CN104323714B - Disinfection with hot water drinking-water system - Google Patents
Disinfection with hot water drinking-water system Download PDFInfo
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- CN104323714B CN104323714B CN201410643407.6A CN201410643407A CN104323714B CN 104323714 B CN104323714 B CN 104323714B CN 201410643407 A CN201410643407 A CN 201410643407A CN 104323714 B CN104323714 B CN 104323714B
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Abstract
The invention discloses disinfection with hot water drinking-water system, including hot tank, heat exchanger, the first pipeline switching valve, the second pipeline switching valve, outlet valve, bypass pipe and electric controller；The hot tank outlet of high-temperature water inlet communication of heat exchanger, the import of temperature lowering water outlet outlet valve, normal-temperature water import water receiving source, intensification water out connects hot tank water inlet；First pipeline switching valve is arranged on the pipeline of the high-temperature water import connecting hot tank outlet and heat exchanger, or is arranged on the temperature lowering water outlet of connection heat exchanger and the pipeline of outlet valve import；The import of one end connection outlet valve of bypass pipe, the other end of bypass pipe connects hot tank outlet；Second pipeline switching valve is arranged on bypass pipe.The pipeline of the present invention arranges and outlet pipeline and the flowing water Valve of drinking-water system regularly can be sterilized by high-temperature-hot-water by system, it is possible to ensures that the total number of bacteria sanitary index of drinking-water system water outlet is qualified, improves drinking water hygiene safety.
Description
Technical field
The present invention relates to a kind of disinfection with hot water drinking-water system.
Background technology
At present, water dispenser has been use very general product, and the basic function of water dispenser is a point water, flowing out by drinking water distribution, facilitate user to take, additional function is that drinking water is carried out homoiothermic, such as refrigeration, heat-production functions, also have the product being also integrated in by purification function.Such as, the drinking-water platform of some schools now, it is actually the water dispenser with purification function and heating function.This water dispenser due to be exclusively for school students use and design, it is contemplated that can meet simultaneously many people water intaking requirement, be typically equipped with several depotition cock.Such as, a machine being equipped with 6 depotition cocks, heating power is also relatively larger.Consider further that and should prevent children's hot water from scalding, again water is carried out high-temperature heating sterilization, it is additionally contemplates that boiled water not easily cools down for the moment, and the break time is comparatively short, and the requirement of energy-conservation aspect, etc., this kind of water dispenser is generally of first to heat water and with the room temperature water inlet flowed into, high-temperature water outlet is cooled down, then this function of drinking water of about 40 DEG C is provided to student, concrete structure includes hot tank and heat exchanger, it is provided with electric heater inside hot tank, its housing is provided with water inlet pipe and outlet pipe, electric heater it is not provided with inside heat exchanger, it is served only for heat exchange, namely the water flowing into hot tank is wanted first to absorb after heat heats up from heat exchanger to flow into hot tank again, and the hot water flowing out hot tank to first pass through after heat cooling released by heat exchanger and flow to depotition cock again.So the benefit of design is, both energy-conservation, water inlet can be carried out high-temperature sterilization again, and during because drinking, temperature is not high, consequently facilitating student drinks at any time.
But, the hot water flowing out hot tank is released after heat through heat exchanger, and its temperature is often reduced to about 35 DEG C, then flows into depotition cock, and water temperature is likely to be further reduced to about 30 DEG C, and such temperature is vegetative optimum temperature；On the other hand, depotition cock leads directly to air, outlet is again often in wetting state, and the antibacterial in air is readily accessible the faucet of humidity, and stops there, breeds, so, after user uses a period of time, then detecting the water flowed out from depotition cock, its total number of bacteria index is substantially all defective, particularly in summer, total number of bacteria may be above standard a lot of times.This is antibacterial result of long-time breeding in outlet pipeline, for prior art, it is believed that occur that this result is inevitable.
Summary of the invention
It is an object of the invention to provide and a kind of ensure that the total number of bacteria sanitary index of water outlet is qualified, the disinfection with hot water drinking-water system that drinking water hygiene safety is high.
The first technical scheme realizing the object of the invention is: disinfection with hot water drinking-water system, including hot tank, heat exchanger, the first pipeline switching valve, the second pipeline switching valve, outlet valve, bypass pipe and electric controller；Described hot tank is provided with hot tank water inlet and hot tank outlet, and hot tank is additionally provided with the first electric heater；Described first electric heater and electric controller electrically connect；Described heat exchanger is provided with high-temperature water import, temperature lowering water outlet, normal-temperature water import and intensification water out；The hot tank outlet of described high-temperature water inlet communication, the import of temperature lowering water outlet outlet valve, normal-temperature water import water receiving source, intensification water out connects hot tank water inlet；Described first pipeline switching valve is arranged on the pipeline of the high-temperature water import connecting hot tank outlet and heat exchanger, or is arranged on the temperature lowering water outlet of connection heat exchanger and the pipeline of outlet valve import；The import of one end connection outlet valve of described bypass pipe, the other end of bypass pipe connects hot tank outlet；Described second pipeline switching valve is arranged on bypass pipe.
Being provided with heat exchanger tube inside described heat exchanger, described heat exchanger tube is single channel heat exchanger tube, the connection high-temperature water import of its one end, other end connection temperature lowering water outlet.
Described hot tank is provided with the hot tank attemperating unit and hot tank overtemperature protection system that electrically connect with electric controller；Described hot tank attemperating unit is automatically reset button-shaped attemperating unit, or temperature probe, or temperature sensor；Described hot tank overtemperature protection system is the button-shaped attemperating unit of hand-reset, or for the water prode or switch that in hot tank, whether there is water or not can be detected.
Described hot tank is provided with relief valve, and the release pressure of relief valve is preferably no greater than 0.03MPa.
Described heat exchanger is provided with the second electric heater；Described second electric heater and electric controller electrically connect.
Described heat exchanger is additionally provided with heat exchanger attemperating unit and heat exchanger overtemperature protection system；Described heat exchanger attemperating unit is automatically reset button-shaped attemperating unit, or temperature probe, or temperature sensor；Described heat exchanger overtemperature protection system is the button-shaped attemperating unit of hand-reset, or for the water prode or switch that in heat exchanger, whether there is water or not can be detected.
Described first pipeline switching valve, the second pipeline switching valve and outlet valve are hand-operated valve, or are the electromagnetic valve of Electric control, electrodynamic valve, or a portion is hand-operated valve, and all the other are the electromagnetic valve of Electric control, electrodynamic valve.
Disinfection with hot water drinking-water system, also includes purifier；Described purifier is arranged on the normal-temperature water import of connection heat exchanger and the pipeline at water source.
The second technical scheme realizing the object of the invention is: disinfection with hot water drinking-water system, including hot tank, heat exchanger, the first pipeline switching valve, the second pipeline switching valve, outlet valve, bypass pipe and electric controller；Described hot tank is provided with hot tank water inlet, hot tank outlet and the first electric heater；Described first electric heater and electric controller electrically connect；Described heat exchanger is provided with high-temperature water import, temperature lowering water outlet, normal-temperature water import and intensification water out；The hot tank outlet of described high-temperature water inlet communication, the import of temperature lowering water outlet outlet valve, normal-temperature water import water receiving source, intensification water out connects hot tank water inlet；Described first pipeline switching valve is arranged on the normal-temperature water import of connection heat exchanger and the pipeline at water source；The connection water source, one end of described bypass pipe, the other end of bypass pipe connects hot tank water inlet；Described second pipeline switching valve is arranged on bypass pipe.
It is provided with heat exchanger tube inside described heat exchanger；Described heat exchanger tube is single channel heat exchanger tube, the connection high-temperature water import of its one end, other end connection temperature lowering water outlet.
Described hot tank is provided with the hot tank attemperating unit and hot tank overtemperature protection system that electrically connect with electric controller；Described hot tank attemperating unit is automatically reset button-shaped attemperating unit, or temperature probe, or temperature sensor；Described hot tank overtemperature protection system is the button-shaped attemperating unit of hand-reset, or for the water prode or switch that in hot tank, whether there is water or not can be detected.
Described hot tank is provided with relief valve, and the release pressure of relief valve is preferably no greater than 0.03MPa.
Described first pipeline switching valve, the second pipeline switching valve and outlet valve are hand-operated valve, or are the electromagnetic valve of Electric control, electrodynamic valve, or a portion is hand-operated valve, and all the other are the electromagnetic valve of Electric control, electrodynamic valve.
Disinfection with hot water drinking-water system, also includes purifier；Described purifier is arranged on the normal-temperature water import of connection heat exchanger and the pipeline at water source.
Have employed technique scheme, the present invention has following beneficial effect: the pipeline of (1) present invention arranges and outlet pipeline and the flowing water Valve of drinking-water system regularly can be sterilized by high-temperature-hot-water by system, ensure that the total number of bacteria sanitary index of drinking-water system water outlet is qualified, improve drinking water hygiene safety.
(2) present invention controls simply, and the manufacturing cost increased in prior art is few, it is easy to popularization and application.
(3) present invention adopts traditional disinfection with hot water method to carry out disinfection, therefore safe and reliable.
(4) the hot tank attemperating unit of the present invention and hot tank overtemperature protection system ensure that hot tank temperature does not exceed standard, it is to avoid the overheated work of hot tank.For being provided with the heat exchanger of the second electric heater, heat exchanger attemperating unit thereon and heat exchanger overtemperature protection system ensure that heat exchange temperature does not exceed standard, it is to avoid the overheated work of heat exchanger.
(5) in the first technical scheme of the present invention, after the second electric heater is set on heat exchangers so that Systems Sterilizer better effects if, the sterilization of low temperature or room temperature outlet pipeline is more thorough.
(6) in the second technical scheme of the present invention, it is not provided with the second electric heater on heat exchangers, Systems Sterilizer effect also can be made fine, the sterilization of low temperature or room temperature outlet pipeline is very thorough, and what increase is less costly, is highly susceptible to popularization and application.
(7) pressure that the relief valve on the hot tank of the present invention ensure that in hot tank does not exceed standard, and improves the security performance of system.
Accompanying drawing explanation
Being clearly understood to make present disclosure be easier to, below according to specific embodiment and in conjunction with accompanying drawing, the present invention is further detailed explanation, wherein
Fig. 1 is the structural representation of embodiments of the invention 1.
Fig. 2 is the structural representation of embodiments of the invention 2.
Fig. 3 is the structural representation of embodiments of the invention 3.
Fig. 4 is the structural representation of embodiments of the invention 4.
Being numbered in accompanying drawing:
Hot tank 1, hot tank water inlet 11, hot tank outlet 12, heat exchanger 2, high-temperature water import 21, temperature lowering water outlet 22, normal-temperature water import 23 and intensification water out 24, heat exchanger tube the 25, second electric heater 26, heat exchanger attemperating unit 27, heat exchanger overtemperature protection system the 28, first pipeline switching valve the 3, second pipeline switching valve 4, outlet valve 5, bypass pipe 6, purifier 7.
Detailed description of the invention
(embodiment 1)
Seeing Fig. 1, the disinfection with hot water drinking-water system of the present embodiment, including hot tank 1, heat exchanger the 2, first pipeline switching valve the 3, second pipeline switching valve 4, outlet valve 5, bypass pipe 6, purifier 7 and electric controller.
Hot tank 1 is provided with hot tank water inlet 11 and hot tank outlet 12, is internally provided with the first electric heater 13.First electric heater 13 electrically connects with electric controller.Hot tank 1 is provided with the hot tank attemperating unit 14 and hot tank overtemperature protection system 15 that electrically connect with electric controller.Hot tank attemperating unit 14 is automatically reset button-shaped attemperating unit, or temperature probe, or temperature sensor.Hot tank overtemperature protection system 15 is the button-shaped attemperating unit of hand-reset, or for the water prode or switch that in hot tank 1, whether there is water or not can be detected.Because if having water in hot tank 1, then just have corresponding temperature at a given pressure, for instance under normal pressure, water temperature is generally impossible to more than 100 DEG C, if anhydrous and the first electric heater 13 dry combustion method occurs in hot tank 1, temperature will steeply rise, as long as it is to say, confirm there is water in hot tank, and if pressure inside the tank constant, then in tank, temperature is limited in certain limit, such as when pressure inside the tank is limited in normal pressure, water temperature is limited within 100 DEG C, and this just serves anti-overheated effect.
Heat exchanger 2 is provided with high-temperature water import 21, temperature lowering water outlet 22, normal-temperature water import 23 and intensification water out 24.High-temperature water import 21 connects hot tank outlet 12, and the import of temperature lowering water outlet 22 connection outlet valve 5, normal-temperature water import 23 water receiving source, intensification water out 24 connects hot tank water inlet 11.Heat exchanger 2 is internal is provided with heat exchanger tube 25.Heat exchanger tube 25 is single channel heat exchanger tube, the connection high-temperature water import 21 of its one end, other end connection temperature lowering water outlet 22.
First pipeline switching valve 3 is arranged on the temperature lowering water outlet 22 of connection heat exchanger 2 and the pipeline of outlet valve 5 import.The import of one end connection outlet valve 5 of bypass pipe 6, the other end of bypass pipe 6 connects hot tank outlet 12.Second pipeline switching valve 4 is arranged on bypass pipe.First pipeline switching valve the 3, second pipeline switching valve 4 and outlet valve 5 are hand-operated valve, or are the electromagnetic valve of Electric control, electrodynamic valve, or a portion is hand-operated valve, and all the other are the electromagnetic valve of Electric control, electrodynamic valve.Purifier 7 is arranged on the normal-temperature water import 23 of connection heat exchanger 2 and the pipeline at water source.Purifier 7 makes the water flowed into from heat exchanger 2 normal-temperature water import 23 first pass through purifier 7 and purify, and removes inflow heat exchanger 2 after the poisonous and harmful substance in water.
System is at holding state: be each filled with water inside and outside the heat exchanger tube 25 within heat exchanger 2, hot tank 1 is internal is also filled with water, first electric heater 13 is in automatically heating or not heated condition according to temperature control requirement, and the first pipeline switching valve 3 be opening, the second pipeline switching valve 4 is closed mode.
The system state when student fetches water from outlet valve 5: the high-temperature-hot-water in hot tank 1 flows out from hot tank outlet 12, flow successively through the temperature lowering water outlet 22 on the high-temperature water import 21 on heat exchanger 2, the heat exchanger tube 25 within heat exchanger 2, heat exchanger 2 and the first pipeline switching valve 3 again, finally flow out from outlet valve 5, high-temperature water in heat exchanger tube 25 in flow process its heat by pipe outside normal-temperature water absorb so that temperature quickly declines, therefore from outlet valve 5 flow out be the relatively low drinking water of temperature；Meanwhile, source water can flow to normal-temperature water import 23 on heat exchanger 2 to the internal moisturizing of heat exchanger 2, absorb after thermal temperature raises through heat exchanger 2 and flow out from intensification water out 24 again, then flow into hot tank 1 thermotropism tank 1 and fill into and the intensification water of the hot water amount's equivalent flowed out from hot tank 1.
System is in disinfection with hot water state: be each filled with water inside and outside the heat exchanger tube 25 within heat exchanger 2, hot tank 1 is internal is also filled with water, first electric heater 13 is in automatically heating or not heated condition according to temperature control requirement, and the second pipeline switching valve 4 be opening, the first pipeline switching valve 3 is closed mode；In hot tank 1, water temperature opens outlet valve 5 when reaching temperature upper limit, then, high-temperature water in hot tank 1 flows out from hot tank outlet 12, flows directly into outlet valve 5 after then flowing through the second pipeline switching valve 4, and outlet valve 5 and corresponding inlet pipeline thereof are carried out high-temperature disinfection treatment.If having several outlet valve 5, it is possible to carry out singly successively, do not carry out, once there be high-temperature water to flow out from outlet valve 5, it is possible to valve 5 is closed a little bit smaller, in order to save high-temperature water consumption simultaneously.Such outlet valve 5 and corresponding inlet pipeline thereof are sterilized, if being periodically subject to such disinfectant measure, it is possible to solve water outlet total number of bacteria excessive problem.
(embodiment 2)
Seeing Fig. 2, the present embodiment is substantially the same manner as Example 1, is different in that:
A. the inside of heat exchanger 2 is provided with the second electric heater 26, and the second electric heater 26 electrically connects with electric controller.
B. heat exchanger 2 is provided with heat exchanger attemperating unit 27 and heat exchanger overtemperature protection system 28.Heat exchanger attemperating unit 27 is automatically reset button-shaped attemperating unit, or temperature probe, or temperature sensor.Heat exchanger overtemperature protection system 28 is the button-shaped attemperating unit of hand-reset, or for the water prode or switch that in heat exchanger 2, whether there is water or not can be detected.
C. the first pipeline switching valve 3 is arranged on the pipeline of the high-temperature water import 21 connecting hot tank outlet 12 and heat exchanger 2.
Student from outlet valve 5 fetch water time state be: the high-temperature-hot-water in hot tank 1 flows out from its outlet, flow successively through the temperature lowering water outlet 22 on the high-temperature water import 21 on the first pipeline switching valve 3, heat exchanger 2, the heat exchanger tube 25 within heat exchanger and heat exchanger 2 again, finally flow out from outlet valve 5.
Only just electrified regulation, the At All Other Times all no power heating when system carries out disinfection with hot water state of second electric heater 26.When carrying out disinfection with hot water, first by the first electric heater 13 and second electric heater 26 all electrified regulation, internal and within heat exchanger 2 the water temperature of hot tank 1 is made to reach the upper limit of design temperature, then make the first pipeline switching valve 3 open, the second pipeline switching valve 4 is closed, the high-temperature water in heat exchanger tube 25 is made to flow to outlet valve 5, the outlet pipeline disinfection with hot water of purpose exchange heat pipe 25；After so maintaining a period of time, close outlet valve 5, second electric heater 26 stops heating, and reaffirm that the hot water in hot tank 1 reaches the design temperature upper limit, then make the first pipeline switching valve 3 close, the second pipeline switching valve 4 is opened, and is opened outlet valve 5, then, high-temperature water in hot tank 1 flows out from hot tank outlet 12, flows directly into outlet valve 5 after then flowing through the second pipeline switching valve 4, and outlet valve 5 and corresponding inlet pipeline thereof are carried out high-temperature disinfection treatment.The Disinfection Effect of this programme is better, and the sterilization of low temperature or room temperature outlet pipeline is more thorough.
(embodiment 3)
Seeing Fig. 3, the present embodiment is substantially the same manner as Example 1, is different in that: hot tank 1 is provided with relief valve 16.The release pressure of the relief valve 16 on hot tank 1 is not more than 0.03MPa.When in hot tank 1, pressure reaches the release pressure of relief valve 16, relief valve 16 take-off, unlatching discharges water, and pressure in hot tank 1 is reduced to below setting pressure, is then automatically switched off.
First pipeline switching valve 3 is arranged on the water outlet pipeline section of heat exchanger tube 2 by the disinfection with hot water drinking-water system of the present embodiment, because this pipeline section is in lower temperature state when not sterilizing, this reduces the resistance to elevated temperatures requirement of this valve, namely improve the reliability of valve, and antiseptic property had not both been had any impact by this change, do not increase again any cost, therefore this pipeline plan of establishment is more reasonable, more scientific.
(embodiment 4)
Seeing Fig. 4, the present embodiment is substantially the same manner as Example 3, is different in that:
A. the first pipeline switching valve 3 is arranged on the normal-temperature water import 23 of connection heat exchanger 2 and the pipeline at water source.
B. the connection water source, one end of bypass pipe 6, the other end of bypass pipe 6 connects hot tank water inlet 11, and the second pipeline switching valve 4 is arranged on bypass pipe.
The present embodiment the first pipeline switching valve 3 and the second pipeline switching valve 4 are arranged at normal-temperature water pipeline section, are in room temperature duty all the time, so these two valves are without bearing the condition of high temperature, therefore are conducive to system more reliable or cost is lower.
During sterilization, first pipeline switching valve 3 is closed, second pipeline switching valve 4 is opened, the first electric heater 13 electrified regulation on hot tank 1, outlet valve 5 is opened after temperature in hot tank 1 reaches setting value, if there being multiple outlet valve 5 to open singly successively, if in hot tank 1, temperature decline can not meet the high temperature that sterilization requires in this process, system will turn off outlet valve 5 and suspends heating, and open the first electric heater 13 electrified regulation simultaneously, it is then turned on outlet valve 5 after reaching requirement until temperature in hot tank 1 and continues disinfecting process.
Particular embodiments described above; the purpose of the present invention, technical scheme and beneficial effect have been further described; it is it should be understood that; the foregoing is only specific embodiments of the invention; it is not limited to the present invention; all within the spirit and principles in the present invention, any amendment of making, equivalent replacement, improvement etc., should be included within protection scope of the present invention.
Claims (14)
1. disinfection with hot water drinking-water system, it is characterised in that: include hot tank (1), heat exchanger (2), the first pipeline switching valve (3), the second pipeline switching valve (4), outlet valve (5), bypass pipe (6) and electric controller；Described hot tank (1) is provided with hot tank water inlet (11), hot tank outlet (12) and the first electric heater (13)；Described first electric heater (13) and electric controller electrically connect；Described heat exchanger (2) is provided with high-temperature water import (21), temperature lowering water outlet (22), normal-temperature water import (23) and intensification water out (24)；Described high-temperature water import (21) connects hot tank outlet (12), the import of temperature lowering water outlet (22) connection outlet valve (5), normal-temperature water import (23) water receiving source, intensification water out (24) connects hot tank water inlet (11)；Described first pipeline switching valve (3) is arranged on the pipeline of the high-temperature water import (21) connecting hot tank outlet (12) and heat exchanger (2), or is arranged on temperature lowering water outlet (22) of connection heat exchanger (2) and the pipeline of outlet valve (5) import；The import of one end connection outlet valve (5) of described bypass pipe (6), the other end of bypass pipe (6) connects hot tank outlet (12)；Described second pipeline switching valve (4) is arranged on bypass pipe.
2. disinfection with hot water drinking-water system according to claim 1, it is characterised in that: described heat exchanger (2) is internal is provided with heat exchanger tube (25)；Described heat exchanger tube (25) is single channel heat exchanger tube, its one end connection high-temperature water import (21), other end connection temperature lowering water outlet (22).
3. disinfection with hot water drinking-water system according to claim 1, it is characterised in that: described hot tank (1) is provided with the hot tank attemperating unit (14) and hot tank overtemperature protection system (15) that electrically connect with electric controller；Described hot tank attemperating unit (14) is automatically reset button-shaped attemperating unit, or temperature probe, or temperature sensor；The button-shaped attemperating unit that described hot tank overtemperature protection system (15) is hand-reset, or for the water prode or switch that in hot tank (1), whether there is water or not can be detected.
4. disinfection with hot water drinking-water system according to claim 1, it is characterised in that: described hot tank (1) is provided with relief valve (16).
5. disinfection with hot water drinking-water system according to claim 1, it is characterised in that: described heat exchanger (2) is provided with the second electric heater (26)；Described second electric heater (26) and electric controller electrically connect.
6. disinfection with hot water drinking-water system according to claim 5, it is characterised in that: described heat exchanger (2) is provided with heat exchanger attemperating unit (27) and heat exchanger overtemperature protection system (28)；Described heat exchanger attemperating unit (27) is automatically reset button-shaped attemperating unit, or temperature probe, or temperature sensor；The button-shaped attemperating unit that described heat exchanger overtemperature protection system (28) is hand-reset, or for the water prode or switch that in heat exchanger (2), whether there is water or not can be detected.
7. disinfection with hot water drinking-water system according to claim 1, it is characterized in that: described first pipeline switching valve (3), the second pipeline switching valve (4) and outlet valve (5) are hand-operated valve, or it is the electromagnetic valve of Electric control, electrodynamic valve, or a portion is hand-operated valve, all the other are the electromagnetic valve of Electric control, electrodynamic valve.
8. disinfection with hot water drinking-water system according to claim 1, it is characterised in that: also include purifier (7)；Described purifier (7) is arranged on normal-temperature water import (23) and the pipeline at water source of connection heat exchanger (2).
9. disinfection with hot water drinking-water system, it is characterised in that: include hot tank (1), heat exchanger (2), the first pipeline switching valve (3), the second pipeline switching valve (4), outlet valve (5), bypass pipe (6) and electric controller；Described hot tank (1) is provided with hot tank water inlet (11), hot tank outlet (12) and the first electric heater (13)；Described first electric heater (13) and electric controller electrically connect；Described heat exchanger (2) is provided with high-temperature water import (21), temperature lowering water outlet (22), normal-temperature water import (23) and intensification water out (24)；Described high-temperature water import (21) connects hot tank outlet (12), the import of temperature lowering water outlet (22) connection outlet valve (5), normal-temperature water import (23) water receiving source, intensification water out (24) connects hot tank water inlet (11)；Described first pipeline switching valve (3) is arranged on normal-temperature water import (23) and the pipeline at water source of connection heat exchanger (2)；The connection water source, one end of described bypass pipe (6), the other end of bypass pipe (6) connects hot tank water inlet (11)；Described second pipeline switching valve (4) is arranged on bypass pipe.
10. disinfection with hot water drinking-water system according to claim 9, it is characterised in that: described heat exchanger (2) is internal is provided with heat exchanger tube (25)；Described heat exchanger tube (25) is single channel heat exchanger tube, its one end connection high-temperature water import (21), other end connection temperature lowering water outlet (22).
11. disinfection with hot water drinking-water system according to claim 9, it is characterised in that: described hot tank (1) is provided with the hot tank attemperating unit (14) and hot tank overtemperature protection system (15) that electrically connect with electric controller；Described hot tank attemperating unit (14) is automatically reset button-shaped attemperating unit, or temperature probe, or temperature sensor；The button-shaped attemperating unit that described hot tank overtemperature protection system (15) is hand-reset, or for the water prode or switch that in hot tank (1), whether there is water or not can be detected.
12. disinfection with hot water drinking-water system according to claim 9, it is characterised in that: described hot tank (1) is provided with relief valve (16).
13. disinfection with hot water drinking-water system according to claim 9, it is characterized in that: described first pipeline switching valve (3), the second pipeline switching valve (4) and outlet valve (5) are hand-operated valve, or it is the electromagnetic valve of Electric control, electrodynamic valve, or a portion is hand-operated valve, all the other are the electromagnetic valve of Electric control, electrodynamic valve.
14. disinfection with hot water drinking-water system according to claim 9, it is characterised in that: also include purifier (7)；Described purifier (7) is arranged on normal-temperature water import (23) and the pipeline at water source of connection heat exchanger (2).
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| CN201410643407.6A CN104323714B (en) | 2014-11-13 | 2014-11-13 | Disinfection with hot water drinking-water system |
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| CN112624474B (en) * | 2020-12-18 | 2024-02-27 | 珠海格力电器股份有限公司 | Control method of water purification system |
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| WO2003095367A1 (en) * | 2002-05-07 | 2003-11-20 | The Coca-Cola Company | Self-sanitising water treatment apparatus with a reservoir for treated water that includes a heating element |
| CN201061464Y (en) * | 2007-07-16 | 2008-05-21 | 黄樟焱 | Forced-air circulation high-temperature water disinfection drinking machine |
| CN202665282U (en) * | 2012-01-17 | 2013-01-16 | 宁波澳成电器制造有限公司 | Water dispenser hot-water sterilizing system |
| CN204120834U (en) * | 2014-11-13 | 2015-01-28 | 江苏正本净化节水科技实业有限公司 | Disinfection with hot water drinking-water system |
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