CN109932198A - Circulating water supply system is used in a kind of test of water purifier - Google Patents
Circulating water supply system is used in a kind of test of water purifier Download PDFInfo
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- CN109932198A CN109932198A CN201910124117.3A CN201910124117A CN109932198A CN 109932198 A CN109932198 A CN 109932198A CN 201910124117 A CN201910124117 A CN 201910124117A CN 109932198 A CN109932198 A CN 109932198A
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Abstract
The invention discloses a kind of water purifier test circulating water supply systems, it mainly include water source, steam generator, two water tanks, liquid reserve tank, water feeding tank, test station and recovery pond, wherein water tank, water feeding tank, test station, recovery pond and the connecting line between them constitute circulating water supply system；Water tank, liquid reserve tank, water feeding tank and the connecting line between them constitute automatic solution proportioning apparatus；Steam generator passes through piping connection to water tank, liquid reserve tank, water feeding tank, the high-temperature sterilization system of constituent apparatus.The present invention realizes automatic liquid matching, lasting water supply by automatic solution proportioning apparatus, and the water after water purifier test is recycled, is handled, cycling and reutilization, realize the water-saving of water purifier test, while guaranteeing to detect quality, more energy-saving and environmental protection have high economic benefit, environmental benefit and social benefit.
Description
Technical field
The present invention relates to household electrical appliance detection fields, and in particular to circulating water supply system is used in a kind of test of water purifier.
Background technique
With the development of society, large amount of organic and heavy metal are entered in water source by different modes, drinking water source by
Serious pollution is arrived.In recent years, living standards of the people were gradually increased, and health perception also constantly improves and enhances, and drinking-water is asked
It inscribes receive more and more attention.In order to guarantee healthy water, many family's selections are mounted with water purifier.
Water purifier product inspection method is mainly according to NSF42, NSF53, QB/T 4143, QB/T 4144, GB/T at present
30306, the standards such as GB/T30307, GB 34914, water purifier and water process inner core health official written reply, water effect, A+ certification and removal rate
It is required to provide a set of water system etc. a variety of tests.
Such as water imitate detection test in, the detection of water purifier total water purification amount, net water flux and water purification producing water ratio, need for
Water purifier provides the constant temperature and pressure test water of (25 ± 1) DEG C, (0.24 ± 0.02) Mpa, investigates according to certain third party testing agency,
Laboratory is averaged daily requirement 20 tons of water of consumption for water purifier test experiments, and accounting is got off, and will be consumed 5000 tons every year and is used water.
So it is scientific for guarantee test data, accurate to research and develop a kind of circulating water supply system for water purifier test
Property, reduce water purifier testing cost practical value with higher.
Summary of the invention
The purpose of the present invention is to provide a kind of circulating water supply systems of water purifier test, can both guarantee test data
Scientific, accuracy, and testing cost can be reduced, facilitate and is used for water purifier enterprise and quality inspection organization test water purifier.
In order to solve the above technical problems, the present invention adopts the following technical scheme that:
A kind of water purifier test circulating water supply system, mainly includes water source 36, recovery pond 38, water tank 39, water tank
40, steam generator 41, liquid reserve tank 42, water feeding tank 45, test station 50；
Water source 36 is connected to the first water inlet of water tank 39 by solenoid valve 3；
Water source 36 is connected to the water inlet of liquid reserve tank 42 by solenoid valve 3, solenoid valve 4；
The water outlet of water tank 39 is successively connect with solenoid valve 8, small pump 27, and one end of small pump 27 passes through solenoid valve 9
It is connected to the water return outlet of water tank 39, the other end is connected to the first water inlet of water feeding tank 45 by solenoid valve 10, flowmeter 43；
The water outlet of water tank 40 is successively connect with solenoid valve 17, small pump 28, and one end of small pump 28 passes through solenoid valve
18 are connected to the water return outlet of water tank 40, and the other end is connected to the first water inlet of water feeding tank 45 by solenoid valve 19, flowmeter 43
Mouthful；
The water outlet of liquid reserve tank 42 is connect with liquid pump 29, and one end with liquid pump 29 is connected to liquid reserve tank by solenoid valve 13
42 liquid return hole, the other end passes sequentially through solenoid valve 14, flowmeter 44 is connected to the second water inlet of water feeding tank 45；
Steam generator 41 is connected to one end of liquid reserve tank 42 by solenoid valve 5, is connected to feed pump 26 by solenoid valve 2
Side, one end of water feeding tank 45 is connected to by solenoid valve 11；
The water outlet of 45 side of water feeding tank passes sequentially through solenoid valve 23, feed pump 31, pressure sensor 48, temperature sensor
49 are connected to the depotition cock of test station 50, and the water outlet of the other side passes sequentially through solenoid valve 21, circulating pump 30, solenoid valve 20
It is connected to the water return outlet of water feeding tank 45；The top of the water feeding tank 45 is connected by the gas outlet of relief valve 25 and test station 50
It is logical；
50 bottom end of test station is connected to recovery pond 38 by recovery channel 51；
The water outlet of recovery pond 38 is successively connect with solenoid valve 1, fore filter 37, feed pump 26, and the one of feed pump 26
End is by the second water inlet for dividing water solenoid valve 6 to be connected to water tank 39, and the other end is by dividing water solenoid valve 15 to be connected to water storage
The water inlet of case 40.
Preferably, the water tank 39, water tank 40, water feeding tank 45 are the water tank with heat preservation sandwich layer；
Preferably, the side of the recovery pond 38, water tank 39, water tank 40, water feeding tank 45 is equipped with liquid level biography
Sensor；
Preferably, the bottom of the recovery pond 38, water tank 39, water tank 40, liquid reserve tank 42, water feeding tank 45 is all provided with
There is discharge outlet；
Preferably, the side of the water feeding tank 45 is equipped with electric heater unit 46 and temperature control module 47.
The beneficial effects of the present invention are:
1, water system realizes closed-loop control, and temperature, the pressure of water system pass through temperature control module 47, pressure sensor
48 acquire, and the temperature, pressure sensor in water supply pipe are compared with the water temperature of experiment setting, hydraulic pressure, execute pid algorithm tune
Section realizes water system and adjusts to the Real-time Feedback of water temperature hydraulic pressure, thus really by controlling electric heater unit, variable frequency pump
The response speed and robustness of system have been protected, and then ensure that the accuracy and science of test data；
2, level of integrated system and automatization level are high, safe and stable, reliable, realize the Centralized Monitoring pipe of system equipment
Reason, inspector is easy to use, improves work efficiency；
3, the test of water system realizes circulation sustainable use with water, improves water utilization rate, reduces net
Hydrophone product test cost has high economic benefit, environmental benefit and social benefit.
Detailed description of the invention
Fig. 1 is process structure figure of the invention.
Description of symbols: 1-24 solenoid valve, 25 relief valves, 26 feed pumps, 27-28 small pump, 29 match liquid pump, 30 circulations
Pump, 31 water supply pumps, 32-35 liquid level sensor, 36 water sources, 37 fore filters, 38 recovery ponds, 39-40 water tank, 41 steam hair
Raw device, 42 liquid reserve tanks, 43-44 flowmeter, 45 water feeding tanks, 46 electric heater units, 47 temperature control modules, 48 pressure sensors, 49 temperature
Spend sensor, 50 test stations, 51 recovery channels
Specific embodiment
Explanation is further explained to the present invention with reference to the accompanying drawings and detailed description, so that feature of the invention
It is easier to be understood, to make clearer define to protection scope of the present invention.
As shown in Figure 1, a kind of water purifier test circulating water supply system, including water source, recovery pond, water tank, water feeding tank,
Connecting tube in steam generator, liquid reserve tank, liquid level sensor, electric heater unit, temperature control module, test station and system
Road, pipeline include the first to the 24th solenoid valve, relief valve, fore filter, feed pump, small pump, match liquid pump, circulation
Pump, water supply pump, flowmeter, pressure sensor, temperature sensor and connecting line.
As shown in Figure 1, water source 36 connects solenoid valve 3, the side of solenoid valve 3 is connected to the first water inlet of water tank 39,
The other end is connected to the water inlet of liquid reserve tank 42 by solenoid valve 4, provides initial water source for whole system.
The water outlet of water tank 39 is successively connect with solenoid valve 8, small pump 27, and one end of small pump 27 passes through solenoid valve 9
It is connected to the water return outlet of water tank 39, realizes liquid self circulation in water tank 39, it is ensured that liquid is uniform；The other end of small pump 27
It is connected to the first water inlet of water feeding tank 45 by solenoid valve 10, flowmeter 43, supplies water for water feeding tank 45.
The water outlet of water tank 40 is successively connect with solenoid valve 17, small pump 28, and one end of small pump 28 passes through solenoid valve
18 are connected to the water return outlet of water tank 40, realize liquid self circulation in water tank 40, it is ensured that liquid is uniform；Small pump 28 it is another
End is connected to the first water inlet of water feeding tank 45 by solenoid valve 19, flowmeter 43, supplies water for water feeding tank 45.
Water tank 39, water tank 40 are used alternatingly, it can be achieved that uninterrupted water supply in 24 hours.
The water outlet of liquid reserve tank 42 is connect with liquid pump 29, and one end with liquid pump 29 is connected to liquid reserve tank by solenoid valve 13
42 liquid return hole realizes liquid self circulation in liquid reserve tank 42, it is ensured that liquid is uniform；The other end with liquid pump 29 passes sequentially through electromagnetism
Valve 14, flowmeter 44 are connected to the second water inlet of water feeding tank 45, provide storing liquid for water feeding tank 45.
The storing liquid that the water that water tank 39, water tank 40 provide is provided with liquid reserve tank 42 is prepared in water feeding tank 45,
The flow of water and storing liquid entrance is adjusted by flowmeter 43 and flowmeter 44, to realize the dense of the configuration liquid in water feeding tank 45
Degree reaches test requirements document.
Steam generator 41 is connected to one end of liquid reserve tank 42 by solenoid valve 5, is connected to feed pump 26 by solenoid valve 2
Side, one end of water feeding tank 45 is connected to by solenoid valve 11, by open connecting pipeline on solenoid valve, it can be achieved that whole
A system water tank and pipeline carry out moise-heat sterilization.
The water outlet of 45 side of water feeding tank passes sequentially through solenoid valve 21, circulating pump 30, solenoid valve 20 and is connected to water feeding tank 45
Water return outlet, realize water feeding tank 45 in liquid self circulation, it is ensured that liquid is uniform；
The water outlet of 45 other side of water feeding tank passes sequentially through solenoid valve 23, feed pump 31, pressure sensor 48, temperature sensing
Device 49 is connected to the depotition cock of test station 50, provides test water；Pass through relief valve 25 and test work at the top of water tank
The gas outlet connection of position 50.
Whether pressure sensor 48, temperature sensor 49 meet test condition for detection system leaving water temperature, pressure, if
It does not meet, realizes that leaving water temperature is adjusted by the way that the work of electric heater unit 46, temperature control module 47 of 45 side of water feeding tank is arranged in,
Realize that discharge pressure is adjusted by adjusting relief valve 25.
The bottom end of test station 50 is connected to recovery pond 38 by recovery channel 51, realizes and uses the test after test
Water is collected to recovery pond.
The water outlet of recovery pond 38 is successively connect with solenoid valve 1, fore filter 37, feed pump 26,26 one end of feed pump
By the second water inlet for dividing water solenoid valve 6 to be connected to water tank 39, the other end is by dividing water solenoid valve 15 to be connected to water tank
40 water inlet.
Test water after the test being collected into recovery pond 38 is filtered processing by fore filter 37, is reached
Required water quality requirement, treated, and water can enter in water tank 39 by feed pump 26, solenoid valve 6, and pass through feed pump
26, solenoid valve 15 enters in water tank 40, to realize the cycling and reutilization of water resource.
In certain specific embodiments, water tank 39, water tank 40, water feeding tank 45 are preferably the water with heat preservation sandwich layer
Case, to reduce temperature losses when system operation.
In certain specific embodiments, recovery pond 38, water tank 39, water tank 40, water feeding tank 45 side be respectively equipped with
Liquid level sensor 32,33,34,35 is used to monitor the liquid capacity in water tank.
In certain specific embodiments, the bottom of recovery pond 38, water tank 39, water tank 40, liquid reserve tank 42, water feeding tank 45
It is equipped with discharge outlet, is connect respectively with solenoid valve 24,7,16,12,22, realizes the drain function of Cistern flushing, disinfection.
Water tank 39 is prepared and is acted on water tank 40 and is identical in water purifier test circulating water supply system of the invention, under
Face illustrates the application method of this system by taking water tank 39 as an example, comprising the following steps:
1, the depotition cock for closing solenoid valve 3 and test station 50, fills pure water for steam generator 41 and opens work,
Make whole system full of high-temperature steam, is heated using flowing steam and kill microorganism, reach sterilizing purpose；Steam generator 41 is held
Continuous work after sixty minutes, opens drain solenoid valve 24,7,12,16,22, exhausts recovery pond 38, water tank 39, water tank 40, storage
The water formed after steam condensation in liquid case 42, water feeding tank 45 and pipeline, is then shut off above-mentioned drain solenoid valve.
2, water temperature, hydraulic pressure and the water tank 39 at setting depotition cock, the highest of water feeding tank 45, lowest water level；It opens
Solenoid valve 3 supplies water to water tank 39, and opens solenoid valve 8,9, small pump 27, makes the liquid self circulation in water tank 39, it is ensured that
Liquid is uniform；Reach maximum water level to 39 water level of water tank, opens solenoid valve 10, flowmeter 43 to water feeding tank 45 and water is provided
Source.
3, solenoid valve 3,4 is opened, is supplied water to liquid reserve tank 42, while a certain amount of drug is added, the storage of compounding high concentration
Liquid；To topped up with water in liquid reserve tank 42, solenoid valve 3,4 is closed, opening makes the solution in liquid reserve tank 42 certainly with liquid pump 29, solenoid valve 13
Circulation, it is ensured that solution is uniform；Solenoid valve 14, flowmeter 44 are opened, the storing liquid in liquid reserve tank 42 enters water feeding tank 45；
4, the storing liquid that the water that water tank 39 provides is provided with liquid reserve tank 42 is prepared in water feeding tank 45, to preparation water
Sample is tested, and adjusts flowmeter 43 and 44 by test result, until the configuration liquid concentration in water feeding tank 45 meets test need
It asks；Reach maximum water level to 45 water level of water feeding tank, opens solenoid valve 23, feed pump 31, solenoid valve 24, pressure sensor 48,
Temperature sensor 49 provides test water to test station 50, is gone out by pressure sensor 48,49 detection system of temperature sensor
Whether coolant-temperature gage, pressure meet test condition, if not meeting, are realized out by the work of electric heater unit 46, temperature control module 47
Coolant-temperature gage is adjusted, and realizes that discharge pressure is adjusted by adjusting relief valve 25；If detecting, leaving water temperature, pressure meet test-strips
Part can carry out the test of water purifier.
5, the test water after the completion of testing is recycled to recovery pond 38 by recovery channel 51, the liquid level in recovery pond 38
When higher than lowest water level line, solenoid valve 1, fore filter 37, feed pump 26, solenoid valve 6 are opened, recovery pond 38 is to water tank 39
It supplies water, completes waterway circulating.
As described above, what the present invention protected is a kind of water purifier test circulating water supply system, system passes through acquisition pipeline
The temperature of pressure and Water in Water Tank compares it with the water temperature of experiment setting, hydraulic pressure, by controlling electric heater unit, frequency conversion
The closed loop Real-time Feedback that water pump realizes water temperature hydraulic pressure is adjusted, and ensure that the science and accuracy of water purifier test data；System
Water after unified test examination flows into recovery pond by recovery channel, and water supply is to water tank after water treatment, according to recovery pond, two storages
The liquid level sensor feedback of water tank, water feeding tank controls water pump and valve as a result, passing through, and realizes the switching in system water route, guarantees
The water purifier test circulation sustainable use of water system.The system operatio is simple, using stabilization, reliable, can effectively drop
The testing cost of low water purifier improves water utilization rate, has high economic benefit, environmental benefit and social benefit.
For those skilled in the art, above content is the preferred embodiment of the present invention, is not departing from the present invention
Under the premise of principle, several improvements and modifications can also be made, these improvements and modifications also should be regarded as falling into the protection model of this case
It encloses.
Claims (7)
1. a kind of water purifier test circulating water supply system mainly includes water source (36), recovery pond (38), water tank (39), storage
Water tank (40), steam generator (41), liquid reserve tank (42), water feeding tank (45), test station (50)；
Wherein, water source (36) connection solenoid valve (3), one end of solenoid valve (3) is connected to the first of the water tank (39)
Water inlet, the other end are connected to the water inlet of liquid reserve tank (42) by solenoid valve (4)；
The water outlet of the water tank (39) is successively connect with solenoid valve (8), small pump (27), and one end of small pump (27) passes through
Solenoid valve (9) is connected to the water return outlet of water tank (39), and the other end is connected to water feeding tank by solenoid valve (10), flowmeter (43)
(45) the first water inlet；
The water outlet of the water tank (40) is successively connect with solenoid valve (17), small pump (28), and one end of small pump (28) is logical
The water return outlet that solenoid valve (18) is connected to water tank (40) is crossed, the other end is connected to confession by solenoid valve (19), flowmeter (43)
First water inlet of water tank (45)；
The water outlet of the liquid reserve tank (42) is connect with liquid pump (29), and one end with liquid pump (29) is connected by solenoid valve (13)
To the liquid return hole of liquid reserve tank (42), the other end passes sequentially through solenoid valve (14), flowmeter (44) is connected to the of water feeding tank (45)
Two water inlets；
The steam generator (41) is connected to one end of liquid reserve tank (42) by solenoid valve (5), is connected to by solenoid valve (2)
The side of feed pump (26) is connected to one end of water feeding tank (45) by solenoid valve (11)；
The water outlet of water feeding tank (45) side passes sequentially through solenoid valve (23), feed pump (31), pressure sensor (48), temperature
Degree sensor (49) is connected to the depotition cock of test station (50), and the water outlet of the other side passes sequentially through solenoid valve (21), follows
Ring pump (30), solenoid valve (20) are connected to the water return outlet of water feeding tank (45)；Pass through relief valve at the top of the water feeding tank (45)
(25) it is connect with the gas outlet of test station (50)；
Test station (50) bottom end is connected to recovery pond (38) by recovery channel (51)；
The water outlet of the recovery pond (38) is successively connect with solenoid valve (1), fore filter (37), feed pump (26), water supply
The one end of (26) is pumped by the second water inlet for dividing water solenoid valve (6) to be connected to water tank (39), the other end is by dividing water power magnetic
Valve (15) is connected to the water inlet of water tank (40).
2. a kind of water purifier test circulating water supply system according to claim 1, it is characterised in that water tank (39), storage
Water tank (40), water feeding tank (45) are the water tank with heat preservation sandwich layer.
3. a kind of water purifier test circulating water supply system according to claim 1, it is characterised in that the recovery pond
(38) side is equipped with liquid level sensor (32), and bottom is equipped with discharge outlet, connect with solenoid valve (24).
4. a kind of water purifier test circulating water supply system according to claim 1, it is characterised in that the water tank
(39) side is equipped with liquid level sensor (33), and bottom is equipped with discharge outlet, connect with solenoid valve (7).
5. a kind of water purifier test circulating water supply system according to claim 1, it is characterised in that the water tank
(40) side is equipped with liquid level sensor (34), and bottom is equipped with discharge outlet, connect with solenoid valve (16).
6. a kind of water purifier test circulating water supply system according to claim 1, it is characterised in that the liquid reserve tank
(42) bottom is equipped with discharge outlet, connect with solenoid valve (12).
7. a kind of water purifier test circulating water supply system according to claim 1, it is characterised in that the water feeding tank
(45) side is equipped with liquid level sensor (35), and the other side is equipped with electric heater unit (46) and temperature control module (47), and bottom is equipped with row
The mouth of a river is connect with solenoid valve (22).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910124117.3A CN109932198B (en) | 2019-02-19 | 2019-02-19 | Circulating water supply system for water purifier testing |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910124117.3A CN109932198B (en) | 2019-02-19 | 2019-02-19 | Circulating water supply system for water purifier testing |
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| CN109932198B CN109932198B (en) | 2020-09-25 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112525575A (en) * | 2020-11-23 | 2021-03-19 | 厦门安信优环保科技有限公司 | Test system for detecting performance of water purification equipment and control method thereof |
| CN113252376A (en) * | 2021-06-01 | 2021-08-13 | 中国家用电器研究院 | Device for testing water purifier |
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| CN109932198B (en) | 2020-09-25 |
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