CN203323400U - Energy-saving intelligent water supplement control system for circulating type air energy water heater - Google Patents

Abstract

The utility model discloses an energy-saving intelligent water supplement control system for a circulating type air energy water heater. The energy-saving intelligent water supplement control system for the circulating type air energy water heater comprises an air energy main machine, a check valve, a stop valve, a high water level switch, a low water level switch, a heat preservation water tank, a tap water supply pump, a water supply solenoid valve, a circulating pipeline solenoid valve, a filter and a circulating water pump, wherein one pipeline of the heat preservation water tank is connected with the air energy main machine through the stop valve and the check valve in sequence, the other pipeline of the heat preservation water tank is connected with the air energy main machine through the circulating pipeline solenoid valve, the filter and the circulating water pump in sequence, a tap water inlet pipe is connected to a pipeline arranged between the circulating pipeline solenoid valve and the filter through the tap water supply pump and the water supply solenoid valve in sequence, and a temperature sensor used for measuring the temperature of output water is arranged on a hot water supply pipe. The energy-saving intelligent water supplement control system for the circulating type air energy water heater has the advantages of being capable of automatically adjusting the temperature of water in the heat preservation water tank, improving operational reliability and operational efficiency of a compressor, and improving the energy efficiency ratio of operation of the air energy main machine.

Description

Energy-saving intelligent water replenishment control system for circulating air energy water heater

technical field

The utility model relates to an energy-saving intelligent water supply control system for a circulating air energy water heater.

Background technique

The air energy heat pump hot water system is composed of air energy host, filter, circulating water pump, solenoid valve water level switch, water tank and other basic components. The components are connected in sequence with pipelines to form a hot water circulation system. Air-energy water heaters are currently recognized as energy-saving and environmentally friendly products, and their energy efficiency ratios are as high as 4W/W or more under standard operating conditions. The energy efficiency ratio drops more obviously when the temperature is above 35°C, and when the temperature is above 50°C, the host compressor is in a state of high temperature and high pressure, which affects the reliability of the compressor. In the existing air energy hot water pump, when the water temperature is too low or too high, there is no water temperature adjustment function, which affects the operating efficiency of the compressor.

Utility model content

The utility model is to avoid the shortcomings in the above-mentioned prior art, and to provide an energy-saving intelligent water replenishment control system for circulating air-energy water heaters, so as to automatically adjust the water temperature in the water tank and improve the reliable operation of the compressor. sex and efficiency.

The utility model adopts the following technical solutions for solving technical problems.

The energy-saving intelligent water replenishment control system for circulating air source water heaters has the following structural features, including air source host, check valve, stop valve, high water level switch, low water level switch, heat preservation water tank, tap water supply pump, water supply solenoid Valve, circulation pipeline solenoid valve, filter and circulating water pump; one pipeline of the thermal insulation water tank is connected with the air energy host through a stop valve and a check valve in turn, and the other pipeline of the thermal insulation water tank is sequentially passed through the circulation pipe A solenoid valve, a filter and a circulating water pump are connected to the main engine of the air energy; the tap water inlet pipe is connected to the pipeline between the solenoid valve and the filter of the circulating pipeline through the tap water supply pump and the water supply solenoid valve in sequence; The heat preservation water tank is provided with a hot water supply pipe; the hot water supply pipe is provided with a temperature sensor for measuring the outlet water temperature; the heat preservation water tank is provided with the high water level switch and the low water level switch.

The structural features of the energy-saving intelligent water supply control system for circulating air energy water heaters of the present utility model also lie in:

The filter is a Y-type filter.

Compared with the prior art, the beneficial effects of the utility model are reflected in:

The energy-saving intelligent water supply control system used in the circulating air energy water heater of the utility model measures the water inlet temperature and the water outlet temperature of the water tank through a temperature sensor. When the temperature of the water tank is lower than 40°C, stop replenishing water, the main engine of the air energy unit will work, heat the temperature of the water tank to 45°C, open the replenishment solenoid valve to replenish water, disconnect the solenoid valve of the circulation pipeline, and detect the temperature of the incoming and outgoing water. When the temperature of the inlet and outlet water is lower than 5°C, the circulating water pump stops working, and the main engine is heated by the pressure of tap water. When the temperature difference between the inlet and outlet water is greater than 25°C, start the replenishment pump to replenish water and reduce the temperature difference between the inlet and outlet water. By changing the traditional way of replenishing water, the energy efficiency ratio of the main engine of the air energy can be improved, and the operating pressure of the compressor can be reduced.

The utility model's energy-saving intelligent water replenishment control system for circulating air energy hot water machines has the advantages of automatically adjusting the water temperature in the water tank, improving the operating reliability and efficiency of the compressor, and improving the energy efficiency ratio of the air energy host.

Description of drawings

The figure is a system schematic diagram of an energy-saving intelligent water replenishment control system for a circulating air-energy water heater of the utility model.

Labels in attached drawing 1: 1 air energy host, 2 check valve, 3 stop valve, 4 high water level switch, 5 low water level switch, 6 heat preservation water tank, 7 tap water supply pump, 8 water supply solenoid valve, 9 circulation pipeline solenoid valve , 10Y-type filter, 11 circulating water pump, 12 tap water inlet pipe, 13 hot water supply pipe, 14 temperature sensor.

The utility model will be further described below through specific embodiments in conjunction with the accompanying drawings.

Detailed ways

Referring to Figure 1, the energy-saving intelligent water supply control system for circulating air source water heaters includes air source host 1, check valve 2, stop valve 3, high water level switch 4, low water level switch 5, heat preservation water tank 6, tap water supply Water pump 7, water supply solenoid valve 8, circulation pipeline solenoid valve 9, filter 10 and circulation water pump 11; a pipeline of the thermal insulation water tank 6 is connected with the air energy host 1 through the shut-off valve 3 and the check valve 2 in turn , the other pipeline of the thermal insulation water tank 6 is connected with the air energy host 1 through the circulation pipeline electromagnetic valve 9, the filter 10 and the circulation water pump 11 in turn; the tap water inlet pipe 12 passes through the tap water supply pump 7 and the water supply solenoid valve in turn 8 is connected to the pipeline between the circulating line electromagnetic valve 9 and the filter 10; the thermal water tank 6 is provided with a hot water supply pipe 13; temperature sensor 14. The high water level switch 4 and the low water level switch 5 are arranged in the heat preservation water tank 6 .

The filter 10 is a Y-shaped filter.

Design the water supply port, water supply solenoid valve, and water supply pump (the flow rate of the water supply pump is smaller than that of the circulating water pump) at the inlet of the circulating water pump.

When the temperature of the water tank is lower than 40°C, stop replenishing water, the main engine of the air energy unit will work, heat the temperature of the water tank to 45°C, open the replenishment solenoid valve to replenish water, disconnect the solenoid valve of the circulation pipeline, and detect the temperature of the incoming and outgoing water. When the temperature of the inlet and outlet water is lower than 5°C, the circulating water pump stops working, and the main engine is heated by the pressure of tap water. When the temperature difference between the inlet and outlet water is greater than 25°C, start the replenishment pump to replenish water and reduce the temperature difference between the inlet and outlet water. Stop replenishing water when the water level of the water tank reaches the high water level.

The heat preservation water tank forms a hot water circulation system through a circulating water pump and an air energy host; through an energy-saving intelligent water replenishment system, the water level and temperature of the water tank are controlled to achieve the purpose of maximizing energy saving and intelligent water supply.

Claims (2)

1. An energy-saving intelligent water replenishment control system for circulating air-energy water heaters, which is characterized in that it includes an air-energy host (1), a check valve (2), a stop valve (3), a high water level switch (4), Low water level switch (5), heat preservation water tank (6), tap water supply pump (7), water supply solenoid valve (8), circulation pipeline solenoid valve (9), filter (10) and circulation water pump (11); One pipeline of the thermal insulation water tank (6) is connected to the air energy host (1) through the stop valve (3) and the check valve (2) in sequence, and the other pipeline of the thermal insulation water tank (6) is sequentially passed through the circulation pipeline The solenoid valve (9), the filter (10) and the circulating water pump (11) are connected to the air energy host (1); the tap water inlet pipe (12) passes through the tap water supply pump (7) and the water supply solenoid valve (8) in sequence It is connected to the pipeline between the solenoid valve (9) and the filter (10) of the circulation pipeline; the hot water supply pipe (13) is provided on the heat preservation water tank (6); the hot water supply pipe (13 ) is provided with a temperature sensor (14) for measuring the outlet water temperature; the high water level switch (4) and the low water level switch (5) are provided in the heat preservation water tank (6). 2. The energy-saving intelligent water supply control system for circulating air-energy water heaters according to claim 1, wherein the filter (10) is a Y-shaped filter.

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