CN102512079A - Steam heating device and control method thereof - Google Patents
Steam heating device and control method thereof Download PDFInfo
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- CN102512079A CN102512079A CN2011103744306A CN201110374430A CN102512079A CN 102512079 A CN102512079 A CN 102512079A CN 2011103744306 A CN2011103744306 A CN 2011103744306A CN 201110374430 A CN201110374430 A CN 201110374430A CN 102512079 A CN102512079 A CN 102512079A
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- water tank
- control valve
- outlet
- steam
- water
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 29
- 238000000034 method Methods 0.000 title claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 115
- 238000007789 sealing Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 claims description 4
- 235000010469 Glycine max Nutrition 0.000 abstract description 2
- 244000068988 Glycine max Species 0.000 abstract description 2
- 239000008267 milk Substances 0.000 abstract description 2
- 210000004080 milk Anatomy 0.000 abstract description 2
- 235000013336 milk Nutrition 0.000 abstract description 2
- 239000000945 filler Substances 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The invention belongs to the technical field of soybean milk machines, and particularly discloses a steam heating device and a control method thereof, wherein the steam heating device comprises a water tank and a heating device for heating a water tank, the water tank comprises a first outlet and a water inlet, the first outlet is provided with a first control valve, and the water inlet is provided with a second control valve; when the heating device heats, the pressure P1 in the water tank is more than P0, the first control valve is opened, and the second control valve is closed; when the heating device stops heating and the P2 < P0, the first control valve is closed and the second control valve is opened, wherein P0 is standard atmospheric pressure. The invention utilizes the working state of the heating device to control the air pressure change in the water tank, thereby controlling the opening or closing of the two control valves through the positive and negative pressure change of the air pressure in the water tank, controlling the water inlet or the steam outlet of the water tank, realizing the full-automatic control process, and having simple and convenient control and very simple structure.
Description
Technical field
The present invention relates to a kind of steam heater and control method thereof.
Background technology
Add in soy bean milk making machine and to pine for, heater commonly used is that electrothermal tube directly heats, and the direct heating arrangement of electrothermal tube is simple, but when heating, sticks with paste at the end easily, makes the cleaning difficulty of cup also to have a strong impact on heats.In order to overcome this defective, steam heater has appearred on the market, adopt Steam Heating, thermal conductance efficient is high, can not produce pastel, and steam heater also can heat multiple device simultaneously, and use occasion is wide.
Existing steam heater; Like Chinese patent CN201020552640.0; It comprises the heater of water tank and feed-tank heating, and tank top has the filler of band valve and the steam (vapor) outlet of band check valve, and the steam (vapor) outlet of the band check valve of vapor vessel communicates with the cup inner chamber.In this patent, it realizes adding water through steam (vapor) outlet output steam through the filler, yet it adds water and the valve control structure complicacy that goes out steam.
Summary of the invention
To the shortcoming of prior art, the purpose of this invention is to provide a kind of control structure is simple, realize the miniaturization heating steam heater and control method thereof.
For realizing above-mentioned purpose, technical scheme of the present invention is: a kind of steam heater, comprise the heater that water tank and feed-tank heat, and wherein, water tank comprises first outlet and the water inlet, and first outlet is provided with first control valve, and water inlet is provided with second control valve;
When the heater heating, during water tank internal gas pressure P1 ﹥ preset air pressure P0, first control valve is opened, and second control valve is closed; When the heater stop heating, during P2 ﹤ preset air pressure P0, first control valve is closed, and second control valve is opened, and wherein P0 is a standard atmospheric pressure.
In this programme, utilize the duty of heater, control the air pressure change in the water tank; Positive negative pressure variation through the water tank internal gas pressure is controlled opening or closing of two control valves, thereby the control water tank water intake perhaps goes out steam, realizes full automatic control procedure; Control easyly, structure is also very simple.
Further,, can in safer reliable air pressure range, carry out work for making control valve because the power of heater will determine the situation of change of water tank internal gas pressure, P0＜P1＜1.5P0,0.7P0＜P2＜P0, wherein P0 is a standard atmospheric pressure.
Particularly, said second control valve is a float-controlled valve; Said float-controlled valve comprises housing, is located at spool and passage in the housing, and the housing two ends are respectively equipped with first port and second port, and first port is connected with second port through passage, and spool can be at vapor pressure effect lower seal first port; Said spool is provided with the sealing ring that can cooperate with first port sealing.
Further, said first control valve is a check valve.
In order to realize the output that separates of hot water and steam, said water tank also comprises second outlet and is located at the 3rd control valve in second exit, and second outlet is positioned on first outlet.
Preferably, said first outlet is positioned at water tank bottom, and second outlet is positioned at tank top.
Further, the water level detector that also comprises the water level information that is used for surveying water tank in the said water tank; The temperature controller that also comprises the temperature information that is used to survey water tank in the said water tank.
Simultaneously, the present invention also discloses a kind of control method of utilizing said steam heater, may further comprise the steps,
A, heater begin heating, form malleation in the water tank, and when water tank internal gas pressure P1 ﹥ P0, first control valve is opened, and second control valve is closed, and the gas in the water tank is discharged by first outlet, and continues a scheduled time t, and wherein P0 is a standard atmospheric pressure;
B, heater stop heating form negative pressure in the water tank, when P2 ﹤ P0, first control valve is closed, and second control valve is opened, and extraneous supply tank gets into water tank by second control valve;
C, heater heat once more, form malleation in the water tank, and when P1 ﹥ P0, first control valve is opened, and second control valve is closed, and steam in the water tank or hot water are discharged by first outlet.
Compared with prior art, beneficial effect of the present invention is,
The present invention utilizes the duty of heater, controls the air pressure change in the water tank, thereby controls opening or closing of two control valves through the positive negative pressure variation of water tank internal gas pressure; The control water tank water intake perhaps goes out steam; Realize full automatic control procedure, control easyly that structure is also very simple.
Description of drawings
Fig. 1 is the structural representation of steam heater of the present invention;
Fig. 2 is the structural representation of float-controlled valve.
The specific embodiment
Below in conjunction with embodiment and accompanying drawing the present invention is carried out detailed description.
As shown in Figure 1, the invention discloses a kind of steam heater, comprise the heater 2 of water tank 1 and feed-tank 1 heating, wherein, water tank 1 comprises that first outlet 3 and water inlet 4, the first outlets 3 are provided with first control valve 5, water inlet 4 is provided with second control valve 6;
When heater 2 heating, during water tank 1 internal gas pressure P1 ﹥ P0, first control valve 5 is opened, and second control valve 6 is closed; When heater 2 stop the heating, during P2 ﹤ P0, first control valve 5 is closed, second control valve 6 is opened, wherein P0 is a standard atmospheric pressure.
Among the present invention, when heater 2 heating, the air pressure in the water tank 1 can begin to increase, and when water tank 1 internal gas pressure P ﹥ P0, first control valve 5 is opened, and second control valve 6 is closed, and water tank 1 is by first outlet 3 exhaust steams or the hot water; When heater 2 stopped to heat, the temperature in the water tank 1 can descend, thereby formed negative pressure, and at this moment, first control valve 5 is closed, and second control valve 6 is opened, and the water in the supply tank 1 is flow in the water tank 1 by second control valve of opening 6.
For making control valve in safer reliable air pressure range, carry out work, in the present embodiment, P0＜P1＜1.5P0,0.7P0＜P2＜P0, wherein P0 is a standard atmospheric pressure.
Further; Said first control valve 5 is a check valve, and said second control valve 6 is float-controlled valve, and is as shown in Figure 2; Said float-controlled valve comprises housing 61, is located at spool 62 and passage 63 in the housing 61; Housing 61 two ends are respectively equipped with first port 64 and second port, 65, the first ports 64 are connected with second port 65 through passage 63, and spool 62 can be at vapor pressure effect lower seal first port 64; Said spool 62 is provided with the sealing ring 66 that can be sealed and matched with first port 64.In the present embodiment, first port 64 is used to be communicated with supply tank 7, the second ports 65 and is used for joining water box 1.When heater heated, the air pressure in the water tank can begin to increase, when water tank internal gas pressure P ﹥ P0; Under the effect of water tank internal gas pressure, spool up moves, and seals up first port; And check valve is opened under gas pressure, and water in the water tank or gas are discharged by first outlet.When heater stop heated, the temperature in the water tank can descend, and when water tank internal gas pressure P＜P0, spool moves down, and first port is opened, owing to form negative pressure in the water tank, the water in the supply tank can get in the water tank, and can fill water tank.The present invention compared with prior art can carry out miniaturization and carry out Steam Heating, and hot water or steam can be provided more fast; And, because water tank can produce negative pressure, make the water of supply tank can fill whole water tank better, and prior art because can not producing negative pressure, water tank promptly enable to accomplish to cistern water supply, also only can adorn further water, and can not water tank be filled.
In order to realize the output that separates of hot water and steam, said water tank 1 also comprises second outlet 8 and is located at the 3rd control valve 9 at second outlet, 8 places, and second outlet 8 is positioned on first outlet 3; Said first outlet 3 is positioned at water tank 1 bottom, and second outlet 8 is positioned at water tank 1 top.
The water level detector 10 that also comprises the water level information that is used for surveying water tank in the said water tank 1; The temperature controller that also comprises the temperature information that is used to survey water tank in the said water tank.
The present invention also discloses a kind of control method of utilizing said steam heater, may further comprise the steps,
A, heater begin heating, form malleation in the water tank, and when water tank internal gas pressure P1 ﹥ P0, first control valve is opened, and second control valve is closed, and the gas in the water tank is discharged by first outlet, and continues a scheduled time t, and wherein P0 is a standard atmospheric pressure;
B, heater stop heating form negative pressure in the water tank, when P2 ﹤ P0, first control valve is closed, and second control valve is opened, and extraneous supply tank gets into water tank by second control valve;
C, heater heat once more, form malleation in the water tank, and when P1 ﹥ P0, first control valve is opened, and second control valve is closed, and steam in the water tank or hot water are discharged by first outlet.
Claims (11)
1. a steam heater comprises the heater that water tank and feed-tank heat, and it is characterized in that, water tank comprises first outlet and the water inlet, and first outlet is provided with first control valve, and water inlet is provided with second control valve;
When heater heating, during water tank internal gas pressure P1＞P0, first control valve is opened, and second control valve is closed; When heater stop heating, during P2＜P0, first control valve is closed, and second control valve is opened, and wherein P0 is a standard atmospheric pressure.
2. steam heater according to claim 1 is characterized in that, P0＜P1＜1.5P0, and 0.7P0＜P2＜P0, wherein P0 is a standard atmospheric pressure.
3. steam heater according to claim 1 is characterized in that, said second control valve is a float-controlled valve.
4. steam heater according to claim 3; It is characterized in that; Said float-controlled valve comprises housing, is located at spool and passage in the housing; The housing two ends are respectively equipped with first port and second port, and first port is connected with second port through passage, and spool can be at vapor pressure effect lower seal first port.
5. steam heater according to claim 4 is characterized in that, said spool is provided with the sealing ring that can cooperate with first port sealing.
6. steam heater according to claim 1 is characterized in that, said first control valve is a check valve.
7. steam heater according to claim 1 is characterized in that, said water tank also comprises second outlet and is located at the 3rd control valve in second exit, and second outlet is positioned on first outlet.
8. steam heater according to claim 7 is characterized in that, said first outlet is positioned at water tank bottom, and second outlet is positioned at tank top.
9. steam heater according to claim 1 is characterized in that, also comprises the water level detector of the water level information that is used for surveying water tank in the said water tank, also comprises the temperature controller of the temperature information that is used to survey water tank in the said water tank.
10. a control method of utilizing each said steam heater of claim 1 to 9 may further comprise the steps,
A, heater begin heating, form malleation in the water tank, and when water tank internal gas pressure P1＞P0, first control valve is opened, and second control valve is closed, and the gas in the water tank is discharged by first outlet, and continues a scheduled time t, and wherein P0 is a standard atmospheric pressure;
The heating of b, heater stop forms negative pressure in the water tank, when P2＜P0, first control valve is closed, and second control valve is opened, and extraneous supply tank gets into water tank by second control valve;
C, heater heat once more, form malleation in the water tank, and when P1＞P0, first control valve is opened, and second control valve is closed, and steam in the water tank or hot water are discharged by first outlet.
11. control method according to claim 10 is characterized in that, P0＜P1＜1.5P0, and 0.7P0＜P2＜P0, wherein P0 is a standard atmospheric pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103744306A CN102512079A (en) | 2011-11-22 | 2011-11-22 | Steam heating device and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103744306A CN102512079A (en) | 2011-11-22 | 2011-11-22 | Steam heating device and control method thereof |
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| Publication Number | Publication Date |
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| CN102512079A true CN102512079A (en) | 2012-06-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011103744306A Pending CN102512079A (en) | 2011-11-22 | 2011-11-22 | Steam heating device and control method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104523138A (en) * | 2014-12-31 | 2015-04-22 | 东莞市西芹电器有限公司 | Rapid food cooking device and rapid cooking method thereof |
| CN107830379A (en) * | 2017-11-10 | 2018-03-23 | 李峥炜 | The efficient fixing device of monitor |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1882813A (en) * | 2003-10-15 | 2006-12-20 | 希恩泰克爱有限公司 | Automatic circulation device of warm water |
| CN2873010Y (en) * | 2006-03-04 | 2007-02-28 | 黑龙江华中科技开发有限公司 | Semiconductor water wave mattress |
| CN102022819A (en) * | 2010-12-06 | 2011-04-20 | 中山市万家惠电器有限公司 | Electric water heating device |
-
2011
- 2011-11-22 CN CN2011103744306A patent/CN102512079A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1882813A (en) * | 2003-10-15 | 2006-12-20 | 希恩泰克爱有限公司 | Automatic circulation device of warm water |
| CN2873010Y (en) * | 2006-03-04 | 2007-02-28 | 黑龙江华中科技开发有限公司 | Semiconductor water wave mattress |
| CN102022819A (en) * | 2010-12-06 | 2011-04-20 | 中山市万家惠电器有限公司 | Electric water heating device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104523138A (en) * | 2014-12-31 | 2015-04-22 | 东莞市西芹电器有限公司 | Rapid food cooking device and rapid cooking method thereof |
| CN107830379A (en) * | 2017-11-10 | 2018-03-23 | 李峥炜 | The efficient fixing device of monitor |
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Address after: 528311 Guangdong, Foshan, Beijiao, the United States, the United States and the United States on the avenue of the United States, the headquarters of the United States building B floor, District, 26-28 Applicant after: MIDEA GROUP Co.,Ltd. Address before: 528311 Beijiao, Foshan, Shunde District, the town of Guangdong, the United States Avenue, No. 6 Applicant before: Midea Group |
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| COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: MEIDI GROUP CO. LTD. TO: MIDEA GROUP CO., LTD. |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20120627 |