CN111802919A - Residual water discharge control method for steam generator, steam generator and steam cooking equipment - Google Patents
Residual water discharge control method for steam generator, steam generator and steam cooking equipment Download PDFInfo
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- CN111802919A CN111802919A CN201910294560.5A CN201910294560A CN111802919A CN 111802919 A CN111802919 A CN 111802919A CN 201910294560 A CN201910294560 A CN 201910294560A CN 111802919 A CN111802919 A CN 111802919A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 98
- 238000010411 cooking Methods 0.000 title claims abstract description 33
- 238000000034 method Methods 0.000 title claims abstract description 29
- 238000005303 weighing Methods 0.000 claims abstract description 40
- 238000007599 discharging Methods 0.000 claims abstract description 11
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000001580 bacterial effect Effects 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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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
- A47J36/00—Parts, details or accessories of cooking-vessels
- A47J36/32—Time-controlled igniting mechanisms or alarm devices
-
- 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
- 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
- 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
- A47J2027/043—Cooking-vessels for cooking food in steam; Devices for extracting fruit juice by means of steam ; Vacuum cooking vessels for cooking food in steam
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Cookers (AREA)
Abstract
The invention discloses a control method for discharging residual water of a steam generator, which comprises the following steps of firstly determining the residual water amount in the steam generator according to the net weight of the steam generator and the weight of the steam generator after cooking; starting a drainage program, weighing the steam generator at intervals of preset time, comparing the current weight with the net weight of the steam generator, finishing drainage if the current weight is the same as the net weight of the steam generator, and otherwise, comparing the current weight with the weight of the previous moment to obtain a weight difference; if the weight difference is smaller than the preset water discharge amount corresponding to the interval preset time, the steam generator gives a fault alarm, otherwise, the water is continuously discharged until the net weight of the steam generator is the same; the invention also discloses a steam generator and steam cooking equipment applying the steam generator; the invention can avoid the drainage fault being unable to be found in time and determine whether the actual residual water in the steam generating device is emptied by the control method of residual water drainage.
Description
Technical Field
The invention belongs to the technical field of steam cooking equipment, and particularly relates to a residual water discharge control method of a steam generator, the steam generator and the steam cooking equipment.
Background
At present, the drainage mode of the steam generating device is generally a method of directly draining water to a set water level by a water pump or an electromagnetic switch valve through setting fixed drainage time, and the method has the following problems:
the water quantity in the steam generating device is possibly influenced by water path on-way resistance, water pipe form (such as water accumulation at a corner) and scale, so that the actual water injection quantity injected into the steam generating device is deviated from the water injection quantity of a water suction pump, the actual residual water of the steam generating device cannot be judged according to the on-off duration of the water suction pump or an electromagnetic switch valve, and the steam generating device can be emptied within a certain time;
in addition, when foreign matters exist in the water suction pump, the electromagnetic switch valve or the water drainage pipeline, even when the water suction pump or the electromagnetic switch valve is damaged, the problem of slow or even non-drainage of water drainage can occur, whether the current water level reaches the emptying water level or not can not be judged, the fault can not be found in time, if residual water in the electric steam box after cooking is finished cannot be processed in time, and the food safety hazards of bacterial breeding, peculiar smell generation and the like exist.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a control method for discharging residual water of a steam generator, which solves the problems that the drainage fault cannot be found in time and the actual residual water in a steam generating device is not emptied in the prior art through the change of the weight of the steam generator corresponding to the fixed drainage time.
Another object of the present invention is to provide a steam generator.
Another object of the present invention is to provide a steam cooking apparatus.
The technical scheme adopted by the invention is that,
a control method for discharging residual water of a steam generator specifically comprises the following steps:
determining the amount of water remaining in the steam generator from the net weight of the steam generator and the weight of the steam generator after cooking;
starting a drainage program, weighing the steam generator at intervals of preset time, comparing a current weighing result with the net weight of the steam generator, if the current weighing result is the same as the net weight of the steam generator, finishing drainage, otherwise, comparing the current weight with the weight of the previous moment to obtain a weight difference;
and if the weight difference is smaller than the preset water discharge amount corresponding to the interval preset time, the steam generator gives a fault alarm, otherwise, the water is continuously discharged until the weight of the steam generator is the same as the net weight of the steam generator.
Preferably, the amount of water remaining in the steam generator is determined by the net weight of the steam generator and the weight of the steam generator after cooking, specifically:
the net weight of the steam generator is M1, and after cooking is finished, the current weight of the steam generator is recorded as M2, and then the amount of water remaining in the steam generator is: difference between M2 and M1.
Preferably, the drainage program is started, the steam generator is weighed at preset intervals, the current weight is compared with the weight of the steam generator at the previous moment, and a weight difference is obtained, specifically:
and starting a drainage program and timing, detecting whether the preset time interval is reached in real time, if not, continuously detecting, if so, weighing the steam generator, comparing the current weight with the weight at the previous moment, and obtaining the weight difference.
Preferably, the predetermined time interval is 5-10S.
Preferably, the preset interval and the drainage amount corresponding to the preset time depend on the size of the drainage channel.
Preferably, the weight of the steam generator is acquired by an cantilever beam sensor provided at the top of the steam generator.
A steam generator is characterized in that the method for controlling the residual water discharge of the steam generator comprises the following steps:
steam generator body, the subassembly of intaking, drainage subassembly, steam discharging component, the subassembly and the controller of weighing, the subassembly setting of intaking just communicates with steam generator body at steam generator body top, the drainage subassembly sets up in steam generator body bottom and communicates with steam generator body, steam discharging component and this body coupling of steam generator, the subassembly setting of weighing is used for measuring the weight of steam generator body at steam generator body's top, drainage subassembly, steam discharging component and the subassembly of weighing all are connected with the controller.
Preferably, the weighing component is a cantilever beam type sensor, one end of the weighing component is fixed through a fixing frame, and the other end of the weighing component is fixedly connected with the upper surface of the steam generator body through a connecting frame to realize weighing.
Preferably, the drainage assembly comprises a drainage pipe, a drainage electromagnetic switch valve and a drainage valve body, the drainage pipe is connected with the drainage valve body, and the drainage electromagnetic switch valve is connected with the drainage valve body and used for controlling the drainage electromagnetic switch valve to be opened or closed.
A steam cooking device comprises a steam cooking device body and the steam generator, wherein the steam generator is arranged in the steam cooking device body.
Compared with the prior art, the method determines the residual water amount in the steam generator through the net weight of the steam generator and the weight of the steam generator after cooking; then starting a drainage program, weighing the steam generator at intervals of preset time, and comparing the current weight with the weight at the previous moment to obtain a weight difference; if the weight difference is smaller than the preset water discharge amount corresponding to the interval preset time, the steam generator gives a fault alarm, otherwise, the water is continuously discharged until the weight of the steam generator is the same as the net weight of the steam generator; by the method, the problems that the drainage fault cannot be found in time and whether the actual residual water in the steam generating device is emptied or not can be avoided.
Drawings
Fig. 1 is a flowchart for providing a control method of residual water discharge of a steam generator according to embodiment 1 of the present invention;
fig. 2 is a schematic structural view of a steam generator according to embodiment 2 of the present invention.
The reference numbers are as follows:
1-steam generator body, 2-water inlet component, 3-water discharge component, 4-steam discharge component, 5-weighing component, 11-connecting frame, 12-fixing frame, 31-water discharge pipe, 32-water discharge electromagnetic switch valve and 33-water discharge valve body.
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.
Example 1
step 1.1, the net weight of the steam generator is M1;
step 1.2, recording the weight M2 of the current steam generator after cooking;
step 1.3, calculating the difference value between M2 and M1, namely the residual water amount in the steam generator;
step 2.1, starting a drainage program and timing;
step 2.2, detecting whether the interval preset time is reached in real time, if not, returning to the step 2.1 to continue timing, and if so, performing the step 2.3;
step 2.3, weighing the steam generator;
step 2.4, comparing the current weighing result with the net weight of the cooking steam generator, and if the current weighing result is the same as the net weight of the cooking steam generator, finishing the water drainage; otherwise, performing step 2.5;
step 2.5, comparing the current weight with the previous weight to obtain a weight difference;
and 3, comparing the weight difference with the preset water discharge amount corresponding to the interval preset time, if the weight difference is smaller than the water discharge amount corresponding to the interval preset time, performing fault alarm on the steam generator, and otherwise, continuing water discharge until the weight of the steam generator is the same as the net weight of the steam generator in the step 2.1.
Wherein the interval preset time is 5-10S.
The water discharge amount corresponding to the preset interval preset time depends on the size of the water discharge channel.
The weight of the steam generator is acquired by an cantilever beam sensor provided at the top of the steam generator.
In the embodiment 1 of the invention, the residual water amount in the steam generator is determined by the net weight of the steam generator and the weight of the steam generator after cooking; then starting a drainage program, weighing the steam generator at intervals of preset time, and comparing the current weight with the weight at the previous moment to obtain a weight difference; if the weight difference is smaller than the preset water discharge amount corresponding to the interval preset time, the steam generator gives a fault alarm, otherwise, the water is continuously discharged until the weight of the steam generator is the same as the net weight of the steam generator; by the method, the problems that the drainage fault cannot be found in time and whether the actual residual water in the steam generating device is emptied or not can be avoided.
Example 2
the steam generator comprises a steam generator body 1, a water inlet assembly 2, a water drainage assembly 3, a steam discharge assembly 4, a weighing assembly 5 and a controller, wherein the water inlet assembly 2 is arranged at the top of the steam generator body 1 and communicated with the steam generator body 1, the water drainage assembly 3 is arranged at the bottom of the steam generator body 1 and communicated with the steam generator body 1, the steam discharge assembly 4 is connected with the steam generator body 1, the weighing assembly 5 is arranged at the top of the steam generator body 1 and used for measuring the weight of the steam generator body 1, and the water drainage assembly 3, the steam discharge assembly 4 and the weighing assembly 5 are all connected with the controller;
further comprises an alarm component connected with the controller.
Thus, by adopting the structure, the weighing component 5 collects the weight of the steam generator body 1 and transmits the weight to the controller, and the controller determines whether the drainage is finished or the drainage is in fault according to the corresponding relation between the preset time and the weight so as to control the working states of the drainage component 3 and the alarm component.
The drainage assembly 3 comprises a drainage pipe 31, a drainage electromagnetic switch valve 32 and a drainage valve body 33, wherein the drainage pipe 31 is connected with the drainage valve body 33, and the drainage electromagnetic switch valve 32 is connected with the drainage valve body 33 and used for controlling the drainage electromagnetic switch valve to be opened or closed;
the water inlet assembly 2 comprises a water inlet pipe 21, a water inlet electromagnetic switch valve 22 and a water inlet valve body 23, the water inlet pipe 21 is connected with the water inlet valve body 23, and the water inlet electromagnetic switch valve 22 is connected with the water inlet valve body 23 and used for controlling the water inlet electromagnetic switch valve to be opened or closed;
the steam discharge assembly 4 comprises a steam outlet pipe.
The weighing component 5 is a cantilever beam type sensor, one end of the weighing component is fixed through a fixing frame 12, and the other end of the weighing component is mutually connected and fixed with the upper surface of the steam generator body 1 through a connecting frame 11 to realize weighing;
thus, the fixed frame 12 provides a fulcrum for the cantilever type sensor, and the connecting frame 11 and the cantilever type sensor are matched with each other to realize weighing.
The working process is as follows: before cooking, firstly, the water inlet electromagnetic switch valve 22 is opened, the water discharge electromagnetic switch valve 32 is closed, and water is injected into the steam generator body 1 through the water inlet pipe 21; during the cooking process, steam is discharged from the steam output pipeline to heat food; after cooking, closing the water inlet electromagnetic switch valve 22, opening the water outlet electromagnetic switch valve 32 and timing at the same time, weighing the steam generator body 1 through the cantilever beam type sensor at intervals of preset time, and comparing the current weight with the weight at the previous moment to obtain a weight difference; if the weight difference is smaller than the preset water discharge amount corresponding to the interval preset time, the controller controls the alarm assembly to give an alarm, otherwise, the water is continuously discharged until the weight of the steam generator body 1 is the same as the net weight of the steam generator.
Example 3
In addition, the steam cooking device in this embodiment may be a steam box, a steam oven, a steaming and baking all-in-one machine, or the like.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A control method for discharging residual water of a steam generator is characterized by comprising the following steps:
determining the amount of water remaining in the steam generator from the net weight of the steam generator and the weight of the steam generator after cooking;
starting a drainage program, weighing the steam generator at intervals of preset time, comparing a current weighing result with the net weight of the steam generator, if the current weighing result is the same as the net weight of the steam generator, finishing drainage, otherwise, comparing the current weight with the weight of the previous moment to obtain a weight difference;
and if the weight difference is smaller than the preset water discharge amount corresponding to the interval preset time, the steam generator gives a fault alarm, otherwise, the water is continuously discharged until the weight of the steam generator is the same as the net weight of the steam generator.
2. The method for controlling residual water discharge of steam generator according to claim 1, wherein the amount of residual water in the steam generator is determined by the net weight of the steam generator and the weight of the steam generator after cooking, specifically:
the net weight of the steam generator is M1, and after cooking is finished, the current weight of the steam generator is recorded as M2, and then the amount of water remaining in the steam generator is: difference between M2 and M1.
3. The method for controlling the residual water discharge of the steam generator according to claim 2, wherein the water discharge procedure is started, the steam generator is weighed at intervals of a preset time, the current weight is compared with the previous weight, and a weight difference is obtained, specifically:
and starting a drainage program and timing, detecting whether the preset time interval is reached in real time, if not, continuously detecting, if so, weighing the steam generator, comparing the current weight with the weight at the previous moment, and obtaining the weight difference.
4. A steam generator residual water discharging control method according to claim 3, wherein said interval predetermined time is 5-10S.
5. The method for controlling residual water discharge of a steam generator according to any one of claims 1 to 4, wherein the amount of water discharged at predetermined intervals corresponds to a predetermined amount of time depending on the size of the water discharge passage.
6. A steam generator residual water discharge control method according to claim 5, characterized in that the weight of the steam generator is obtained by an cantilever beam type sensor provided at the top of the steam generator.
7. A steam generator applied to the method for controlling discharge of steam generator residual water according to any one of claims 1 to 6, comprising:
steam generator body (1), subassembly (2), drainage subassembly (3), steam discharging component (4), the subassembly of weighing (5) and controller of intaking, subassembly (2) of intaking set up at steam generator body (1) top and communicate with steam generator body (1), drainage subassembly (3) set up in steam generator body (1) bottom and communicate with steam generator body (1), steam discharging component (4) are connected with steam generator body (1), the subassembly of weighing (5) set up the weight that is used for measuring steam generator body (1) at the top of steam generator body (1), drainage subassembly (3), steam discharging component (4) and subassembly of weighing (5) all are connected with the controller.
8. Steam generator according to claim 7, characterized in that the weighing component (5) is a cantilever beam sensor, one end of which is fixed by a fixing frame (12), and the other end of which is connected and fixed with the upper surface of the steam generator body (1) by a connecting frame (11) for weighing.
9. The steam generator according to claim 7 or 8, wherein the drain assembly (3) comprises a drain pipe (31), a drain electromagnetic switch valve (32) and a drain valve body (33), the drain pipe (31) is connected with the drain valve body (33), and the drain electromagnetic switch valve (32) is connected with the drain valve body (33) for controlling the opening or closing thereof.
10. A steam cooking device comprising a steam cooking device body and a steam generator according to any of claims 7 to 9, the steam generator being disposed within the steam cooking device body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910294560.5A CN111802919B (en) | 2019-04-12 | 2019-04-12 | Steam generator residual water discharge control method, steam generator and steam cooking equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910294560.5A CN111802919B (en) | 2019-04-12 | 2019-04-12 | Steam generator residual water discharge control method, steam generator and steam cooking equipment |
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| CN111802919A true CN111802919A (en) | 2020-10-23 |
| CN111802919B CN111802919B (en) | 2022-07-15 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116076975A (en) * | 2023-04-04 | 2023-05-09 | 格力大松（宿迁）生活电器有限公司 | Dish washer drainage fault detection control method and system thereof and dish washer |
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| CN111802919B (en) | 2022-07-15 |
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