CN206572772U - A kind of solar rice cooker system - Google Patents
A kind of solar rice cooker system Download PDFInfo
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- CN206572772U CN206572772U CN201720126636.XU CN201720126636U CN206572772U CN 206572772 U CN206572772 U CN 206572772U CN 201720126636 U CN201720126636 U CN 201720126636U CN 206572772 U CN206572772 U CN 206572772U
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- steam
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/44—Heat exchange systems
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Abstract
A kind of solar rice cooker system, including solar thermal collector array, water inlet pipe, return pipe, thermal storage device, steam pipe, hot water pipeline, electric and gas dual-purpose steam-cooking cabinet and controller, solar thermal collector array two ends are connected with the bottom and top of hot device respectively by water inlet pipe, return pipe, circulating pump is provided with water inlet pipe, circulation loop is constituted.Solar thermal collector array outlets end is provided with the first temperature sensor, and thermal storage device is internally provided with the first electric heater and second temperature sensor；Thermal storage device is connected by steam pipe with electric and gas dual-purpose steam-cooking cabinet, is connected by hot-water line with the water inlet positioned at electric and gas dual-purpose steam-cooking cabinet bottom, magnetic valve is provided with hot-water line.Need Opening pressure regulating valve during steamed rice to make saturation water vacuum flashing in thermal storage device, produce low-pressure steam and input to electric and gas dual-purpose steam-cooking cabinet steamed rice.When water temperature is low in thermal storage device, starts the first electric heater or opens solenoid valve and start the second electric heater generation steam rice-steaming.
Description
Technical field
The utility model is related to solar energy utilization system, more particularly to a kind of solar rice cooker system.
Background technology
For canteen, more than having dinner person-time, a large amount of non-renewable energy resources production steam or hot water are generally consumed, is used
In steamed rice, boil water with table-ware disinfection etc., a large amount of consumption of non-renewable energy resources certainly will cause a series of energy shortages and environment
Pollution problem.Solar energy development is using being to realize one of important channel of energy supply diversification, energy-saving and emission-reduction, so solar energy
Application of the vapour system in kitchen field has occurred, and is currently in the technology application development stage, still has several drawbacks：It is existing
Solar steam system is by the use of conduction oil as heat transfer and heat accumulation working medium, the characteristics of conduction oil has easily infiltration and leaked, and this leads
Food sanitation safe is caused to there is greater risk.There is the secondary indirect heat exchange between heat collector and conduction oil and conduction oil and water,
System architecture is complicated, the low problem of heat exchange efficiency.
The utility model, as heat accumulation and heat-transfer working medium, based on flash principle direct steam generation, is solved using soft water
There is the deficiency of technology.
Utility model content
The purpose of this utility model is to solve the current solar steam system by working medium of conduction oil in kitchen field
Food safety risk it is big the problem of, it is complicated, the problem of manufacturing cost is high while it is low to solve system heat exchange efficiency.Exploitation
A kind of solar rice cooker system, based on the directly quick producing steam steamed rice of flash principle, is controlled using dual electricity auxiliary heating, passed through
Rational system design, generation steam rice-steaming that can quickly, efficiently, stably, boils water and table-ware disinfection, while ensuring food
The security of health.
The technical solution of the utility model is as follows：
Solar rice cooker system mainly includes solar thermal collector array, water inlet pipe, return pipe, thermal storage device, steam pipe, heat
Water pipe, electric and gas dual-purpose steam-cooking cabinet and controller.Solar thermal collector array two ends by water inlet pipe, return pipe respectively with thermal storage device
Bottom and top connection, collection hot loop of the composition with bearing capacity, is provided with circulating pump on water inlet pipe.Draw at the top of thermal storage device
The steam inlet for going out steam pipe with electric and gas dual-purpose steam-cooking cabinet is connected, and hot-water line and electric and gas dual-purpose steam-cooking cabinet are drawn in thermal storage device bottom
Water inlet is connected, and water inlet position is less than thermal storage device bottom, is provided with the second electric heater in the electric and gas dual-purpose steam-cooking cabinet.
Pressure-regulating valve and magnetic valve are respectively arranged with the steam pipe and hot-water line.The controller connects second electricity respectively
Heater, pressure-regulating valve, magnetic valve and circulating pump.
The solar thermal collector array outlets are provided with the top of the first temperature sensor, the thermal storage device and are connected with pressure
Sensor and safety valve, are connected with liquid level sensor sideways, and the thermal storage device is internally provided with second temperature sensor and first
Electric heater, the thermal storage device bottom is connected with filling pipe and drainpipe.
The steam pipe is connected with pressure sensor and three-temperature sensor, is respectively positioned on pressure-regulating valve and steam inlet
Between, and close to steam inlet one end, steam pressure and temperature for monitoring input electric and gas dual-purpose steam-cooking cabinet.
Heat accumulation working medium inside the thermal storage device is soft water, and soft water volume is the 80%~90% of thermal storage device volume.
The course of work of this technology is as follows：
Solar thermal collector array receives solar radiation energy and heated up, when the first temperature sensor and second temperature sensing
When the temperature difference of device exceedes setting higher limit, controller, which starts circulating pump, makes the soft water in thermal storage device be circulated in collection hot loop,
When the temperature difference of the first temperature sensor and second temperature sensor is less than preset lower limit, controller closes circulating pump.
Under conditions of solar irradiation is good, soft water is progressively heated to saturated mode by collector array, forms HTHP
Saturation water is stored in thermal storage device.When needing steamed rice, the food that needs are steamed shuts electricity after inserting electric and gas dual-purpose steam-cooking cabinet
The dual-purpose steamed rice cabinet door of vapour, when the water temperature of the second temperature sensor sensing in thermal storage device is higher than setting higher limit, passes through control
Device opens pressure-regulating valve, and thermal storage device internal pressure reduction, saturation water flashes off a large amount of saturated vapors because pressure is reduced, and steams
Vapour is inputted to electric and gas dual-purpose steam-cooking cabinet by steam pipe and carries out steamed rice, and unnecessary steam is arranged by exhaust steam valve in electric and gas dual-purpose steam-cooking cabinet
To air.Controller adjusts the saturated vapour pressure of input electric and gas dual-purpose steam-cooking cabinet by the aperture of control pressure regulating valve.
Under conditions of solar irradiation difference, it is less than when second temperature sensor measures water temperature in thermal storage device in design temperature
When between lower limit and higher limit, controller fully open pressure-regulating valve and start the first electric heater produce steam input to
Electric and gas dual-purpose steam-cooking cabinet steamed rice.
When second temperature sensor, which measures in thermal storage device water temperature, is less than design temperature lower limit, opens solenoid valve makes heat accumulation
Hot water in device enters electric and gas dual-purpose steam-cooking cabinet bottom through hot-water line, is then turned on the heating electric and gas dual-purpose steamed rice of the second electric heater
The hot water in bottom of cabinet portion, produces steam rice-steaming etc..
When the water level that liquid level sensor is monitored in thermal storage device is less than preset lower limit, controller is storage by filling pipe
Hot device supplements soft water, when the water level that liquid level sensor is monitored in thermal storage device reaches setting higher limit, stops soft water supplement.
The utility model has the advantage of：
Heat accumulation and heat-transfer working medium are used as by the use of soft water, it is ensured that solar rice cooker system is not present refrigerant leakage and pollutes environment
Risk, lifts food sanitation safe；Solar energy collection can be constituted using the non-tracking focus solar collector of big focusing ratio
Hot device array, possesses higher collecting efficiency while high temperature saturation water is produced；Thermal storage device is both heat accumulation equipment and steam
Generator, without setting heat exchanger, it is to avoid secondary heat exchange, heat exchange efficiency is high and simple and compact for structure, based on flash principle production
Steam rate is fast, and output vapor (steam) temperature can easily be accommodated control, steam item velocity fast.System possesses the dual automatic control of electric heating auxiliary
System, temperature difference automatic cycle electric control system, automatic water supplement control and steam input pressure are automatically controlled, stable and reliable operation, operation letter
It is single.In summary, the utility model possesses energy-conserving and environment-protective, and integrated level is high, cheap, and automaticity is high, stability and high efficiency
Advantage, is particularly suitable for all kinds of canteen cooking foods.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model solar rice cooker system.
Fig. 2 is solar thermal collector array structure schematic diagram.
In figure：1st, solar thermal collector array, the 2, first temperature sensor, 3, water inlet pipe, 4, return pipe, 5, first pressure
Sensor, 6, safety valve, 7, steam pipe, 8, pressure-regulating valve, 9, thermal storage device, 10, check-valves, 11, liquid level sensor, 12,
Two temperature sensors, 13, small pump, the 14, first electric heater, 15, hot-water line, 16, circulating pump, 17, magnetic valve, 18, second
Pressure sensor, 19, three-temperature sensor, 20, electric and gas dual-purpose steam-cooking cabinet, 21, steam inlet, 22, water inlet, 23, exhaust
Valve, the 24, second electric heater, 25, controller.
Embodiment
Further instruction the utility model with reference to the accompanying drawings and detailed description.
As shown in figure 1, the utility model is related to a kind of solar rice cooker system, mainly include solar thermal collector array
(1), water inlet pipe (3), return pipe (4), thermal storage device (9), steam pipe (7), hot-water line (15), electric and gas dual-purpose steam-cooking cabinet (20) and control
Device (25) processed.
With reference to Fig. 2, the solar thermal collector array (1) is made up of multiple solar thermal collector series and parallels, solar energy collection
The two ends of hot device array (1) are connected with the bottom and top of thermal storage device (9) respectively by water inlet pipe (3), return pipe (4), composition
Circulating pump (16) is provided with circulation loop with bearing capacity, water inlet pipe (3).
Thermal storage device (9) the Base top contact steam pipe (7) is connected with the steam inlet (21) of electric and gas dual-purpose steam-cooking cabinet (20),
Thermal storage device (9) bottom is drawn hot-water line (15) and is connected with the water inlet (22) of electric and gas dual-purpose steam-cooking cabinet (20), water inlet
(22) height and position is less than thermal storage device (9) bottom.Thermal storage device (9) bottom is connected with small pump by check-valves (10)
(13).Pressure-regulating valve (8) and magnetic valve (17) are respectively arranged with the steam pipe (7) and hot-water line (15).The control
Device (25) connects second electric heater, pressure-regulating valve (8), magnetic valve (17) and circulating pump (16) respectively.
Solar thermal collector array (1) outlet is provided with the first temperature sensor (2).At the top of the thermal storage device (9)
Pressure sensor (5) and safety valve (6) are connected with, liquid level sensor (11) is connected with sideways, second temperature biography is internally provided with
Sensor (12) and the first electric heater (14), bottom is connected with filling pipe (10) and drainpipe (13).The controller (25) point
First temperature sensor (2), second temperature sensor (12) and the first electric heater (14) are not connected.
The steam pipe (7) is connected with pressure sensor (18) and three-temperature sensor (19), is respectively positioned on pressure regulation
Between valve (8) and steam inlet (21), and close to steam inlet (21) one end, for monitoring input electric and gas dual-purpose steam-cooking cabinet (20)
Steam pressure and temperature, is provided with the second electric heater (24) in the electric and gas dual-purpose steam-cooking cabinet (20).The controller
(25) pressure sensor (18) and three-temperature sensor (19) are connected respectively.
The internal heat accumulation working medium of the thermal storage device (9) is soft water, soft water volume for thermal storage device (9) volume 80%~
90%.The thermal storage device (9), water inlet pipe (3), return pipe (4) outside are enclosed with two layers of heat-insulation layer, and internal layer is rock wool material,
Outer layer is polyurethane material.
Utility model works process is as follows：
Solar thermal collector array (1) receives solar radiation energy heating, when the first temperature sensor (2) and second temperature
When the temperature difference of sensor (12) exceedes setting higher limit, controller (25) startup circulating pump (16) makes soft in thermal storage device (9)
Water is circulated in collection hot loop, when the temperature difference of the first temperature sensor (2) and second temperature sensor (12) is less than under setting
During limit value, controller (25) closes circulating pump (16), stops circulation.
Under conditions of solar irradiation is good, solar thermal collector array (1) persistently transfers heat to soft water, ultimately forms
The saturation water of HTHP is stored in thermal storage device (9).When needing steamed rice, the food that needs are steamed inserts electric and gas dual-purpose steaming
Meal cabinet (20), when the water temperature that second temperature sensor (12) is measured in thermal storage device (9) is higher than design temperature higher limit (for example
A temperature value between 105 DEG C~200 DEG C), controller (25) control pressure regulating valve (8) is opened, thermal storage device (9) internal pressure
Reduction, saturation water flashes off a large amount of saturated vapors, and steamed rice, electricity are carried out through steam pipe (7) input to electric and gas dual-purpose steam-cooking cabinet (20)
Unnecessary steam drains into air by exhaust steam valve (23) in the dual-purpose steam-cooking cabinet of vapour (20), it is ensured that steam continues into electric and gas dual-purpose steamed rice
Cabinet (20).Controller (25) is by adjusting the aperture of pressure-regulating valve (8) come the full of control input electric and gas dual-purpose steam-cooking cabinet (20)
And steam pressure.
Under conditions of solar irradiation difference, set when the water temperature that second temperature sensor (12) is measured in thermal storage device (9) is in
Determine (such as a temperature value between 90 DEG C~105 DEG C) when between temperature upper limit value and higher limit, controller (25) is fully opened
Pressure-regulating valve (8) and start the first electric heater (14) produce steam input to electric and gas dual-purpose steam-cooking cabinet (20) steamed rice.
(such as ring when the water temperature that second temperature sensor (12) is measured in thermal storage device (9) is less than design temperature lower limit
Border temperature is to a temperature value between 90 DEG C), then controller (25) opens solenoid valve (17) makes the hot water in thermal storage device (9) through heat
Water pipe (15) enters electric and gas dual-purpose steam-cooking cabinet (20) bottom, and controller (25) is then turned on the electric vapour of the second electric heater (24) heating
The hot water of dual-purpose steam-cooking cabinet (20) bottom produces steam rice-steaming etc..
When the water level that liquid level sensor (11) is monitored in thermal storage device (9) is less than preset lower limit, controller (25) is opened
Dynamic small pump (13) carries out supplement soft water, when water level reaches setting higher limit, closes small pump (13).
Above disclosed is only preferred embodiment of the present utility model, it is impossible to right of the present utility model is limited with this
Protection domain, therefore the equivalent variations made according to present utility model application the scope of the claims, still belong to the model that the utility model is covered
Enclose.
Claims (9)
1. a kind of solar rice cooker system, it is characterised in that：Including solar thermal collector array (1), water inlet pipe (3), return pipe
(4), thermal storage device (9), steam pipe (7), hot-water line (15), electric and gas dual-purpose steam-cooking cabinet (20) and controller (25), the solar energy
Collector array (1) two ends are connected with the bottom and top of thermal storage device (9) respectively by water inlet pipe (3), return pipe (4), composition
Circulation loop with bearing capacity；Thermal storage device (9) the Base top contact steam pipe (7) and the steaming of electric and gas dual-purpose steam-cooking cabinet (20)
Vapour entrance (21) is connected, and the water inlet of hot-water line (15) and electric and gas dual-purpose steam-cooking cabinet (20) is drawn in thermal storage device (9) bottom
(22) connect, the second electric heater (25), the steam pipe (7) and heat are additionally provided with inside the electric and gas dual-purpose steam-cooking cabinet (20)
Water pipe (15) is respectively arranged with pressure-regulating valve (8) and magnetic valve (17), the water inlet pipe (3) and is provided with circulating pump (16)；
The controller (25) connects second electric heater, pressure-regulating valve (8), magnetic valve (17) and circulating pump (16) respectively.
2. a kind of solar rice cooker system according to claim 1, it is characterised in that：The solar thermal collector array
(1) outlet is provided with the first temperature sensor (2), and the thermal storage device (9) is internally provided with second temperature sensor (12) and the
One electric heater (14)；The controller (25) connects first temperature sensor (2), second temperature sensor (12) respectively
With the first electric heater (14).
3. a kind of solar rice cooker system according to claim 2, it is characterised in that：The steam pipe (7) is connected with pressure
Force snesor (18) and three-temperature sensor (19), are respectively positioned between pressure-regulating valve (8) and steam inlet (21), and close
Steam inlet (21) one end；The controller (25) connects the pressure sensor (18) and three-temperature sensor respectively
(19)。
4. a kind of solar rice cooker system according to claim 1, it is characterised in that：Working medium in the thermal storage device (9)
For soft water, soft water volume is the 80%~90% of thermal storage device (9) volume.
5. a kind of solar rice cooker system according to claim 2, it is characterised in that：When the first temperature sensor (2) with
When second temperature sensor (12) temperature gap is more than default higher limit, the circulating pump (16) is opened, the thermal storage device (9)
Connected by water inlet pipe (3) with solar thermal collector array (1).
6. a kind of solar rice cooker system according to claim 2, it is characterised in that：When needing steamed rice, when thermal storage device (9)
In the temperature value of second temperature sensor (12) be more than the higher limit of setting, pressure-regulating valve (8) is opened to reduce thermal storage device
(9) internal pressure, makes saturation water flash off a large amount of saturated vapors and inputs to electric and gas dual-purpose steam-cooking cabinet (20).
7. a kind of solar rice cooker system according to claim 2, it is characterised in that：When needing steamed rice, when thermal storage device (9)
In second temperature sensor (12) temperature value be in setting lower limit and higher limit between, the pressure-regulating valve (8)
Fully open, first electric heater (14) is heated to the water in thermal storage device (9) and produces steam rice-steaming.
8. a kind of solar rice cooker system according to claim 2, it is characterised in that：When second temperature in thermal storage device (9)
When the temperature value of sensor (12) is less than design temperature lower limit, controller (25) opens solenoid valve (17) makes in thermal storage device (9)
Hot water electric and gas dual-purpose steam-cooking cabinet (20) bottom is entered by water inlet pipe (15), the electric vapour of the second electric heater (25) heating
The water of dual-purpose steam-cooking cabinet (20) bottom simultaneously produces steam rice-steaming.
9. a kind of solar rice cooker system according to claim 1, it is characterised in that：The electric and gas dual-purpose steam-cooking cabinet (20)
Water inlet (22) height and position be less than the thermal storage device (9) bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720126636.XU CN206572772U (en) | 2017-02-10 | 2017-02-10 | A kind of solar rice cooker system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720126636.XU CN206572772U (en) | 2017-02-10 | 2017-02-10 | A kind of solar rice cooker system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206572772U true CN206572772U (en) | 2017-10-20 |
Family
ID=60058827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720126636.XU Expired - Fee Related CN206572772U (en) | 2017-02-10 | 2017-02-10 | A kind of solar rice cooker system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206572772U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106642736A (en) * | 2017-02-10 | 2017-05-10 | 广东五星太阳能股份有限公司 | Solar food steaming system |
-
2017
- 2017-02-10 CN CN201720126636.XU patent/CN206572772U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106642736A (en) * | 2017-02-10 | 2017-05-10 | 广东五星太阳能股份有限公司 | Solar food steaming system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171020 Termination date: 20210210 |