CN110200488B - Electric steamer and quick cooling method thereof - Google Patents
Electric steamer and quick cooling method thereof Download PDFInfo
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- CN110200488B CN110200488B CN201811221159.0A CN201811221159A CN110200488B CN 110200488 B CN110200488 B CN 110200488B CN 201811221159 A CN201811221159 A CN 201811221159A CN 110200488 B CN110200488 B CN 110200488B
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- water
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- evaporation
- water injection
- pipeline
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- 238000001816 cooling Methods 0.000 title claims abstract description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 159
- 238000001704 evaporation Methods 0.000 claims abstract description 76
- 230000008020 evaporation Effects 0.000 claims abstract description 76
- 238000002347 injection Methods 0.000 claims abstract description 58
- 239000007924 injection Substances 0.000 claims abstract description 58
- 238000010411 cooking Methods 0.000 claims abstract description 16
- 238000007789 sealing Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 7
- 230000013011 mating Effects 0.000 claims 1
- 238000010025 steaming Methods 0.000 abstract description 6
- 238000000855 fermentation Methods 0.000 abstract description 3
- 230000004151 fermentation Effects 0.000 abstract description 3
- 238000004321 preservation Methods 0.000 abstract description 3
- 238000007599 discharging Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J27/00—Cooking-vessels
- A47J27/04—Cooking-vessels for cooking food in steam; Devices for extracting fruit juice by means of steam ; Vacuum cooking vessels
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J27/00—Cooking-vessels
- A47J27/14—Cooking-vessels for use in hotels, restaurants, or canteens
- A47J27/16—Cooking-vessels for use in hotels, restaurants, or canteens heated by steam
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J36/00—Parts, details or accessories of cooking-vessels
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J36/00—Parts, details or accessories of cooking-vessels
- A47J36/38—Parts, details or accessories of cooking-vessels for withdrawing or condensing cooking vapors from cooking utensils
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Cookers (AREA)
Abstract
The invention discloses an electric steam box which comprises an exhaust assembly, a liner assembly, an evaporation disc, a water tank assembly, a water injection pipeline and a water drainage pipeline, wherein the exhaust assembly is arranged at the top of the liner assembly and is communicated with the liner assembly, the evaporation disc is arranged at the bottom in the liner assembly, the water tank assembly is communicated with a water inlet of the evaporation disc through the water injection pipeline, and a water outlet of the evaporation disc is communicated with the water drainage pipeline. Also discloses a rapid cooling method of the electric steamer. The invention can quickly switch to a low-temperature cooking mode (fermentation, heat preservation and the like) after high-temperature steaming is finished, so that the inner container assembly and the evaporation tray are quickly cooled.
Description
Technical Field
The invention belongs to the technical field of electric steam box control, and particularly relates to an electric steam box and a rapid cooling method thereof.
Background
In the existing electric steamer for kitchen electric products, a steam generating device is a steam output component of the steamer, and the steam generating device on the market is mainly divided into two types, wherein one type is built-in, namely the steam generating device is arranged in a cavity of the electric steamer; one is external, i.e. the steam generating device is arranged outside the cavity.
The cooling method of the traditional electric steam box mainly adopts the mode of directly discharging steam to the outside to reduce the steam density so as to reduce the temperature of an inner cavity of the steam box, wherein the size of a steam discharging through hole arranged in a cavity is relatively fixed, so that the steam box can discharge the steam quantitatively. When the electric steamer finishes cooking or a user desires to quickly switch to a low-temperature cooking mode (fermentation, heat preservation and the like) after high-temperature steaming is finished, the steamer cavity can be quickly cooled so that the user can quickly enter the next cooking operation or the user can conveniently clean the cavity.
Disclosure of Invention
In view of the above, the main objective of the present invention is to provide an electric steamer and a rapid cooling method thereof.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
the embodiment of the invention provides an electric steam box which comprises an exhaust assembly, a liner assembly, an evaporation disc, a water tank assembly, a water injection pipeline and a water drainage pipeline, wherein the exhaust assembly is arranged at the top of the liner assembly and is communicated with the liner assembly, the evaporation disc is arranged at the bottom in the liner assembly, the water tank assembly is communicated with a water inlet of the evaporation disc through the water injection pipeline, and a water outlet of the evaporation disc is communicated with the water drainage pipeline.
In the above scheme, the exhaust assembly comprises a shell, a proportional valve, an exhaust pipe and a cross-flow fan, wherein the shell is of a hollow structure, one side of the shell is an air inlet, the other side of the shell is an exhaust port, the cross-flow fan is arranged on the air inlet side of the shell, the proportional valve is arranged outside the shell, the exhaust pipe penetrates through the bottom of the shell, and a sealing element of the proportional valve penetrates through the shell and is connected with the exhaust pipe in a sealing mode.
In the above scheme, the exhaust pipe is communicated with the inner container assembly.
In the above scheme, the shell is connected by the upper shell and the lower shell in a matching way.
In the above scheme, a water injection electromagnetic switch valve and a water drainage electromagnetic switch valve are respectively arranged on the water injection pipeline and the water drainage pipeline.
In the above scheme, the device further comprises a control assembly, and the control assembly is respectively connected with the exhaust assembly, the water injection electromagnetic switch valve and the water drainage electromagnetic switch valve.
The embodiment of the invention also provides a quick cooling method of the electric steamer, which comprises the following steps: after the preset cooking temperature is finished, the exhaust assembly is opened to exhaust steam in the inner container assembly, and then the evaporation disc is filled with water and drained at least twice by controlling the working states of the water injection pipeline and the water drainage pipeline to cool the residual water in the evaporation disc and the evaporation disc body.
In the above scheme, opening the exhaust subassembly and carrying out the steam exhaust in the inner bag subassembly specifically is: and opening the cross-flow fan of the exhaust assembly, and adjusting the opening of the proportional valve to be maximum.
In the above scheme, the evaporation pan is filled with water and drained at least twice by controlling the working states of the water injection pipeline and the water drainage pipeline, and the remaining water in the evaporation pan and the evaporation pan body are cooled specifically; opening a water injection pipeline and keeping a water discharge pipeline closed to inject water into the evaporation tray, and after water injection is finished, opening the water discharge pipeline and closing the water injection pipeline to discharge water from the evaporation tray, so that residual water in the evaporation tray is cooled; and then, the water injection pipeline is restarted and the water drainage pipeline is kept closed to inject water into the evaporation tray, and after the water injection is finished, the water drainage pipeline is started and the water injection pipeline is closed to drain water from the evaporation tray, so that the evaporation tray is cooled.
Compared with the prior art, the invention can quickly switch to a low-temperature cooking mode (fermentation, heat preservation and the like) after high-temperature steaming is finished, so that the inner container assembly and the evaporation disc are quickly cooled.
Drawings
FIG. 1 is a schematic view of a first angle of an electric steamer according to an embodiment of the present invention;
FIG. 2 is a second angle schematic diagram of an electric steaming box according to an embodiment of the present invention;
FIG. 3 is a third angle schematic view of an electric steaming box according to an embodiment of the present invention;
FIG. 4 is a partial cross-sectional view of an electric steamer according to an embodiment of the invention;
FIG. 5 is a schematic structural diagram of an exhaust assembly in an electric steamer according to an embodiment of the invention;
FIG. 6 is a flow chart of a method for rapidly cooling an electric steamer according to an embodiment of the invention;
FIG. 7 is a graph of temperature and time in a method of rapidly cooling an electric steamer according to an embodiment of the present invention;
fig. 8 is a flowchart of an embodiment of a method for controlling a constant temperature of an electric steaming box according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The embodiment of the invention provides an electric steam box, which comprises an exhaust assembly 1, a liner assembly 2, an evaporation tray 3, a water tank assembly 4, a water injection pipeline 5 and a water drainage pipeline 6, wherein the exhaust assembly 1 is arranged at the top of the liner assembly 2, the exhaust assembly 1 is communicated with the liner assembly 2, the evaporation tray 3 is arranged at the bottom of the liner assembly 2, the water tank assembly 4 is communicated with a water inlet of the evaporation tray 3 through the water injection pipeline 5, and a water outlet of the evaporation tray 3 is communicated with the water drainage pipeline 6, as shown in figures 1-4.
When the cooking is finished and rapid cooling is needed, the inner container assembly 2 and the evaporation disc 3 are cooled through the exhaust assembly 1, the water injection pipeline 5 and the water drainage pipeline 6 respectively.
As shown in fig. 5, the exhaust assembly 1 includes a housing 11, a proportional valve 12, an exhaust pipe 13, and a crossflow blower 14, wherein the housing 11 is a hollow structure and has an air inlet on one side and an exhaust outlet on the other side, the crossflow blower 14 is disposed on the air inlet side of the housing 11, the proportional valve 12 is disposed outside the housing 11, the exhaust pipe 13 is disposed at the bottom of the housing 11, and a sealing member of the proportional valve 12 penetrates the housing 11 and is connected to the exhaust pipe 13 in a sealing manner.
The exhaust pipe 13 is communicated with the liner assembly 2.
The outer edge of the sealing element of the proportional valve 12 is in a conical shape, the sealing element is arranged in the exhaust pipe 13,
the opening degree of the proportional valve 12 is directly related to the input current.
The housing 11 is connected by an upper housing 111 and a lower housing 112.
When the cooking is finished and the rapid cooling is needed, the proportional valve 12 is opened, the opening degree of the proportional valve 12 is maximum, the steam channel of the exhaust pipe 13 is completely opened, and the cross-flow fan 14 is opened, so that the steam of the inner container assembly 2 can enter the shell 11 through the exhaust pipe 13 and is discharged from the exhaust port of the shell 11, and the rapid cooling of the inner container assembly 2 is realized.
The exhaust pipe 13 is communicated with the inner container assembly 2 and is used for exhausting steam in the inner container assembly 2;
the cross-flow fan 14 drives the impeller to supplement the outside air from the air inlet of the casing 11 into the casing 11 by using the motor, and the steam in the liner assembly 2 is mixed with the outside air after being discharged into the casing 11 through the exhaust pipe 13 and is finally discharged from the exhaust port of the casing 11.
And the water injection pipeline 5 and the water drainage pipeline 6 are respectively provided with a water injection electromagnetic switch valve 51 and a water drainage electromagnetic switch valve 61.
Further, the device also comprises a control assembly which is respectively connected with the exhaust assembly 1, the water injection electromagnetic switch valve 51 and the water drainage electromagnetic switch valve 61.
The embodiment of the invention also provides a quick cooling method of the electric steamer, which is realized by the following steps as shown in fig. 6:
step 101: after the preset cooking temperature is over, the exhaust assembly 1 is started to exhaust steam in the inner container assembly 2;
specifically, the cross-flow fan 14 of the exhaust assembly 1 is turned on, and the opening degree of the proportional valve 12 is adjusted to be the maximum, so that the exhaust pipe 13 exhausts air with the maximum opening degree, the exhaust of steam in the liner assembly 2 is accelerated, and the cooling of the liner assembly 2 is realized.
Step 102: the evaporation tray 3 is filled with water and drained at least twice by controlling the working states of the water injection pipeline 5 and the water drainage pipeline 6, so that the residual water in the evaporation tray 3 and the evaporation tray body are cooled.
Specifically, the water injection pipeline 5 is opened, the water discharge pipeline 6 is kept closed, water is injected into the evaporation tray 3, after the water injection is finished, the water discharge pipeline 6 is opened, the water injection pipeline 5 is closed, the evaporation tray 3 is drained, and the cooling of residual water in the evaporation tray 3 is realized;
after cooking is completed, the water solution in the water injection tank unit 4 is injected into the evaporation pan 3 by opening the water injection solenoid switch valve 51 and closing the water discharge solenoid switch valve 61, and after the evaporation pan remaining water is cooled for a certain period of time, the water injection solenoid switch valve 51 is closed and the water discharge solenoid switch valve 61 is opened, thereby draining the remaining water in the evaporation pan 3.
And then, the water injection pipeline 5 is opened again, the water discharge pipeline 6 is kept closed, water is injected into the evaporation tray 3, and after the water injection is finished, the water discharge pipeline 6 is opened, the water injection pipeline 5 is closed, the evaporation tray 3 is drained, and the evaporation tray 3 is cooled.
After cooking, the water injection electromagnetic switch valve 51 is opened and the water discharge electromagnetic switch valve 61 is closed to inject the aqueous solution in the water injection tank assembly 4 into the evaporation pan 3, and after the evaporation pan 3 is cooled for a certain period of time, the water injection electromagnetic switch valve 51 is closed and the water discharge electromagnetic switch valve 61 is opened to cool the evaporation pan 3 and to drain the remaining water.
The cross-flow fan 14 starts after cooking is finished, and finishes after the evaporation pan body cooling residual water is drained.
As shown in fig. 7, the temperature of the inner container assembly 2 and the evaporation pan 3 is significantly lowered in a short time after cooling by the present invention.
As shown in fig. 8, the rapid cooling method of the present invention is implemented by the following steps:
s10: detecting whether the cooking program is finished or not, if yes, performing S11, if no, continuing cooking, keeping the proportional valve 13 in an open state, and inputting a certain current into the proportional valve 13; the proportional valve 13 is made to be in a certain opening degree by inputting a certain current to the proportional valve 13 to discharge steam;
s11: the cross-flow fan 14 is continuously in an open state, continues to exhaust and cool, and inputs the maximum current of the electromagnetic proportional valve to maximize the opening of the proportional valve 13;
s12: the water discharge electromagnetic switch valve 61 of the evaporation pan 3 is continuously in a closed state, and simultaneously the water injection electromagnetic switch valve 51 is opened to inject water into the evaporation pan 3, wherein the water injection time is T1;
s13: opening the water discharging electromagnetic switch valve 61 of the evaporation tray 3, closing the water filling electromagnetic switch valve 51, and draining the residual water of the evaporation tray 3, wherein the water discharging time is T2;
s14: controlling the drainage electromagnetic switch valve 61 to be in a closed state, simultaneously opening the water injection electromagnetic switch valve 51, and injecting water into the evaporation tray 3, wherein the water injection time is T3;
s15: opening the water discharging electromagnetic switch valve 61 of the evaporation tray 3, closing the water filling electromagnetic switch valve 51, and discharging the residual water in the evaporation tray 3, wherein the water discharging time is T4;
s16: controlling the cross-flow fan 14 to be in a closed state after the drainage duration is finished;
s17: and (5) shutting down.
Assuming that the remaining water cooling process of the evaporation pan 3 is long: (water injection time length + water discharge time length is 30 s); setting the water injection time of the residual water cooling program of the evaporation disc 3 as 10 s; setting the residual water cooling program drainage time of the evaporation tray 3 as 20 s;
the cooling process of the evaporation pan 3 is long: (water injection time length + water discharge time length is 40 s); setting the water injection time of the cooling program of the evaporation disc body as 20 s; setting the drain time of the cooling program of the evaporation pan body to be 20 s;
the operation time period of the cross flow fan 14 is set to start after the cooking is finished, and the operation is finished for 70s (the evaporation pan residual water cooling program time period + the evaporation pan body cooling program time period is 70 s).
S10: detecting whether the cooking program is finished, if yes, performing S11, if no, continuing cooking, enabling the proportional valve 13 to be in an opening state, enabling the proportional valve 13 to input a certain current, and enabling the proportional valve 13 to be in a certain opening degree to discharge steam by inputting the certain current to the proportional valve 13;
s11: the cross-flow fan 14 is continuously in an open state, continues to exhaust and cool, and inputs the maximum current of the electromagnetic proportional valve to enable the opening of the electromagnetic proportional valve to be maximum;
s12: the water discharge electromagnetic switch valve 61 is continuously in a closed state, and simultaneously the water injection electromagnetic switch valve 51 is opened to inject water into the evaporation pan 3, wherein the water injection time is 10 s;
s13: opening the water discharge electromagnetic switch valve 61, closing the water injection electromagnetic switch valve 51, and draining the residual water in the evaporation tray 3 for 20 s;
s14: controlling the drainage electromagnetic switch valve 61 to be in a closed state, simultaneously opening the drainage electromagnetic switch valve 61, and injecting water into the evaporation tray 3, wherein the water injection time is 20 s;
s15: controlling the drainage electromagnetic switch valve 61 to be opened, closing the water injection electromagnetic switch valve 51, and draining residual water in the evaporation disc 3 for 20 s;
s16: controlling the cross-flow fan 14 to be in a closed state after the drainage duration is finished;
s17: and (5) shutting down.
The temperature conditions of the components before and after the electric steamer is cooled by adopting the scheme are shown in the table 1.
Table 1: temperature conditions before and after cooling of the electric steamer
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention.
Claims (6)
1. The electric steam box is characterized by comprising an exhaust assembly (1), a liner assembly (2), an evaporation tray (3), a water tank assembly (4), a water injection pipeline (5) and a water drainage pipeline (6), wherein the exhaust assembly (1) is arranged at the top of the liner assembly (2), the exhaust assembly (1) is communicated with the liner assembly (2), the evaporation tray (3) is arranged at the bottom of the liner assembly (2), the water tank assembly (4) is communicated with a water inlet of the evaporation tray (3) through the water injection pipeline (5), and a water outlet of the evaporation tray (3) is communicated with the water drainage pipeline (6);
exhaust subassembly (1) includes casing (11), proportional valve (12), blast pipe (13), cross-flow fan (14), casing (11) are hollow structure and one side is the air intake, and the opposite side is the gas vent, cross-flow fan (14) set up the air intake side at casing (11), proportional valve (12) set up in casing (11) outside, blast pipe (13) run through the setting in casing (11) bottom, the sealing member outer edge of proportional valve (12) is the toper shape, and the sealing member is arranged in blast pipe (13), the aperture size and the input current size of proportional valve (12) are directly relevant.
2. Electric steamer according to claim 1, characterized in that the exhaust pipe (13) communicates with the liner assembly (2).
3. The electric steamer as claimed in claim 2, characterized in that the casing (11) is connected by an upper casing (111) and a lower casing (112) in a mating manner.
4. The electric steamer according to any one of claims 1 to 3, characterized in that the water injection line (5) and the water discharge line (6) are respectively provided with a water injection electromagnetic switch valve (51) and a water discharge electromagnetic switch valve (61).
5. The electric steamer according to claim 4, characterized by further comprising a control assembly connected with the exhaust assembly (1), the water filling electromagnetic switch valve (51) and the water draining electromagnetic switch valve (61) respectively.
6. A method for rapidly cooling an electric steamer according to any one of claims 1-5, characterized in that the method comprises: after the preset cooking temperature is finished, a cross-flow fan (14) of the exhaust assembly (1) is started, the opening degree of the proportional valve (12) is adjusted to be the maximum to exhaust steam in the inner container assembly (2), then, the evaporation disc (3) is filled with water and drained at least twice by controlling the working states of the water injection pipeline (5) and the drainage pipeline (6), and residual water and the evaporation disc body in the evaporation disc (3) are cooled specifically: the water injection pipeline (5) is opened, the water drainage pipeline (6) is kept closed, water is injected into the evaporation tray (3), after the water injection is finished, the water drainage pipeline (6) is opened, the water injection pipeline (5) is closed, the evaporation tray (3) is drained, and the cooling of residual water in the evaporation tray (3) is realized; and then, the water injection pipeline (5) is opened again, the water drainage pipeline (6) is kept closed, water is injected into the evaporation disc (3), after the water injection is finished, the water drainage pipeline (6) is opened, the water injection pipeline (5) is closed, the evaporation disc (3) is drained, and the evaporation disc (3) is cooled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811221159.0A CN110200488B (en) | 2018-10-19 | 2018-10-19 | Electric steamer and quick cooling method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811221159.0A CN110200488B (en) | 2018-10-19 | 2018-10-19 | Electric steamer and quick cooling method thereof |
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| Publication Number | Publication Date |
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| CN110200488A CN110200488A (en) | 2019-09-06 |
| CN110200488B true CN110200488B (en) | 2022-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811221159.0A Active CN110200488B (en) | 2018-10-19 | 2018-10-19 | Electric steamer and quick cooling method thereof |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111248728B (en) * | 2020-02-07 | 2023-01-13 | 青岛海尔智慧厨房电器有限公司 | Steam box and control method thereof |
| CN111839247A (en) * | 2020-08-04 | 2020-10-30 | 珠海格力电器股份有限公司 | Control method and control device of cooking equipment and cooking equipment |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102210551A (en) * | 2011-05-31 | 2011-10-12 | 宁波市鄞州欧燕电器有限公司 | Household electric steam boiler |
| CN103349496B (en) * | 2013-07-29 | 2015-09-02 | 广东格兰仕微波炉电器制造有限公司 | A kind of steam oven and method of operating thereof |
| CN204635978U (en) * | 2015-01-06 | 2015-09-16 | 华帝股份有限公司 | Superheated steam box |
| CN106308476B (en) * | 2015-07-02 | 2019-05-10 | 中山华帝电子科技有限公司 | It is a kind of with the food steam box for being rapidly heated and keeping temperature incubation function |
| CN205814172U (en) * | 2016-04-29 | 2016-12-21 | 湖州市周生记食品有限责任公司 | A kind of efficiently steam box |
| CN107898302A (en) * | 2017-11-29 | 2018-04-13 | 杭州德意电器股份有限公司 | A kind of embedded-type electric steam box |
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