CN203803392U - Integrated device for off-line cleaning and detecting of 8-inch reverse osmosis membrane elements - Google Patents

Abstract

The utility model discloses an integrated device for off-line cleaning and detecting of 8-inch reverse osmosis membrane elements, and solves the defects of online cleaning of the 8-inch reverse osmosis membrane elements in the prior art. The integrated device comprises three water tanks which are communicated with each other; the water outlet pipelines of the water tanks are connected with a low-pressure water pump; a security filter is connected with the other end of the low-pressure water pump; one end of the security filter is connected with three membrane housing pressure vessels; the other end of the security filter is connected with a high-pressure water pump through a water inlet conductivity meter; a water inlet valve is arranged between the security filter and each membrane housing pressure vessel; the high-pressure water pump is further connected with a water inlet manometer; the water producing main pipes of the membrane housing pressure vessels are all connected with a water producing manometer, a water producing flow meter, a water producing conductivity meter and a purified water box used for accommodating purified water in sequence through water producing valves; the concentrated water main pipes of the membrane housing pressure vessel are connected with a concentrated water manometer, a concentrated water flowmeter and a concentrated water box used for accommodating concentrated water in sequence through concentrated water valves.

Description

8 inches of reverse-osmosis membrane element off-lines clean and detect integrated device

Technical field

The utility model relates to reverse-osmosis membrane element off-line cleaning technique field, refers in particular to a kind of off-line for 8 inches of reverse-osmosis membrane elements and cleans detection integrated apparatus.

Background technology

Reverse Osmosis Water Treatment Technology is the new technique of being used widely at China's industry-by-industry the mid-90, since nineteen ninety-five, the use amount of reverse osmosis membrane is on average with annual 20% speed increase, according to conservative statistics, the apparent availability of industrial reverse-osmosis membrane element in 2008 is 853,000 of 8 inches of films, 926,000 of 4 inches of films, the maximum field of domestic reverse osmosis membrane commercial Application is still large-sized boiler make-up water, various industrial pure waters, the market scale of drinking water is taken second place, electronics, pharmacy, beverage, chemical industry, the reverse osmosis membrane application of the industries such as environmental protection also all reaches a certain scale, potential application also has the sewer of recirculated cooling water to process from now on, large-scale desalinization, brackish water desalination, large-scale municipal administration and Industrial Wastewater Treatment.In general, 8 inches of reverse-osmosis membrane elements are mainly used in large-sized boiler make-up water and various industrial pure water, and after polluting, the method for most employing on-line cleaning is recovered the performance of membrane component, and the drawback of the method mainly contains the following aspects:

1, during on-line cleaning, film specific aim for diverse location is poor, owing to not being a membrane component conventionally in a putamina, so also there is difference in the pollution condition of these membrane components, when using the cleaning fluid of same concentration to go to clean the film of different contamination, the film overclean that must cause, and some films clean not enough situation.

2, during on-line cleaning, the flow of circulating pump is generally less than normal for single film, causes the flushing of pollutant not thoroughly, and especially to serious pollution film, the effect of on-line cleaning is just poorer.

3, during on-line cleaning, conventionally to stop production and carry out, must affect normal production like this.

4, cannot judge the quality of single film properties during on-line cleaning.

Summary of the invention

The utility model proposes a kind of 8 inches of reverse-osmosis membrane element off-lines and clean detection integrated device, solved in prior art and adopted on-line cleaning methods to have the problem of many drawbacks for 8 inches of reverse-osmosis membrane elements.

For solving the problems of the technologies described above, the technical solution of the utility model is: 8 inches of reverse-osmosis membrane element off-lines clean and detect integrated device, the water tank that comprises three connections, the outlet conduit of described water tank connects low-pressure pump, and the described low-pressure pump other end connects cartridge filter;

Described cartridge filter one end is connected with three putamina pressure vessels, and the other end is led table by the electricity of intaking and is connected with high-pressure hydraulic pump, between described cartridge filter and three putamina pressure vessels, is equipped with water intaking valve, and described high-pressure hydraulic pump is also connected with inlet gage;

The product jellyfish Guan Jun of three putamina pressure vessels connects successively and produces water pressure table, produces water ga(u)ge, produces that water power is led table and for the pure water tank of splendid attire pure water by producing water valve;

The dense jellyfish Guan Jun of three putamina pressure vessels connects dense water pressure table, concentrated stream amount meter by dense water valve and successively for the dense water tank of the dense water of splendid attire.

Preferably, in described water tank, be provided with heater.

The utility model is adopting the beneficial effect after technique scheme to be:

1. water tank belt having heaters, can control the temperature of cleaning fluid, guarantees under most suitable cleaning temperature, membrane component to be cleaned up hill and dale;

2. the water tank of being furnished with three connections, can be used alone and also can use simultaneously, has saved the time of changing cleaning fluid formula and water filling, has greatly improved the efficiency of cleaning;

3. with cartridge filter, that avoids foreign material in cleaning process brings damage membrane component into;

4. three putamina pressure vessels are all furnished with valve, can clean separately, also can clean simultaneously, easy to use;

5. water inlet and produce water and be furnished with electricity and lead table, can measure accurately to the salt rejection rate of single film;

6. water inlet and dense water are furnished with Pressure gauge, can measure accurately the pressure reduction of single film.

Accompanying drawing explanation

Below in conjunction with drawings and Examples, the utility model is described further:

Fig. 1 is the FB(flow block) of a kind of embodiment.

The specific embodiment

Embodiment:

As shown in Figure 1, these 8 inches of reverse-osmosis membrane element off-lines clean and detect the water tank that integrated device comprises three connections, in described water tank, are provided with heater, and the outlet conduit of described water tank connects low-pressure pump, and the described low-pressure pump other end connects cartridge filter.

Described cartridge filter one end is connected with three putamina pressure vessels, and the other end is led table by the electricity of intaking and is connected with high-pressure hydraulic pump, between described cartridge filter and three putamina pressure vessels, is equipped with water intaking valve, and described high-pressure hydraulic pump is also connected with inlet gage.

The product jellyfish Guan Jun of three putamina pressure vessels connects successively and produces water pressure table, produces water ga(u)ge, produces that water power is led table and for the pure water tank of splendid attire pure water by producing water valve.

The dense jellyfish Guan Jun of three putamina pressure vessels connects dense water pressure table, concentrated stream amount meter by dense water valve and successively for the dense water tank of the dense water of splendid attire.

Use with regard to this embodiment below describes:

While 1, carrying out film detection, open high-pressure hydraulic pump, low-pressure pump closes, open water intaking valve, dense water valve, produce water valve, by adjusting dense water valve size, control the rate of recovery, record intake pressure, water inlet electricity and lead, produce water pressure, produce water power and lead, produce discharge, dense water pressure, concentrated stream amount data, the performance of judgement reverse osmosis membrane.

While 2, cleaning reverse osmosis membrane, open low-pressure pump, high-pressure hydraulic pump closes, and opens water intaking valve, dense water valve, produces water valve, prepares cleaning fluid respectively in water tank 1 and water tank 2 by finite concentration, carry out respectively wash cycles, after every kind of cleaning fluid has cleaned, close water tank 1 and water tank 2, open water tank 3, by cleaning the method for operation, reverse osmosis membrane is rinsed, until the aobvious neutrality of water outlet PH.

During use:

One, the step of cleaning membrane component is:

1. take putamina end cap apart;

2. according to correct water inlet direction, pack membrane component into;

3. install putamina end cap;

4. confirm each valve switch correct (waste water valve wide open, corresponding inlet valve standard-sized sheet), plug in;

5. start low-pressure pump, wash cycles 30 minutes, as waste water variable color, then prepares cleaning fluid circulation 30 minutes, needs repeatedly repeated washing when seriously polluted;

6. stop low-pressure pump, allow membrane component be immersed in cleaning fluid 30 minutes;

7. again start low-pressure pump, wash cycles 30 minutes;

8. with clear water, membrane component is rinsed well, split out.

Two, the step of detection membrane component is:

1. take putamina end cap apart;

2. according to correct water inlet direction, pack membrane component into;

3. install putamina end cap;

4. open the water-in and water-out of a putamina and produce penstock

5. start high-pressure hydraulic pump, regulate concentrated stream amount meter to make inlet pressure rise to 0.7-1.2MPa;

6. record produces water, concentrated stream amount, water inlet, dense water pressure, and water inlet, product water power are led;

7. according to the performance of the parameter evaluation membrane component of record;

8. with clear water, membrane component is rinsed well, split out.

In addition, the parameter that this reverse-osmosis membrane element off-line cleaning detects integrated apparatus is as follows:

Voltage: AC380V/50HZ

Appearance and size: 3200*1800*1200mm.

This reverse-osmosis membrane element off-line clean detect integrated apparatus function as follows:

Clean contaminated RO membrane component, multipotency cleans 3 membrane components (specification: 40 inches of 8 inches of * length of diameter) simultaneously;

Detect the performance of RO membrane component, help client to screen the RO membrane component of eliminating poor-performing.

This reverse-osmosis membrane element off-line cleans detection integrated device not only can make up the deficiency of on-line cleaning, and membrane component is carried out to physics or Chemical cleaning up hill and dale, can detect the performance of single membrane component simultaneously, helps client to screen membrane component.

The utility model is not limited to the above-mentioned specific embodiment, and all are based on technical conceive of the present utility model, and the structural improvement of having done, all falls among protection domain of the present utility model.

Claims (2)

1.8 inches of reverse-osmosis membrane element off-lines clean and detect integrated device, it is characterized in that: comprise the water tank of three connections, the outlet conduit of described water tank connects low-pressure pump, and the described low-pressure pump other end connects cartridge filter;

Described cartridge filter one end is connected with three putamina pressure vessels, and the other end is led table by the electricity of intaking and is connected with high-pressure hydraulic pump, between described cartridge filter and three putamina pressure vessels, is equipped with water intaking valve, and described high-pressure hydraulic pump is also connected with inlet gage;

The product jellyfish Guan Jun of three putamina pressure vessels connects successively and produces water pressure table, produces water ga(u)ge, produces that water power is led table and for the pure water tank of splendid attire pure water by producing water valve;

The dense jellyfish Guan Jun of three putamina pressure vessels connects dense water pressure table, concentrated stream amount meter by dense water valve and successively for the dense water tank of the dense water of splendid attire.

2. 8 inches of reverse-osmosis membrane element off-lines as claimed in claim 1 clean and detect integrated device, it is characterized in that: in described water tank, be provided with heater.