Complete sets of equipment for supplying drinking water in field

Patent metadata

Field	Value
Publication number	US-12330976-B2
Application number	US-202217817336-A
Country	US
Kind code	B2
Filing date	Aug 3, 2022
Priority date	Oct 27, 2021
Publication date	Jun 17, 2025
Grant date	Jun 17, 2025

Abstract

The present disclosure provides a complete set of equipment for supplying drinking water in field. The complete set of equipment for supplying drinking water in field consists of several units carried by single person, making the water purification equipment easy to use and transport. The complete set of equipment includes a multi-stage filtration unit, a reverse osmosis unit, and a power control unit connected by a plug-in pipeline.

First claim

What is claimed is:

1. A complete set of equipment for supplying drinking water in field, comprising:
a multi-stage filtration unit, a reverse osmosis unit, and a power control unit connected by a plug-in pipeline, wherein the multi-stage filtration unit, the reverse osmosis unit, and the power control unit are units respectively carried by a single person and have frames with rectangular outer contours;
the multi-stage filtration unit including a first raw water inlet, a first pre-filter, a pressure pump, a ceramic membrane separator, a multi-media filter, an ultraviolet sterilizer, and a first purified water outlet connected by a pipe, wherein the first pre-filter, the pressure pump, the ceramic membrane separator, the multi-media filter, and the ultraviolet sterilizer are fixed in the frame;
the multi-stage filtration unit further including a first relief switch, a second relief switch, and a third relief switch, wherein a water inlet of the first relief switch is connected with a water outlet cavity of the first pre-filter, a water inlet of the second relief switch is connected with a water outlet cavity of the ceramic membrane separator, a water inlet of the third relief switch is connected with a water outlet cavity of the multi-media filter, and water outlets of the first relief switch, the second relief switch, and the third relief switch are connected with a first relief port of the multi-stage filtration unit;
the multi-stage filtration unit further including a reclaimed water outlet and a water purification mode switching valve, wherein the water purification mode switching valve has two states of connecting the water outlet cavity of the ceramic membrane separator with the reclaimed water outlet and connecting the water outlet cavity of the multi-media filter and the water inlet cavity of the ultraviolet sterilizer; and
the reverse osmosis unit including a second raw water inlet, a second pre-filter, a high-pressure pump, a reverse osmosis membrane filter, and a second purified water outlet connected by the pipe, wherein the second pre-filter, the high-pressure pump, and the reverse osmosis membrane filter are fixed in the frame, the reverse osmosis unit has a first relief valve, a second relief valve, and a shut-off regulating valve, a water inlet of the first relief valve is connected with a water outlet cavity pipe of the second pre-filter, a water inlet of the second relief valve is connected with a water outlet pipe of the reverse osmosis membrane filter, a water inlet of the shut-off regulating valve is connected with a water inlet cavity pipeline of the reverse osmosis membrane filter, and the first relief valve, water outlets of the second relief valve, and the shut-off regulating valve are connected with a second relief port of the reverse osmosis unit.

2. The complete set of equipment for supplying drinking water in field according to claim 1 , comprising:
the frame of the power control unit having panels on six sides, and the panels being provided with 220V Alternating Current (AC), 24V Direct Current (DC), and 12V DC power inlet;
the panels also being provided with a power outlet for supplying 24V DC to the reverse osmosis unit and the multi-stage filtration unit of water treatment respectively and an auxiliary power outlet for supplying 24V DC to heating jackets of the reverse osmosis unit and the multi-stage filtration unit respectively;
the panels also being provided with separate power output buttons for connecting power buttons, working power of the reverse osmosis unit and the multi-stage filtration unit, and power of the heating jacket; and
a power adapter in the frame including a switching power supply for converting 220V AC to 24V DC and a power converter for converting 12V DC to 24V DC, and the switching power supply including a leakage circuit breaker, and the power converter including a DC circuit breaker.

3. The complete set of equipment for supplying drinking water in field according to claim 2 , wherein the frame of the power control unit is further provided with a high-pressure pump driver for adjusting rotational speed of the high-pressure pump of the reverse osmosis unit, the high-pressure pump driver is located between the 24V DC power supply and a power supply interface of the reverse osmosis unit, and the panel is provided with a signal interface for receiving an adjustment signal of the reverse osmosis unit.

4. The complete set of equipment for supplying drinking water in field according to claim 2 , wherein the frames of the multi-stage filtration unit, the reverse osmosis unit, and the power control unit are respectively provided with buckle ears for carrying each unit.

5. The complete set of equipment for supplying drinking water in field according to claim 1 , wherein the ceramic membrane separator of the multi-stage filtration unit is a cross-flow membrane separator, and a water outlet of a cross-flow valve connected with the water inlet cavity of the ceramic membrane separator is connected with the first relief port.

6. The complete set of equipment for supplying drinking water in field according to claim 5 , further including:
a pressure gauge on the pipe between the cross-flow valve and the water inlet cavity of the ceramic membrane separator, wherein the pressure gauge is located on an operation panel; and
a flow meter on the pipe between the water outlet cavity of the multi-media filter and the purified water outlet, wherein the flow meter is located on the operation panel.

7. The complete set of equipment for supplying drinking water in field according to claim 1 , wherein the multi-stage filtration unit has a first air supply switch and a second air supply switch, and the first air supply switch is connected with a water inlet cavity pipe of the ceramic membrane separator, and the second air supply switch is connected with a water outlet cavity pipe of the ceramic membrane separator.

8. The complete set of equipment for supplying drinking water in field according to claim 1 , wherein the pressure pump of the multi-stage filtration unit includes an electric booster pump and a manual booster pump which are connected in parallel on the pipe, and two parallel nodes are respectively provided with a three-way directional valve.

9. The complete set of equipment for supplying drinking water in field according to claim 1 , further including a water storage unit, wherein the water storage unit is a box that doubles as the multi-stage filtration unit, the reverse osmosis unit, and the power control unit for storing and transporting packaging boxes.

10. The complete set of equipment for supplying drinking water in field according to claim 9 , wherein the water storage unit includes a water volume sensing device, and the water volume sensing device is configured to:
detect a water volume of purified water in the water storage unit; and
issue a water shortage reminder when the water volume is lower than a water volume threshold.

11. The complete set of equipment for supplying drinking water in field according to claim 1 , further including a water quality detection unit and a processing unit, wherein the water quality detection unit is configured to:
determine a water quality detection data of raw water through detecting the raw water;
the processing unit is configured to:
determine a first pressure information of the pressure pump in the multi-stage filtration unit and a second pressure information of the high-pressure pump in the reverse osmosis unit based on the water quality detection data;
obtain purified product water through controlling the multi-stage filtration unit to purify the raw water based on the first pressure information; and
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Assignees

• Univ Changzhou
• Jiangsu Maymuse Environmental Tech Co Ltd

Inventors

• Zhang Yihan
• Zhang Yi
• Shen Min
• Jiang Jianfeng
• Bu Shi

Classifications

• C02F1/008

  Control or steering systems not provided for elsewhere in subclass C02F · CPC title

• B01D2311/14

  Pressure control · CPC title

• B01D2311/24

  Quality control · CPC title

• C02F2209/03

  Pressure · CPC title

• B01D2313/243

  Pumps · CPC title