CN105135689A - Anti-freezing pre-warning control method and device for circulatory water heater - Google Patents
Anti-freezing pre-warning control method and device for circulatory water heater Download PDFInfo
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- CN105135689A CN105135689A CN201510628504.2A CN201510628504A CN105135689A CN 105135689 A CN105135689 A CN 105135689A CN 201510628504 A CN201510628504 A CN 201510628504A CN 105135689 A CN105135689 A CN 105135689A
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Abstract
The invention discloses an anti-freezing pre-warning control method and device for a circulatory water heater. The method comprises steps as follows: detecting a minimum inlet water temperature value of master and slave machines, a minimum outlet water temperature value of the master and slave machines and a minimum environment temperature value of the master and slave machines; judging whether the minimum environment temperature value of the master and slave machines is smaller than a first preset temperature value; judging whether a corresponding anti-freezing warning signal is generated according to the minimum inlet water temperature value and the minimum outlet water temperature value of the master and slave machines if the minimum environment temperature value of the master and slave machines is smaller than the first preset temperature value; warning according to the corresponding anti-freezing warning signal. Accordingly, whether anti-freezing treatment is required can be judged accurately, the misjudgment rate is reduced, a user or an administrator can be informed of anti-freezing treatment in advance, the probability that the circulatory water heater is frozen is reduced, and heavier economic loss is avoided.
Description
Technical field
The present invention relates to hot water machine technical field, particularly the antifreeze pre-warning and control method of the circulating hot water machine of one, the antifreeze prewarning controller of a kind of circulating hot water machine and a kind of circulating water-heating machine system.
Background technology
Circulating hot water owner will provide water heating function, and in north of china in winter comparatively cryogenic region, environment temperature is in subzero often, higher to the deicing requirements of circulation when these area use hot water machines.Circulating hot water machine determination methods is single high with False Rate in the related, and can only carry out antifreeze process when being energized, and once unit power-off anti-frost protection just not in action, thus easily causes water pipe from freezing crack and economic loss.
Summary of the invention
The present invention is intended to solve one of technical problem in correlation technique at least to a certain extent.For this reason, one object of the present invention is to propose a kind of antifreeze pre-warning and control method of circulating hot water machine that can judge whether to carry out antifreeze process exactly.
Another object of the present invention is to propose the antifreeze prewarning controller of a kind of circulating hot water machine.Another object of the present invention is to propose a kind of circulating water-heating machine system.
For achieving the above object, one aspect of the present invention embodiment proposes the antifreeze pre-warning and control method of a kind of circulating hot water machine, comprises the following steps: detect slave inflow temperature minimum of a value, slave leaving water temperature minimum of a value and slave environment temperature minimum of a value; Judge whether described slave environment temperature minimum of a value is less than the first preset temperature value; If be less than described first preset temperature value, then judge whether to generate corresponding antifreeze alarm signal according to described slave inflow temperature minimum of a value and described slave leaving water temperature minimum of a value further; Antifreeze alarm signal according to correspondence is reported to the police.
According to the antifreeze pre-warning and control method of circulating hot water machine that the embodiment of the present invention proposes, detect slave inflow temperature minimum of a value, slave leaving water temperature minimum of a value and slave environment temperature minimum of a value, first judge whether slave environment temperature minimum of a value is less than the first preset temperature value, if be less than the first preset temperature value, then judge whether to generate corresponding antifreeze alarm signal according to slave inflow temperature minimum of a value and slave leaving water temperature minimum of a value further, and can report to the police according to the antifreeze alarm signal of correspondence.Thereby, it is possible to judge whether exactly to carry out antifreeze process, reduce False Rate, and prior notice user or keeper can carry out antifreeze process, reduce the frozen possibility of circulating hot water machine, avoid causing larger economic loss.
According to some embodiments of the present invention, describedly judge whether that generating antifreeze warning specifically comprises according to described slave inflow temperature minimum of a value and described slave leaving water temperature minimum of a value: obtain the minimum of a value in described slave inflow temperature minimum of a value and described slave leaving water temperature minimum of a value, and as fiducial value; Judge whether described fiducial value is less than the second preset temperature value; If described fiducial value is less than described second preset temperature value, then generate the first antifreeze alarm signal continuing to report to the police; If described fiducial value is more than or equal to described second preset temperature value, then the second antifreeze alarm signal of generating period warning.
According to some embodiments of the present invention, described periodicity is reported to the police as interval Preset Time is reported to the police.
According to some embodiments of the present invention, the described antifreeze pre-warning and control method of circulating hot water machine also comprises: judge that whether the communication between circulating hot water machine is normal; If normal, then enter holding state; If abnormal, then enter duty.
Thus, the method can be carried out anti-freeze when circulating hot water tester in power-down state and be given warning in advance, and reduces the frozen possibility of circulating hot water machine, avoids causing larger economic loss.
For achieving the above object, the present invention on the other hand embodiment also proposed the antifreeze prewarning controller of a kind of circulating hot water machine, comprise: temperature detecting module, for detecting slave inflow temperature minimum of a value, slave leaving water temperature minimum of a value and slave environment temperature minimum of a value; The alarm module be connected with described temperature detecting module, for judging whether described slave environment temperature minimum of a value is less than the first preset temperature value, if be less than described first preset temperature value, then judge whether to generate corresponding antifreeze alarm signal according to described slave inflow temperature minimum of a value and described slave leaving water temperature minimum of a value further, and report to the police according to the antifreeze alarm signal of correspondence.
According to the antifreeze prewarning controller of circulating hot water machine that the embodiment of the present invention proposes, slave inflow temperature minimum of a value is detected by temperature detecting module, slave leaving water temperature minimum of a value and slave environment temperature minimum of a value, alarm module first judges whether slave environment temperature minimum of a value is less than the first preset temperature value, if be less than the first preset temperature value, then judge whether to generate corresponding antifreeze alarm signal according to slave inflow temperature minimum of a value and slave leaving water temperature minimum of a value further, and can report to the police according to the antifreeze alarm signal of correspondence.Thus, this device can judge whether to carry out antifreeze process exactly, reduces False Rate, and prior notice user or keeper can carry out antifreeze process, reduces the frozen possibility of circulating hot water machine, avoids causing larger economic loss.
According to some embodiments of the present invention, described alarm module specifically for, obtain minimum of a value in described slave inflow temperature minimum of a value and described slave leaving water temperature minimum of a value and as fiducial value, and judge whether described fiducial value is less than the second preset temperature value, if described fiducial value is less than described second preset temperature value, then generate the first antifreeze alarm signal continuing to report to the police, if described fiducial value is more than or equal to described second preset temperature value, then the second antifreeze alarm signal of generating period warning.
According to some embodiments of the present invention, described periodicity is reported to the police as interval Preset Time is reported to the police.
According to some embodiments of the present invention, the described antifreeze prewarning controller of circulating hot water machine also comprises: communication module, whether described communication module is normal for judging the communication between circulating hot water machine, if normal, then control the antifreeze prewarning controller of described circulating hot water machine and enter holding state, if abnormal, then control the antifreeze prewarning controller of described circulating hot water machine and enter duty.
Thus, this device can carry out anti-freeze when circulating hot water tester in power-down state and give warning in advance, and reduces the frozen possibility of circulating hot water machine, avoids causing larger economic loss.
According to some embodiments of the present invention, the antifreeze prewarning controller of described circulating hot water machine is powered by DC power supply apparatus.
For achieving the above object, another aspect embodiment of the present invention also proposed a kind of circulating water-heating machine system, comprising: circulating hot water machine; The described antifreeze prewarning controller of circulating hot water machine.
According to the circulating water-heating machine system that the embodiment of the present invention proposes, by the antifreeze prewarning controller of circulating hot water machine of above-described embodiment, can judge whether exactly to carry out antifreeze process, reduce False Rate, and prior notice user or keeper can carry out antifreeze process, reduce the frozen possibility of circulating hot water machine, avoid causing larger economic loss.
Accompanying drawing explanation
Fig. 1 is the flow chart of the antifreeze pre-warning and control method of circulating hot water machine according to the embodiment of the present invention;
Fig. 2 is the flow chart of the antifreeze pre-warning and control method of circulating according to an embodiment of the invention hot water machine;
Fig. 3 is the block diagram of the antifreeze prewarning controller of circulating hot water machine according to the embodiment of the present invention;
Fig. 4 is the schematic diagram of circulating according to an embodiment of the invention hot water machine;
Fig. 5 is the block diagram of the antifreeze prewarning controller of circulating according to an embodiment of the invention hot water machine.
Detailed description of the invention
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the present invention, and can not limitation of the present invention be interpreted as.
Below with reference to the accompanying drawings the antifreeze pre-warning and control method of circulating hot water machine and the system of embodiment of the present invention proposition are described.
Wherein, as shown in Figure 4, circulating hot water machine can comprise a main frame with at least one from machine, wherein, 0# main frame can communicate with line control machine from machine with 1#-N# respectively, and line control machine such as, for receiving the setup parameter of user's input, set temperature value, return difference temperature threshold values, operational mode etc.; 0# host query processing host and from machine operational factor and by line control machine obtain user input setup parameter, and according to the operational mode of setup parameter controlled circulation formula hot water machine of slave operational factor and user's input, the operational modes such as such as standby mode, heat pump mode, defrost pattern and anti-freeze pattern.In addition, circulating hot water machine will no longer work when power-off, in case freezing mode runs, cannot easily cause water pipe from freezing crack and economic loss when namely saying circulating hot water tester in power-down state, and correlation technique only judges whether to enter anti-freeze pattern according to single parameter, False Rate is high.Based on this, the embodiment of the present invention proposes a kind of antifreeze pre-warning and control method of circulating hot water machine by the embodiment of the present invention.
As shown in Figure 1, comprise the following steps according to the antifreeze pre-warning and control method of circulating hot water machine of the embodiment of the present invention:
S1: detect slave inflow temperature minimum of a value, slave leaving water temperature minimum of a value and slave environment temperature minimum of a value.
Wherein, main frame water inlet and eachly from machine water inlet, inflow temperature sensor all can be set to detect the inflow temperature of corresponding machine, main frame delivery port and each all can to set out water temperature sensor from machine delivery port outside and eachly all can arrange environment temperature sensor to detect the environment temperature of corresponding machine from machine body exterior with the leaving water temperature and host main body that detect corresponding machine.As shown in Figure 4, T00, T10 ... TN0 is respectively 0# main frame, 1#-N# from the inflow temperature sensor of machine, T01, T11 ... TN1 is respectively 0# main frame, 1#-N# from the leaving water temperature sensors of machine, T02, T12 ... TN2 is that 0# main frame, 1#-N# are from the environment temperature sensor of machine.
By T00, T10 ... TN0 can detect main frame and each inflow temperature Ta0 from machine, Ta1 ..., TaN, by Ta0, Ta1 ..., minimum of a value in TaN is as slave inflow temperature minimum of a value T0; By T01, T11 ... TN1 can detect main frame and each leaving water temperature Tb0 from machine, Tb1 ..., TbN, by Tb0, Tb1 ..., minimum of a value in TbN is as slave leaving water temperature minimum of a value T1; By T02, T12 ... TN2 can detect main frame and each environment temperature Tc0 from machine, Tc1 ..., TcN, by Tc0, Tc1 ..., minimum of a value in TcN is as slave environment temperature minimum of a value T2.
S2: judge whether slave environment temperature minimum of a value is less than the first preset temperature value.
Wherein, the first preset temperature value can according to the antifreeze degree setting of water pipe in circulating hot water machine.According to a preferred exemplary of the present invention, the first preset temperature value can be 5 DEG C.
S3: if be less than the first preset temperature value, then judge whether to generate corresponding antifreeze alarm signal according to slave inflow temperature minimum of a value and slave leaving water temperature minimum of a value further.
S4: the antifreeze alarm signal according to correspondence is reported to the police.
Specifically, slave inflow temperature minimum of a value T0, slave leaving water temperature minimum of a value T1 and slave environment temperature minimum of a value T2 is detected by temperature sensor.Then, first the slave environment temperature minimum of a value T2 of detection and the first preset temperature value are compared, if T2 is less than the first preset temperature value, then judge whether to generate corresponding antifreeze alarm signal according to slave inflow temperature minimum of a value and slave leaving water temperature minimum of a value further, and send warning when judging the antifreeze alarm signal generating correspondence to user or keeper; If T2 is more than or equal to the first preset temperature value, then continue detected temperatures minimum of a value.
Thus, the method of the embodiment of the present invention can judge whether to carry out antifreeze process exactly, reduces False Rate, and prior notice user or keeper can carry out antifreeze process, reduce the frozen possibility of circulating hot water machine, avoid causing larger economic loss.
Further, according to one embodiment of present invention, the antifreeze pre-warning and control method of circulating hot water machine also comprises: judge that whether the communication between circulating hot water machine is normal; If normal, then enter holding state; If abnormal, then enter duty.
That is, circulating hot water machine can communicate with antifreeze prewarning controller, and antifreeze prewarning controller is used for the antifreeze pre-warning and control method of execution of the embodiment of the present invention.More specifically, the 0# main frame of circulating hot water machine can communicate with antifreeze prewarning controller, wherein, when circulating hot water machine energising, proper communication can be carried out between antifreeze prewarning controller and 0# main frame, when circulating hot water tester in power-down state, cannot communicate between antifreeze prewarning controller with 0# main frame.Like this when judge 0# main frame can and antifreeze prewarning controller between communication normal time, circulating hot water machine is in "on" position, freezing preventer by self carries out anti-freeze process, and antifreeze prewarning controller enters holding state, to avoid the normal work affecting circulating hot water machine; When judge 0# main frame can and antifreeze prewarning controller between communication abnormal time, circulating hot water machine is in off-position, anti-freeze process cannot be carried out by the freezing preventer of self, antifreeze prewarning controller enters duty, start to perform step S1-S4, to judge whether that carrying out anti-freeze gives warning in advance when circulating hot water tester in power-down state.
Should be understood that, circulating hot water machine can adopt different electric supply installations from antifreeze prewarning controller, and such as circulating hot water machine can be powered by mains ac power supply, and antifreeze prewarning controller can provide+5V direct current by DC power supply apparatus.
Thus, the method can be carried out anti-freeze when circulating hot water tester in power-down state and be given warning in advance, and reduces the frozen possibility of circulating hot water machine, avoids causing larger economic loss.
According to a specific embodiment of the present invention, judge whether to generate antifreeze warning according to slave inflow temperature minimum of a value and slave leaving water temperature minimum of a value and step S3 specifically comprises: obtain the minimum of a value in slave inflow temperature minimum of a value and slave leaving water temperature minimum of a value, and as fiducial value; Judge whether fiducial value is less than the second preset temperature value; If fiducial value is less than the second preset temperature value, then generate the first antifreeze alarm signal continuing to report to the police; If fiducial value is more than or equal to the second preset temperature value, then the second antifreeze alarm signal of generating period warning.
Wherein, periodically report to the police as interval Preset Time is reported to the police, such as, once can report to the police every 5 minutes, each warning continued for 5 seconds.
Specifically, first can obtain the minimum of a value min (T0, T1) in slave inflow temperature minimum of a value T0 and slave leaving water temperature minimum of a value T1, if namely say that T0 is greater than T1, then min (T0, T1)=T1; If T0 is less than or equal to T1, then min (T0, T1)=T0.Then min (T0, T1) is compared with the second preset temperature value, if min (T0, T1) is less than the second preset temperature value, then carry out continuing to report to the police; If min (T0, T1) is more than or equal to the second preset temperature value, then the periodicity type of alarm can reported to the police for 5 seconds every 5 minutes is reported to the police, thus plays the effect of antifreeze warning and prevention in advance.
Wherein, the second preset temperature can be less than the first preset temperature value.According to a preferred exemplary of the present invention, the first preset temperature value can be 2 DEG C.
As mentioned above, the antifreeze pre-warning and control method of circulating hot water machine of the embodiment of the present invention comprises the following steps shown in Fig. 2:
S101: judge that whether the communication between circulating hot water machine is normal.If so, then step S102 is performed; If not, then step S103 is performed.
S102: enter holding state, terminates.
S103: enter duty.
S104: detect slave inflow temperature minimum of a value T0, slave leaving water temperature minimum of a value T1 and slave environment temperature minimum of a value T2.
S105: judge whether slave environment temperature minimum of a value T0 is less than the first preset temperature value.If so, then step S106 is performed; If not, then step S104 is returned.
S106: judge whether the minimum of a value min (T0, T1) in slave inflow temperature minimum of a value and slave leaving water temperature minimum of a value is less than the second preset temperature value.If so, then step S107 is performed; If not, then step S109 is performed.
S107: the timing time t0 of interval timer resets.
S108: carry out antifreeze warning.
S109: the timing time t1 of time of fire alarming timer is reset, and judge whether the timing time t0 of interval timer is greater than interval Preset Time such as 5 minutes.If so, then step S110 is performed; If so, then step S106 is returned.
S110: carry out antifreeze warning, and control time of fire alarming timer and carry out timing.
S111: judge whether the timing time t1 of time of fire alarming timer is greater than such as 5 seconds preset alarm time.If so, then step S112 is performed; If so, then step S110 is returned.
S112: the timing time t0 of interval timer is reset, returns step S106.
In sum, according to the antifreeze pre-warning and control method of circulating hot water machine that the embodiment of the present invention proposes, detect slave inflow temperature minimum of a value, slave leaving water temperature minimum of a value and slave environment temperature minimum of a value, first judge whether slave environment temperature minimum of a value is less than the first preset temperature value, if be less than the first preset temperature value, then judge whether to generate corresponding antifreeze alarm signal according to slave inflow temperature minimum of a value and slave leaving water temperature minimum of a value further, and can report to the police according to the antifreeze alarm signal of correspondence.Thereby, it is possible to judge whether exactly to carry out antifreeze process, reduce False Rate, and prior notice user or keeper can carry out antifreeze process, reduce the frozen possibility of circulating hot water machine, avoid causing larger economic loss.
For performing above-described embodiment, the embodiment of the present invention also proposed the antifreeze prewarning controller of a kind of circulating hot water machine.
As shown in Figure 3, comprise according to the antifreeze prewarning controller 100 of the circulating hot water machine of the embodiment of the present invention: temperature detecting module 20 and alarm module 30.
Wherein, temperature detecting module 20 for detecting slave inflow temperature minimum of a value, slave leaving water temperature minimum of a value and slave environment temperature minimum of a value.
Circulating hot water machine can comprise a main frame and at least one is from machine, main frame water inlet and eachly all can arrange inflow temperature sensor to detect the inflow temperature of corresponding machine, main frame delivery port and eachly all can set out water temperature sensor to detect the leaving water temperature of corresponding machine and host main body outside and eachly all can arrange environment temperature sensor to detect the environment temperature of corresponding machine from machine body exterior from machine delivery port from machine water inlet.As shown in Figure 4, T00, T10 ... TN0 is respectively 0# main frame, 1#-N# from the inflow temperature sensor of machine, T01, T11 ... TN1 is respectively 0# main frame, 1#-N# from the leaving water temperature sensors of machine, T02, T12 ... TN2 is that 0# main frame, 1#-N# are from the environment temperature sensor of machine.
Temperature detecting module 20 can respectively with inflow temperature sensor T00, T10 ... TN0 is connected, with by T00, T10 ... TN0 detect main frame and each inflow temperature Ta0 from machine, Ta1 ..., TaN, and by Ta0, Ta1 ..., minimum of a value in TaN is as slave inflow temperature minimum of a value T0; Temperature detecting module 20 also can respectively with leaving water temperature sensors T01, T11 ... TN1 is connected, with by T01, T11 ... TN1 can detect main frame and each leaving water temperature Tb0 from machine, Tb1 ..., TbN, and by Tb0, Tb1 ..., minimum of a value in TbN is as slave leaving water temperature minimum of a value T1; Temperature detecting module 20 also can respectively with environment temperature sensor T02, T12 ... TN2 is connected, with by T02, T12 ... TN2 can detect main frame and each environment temperature Tc0 from machine, Tc1 ..., TcN, and by Tc0, Tc1 ..., minimum of a value in TcN is as slave environment temperature minimum of a value T2.
Alarm module 30 is connected with temperature detecting module 20, alarm module 30 is for judging whether slave environment temperature minimum of a value is less than the first preset temperature value, if be less than the first preset temperature value, then judge whether to generate corresponding antifreeze alarm signal according to slave inflow temperature minimum of a value and slave leaving water temperature minimum of a value further, and report to the police according to the antifreeze alarm signal of correspondence.Wherein, the first preset temperature value can according to the antifreeze degree setting of water pipe in circulating hot water machine.According to a preferred exemplary of the present invention, the first preset temperature value can be 5 DEG C.
Specifically, temperature detecting module 20 detects slave inflow temperature minimum of a value T0, slave leaving water temperature minimum of a value T1 and slave environment temperature minimum of a value T2 by temperature sensor.Then, the slave environment temperature minimum of a value T2 of detection and the first preset temperature value first compare by alarm module 30, if T2 is less than the first preset temperature value, alarm module 30 judges whether to generate corresponding antifreeze alarm signal according to slave inflow temperature minimum of a value and slave leaving water temperature minimum of a value further, and sends warning when judging the antifreeze alarm signal generating correspondence to user or keeper; If T2 is more than or equal to the first preset temperature value, then continues through temperature detecting module 20 and detect slave inflow temperature minimum of a value T0, slave leaving water temperature minimum of a value T1 and slave environment temperature minimum of a value T2.
Thus, the device of the embodiment of the present invention can judge whether to carry out antifreeze process exactly, reduces False Rate, and prior notice user or keeper can carry out antifreeze process, reduce the frozen possibility of circulating hot water machine, avoid causing larger economic loss.
Further, according to one embodiment of present invention, as shown in Figure 5, the antifreeze prewarning controller of circulating hot water machine also comprises: communication module 10, whether communication module 10 is also normal for judging the communication between circulating hot water machine 200, if normally, then the antifreeze prewarning controller 100 of controlled circulation formula hot water machine enters holding state, if abnormal, then the antifreeze prewarning controller 100 of controlled circulation formula hot water machine enters duty.
That is, circulating hot water machine 200 can communicate with antifreeze prewarning controller 100, more specifically, the 0# main frame of circulating hot water machine 200 can communicate with communication module 10, wherein, when circulating hot water machine 200 is energized, between communication module 10 and 0# main frame, proper communication can be carried out, when circulating hot water machine 200 power-off, cannot communicate between communication module 10 with 0# main frame.Like this when judge 0# main frame can and communication module 10 between communication normal time, circulating hot water machine 200 is in "on" position, its freezing preventer by self carries out anti-freeze process, antifreeze prewarning controller 100 enters holding state, to avoid the normal work affecting circulating hot water machine; When judge 0# main frame can and communication module 10 between communication abnormal time, circulating hot water machine 200 is in off-position, it cannot carry out anti-freeze process by the freezing preventer of self, antifreeze prewarning controller 100 enters duty, wake temperature detecting module 20 and alarm module 30 up, to judge whether that carrying out anti-freeze gives warning in advance when circulating hot water machine 200 power-off.
Thus, the method can be carried out anti-freeze when circulating hot water tester in power-down state and be given warning in advance, and reduces the frozen possibility of circulating hot water machine, avoids causing larger economic loss.
According to embodiments of the invention, as shown in Figure 5, the antifreeze prewarning controller 100 of circulating hot water machine can be powered by DC power supply apparatus 40, namely says that DC power supply apparatus 40 can be communication module 10, temperature detecting module 20 and alarm module 30 and powers.Should be understood that, circulating hot water machine 200 can adopt different electric supply installations from antifreeze prewarning controller 100, such as circulating hot water machine can be powered by mains ac power supply, and antifreeze prewarning controller can be provided the direct current of+5V by DC power supply apparatus 40.
According to a specific embodiment of the present invention, alarm module 30 specifically for, obtain minimum of a value in slave inflow temperature minimum of a value and slave leaving water temperature minimum of a value and as fiducial value, and judge whether fiducial value is less than the second preset temperature value, if fiducial value is less than the second preset temperature value, then generate the first antifreeze alarm signal continuing to report to the police, if fiducial value is more than or equal to the second preset temperature value, then the second antifreeze alarm signal of generating period warning.
Wherein, periodically report to the police as interval Preset Time is reported to the police, such as, once can report to the police every 5 minutes, each warning continued for 5 seconds.
Specifically, alarm module 30 first can obtain the minimum of a value min (T0, T1) in slave inflow temperature minimum of a value T0 and slave leaving water temperature minimum of a value T1, if namely say that T0 is greater than T1, then min (T0, T1)=T1; If T0 is less than or equal to T1, then min (T0, T1)=T0.Then min (T0, T1) compares with the second preset temperature value by alarm module 30, if min (T0, T1) is less than the second preset temperature value, alarm module 30 carries out continuing to report to the police; If min (T0, T1) is more than or equal to the second preset temperature value, the periodicity type of alarm that alarm module 30 can be reported to the police for 5 seconds every 5 minutes is reported to the police, thus plays the effect of antifreeze warning and prevention in advance.
Wherein, the second preset temperature can be less than the first preset temperature value.According to a preferred exemplary of the present invention, the first preset temperature value can be 2 DEG C.
In sum, according to the antifreeze prewarning controller of circulating hot water machine that the embodiment of the present invention proposes, slave inflow temperature minimum of a value is detected by temperature detecting module, slave leaving water temperature minimum of a value and slave environment temperature minimum of a value, alarm module first judges whether slave environment temperature minimum of a value is less than the first preset temperature value, if be less than the first preset temperature value, then judge whether to generate corresponding antifreeze alarm signal according to slave inflow temperature minimum of a value and slave leaving water temperature minimum of a value further, and can report to the police according to the antifreeze alarm signal of correspondence.Thus, this system can judge whether to carry out antifreeze process exactly, reduces False Rate, and prior notice user or keeper can carry out antifreeze process, reduces the frozen possibility of circulating hot water machine, avoids causing larger economic loss.
Finally, the embodiment of the present invention also proposed a kind of circulating water-heating machine system, comprising: circulating hot water machine; The antifreeze prewarning controller of circulating hot water machine of above-described embodiment.
Should be understood that, describe in detail in the concrete structure of circulating hot water machine and the antifreeze prewarning controller of circulating hot water machine, the embodiment of operation principle above, be in succinct object here, repeat no more.
According to the circulating water-heating machine system that the embodiment of the present invention proposes, by the antifreeze prewarning controller of circulating hot water machine of above-described embodiment, can judge whether exactly to carry out antifreeze process, reduce False Rate, and prior notice user or keeper can carry out antifreeze process, reduce the frozen possibility of circulating hot water machine, avoid causing larger economic loss.
In describing the invention, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", " counterclockwise ", " axis ", " radial direction ", orientation or the position relationship of the instruction such as " circumference " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore limitation of the present invention can not be interpreted as.
In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise at least one this feature.In describing the invention, the implication of " multiple " is at least two, such as two, three etc., unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or integral; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements, unless otherwise clear and definite restriction.For the ordinary skill in the art, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score can be that the first and second features directly contact, or the first and second features are by intermediary mediate contact.And, fisrt feature second feature " on ", " top " and " above " but fisrt feature directly over second feature or oblique upper, or only represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " below " and " below " can be fisrt feature immediately below second feature or tiltedly below, or only represent that fisrt feature level height is less than second feature.
In the description of this description, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, to the schematic representation of above-mentioned term not must for be identical embodiment or example.And the specific features of description, structure, material or feature can combine in one or more embodiment in office or example in an appropriate manner.In addition, when not conflicting, the feature of the different embodiment described in this description or example and different embodiment or example can carry out combining and combining by those skilled in the art.
Although illustrate and describe embodiments of the invention above, be understandable that, above-described embodiment is exemplary, can not be interpreted as limitation of the present invention, and those of ordinary skill in the art can change above-described embodiment within the scope of the invention, revises, replace and modification.
Claims (10)
1. the antifreeze pre-warning and control method of circulating hot water machine, is characterized in that, comprise the following steps:
Detect slave inflow temperature minimum of a value, slave leaving water temperature minimum of a value and slave environment temperature minimum of a value;
Judge whether described slave environment temperature minimum of a value is less than the first preset temperature value;
If be less than described first preset temperature value, then judge whether to generate corresponding antifreeze alarm signal according to described slave inflow temperature minimum of a value and described slave leaving water temperature minimum of a value further; And
Antifreeze alarm signal according to correspondence is reported to the police.
2. the antifreeze pre-warning and control method of circulating hot water machine as claimed in claim 1, is characterized in that, describedly judges whether that generating antifreeze warning specifically comprises according to described slave inflow temperature minimum of a value and described slave leaving water temperature minimum of a value:
Obtain the minimum of a value in described slave inflow temperature minimum of a value and described slave leaving water temperature minimum of a value, and as fiducial value;
Judge whether described fiducial value is less than the second preset temperature value;
If described fiducial value is less than described second preset temperature value, then generate the first antifreeze alarm signal continuing to report to the police;
If described fiducial value is more than or equal to described second preset temperature value, then the second antifreeze alarm signal of generating period warning.
3. the antifreeze pre-warning and control method of circulating hot water machine as claimed in claim 2, is characterized in that, described periodicity is reported to the police as interval Preset Time is reported to the police.
4. the antifreeze pre-warning and control method of circulating hot water machine as claimed in claim 1, is characterized in that, also comprise:
Judge that whether the communication between circulating hot water machine is normal;
If normal, then enter holding state;
If abnormal, then enter duty.
5. the antifreeze prewarning controller of circulating hot water machine, is characterized in that, comprising:
Temperature detecting module, for detecting slave inflow temperature minimum of a value, slave leaving water temperature minimum of a value and slave environment temperature minimum of a value;
The alarm module be connected with described temperature detecting module, for judging whether described slave environment temperature minimum of a value is less than the first preset temperature value, if be less than described first preset temperature value, then judge whether to generate corresponding antifreeze alarm signal according to described slave inflow temperature minimum of a value and described slave leaving water temperature minimum of a value further, and report to the police according to the antifreeze alarm signal of correspondence.
6. the antifreeze prewarning controller of circulating hot water machine as claimed in claim 5, is characterized in that, described alarm module specifically for,
Obtain minimum of a value in described slave inflow temperature minimum of a value and described slave leaving water temperature minimum of a value and as fiducial value, and judge whether described fiducial value is less than the second preset temperature value, if described fiducial value is less than described second preset temperature value, then generate the first antifreeze alarm signal continuing to report to the police, if described fiducial value is more than or equal to described second preset temperature value, then the second antifreeze alarm signal of generating period warning.
7. the antifreeze prewarning controller of circulating hot water machine as claimed in claim 5, is characterized in that, described periodicity is reported to the police as interval Preset Time is reported to the police.
8. the antifreeze prewarning controller of circulating hot water machine as claimed in claim 5, it is characterized in that, also comprise: communication module, whether described communication module is normal for judging the communication between circulating hot water machine, if normal, then control the antifreeze prewarning controller of described circulating hot water machine and enter holding state, if abnormal, then control the antifreeze prewarning controller of described circulating hot water machine and enter duty.
9. the antifreeze prewarning controller of circulating hot water machine according to any one of claim 5-8, is characterized in that, the antifreeze prewarning controller of described circulating hot water machine is powered by DC power supply apparatus.
10. a circulating water-heating machine system, is characterized in that, comprising:
Circulating hot water machine;
The antifreeze prewarning controller of circulating hot water machine according to any one of claim 5-9.
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| CN201510628504.2A CN105135689B (en) | 2015-09-25 | 2015-09-25 | The antifreeze pre-warning and control method of circulation hot water dispenser and device |
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| CN201510628504.2A CN105135689B (en) | 2015-09-25 | 2015-09-25 | The antifreeze pre-warning and control method of circulation hot water dispenser and device |
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