CN103912979A - Water heater and sterilization method thereof - Google Patents
Water heater and sterilization method thereof Download PDFInfo
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- CN103912979A CN103912979A CN201310003126.XA CN201310003126A CN103912979A CN 103912979 A CN103912979 A CN 103912979A CN 201310003126 A CN201310003126 A CN 201310003126A CN 103912979 A CN103912979 A CN 103912979A
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Abstract
The invention discloses a water heater and a sterilization method thereof. The water heater comprises a water tank, a heating system and a control device. The heating system is connected with the water tank and used for heating water in the water tank. The control device comprises a sterilization module and a control module. The control module is connected with the heating system and used for controlling the heating system to achieve heating treatment on the water tank. The sterilization module is connected with the control module and used for transmitting a sterilization signal command to the control module under the condition that a sterilization function of the heater is triggered, the control module is further utilized to control the heating system to operate to heat water in the water tank to the sterilization temperature. The water heater achieves the aim of sterilization on the basis that the cost and the complex degree of the water heater are not increased.
Description
Technical field
The present invention relates to field of water heaters, especially relate to a kind of water heater and method for disinfection thereof.
Background technology
In general water heater, if water does not flow for some time, the water in tap and near water pipe is static, and the residual microbes amount reproduction in water, wherein may just have " Legionella ", can cause larger harm to human body.The method for disinfection of Legionella has four kinds: chemical sterilization, ultraviolet sterilization, thin film technique and temperature sterilization, wherein temperature method for disinfection is by water heating three minutes at least 70 °.Prior art is generally to utilize ozone or ultraviolet ray to carry out degerming, and this quadrat method can increase the complexity of cost and the product itself of product.
Summary of the invention
The present invention is intended at least solve one of technical problem existing in prior art.
For this reason, one object of the present invention is to propose a kind of water heater that can reach sterilization object on the basis that does not increase product cost.
Another object of the present invention is to propose a kind of method for disinfection of above-mentioned water heater.
According to the water heater of first aspect present invention embodiment, comprising: water tank; Heating system, described heating system is connected with described water tank, for heating described water tank; And control device, described control device is put and is comprised sterilization module and control module, and described control module is connected with described heating system, for controlling described heating system, and then realizes the heat treated to described water tank; Described sterilization module is connected with described control module, for send sterilization signal instruction to described control module in the case of the sterilizing function that triggers described water heater, and then by heating system operation described in described control module control, so that the water in described water tank is heated to sterilization temperature.
According to the water heater of the embodiment of the present invention, by sterilization module is set in control device, control device can be according to the operation of the signal controlling heating system of sterilization module, thereby the water in water tank can be heated to sterilization temperature, to destroy the living environment of the bacterium in water heater, thereby this water heater can not increase on the basis of cost and complexity, just can reach sterilization object.
In addition, also there is following additional technical feature according to water heater of the present invention:
According to some embodiments of the present invention, described water heater also comprises timer, and described timer is electrically connected with described control module.
According to some embodiments of the present invention, described water heater also comprises temperature sensor, and described temperature sensor is installed in described water tank and be electrically connected with described control device, contrasts module for detection of water temperature in water tank the temperature that feeds back to described control device.
Further, described sterilization module comprises time contrast module, and described time contrast module is electrically connected with sterilization module, for gathering timer current time and contrasting to judge whether to open sterilization mode with the sterilization moment of setting.Thereby can improve the automaticity of water heater.
In some embodiments of the invention, described sterilization module comprises temperature contrast module, described temperature contrast module is electrically connected with sterilization module, and in the water tank detecting for collecting temperature sensor, water temperature the difference by the sterilization temperature of setting and the start temperature difference compare to judge whether to open sterilization mode.Thereby can improve the automaticity of water heater.
According to the method for disinfection of the water heater of second aspect present invention embodiment, comprise the steps: S1: the sterilizing time section H of current time h and setting is compared; S2: in the time that current time h is positioned at sterilizing time section H, by current detection to water temperature t and the difference △ T of the sterilization temperature T of setting and start temperature difference △ t compare, between described T, △ t and △ T, meet relational expression: T-△ t=△ T, in the time that current time h is not positioned at sterilizing time section H, get back to step S1; S3: in the time that the water temperature t in step S2 is less than or equal to difference △ T, start heating, until water temperature t reaches after sterilization temperature T continuous heating certain hour △ H, stop heating; S4: in the time that the water temperature t in step S2 is greater than difference △ T, continue the water temperature t detecting and difference △ T to compare until water temperature t while being less than or equal to difference △ T, start heating until water temperature reaches after sterilization temperature T continuous heating certain hour △ H, stop heating; S5: repeating step S1-S4.
According to the method for disinfection of the water heater of the embodiment of the present invention, by setting sterilization temperature T and sterilizing time section H, can water temperature be increased to sterilization temperature T by timing, with the living environment of destroying the bacterium in water heater to reach sterilization object, thereby can not increase on the cost of water heater and the basis of complexity, reach the object of sterilization, and this method for disinfection is simply effective.
Particularly, described sterilization temperature T is not less than 60 ℃.
Preferably, described sterilization temperature T is 65 ℃.
Particularly, in step S3 and S4, be heated to the time △ H that continues heating after sterilization temperature for being more than or equal to 1 minute.
Particularly, described start temperature difference △ t is more than or equal to 0 ℃.
Preferably, described start temperature difference △ t is 5 ℃.
Additional aspect of the present invention and advantage in the following description part provide, and part will become obviously from the following description, or recognize by practice of the present invention.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present invention and advantage accompanying drawing below combination is understood becoming the description of embodiment obviously and easily, wherein:
Fig. 1 is according to the high-level schematic functional block diagram of the water heater of the embodiment of the present invention;
Fig. 2 is the flow chart of the method for disinfection of the water heater shown in Fig. 1.
The specific embodiment
Describe embodiments of the invention below in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Be exemplary below by the embodiment being described with reference to the drawings, only for explaining the present invention, and can not be interpreted as limitation of the present invention.
In description of the invention, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and for example, can be to be fixedly connected with, and can be also to removably connect, or connect integratedly; Also can be electrical connection; Can be to be directly connected, also can indirectly be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, can concrete condition understand above-mentioned term concrete meaning in the present invention.
In description of the invention, except as otherwise noted, the implication of " multiple " is two or more.
Describe according to a kind of water heater 100 of first aspect present invention embodiment below with reference to Fig. 1.This water heater 100 can be solar water heater, electric heater, gas heater or fast magnetic domestic hot-water device.
According to the water heater 100 of the embodiment of the present invention, as shown in Figure 1, comprising: water tank 1, heating system 2 and control device 3, wherein, heating system 2 is connected with water tank 1, in order to the water in heating water tank 1.Control device 3 is connected with heating system 2, in order to control heating system 2, thereby realizes the heat treated to water tank 1.Control device 3 comprises sterilization module 30 and control module 31, control module 31 is connected with heating system 2, sterilization module 30 is connected with control module 31, in order to send sterilization signal instruction to control module 31 in the case of the sterilizing function that triggers this water heater 100, and then control heating system 2 by this control module 31 and move, so that the water in water tank 1 is heated to sterilization temperature.Wherein, the operation principle of heating system 2 by those skilled in the art is known, is not just described in detail here, and particularly, this sterilization temperature can artificially be set.In preferred embodiments of the present invention, described sterilization temperature is preferably more than and equals 70 degree.
In the time that needs carry out sterilization to water heater 100, sterilization module 30 is moved, the signal controlling heating system 2 that control module 31 is sent according to sterilization module 30 is moved, particularly, heating system 2 can be heated to sterilization temperature by the water in water tank 1, with the living environment of destroying the bacterium in water heater 100 to reach sterilization object, when the water in water tank reaches after sterilization temperature, control device can be out of service according to the signal controlling heating system 2 of sterilization module 30, thereby can not increase on the cost of water heater 100 and the basis of complexity, reach the object of sterilization.
In examples more of the present invention, on water heater 100, can be provided with the sterilization button corresponding with sterilization module 30, user can be by touching the operation by this sterilization button control sterilization module 30.
According to the water heater 100 of the embodiment of the present invention, by in the interior sterilization module 30 that arranges of control device 3, control module 31 can be according to the operation of the signal controlling heating system 2 of sterilization module 30, thereby the water in water tank 1 can be heated to sterilization temperature, to destroy the living environment of the bacterium in water heater 100, thereby this water heater 100 can not increase on the basis of cost and complexity, just can reach sterilization object.
Further, water heater 100 also comprises temperature sensor 32 and timer 33, timer 33 is electrically connected with control module 31, and temperature sensor 32 is installed on water tank 1 and is electrically connected with control device 3, for detection of the interior water temperature of water tank 1 and feed back to the temperature contrast module 302 of control device 3.
In preferred embodiments of the present invention, sterilization module 30 comprises time contrast module 301 and temperature contrast module 302, time contrast module 301 is electrically connected with sterilization module 30, for gathering timer 33 current times and contrasting to judge whether to open sterilization mode with the sterilization moment of setting.Temperature contrast module 302 is electrically connected with sterilization module 30, and in the water tank detecting for collecting temperature sensor 32, water temperature the difference by the sterilization temperature of setting and the start temperature difference compare to judge whether to open sterilization mode.
Now, the current time h that time contrast module 301 detects timer 33 and the sterilizing time section H of setting compare, to judge whether this current time h is positioned at the sterilizing time section H of setting.The temperature that temperature contrast module 302 can detect temperature sensor 32 and the sterilization temperature of setting compare, to judge whether to need heating.Thereby can improve the automaticity of water heater 100.
Describe according to the method for disinfection of a kind of water heater of second aspect present invention embodiment below with reference to Fig. 1 and Fig. 2, this water heater 100 is the water heater 100 according to first aspect present invention embodiment.
According to the method for disinfection of the water heater of the embodiment of the present invention, as shown in Figure 2, comprise the steps:
S1: the sterilizing time section H of current time h and setting is compared.
S2: in the time that current time h is positioned at sterilizing time section H, by current detection to water temperature t and the difference △ T of the sterilization temperature T of setting and start temperature difference △ t compare, between T, △ t and △ T, meet relational expression: T-△ t=△ T, in the time that current time h is not positioned at sterilizing time section H, get back to step S1.In other words, difference △ T=T-△ t.
S3: in the time that the water temperature t in step S2 is less than or equal to difference △ T, start heating, until water temperature t reaches after sterilization temperature T continuous heating certain hour △ H, stop heating.
S4: in the time that the water temperature t in step S2 is greater than difference △ T, continue the water temperature t detecting and difference △ T to compare until water temperature t while being less than or equal to difference △ T, start heating until water temperature reaches after sterilization temperature T continuous heating certain hour △ H, stop heating.
S5: repeating step S1-S4.
Wherein, the sterilizing time section H setting can be one or more snippets, sterilizing time section H can be that the multi-section time section in a day can be also the multi-section time section in a week, and this every section sterilizing time section H can be according to user's requirements set, for example the time period between 8 o'clock to 10 o'clock of a whole night in week can be made as to sterilizing time section H, also can be simultaneously the time period between 9 o'clock to 11 o'clock of evening Wednesday be made as to sterilizing time section H, what be certainly worth understanding is, the above-mentioned time period of enumerating just schematically for example, rather than concrete restriction to sterilizing time section H.
In an embodiment of the present invention, can detect water temperature t by temperature sensor 32, user can set sterilization temperature T and start temperature difference △ t voluntarily, and particularly, this sterilization temperature T is not less than 60 ℃, and preferably, sterilization temperature T is 65 ℃.Particularly, start temperature difference △ t is more than or equal to 0 ℃, and preferably, start temperature difference △ t is 5 ℃.Particularly, described continuous heating time △ H is more than or equal to 1 minute,
Preferably, described continuous heating time △ H is 3 minutes.By the setting temperature difference △ t that starts shooting, can avoid short and make water heater 100 frequent startings compared with the heat time of hour causing water heater 100 when the difference between the water temperature t and the sterilization temperature T that detect, can extend the service life of water heater 100.
When water heater 100 is carried out to sterilization, first the contrast of the time in sterilization module 30 module 301 will detect the current time h of timer 33 and compare with the sterilizing time section H setting, if current time h is not in the sterilizing time H setting time, time contrast module 301 continues the sterilizing time section H of the current time h detecting and setting to compare until current time h is positioned at sterilizing time section H.In the time that current time h is positioned at the sterilizing time section H of setting, difference △ T between the current water temperature t that temperature contrast module 302 in sterilization module 30 detects temperature sensor 32 and the sterilization temperature T of setting and start temperature difference △ t compares, and is now divided into two kinds of situations.
A kind of situation is that the current water temperature t that detects is while being less than or equal to difference △ T, control module 31 receives the signal that sterilization module 30 transmits, control module 31 is controlled heating system 2 and is moved, now water heater 100 starts heating, until water temperature t reaches after the sterilization temperature T continuous heating certain hour △ H of setting, control module 31 receives the signal that sterilization module 30 transmits, it is out of service that control module 31 is controlled heating system 2, now water heater 100 stops heating, then then the sterilizing time section H of current time h and setting is compared, so repeat.
Another kind of situation is that the current water temperature t detecting is greater than difference △ T, continue to detect that water temperature t and difference △ T compare, until water temperature t is less than or equal to difference △ T, now water heater 100 starts heating, until water temperature t reaches after the sterilization temperature T continuous heating certain hour △ H of setting, water heater 100 stops heating, then then the sterilizing time section H of current time h and setting is compared, and so repeats.
According to the method for disinfection of the water heater of the embodiment of the present invention, by setting sterilization temperature T and sterilizing time section H, can water temperature be increased to sterilization temperature T by timing, with the living environment of destroying the bacterium in water heater 100 to reach sterilization object, thereby can not increase on the cost of water heater 100 and the basis of complexity, reach the object of sterilization, and this method for disinfection is simply effective.
In the description of this description, the description of reference term " embodiment ", " some embodiment ", " illustrative examples ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present invention or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, the schematic statement of above-mentioned term is not necessarily referred to identical embodiment or example.And specific features, structure, material or the feature of description can be with suitable mode combination in any one or more embodiment or example.
Although illustrated and described embodiments of the invention, those having ordinary skill in the art will appreciate that: in the situation that not departing from principle of the present invention and aim, can carry out multiple variation, modification, replacement and modification to these embodiment, scope of the present invention is limited by claim and equivalent thereof.
Claims (11)
1. a water heater, is characterized in that, comprising:
Water tank;
Heating system, described heating system is connected with described water tank, in order to heat described water tank; And
Control device, described control device comprises sterilization module and control module, described control module is connected with described heating system, in order to control described heating system, and then realizes the heat treated to described water tank; Described sterilization module is connected with described control module, for send sterilization signal instruction to described control module in the case of the sterilizing function that triggers described water heater, and then by heating system operation described in described control module control, so that the water in described water tank is heated to sterilization temperature.
2. water heater according to claim 1, is characterized in that, also comprises timer, and described timer is electrically connected with described control module.
3. water heater according to claim 1, it is characterized in that, also comprise temperature sensor, described temperature sensor is installed in described water tank and be electrically connected with described control device, contrasts module for detection of water temperature in water tank the temperature that feeds back to described control device.
4. water heater according to claim 2, it is characterized in that, described sterilization module comprises time contrast module, and described time contrast module is electrically connected with sterilization module, for gathering timer current time and contrasting to judge whether to open sterilization mode with the sterilization moment of setting.
5. according to the water heater described in claim 1 or 3, it is characterized in that, described sterilization module comprises temperature contrast module, described temperature contrast module is electrically connected with sterilization module, and in the water tank detecting for collecting temperature sensor, water temperature the difference by the sterilization temperature of setting and the start temperature difference compare to judge whether to open sterilization mode.
6. a method for disinfection for water heater, described water heater is water heater according to claim 1, it is characterized in that, comprises the steps:
S1: the sterilizing time section H of current time h and setting is compared;
S2: in the time that current time h is positioned at sterilizing time section H, by current detection to water temperature t and the difference △ T of the sterilization temperature T of setting and start temperature difference △ t compare, between described T, △ t and △ T, meet relational expression: T-△ t=△ T, in the time that current time h is not positioned at sterilizing time section H, get back to step S1;
S3: in the time that the water temperature t in step S2 is less than or equal to difference △ T, start heating, until water temperature t reaches after sterilization temperature T continuous heating certain hour △ H, stop heating;
S4: in the time that the water temperature t in step S2 is greater than difference △ T, continue the water temperature t detecting and difference △ T to compare until water temperature t while being less than or equal to difference △ T, start heating until water temperature reaches after sterilization temperature T continuous heating certain hour △ H, stop heating;
S5: repeating step S1-S4.
7. the method for disinfection of water heater according to claim 6, is characterized in that, described sterilization temperature T is not less than 60 ℃.
8. the method for disinfection of water heater according to claim 7, is characterized in that, described sterilization temperature T is 65 ℃.
9. Teat pump boiler according to claim 6, is characterized in that, is heated to the time △ H that continues heating after sterilization temperature for being more than or equal to 1 minute in step S3 and S4.
10. the method for disinfection of water heater according to claim 6, is characterized in that, described start temperature difference △ t is more than or equal to 0 ℃.
The method for disinfection of 11. water heaters according to claim 10, is characterized in that, described start temperature difference △ t is 5 ℃.
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| CN201310003126.XA CN103912979B (en) | 2013-01-04 | 2013-01-04 | Water heater and method for disinfection thereof |
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| CN201310003126.XA CN103912979B (en) | 2013-01-04 | 2013-01-04 | Water heater and method for disinfection thereof |
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| CN103912979A true CN103912979A (en) | 2014-07-09 |
| CN103912979B CN103912979B (en) | 2016-11-02 |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104132462A (en) * | 2014-07-24 | 2014-11-05 | 康特能源科技(苏州)有限公司 | Energy saving control method for controller |
| CN104713244A (en) * | 2015-03-16 | 2015-06-17 | 广东万和新电气股份有限公司 | Water storage type gas water heater and sterilization method thereof |
| CN104930704A (en) * | 2015-05-26 | 2015-09-23 | 珠海格力电器股份有限公司 | Heat pump water heater and control method thereof |
| CN105757996A (en) * | 2016-03-14 | 2016-07-13 | 广东美的暖通设备有限公司 | Sterilization control method of heat pump water heater |
| CN107693824A (en) * | 2017-11-16 | 2018-02-16 | 珠海格力电器股份有限公司 | Water heater disinfection execution method and water heater |
| CN109520129A (en) * | 2017-09-20 | 2019-03-26 | 青岛经济技术开发区海尔热水器有限公司 | Heat pump water heater sterilization control method and heat pump water heater |
| CN110143641A (en) * | 2019-04-12 | 2019-08-20 | 广东万家乐燃气具有限公司 | A kind of the cruise method for disinfection and hot water facility of hot water facility |
| CN110425750A (en) * | 2019-08-12 | 2019-11-08 | 珠海格力电器股份有限公司 | Fluid temperature control method of gas water heater, storage medium and terminal equipment |
| CN113266948A (en) * | 2021-04-11 | 2021-08-17 | 浙江中广电器股份有限公司 | Air energy heat pump water heater and sterilization control method thereof |
| CN113266947A (en) * | 2021-04-11 | 2021-08-17 | 浙江中广电器股份有限公司 | Air energy heat pump water heater and sterilization control method thereof |
| CN114515351A (en) * | 2022-02-24 | 2022-05-20 | 四川科伦药业股份有限公司 | Sterilizer temperature rise control method and system and storage medium |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104132462A (en) * | 2014-07-24 | 2014-11-05 | 康特能源科技(苏州)有限公司 | Energy saving control method for controller |
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| CN109520129A (en) * | 2017-09-20 | 2019-03-26 | 青岛经济技术开发区海尔热水器有限公司 | Heat pump water heater sterilization control method and heat pump water heater |
| CN107693824A (en) * | 2017-11-16 | 2018-02-16 | 珠海格力电器股份有限公司 | Water heater disinfection execution method and water heater |
| CN110143641A (en) * | 2019-04-12 | 2019-08-20 | 广东万家乐燃气具有限公司 | A kind of the cruise method for disinfection and hot water facility of hot water facility |
| CN110425750B (en) * | 2019-08-12 | 2020-11-27 | 珠海格力电器股份有限公司 | Fluid temperature control method of gas water heater, storage medium and terminal equipment |
| CN110425750A (en) * | 2019-08-12 | 2019-11-08 | 珠海格力电器股份有限公司 | Fluid temperature control method of gas water heater, storage medium and terminal equipment |
| CN113266948A (en) * | 2021-04-11 | 2021-08-17 | 浙江中广电器股份有限公司 | Air energy heat pump water heater and sterilization control method thereof |
| CN113266947A (en) * | 2021-04-11 | 2021-08-17 | 浙江中广电器股份有限公司 | Air energy heat pump water heater and sterilization control method thereof |
| CN114515351A (en) * | 2022-02-24 | 2022-05-20 | 四川科伦药业股份有限公司 | Sterilizer temperature rise control method and system and storage medium |
| CN114515351B (en) * | 2022-02-24 | 2024-04-30 | 四川科伦药业股份有限公司 | Sterilizer temperature rise control method, sterilizer temperature rise control system and storage medium |
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| CN103912979B (en) | 2016-11-02 |
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