CN107420971A - A kind of solar energy shower device - Google Patents

Abstract

The invention provides a solar shower device applied to the field of daily life equipment, one end of the hot water branch pipe A (6) of the hot water pipe (3) of the solar shower device communicates with the solar water tank (1), and the hot water branch pipe B (7) One end is connected to the solar water tank (1), the other end of the hot water branch pipe A (6) is connected to the water inlet (9) of the circulating water pump (8), and the other end of the hot water branch pipe B (7) is connected to the circulating water pump (8) The water outlet A (10) is communicated, the water inlet (9) is communicated with the water outlet A (10), and the water outlet B (11) of the circulating water pump (8) is communicated with the shower nozzle (5). The solar shower device of the present invention, The structure is simple, and the cold water stored in the hot water pipe can be sent back to the solar water heater for mixing, so that the hot water pipe can directly release hot water when showering, which solves the problem of cold water waste in the prior art, and at the same time, the hot water supplied by the hot water pipe Achieve supercharging.

Description

A solar shower device

technical field

The invention belongs to the field of daily life equipment, and more specifically relates to a solar shower device.

Background technique

At present, solar shower device is a kind of household equipment that family uses extremely extensively. And existing solar shower device, before using solar shower device, need to open hot water on-off valve and cold water on-off valve, thereby the cold water stored in the hot water pipe is let off earlier, after the cold water of hot water pipe flows out for a period of time, The hot water pipe can supply the hot water in the solar water tank to the shower head, so that water is wasted. At the same time, the water pressure when the existing hot water pipe supplies hot water is insufficient, which affects the use effect and causes inconvenience in use.

Contents of the invention

The technical problem to be solved by the present invention is to provide a simple structure that can return the cold water stored in the hot water pipe to the solar water heater for mixing, so that the hot water pipe can directly release hot water when showering, effectively The solar shower device solves the cold water waste problem in the prior art, saves family living costs, and simultaneously pressurizes the hot water supplied by the hot water pipe to meet the requirements for shower use.

To solve the technical problems described above, the technical solution adopted by the present invention is:

The present invention is a solar shower device. The solar shower device includes a solar water tank and a tap water supply pipe. The tap water supply pipe is connected to the solar water tank. The solar shower device also includes a hot water pipe and a cold water pipe. One end of the water pipe communicates with the solar water tank, the other end of the hot water pipe communicates with the shower nozzle, one end of the cold water pipe communicates with the tap water supply pipe, and the other end of the cold water pipe communicates with the shower nozzle. The hot water pipe includes a hot water branch pipe A and a hot water Branch pipe B, one end of the hot water branch pipe A communicates with the solar water tank, one end of the hot water branch pipe B communicates with the solar water tank, the other end of the hot water branch pipe A communicates with the water inlet of the circulating water pump, and the other end of the hot water branch pipe B communicates with the circulating water pump The water outlet A is connected, the water inlet is connected with the water outlet A, and the water outlet B of the circulating water pump is connected with the shower nozzle.

The structure of the circulating water pump and the control part that can control the start and stop of the circulating water pump, when the control part controls the starting and stopping of the circulating water pump, the circulating water pump is set to pump the cold water in the hot water branch pipe A and the cold water in the hot water branch pipe B back to the solar water tank At the same time, the circulating water pump pumps the hot water in the solar water tank to the hot water branch pipe A and the hot water branch pipe B.

The control part is connected with the water pump switch, the shower nozzle is connected with the hot water pipe through the hot water inlet, the shower nozzle is connected with the cold water pipe through the cold water inlet, the hot water switch valve is set on the hot water inlet of the shower nozzle, and the cold water enters A cold water switch valve is arranged on the water port, and the water outlet B of the circulating water pump communicates with the hot water inlet of the shower head.

After the water pump switch is turned on, the water pump switch is set to a structure capable of feeding back an opening signal to the control unit, and the control unit is set to a structure capable of controlling the start of the circulating water pump according to the opening signal. After the hot water switch valve is opened, the circulating water pump is set to be able to turn on the The hot water in the solar water tank is pumped to the structure in the shower head through the hot water branch pipe A and the hot water branch pipe B.

The tap water supply pipe is provided with an on-off solenoid valve, which is connected to the control unit, a high water level sensor and a low water level sensor are arranged in the solar hot water tank, and the high water level sensor and the low water level sensor are respectively connected to the control unit.

When the amount of water in the solar hot water tank is lower than the low water level sensor position, the low water level sensor is set to a structure capable of feeding back a low water level signal to the control component, and the control component is set to control the switch electromagnetic valve to open according to the low water level signal. Structure, when the water volume in the solar hot water tank is higher than the high water level sensor position, the high water level sensor is set to a structure capable of feeding back a high water level signal to the control part, and the control part is set to control the high water level signal according to the high water level sensor feedback The switch solenoid valve closes the structure.

The control part includes a signal receiving module, a signal processing module, and a signal sending module. The signal receiving module is configured to be capable of respectively receiving signals fed back from a high water level sensor, a low water level sensor, and a water pump switch. The signal fed back by the water level sensor or the low water level sensor or the water pump switch sends an action signal to the signal sending module, and the signal sending module is set to be able to send an action command to the switch solenoid valve or the circulating water pump according to the action signal sent by the signal processing module.

Adopt technical scheme of the present invention, can obtain following beneficial effect:

The solar shower device of the present invention introduces a double hot water pipe structure, and the hot water pipe is set as a structure consisting of a hot water branch pipe A and a hot water branch pipe B. Before the solar shower device is used, due to the shower nozzle and the hot water pipe The hot water outlet switch between them is not turned on, and the connection between the hot water pipe and the shower head is disconnected. Before using the solar shower device, turn on the circulating water pump first, and the circulating water pump drives the cold water stored in the hot water pipe to mix and exchange with the hot water in the solar water tank, that is, the cold water in the hot water branch pipe B is pumped to the solar water tank, The cold water in the hot water branch pipe A is pumped to the hot water branch pipe B through the water outlet A, and then pumped to the solar water tank, and the hot water in the solar water tank is pumped into the hot water branch pipe A by the circulating water pump, and then pumped to the solar water tank. Enter the water outlet A through the water outlet, and then be pumped to the hot water branch pipe B. In this way, a water cycle is formed between the solar water tank, the hot water branch pipe A, and the hot water branch pipe B, so that the cold water in the hot water branch pipe A and the hot water branch pipe The cold water in B is fully mixed with the hot water in the solar water tank, so that after the circulating water pump works for a period of time, the cold water in the hot water branch pipe A and the cold water in the hot water branch pipe B have been replaced by hot water. At this time, turn on The hot water outlet switch between the shower nozzle and the hot water pipe turns on the cold water outlet switch between the cold water pipe and the shower nozzle, thereby ensuring that the water ejected from the shower nozzle is warm water mixed with cold and hot water, which is convenient for showering. And when using the shower device, it is no longer necessary to turn on the hot water outlet switch of the shower head as in the prior art to discharge the cold water stored in the hot water pipe, so that the waste of water resources will not be caused, and the family can be effectively solved. cost expenditure. After the hot water outlet switch is turned on, the circulation between the solar water tank, the hot water branch pipe A and the hot water branch pipe B stops, and part of the hot water in the solar water tank enters the circulating water pump through the water inlet of the hot water branch pipe A, and then flows from the outlet The water outlet B flows out, and then enters the shower nozzle, while another part of the hot water in the solar water tank enters the circulating water pump through the outlet A of the hot water branch pipe B, and then flows out from the water outlet B, enters the shower nozzle, and the circulating water pump simultaneously plays the role of pumping The function increases the water pressure of the hot water from the hot water pipe to the shower nozzle, and improves the water output of the shower. The solar shower device of the present invention has a simple structure, and can send the cold water stored in the hot water pipe back to the solar water heater for mixing, so that the hot water pipe can directly release hot water during showering, effectively solving the problem of cold water waste in the prior art , save the cost of living of the family, and at the same time pressurize the hot water supplied by the hot water pipe to meet the requirements for shower use.

Description of drawings

The following is a brief description of the contents expressed in the drawings of this manual and the marks in the drawings:

Fig. 1 is the structural representation of solar shower device of the present invention;

The marks in the drawings are: 1. Solar water tank; 2. Tap water supply pipe; 3. Hot water pipe; 4. Cold water pipe; 5. Shower nozzle; 6. Hot water branch pipe A; 7. Hot water branch pipe B; Circulating water pump; 9. Water inlet; 10. Water outlet A; 11. Water outlet B; 12. Control component; 13. Water pump switch; 14. Hot water switch valve; 15. Cold water switch valve; 16. Switch solenoid valve; 17 1. High water level sensor; 18. Low water level sensor.

detailed description

Below with reference to the accompanying drawings, through the description of the embodiments, the specific embodiments of the present invention, such as the shape, structure, mutual position and connection relationship between the various parts, the role and working principle of the various parts, etc., will be further described. Detailed instructions:

As shown in accompanying drawing 1, the present invention is a kind of solar shower device, and described solar shower device comprises solar water tank 1, tap water supply pipe 2, and described tap water supply pipe 2 is connected with solar water tank 1, and described solar shower The device also includes a hot water pipe 3 and a cold water pipe 4, one end of the hot water pipe 3 communicates with the solar water tank 1, the other end of the hot water pipe 3 communicates with the shower nozzle 5, one end of the cold water pipe 4 communicates with the tap water supply pipe 2, and the other end of the cold water pipe 4 communicates with the solar water tank 1. One end communicates with the shower nozzle 5, the hot water pipe 3 includes a hot water branch pipe A6 and a hot water branch pipe B7, one end of the hot water branch pipe A6 communicates with the solar water tank 1, and one end of the hot water branch pipe B7 communicates with the solar water tank 1, The other end of the hot water branch pipe A6 is connected to the water inlet 9 of the circulating water pump 8, the other end of the hot water branch pipe B7 is connected to the water outlet A10 of the circulating water pump 8, the water inlet 9 is connected to the water outlet A10, and the water outlet B11 of the circulating water pump 8 is connected to the shower The shower head 5 is connected, and the above structure introduces a double hot water pipe structure, and the hot water pipe 3 is set as a structure composed of a hot water branch pipe A6 and a hot water branch pipe B7. The hot water outlet switch in the room is not turned on, and the connection between the hot water pipe and the shower head is disconnected. Before using the solar shower device, first turn on the circulating water pump 8, and the circulating water pump 8 drives the cold water stored in the hot water pipe to mix and exchange with the hot water in the solar water tank 1, that is, the cold water in the hot water branch pipe B7 is pumped to the solar water tank 1. In the water tank 1, the cold water in the hot water branch pipe A6 is pumped to the hot water branch pipe B7 through the water outlet A10, and then pumped to the solar water tank 1, and the hot water in the solar water tank 1 is pumped to the hot water by the circulating water pump. In the water branch pipe A6, it enters the water outlet A10 through the water outlet 9, and then is pumped to the hot water branch pipe B7. In this way, a water cycle is formed between the solar water tank, the hot water branch pipe A6, and the hot water branch pipe B7, so that the hot water branch pipe A6 The cold water in the hot water branch pipe B7 is fully mixed with the hot water in the solar water tank, so that after the circulating water pump works for a period of time, the cold water in the hot water branch pipe A6 and the cold water in the hot water branch pipe B7 have been heated. Water replacement, at this time, turn on the hot water outlet switch between the shower head and the hot water pipe, and turn on the cold water outlet switch between the cold water pipe and the shower head, so as to ensure that the water sprayed from the shower head is already warm water mixed with hot and cold water , easy to use in the shower. And when using the shower device, it is no longer necessary to turn on the hot water outlet switch of the shower head as in the prior art to discharge the cold water stored in the hot water pipe, so that the waste of water resources will not be caused, and the family can be effectively solved. cost expenditure. After the hot water outlet switch is turned on, the circulation between the solar water tank, the hot water branch pipe A6, and the hot water branch pipe B7 stops, and part of the hot water in the solar water tank enters the circulating water pump through the water inlet of the hot water branch pipe A6, and then flows from the outlet to the circulating water pump. The water outlet B flows out, and then enters the shower nozzle. Another part of the hot water in the solar water tank enters the circulating water pump through the outlet A of the hot water branch pipe B, and then flows out from the water outlet B11, and then enters the shower nozzle. The circulating water pump also plays the role of pumping The effect is to increase the water pressure of the hot water from the hot water pipe to the shower nozzle, improve the water output of the shower, and meet the requirements of the shower. The solar shower device of the present invention has a simple structure, and can return the cold water stored in the hot water pipe to the solar water heater for mixing, so that the hot water pipe can directly release hot water during showering, effectively solving the problem of cold water waste in the prior art , save the cost of living of the family, and at the same time pressurize the hot water supplied by the hot water pipe to meet the requirements for shower use.

The circulating water pump 8 has a structure with a control part 12 that can control the start and stop of the circulating water pump 8. When the control part 12 controls the starting and stopping of the circulating water pump 8, the circulating water pump 8 is set to transfer the cold water in the hot water branch pipe A6 and the hot water in the hot water branch pipe B7. The cold water pump is sent back in the solar water tank 1, while the circulating water pump 8 pumps the hot water in the solar water tank 1 to the structure in the hot water branch pipe A6 and the hot water branch pipe B7. In the above structure, the start and stop of the circulating water pump is controlled by the control unit 12. In this way, when the solar shower device needs to be used, the circulating water pump is turned on, and the circulating water pump makes the solar water tank, the hot water branch pipe A6, and the hot water branch pipe B7 form a water cycle, so that the heat The cold water in the water branch pipe A6 and the cold water in the hot water branch pipe B7 fully mix with the hot water in the solar water tank until the cold water in the hot water branch pipe A6 and the cold water in the hot water branch pipe B7 are completely replaced by hot water. In this way, it is no longer necessary to turn on the shower head in advance to release the cold water in the hot water pipe in advance, so as to save water resources.

The control part 12 is connected with the water pump switch 13, the shower nozzle 5 communicates with the hot water pipe 3 through the hot water inlet, the shower nozzle 5 communicates with the cold water pipe 4 through the cold water inlet, and the hot water inlet of the shower nozzle 5 is set The hot water switch valve 14 and the cold water switch valve 15 are arranged on the cold water inlet, and the water outlet B11 of the circulating water pump 8 communicates with the hot water inlet of the shower head 5 . In the above structure, the connection and disconnection control between the hot water pipe and the shower nozzle is realized by the hot water switch valve, which is the hot water outlet switch, and the start and stop of the circulating water pump are controlled by the water pump switch, and the cold water pipe The connection and disconnection control with the shower head is realized by the cold water switch valve. When the hot water switch valve is closed and the circulating water pump starts, a water cycle is formed between the solar water tank, the hot water branch pipe A6, and the hot water branch pipe B7, so that the cold water in the hot water branch pipe A6 and the cold water in the hot water branch pipe B7 are the same as those in the solar water tank. The hot water is fully mixed, and after the circulating water pump works for a period of time, the hot water in the solar water tank can completely replace the cold water in the hot water branch pipe A6 and the cold water in the hot water branch pipe B7. And when the hot water switch valve is opened and the circulating water pump continues to work, a part of hot water in the solar water tank enters the circulating water pump through the water inlet 9 of the hot water branch pipe A6, then flows out from the water outlet B11, and then enters the shower head, while the solar water tank The other part of the hot water enters the circulating water pump through the water outlet A10 of the hot water branch pipe B7, then flows out from the water outlet B11, and then enters the shower head. The circulating water pump also plays a pumping role, increasing the distance between the hot water pipe and the shower head The water pressure of the hot water increases the water output of the shower, which not only saves water resources, but also improves the shower effect.

After the water pump switch 13 is opened, the water pump switch 13 is set to a structure capable of feeding back an opening signal to the control unit 12, and the control unit 12 is set to a structure capable of controlling the start of the circulating water pump 8 according to the opening signal. After the hot water switch valve 14 is opened, The circulating water pump 8 is set to a structure capable of pumping the hot water in the solar water tank 1 to the shower head 5 through the hot water branch pipe A6 and the hot water branch pipe B7. In the above structure, through the control part, a connection is established between the water pump switch and the circulating water pump, so as to realize the reliable control of the starting and stopping of the circulating water pump.

On-off solenoid valve 16 is set on described tap water supply pipe 2, and switch solenoid valve 16 is connected with control unit 12, and high-level water level sensor 17 and low-level water-level sensor 18 are set in solar hot water tank 1, and high-level water-level sensor 17 and low-level water-level sensor 18 They are connected to the control unit 12 respectively. The above structure, through the setting of the high water level sensor 17 and the low water level sensor 18, can realize the automatic control of the solar water tank replenishment water, when the water stored in the solar water tank is lower than the ground water level sensor, the low water level sensor 18 feeds back the low water level signal to the control unit 12 According to the structure, the control part 12 controls the switching solenoid valve 16 to open according to the low water level signal. At this time, the tap water supply pipe supplies water to the solar water tank, and the water level in the solar hot water tank 1 is higher than the high water level sensor 17. , the high water level sensor 17 feeds back the high water level signal to the control unit 12, and the control unit 12 controls the switch electromagnetic valve 16 to close according to the high water level signal fed back by the high water level sensor 18. It can ensure that the water volume in the solar water tank is always within the required range.

When the amount of water in the solar hot water tank 1 is lower than the position of the low water level sensor 18, the low water level sensor 18 is set to a structure capable of feeding back a low water level signal to the control unit 12, and the control unit 12 is set to be able to control the water level according to the low water level signal. When the switch solenoid valve 16 is opened, when the amount of water in the solar hot water tank 1 is higher than the position of the high water level sensor 17, the high water level sensor 17 is set to a structure capable of feeding back a high water level signal to the control component 12, and the control component 12 is set to be able to According to the high water level signal fed back by the high water level sensor 18, the switch solenoid valve 16 is controlled to close.

Described control part 12 comprises signal receiving module, signal processing module, signal sending module, and signal receiving module is set to the structure that can respectively receive the signal of high level water level sensor 17, low level water level sensor 18, water pump switch 13 feedback, and signal processing module is set For the structure that can send the action signal to the signal sending module according to the signal fed back by the high water level sensor 17 or the low water level sensor 18 or the water pump switch 13, the signal sending module is set to be able to send the action signal to the switch solenoid valve 16 or cycle according to the action signal sent by the signal processing module. The water pump 8 sends the structure of the action command.

The solar shower device of the present invention introduces a double hot water pipe structure, and the hot water pipe is set as a structure consisting of a hot water branch pipe A and a hot water branch pipe B. Before the solar shower device is used, due to the shower nozzle and the hot water pipe The hot water outlet switch between them is not turned on, and the connection between the hot water pipe and the shower head is disconnected. Before using the solar shower device, turn on the circulating water pump first, and the circulating water pump drives the cold water stored in the hot water pipe to mix and exchange with the hot water in the solar water tank, that is, the cold water in the hot water branch pipe B is pumped to the solar water tank, The cold water in the hot water branch pipe A is pumped to the hot water branch pipe B through the water outlet A, and then pumped to the solar water tank, and the hot water in the solar water tank is pumped into the hot water branch pipe A by the circulating water pump, and then pumped to the solar water tank. Enter the water outlet A through the water outlet, and then be pumped to the hot water branch pipe B. In this way, a water cycle is formed between the solar water tank, the hot water branch pipe A, and the hot water branch pipe B, so that the cold water in the hot water branch pipe A and the hot water branch pipe The cold water in B is fully mixed with the hot water in the solar water tank, so that after the circulating water pump works for a period of time, the cold water in the hot water branch pipe A and the cold water in the hot water branch pipe B have been replaced by hot water. At this time, turn on The hot water outlet switch between the shower nozzle and the hot water pipe turns on the cold water outlet switch between the cold water pipe and the shower nozzle, thereby ensuring that the water ejected from the shower nozzle is warm water mixed with cold and hot water, which is convenient for showering. And when using the shower device, it is no longer necessary to turn on the hot water outlet switch of the shower head as in the prior art to discharge the cold water stored in the hot water pipe, so that the waste of water resources will not be caused, and the family can be effectively solved. cost expenditure. After the hot water outlet switch is turned on, the circulation between the solar water tank, the hot water branch pipe A and the hot water branch pipe B stops, and part of the hot water in the solar water tank enters the circulating water pump through the water inlet of the hot water branch pipe A, and then flows from the outlet The water outlet B flows out, and then enters the shower nozzle, while another part of the hot water in the solar water tank enters the circulating water pump through the outlet A of the hot water branch pipe B, and then flows out from the outlet B, enters the shower nozzle, and the circulating water pump simultaneously plays a role in pumping The function increases the water pressure of the hot water from the hot water pipe to the shower nozzle, and improves the water output of the shower. The solar shower device of the present invention has a simple structure, and can send the cold water stored in the hot water pipe back to the solar water heater for mixing, so that the hot water pipe can directly release hot water during showering, effectively solving the problem of cold water waste in the prior art , save the cost of living of the family, and at the same time pressurize the hot water supplied by the hot water pipe to meet the requirements for shower use.

The present invention has been exemplarily described above in conjunction with the accompanying drawings. Obviously, the specific implementation of the present invention is not limited by the above-mentioned manner, as long as various improvements are adopted in the method concept and technical solutions of the present invention, or the present invention is converted without improvement. The ideas and technical solutions of the invention that are directly applied to other occasions are within the protection scope of the present invention.

Claims (7)

1. a kind of solar energy shower device, described solar energy shower device includes solar water container (1), tap water supply pipe (2), described tap water supply pipe (2) is connected with solar water container (1), it is characterised in that：Described solar energy shower device Also include hot-water line (3) and cold water pipe (4), hot-water line (3) one end connects with solar water container (1), hot-water line (3) other end with Shower nozzle (5) connects, and cold water pipe (4) one end connects with tap water supply pipe (2), cold water pipe (4) other end and shower nozzle (5) connect, described hot-water line (3) includes hot-water branch A (6) and hot-water branch B (7), described hot-water branch A (6) one end Connected with solar water container (1), hot-water branch B (7) one end connects with solar water container (1), hot-water branch A (6) other ends with Water inlet (9) connection of water circulating pump (8), hot-water branch B (7) other ends connect with the water outlet A (10) of water circulating pump (8), Water inlet (9) connects with water outlet A (10), and the water outlet B (11) of water circulating pump (8) connects with shower nozzle (5).

2. solar energy shower device according to claim 1, it is characterised in that：The water circulating pump (8) is followed with that can control Control unit (12) structure of ring water pump (8) start and stop, when control unit (12) control water circulating pump (8) starts, water circulating pump (8) It is arranged in the cold water pumped back solar water container (1) by the cold water in hot-water branch A (6) and hot-water branch B (7), and Water circulating pump (8) pumps to the hot water in solar water container (1) in hot-water branch A (6) and in hot-water branch B (7) simultaneously Structure.

3. solar energy shower device according to claim 1, it is characterised in that：Described control unit (12) is opened with water pump (13) connection is closed, shower nozzle (5) is connected by water inlet of hot water with hot-water line (3), and shower nozzle (5) passes through cold water inlet Connected with cold water pipe (4), hot-water switch valve (14) is set on the water inlet of hot water of shower nozzle (5), set on cold water inlet Cold water switch valve (15), the water outlet B (11) of described water circulating pump (8) connect with the water inlet of hot water of shower nozzle (5).

4. solar energy shower device according to claim 3, it is characterised in that：After described pump switch (13) is opened, Pump switch (13) is configured to the structure to control unit (12) feedback opening signal, and control unit (12) is configured to After being controlled the structure of water circulating pump (8) startup, hot-water switch valve (14) to open according to opening signal, water circulating pump (8) is arranged to Hot water in solar water container (1) can be pumped into shower nozzle (5) by hot-water branch A (6) and hot-water branch B (7) Structure.

5. solar energy shower device according to claim 3, it is characterised in that：Set on described tap water supply pipe (2) Switch electromagnetic valve (16) is put, switch electromagnetic valve (16) is connected with control unit (12), and high-order water is set in solar energy hot water tank (1) Level sensor (17) and low level level sensor (18), high-order level sensor (17) and low level level sensor (18) respectively with Control unit (12) connects.

6. solar energy shower device according to claim 5, it is characterised in that：In described solar energy hot water tank (1) When water is less than low level level sensor (18) position, low level level sensor (18) is configured to feed back to control unit (12) The structure of low level water level signal, control unit (12) are configured to be beaten according to low level water level signal controlling switch magnetic valve (16) The structure opened, when the water in solar energy hot water tank (1) is higher than high-order level sensor (17) position, high-order level sensor (17) It is configured to feed back the structure of high-order water level signal to control unit (12), control unit (12) is configured to according to a high position The structure that the high-order water level signal controlling switch magnetic valve (16) of level sensor (18) feedback is closed.

7. solar energy shower device according to claim 5, it is characterised in that：Described control unit (12) includes signal Receiving module, signal processing module, signal transmitting module, signal receiving module are configured to receive high-order level sensor respectively The structure for the signal that device (17), low level level sensor (18), pump switch (13) feed back, signal processing module are configured to Sent according to the signal that high-order level sensor (17) or low level level sensor (18) or pump switch (13) feed back to signal The structure of module sending action signal, signal transmitting module be configured to according to signal processing module send action signal to Switch electromagnetic valve (16) or the structure of water circulating pump (8) sending action instruction.