Intelligent direct drinking water supply and return water device

Abstract

The intelligent direct drinking water supply and return device comprises a bottom plate, the top of the bottom plate is fixedly connected with a water tank, a sealing inclined plate is fixedly connected between the circumferential inner walls of the water tank, the top of the sealing inclined plate is provided with a filtering cavity, the bottom of the sealing inclined plate is provided with a water storage cavity, and the left end of the sealing inclined plate is provided with a plurality of water outlet holes. A filter plate, an activated carbon filter box, a medical stone filter box and a calcium sulfite filter box are arranged in the filter cavity from right to left. According to the utility model, unused water at each user water taking point flows back through a pipeline, is collected to a floor water return interface and continues to flow back through a water return pipeline, the conductivity is detected through a conductivity probe, and the return water flows into a filter cavity in the water tank through an unqualified water return pipe when the conductivity is unqualified; the filter plate, the activated carbon filter box, the medical stone filter box and the calcium sulfite filter box are used for filtering return water, and then the return water flows into the water storage cavity from the water outlet hole so as to be recycled.

Description

Technical Field

[0001] The utility model relates to the technical field of direct drinking water systems, in particular to an intelligent direct drinking water supply and return device. Background Art

[0002] The existing ordinary tap water can no longer meet the people's demand for high-quality water. At present, more and more areas in China adopt the mode of differentiated water supply and build two systems of tap water and piped drinking water. The piped drinking water system mainly includes two pipe network systems: water supply and circulating return water. Among them, the circulating return water pipe network system connects the user end and the clean water tank with the return water pipe network. Under the control of relevant motors and valves, the clean water flows through the user end and enters the return water pipe, which is then uniformly transported back to the clean water tank by the return water pipe to realize the water circulation of the piped drinking water system and ensure the freshness and safety of the direct drinking water in the system.

[0003] At present, the existing direct drinking water supply and return water devices have a low degree of automation during use, are unable to discharge and filter unqualified return water in a timely manner, and are unable to clean impurities in the return water, resulting in poor direct drinking water quality in the return water pipeline, thus affecting the quality of the return water. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings of the existing direct drinking water supply and return device in the prior art, which has a low degree of automation during use, cannot discharge and filter unqualified return water in time, and cannot clean impurities in the return water, resulting in poor quality of direct drinking water in the return water pipeline, thereby affecting the quality of the return water, and proposes an intelligent direct drinking water supply and return device.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] An intelligent direct drinking water supply and return device comprises a bottom plate, a water tank is fixedly connected to the top of the bottom plate, a sealing inclined plate is fixedly connected between the circumferential inner walls of the water tank, a filter chamber is arranged on the top of the sealing inclined plate, a water storage chamber is arranged on the bottom of the sealing inclined plate, a plurality of water outlet holes are arranged on the left end of the sealing inclined plate, a filter plate, an activated carbon filter box, a medical stone filter box and a calcium sulfite filter box are arranged from right to left in the filter chamber, a security filter and a shell are fixedly connected to the top of the bottom plate, a conductivity probe is arranged on the top of the shell, a connecting pipe is inserted between the shell and the security filter, and a connecting pipe is connected between the shell and the security filter. A second solenoid valve is provided on the connecting pipe, a first solenoid valve is plugged into the top of the connecting pipe, an unqualified return pipe is plugged into the top of the first solenoid valve, the other end of the unqualified return pipe is connected to the filter chamber, a first inspection valve is provided on the unqualified return pipe, a return pipe is plugged into the left side of the shell, a floor return interface is provided at the other end of the return pipe, a qualified return pipe is plugged into the right side of the safety filter, a water pump is fixedly connected to the top of the base plate, the water inlet end of the water pump is plugged into one end of the qualified return pipe, the water outlet end of the water pump is plugged into the water inlet pipe, and the other end of the water inlet pipe is connected to the water storage chamber.

[0007] Furthermore, the unqualified return water pipe is provided with a first inspection valve.

[0008] Furthermore, the qualified return water pipe is provided with a second inspection valve.

[0009] Furthermore, a raw water interface and a water supply interface are provided at the right end of the water tank.

[0010] Furthermore, an inspection door is provided on the top of the water tank.

[0011] The beneficial effects of the utility model are:

[0012] 1. The unused water from each water intake point of direct drinking water users through pipelines is collected at the floor return water interface and continues to flow back through the return water pipeline. The conductivity is then tested by the conductivity probe. If the conductivity is unqualified, the return water flows into the filter chamber in the water tank through the unqualified return water pipe. Then, the return water is filtered using the filter plate, activated carbon filter box, medical stone filter box and calcium sulfite filter box. After that, it flows from the water outlet to the water storage chamber for recycling.

[0013] 2. An inspection door is provided on the top of the water tank, so that it is convenient to replace and clean the filter plate, activated carbon filter box, medical stone filter box and calcium sulfite filter box to avoid affecting the filtering efficiency of the return water. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a three-dimensional structural schematic diagram of an intelligent direct drinking water supply and return device proposed by the utility model;

[0015] Figure 2This is a rear structural schematic diagram of an intelligent direct drinking water supply and return device proposed by the utility model;

[0016] Figure 3 The utility model provides a cross-sectional structural diagram of an intelligent direct drinking water supply and return device.

[0017] In the figure: 1. Base plate; 2. Water tank; 3. Floor return water interface; 4. Conductivity probe; 5. Connecting pipe; 6. Unqualified return water pipe; 7. First solenoid valve; 8. Second solenoid valve; 9. First inspection valve; 10. Safety filter; 11. Qualified return water pipe; 12. Water pump; 13. Second inspection valve; 14. Water inlet pipe; 15. Sealing inclined plate; 16. Filter chamber; 17. Water storage chamber; 18. Filter plate; 19. Activated carbon filter box; 20. Medical stone filter box; 21. Calcium sulfite filter box; 22. Raw water interface; 23. Water supply interface; 24. Water outlet. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0019] Reference Figure 1-Figure 3An intelligent direct drinking water supply and return device comprises a bottom plate 1, a water tank 2 is fixed to the top of the bottom plate 1 by bolts, a sealing inclined plate 15 is welded between the circumferential inner walls of the water tank 2, a filter chamber 16 is arranged on the top of the sealing inclined plate 15, a water storage chamber 17 is arranged at the bottom of the sealing inclined plate 15, a plurality of water outlet holes 24 are arranged at the left end of the sealing inclined plate 15, a filter plate 18, an activated carbon filter box 19, a medical stone filter box 20 and a calcium sulfite filter box 21 are arranged in the filter chamber 16 from right to left, the impurities in the return water are filtered by the filter plate 18, and the activated carbon filter box 19 is used to remove the impurities in the return water Taste, then, the pH value of the return water is adjusted by the medical stone filter box 20, and then, the residual chlorine is removed by the calcium sulfite filter box 21. The top of the bottom plate 1 is fixed with a security filter 10 and a shell by bolts, and the top of the shell is provided with a conductivity probe 4. A connecting pipe 5 is inserted between the shell and the security filter 10, and a second electromagnetic valve 8 is provided on the connecting pipe 5. The top of the connecting pipe 5 is inserted with a first electromagnetic valve 7, and the top of the first electromagnetic valve 7 is inserted with an unqualified return pipe 6. The other end of the unqualified return pipe 6 is connected to the filter chamber 16, and the unqualified return pipe 6 is provided with a first inspection valve 9. The left side of the shell A return pipe is plugged in, and the other end of the return pipe is provided with a floor return interface 3. The unused water from each user's water intake point of the pipeline direct drinking water is collected to the floor return interface 3 and continues to flow back through the return pipe. The conductivity is then tested by the conductivity probe 4. If the conductivity is unqualified, the return water flows into the filter chamber 16 in the water tank 2 through the unqualified return pipe 6. Then, the return water is filtered by the filter plate 18, the activated carbon filter box 19, the medical stone filter box 20 and the calcium sulfite filter box 21, and then flows from the water outlet 24 to the water storage chamber 17. The right side of the security filter 10 is plugged with a qualified return pipe 11, and the bottom plate A water pump 12 is fixed to the top of 1 by bolts, the water inlet end of the water pump 12 is plugged with one end of a qualified return pipe 11, the water outlet end of the water pump 12 is plugged with an inlet pipe 14, the other end of the inlet pipe 14 is connected to the water storage chamber 17, and the unused water from each user's water intake point of the pipeline direct drinking water is collected to the floor return water interface 3 and continues to flow back to the shell through the return water pipeline, and then the conductivity is detected by the conductivity probe 4. After the conductivity is qualified, the return water flows back to the security filter 10 to filter out the tiny particles remaining in the pipeline, and then enters the water storage chamber 17 of the water tank 2 through the qualified return water pipe 11 and the inlet pipe 14 to mix with the raw water.

[0020] A first inspection valve 9 is provided on the unqualified return water pipe 6, and the circulation of the unqualified return water pipe 6 is controlled by the first inspection valve 9. A second inspection valve 13 is provided on the qualified return water pipe 11, and the circulation of the qualified return water pipe 11 is controlled by the second inspection valve 13. A raw water interface 22 and a water supply interface 23 are provided at the right end of the water tank 2, and an inspection door is provided on the top of the water tank 2, so as to facilitate the replacement and cleaning of the filter plate 18, the activated carbon filter box 19, the medical stone filter box 20 and the calcium sulfite filter box 21.

[0021] The working principle of this embodiment: when in use, the unused water from each user's water intake point of the pipeline direct drinking water is collected to the floor return water interface 3 and continues to flow back to the shell through the return water pipeline, and then the conductivity is detected by the conductivity probe 4. After the conductivity is qualified, the second solenoid valve 8 and the second inspection valve 13 are opened, and the first solenoid valve 7 is closed, so that the return water flows back to the security filter 10 to filter out the remaining tiny particles in the pipeline, and then enters the water storage chamber 17 of the water tank 2 through the qualified return water pipe 11 and the water inlet pipe 14 to mix with the raw water, and then is connected to the direct drinking water machine through the water machine inlet for filtering, disinfection and sterilization again, and is lifted and delivered to the user for drinking by the conveyor water pump for secondary lifting, so that the return water is reciprocated and kept fresh and clean;

[0022] The unused water from each water intake point of the direct drinking water pipe is collected at the floor return water interface 3 and continues to flow back through the return water pipeline. The conductivity is then tested by the conductivity probe 4. If the conductivity is unqualified, the first solenoid valve 7 and the first inspection valve 9 are opened, and the second solenoid valve 8 is closed. The return water flows into the filter chamber 16 in the water tank 2 through the unqualified return water pipe 6, and then the return water is filtered by the filter plate 18, the activated carbon filter box 19, the medical stone filter box 20 and the calcium sulfite filter box 21. After that, it flows from the water outlet 24 to the water storage chamber 17.

[0023] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An intelligent direct drinking water supply and return device, comprising a bottom plate (1), characterized in that: The top of the bottom plate (1) is fixedly connected to a water tank (2), a sealing inclined plate (15) is fixedly connected between the circumferential inner walls of the water tank (2), a filter chamber (16) is provided at the top of the sealing inclined plate (15), a water storage chamber (17) is provided at the bottom of the sealing inclined plate (15), a plurality of water outlet holes (24) are provided at the left end of the sealing inclined plate (15), a filter plate (18), an activated carbon filter box (19), a medical stone filter box (20) and a calcium sulfite filter box (21) are provided in the filter chamber (16) from right to left, a security filter (10) and a housing are fixedly connected to the top of the bottom plate (1), a conductivity probe (4) is provided at the top of the housing, a connecting pipe (5) is inserted between the housing and the security filter (10), and a first The second solenoid valve (8) is provided. The top of the connecting pipe (5) is plugged with a first solenoid valve (7). The top of the first solenoid valve (7) is plugged with an unqualified water return pipe (6). The other end of the unqualified water return pipe (6) is connected to the filter chamber (16). The unqualified water return pipe (6) is provided with a first inspection valve (9). The left side of the housing is plugged with a water return pipe. The other end of the water return pipe is provided with a floor water return interface (3). The right side of the safety filter (10) is plugged with a qualified water return pipe (11). The top of the bottom plate (1) is fixedly connected with a water pump (12). The water inlet end of the water pump (12) is plugged with one end of the qualified water return pipe (11). The water outlet end of the water pump (12) is plugged with a water inlet pipe (14). The other end of the water inlet pipe (14) is connected to the water storage chamber (17).

2. The intelligent direct drinking water supply and return device according to claim 1 is characterized in that: The unqualified water return pipe (6) is provided with a first inspection valve (9).

3. The intelligent direct drinking water supply and return device according to claim 1 is characterized in that: The qualified water return pipe (11) is provided with a second inspection valve (13).

4. The intelligent direct drinking water supply and return device according to claim 1 is characterized in that: The right end of the water tank (2) is provided with a raw water interface (22) and a water supply interface (23).

5. The intelligent direct drinking water supply and return device according to claim 1 is characterized in that: The top of the water tank (2) is provided with an inspection door.

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