CN-224226757-U - Single household type intelligent water purification monitoring and self-cleaning device

Abstract

The utility model discloses a single-user type intelligent water purification monitoring and self-cleaning device, which belongs to the technical field of water filters and comprises a main filter, wherein an ultrafiltration core is arranged in the middle of the main filter, a water outlet end of the ultrafiltration core is provided with a water purification discharge pipe, the end part of the main filter is provided with a temporary water storage cavity for storing purified water, the water purification discharge pipe is communicated with the temporary water storage cavity, the main filter is provided with a first pressure sensor, a second pressure sensor is arranged in the temporary water storage cavity, the temporary water storage cavity can provide a relatively static cavity, so that the second pressure sensor is more accurate when collecting water pressure or air pressure, the pressure difference at two sides of the ultrafiltration core is judged by combining data collected by the first pressure sensor, and the blockage condition of the ultrafiltration core and the self-cleaning degree of the ultrafiltration core are accurately calculated.

Inventors

• LIN FAQING
• Hui Shenglan

Assignees

• 福建共盈科技有限公司

Dates

Publication Date

20260512

Application Date

20250724

Claims (10)

1. 1. A single household intelligent water purification monitoring and self-cleaning device is characterized in that: The filter comprises a main filter, wherein a ultrafiltration core is arranged in the middle of the main filter, a water outlet end of the ultrafiltration core is provided with a purified water outlet pipe, the end part of the main filter is provided with a temporary water storage cavity for storing purified water, and the purified water outlet pipe is communicated with the temporary water storage cavity; The main filter is provided with a first pressure sensor, a second pressure sensor is arranged in the temporary water storage cavity, a bidirectional flushing pump is arranged outside the main filter, one end of the bidirectional flushing pump is communicated with the interior of the temporary water storage cavity, a three-way valve is arranged at the other end of the bidirectional flushing pump, and at least one end of the three-way valve is communicated with outside air.
2. 2. The intelligent single-user water purification monitoring and self-cleaning device as claimed in claim 1, wherein: The water purification discharge pipe passes through the temporary water storage cavity and extends to the outside, the end of the water purification discharge pipe positioned at the outside is provided with a water purification valve, and the side wall of the part of the water purification discharge pipe positioned in the temporary water storage cavity is provided with a communication hole.
3. 3. The intelligent single-user water purification monitoring and self-cleaning device as claimed in claim 1, wherein: The side wall of the top of the temporary water storage cavity is provided with an electric control air valve, one end of the electric control air valve is communicated with the inside of the temporary water storage cavity, and the other end of the electric control air valve is communicated with one end of the bidirectional flushing pump.
4. 4. The intelligent single-user water purification monitoring and self-cleaning device as claimed in claim 3, wherein: The side wall of the bottom of the temporary water storage cavity is provided with an electric control water valve, one end of the electric control water valve is communicated with the inside of the temporary water storage cavity, the other end of the electric control water valve is communicated with one end of the bidirectional flushing pump, and the electric control air valve and the electric control water valve are connected to the same end of the bidirectional flushing pump.
5. 5. The intelligent single-user water purification monitoring and self-cleaning device according to claim 4, wherein: Still include spiral wash pipe, spiral wash pipe is located in the main filter, and spiral wash pipe spiral winding in the outside of super filter core, be provided with a plurality of wash holes on the spiral wash pipe, wash the hole orientation the super filter core sets up, the water inlet end of spiral wash pipe with the one end of three-way valve is connected.
6. 6. The intelligent single-user water purification monitoring and self-cleaning device as claimed in claim 3, wherein: When the temporary water storage cavity stores water, the electric control air valve is opened, the electric control water valve is closed, the bidirectional flushing pump pumps in the direction of the three-way valve, and the three-way valve opens a channel connected with the outside.
7. 7. The intelligent single-user water purification monitoring and self-cleaning device as claimed in claim 6, wherein: When the back flushing is carried out, the electric control air valve is opened, the electric control water valve is closed, the bidirectional flushing pump pumps in the direction of the electric control air valve, the three-way valve opens a channel connected with the outside, the bidirectional flushing pump introduces the outside air into the temporary water storage cavity, and filtered water or air in the temporary water storage cavity is reversely discharged from the ultrafiltration core under the action of pressure.
8. 8. The intelligent single-user water purification monitoring and self-cleaning device according to claim 7, wherein: When the outer wall of the ultrafiltration core is washed, the electric control air valve is closed, the electric control water valve is opened, the bidirectional flushing pump pumps in the direction of the three-way valve, and the three-way valve opens a channel connected with the spiral flushing pipe.
9. 9. The intelligent single-user water purification monitoring and self-cleaning device as claimed in claim 2, wherein: The communication hole is positioned in the middle of the temporary water storage cavity, and when the liquid level in the temporary water storage cavity is reduced to be below the communication hole, air enters the ultrafiltration core from the communication hole.
10. 10. The intelligent single-household water purification monitoring and self-cleaning device according to claim 1, wherein a water inlet joint is arranged on the side wall of the main filter, a water inlet control valve is arranged on the water inlet joint, a sewage outlet is arranged at the bottom of the main filter, and a sewage discharge control valve is arranged on the sewage outlet.

Description

Single household type intelligent water purification monitoring and self-cleaning device Technical Field The utility model relates to the technical field of water filters, in particular to a single-user intelligent water purification monitoring and self-cleaning device. Background The single-family direct drinking water purifying equipment is specially designed for families, and the technical architecture of the single-family direct drinking water purifying equipment is tightly developed around three major core requirements of small space, high efficiency and low maintenance. The hollow fiber membrane is adopted to ensure better filtering effect, and the hollow fiber ultrafiltration membrane with the outer diameter of 0.5-2.0mm and the inner diameter of 0.3-1.4mm is adopted, so that the miniaturization of the filter element is realized through a high-density winding technology, and the filter element can be easily embedded into a kitchen lower space. Aiming at the characteristics of household water, the pore diameter of the membrane is optimized to be 0.01-0.1 mu m, so that pollutants such as bacteria, colloid and the like can be intercepted, beneficial mineral substances such as calcium, magnesium and the like can be reserved, and 'soft water disease' caused by excessive filtration is avoided. Only needs 1-3bar municipal water pressure can operate, does not need the booster pump, reduces equipment noise when reducing the energy consumption, is more suitable for family silence environment. However, the existing single-household type filtering equipment is small in size, a back flushing tank is additionally added to clean the filter element, the cleaning effect is poor, meanwhile, the back cleaning generally adopts a periodic cleaning mode, at this time, part of impurities are likely to be firmly adhered to the ultrafiltration element and are difficult to clean, and whether the filter element is blocked or not and the blocking severity degree cannot be monitored. Disclosure of utility model The present utility model is directed to solving the above-described problems. The utility model aims to provide a single-user intelligent water purification monitoring and self-cleaning device which solves the problems, can adopt double static water pressure difference and air pressure difference combination to verify whether the ultrafiltration core is blocked or not, and effectively monitors the blocking condition of the ultrafiltration core in real time. The intelligent single-user water purification monitoring and self-cleaning device comprises a main filter, wherein a ultrafiltration core is arranged in the middle of the main filter, a water outlet end of the ultrafiltration core is provided with a water purification discharge pipe, the end part of the main filter is provided with a temporary water storage cavity for storing purified water, the water purification discharge pipe is communicated with the temporary water storage cavity, and the integrated design of the temporary water storage cavity enables the device to be more concise and attractive. The main filter is provided with a first pressure sensor, a second pressure sensor is arranged in the temporary water storage cavity, a bidirectional flushing pump is arranged outside the main filter, one end of the bidirectional flushing pump is communicated with the interior of the temporary water storage cavity, a three-way valve is arranged at the other end of the bidirectional flushing pump, and at least one end of the three-way valve is communicated with outside air. The first pressure sensor can detect the static water pressure or air pressure in the main filter, and the second pressure sensor detects the static water pressure or air pressure in the temporary water storage cavity, so that the pressure difference can be effectively calculated, whether the ultrafiltration core is blocked or not is judged, or whether self-cleaning is carried out in place is detected. The water purifying device is characterized in that part of water can be stored in the temporary water storage cavity for self cleaning during normal water supply, the water purifying discharge pipe penetrates through the temporary water storage cavity and extends to the outside, a water purifying valve is arranged at the end part of the water purifying discharge pipe, which is positioned at the outside, and a communication hole is arranged on the part of the side wall of the water purifying discharge pipe, which is positioned in the temporary water storage cavity. The inside atmospheric pressure of control temporary water storage chamber comes control water storage and drainage, temporary water storage chamber top lateral wall is provided with automatically controlled pneumatic valve, automatically controlled pneumatic valve's one end with the inside intercommunication of temporary water storage chamber, the other end with the one end intercommunication of two-way flushing pump. For convenient control i