom thickness of the raised structures is greater than the top thickness thereof.
In some embodiments, the projection structure is a wedge projection.
In some embodiments, a through hole is opened on the protruding structure.
Another object of the utility model is to provide a steam cooking equipment, it can the increasing heat efficiency, shortens out the time of steam, does benefit to the use that improves the user and experiences.
The above purpose is realized by the following technical scheme:
a steam cooking device comprising a rapid steam generation device as described above.
In some embodiments, when the heating power of the steam cooking device is greater than the set power, the driving device starts to work, and the rotating speed of the driving device is the set rotating speed;
the rotating speed of the driving device is increased by 200RPM every time the heating power of the steam cooking device is increased by 100W;
in some embodiments, the maximum rotational speed of the drive is 3000 rpm.
Compared with the prior art, the utility model discloses an at least including following beneficial effect:
1. the utility model discloses a quick steam generator, its simple structure can the increasing the heat efficiency, shortens out the time of steam.
2. The utility model discloses a steam cooking equipment, it can the increasing the heat efficiency, shortens out the time of steam, does benefit to the use that improves the user and experiences.
Drawings
Fig. 1 is a schematic perspective view of a steam cooking apparatus according to an embodiment of the present invention;
FIG. 2 is a schematic perspective view of a steam generator according to an embodiment of the present invention;
FIG. 3 is a sectional view of the steam generating apparatus according to the embodiment of the present invention;
fig. 4 is a control flow chart of the steam cooking apparatus according to the embodiment of the present invention.
Detailed Description
The present invention is illustrated by the following examples, but the present invention is not limited to these examples. To the embodiment of the present invention, modify or replace some technical features, without departing from the spirit of the present invention, it should be covered in the technical solution scope of the present invention.
The first embodiment is as follows: as shown in fig. 1, fig. 2 and fig. 3, the present embodiment provides a rapid steam generating device, which includes a steam generator 1, a driving device 2 and a heat exchanging unit 3, wherein the driving device 2 is connected to the steam generator 1 for driving the steam generator 1 to make a circular motion, the heat exchanging unit 3 is disposed inside the steam generator 1, and the heat exchanging unit 3 can break a flow boundary layer to enhance heat transfer.
The quick steam generator of this embodiment, its simple structure can the increasing the thermal efficiency, shortens the time of steam, does benefit to and improves user experience degree and promotes company's product competitiveness.
With the research on the enhanced heat transfer technology, it is found that relative motion is increased in flowing liquid, the velocity of fluid close to a heating wall surface can be increased after the fluid and the wall surface move relatively, and meanwhile, the flow structure of the fluid is changed, the disturbance of boundary layer fluid and the mixing of the boundary layer fluid and main flow fluid are accelerated, and the heat transfer process is enhanced.
This patent has designed the quick steam generator structure that this embodiment provided according to this theory of operation from this, can satisfy under the same heating power, solves the embarrassing situation that traditional steam generator gives vent to anger slowly.
Furthermore, the driving device 2 comprises eccentric motors 21 respectively arranged at two sides of the steam generator 1, a rotating shaft of the eccentric motor 21 is connected with the steam generator 1, the eccentric motor 21 can drive the steam generator 1 to do circumferential vibration, and the circumferential vibration can accelerate the relative movement between the water flow at the bottom of the steam generator 1 and the heating bottom surface of the steam generator 1, so that the heat transfer is enhanced.
Preferably, the two sides of the steam generator 1 are respectively provided with the fixed support 4, and the eccentric motor 21 is fixed on the fixed support 4, so that the structure is simple, the steam generator 1 and the eccentric motor 21 can be conveniently installed and fixed, and the assembly efficiency of a product and the reliability of the product can be improved.
Preferably, the heat exchange unit 3 comprises the convex structures 31 arranged side by side at intervals, and the convex structures 31 can destroy a flow boundary layer, enhance heat transfer and facilitate achieving the purposes of improving heat efficiency and shortening time for discharging steam.
More preferably, the bottom thickness of the protrusion structure 31 is greater than the top thickness thereof, so that heat can be better transferred from the bottom to the top, which is beneficial to achieving the purposes of improving the thermal efficiency and shortening the time for discharging steam.
In this embodiment, the protrusion structure 31 is a wedge-shaped protrusion, which has a simple structure, a reasonable and smart design, and can destroy the flow boundary layer, enhance heat transfer, and facilitate the achievement of the purposes of increasing the thermal efficiency and shortening the time for discharging steam.
Preferably, the protrusion structure 31 is provided with a through hole 310, and through the through hole 310 arranged on the protrusion structure 31, on one hand, water can freely flow between the wedge-shaped protrusions to prevent the water from accumulating at a certain position during vibration, and on the other hand, the surface area of the wedge-shaped protrusions can be increased through the through hole 310 to better transfer heat.
Example two: as shown in fig. 1 to 4, the present embodiment provides a steam cooking apparatus including a rapid steam generation device according to the first embodiment.
The steam cooking equipment of this embodiment, it can the thermal efficiency, shortens the time of steam, does benefit to improvement user's use and experiences.
The steam cooking equipment that this embodiment provided is the steam ager, a little steam ager, evaporates roast all-in-one, evaporates a little all-in-one or other equipment that adopt steam to cook.
In the embodiment, the heating power of the steam cooking device determines the current of the heater, the current of the heater determines the power of the heater, the power of the heater determines the rotating speed of the eccentric motor, and the rotating relation between the heating power of the steam cooking device and the eccentric motor is tested during product design and is built in a product program;
according to the theory of heat transfer science and hydromechanics, the relationship between the adaptive vibration frequency of vibration enhanced heat transfer and the heater power is as follows: when the heating power of the steam cooking device is more than the set power of 400W, the driving device 2 starts to work, and the rotating speed is 500 rpm;
the rotating speed of the driving device 2 is increased by 200RPM every time the heating power of the steam cooking device is increased by 100W;
the maximum rotational speed of the drive 2 is 3000rpm, and when the rotational speed of the drive 2 reaches 3000rpm, the rotational speed of the drive 2 is not increased.
Through the linkage of the driving device 2 and the heating power of the steam cooking equipment, different eccentric rotating speeds with different heating powers can be realized, and the optimal matching of energy conservation and efficiency is realized.
The relationship between the rotation speed of the eccentric motor and the heating power of the steam cooking apparatus may be determined according to the following equation:
ω＝500+(W-400)×2；
wherein ω is a rotation speed of the eccentric motor, a maximum value thereof is 3000rpm, W is a heating power of the steam cooking apparatus, and W is greater than 400 and is an integral multiple of 100.
As shown in fig. 4, the following describes a control process of the steam cooking apparatus provided in this embodiment:
after the steam cooking equipment is started, a user sets the heating power of the steam cooking equipment, and the system judges whether the heating power set by the user is larger than the set power of 400 w;
if not, the eccentric motor is not started, the steam cooking equipment works until the heating process is finished, and the signal is turned off;
if yes, the eccentric motor is started, the system adjusts the rotating speed of the eccentric motor according to the heating power, and after the steam cooking equipment finishes working, a shutdown signal is sent out, and then the eccentric motor is turned off.
What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.
Claims (10)
1. The quick steam generating device is characterized by comprising a steam generator (1), a driving device (2) and a heat exchange unit (3), wherein the driving device (2) is connected with the steam generator (1) and is used for driving the steam generator (1) to do circular motion, and the heat exchange unit (3) is arranged in the steam generator (1).
2. A rapid steam generation device according to claim 1, characterized in that the driving means (2) comprises an eccentric motor (21) respectively disposed at both sides of the steam generator (1), and a rotating shaft of the eccentric motor (21) is connected with the steam generator (1).
3. A rapid steam generation device according to claim 2, characterized in that a fixed support (4) is provided on both sides of the steam generator (1), respectively, and the eccentric motor (21) is fixed to the fixed support (4).
4. A rapid steam generation device according to claim 1, characterized in that the heat exchange unit (3) comprises raised structures (31) arranged side by side at a distance.
5. A rapid steam generation device according to claim 4, characterized in that the bottom thickness of the raised structure (31) is greater than its top thickness.
6. A rapid steam generation device according to claim 4 or 5, characterised in that the projection structure (31) is a wedge-shaped projection.
7. A rapid steam generation device according to claim 4 or 5, characterized in that the protruding structure (31) is provided with through holes (310).
8. Steam cooking device, characterized in that it comprises a rapid steam generation device according to any one of claims 1 to 7.
9. Steam cooking device according to claim 8, characterized in that when the heating power of the steam cooking device is greater than the set power, the drive means (2) is operated at the set speed;
the rotation speed of the driving device (2) is increased by 200RPM for every 100W of increase of the heating power of the steam cooking device.
10. Steam cooking device according to claim 9, characterised in that the maximum rotational speed of the drive means (2) is 3000 rpm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021779938.5U CN214678598U (en) | 2020-08-24 | 2020-08-24 | Quick steam generation device and steam cooking equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021779938.5U CN214678598U (en) | 2020-08-24 | 2020-08-24 | Quick steam generation device and steam cooking equipment |
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| Publication Number | Publication Date |
|---|---|
| CN214678598U true CN214678598U (en) | 2021-11-12 |
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| CN202021779938.5U Active CN214678598U (en) | 2020-08-24 | 2020-08-24 | Quick steam generation device and steam cooking equipment |
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| CN (1) | CN214678598U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112146075A (en) * | 2020-08-24 | 2020-12-29 | 华帝股份有限公司 | Quick steam generation device and steam cooking equipment |
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2020
- 2020-08-24 CN CN202021779938.5U patent/CN214678598U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112146075A (en) * | 2020-08-24 | 2020-12-29 | 华帝股份有限公司 | Quick steam generation device and steam cooking equipment |
| CN112146075B (en) * | 2020-08-24 | 2024-06-21 | 华帝股份有限公司 | Quick steam generating device and steam cooking equipment |
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