CN104110836A - Water heater and control method thereof - Google Patents
Water heater and control method thereof Download PDFInfo
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- CN104110836A CN104110836A CN201410312265.5A CN201410312265A CN104110836A CN 104110836 A CN104110836 A CN 104110836A CN 201410312265 A CN201410312265 A CN 201410312265A CN 104110836 A CN104110836 A CN 104110836A
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Abstract
The invention provides a water heater and a control method of the water heater. The water heater comprises a first inner container to an Nth inner container, a first temperature sensor to an Nth temperature sensor, a first heater to an Nth heater and a controller, wherein each inner container comprises a water inlet valve and a water outlet valve; the controller is used for starting the first heater to heat water in the first inner container and controlling the first heater to stop heating when the water temperature of water in the first inner container reaches a first threshold, starting the Mth heater to heat water in the Mth inner container when the water outlet valve of the first inner container is opened, and closing the water outlet valve of the first inner container and opening the water outlet valve of the Mth inner container when the first temperature sensor detects that the water temperature of water in the first inner container is lower than a second threshold. According to the water heater and the control method of the water heater, the inner containers are arranged and switched, so that water can be supplied continuously; not only is the control method easy to implement, but also the heating speed is increased and the heating efficiency is improved, and the requirements of a user for hot water outflow speed and outflow hot water amount of the water heater are met.
Description
Technical field
The present invention relates to household electrical appliance technical field, particularly a kind of water heater and control method thereof.
Background technology
In correlation technique, existing water heater generally only has an inner bag, but the moisture storage capacity of an inner bag is limited, easily cannot meet user to going out hot water amount's demand, and for example user grasps inappropriate time at bathtime, can cause water for bathing temperature inadequate.But, for meeting user to going out hot water amount's demand, need the moisture storage capacity of the inner bag that increases water heater, must increase the internal diameter of inner bag, but excessive internal diameter must cause water heater overall volume too huge, and the water heater that family is used all hangs on wall, causes being subject to bearing capacity limited, cannot ensure security.In addition, for user, the time of sometimes having a bath is shorter, if the inner bag of large diameter is all heated, will inevitably cause unnecessary waste.
Summary of the invention
Object of the present invention is intended to solve at least to a certain extent above-mentioned technical problem.
For this reason, one object of the present invention is to propose one, and not only firing rate is fast, efficiency is high, can also meet user to going out hot water amount's the water heater of demand.
Another object of the present invention is to propose a kind of control method of water heater.
For achieving the above object, one aspect of the present invention embodiment has proposed a kind of water heater, comprising: first to N inner bag, and wherein, each inner bag comprises water intaking valve and outlet valve, and N is greater than 1 integer, first to N temperature sensor, described first to the each temperature sensor in N temperature sensor respectively with described first to the corresponding setting of each inner bag in N inner bag, described each temperature sensor correspondingly detects the water temperature of water in the inner bag of setting corresponding to it, first to N heater, described first to the each heater in N heater respectively with described first to the corresponding setting of each inner bag in N inner bag, and controller, described controller respectively with described the first water intaking valve to N inner bag and outlet valve, described first is connected to N heater with described first to N temperature sensor, described controller is used for starting described primary heater so that described the first inner bag water is heated, and control described primary heater when the water temperature of water reaches first threshold in described the first inner bag and stop heating, and in the time opening the outlet valve of described the first inner bag, start described M heater so that water in described M inner bag is heated, and when the water temperature that detects water in described the first inner bag when described the first temperature sensor is less than Second Threshold, close the outlet valve of described the first inner bag, and open the outlet valve of described M inner bag, wherein, M is greater than 1 positive integer that is less than or equal to N.
The water heater proposing according to the embodiment of the present invention, by multiple inner bags are set, and first water in the first inner bag is heated, and in the time that water reaches first threshold in the first inner bag, stop heating, secondly in the time that the outlet valve of the first inner bag is opened, water in another inner bag is heated, and in the time that the water temperature of water in the first inner bag is less than Second Threshold, switching to another inner bag supplies water, thereby realizing free of discontinuities continues to supply water, not only realize simply, also improved firing rate and efficiency, meet user going out hot water speed and going out hot water amount's demand water heater.
Further, in one embodiment of the invention, in the time opening the outlet valve of described M inner bag, M heater stops heating described in described controller control, and controls described primary heater or described first and heat to other heaters in N heater.
Wherein, in one embodiment of the invention, described first threshold is greater than described Second Threshold.
Preferably, in one embodiment of the invention, described heater can be heating tube.
The present invention on the other hand embodiment has proposed a kind of control method of water heater, described water heater comprises: first to N inner bag and corresponding with it arrange first to N heater, wherein, each inner bag comprises water intaking valve and outlet valve, N is greater than 1 integer, described control method comprises the following steps: start described primary heater with when water heats in described the first inner bag, detect the water temperature of water in described the first inner bag; In the time that the water temperature of water in described the first inner bag of detection reaches first threshold, control described primary heater and stop heating; Open the outlet valve of described the first inner bag, and start described M heater so that water in described M inner bag is heated, wherein, M is greater than 1 positive integer that is less than or equal to N; And in the time that the water temperature of water in described the first inner bag of detection is less than Second Threshold, closes the outlet valve of described the first inner bag, and open the outlet valve of described M inner bag.
The control method of the water heater proposing according to the embodiment of the present invention, by multiple inner bags are set, and first water in the first inner bag is heated, and in the time that water reaches first threshold in the first inner bag, stop heating, secondly in the time that the outlet valve of the first inner bag is opened, water in another inner bag is heated, and in the time that the water temperature of water in the first inner bag is less than Second Threshold, switching to another inner bag supplies water, thereby realizing free of discontinuities continues to supply water, not only realize simple, firing rate and efficiency are also improved, meet user going out hot water speed and going out hot water amount's demand water heater.
Further, in one embodiment of the invention, in the time opening the outlet valve of described M inner bag, control described M heater and stop heating, and control described primary heater or described first and heat to other heaters in N heater.
Wherein, in one embodiment of the invention, described first threshold is greater than described Second Threshold.
Preferably, in one embodiment of the invention, described heater can be heating tube.
The aspect that the present invention is additional 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.
Brief description of the drawings
The present invention above-mentioned and/or additional aspect and advantage will become from the following description of the accompanying drawings of embodiments obviously and easily and understand, wherein:
Fig. 1 is according to the block diagram of the water heater of the embodiment of the present invention;
Fig. 2 is the structural representation of the water heater of a specific embodiment according to the present invention;
Fig. 3 is according to the flow chart of the control method of the water heater of the embodiment of the present invention; And
Fig. 4 is the flow chart of the control method of the water heater of a specific embodiment according to the present invention.
Reference numeral:
Water heater 100, the first inner bags 11 ..., N inner bag 1N, the first temperature sensor 21 ..., N temperature sensor 2N, primary heater 31 ..., N heater 3N, controller 40, water intaking valve 111, outlet valve 112, water intaking valve 1N1, outlet valve 1N2.
Detailed description of the invention
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.
Disclosing below provides many different embodiment or example to be used for realizing different structure of the present invention.Of the present invention open in order to simplify, hereinafter the parts to specific examples and setting are described.Certainly, they are only example, and object does not lie in restriction the present invention.In addition, the present invention can be in different examples repeat reference numerals and/or letter.This repetition is in order to simplify and object clearly, itself do not indicate the relation between discussed various embodiment and/or setting.In addition, the various specific technique the invention provides and the example of material, but those of ordinary skill in the art can recognize the property of can be applicable to of other techniques and/or the use of other materials.In addition, First Characteristic described below Second Characteristic it " on " structure can comprise that the first and second Characteristics creations are the direct embodiment of contact, also can comprise the embodiment of other Characteristics creation between the first and second features, such the first and second features may not be direct contacts.
In description of the invention, it should be noted that, unless otherwise prescribed and limit, term " installation ", " being connected ", " connection " should be interpreted broadly, for example, can be mechanical connection or electrical connection, also can be the connection of two element internals, can be to be directly connected, and also can indirectly be connected by intermediary, for the ordinary skill in the art, can understand as the case may be the concrete meaning of above-mentioned term.
Describe with reference to the accompanying drawings according to the water heater of embodiment of the present invention proposition and the control method of this water heater.
Fig. 1 is according to the block diagram of the water heater of the embodiment of the present invention.Shown in Fig. 1, the water heater 100 that the embodiment of the present invention proposes comprises: first to N inner bag (the first inner bag 11 as shown in Figure 1 ..., N inner bag 1N), first to N temperature sensor (the first temperature sensor 21 as shown in Figure 1 ..., N temperature sensor 2N), first to N heater (primary heater 31 as shown in Figure 1 ..., N heater 3N) and controller 40.Wherein, each inner bag comprises water intaking valve and outlet valve, and for example inner bag 11 comprises water intaking valve 111 and outlet valve 112.Wherein, N is greater than 1 integer.
Particularly, first to the each temperature sensor in N temperature sensor respectively with first to the corresponding setting of each inner bag in N inner bag, each temperature sensor correspondingly detects the water temperature of water in the inner bag of setting corresponding to it.First to the each heater in N heater respectively with first to the corresponding setting of each inner bag in N inner bag.Controller 40 respectively with the first water intaking valve to N inner bag and outlet valve, first is connected to N heater with first to N temperature sensor, controller 40 is for starting primary heater 31 so that the first inner bag 11 water are heated, and control primary heater 31 when the water temperature of water reaches first threshold in the first inner bag 11 and stop heating, and in the time opening the outlet valve 112 of the first inner bag 11, start M heater 3M so that water in M inner bag 1M is heated, and when the water temperature that detects water in the first inner bag 11 when the first temperature sensor 21 is less than Second Threshold, close the outlet valve 112 of the first inner bag 11, and open the outlet valve 1M2 of M inner bag 1M, wherein, M is greater than 1 positive integer that is less than or equal to N.The water heater of the embodiment of the present invention is by arranging multiple inner bags, not only can improve firing rate and efficiency, meet the demand that go out hot water speed of user to water heater, and mutually switch to supply water by multiple inner bags, continue to supply water thereby realize free of discontinuities, meet the demand that go out hot water amount of user to water heater.Preferably, in one embodiment of the invention, heater is preferably heating tube.
Further, in embodiments of the present invention, first threshold is greater than Second Threshold.Particularly, in one embodiment of the invention, first threshold is the target temperature that user arranges water outlet of water heater, and consider user's experience effect, the target temperature that the embodiment of the present invention arranges water outlet of water heater according to user arranges Second Threshold, the target temperature that for example user arranges water outlet of water heater is 45 DEG C, the embodiment of the present invention does not affect user's experience effect within presetting 15 DEG C, it is 30 DEG C that Second Threshold is set, in the time that the water temperature of water in inner bag arrives 45 DEG C, corresponding heater stops heating, in the time that the water temperature of water in inner bag is less than 30 DEG C, switching to another inner bag supplies water.In addition, in another embodiment of the present invention, first threshold and Second Threshold can be arranged by user oneself, the first threshold that for example user arranges water heater is that the target temperature of water outlet is 45 DEG C, the preset temperature that Second Threshold is set simultaneously needs to switch inner bag is 30 DEG C, and, in the time that the water temperature of water in inner bag arrives 45 DEG C, corresponding heater stops heating, in the time that the water temperature of water in inner bag is less than 30 DEG C, switches to another inner bag and supply water.
Further, in one embodiment of the invention, shown in Fig. 1, in the time opening the outlet valve 1M2 of M inner bag 1M, controller 40 is controlled M heater 3M and is stopped heating, and controls primary heater 31 or the first to other heaters in N heater and heat.Particularly, in the time that controller 40 is opened the outlet valve 112 of the first inner bag 11, start M heater 3M so that water in M inner bag 1M is heated, and when the water temperature that detects water in the first inner bag 11 when the first temperature sensor 21 is less than Second Threshold, close the outlet valve 112 of the first inner bag 11, and open the outlet valve 1M2 of M inner bag 1M, be that the water heater 100 of the embodiment of the present invention switches to M inner bag 1M by the first inner bag 11 and supplies water, and in the time that the outlet valve 1M2 of M inner bag 1M opens, controller 40 is controlled primary heater 31 or the first to other heaters in N heater corresponding inner bag is heated, prepare to continue to supply water for switching next time.The embodiment of the present invention is opened and is stopped heating at the outlet valve of inner bag, make the heater power-off of inner bag, user uses hot water safer, and while switching to other inner bag heating, the mode of heating of alternative expression can make complete machine power keep a reasonable level, is unlikely to power excessive and home circuit is caused to burden.
In addition, in an embodiment of the present invention, controller 40 open the first water intaking valve to N inner bag with to first to N inner bag inject cold water, and in the time that first fills to water in N inner bag, close the first water intaking valve to N inner bag, in the time that the first outlet valve to the inner bag in N inner bag is opened, open the water intaking valve of corresponding inner bag, improve hot water delivery rate, prevented dry combustion method phenomenon.
Fig. 2 is the structural representation of the water heater of a specific embodiment according to the present invention.Below with reference to Fig. 2, the water heater of the embodiment of the present invention is more specifically described.As shown in Figure 2, the embodiment of the present invention is taking the water heater with two inner bags as example, and this water heater 100 comprises: the first inner bag 11, the second inner bag 12, the first temperature sensor (in figure for indicating), the second temperature sensor (in figure for indicating), primary heater 31, secondary heater 32 and controller (in figure for indicating).Wherein, the first inner bag 11 comprises that water intaking valve 111 and outlet valve 112, the second inner bags 12 comprise water intaking valve 121 and outlet valve 122.
Particularly, controller is opened the water intaking valve 111 of the first inner bag 11 and the water intaking valve 12 of the second inner bag 12, in the time that the first inner bag 11 and the second inner bag fill cold water, start primary heater 31 so that water in the first inner bag 11 is heated, and control primary heater 31 when the water temperature of water reaches first threshold in the first inner bag 11 and stop heating, and in the time opening the outlet valve 112 of the first inner bag 11, start secondary heater 32 so that water in the second inner bag 12 is heated, and when the water temperature that detects water in the first inner bag 11 when the first temperature sensor is less than Second Threshold, close the outlet valve 112 of the first inner bag 11, and open the outlet valve 122 of the second inner bag 12.Now, the water heater 100 of the embodiment of the present invention switches to the second inner bag 12 by the first inner bag 11 and supplies water, and in the time opening the outlet valve 122 of the second inner bag 12, controller control secondary heater 32 stops heating, and controls primary heater 31 and heat.
Further, in one embodiment of the invention, when the water temperature that detects water in the second inner bag 12 when the second temperature sensor is less than Second Threshold, close the outlet valve 122 of the second inner bag 12, and open the outlet valve 112 of the first inner bag 11, and the heater 31 of the first inner bag 11 stops heating, and water heater 100 again switches to the first inner bag 11 by the second inner bag 12 and supplies water.
In sum, the water heater proposing according to the embodiment of the present invention, by multiple inner bags are set, and first water in the first inner bag is heated, and in the time that water reaches first threshold in the first inner bag, stop heating, secondly in the time that the outlet valve of the first inner bag is opened, water in another inner bag is heated, and in the time that the water temperature of water in the first inner bag is less than Second Threshold, switching to another inner bag supplies water, thereby realizing free of discontinuities continues to supply water, not only realize simple, firing rate and efficiency are also improved, meet user going out hot water speed and going out hot water amount's demand water heater.
Describe with reference to the accompanying drawings a kind of control method of water heater proposing according to the embodiment of the present invention, wherein, water heater comprises: first to N inner bag and setting corresponding to it first to N heater.In addition, each inner bag comprises water intaking valve and outlet valve.
Shown in Fig. 3, the control method of the water heater of the embodiment of the present invention comprises the following steps:
S301, starts primary heater with when water heats in the first inner bag, detects the water temperature of water in the first inner bag.
Wherein, in one embodiment of the invention, before step S301, also comprise: open the first water intaking valve to N inner bag with to first to N inner bag inject cold water, and in the time that first fills to water in N inner bag, close the first water intaking valve to N inner bag, in the time that the first outlet valve to the inner bag in N inner bag is opened, open the water intaking valve of corresponding inner bag, improve hot water delivery rate, prevented dry combustion method phenomenon.
S302, in the time that the water temperature of water in detection the first inner bag reaches first threshold, controls primary heater and stops heating.
After startup primary heater heats the first inner bag, detect the water temperature of water in the first inner bag.If when the water temperature of water reaches first threshold in detection the first inner bag, control primary heater and stop heating; If not, continue to detect.
S303, opens the outlet valve of the first inner bag, and starts M heater so that water in M inner bag is heated, and wherein, M is greater than 1 positive integer that is less than or equal to N.
Particularly, in the time opening the outlet valve of the first inner bag the first inner bag supplies water, start M heater so that water in M inner bag is heated, detect the water temperature of water in the first inner bag, to perform step S304 simultaneously.
S304, in the time that the water temperature of water in detection the first inner bag is less than Second Threshold, closes the outlet valve of the first inner bag, and opens the outlet valve of M inner bag.
Wherein, in embodiments of the present invention, first threshold is greater than Second Threshold.Particularly, in one embodiment of the invention, first threshold is the target temperature that user arranges water outlet of water heater, and consider user's experience effect, the target temperature that the embodiment of the present invention arranges water outlet of water heater according to user arranges Second Threshold, the target temperature that for example user arranges water outlet of water heater is 45 DEG C, the embodiment of the present invention does not affect user's experience effect within presetting 15 DEG C, it is 30 DEG C that Second Threshold is set, in the time that the water temperature of water in inner bag arrives 45 DEG C, corresponding heater stops heating, in the time that the water temperature of water in inner bag is less than 30 DEG C, switching to another inner bag supplies water.In addition, in another embodiment of the present invention, first threshold and Second Threshold can be arranged by user oneself, the first threshold that for example user arranges water heater is that the target temperature of water outlet is 45 DEG C, the preset temperature that Second Threshold is set simultaneously needs to switch inner bag is 30 DEG C, and, in the time that the water temperature of water in inner bag arrives 45 DEG C, corresponding heater stops heating, in the time that the water temperature of water in inner bag is less than 30 DEG C, switches to another inner bag and supply water.
Further, in one embodiment of the invention, in the time opening the outlet valve of M inner bag, control M heater and stop heating, and control primary heater or first and heat to other heaters in N heater.Particularly, in the time opening the outlet valve of the first inner bag, start M heater so that water in M inner bag is heated, and when the water temperature that detects water in the first inner bag when the first temperature sensor is less than Second Threshold, close the outlet valve of the first inner bag, and open the outlet valve of M inner bag, be that the water heater of the embodiment of the present invention switches to M inner bag by the first inner bag and supplies water, and in the time that the outlet valve of M inner bag is opened, controlling primary heater or first heats corresponding inner bag to other heaters in N heater, prepare to continue to supply water for switching next time.The embodiment of the present invention is opened and is stopped heating at the outlet valve of inner bag, make the heater power-off of inner bag, user uses hot water safer, and while switching to other inner bag heating, the mode of heating of alternative expression can make complete machine power keep a reasonable level, is unlikely to power excessive and home circuit is caused to burden.
Fig. 4 is the flow chart of the control method of the water heater of a specific embodiment according to the present invention.Below with reference to Fig. 4, the control method of the water heater to the embodiment of the present invention is described more specifically.As shown in Figure 2, the embodiment of the present invention is taking the water heater with two inner bags as example, and the control method of this water heater comprises the following steps:
S401: the water intaking valve of opening the first inner bag and the second inner bag.
In one embodiment of the invention, in the time that the first inner bag and the second inner bag fill cold water, close the water intaking valve of the first inner bag and the second inner bag.
S402, starts primary heater so that water in the first inner bag is heated, and detects the water temperature of water in the first inner bag.
In one embodiment of the invention, if when the water temperature of water reaches first threshold in detection the first inner bag, enter step S403; As no, continue to detect.
S403, in the time that the water temperature of water in detection the first inner bag reaches first threshold, controls primary heater and stops heating.
S404, opens the outlet valve of the first inner bag, and starts secondary heater so that water in the second inner bag is heated.
In one and 40 li of the present invention, open the outlet valve of the first inner bag, and start secondary heater so that water in the second inner bag is heated, and detect the water temperature of water in the first inner bag, if when the water temperature of water is less than Second Threshold in detection the first inner bag, enter step S405; As no, continue to detect.
S405, in the time that the water temperature of water in detection the first inner bag is less than Second Threshold, closes the outlet valve of the first inner bag, and opens the outlet valve of the second inner bag.
In embodiments of the present invention, close the outlet valve of the first inner bag, and open the outlet valve of the second inner bag, and control secondary heater and stop heating, and detect the water temperature of water in the second inner bag, control primary heater simultaneously water in the first inner bag is heated.
Further, in one embodiment of the invention, in the time that the water temperature of water in detection the second inner bag is less than Second Threshold, close the outlet valve of the second inner bag, and open the outlet valve of the first inner bag, and the heater of the first inner bag stops heating, and water heater again switches to the first inner bag by the second inner bag and supplies water.
In sum, the control method of the water heater proposing according to the embodiment of the present invention, by multiple inner bags are set, and first water in the first inner bag is heated, and in the time that water reaches first threshold in the first inner bag, stop heating, secondly in the time that the outlet valve of the first inner bag is opened, water in another inner bag is heated, and in the time that the water temperature of water in the first inner bag is less than Second Threshold, switching to another inner bag supplies water, thereby realizing free of discontinuities continues to supply water, not only realize simple, firing rate and efficiency are also improved, meet user going out hot water speed and going out hot water amount's demand water heater.
Any process of otherwise describing in flow chart or at this or method are described and can be understood to, represent to comprise that one or more is for realizing module, fragment or the part of code of executable instruction of step of specific logical function or process, and the scope of the preferred embodiment of the present invention comprises other realization, wherein can be not according to order shown or that discuss, comprise according to related function by the mode of basic while or by contrary order, carry out function, this should be understood by embodiments of the invention person of ordinary skill in the field.
The logic and/or the step that in flow chart, represent or otherwise describe at this, for example, can be considered to the sequencing list of the executable instruction for realizing logic function, may be embodied in any computer-readable medium, use for instruction execution system, device or equipment (as computer based system, comprise that the system of processor or other can and carry out the system of instruction from instruction execution system, device or equipment instruction fetch), or use in conjunction with these instruction execution systems, device or equipment.With regard to this description, " computer-readable medium " can be anyly can comprise, device that storage, communication, propagation or transmission procedure use for instruction execution system, device or equipment or in conjunction with these instruction execution systems, device or equipment.The example more specifically (non-exhaustive list) of computer-readable medium comprises following: the electrical connection section (electronic installation) with one or more wirings, portable computer diskette box (magnetic device), random access memory (RAM), read-only storage (ROM), the erasable read-only storage (EPROM or flash memory) of editing, fiber device, and portable optic disk read-only storage (CDROM).In addition, computer-readable medium can be even paper or other the suitable medium that can print described program thereon, because can be for example by paper or other media be carried out to optical scanner, then edit, decipher or process in electronics mode and obtain described program with other suitable methods if desired, be then stored in computer storage.
Should be appreciated that each several part of the present invention can realize with hardware, software, firmware or their combination.In the above-described embodiment, multiple steps or method can realize with being stored in software or the firmware carried out in memory and by suitable instruction execution system.For example, if realized with hardware, the same in another embodiment, can realize by any one in following technology well known in the art or their combination: there is the discrete logic for data-signal being realized to the logic gates of logic function, there is the special IC of suitable combinational logic gate circuit, programmable gate array (PGA), field programmable gate array (FPGA) etc.
Those skilled in the art are appreciated that realizing all or part of step that above-described embodiment method carries is can carry out the hardware that instruction is relevant by program to complete, described program can be stored in a kind of computer-readable recording medium, this program, in the time carrying out, comprises step of embodiment of the method one or a combination set of.
In addition, the each functional unit in each embodiment of the present invention can be integrated in a processing module, can be also that the independent physics of unit exists, and also can be integrated in a module two or more unit.Above-mentioned integrated module both can adopt the form of hardware to realize, and also can adopt the form of software function module to realize.If described integrated module realizes and during as production marketing independently or use, also can be stored in a computer read/write memory medium using the form of software function module.
The above-mentioned storage medium of mentioning can be read-only storage, disk or CD etc.
In the description of this description, the description of reference term " embodiment ", " some embodiment ", " 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, for the ordinary skill in the art, be appreciated that without departing from the principles and spirit of the present invention and can carry out multiple variation, amendment, replacement and modification to these embodiment, scope of the present invention is by claims and be equal to and limit.
Claims (8)
1. a water heater, is characterized in that, comprising:
First to N inner bag, and wherein, each inner bag comprises water intaking valve and outlet valve, and N is greater than 1 integer;
First to N temperature sensor, described first to the each temperature sensor in N temperature sensor respectively with described first to the corresponding setting of each inner bag in N inner bag, described each temperature sensor correspondingly detects the water temperature of water in the inner bag of setting corresponding to it;
First to N heater, described first to the each heater in N heater respectively with described first to the corresponding setting of each inner bag in N inner bag; And
Controller, described controller respectively with described the first water intaking valve to N inner bag and outlet valve, described first is connected to N heater with described first to N temperature sensor, described controller is used for starting described primary heater so that described the first inner bag water is heated, and control described primary heater when the water temperature of water reaches first threshold in described the first inner bag and stop heating, and in the time opening the outlet valve of described the first inner bag, start described M heater so that water in described M inner bag is heated, and when the water temperature that detects water in described the first inner bag when described the first temperature sensor is less than Second Threshold, close the outlet valve of described the first inner bag, and open the outlet valve of described M inner bag, wherein, M is greater than 1 positive integer that is less than or equal to N.
2. water heater as claimed in claim 1, it is characterized in that, in the time opening the outlet valve of described M inner bag, M heater stops heating described in described controller control, and controls described primary heater or described first and heat to other heaters in N heater.
3. water heater as claimed in claim 1, is characterized in that, described first threshold is greater than described Second Threshold.
4. the water heater as described in claim 1-3 any one, is characterized in that, described heater is heating tube.
5. a control method for water heater, is characterized in that, described water heater comprises: first to N inner bag and corresponding with it arrange first to N heater, wherein, each inner bag comprises water intaking valve and outlet valve, and N is greater than 1 integer, and described control method comprises the following steps:
Start described primary heater with when water heats in described the first inner bag, detect the water temperature of water in described the first inner bag;
In the time that the water temperature of water in described the first inner bag of detection reaches first threshold, control described primary heater and stop heating;
Open the outlet valve of described the first inner bag, and start described M heater so that water in described M inner bag is heated, wherein, M is greater than 1 positive integer that is less than or equal to N; And
In the time that the water temperature of water in described the first inner bag of detection is less than Second Threshold, closes the outlet valve of described the first inner bag, and open the outlet valve of described M inner bag.
6. the control method of water heater as claimed in claim 5, it is characterized in that, in the time opening the outlet valve of described M inner bag, control described M heater and stop heating, and control described primary heater or described first and heat to other heaters in N heater.
7. the control method of water heater as claimed in claim 5, is characterized in that, described first threshold is greater than described Second Threshold.
8. the control method of the water heater as described in claim 5-7 any one, is characterized in that, described heater is heating tube.
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| CN201410312265.5A CN104110836A (en) | 2014-07-01 | 2014-07-01 | Water heater and control method thereof |
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| CN201410312265.5A CN104110836A (en) | 2014-07-01 | 2014-07-01 | Water heater and control method thereof |
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| CN104110836A true CN104110836A (en) | 2014-10-22 |
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Cited By (5)
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| CN105571145A (en) * | 2016-02-02 | 2016-05-11 | 广西大学 | Constant-temperature water supply system based on PLC closed-loop control |
| CN106322752A (en) * | 2016-09-07 | 2017-01-11 | 中国北方车辆研究所 | Parallel type double-inner-container electric water heater and heating method thereof |
| CN110108026A (en) * | 2018-02-01 | 2019-08-09 | 青岛经济技术开发区海尔热水器有限公司 | A kind of water heater and its control method |
| CN113587422A (en) * | 2020-04-30 | 2021-11-02 | 芜湖美的厨卫电器制造有限公司 | Water heater, water heater control method and computer readable storage medium |
| CN114151854A (en) * | 2021-11-01 | 2022-03-08 | 深圳拓邦股份有限公司 | Temperature control method and device, computer equipment and storage medium |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105571145A (en) * | 2016-02-02 | 2016-05-11 | 广西大学 | Constant-temperature water supply system based on PLC closed-loop control |
| CN106322752A (en) * | 2016-09-07 | 2017-01-11 | 中国北方车辆研究所 | Parallel type double-inner-container electric water heater and heating method thereof |
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| CN113587422A (en) * | 2020-04-30 | 2021-11-02 | 芜湖美的厨卫电器制造有限公司 | Water heater, water heater control method and computer readable storage medium |
| CN114151854A (en) * | 2021-11-01 | 2022-03-08 | 深圳拓邦股份有限公司 | Temperature control method and device, computer equipment and storage medium |
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