CN113310220A - Zero-cold-water control system, control method and readable storage medium - Google Patents

Zero-cold-water control system, control method and readable storage medium Download PDF

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Publication number
CN113310220A
CN113310220A CN202110616505.0A CN202110616505A CN113310220A CN 113310220 A CN113310220 A CN 113310220A CN 202110616505 A CN202110616505 A CN 202110616505A CN 113310220 A CN113310220 A CN 113310220A
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China
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water
cold
pipe
signal
hot water
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CN113310220B (en
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王乾
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Changzhou Vocational Institute of Light Industry
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Changzhou Vocational Institute of Light Industry
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00Details
    • F24H9/20Arrangement or mounting of control or safety devices
    • F24H9/2007Arrangement or mounting of control or safety devices for water heaters
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00Details
    • F24H9/12Arrangements for connecting heaters to circulation pipes
    • F24H9/13Arrangements for connecting heaters to circulation pipes for water heaters

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Domestic Hot-Water Supply Systems And Details Of Heating Systems (AREA)

Abstract

The invention relates to the technical field of transformation of zero-cold-water heaters, in particular to a zero-cold-water control system, a control method and a readable storage medium, wherein the system comprises the following components: the cold and hot water communicating water pipe is connected with outlets of the hot water pipe and the cold water pipe of a plurality of water using points communicated with the water heater; the temperature detector is connected with the cold and hot water communication pipe and used for measuring the temperature of water in the hot water pipe; the signal emitter is electrically connected with the temperature detector, and emits a first signal when the temperature detector detects that the water temperature is higher than a set value, and emits a second signal when the temperature detector detects that the water temperature is lower than a preset value; the main machine comprises a circulating pump and a controller, the controller is electrically connected with the circulating pump, the circulating pump is connected to a cold water pipe of the water heater, and the controller is in communication connection with the signal emitter; compared with the prior art, the invention realizes the zero-cold water control of the multi-purpose water point, has better safety performance, improves the user experience and improves the practicability of zero-cold water transformation.

Description

Zero-cold-water control system, control method and readable storage medium
Technical Field
The invention relates to the technical field of transformation of zero-cold-water heaters, in particular to a zero-cold-water control system, a control method and a readable storage medium.
Background
The zero-cold-water heater is improved by modifying an original water heater without a zero-cold-water function, so that hot water does not need to be directly discharged when a hot water pipeline is used, waiting time of a user when the user uses water is saved, and particularly in cold winter, the user experience is improved.
In the related technology, the modification mode of the water heater without the zero cold water function is that a small heater with an instant heating function is added at a hot water pipe of a water outlet of a water using end, when a water tap is started, cold water in the hot water pipe is heated instantly, and when hot water flowing out of the water heater is detected to reach the hot water pipe, the small heater stops working, so that zero cold water supply of the water using end is realized;
however, the instant small heater also has disadvantages, on one hand, the power of the small heater is too large, generally about 3000 + 5000 watts, when a user has a plurality of water using ends, the small heater which is turned on at the same time causes that the power consumption demand of the power line cannot be met, so that the safety hazard exists, and how to realize the zero cold water function at the plurality of water using points becomes a problem to be solved urgently.
The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art that is known to a person skilled in the art.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: a zero-cold water control system, a control method and a readable storage medium are provided to realize the control of the multi-purpose water point of a zero-cold water pipeline.
In order to achieve the purpose, the invention adopts the technical scheme that:
in one aspect, a zero cold water control system is provided, comprising:
the cold and hot water communicating water pipe is connected with outlets of the hot water pipe and the cold water pipe of a plurality of water using points communicated with the water heater;
the temperature detector is connected with the cold and hot water communication pipe and used for measuring the temperature of water in the hot water pipe;
the signal emitter is electrically connected with the temperature detector, and emits a first signal when the temperature detector detects that the water temperature is higher than a set value, and emits a second signal when the temperature detector detects that the water temperature is lower than a preset value;
the main machine comprises a circulating pump and a controller, the controller is electrically connected with the circulating pump, the circulating pump is connected to a cold water pipe of the water heater, and the controller is in communication connection with the signal emitter;
the cold and hot water intercommunicating water pipe is internally provided with a one-way valve, and when the circulating pump is started, water flow is driven to flow from the hot water pipe to the cold water pipe; when the controller receives any one of the second signals, the circulating pump is controlled to start working; and when the controller receives all the first signals, the circulating pump is controlled to stop working.
Further, the cold and hot water communication pipe comprises a hot water joint, a transverse pipe and a cold water joint;
one end of the hot water joint is connected with a hot water pipe, and the other end of the hot water joint is connected with a water using device;
one end of the cold water joint is connected with the cold water pipe, and the other end of the cold water joint is connected with the water using device;
the two ends of the transverse pipe are respectively connected with the middle part of the hot water joint and the middle part of the cold water joint so as to realize the intercommunication of a hot water pipe and a cold water pipe, and the one-way valve is arranged in the transverse pipe;
the hot water joint is a four-way pipe, the temperature detector is connected to the fourth joint of the hot water joint, and the probe of the temperature detector extends into the hot water joint.
Furthermore, an adjusting pipe is arranged between the hot water joint and the transverse pipe, and the adjusting pipe is a metal hose.
Furthermore, the transverse pipe is also internally provided with thermal expansion metal, and when the water temperature in the transverse pipe reaches a preset temperature, the thermal expansion metal deforms to close the channel where the transverse pipe is located.
Furthermore, the transverse tube is also provided with a locking button, and when the button is pressed down, a channel where the transverse tube is located is closed.
Furthermore, the button is electrically connected with a signal emitter on the pipeline where the button is located, and when the button is pressed, the signal emitter stops working.
The invention also provides a control method of the zero-cold water control system, which comprises the following steps:
acquiring the number of signal transmitters;
acquiring a signal transmitted by a signal transmitter and identifying the type of the signal;
if the signal is a second signal, starting the circulating pump when receiving one second signal;
if the signal is a first signal, accumulating the number of the first signals;
and when the accumulated number of the first signals is equal to the number of the signal emitters, closing the circulating pump, and clearing the accumulated number of the signal emitters.
Further, when a button on one or more of the hot and cold water communication pipes is closed, the following steps are performed:
the number of signal emitters is changed, and the number of closed cold and hot water communication pipes is subtracted from the total number of signal emitters.
Further, when the button on the closed cold and hot water communication pipe or pipes is turned on again, the following steps are performed:
a corresponding value is added to the number of signal emitters currently stored.
Another aspect of the present invention also provides a readable storage medium in which a control program of a zero-cold water control system is stored, the control program of the zero-cold water control system implementing the steps of the control method of the zero-cold water control system according to any one of claims 6 to 9 when executed by a processor.
The invention has the beneficial effects that: according to the invention, the main machine and the cold-hot water communicating water pipe are additionally arranged on the original water heater pipeline, the temperature of water in the hot water pipe is detected by the temperature detector, the water is transmitted to the controller of the main machine by the signal transmitter, the circulating pump is controlled by the controller to work, and the water flow is enabled to flow from the hot water pipe to the cold water pipe, so that the water in the hot water pipe and the cold water pipe is circularly heated in the water heater, and finally, the zero-cold-water function is realized; compared with the prior art, the control device realizes the zero cold water control of the multi-purpose water points, saves power resources, has better safety performance, improves the user experience, and improves the practicability of the zero cold water transformation.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic diagram of a zero cold water control system according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a connection structure of a cold and hot water communication pipe, a temperature detector and a signal emitter according to an embodiment of the present invention;
FIG. 3 is a partial cross-sectional view of a cross tube in an embodiment of the present invention;
FIG. 4 is a schematic view of a connection structure of a cold and hot water communication pipe and a temperature detector according to an embodiment of the present invention;
fig. 5 is a flowchart of a control method of the zero-cold-water control system according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The zero-cold water control system as shown in fig. 1 comprises a cold and hot water communication pipe 10, a temperature detector 20, a signal emitter 30 and a host 40, wherein:
the cold and hot water communicating pipe 10 is connected with the outlets of the hot water pipe and the cold water pipe of a plurality of water using points communicated with the water heater; in the embodiment of the invention, a plurality of water consumption points are arranged, and each water consumption point is communicated with a cold and hot water communication pipe 10; the cold and hot water communicating pipe 10 is used for communicating a cold water pipe communicated with a water heater with a hot water pipe, so that a preheating circulation loop is formed; when rivers flow through the water heater and carry out the circulation and flow, the water heater is opened and is heated the water that flows through wherein to extrude the cold water in the original hot-water line to the cold water pipe in, when treating in the hot-water line to be the hot water after the heating, open tap or the gondola water faucet of water department this moment, then directly go out the hot water, need not to wait.
The temperature detector 20 is connected with the cold and hot water communicating pipe 10 and is used for measuring the temperature of water in the hot water pipe; in order to prevent the heated hot water in the hot water pipe from flowing into the cold water pipe, so that the temperature of the hot water pipe cannot be adjusted, in the embodiment of the invention, the temperature in the hot water pipe is detected by the temperature detector 20, so that the circulating pump 41 is controlled in time;
the signal emitter 30 is electrically connected with the temperature detector 20, when the temperature detector 20 detects that the water temperature is greater than a set value, the signal emitter 30 emits a first signal, and when the temperature detector 20 detects that the water temperature is lower than a preset value, the signal emitter 30 emits a second signal; for example, if the upper temperature limit is set to 45 degrees, a first signal is transmitted when the temperature is detected to be higher than 45 degrees, and the lower temperature limit is set to 20 degrees, and a second signal is transmitted when the temperature of water in the hot water pipe is lower than 20 degrees;
the main machine 40 comprises a circulating pump 41 and a controller 42, the controller 42 is electrically connected with the circulating pump 41, the circulating pump 41 is connected to a cold water pipe of the water heater, and the controller 42 is in communication connection with the signal emitter 30; as shown in fig. 1, the lower left corner of the water heater is a cold water pipe, when the circulation pump 41 is turned on, the water flow in the hot water pipe is sucked into the cold water pipe, and the water pressure in the hot water pipe at each water usage position is higher than the pressure in the cold water pipe due to the change of the water pressure, so that the water in the hot water pipe at each water usage position flows towards the cold water pipe;
in the embodiment of the present invention, the cold and hot water communication pipe 10 has a check valve 50 therein to drive the water flow from the hot water pipe toward the cold water pipe when the circulation pump 41 is turned on; when the controller 42 receives any second signal, the circulating pump 41 is controlled to start to work; the controller 42 controls the circulation pump 41 to stop operating when all the first signals are received. Through the arrangement of the one-way valve 50, only water in the hot water pipe flows to the cold water pipe, and water in the cold water pipe cannot flow into the hot water pipe; the check valve 50 is of conventional construction and its specific construction will not be described in detail herein; in the embodiment of the invention, because the pipelines of each water consumption point are different in length, the temperature changes successively, and the signals transmitted by the signal transmitter 30 also successively, but in order to ensure that each water consumption point can realize zero cold water, the on-off rule of the circulating pump 41 is set to be stopped only after the signals received by the host machine 40 are accumulated to the total number of the water consumption points, that is, the number of the water consumption points is matched with the number of the transmitters; when the water in all the hot water pipelines reaches the set temperature, the circulating pump 41 stops; on the contrary, regarding the restart of the circulation pump 41, when the second signal is received once, which indicates that the temperature of the water in the pipeline is lower than the set value, the circulation pump 41 is started immediately, so as to ensure that the temperature in each water pipe is within the set range.
In the above embodiment, the main unit 40 and the cold and hot water communication pipe 10 are additionally installed on the original water heater pipeline, the temperature of water in the hot water pipe is detected by the temperature detector 20, the water is transmitted to the controller 42 of the main unit 40 by the signal transmitter 30, the controller 42 controls the circulating pump 41 to work, and water flow is realized from the hot water pipe to the cold water pipe, so that water in the hot water pipe and the cold water pipe is circularly heated in the water heater, and finally, a zero cold water function is realized; for the zero-cold-water control of a plurality of water consumption points, the circulating pump 41 stops working when water in the hot water pipes at the positions of all the signal transmitters 30 is changed into hot water by receiving the signals of the signal transmitters 30, compared with the prior art, the zero-cold-water control of the multi-water consumption points is realized, not only is the power consumption resource saved, but also the safety performance is better, the user experience is improved, and therefore the practicability of zero-cold-water transformation is improved.
On the basis of the above embodiment, specifically, as shown in fig. 2, the cold and hot water communication pipe 10 includes a hot water joint, a horizontal pipe, and a cold water joint;
one end of the hot water joint is connected with a hot water pipe, and the other end of the hot water joint is connected with a water using device; in the embodiment of the invention, the hot water joint is a four-way pipe, the temperature detector 20 is connected to the fourth joint of the hot water joint, and the probe of the temperature detector 20 extends into the hot water joint; the four-way pipe is convenient to connect with a water consumption point pipeline and a water consumption device, and the temperature detector 20 is convenient to install due to the arrangement of the four-way pipe, in the embodiment, the temperature detector 20 is fixed in the four-way pipe in a threaded manner, and the temperature probe extends into the pipe wall of the four-way pipe, so that the temperature of water in the hot water pipe can be measured at the first time, the measurement is more accurate and sensitive, the reaction speed is improved, and the accurate control is convenient;
one end of the cold water joint is connected with the cold water pipe, and the other end of the cold water joint is connected with the water using device; in the embodiment of the invention, the cold water joint is provided with the three-way pipe so as to be conveniently connected with a cold water pipeline at a water using point, and the other end of the three-way pipe is provided with the thread so as to be conveniently connected with the water using device;
the two ends of the transverse pipe are respectively connected with the middle part of the hot water joint and the middle part of the cold water joint so as to realize the intercommunication of the hot water pipe and the cold water pipe, and the one-way valve 50 is arranged in the transverse pipe; in this embodiment, thereby violently manage both ends and have the screw thread and can directly be connected with cold water joint and hot water joint, improved the convenience of connecting.
Referring to fig. 2 or 4, in the embodiment of the present invention, in order to adapt to different distances between the hot and cold water pipes during installation, an adjusting pipe is further disposed between the hot water joint and the horizontal pipe, and the adjusting pipe is a metal hose. It should be noted here that the metal hose may also be a corrugated tube or the like, and the adjustment during installation is facilitated by the adjustment tube arrangement.
As shown in fig. 3, in the embodiment of the present invention, in order to reduce the flow of water heated in the hot water pipe into the cold water pipe, a thermal expansion metal 60 is further provided in the horizontal pipe, and when the temperature of water in the horizontal pipe reaches a predetermined temperature, the thermal expansion metal 60 is deformed to close the passage in which the horizontal pipe is located. It should be noted that there are many ways to close the channel by the thermal expansion metal 60, which may be directly blocking the channel by the deformation of the thermal expansion metal 60, or locking the check valve 50 by the expansion and contraction of the thermal expansion metal 60 as shown in fig. 3, or closing the valve flap disposed in the channel by the expansion and contraction of the thermal expansion metal 60, and those skilled in the art are familiar with the conventional locking ways, and this embodiment will not be described in detail. Through the setting of thermal expansion metal 60, when the temperature reached the set temperature, the violently pipe was closed to the passageway that has blocked hot water entering cold water pipe, made the user when using, realized the regulation to the temperature, prevented also that the hot water condition in the cold water pipe from appearing.
However, the locking of the transverse tube is a passive control situation, when there are too many water consumption points in the user's home and the zero-cold water function is not needed at some water consumption points, the embodiment of the present invention provides a manual locking function, please refer to fig. 3 again, the transverse tube further has a locking button 70, and when the button is pressed, the channel where the transverse tube is located is closed. It is also noted here that there are several conventional ways of closing the passage in the conduit by the latching button 70, such as directly actuating the closing of the valve flap by the latching button 70, or by traversing the heat expandable metal 60 by the latching button 70 as shown in fig. 3, the side wall of the heat expandable metal 60 making contact with the inclined surface of the check valve 50, and the traversing of the heat expandable metal 60 causing the check valve 50 to be fixed at the valve port to close; it is also possible to block the passage by directly actuating the traversing of the thermally expansive metal 60 by a button, and other conventional means will not be illustrated here.
It should also be noted here that in order to prevent interference of the temperature detector 20 at the manually locked cold-hot water communication pipe 10, in the present embodiment, the button is electrically connected to the signal emitter 30 on the pipe where it is located, and when the button is pressed, the signal emitter 30 stops operating. By this arrangement, malfunction or non-start of the circulation pump 41 is reduced, and the reliability of control is improved.
In the embodiment of the invention, a water flow induction starting function is further provided, namely, a water flow induction starter is installed at the water faucet and is in communication connection with the controller 42, when the circulating pump needs to be manually started to work, the water faucet only needs to be opened and then closed, and the water flow induction starter detects water flow, so that the circulating pump can be started to work.
The embodiment of the invention also provides a control method of the zero-cold-water control system shown in fig. 5, which comprises the following steps:
s10: acquiring the number of signal emitters 30; it should be noted that the number of transmitters may be input through keys on the panel of the host 40, or may be preset according to the user's requirement when the device is shipped from a factory.
S20: acquiring signals transmitted by the signal transmitter 30 and identifying signal categories; the signal category refers to the first signal and the second signal mentioned above, namely the first signal refers to the signal sent when the water temperature is higher than the set value, and the second signal refers to the signal sent when the water temperature is lower than the water temperature;
s30: if the signal is the second signal, when a second signal is received, the circulation pump 41 is turned on; that is, the circulation pump 41 starts to be started as long as a signal that the water temperature is lower than the set value is received;
s40: if the signal is the first signal, accumulating the number of the first signal; because the pipelines of the water consumption points are different, the time for reaching the set temperature is different, and as mentioned above, in order to ensure that all the water consumption points can realize zero cold water, the operation of the circulating pump 41 is not stopped when a first signal is received, but other first signals are continuously waited; because the thermal expansion metal 60 is arranged in the embodiment of the invention, when the preset temperature is reached, the transverse pipe where the thermal expansion metal 60 is positioned is locked by the action of the thermal expansion metal 60, so that zero cold water can be ensured to be realized at each water consumption point, and meanwhile, the situation that hot water also flows into the cold water pipe which reaches the preset temperature first is avoided.
S50: when the accumulated number of the first signals is equal to the number of the signal emitters 30, the circulation pump 41 is turned off, and the accumulated number of the signal emitters 30 is cleared. For example, if four hot water taps are installed in a user's home, when the signal emitter 30 at the fourth tap sends a first signal, it indicates that all the hot water pipes in which the four taps are located are hot water, at this time, the circulation pump 41 is turned off, the number of the first signals is cleared, and the next start is waited.
In the embodiment of the present invention, if the water consumption points are manually locked, the host 40 automatically adjusts the control program so that the running program matches the number of zero cold water points, and when the button on one or more of the cold and hot water communication pipes 10 is closed, the following steps are performed: the number of signal emitters 30 is modified by subtracting the number of closed cold and hot water communication pipes 10 from the total number of signal emitters 30. When the button on the cold and hot water communication pipe or pipes 10 to be closed is turned on again, the following steps are performed: a corresponding value is added to the number of signal emitters 30 currently stored. By means of the automatic control mode, the applicability of the product is improved, and maintenance personnel do not need to maintain and adjust repeatedly.
The embodiment of the present application provides a readable storage medium, where a control program of a zero-cold-water control system is stored in the readable storage medium, and the control program of the zero-cold-water control system is executed by a processor, where the control method of the zero-cold-water control system in the embodiment of the present application includes steps of the control method.
Computer-readable media includes both computer storage media and communication media including any medium that facilitates transfer of a computer program from one place to another. A storage media may be any available media that can be accessed by a general purpose or special purpose computer. An exemplary storage medium is coupled to the processor such the processor can read information from, and write information to, the storage medium. Of course, the storage medium may also be integral to the processor. The processor and the storage medium may reside in an ASIC. Additionally, the ASIC may reside in user equipment. Of course, the processor and the storage medium may reside as discrete components in a communication device.
Those of ordinary skill in the art will understand that: all or a portion of the steps of implementing the above-described method embodiments may be performed by hardware associated with program instructions. The foregoing program may be stored in a readable storage medium. When executed, the program performs steps comprising the method embodiments described above; and the aforementioned storage medium includes: various media that can store program codes, such as ROM, RAM, magnetic or optical disks.
It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (10)

1. A zero chilled water control system, comprising:
the cold and hot water communicating water pipe is connected with outlets of the hot water pipe and the cold water pipe of a plurality of water using points communicated with the water heater;
the temperature detector is connected with the cold and hot water communication pipe and used for measuring the temperature of water in the hot water pipe;
the signal emitter is electrically connected with the temperature detector, and emits a first signal when the temperature detector detects that the water temperature is higher than a set value, and emits a second signal when the temperature detector detects that the water temperature is lower than a preset value;
the main machine comprises a circulating pump and a controller, the controller is electrically connected with the circulating pump, the circulating pump is connected to a cold water pipe of the water heater, and the controller is in communication connection with the signal emitter;
the cold and hot water intercommunicating water pipe is internally provided with a one-way valve, and when the circulating pump is started, water flow is driven to flow from the hot water pipe to the cold water pipe; when the controller receives any one of the second signals, the circulating pump is controlled to start working; and when the controller receives all the first signals, the circulating pump is controlled to stop working.
2. The zero cold water control system of claim 1, wherein the hot and cold intercommunicating water pipes comprise a hot water connection, a cross pipe, and a cold water connection;
one end of the hot water joint is connected with a hot water pipe, and the other end of the hot water joint is connected with a water using device;
one end of the cold water joint is connected with the cold water pipe, and the other end of the cold water joint is connected with the water using device;
the two ends of the transverse pipe are respectively connected with the middle part of the hot water joint and the middle part of the cold water joint so as to realize the intercommunication of a hot water pipe and a cold water pipe, and the one-way valve is arranged in the transverse pipe;
the hot water joint is a four-way pipe, the temperature detector is connected to the fourth joint of the hot water joint, and the probe of the temperature detector extends into the hot water joint.
3. The zero cold water control system according to claim 2, wherein an adjusting pipe is further arranged between the hot water joint and the transverse pipe, and the adjusting pipe is a metal hose.
4. The zero chilled water control system of claim 2, wherein the cross tube further comprises a thermally expandable metal, and wherein the thermally expandable metal deforms to close the passage of the cross tube when the temperature of the water in the cross tube reaches a predetermined temperature.
5. The zero chilled water control system of claim 4, wherein the cross tube further has a lock button thereon, wherein when the button is depressed, the passage in which the cross tube is located is closed.
6. The zero chilled water control system of claim 5, wherein the button is electrically connected to a signal emitter on the line on which the button is located, and wherein the signal emitter is deactivated when the button is depressed.
7. A control method of the zero chilled water control system of any one of claims 1 to 6, comprising the steps of:
acquiring the number of signal transmitters;
acquiring a signal transmitted by a signal transmitter and identifying the type of the signal;
if the signal is a second signal, starting the circulating pump when receiving one second signal;
if the signal is a first signal, accumulating the number of the first signals;
and when the accumulated number of the first signals is equal to the number of the signal emitters, closing the circulating pump, and clearing the accumulated number of the signal emitters.
8. The control method of a zero chilled water control system of claim 7, wherein when a button on one or more of the hot and cold intercommunicating water pipes is closed, the following steps are performed:
the number of signal emitters is changed, and the number of closed cold and hot water communication pipes is subtracted from the total number of signal emitters.
9. The control method of a zero chilled water control system of claim 8, wherein when the button on the closed one or more cold communicating water pipes is turned on again, the following steps are performed:
a corresponding value is added to the number of signal emitters currently stored.
10. A readable storage medium, in which a control program of a zero-cold water control system is stored, the control program of the zero-cold water control system implementing the steps of the control method of the zero-cold water control system according to any one of claims 7 to 9 when executed by a processor.
CN202110616505.0A 2021-06-02 2021-06-02 Zero-cold-water control system, control method and readable storage medium Active CN113310220B (en)

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