Secondary water supply double-water-tank automatic cleaning device

By using a dual-tank design and an automated control system, the problems of water quality decline and inconvenient cleaning of water storage equipment when occupancy is low have been solved, and the water supply has not been affected during the cleaning process, thus reducing operating costs.

CN223689012UActive Publication Date: 2025-12-19SHANGHAI RUI RHENIUM WATER TECH CO LTD
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Patent Information

Application Number
CN202520046576.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-01-08
Publication Date
2025-12-19
Estimated Expiration
2035-01-08

AI Technical Summary

Technical Problem

In existing technologies, water quality deteriorates and cleaning is inconvenient when occupancy rates are low, manual cleaning affects water supply, and water circulation systems are costly.

Method used

The system adopts a dual-tank design, with a first water tank and a second water tank, each equipped with cleaning components. The water supply between the tanks and the water supply system control system are realized through inlet and outlet water pipes, ensuring that the water supply is not affected during cleaning. Liquid level sensors and sensors are used between the water tanks to realize mutual communication between the water tanks, realizing automated control of the storage and water storage system.

Benefits of technology

While one water tank is being cleaned, the other tank can still supply water, ensuring that the water tanks can continue to supply water to users. This achieves effective water supply in storage and water storage equipment, reducing manual intervention and operating costs.

✦ Generated by Eureka AI based on patent content.

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Patent Text Reader

Abstract

The utility model relates to the technical field of water supply systems, in particular to a secondary water supply double-water-tank automatic cleaning device which comprises a first water tank, a second water tank and a water outlet pipeline. A first water inlet and a first water outlet are formed in the first water tank, and a second water inlet and a second water outlet are formed in the second water tank; a first cleaning assembly is arranged in the first water tank, and a second cleaning assembly is arranged in the second water tank. The water outlet pipeline is communicated with the first water outlet of the first water tank and communicated with the second water outlet of the second water tank. The water tank has the effect that water supply is not affected when the water tank is in a cleaning state.
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Description

TECHNICAL FIELD

[0001] The application relates to the technical field of water supply, in particular to a secondary water supply double-water-tank automatic cleaning device. BACKGROUND

[0002] In a city water supply system, residential area water storage equipment is a key facility for guaranteeing daily life water of residents, and is of great significance for ensuring water quality safety and stable water supply. With the acceleration of urbanization, the construction scale of residential areas is continuously expanded, and the application demand of water storage equipment is also increased. Reasonable water storage design can not only improve the utilization efficiency of water resources, but also guarantee the life quality of residents to a certain extent.

[0003] At present, most residential areas usually use a single large-capacity water storage tank for water storage. This method can effectively ensure water supply when the occupancy rate is high. However, when the occupancy rate of the residential area is low, the water quality will decrease due to the long-term non-use of the water storage tank filled with water at one time, and there is also the problem of inconvenient cleaning. In order to solve these problems, the measures usually taken include regular manual cleaning and installation of a water circulation system.

[0004] In the above prior art solution, manual cleaning needs to be stopped, which brings inconvenience to the life of the residents, and although the water circulation system can improve the water quality to a certain extent, its operation cost is high.

[0005] Therefore, it is urgent to provide a device that can still supply water when the water tank is being cleaned. CONTENT OF THE INVENTION

[0006] In order to enable the water tank to still supply water when being cleaned, the application provides a secondary water supply double-water-tank automatic cleaning device.

[0007] The application provides a secondary water supply double-water-tank automatic cleaning device, which uses the following technical solution:

[0008] A secondary water supply double-water-tank automatic cleaning device, characterized in that it comprises a first water tank, a second water tank and a water outlet pipeline.

[0009] A first water inlet and a first water outlet are formed on the first water tank, and a second water inlet and a second water outlet are formed on the second water tank.

[0010] A first cleaning assembly is arranged in the first water tank, and a second cleaning assembly is arranged in the second water tank.

[0011] The water outlet pipeline is connected to the first water outlet of the first water tank, and the water outlet pipeline is connected to the second water outlet of the second water tank.

[0012] By adopting the technical scheme, the water source enters the first water tank and the second water tank through the first water inlet and the second water inlet respectively, the first water tank and the second water tank supply water to the user, when the first water tank or the second water tank needs to be cleaned, the first water tank can be cleaned by the first cleaning assembly and the second water tank can be cleaned by the second cleaning assembly, in order to ensure that the water supply can still be supplied to the user, when the first cleaning assembly cleans the first water tank, the second water tank can continue to supply water, thereby ensuring the water supply.

[0013] Optionally, the water inlet pipeline comprises a first water inlet pipe and a second water inlet pipe, the water outlet end of the first water inlet pipe is communicated with the first water inlet of the first water tank, the water outlet end of the second water inlet pipe is communicated with the second water inlet of the second water tank, the first water inlet pipe is provided with a first water inlet valve, and the second water inlet pipe is provided with a second water inlet valve.

[0014] By adopting the technical scheme, in order to supply water to the first water tank and the second water tank, the first water inlet pipe and the second water inlet pipe are arranged, the first water inlet valve and the second water inlet valve are opened at the same time when the first water tank and the second water tank need to supply water at the same time, and water flows into the first water tank and the second water tank.

[0015] Optionally, the water inlet pipeline further comprises a water inlet main pipe, the water outlet end of the water inlet main pipe is communicated with the water inlet end of the first water inlet pipe, and the water outlet end of the water inlet main pipe is communicated with the water inlet end of the second water inlet pipe.

[0016] By adopting the technical scheme, the water inlet main pipe is arranged, water flows into the first water inlet pipe and the second water inlet pipe from the water inlet main pipe, and the opening and closing of the first water inlet valve and the second water inlet valve is controlled, so that the water flowing into the first water tank and the second water tank is further controlled.

[0017] Optionally, the first water tank is communicated with the second water tank through a connecting pipe, and the connecting pipe is provided with a mutual valve.

[0018] By adopting the technical scheme, when the water inlet main pipe is blocked and the first water tank or the second water tank is short of water, the water in the first water tank and the second water tank can be communicated through the connecting pipe by arranging the connecting pipe and the mutual valve.

[0019] Optionally, the first water tank is communicated with a first liquid level sensor, and the second water tank is communicated with a second liquid level sensor.

[0020] By adopting the technical scheme, the first liquid level sensor and the second liquid level sensor are arranged, the water level and flow in the first water tank and the second water tank can be obtained in time, and personnel can replenish water.

[0021] Optionally, the water outlet pipeline comprises a first water outlet pipe, a second water outlet pipe and a water outlet main pipe, the water inlet end of the first water outlet pipe is communicated with the first water outlet, the water inlet end of the second water outlet pipe is communicated with the second water outlet, the first water outlet pipe is provided with a first water outlet valve, the second water outlet pipe is provided with a second water outlet valve, the water inlet end of the water outlet main pipe is communicated with the water outlet end of the first water outlet pipe, and the water inlet end of the water outlet main pipe is communicated with the water outlet end of the second water outlet pipe.

[0022] By adopting the above technical scheme, in order to supply water to the user, the water flow is discharged through the first water outlet pipe and the second water outlet pipe by arranging the first water outlet pipe and the second water outlet pipe, and the water flow is controlled to flow out of the first water tank and the second water tank by arranging the first water outlet valve and the second water outlet valve.

[0023] Optionally, the first cleaning assembly comprises a first mounting seat, a first spray head and a first cleaning pipe, the first mounting seat is mounted in the first water tank, the first spray head is communicated with the first mounting seat, and the water outlet end of the first cleaning pipe is communicated with the first mounting seat.

[0024] By adopting the above technical scheme, in order to clean the first water tank, the water flow enters the first spray head through the first cleaning pipe and is sprayed out of the first spray head, so as to realize the cleaning of the first water tank, and the second water tank can normally supply water to the user when the first water tank is cleaned.

[0025] Optionally, the second water tank is provided with a second cleaning assembly, the second cleaning assembly comprises a second mounting seat, a second spray head and a second cleaning pipe, the second mounting seat is mounted in the first water tank, the second spray head is communicated with the second mounting seat, and the water outlet end of the second cleaning pipe is communicated with the second mounting seat.

[0026] By adopting the above technical scheme, in order to clean the second water tank, the water flow enters the first spray head through the second cleaning pipe and is sprayed out of the first spray head, so as to realize the cleaning of the second water tank, and the first water tank can normally supply water to the user when the second water tank is cleaned.

[0027] Optionally, the drainage assembly comprises a first drainage pipe and a second drainage pipe, the first water tank is provided with a first drainage port, the second water tank is provided with a second drainage port, the water inlet end of the first drainage pipe is communicated with the first drainage port, the water inlet end of the second drainage pipe is communicated with the second drainage port, the first drainage pipe is provided with a first drainage valve, and the second drainage pipe is provided with a second drainage valve.

[0028] By adopting the technical scheme, in order to discharge the cleaned water, the first drain pipe and the second drain pipe are arranged to discharge the water in the first water tank and the second water tank.

[0029] In summary, the present application has at least one of the following beneficial technical effects:

[0030] 1. The present application is provided with the first water tank and the second water tank, when any one of the first water tank or the second water tank needs to be cleaned, the other one can still supply water to the user, so that the water supply to the user is not affected during the cleaning of the water tank.

[0031] 2. The present application is provided with the first liquid level sensor and the second liquid level sensor, which facilitates the observation of the water level and flow in the first water tank and the second water tank, and facilitates the timely water replenishment;

[0032] 3. The present application is provided with the connecting pipe and the intercommunication valve, when the water inlet main pipe is blocked, the personnel can realize the intercommunication of the water flow between the first water tank and the second water tank through the connecting pipe. BRIEF DESCRIPTION OF DRAWINGS

[0033] Figure 1 is a structural schematic view of the first water tank and the second water tank of the present application;

[0034] Figure 2 is a structural schematic view of the drain assembly of the present application;

[0035] Figure 3 is a front view of the secondary water supply double water tank automatic cleaning device of the present application.

[0036] BRIEF DESCRIPTION OF DRAWINGS 1. first water tank; 11. first water inlet; 12. first water outlet; 13. first liquid level sensor; 14. connecting pipe; 141. intercommunication valve; 15. first drain port; 2. second water tank; 21. second water inlet; 22. second water outlet; 23. second liquid level sensor; 24. second drain port; 3. water outlet pipeline; 31. first water outlet pipe; 311. first water outlet valve; 32. second water outlet pipe; 321. second water outlet valve; 33. water outlet main pipe; 4. first cleaning assembly; 41. first mounting seat; 42. first spray head; 43. first cleaning pipe; 421. first control valve; 43. cleaning main pipe; 431. water pump; 5. second cleaning assembly; 51. second mounting seat; 52. second spray head; 53. second cleaning pipe; 531. second control valve; 6. water inlet pipeline; 61. first water inlet pipe; 611. first water inlet valve; 62. second water inlet pipe; 621. second water inlet valve; 63. water inlet main pipe; 7. drain assembly; 71. first drain pipe; 711. first drain valve; 72. second drain pipe; 721. second drain valve; 73. drain main pipe; 731. flow meter; 8. control system. DETAILED DESCRIPTION

[0037] The application will be further described below in conjunction with the accompanying drawings. Figures 1-3 The application will be further described below in conjunction with the accompanying drawings.

[0038] The application discloses a secondary water supply double water tank automatic cleaning device. Referring to Figure 1 , the secondary water supply double water tank automatic cleaning device comprises a first water tank 1, a second water tank 2 and a water outlet pipeline 3, the first water tank 1 is provided with a first water inlet 11 and a first water outlet 12, the second water tank 2 is provided with a second water inlet 21 and a second water outlet 22, the first water tank 1 is provided with a first cleaning assembly 4, the second water tank 2 is provided with a second cleaning assembly 5, the water outlet pipeline 3 is connected to the first water outlet 12 of the first water tank 1, the water outlet pipeline 3 is connected to the second water outlet 22 of the second water tank 2, the first water tank 1 and the second water tank 2 supply water to users, the first cleaning assembly 4 can clean the first water tank 1, the second cleaning assembly 5 can clean the second water tank 2, when the first water tank 1 or the second water tank 2 needs to be cleaned, the other can continue to supply water to users, so that the supply of water source is not affected.

[0039] Referring to Figure 1 , in order to supply water to the first water tank 1 and the second water tank 2, the secondary water supply double water tank automatic cleaning device further comprises a water inlet pipeline 6, the water inlet pipeline 6 comprises a first water inlet pipeline 61 and a second water inlet pipeline 62, the water outlet end of the first water inlet pipeline 61 is connected to the first water inlet 11 of the first water tank 1, the water outlet end of the second water inlet pipeline 62 is connected to the second water inlet 21 of the second water tank 2, the first water inlet pipeline 61 is provided with a first water inlet valve 611, the second water inlet pipeline 62 is provided with a second water inlet valve 621, so that water is supplied to the first water tank 1 from the first water inlet pipeline 61 and water is supplied to the second water tank 2 from the second water inlet pipeline 62.

[0040] Referring to Figure 1 , in order to uniformly supply water to the first water inlet pipeline 61 and the second water inlet pipeline 62, the water inlet pipeline 6 further comprises a water inlet main pipeline 63, the water outlet end of the water inlet main pipeline 63 is connected to the water inlet end of the first water inlet pipeline 61, the water outlet end of the water inlet main pipeline 63 is connected to the water inlet end of the second water inlet pipeline 62, and the water inlet end of the water inlet main pipeline 63 is connected to a water source.

[0041] Referring to Figure 1 and Figure 2 , in order to clean the first water tank 1, the first cleaning assembly 4 comprises a first mounting base 41, a first spray head 42 and a first cleaning pipeline 43, the first mounting base 41 is mounted in the first water tank 1, the first spray head 42 is connected to the first mounting base 41, the water outlet end of the first cleaning pipeline 43 is connected to the first mounting base 41, and the water inlet end of the first cleaning pipeline 43 is directly or indirectly connected to the water inlet main pipeline 63, so that the water source is connected to the first spray head 42 from the water inlet main pipeline 63, and the first water tank 1 is cleaned by water sprayed from the first spray head 42.

[0042] With reference to Figure 2 , in order to improve the cleaning efficiency of the first water tank 1, the first spray head 42 is provided with multiple, and the first spray head 42 is provided with multiple along the circumference of the first mounting seat 41.

[0043] With reference to Figure 2 , in order to clean the second water tank 2, the second cleaning assembly 5 includes a second mounting seat 51, a second spray head 52 and a second cleaning pipe 53, the second mounting seat 51 is installed in the first water tank 1, the second spray head 52 is communicated with the second mounting seat 51, the water outlet end of the second cleaning pipe 53 is communicated with the second mounting seat 51, and the water inlet end of the second cleaning pipe 53 is communicated with the water source. The water source is connected to the second spray head 52, and the second spray head 52 sprays water to clean the inside of the first water tank 1.

[0044] With reference to Figure 2 , in order to improve the cleaning efficiency of the second water tank 2, the second spray head 52 is provided with multiple, and the second spray head 52 is provided with multiple along the circumference of the second mounting seat 51.

[0045] With reference to Figure 2 , in order to facilitate the water inlet of the first cleaning pipe 43 and the second cleaning pipe 53, the first cleaning assembly 4 is communicated with a cleaning main pipe 43, the water inlet end of the cleaning main pipe 43 is communicated with the water source, the water outlet end of the cleaning main pipe 43 is communicated with the water inlet end of the first cleaning pipe 43, the water outlet end of the cleaning main pipe 43 is communicated with the water inlet end of the second cleaning pipe 53, the first cleaning pipe 43 is provided with a first control valve 421, the second cleaning pipe 53 is provided with a second control valve 531, and the cleaning main pipe 43 is provided with a water pump 431.

[0046] With reference to Figure 2 , in order to discharge the water cleaned in the first water tank 1 and the second water tank 2, the secondary water supply double water tank automatic cleaning device further includes a drainage assembly 7, the drainage assembly 7 includes a first drainage pipe 71, a second drainage pipe 72 and a drainage main pipe 73, the first water tank 1 is provided with a first drainage port 15, the second water tank 2 is provided with a second drainage port 24, the water inlet end of the first drainage pipe 71 is communicated with the first drainage port 15, the water inlet end of the second drainage pipe 72 is communicated with the second drainage port 24, the water inlet end of the drainage main pipe 73 is communicated with the water outlet end of the first drainage pipe 71, and the water inlet end of the drainage main pipe 73 is communicated with the water outlet end of the second drainage pipe 72. The first drainage pipe 71 is provided with a first drainage valve 711, and the second drainage pipe 72 is provided with a second drainage valve 712.

[0047] With reference to Figure 2 , in order to facilitate the observation of the flow of water when cleaning the first water tank 1 or the second water tank 2, the drainage main pipe 73 is communicated with a flow meter 731.

[0048] With reference to Figure 2When the first water tank 1 or the second water tank 2 stores insufficient water, it is necessary to feed back to the personnel in time, so as to supply water in time. For this purpose, the first water tank 1 is connected with a first liquid level sensor 13, and the second water tank 2 is connected with a second liquid level sensor 23. When the first liquid level sensor 13 appears a feedback signal, the first water inlet valve 611 is opened, and the water source enters the first water tank 1 through the water inlet main pipe 63 and the first water inlet pipe 61 in turn. Similarly, when the second liquid level sensor 23 appears a feedback signal, the second water inlet valve 621 is opened, and the water source enters the second water tank 2 through the water inlet main pipe 63 and the second water inlet pipe 62 in turn.

[0049] With reference to Figure 1 and Figure 2 , if the water inlet main pipe 61 is blocked, in order to ensure that the first water tank 1 or the second water tank 2 can supply water, the first water tank 1 is connected with the second water tank 2 through a connecting pipe 14, and a mutual valve 141 is arranged on the connecting pipe 14. When the mutual valve 141 is opened, the water in the first water tank 1 and the second water tank 2 can be mutually communicated.

[0050] With reference to Figure 1 , in order to supply the water in the first water tank 1 or the second water tank 2 to the user, the water outlet pipeline 3 includes a first water outlet pipe 31, a second water outlet pipe 32 and a water outlet main pipe 33. The water inlet end of the first water outlet pipe 31 is connected with the first water outlet 12, the water inlet end of the second water outlet pipe 32 is connected with the second water outlet 22, the first water outlet pipe 31 is provided with a first water outlet valve 311, the second water outlet pipe 32 is provided with a second water outlet valve 321, the water inlet end of the water outlet main pipe 33 is connected with the water outlet end of the first water outlet pipe 31, and the water inlet end of the water outlet main pipe 33 is connected with the water outlet end of the second water outlet pipe 32.

[0051] With reference to Figure 1 , by arranging the first water tank 1 and the second water tank 2, the first water tank 1 and the second water tank 2 can be used simultaneously or separately. At different time periods, when the water flow required is small, any one of the first water tank 1 or the second water tank 2 can be used to supply water, and when the water flow required is large, the first water tank 1 and the second water tank 2 can be used to supply water simultaneously.

[0052] With reference to Figure 1 and Figure 2When the first water tank 1 needs to be cleaned, the water pump 431 and the first control valve 421 are opened, the second control valve 531 and the second water inlet valve 621 are closed, the water flows into the first spray head 42 through the cleaning main pipe 43 and the first cleaning pipe 43 and sprays, the second water tank 2 continues to supply water to the user, after cleaning, the first drain valve 711 is opened to drain water, when the second water tank 2 needs to be cleaned, the second control valve 531 is opened, the first control valve 421 and the second water inlet valve 621 are closed, the water flows into the second spray head 52 through the cleaning main pipe 43 and the second cleaning pipe 53 and sprays, the first water tank 1 continues to supply water to the user, after cleaning, the second drain valve 721 is opened to drain water.

[0053] Referring to Figure 3 In order to control the closing and opening of the first water inlet valve 611, the second water inlet valve 621, the intercommunication valve 141, the first control valve 421, the second control valve 531, the first water outlet valve 311, the second water outlet valve 321, the first drain valve 711 and the second drain valve 721, the secondary water supply double water tank automatic cleaning device is further provided with a control system 8, the control system 8 is connected with the first water inlet valve 611, the second water inlet valve 621, the intercommunication valve 141, the first control valve 421, the second control valve 531, the first water outlet valve 311, the second water outlet valve 321, the first drain valve 711 and the second drain valve 721, and the control system 8 is connected with the first liquid level sensor 13 and the second liquid level sensor 23.

[0054] The implementation principle of the secondary water supply double water tank automatic cleaning device is as follows: when a large water flow is needed, the first water outlet valve 311 and the second water outlet valve 321 are opened, and the first water tank 1 and the second water tank 2 supply water at the same time; when a small water flow is needed, the first water outlet valve 311 or the second water outlet valve 321 is opened, and the first water tank 1 or the second water tank 2 supplies water.

[0055] When the first water tank 1 needs to be cleaned, the water pump 431 and the first control valve 421 are opened, the second control valve 531 and the second water inlet valve 621 are closed, the water flows into the first spray head 42 through the cleaning main pipe 43 and the first cleaning pipe 43 and sprays, the second water tank 2 continues to supply water to the user, after cleaning, the first drain valve 711 is opened to drain water, when the second water tank 2 needs to be cleaned, the second control valve 531 is opened, the first control valve 421 and the second water inlet valve 621 are closed, the water flows into the second spray head 52 through the cleaning main pipe 43 and the second cleaning pipe 53 and sprays, the first water tank 1 continues to supply water to the user, after cleaning, the second drain valve 721 is opened to drain water.

[0056] The above are preferred embodiments of the present application, which do not limit the protection scope of the present application, therefore: any equivalent changes made on the structure, shape and principle of the present application should be covered within the protection scope of the present application.

Claims

1. A secondary water supply double water tank automatic cleaning device, characterized in that: It include first water tank (1), second water tank (2) and water outlet pipeline (3); The first water tank (1) is provided with a first water inlet (11) and a first water outlet (12), and the second water tank (2) is provided with a second water inlet (21) and a second water outlet (22); The first water tank (1) is provided with a first cleaning assembly (4), and the second water tank (2) is provided with a second cleaning assembly (5); The water outlet pipeline (3) is connected to the first water outlet (12) of the first water tank (1), and the water outlet pipeline (3) is connected to the second water outlet (22) of the second water tank (2).

2. The automatic cleaning device for double water tanks of secondary water supply according to claim 1, characterized in that: It also includes a water inlet pipeline (6), the water inlet pipeline (6) includes a first water inlet pipe (61) and a second water inlet pipe (62), the water outlet end of the first water inlet pipe (61) is connected to the first water inlet (11) of the first water tank (1), the water outlet end of the second water inlet pipe (62) is connected to the second water inlet (21) of the second water tank (2), the first water inlet pipe (61) is provided with a first water inlet valve (611), and the second water inlet pipe (62) is provided with a second water inlet valve (621).

3. The automatic cleaning device for double water tanks of secondary water supply according to claim 2, characterized in that: The water inlet pipeline (6) also includes a water inlet main pipe (63), the water outlet end of the water inlet main pipe (63) is connected to the water inlet end of the first water inlet pipe (61), and the water outlet end of the water inlet main pipe (63) is connected to the water inlet end of the second water inlet pipe (62).

4. The automatic cleaning device for dual water tanks of secondary water supply according to claim 1, characterized in that: The first water tank (1) is connected to the second water tank (2) through a connecting pipe (14), and the connecting pipe (14) is provided with a mutual valve (141).

5. The automatic cleaning device for dual water tanks of secondary water supply according to claim 1, characterized in that: The first water tank (1) is connected with a first liquid level sensor (13), and the second water tank (2) is connected with a second liquid level sensor (23).

6. The automatic cleaning device for dual water tanks of secondary water supply according to claim 1, characterized in that: The water outlet pipeline (3) includes a first water outlet pipe (31), a second water outlet pipe (32) and a water outlet main pipe (33), the water inlet end of the first water outlet pipe (31) is connected to the first water outlet (12), the water inlet end of the second water outlet pipe (32) is connected to the second water outlet (22), the first water outlet pipe (31) is provided with a first water outlet valve (311), the second water outlet pipe (32) is provided with a second water outlet valve (321), the water inlet end of the water outlet main pipe (33) is connected to the water outlet end of the first water outlet pipe (31), and the water inlet end of the water outlet main pipe (33) is connected to the water outlet end of the second water outlet pipe (32).

7. The automatic cleaning device for dual water tanks of secondary water supply according to claim 1, characterized in that: The first cleaning assembly (4) includes a first mounting seat (41), a first spray head (42) and a first cleaning pipe (43), the first mounting seat (41) is installed in the first water tank (1), the first spray head (42) is connected to the first mounting seat (41), and the water outlet end of the first cleaning pipe (43) is connected to the first mounting seat (41).

8. The automatic cleaning device for dual water tanks of secondary water supply according to claim 1, characterized in that: The second cleaning assembly (5) comprises a second mounting base (51), a second spray head (52) and a second cleaning pipe (53), the second mounting base (51) is mounted in the first water tank (1), the second spray head (52) is communicated with the second mounting base (51), and the water outlet end of the second cleaning pipe (53) is communicated with the second mounting base (51).

9. The automatic cleaning device for dual water tanks of secondary water supply according to claim 1, characterized in that: Further comprising a drainage assembly (7), the drainage assembly (7) comprises a first drainage pipe (71) and a second drainage pipe (72), the first water tank (1) is provided with a first drainage opening (15), the second water tank (2) is provided with a second drainage opening (24), the water inlet end of the first drainage pipe (71) is communicated with the first drainage opening (15), the water inlet end of the second drainage pipe (72) is communicated with the second drainage opening (24), the first drainage pipe (71) is provided with a first drainage valve (711), and the second drainage pipe (72) is provided with a second drainage valve (721).