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CN-122015291-A - Intelligent hot water circulating pump system based on radio frequency control

CN122015291ACN 122015291 ACN122015291 ACN 122015291ACN-122015291-A

Abstract

The invention discloses an intelligent hot water circulating pump system based on radio frequency control, which belongs to the technical field of intelligent home and building energy-saving control and comprises a circulating module, a sensing module, a control module and a plurality of sub-control modules, wherein the circulating module comprises a circulating pump. The invention realizes remote communication control by independent wireless connection between the radio frequency communication modules of the sub-control modules and the radio frequency transceiver modules, and realizes wireless communication between the sub-control modules and the circulating pump by controlling the circulating pump by the pump body driving module in the control module, when the sub-control modules are triggered by a user in the use process, and when the user does not trigger the sub-control module, the circulation pump is stopped, so that the circulation of the hot fluid is stopped, and the intelligent layered control module in the control module can control the output power of the circulation pump according to the opening quantity of the branch pipes, so that intelligent adaptive adjustment is realized, the power output of the circulation pump is reduced, and the whole energy input of the system is reduced.

Inventors

  • LIU JINQUAN

Assignees

  • 刘锦泉

Dates

Publication Date
20260512
Application Date
20260319

Claims (10)

  1. 1. An intelligent hot water circulation pump system based on radio frequency control, characterized by comprising: The circulating module comprises a circulating pump, the water inlet end of the circulating pump is connected with a water guide pipe, the water guide pipe is connected with a water inlet pipe, the water outlet end of the circulating pump is connected with a heater, the water outlet end of the heater is connected with a hot water pipe, the water inlet pipe and the hot water pipe are both connected with a plurality of branch pipes and are connected with water using ends, a reflux component is connected between the hot water pipe and the water guide pipe, the reflux component is used for unidirectional thermal circulation of fluid, and the heater is used for heating the fluid and controlling the temperature; the sensing module is connected with the circulating module, and is used for monitoring the flow rate of circulating fluid and forming a sensing signal; The control module is electrically connected with the circulating module and the sensing module, and is used for receiving the sensing signal and controlling the circulating pump to adjust the circulating fluid flow; The system comprises a plurality of sub-control modules, wherein the sub-control modules are connected with the control module in a wireless mode, radio frequency communication modules are arranged in the sub-control modules, and the radio frequency communication modules are used for being connected with the control module in a wireless mode so as to control fluid flow.
  2. 2. The intelligent hot water circulating pump system based on radio frequency control according to claim 1, wherein the backflow component comprises a backflow pipe, one end of the backflow pipe is connected with the tail end of the hot water pipe, the other end of the backflow pipe is connected with a water guide pipe, and a one-way valve is installed on the backflow pipe, and the backflow pipe is used for unidirectional backflow of fluid.
  3. 3. The intelligent hot water circulation pump system based on radio frequency control of claim 2, wherein the sensing module comprises a flow sensor connected to the water conduit for detecting the flow of fluid in the water conduit and forming a sensing signal.
  4. 4. The intelligent hot water circulating pump system based on radio frequency control according to claim 3, wherein the control module comprises a radio frequency transceiver module, an intelligent layered control module and a pump body driving module which are electrically connected in sequence, wherein the radio frequency transceiver module, the intelligent layered control module and the pump body driving module are electrically connected with a power supply module; The radio frequency transceiver module presets a plurality of communication channels, the radio frequency transceiver module and the sub-control module are internally provided with radio frequency communication modules which are all set as nodes, each node periodically scans all preset channels, and calculates channel quality index CQI; ; Wherein i is the current node, In order to normalize the signal-to-noise ratio, As a ratio of the idle times of the channels, In order for the success rate of the communication to be historical, 、 And As the weighting coefficient(s), 、 And The sum is 1; The radio frequency receiving and transmitting module collects channel quality index CQI of each node and transmits the CQI to the intelligent hierarchical control module, and the intelligent hierarchical control module selects a communication channel with the highest channel quality index as a current working channel.
  5. 5. The intelligent hot water circulating pump system based on radio frequency control according to claim 4, wherein the intelligent layered control module constructs a power output relation between the output power of the circulating pump and the opening quantity of branch pipes on the hot water pipe; ; wherein m is the opening number of the branch pipes on the hot water pipe, In order to output the power of the power supply, For rated output power of the circulating pump, n is the total number of branch pipes on the hot water pipe, For the dynamic coefficients of the line resistance characteristics and pump operating points, Is a fixed loss factor; The intelligent layered control module transmits a power control signal to the pump body driving module according to the current output power, and the pump body driving module controls the circulating pump to output corresponding power according to the power control signal, wherein the circulating pump is a variable-frequency speed-regulating pump.
  6. 6. The intelligent hot water circulation pump system based on radio frequency control of claim 5, wherein the sub-control module further comprises an AC/DC conversion module, the AC/DC conversion module is electrically connected to the radio frequency communication module, and the AC/DC conversion module is used for supplying power to the radio frequency communication module.
  7. 7. The intelligent hot water circulating pump system based on radio frequency control according to claim 6, wherein the sub-control module is internally provided with a display module, the display module is electrically connected with the AC/DC conversion module and the radio frequency communication module, and the display module is used for displaying the operation parameters of the circulating pump in real time, including output power, working frequency and operation time.
  8. 8. The intelligent hot water circulation pump system based on radio frequency control of claim 7, wherein the display module is electrically connected to an alarm module for anomaly alerting.
  9. 9. The intelligent hot water circulation pump system based on radio frequency control according to claim 8, wherein the radio frequency communication module is electrically connected with a timing circulation module, and the timing circulation module is used for setting the circulation duration of fluid in a water return pipe.
  10. 10. The intelligent hot water circulation pump system based on radio frequency control according to claim 9, wherein the sub-control module is connected with a mounting body for wall mounting.

Description

Intelligent hot water circulating pump system based on radio frequency control Technical Field The invention relates to the technical field of intelligent household and building energy-saving control, in particular to an intelligent hot water circulating pump system based on radio frequency control. Background The hot water circulation system can effectively improve the convenience and the energy utilization efficiency of hot water use. By optimizing the pipeline design and circulation logic, the system is capable of providing hot water quickly when desired by a user while reducing waste of water resources. However, the existing traditional hot water circulation system mostly adopts constant temperature circulation or simple timing control, and has the problems of high energy consumption, inflexible control, incapability of realizing independent control of multiple areas and the like, and has poor use effect. Disclosure of Invention The invention aims to provide an intelligent hot water circulating pump system based on radio frequency control, which aims to solve the problems that the energy consumption is high, the control is inflexible and the independent control of multiple areas cannot be realized due to the adoption of constant-temperature circulation or simple timing control. In order to achieve the above purpose, the present invention provides the following technical solutions: An intelligent hot water circulation pump system based on radio frequency control, comprising: The circulating module comprises a circulating pump, the water inlet end of the circulating pump is connected with a water guide pipe, the water guide pipe is connected with a water inlet pipe, the water outlet end of the circulating pump is connected with a heater, the water outlet end of the heater is connected with a hot water pipe, the water inlet pipe and the hot water pipe are both connected with a plurality of branch pipes and are connected with water using ends, a reflux component is connected between the hot water pipe and the water guide pipe, the reflux component is used for unidirectional thermal circulation of fluid, and the heater is used for heating the fluid and controlling the temperature; the sensing module is connected with the circulating module, and is used for monitoring the flow rate of circulating fluid and forming a sensing signal; The control module is electrically connected with the circulating module and the sensing module, and is used for receiving the sensing signal and controlling the circulating pump to adjust the circulating fluid flow; The system comprises a plurality of sub-control modules, wherein the sub-control modules are connected with the control module in a wireless mode, radio frequency communication modules are arranged in the sub-control modules, and the radio frequency communication modules are used for being connected with the control module in a wireless mode so as to control fluid flow. As a further scheme of the invention, the reflux component comprises a reflux pipe, one end of the reflux pipe is connected with the tail end of the hot water pipe, the other end of the reflux pipe is connected with the water guide pipe, and a one-way valve is arranged on the reflux pipe, and the reflux pipe is used for unidirectional reflux of fluid. As a further proposal of the invention, the sensing module comprises a flow sensor which is connected with the water guide pipe and is used for detecting the flow rate of the fluid in the water guide pipe and forming a sensing signal. The control module comprises a radio frequency transceiver module, an intelligent layered control module and a pump body driving module which are electrically connected in sequence, wherein the radio frequency transceiver module, the intelligent layered control module and the pump body driving module are electrically connected with a power supply module; The radio frequency transceiver module presets a plurality of communication channels, the radio frequency transceiver module and the sub-control module are internally provided with radio frequency communication modules which are all set as nodes, each node periodically scans all preset channels, and calculates channel quality index CQI; ; Wherein i is the current node, In order to normalize the signal-to-noise ratio,As a ratio of the idle times of the channels,In order for the success rate of the communication to be historical,、AndAs the weighting coefficient(s),、AndThe sum is 1; The radio frequency receiving and transmitting module collects channel quality index CQI of each node and transmits the CQI to the intelligent hierarchical control module, and the intelligent hierarchical control module selects a communication channel with the highest channel quality index as a current working channel. The intelligent layered control module constructs a power output relation between the output power of the circulating pump and the opening quantity of the branch pipes on the hot water