Highly integrated pure water treatment device

Abstract

The utility model relates to the technical field of water treatment, in particular to a highly integrated pure water treatment device which comprises an integrated frame, a precision filter, a water inlet header pipe, a first-stage reverse osmosis pump, a first-stage RO membrane, a second-stage reverse osmosis pump and a second-stage RO membrane are arranged in the integrated frame, an inlet of the precision filter is communicated with the water inlet header pipe, and an outlet of the precision filter is communicated with the water inlet header pipe. An outlet of the precision filter is connected with a first-stage reverse osmosis pump, an outlet of the first-stage reverse osmosis pump is connected with a first-stage RO membrane, a concentrated water outlet of the first-stage RO membrane is communicated to a trench through a pipeline, a pure water outlet of the first-stage RO membrane is connected with a second-stage reverse osmosis pump, and an outlet of the second-stage reverse osmosis pump is communicated with a second-stage RO membrane; a pure water outlet of the second-stage RO membrane is connected between the first-stage RO pump and the water inlet header pipe through a pipeline, a pure water outlet of the second-stage RO membrane is connected to the pure water tank through a water pipe, and a control system is arranged in the integrated frame, so that the effects that the occupied space of the pure water treatment device is smaller, and the pure water preparation rate is higher are achieved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of water treatment, in particular to a highly integrated pure water treatment device. BACKGROUND

[0002] Pure water refers to water without impurities, simply referred to as clean water or pure water, which is pure, clean, and does not contain impurities or bacteria, such as organic pollutants, inorganic salts, any additives, and various impurities. The process of processing raw water into pure water in accordance with the drinking water health standard is referred to as a pure water treatment method.

[0003] In the existing water treatment device for producing pure water, raw water is treated by reverse osmosis technology after pre-treatment processes such as filtration and activated carbon adsorption, and pure water that meets the standard can be obtained for drinking. After the water flow is treated by the RO reverse osmosis membrane, two parts of water flow, namely the required pure water 1 and waste water 2, are produced. The pure water 1 is directly or filtered by activated carbon into a pure water tank or water pipe for drinking, and the waste water 2 is directly discharged.

[0004] The prior art in the above has the following defects: the existing pure water treatment device has the problems of large occupied area and low pure water production rate. CONTENT OF THE INVENTION

[0005] The present application provides a highly integrated pure water treatment device in order to make the pure water treatment device occupy less space and have a higher pure water production rate.

[0006] The above technical purpose of the present application is achieved by the following technical scheme:

[0007] A highly integrated pure water treatment device, comprising an integrated frame, a precision filter, a water inlet main pipe, a first reverse osmosis pump, a first RO membrane, a second reverse osmosis pump, and a second RO membrane are arranged in the integrated frame. The inlet of the precision filter is communicated with the water inlet main pipe, the outlet of the precision filter is connected with the first reverse osmosis pump, the outlet of the first reverse osmosis pump is connected with the first RO membrane, the concentrated water outlet of the first RO membrane is communicated to a ditch through a pipeline, the pure water outlet of the first RO membrane is connected with the second reverse osmosis pump, the outlet of the second reverse osmosis pump is communicated with the second RO membrane, the pure water outlet of the second RO membrane is connected to the first reverse osmosis pump and the water inlet main pipe through a pipeline, the pure water outlet of the second RO membrane is connected to a pure water tank through a water pipe, and a control system is arranged in the integrated frame.

[0008] By adopting the above scheme, tap water enters the pure water unit from the water inlet main; the tap water is filtered by the precision filter to remove small physical particles in the water; the tap water is pumped by the first reverse osmosis pump, and then the tap water is subjected to reverse osmosis treatment by the first RO membrane, and the first concentrated water generated is discharged to a ditch or a subsequent recovery device for recovery; the first pure water generated is subjected to re-pressurization by the second reverse osmosis pump, and then the first pure water is subjected to reverse osmosis treatment by the second RO membrane, and the pure water generated flows into the pure water tank for storage, and the second concentrated water generated flows back to the first reverse osmosis pump for reverse osmosis treatment again, thereby improving the pure water production rate, and the various structures are integrated together by the integrated frame, so that the land occupation effect of the pure water treatment device is better.

[0009] Optionally, a pressure gauge group is arranged in the integrated frame, and the pressure gauge group measures the water pressure before the precision filter, before the first RO membrane, after the first RO membrane, before the second RO membrane, and after the second RO membrane, and the pressure gauge group is connected with the control system.

[0010] By adopting the above scheme, the pressure gauge group enables the operator to observe the water pressure at various positions of the device, and the connection of the pressure gauge group with the control system enables the control system to monitor the water pressure at various positions of the device, so that the control system can adjust the various structures according to the water pressure at various positions.

[0011] Optionally, a first pump post-maintenance valve is arranged between the first reverse osmosis pump and the first RO membrane, and a second pump post-maintenance valve is arranged between the second reverse osmosis pump and the second RO membrane.

[0012] By adopting the above scheme, when the first reverse osmosis pump or the second reverse osmosis pump fails, the operator can more conveniently perform maintenance.

[0013] Optionally, a first concentrated water valve is arranged at the concentrated water outlet of the first RO membrane, and a second concentrated water valve is arranged at the concentrated water outlet of the second RO membrane, and the first concentrated water valve and the second concentrated water valve are connected with the control system.

[0014] By adopting the above scheme, the first concentrated water valve is arranged to adjust the flow of the first concentrated water, and the second concentrated water valve is arranged to adjust the flow of the second concentrated water.

[0015] Optionally, a flow meter group is connected with the integrated frame, and the flow meter group is used to measure the flow at the position after the first concentrated water valve, at the pure water outlet of the first RO membrane, after the second concentrated water valve, and at the outlet of the second RO membrane, and the flow meter group is connected with the control system.

[0016] By adopting the above scheme, the operator can observe the flow at various positions, and the control system can detect the flow at various positions by the flow meter, and adjust the various structures by the flow, to ensure normal operation of the system.

[0017] Optionally, the primary RO membrane pure water outlet is connected with a primary conductivity detector, the secondary RO membrane pure water outlet is connected with a secondary conductivity detector, and the primary conductivity detector and the secondary conductivity detector are connected with the control system.

[0018] By adopting the above scheme, the control system automatically judges whether the backwashing is needed according to the pure water conductivity detected by the primary conductivity detector and the secondary conductivity detector.

[0019] Optionally, the integrated frame is provided with a through hole for facilitating the maintenance and installation of the treatment device.

[0020] By adopting the above scheme, the operator can more conveniently install and maintain the structure in the integrated frame.

[0021] Optionally, the integrated frame is provided with a nail hole for the nail to pass through.

[0022] By adopting the above scheme, the integrated frame can be fixed by the nail, the pure water treatment device can be hung or installed on the ground, and the footprint of the pure water treatment device is smaller.

[0023] In summary, the present application has the following technical effects:

[0024] 1. The structures in the treatment device are integrated by the integrated frame, the secondary reverse osmosis pump and the secondary RO membrane, the concentrated water treated by the secondary RO membrane reverse osmosis is circulated to the primary osmosis pump for treatment, the pure water treatment device occupies a smaller space, and the pure water production rate is higher.

[0025] 2. The primary pump post maintenance valve and the secondary pump post maintenance valve are provided, so that the operator can more conveniently maintain the primary reverse osmosis pump and the secondary reverse osmosis pump.

[0026] 3. The primary concentrated water valve and the secondary concentrated water valve are provided, so that the operator can adjust the flow of the primary concentrated water and the secondary concentrated water. BRIEF DESCRIPTION OF DRAWINGS

[0027] Figure 1 is a schematic diagram of the overall structure of the present application;

[0028] Figure 2 is a front view of the overall structure of the present application;

[0029] Figure 3 is a left view of the overall structure of the present application;

[0030] Figure 4 is an upper view of the overall structure of the present application;

[0031] Figure 5 is a rear view of the overall structure of the present application;

[0032] Figure 6 is the schematic diagram of the overall structure connection of the application.

[0033] In the figure, 1 is a water inlet main pipe; 2 is a pure water outlet; 3 is a precision filter; 4 is a secondary conductivity detector; 5 is a primary conductivity detector; 61 is a primary RO membrane; 62 is a secondary RO membrane; 7 is an integrated frame; 8 is a primary reverse osmosis pump; 9 is a secondary reverse osmosis pump; 10 is a concentrated water recovery valve; 11 is a secondary pump post maintenance valve; 12 is a primary pump post maintenance valve; 13 is a flow meter group; 14 is a pressure gauge group; 15 is a secondary concentrated water valve; 16 is a primary concentrated water valve; and 17 is a control system. DETAILED DESCRIPTION

[0034] The application will be further described in detail below with reference to the accompanying drawings.

[0035] Reference Figures 1-5 A highly integrated pure water treatment device, comprising an integrated frame 7, wherein a precision filter 3, a water inlet main pipe 1, a primary reverse osmosis pump 8, a primary RO membrane 61, a secondary reverse osmosis pump 9 and a secondary RO membrane 62 are arranged in the integrated frame 7, the inlet of the precision filter 3 is communicated with the water inlet main pipe 1, the outlet of the precision filter 3 is connected with the primary reverse osmosis pump 8, the outlet of the primary reverse osmosis pump 8 is connected with the primary RO membrane 61, the concentrated water outlet of the primary RO membrane 61 is communicated with a ditch through a pipeline, the pure water outlet of the primary RO membrane 61 is connected with the secondary reverse osmosis pump 9, the outlet of the secondary reverse osmosis pump 9 is communicated with the secondary RO membrane 62, the pure water outlet of the secondary RO membrane 62 is connected with the primary reverse osmosis pump 8 and the water inlet main pipe 1 through a pipeline, the pure water outlet 2 of the secondary RO membrane 62 is connected with a pure water tank through a water pipe, and the integrated frame 7 is provided with a control system 17. Tap water enters the pure water unit from the water inlet main pipe 1; the tap water is filtered by the precision filter 3 to remove small physical particles in the water; the tap water is pressurized by the primary reverse osmosis pump 8, and then the tap water is subjected to reverse osmosis treatment by the primary RO membrane 61, and the generated primary concentrated water is discharged to the ditch or a subsequent recovery device for recovery; the generated primary pure water is pressurized again by the secondary reverse osmosis pump, and then the primary pure water is subjected to reverse osmosis treatment by the secondary RO membrane 62, and the generated pure water flows into the pure water tank for storage, and the generated secondary concentrated water flows back to the primary reverse osmosis pump to be subjected to reverse osmosis treatment again, so as to improve the pure water production rate, and the integrated frame 7 is used to integrate various structures together, so that the land occupation effect of the pure water treatment device is better.

[0036] A plurality of through holes are formed on the surface of the integrated frame 7, through which the operator can more conveniently place each structure of the treatment device into the integrated frame 7, facilitating the installation of the treatment device, and a hole capable of allowing a nail to pass through is formed at the edge of the integrated frame 7, allowing the integrated frame 7 to be fixed by a nail, allowing the pure water treatment device to be suspended or installed on the ground, and allowing the pure water treatment device to occupy a smaller area. A first pump post maintenance valve 12 is arranged between the first reverse osmosis pump 8 and the first RO membrane 61, and a second pump post maintenance valve 11 is arranged between the second reverse osmosis pump 9 and the second RO membrane 62, facilitating the operator to maintain the first reverse osmosis pump and the second reverse osmosis pump.

[0037] A pressure gauge set 14 is arranged in the integrated frame 7, which measures the water pressure before the precision filter 3, before the first RO membrane 61, after the first RO membrane 61, before the second RO membrane 62, and after the second RO membrane 62, and is connected with the control system 17. The arrangement of the pressure gauge set 14 allows the operator to observe the water pressure at each position of the device, and the connection of the pressure gauge set 14 with the control system 17 allows the control system 17 to monitor the water pressure at each position of the device, so that the control system 17 can adjust each structure according to the water pressure at each position.

[0038] A first concentrated water valve 16 is arranged at the concentrated water outlet of the first RO membrane 61, and a second concentrated water valve 15 is arranged at the concentrated water outlet of the second RO membrane 62, both of which are connected with the control system 17. The flow meter set 13 is used to measure the flow rate after the first concentrated water valve 16, at the pure water outlet 2 of the first RO membrane 61, after the second concentrated water valve 15, and at the outlet of the second RO membrane 62, and is connected with the control system 17. This allows the operator to observe the flow rate at each position, and the control system 17 can detect the flow rate at each position through the flow meter and adjust the flow rate through the first concentrated water valve 16 and the second concentrated water valve 15, ensuring the normal operation of the system.

[0039] The pure water outlet 2 of the first RO membrane 61 is connected with a first conductivity detector 5, and the pure water outlet 2 of the second RO membrane 62 is connected with a second conductivity detector 4, both of which are connected with the control system 17. The control system 17 automatically determines whether backwashing is needed according to the pure water conductivity detected by the first conductivity detector 5 and the second conductivity detector 4.

[0040] A concentrated water recovery valve 10 is arranged at the concentrated water outlet of the second RO membrane 62, which has two outlets connected, one of which is connected before the first reverse osmosis pump 8, and the other of which is connected to a ditch. When the concentrated water recovery valve 10 is opened, the concentrated water flows back before the first reverse osmosis pump 8, and when the concentrated water recovery valve 10 is closed, the concentrated water flows into the ditch.

[0041] The control system 17 is provided with three modes: manual, semi-automatic, and full-automatic modes.

[0042] Manual mode: The operator needs to manually control the primary concentrated water valve 16 and the secondary concentrated water valve 15, and manually start the primary reverse osmosis pump 8 and the secondary reverse osmosis pump 9. The opening degree of the primary concentrated water valve 16 and the secondary concentrated water valve 15 needs to be adjusted at the time of first start to ensure that the system pressure is within the range of 1.5 Mpa.

[0043] Semi-automatic mode: Only the start / stop / backwash button needs to be pressed, and the system will start / stop / backwash.

[0044] Full-automatic mode: In this state, the system will monitor the parameters of each state and enter the full-automatic mode, and automatically start / stop and backwash according to the requirements.

[0045] Reference Figure 6 The connection structure of the present application is as follows: tap water enters the water purifier set from the water inlet main pipe 1, and the tap water is filtered by the precision filter 3 to remove small physical particles in the water; the tap water is pressurized by the primary reverse osmosis pump 8 to increase the water pressure from 0.2-0.3 Mpa to 0.8-1.5 Mpa; then the tap water with a pressure of 0.8-1.5 Mpa is delivered to the primary RO membrane 61 for reverse osmosis treatment, during which the primary concentrated water is discharged to the ditch or the subsequent recovery device for recovery after sequentially passing through the primary concentrated water valve 16 and the flowmeter; the primary pure water (with a pressure of about 0.5-0.9 Mpa) is generated and sequentially passes through the primary conductivity detector 5 and the flowmeter, and then reaches the secondary reverse osmosis pump 9; the primary pure water is pressurized again by the secondary reverse osmosis pump 9 to increase the pressure of the primary concentrated water to 0.8-1.5 Mpa, and is pumped into the secondary RO membrane 62 for secondary treatment; the secondary concentrated water is generated and sequentially passes through the secondary concentrated water valve 15, the flowmeter, and the concentrated water recovery valve 10 to flow back to the primary reverse osmosis pump 8 before the pump or to be discharged into the ditch; the secondary pure water is generated and sequentially passes through the secondary conductivity detector 4, the flowmeter group 13, and the pure water outlet 2 to enter the pure water tank.

[0046] The specific embodiment is only an explanation of the present application, and is not a limitation of the present application. Those skilled in the art can make modifications to the embodiment without creative contribution after reading the specification, but as long as the modifications are within the scope of the claims of the present application, they are protected by the patent law.

Claims

1. A highly integrated pure water treatment device, characterized by: The integrated frame (7) is provided with a precision filter (3), a water inlet main pipe (1), a first reverse osmosis pump (8), a first RO membrane (61), a second reverse osmosis pump (9) and a second RO membrane (62) therein, the inlet of the precision filter (3) is communicated with the water inlet main pipe (1), the outlet of the precision filter (3) is connected with the first reverse osmosis pump (8), the outlet of the first reverse osmosis pump (8) is connected with the first RO membrane (61), the concentrated water outlet of the first RO membrane (61) is communicated with a trench through a pipeline, the pure water outlet of the first RO membrane (61) is connected with the second reverse osmosis pump (9), the outlet of the second reverse osmosis pump (9) is communicated with the second RO membrane (62), the pure water outlet of the second RO membrane (62) is connected with the first reverse osmosis pump (8) and the water inlet main pipe (1) through a pipeline, the pure water outlet (2) of the second RO membrane (62) is connected with a pure water tank through a water pipe, and the integrated frame (7) is provided with a control system (17) therein.

2. The highly integrated pure water treatment device according to claim 1, characterized by: The integrated frame (7) is provided with a pressure gauge group (14) for measuring the pressure before the precision filter (3), before the first RO membrane (61), after the first RO membrane (61), before the second RO membrane (62) and after the second RO membrane (62), and the pressure gauge group (14) is connected with the control system (17).

3. The highly integrated pure water treatment device according to claim 1, characterized by: A first pump post maintenance valve (12) is arranged between the first reverse osmosis pump (8) and the first RO membrane (61), and a second pump post maintenance valve (11) is arranged between the second reverse osmosis pump (9) and the second RO membrane (62).

4. The highly integrated pure water treatment device according to claim 1, wherein: A first concentrated water valve (16) is arranged at the concentrated water outlet of the first RO membrane (61), and a second concentrated water valve (15) is arranged at the concentrated water outlet of the second RO membrane (62).

5. The highly integrated pure water treatment device according to claim 4, wherein: The integrated frame (7) is connected with a flow meter group (13) for measuring the flow rate after the first concentrated water valve (16), at the pure water outlet (2) of the first RO membrane (61), after the second concentrated water valve (15) and at the outlet of the second RO membrane (62), and the flow meter group (13) is connected with the control system (17).

6. The highly integrated pure water treatment device according to claim 1, wherein: The pure water outlet (2) of the first RO membrane (61) is connected with a first conductivity detector (5), the pure water outlet (2) of the second RO membrane (62) is connected with a second conductivity detector (4), and the first conductivity detector (5) and the second conductivity detector (4) are both connected with the control system (17).

7. The highly integrated pure water treatment device according to claim 1, wherein: The integrated frame (7) is provided with through holes for facilitating the maintenance and installation of processing devices.

8. The highly integrated pure water treatment device according to claim 1, wherein: Nail holes are arranged on the surface of the integrated frame (7) for nails to pass through.

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