CN104771072A - Heat exchange type direct water dispenser and high and low temperature drinking water control method thereof - Google Patents

Heat exchange type direct water dispenser and high and low temperature drinking water control method thereof Download PDF

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Publication number
CN104771072A
CN104771072A CN201510176847.XA CN201510176847A CN104771072A CN 104771072 A CN104771072 A CN 104771072A CN 201510176847 A CN201510176847 A CN 201510176847A CN 104771072 A CN104771072 A CN 104771072A
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China
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water
temperature
water tank
low temperature
drinking
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CN201510176847.XA
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Chinese (zh)
Inventor
曹晓敏
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上海通海机械专用设备有限公司
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Priority to CN201510176847.XA priority Critical patent/CN104771072A/en
Publication of CN104771072A publication Critical patent/CN104771072A/en

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Abstract

The invention relates to a heat exchange type direct water dispenser and a high and low temperature drinking water control method thereof. The heat exchange type direct water dispenser comprises a water quality purification processor, a temperature sensor, a water level control valve and an electric heater and is characterized in that purified water obtained after municipal tap water is processed by the water quality purification processor is heated by the heat exchange type direct water dispenser to obtain two types of drinking water with different temperatures; the heat exchange type direct water dispenser is provided with two paths of intake water; one path of intake purified water enters a low-temperature water tank and a high-temperature water tank by connection of a water pipe and is used as medium water for temperature transfer of two water tanks; the other path of intake purified water flows to a low-temperature heat exchanger in the low-temperature water tank through a high-temperature heat exchanger in the high-temperature water tank; the electric heater heats the medium water in the high-temperature water tank to a temperature of higher than or equal to 95 DEG C; the high-temperature heat exchanger is provided with two paths of outgoing purified water; one path of outgoing purified water is high-temperature drinking water output by the high-temperature heat exchanger; the other path of outgoing purified water is communicated to the low-temperature heat exchanger; after high-temperature drinking water in the low-temperature heat exchanger is cooled to a temperature of 20 to 60 DEG C in the low-temperature water tank, low-temperature drinking water is led out.

Description

The control method of heat exchange type direct drinking fountain and high/low temperature drinking water thereof
Technical field
The present invention relates to a kind of direct drinking fountain, particularly disclose the control method of a kind of heat exchange type direct drinking fountain and high/low temperature drinking water thereof, be applied to the middle and primary schools of educational system and the public drinking-water occasion of each enterprises and institutions.
Background technology
Existing direct drinking fountain adopts active carbon or film water quality treatment purification techniques, also advanced purification technology active carbon and film water quality treatment being combined in jointly delivery port and adding ultraviolet lamp sterilization is had, its structure is generally: municipal tap water is first through polypropylene preprocessor, active carbon water quality treater, milipore filter water quality treater sequential processes, again through ultraviolet germicidal lamp sterilization, capable of direct drinking after finally adopting electric heater to be heated to 20 DEG C ~ 40 DEG C.
The direct drinking fountain overwhelming majority is used in public, especially education department.Existing direct drinking fountain leaving water temperature is general all at about 40 DEG C, and the temperature of about the 40 DEG C optimal temperature that is microbial reproduction.Therefore in use need the technique and experiences possessing professional maintenance.In order to protect the health of drinker, the administrative regulation in some place formulated direct drinking fountain weekly, monthly, the method that detects of the water quality of annual 3 kinds of cover types to direct drinking fountain, considerably increase spending.According to the preliminary statistics every platform direct drinking fountain year testing cost more than ten thousand yuan.Because user is often difficult to grasp the knowledge and skills safeguarding direct drinking fountain specialty, exceed standard just take simple withdraw from service way once when produce microorganism in drinking-water, even causing of having loads the original method cooling in scuttlebutt and drink after getting back to and boiling water with pot, causes user at heart to the shade of direct drinking.
Summary of the invention
The object of the invention is to address the deficiencies of the prior art, design the control method of a kind of heat exchange type direct drinking fountain and high/low temperature drinking water thereof, according to user's needs, water after deep purifying is heated into boiling water (>=95 DEG C) and divides 2 tunnels afterwards, one tunnel directly leads to high temperature drinking water, and another road leads to Drinking Water at Low Temperature after then high-temperature water being cooled to 20 ~ 60 DEG C (adjustable).
The present invention is achieved in that a kind of heat exchange type direct drinking fountain, comprise Water purifying processor, temperature inductor, altitude valve and electric heater, it is characterized in that: municipal tap water purifying waste water after described Water purifying processor purification is obtained the drinking water of 2 kinds of different temperatures again after the heating of described heat exchange type direct drinking fountain, described heat exchange type direct drinking fountain be provided with 2 tunnels water inlet: wherein a road be purification after purify waste water by water pipe connect enter low temperature water tank and high-temperature water tank, and high/low temperature water tank connection check-valves is set, purify waste water and can only flow to high-temperature water tank from low temperature water tank, this Partial cleansing water is the medium water transmitted as the temperature of described two water tanks, another road is the cryogenic heat exchanger flowed to by the high-temperature heat-exchanging in high-temperature water tank in low temperature water tank of purifying waste water after purification, described electric heater adopts electric heating tube, and be placed in high-temperature water tank, by the heating temperatures of the medium water in high-temperature water tank to being more than or equal to 95 DEG C, the high-temperature heat-exchanging in high-temperature water tank also heats thereupon, purification moisture 2 way outlet of high-temperature heat-exchanging a: wherein road is the high temperature drinking water picked out in high-temperature heat-exchanging, through being provided with the adapter of band Safety control valve, the high temperature drinking water that direct extraction is more than or equal to 95 DEG C is drunk, the cryogenic heat exchanger in low temperature water tank is led on another road, high temperature drinking water from high-temperature heat-exchanging in cryogenic heat exchanger cools in low temperature water tank, low temperature water tank responds to water temperature by temperature inductor, when lower water temperature to 20 ~ 60 DEG C of the medium water in low temperature water tank, drinking water in cryogenic heat exchanger is also cooled in low temperature water tank, draw Drinking Water at Low Temperature after reaching the temperature of setting directly to drink, Drinking Water at Low Temperature is now commonly called as warm water, ultraviolet germicidal lamp that heat exchange type direct drinking fountain is arranged automatically is opened when reaching setting-up time value at Drinking Water at Low Temperature carry out sterilization operation lower than 30 DEG C, stop growing of microorganism in direct drinking fountain connecting pipe, Drinking Water at Low Temperature meets " CJ94-2006 direct drinking water water standard ".
Purifying waste water in described high-temperature water tank is as thermal medium, for heating high-temperature heat-exchanging; Purifying waste water in low temperature water tank is as cold media, for cooling cryogenic heat exchanger.Described high-temperature heat-exchanging and cryogenic heat exchanger are separately positioned on high-temperature water tank and low temperature water tank is inner, heat exchange and cooling is carried out respectively to purifying waste water, purify waste water from high-temperature heat-exchanging and flow through to cryogenic heat exchanger, and high/low temperature heat exchanger connection check-valves is set, purify waste water and can only flow to cryogenic heat exchanger from high-temperature heat-exchanging.
Described high-temperature water tank and low temperature water tank are all respectively equipped with excessive water outlet mouthpiece, and low temperature water tank overflows, water outlet mouthpiece to overflow water outlet mouthpiece lower than high-temperature water tank, be convenient to spilling water in high-temperature water tank and thermal current to low temperature water tank, when the water level of low temperature water tank is too high, purify waste water from low temperature water tank overflow water outlet mouthpiece discharge, can not flow backwards into high-temperature water tank.
The control method of the high/low temperature drinking water of described heat exchange type direct drinking fountain:
(1), when drinking high temperature drinking water, press high temperature drinking water safety control valve, high temperature drinking water flows out from tap; Described high temperature drinking water safety control valve band time controling, arrives setting-up time and namely closes, and prevents high temperature drinking water from scalding and opens tap waste high temperature drinking water for a long time;
(2), when drinking Drinking Water at Low Temperature, directly open tap and drink, low temperature water tank original temperature is normal temperature, the heat that the cryogenic heat exchanger arranged in low temperature water tank is come owing to absorbing the high-temperature heat-exchanging input that arranges in high-temperature water tank, discharge in low temperature water tank, the water temperature of purifying waste water in low temperature water tank increases, when reaching the temperature of temperature inductor setting of low temperature water tank, low temperature water tank cold water purification Access Control valve is opened, purify waste water and enter low temperature water tank low-temperature heat exchange pipe is cooled, purifying waste water in low temperature water tank in cryogenic heat exchanger is made to keep 20 ~ 60 DEG C of water temperatures of setting, reach the object of directly drinking Drinking Water at Low Temperature, when the water temperature of purifying waste water in low temperature water tank is lower than 30 DEG C and when reaching the opening time value of setting, ultraviolet germicidal lamp is opened automatically, automatically close when ultraviolet germicidal lamp stream time reaches setting value, prevent cooperating microorganisms in direct drinking fountain connecting pipe.
One of most important index of direct drinking fountain is that drinking water quality meets national standard, the structure of heat exchange type direct drinking fountain of the present invention and the control realization water quality requirement of national regulation, it all seals the whole process of the heating of drinking water and cooling and carries out in heat exchanger, drinking water does not contact extraneous any material, until tap is drunk.
The invention has the beneficial effects as follows:
1, product result of use of the present invention is good, the existing effect of carrying out sterilizing of high-temperature water itself, water at low temperature long-time (can set) is lower than (≤30 DEG C) during certain temperature, ultraviolet sterilization lantern festival is opened automatically, when particularly not using drinking water festivals or holidays for a long time, effectively again can stop microorganism may growing in the water pipe of direct drinking fountain.Have the detection architecture of qualification to check through many families and made verification test by country's " CJ94-2005 direct drinking water water standard ", its microbiological indicator is " 0 ", eliminates the trouble and worry of user and manufacturer;
2, for direct drinking fountain user, management of product operation of the present invention is more simple, only need open and close power supply and carry out keeping a public place clean of direct drinking fountain outside, also without the need to increasing additional energy, and eliminate loaded down with trivial details weekly, monthly, annual cover type detects, and saved substantial contribution;
3, product of the present invention is at manufacture view, do not increase the technical difficulty of production, also without the need to changing variety of raw material, just change Inlet and outlet water structure and the mode of heating of original product, as long as to the corresponding change control program of control circui, and the production equipment of product of the present invention, frock, mould etc. are all without the need to transformation, have greatly saved production cost.
Accompanying drawing explanation
Fig. 1 is product heat exchange type direct drinking fountain structural representation of the present invention.
In figure: 1, Water purifying processor; 2, high-temperature heat-exchanging; 3, high-temperature water tank overflows water outlet mouthpiece; 4, high-temperature heat-exchanging high-temperature water exit; 5, low temperature water tank temperature inductor; 6, low temperature water tank water level controller; 7, high/low temperature heat exchanger connects check-valves; 8, cryogenic heat exchanger high-temperature water access port; 9, low temperature water tank overflows water outlet mouthpiece; 10, low temperature water tank overflows water pipe; 11, cryogenic heat exchanger; 12, Drinking Water at Low Temperature exit; 13, ultraviolet germicidal lamp; 14, high temperature drinking water safety control valve; 15, high temperature drinking water exit; 16, the cold water purification access port of low temperature water tank; 17, low temperature water tank cold water purification Access Control valve; 18, the cold water purification exit of low temperature water tank; 19, low temperature water tank draining valve; 20, high/low temperature Water in Water Tank connects check-valves; 21, the cold water purification access port of high-temperature water tank; 22, high-temperature water tank water level controller; 23, high-temperature heat-exchanging is purified waste water access port; 24, high-temperature water tank draining valve; 25, electric heating tube; 26, high-temperature water tank temperature inductor.
Detailed description of the invention
With reference to the accompanying drawings 1, municipal tap water purifying waste water after Water purifying processor 1 purifies is obtained the drinking water of 2 kinds of different temperatures by heat exchange type direct drinking fountain of the present invention again after the heating of heat exchange type direct drinking fountain, is made up of: Water purifying processor 1(comprises PP polypropylene preprocessor, active carbon water purifier and film water quality treatment clarifier four major parts), high temperature heat-exchanging water tank (inside arranges high-temperature heat-exchanging 2), low-temperature heat exchange water tank (inside arranges cryogenic heat exchanger 11) and ultraviolet germicidal lamp 13.
Product heat exchange type direct drinking fountain of the present invention be provided with 2 tunnels water inlet: wherein a road be purification after purify waste water by water pipe connect enter low temperature water tank and high-temperature water tank, and high/low temperature water tank connection check-valves 20 is set, purify waste water and can only flow to high-temperature water tank from low temperature water tank, this Partial cleansing water is the medium water transmitted as the temperature of two water tanks.Specific as follows: when municipal tap water enters low temperature water tank cold water purification Access Control valve 17 and the cold water purification access port 16 of low temperature water tank after Water purifying processor 1 purifies, connect check-valves 20 from low temperature water tank cold water purification exit 18 through high/low temperature water tank again and enter the cold water purification access port 21 of high-temperature water tank, when water level in low temperature water tank reaches the water level of low temperature water tank water level controller 6 control, the water inlet work of high/low temperature water tank stops.Meanwhile, the water level of high-temperature water tank reach a high temperature water level that Cistern controller 22 sets time, direct drinking fountain could work.Another road is the cryogenic heat exchanger 11 flowed to by the high-temperature heat-exchanging 2 in high-temperature water tank in low temperature water tank of purifying waste water after purification.Specific as follows: to purify waste water access port 23 when municipal tap water enters high-temperature heat-exchanging after Water purifying processor 1 purifies, connect check-valves 7 through high-temperature heat-exchanging high-temperature water exit 4 by high/low temperature heat exchanger and enter cryogenic heat exchanger high-temperature water access port 8.
Electric heater adopts electric heating tube 25, and be placed in high-temperature water tank, by the heating temperatures of the medium water in high-temperature water tank to being more than or equal to 95 DEG C, the high-temperature heat-exchanging 2 in high-temperature water tank also heats thereupon.
Purification moisture 2 way outlet in high-temperature heat-exchanging 2 a: wherein road is the high temperature drinking water picked out in high-temperature heat-exchanging, through being provided with the adapter of band Safety control valve (high temperature drinking water safety control valve 14), the high temperature drinking water that direct extraction is more than or equal to 95 DEG C is drunk, the cryogenic heat exchanger 11 in low temperature water tank is led on another road, high temperature drinking water from high-temperature heat-exchanging 2 in cryogenic heat exchanger 11 cools in low temperature water tank, low temperature water tank is by temperature inductor (low temperature water tank temperature inductor 5) induction water temperature, when lower water temperature to 20 ~ 60 DEG C of the medium water in low temperature water tank, drinking water in cryogenic heat exchanger 11 is also cooled in low temperature water tank, draw Drinking Water at Low Temperature after reaching the temperature of setting directly to drink.The ultraviolet germicidal lamp 13 that product heat exchange type direct drinking fountain of the present invention is arranged automatically is opened when reaching setting-up time value at Drinking Water at Low Temperature carry out sterilization operation lower than 30 DEG C, when stream time reaches setting value, ultraviolet germicidal lamp is closed automatically, stop growing of microorganism in direct drinking fountain connecting pipe, Drinking Water at Low Temperature meets " CJ94-2006 direct drinking water water standard ".
Purifying waste water in high-temperature water tank is as thermal medium, and for heating high-temperature heat-exchanging 2, purifying waste water in low temperature water tank is as cold media, for cooling cryogenic heat exchanger 11.High-temperature heat-exchanging 2 and cryogenic heat exchanger 11 are separately positioned on high-temperature water tank and low temperature water tank is inner, heat exchange and cooling is carried out respectively to purifying waste water, purify waste water from high-temperature heat-exchanging 2 and flow through to cryogenic heat exchanger 11, and high/low temperature heat exchanger connection check-valves 7 is set, purify waste water and can only flow to cryogenic heat exchanger 11 from high-temperature heat-exchanging 2.
The water intake mode of product heat exchange type direct drinking fountain high and low temperature water tank of the present invention:
When municipal tap water enters low temperature water tank water-cooled water purification Access Control valve 17 and the cold water purification access port 16 of low temperature water tank enters after Water purifying processor 1 purifies, water in low temperature water tank connects check-valves 20 from the cold water purification exit 18 of low temperature water tank through high and low temperature Water in Water Tank again and enters high-temperature water tank water access port 21, when the water in high and low temperature water tank reaches the water level of low temperature water tank water level controller 6 control, low temperature water tank cold water purification Access Control valve 17 cuts out, and the stopping of purifying waste water in high and low temperature water tank enters.In accompanying drawing 1, high/low temperature water tank connects the effect of check-valves 20 is prevent purifying waste water in high-temperature water tank to be back to low temperature water tank.
The water intake mode of product heat exchange type direct drinking fountain high and low temperature heat exchanger of the present invention:
When municipal tap water is after Water purifying processor 1, purify waste water from high-temperature heat-exchanging access port 23 of purifying waste water and enter, change high-temperature water exit 4 from high temperature again and connect through high/low temperature heat exchange the cryogenic heat exchanger high-temperature water access port 8 that check-valves 7 enters cryogenic heat exchanger 11, the water in cryogenic heat exchanger 11 flows out again and enters tap use after low temperature water tank cooling after ultraviolet germicidal lamp 13 sterilization.
The mode of heating of product heat exchange type direct drinking fountain of the present invention and drinking of high/low temperature drinking water:
When the electric heating tube 25 of high-temperature water tank is heated to design temperature (>=95 DEG C), electric heating tube controls to quit work by high-temperature water tank temperature inductor 26, and direct drinking fountain is in treats duty.When using high temperature drinking water during water temperature drop, controlling by high-temperature water tank temperature inductor 26 and can heating work be continued.
High temperature drinking water when drinking high-temperature water, in order to ensure the scald preventing high-temperature water, is provided with high temperature drinking water safety control valve 14, only presses the button of high temperature drinking water safety control valve 14, just can flow out from tap.High temperature drinking water safety control valve 14 is with time controling, and general factory setting, 2 minutes (setting-up time is adjustable), reaches setting-up time and namely closes.So namely, prevent unexpected high temperature drinking water to scald, turn avoid the waste high temperature drinking water opened tap for a long time and produce.
When drinking water at low temperature, directly open tap and drink.When (can set, factory-said value is generally set to 90 minutes) is lower than 30 DEG C for a long time for water at low temperature, ultraviolet germicidal lamp 13 is opened start working (can set, factory-said value is generally set to continuous operation 30 minutes).The effect of ultraviolet germicidal lamp 13 prevents microorganism may growing in connecting pipe.
The control of Drinking Water at Low Temperature temperature in product heat exchange type direct drinking fountain of the present invention:
Low temperature water tank original temperature is normal temperature, the cryogenic heat exchanger 11 arranged in low temperature water tank is owing to absorbing the heat of high-temperature heat-exchanging 2, discharge in low temperature water tank, the water temperature of purifying waste water in low temperature water tank increases, when reaching low temperature water tank temperature inductor 5 design temperature, low temperature water tank cold water purification Access Control valve 17 is opened, cold water purification enters low temperature water tank cooling cryogenic heat exchanger 11, reduce the temperature of purifying waste water in low temperature water tank, the temperature of purifying waste water in low temperature water tank is made to remain on 20 ~ 60 DEG C of water temperatures of setting, reach the object that directly can use Drinking Water at Low Temperature.
The water lev el control of high and low temperature water tank in product heat exchange type direct drinking fountain of the present invention:
In order to the water level preventing the unexpected factor of the water level of high and low temperature water tank from causing is too high, product of the present invention is provided with overflow water outlet mouthpiece 3 and low temperature water tank of high-temperature water tank and overflows water outlet mouthpiece 9, to overflow water outlet mouthpiece 3 lower than high-temperature water tank in the overflow position of water outlet mouthpiece 9 of low temperature water tank, be convenient to spilling water in high-temperature water tank and thermal current to low temperature water tank, prevent low temperature water tank from entering high-temperature water tank in supplementary cold water purification water level too high causing.When low temperature water tank water level is too high, purify waste water from low temperature water tank overflow water outlet mouthpiece 9 by low temperature water tank overflow water pipe 10 flow out fast, can not flow backwards into high-temperature water tank.High-temperature water tank and low temperature water tank are respectively equipped with draining valve (high-temperature water tank draining valve 24, low temperature water tank draining valve 19).

Claims (5)

1. a heat exchange type direct drinking fountain, comprise Water purifying processor, temperature inductor, altitude valve and electric heater, it is characterized in that: municipal tap water purifying waste water after described Water purifying processor purification is obtained the drinking water of 2 kinds of different temperatures again after the heating of described heat exchange type direct drinking fountain, described heat exchange type direct drinking fountain be provided with 2 tunnels water inlet: wherein a road be purification after purify waste water by water pipe connect enter low temperature water tank and high-temperature water tank, and high/low temperature water tank connection check-valves is set, purify waste water and can only flow to high-temperature water tank from low temperature water tank, this Partial cleansing water is the medium water transmitted as the temperature of described two water tanks, another road is the cryogenic heat exchanger flowed to by the high-temperature heat-exchanging in high-temperature water tank in low temperature water tank of purifying waste water after purification, described electric heater adopts electric heating tube, and be placed in high-temperature water tank, by the heating temperatures of the medium water in high-temperature water tank to being more than or equal to 95 DEG C, the high-temperature heat-exchanging in high-temperature water tank also heats thereupon, purification moisture 2 way outlet of high-temperature heat-exchanging a: wherein road is the high temperature drinking water picked out in high-temperature heat-exchanging, through being provided with the adapter of band Safety control valve, the high temperature drinking water that direct extraction is more than or equal to 95 DEG C is drunk, the cryogenic heat exchanger in low temperature water tank is led on another road, high temperature drinking water from high-temperature heat-exchanging in cryogenic heat exchanger cools in low temperature water tank, low temperature water tank responds to water temperature by temperature inductor, when lower water temperature to 20 ~ 60 DEG C of the medium water in low temperature water tank, drinking water in cryogenic heat exchanger is also cooled in low temperature water tank, draw Drinking Water at Low Temperature after reaching the temperature of setting directly to drink, ultraviolet germicidal lamp that heat exchange type direct drinking fountain is arranged automatically is opened when reaching setting-up time value at Drinking Water at Low Temperature carry out sterilization operation lower than 30 DEG C, stop growing of microorganism in direct drinking fountain connecting pipe, Drinking Water at Low Temperature meets " CJ94-2006 direct drinking water water standard ".
2. according to the heat exchange type direct drinking fountain described in claim 1, it is characterized in that: purifying waste water in described high-temperature water tank is as thermal medium, for heating high-temperature heat-exchanging; Purifying waste water in low temperature water tank is as cold media, for cooling cryogenic heat exchanger.
3. heat exchange type direct drinking fountain according to claim 1, it is characterized in that: described high-temperature heat-exchanging and cryogenic heat exchanger are separately positioned on high-temperature water tank and low temperature water tank is inner, heat exchange and cooling is carried out respectively to purifying waste water, purify waste water from high-temperature heat-exchanging and flow through to cryogenic heat exchanger, and high/low temperature heat exchanger connection check-valves is set, purify waste water and can only flow to cryogenic heat exchanger from high-temperature heat-exchanging.
4. heat exchange type direct drinking fountain according to claim 1, it is characterized in that: described high-temperature water tank and low temperature water tank are all respectively equipped with excessive water outlet mouthpiece, and low temperature water tank overflows, water outlet mouthpiece to overflow water outlet mouthpiece lower than high-temperature water tank, be convenient to spilling water in high-temperature water tank and thermal current to low temperature water tank, when the water level of low temperature water tank is too high, purify waste water from low temperature water tank overflow water outlet mouthpiece discharge, can not flow backwards into high-temperature water tank.
5. the control method of the high/low temperature drinking water of the heat exchange type direct drinking fountain in a Claims 1 to 4 described in any one:
(1), when drinking high temperature drinking water, press high temperature drinking water safety control valve, high temperature drinking water flows out from tap; Described high temperature drinking water safety control valve band time controling, arrives setting-up time and namely closes, and prevents high temperature drinking water from scalding and opens tap waste high temperature drinking water for a long time;
(2), when drinking Drinking Water at Low Temperature, directly open tap and drink, low temperature water tank original temperature is normal temperature, the heat that the cryogenic heat exchanger arranged in low temperature water tank is come owing to absorbing the high-temperature heat-exchanging input that arranges in high-temperature water tank, discharge in low temperature water tank, the water temperature of purifying waste water in low temperature water tank increases, when reaching the temperature of temperature inductor setting of low temperature water tank, low temperature water tank cold water purification Access Control valve is opened, purify waste water and enter low temperature water tank low-temperature heat exchange pipe is cooled, purifying waste water in low temperature water tank in cryogenic heat exchanger is made to keep 20 ~ 60 DEG C of water temperatures of setting, reach the object of directly drinking Drinking Water at Low Temperature, when the water temperature of purifying waste water in low temperature water tank is lower than 30 DEG C and when reaching the opening time value of setting, ultraviolet germicidal lamp is opened automatically, automatically close when ultraviolet germicidal lamp stream time reaches setting value, prevent cooperating microorganisms in direct drinking fountain connecting pipe.
CN201510176847.XA 2015-04-15 2015-04-15 Heat exchange type direct water dispenser and high and low temperature drinking water control method thereof CN104771072A (en)

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CN201510176847.XA CN104771072A (en) 2015-04-15 2015-04-15 Heat exchange type direct water dispenser and high and low temperature drinking water control method thereof

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CN108451369A (en) * 2018-02-26 2018-08-28 无锡鼎加弘思饮品科技有限公司 Coffee machine interior arrangement and its working method with automatic sterilizing function

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CN2188695Y (en) * 1993-09-12 1995-02-01 贾如海 Vacuum energy-saving safety hot water boiler
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CN204561839U (en) * 2015-04-15 2015-08-19 上海通海机械专用设备有限公司 Heat exchange type direct drinking fountain

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US3795788A (en) * 1971-03-24 1974-03-05 Omre Constr Elettro Machine for brewing hot beverages, adapted to produce steam
CN1068881A (en) * 1991-07-22 1993-02-10 李茂坤 Water boiling heater structure
CN2188695Y (en) * 1993-09-12 1995-02-01 贾如海 Vacuum energy-saving safety hot water boiler
CN202287791U (en) * 2010-12-17 2012-07-04 王潇 Split boiling-type electric water dispenser
CN202465431U (en) * 2011-10-13 2012-10-03 王锦林 Dual-use drinking fountain capable of producing waste-water-free pure water and purifying water
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CN103393353A (en) * 2013-07-31 2013-11-20 叶于安 Technology for producing cooled boiled water by alternatively using cold energy and heat energy
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108451369A (en) * 2018-02-26 2018-08-28 无锡鼎加弘思饮品科技有限公司 Coffee machine interior arrangement and its working method with automatic sterilizing function

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