CN110092445A - It is a kind of with purification and the water treatment facilities of detection function and its detection method of water permeable membrane - Google Patents
It is a kind of with purification and the water treatment facilities of detection function and its detection method of water permeable membrane Download PDFInfo
- Publication number
- CN110092445A CN110092445A CN201910380273.6A CN201910380273A CN110092445A CN 110092445 A CN110092445 A CN 110092445A CN 201910380273 A CN201910380273 A CN 201910380273A CN 110092445 A CN110092445 A CN 110092445A
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- Prior art keywords
- water
- upper mould
- lower die
- mould cover
- die cap
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
- B01D65/10—Testing of membranes or membrane apparatus; Detecting or repairing leaks
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/08—Seawater, e.g. for desalination
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/003—Downstream control, i.e. outlet monitoring, e.g. to check the treating agents, such as halogens or ozone, leaving the process
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
- Y02A20/131—Reverse-osmosis
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention discloses a kind of with the water treatment facilities purified with detection function, its key points of the technical solution are that including raw water storing apparatus, membrane cisterna and output water collecting device, raw water storing apparatus, it is connected between rectangle membrane cisterna and output water collecting device using transmission pipeline, the shut-off valve for preventing water body from passing through is provided on transmission pipeline, membrane cisterna side is provided with hydroelectric generation and electricity collection device, membrane cisterna includes upper mould cover and lower die cap, water permeable membrane is provided between upper mould cover and lower die cap, lower die covers the inlet opening for being provided with and entering for raw water, the apopore for output water outflow is provided on upper mould cover, apopore is set to upper mould cover two sides, the water treatment facilities can effectively improve the efficiency of sea water desalination and purification of waste water, recovery section electric energy simultaneously.
Description
Technical field
It is more particularly to a kind of with water body purification and detection function the present invention relates to field of water treatment equipment
The detection method of water treatment facilities and its membrane for water treatment.
Background technique
Water is Source of life, is human lives' base substance indispensable with production, is treasured irreplaceable on the earth
Your natural resources.As industrialization and Development of China's Urbanization are accelerated, the size of population is sharply increased, and exacerbates water resource pollution and fresh water
Scarcity of resources, and economic development and ecological environment, global water resources crisis that this is also increasingly influencing the whole world are on the rise, sea
Water desalination is the act of open source, is the important supplement and strategic reserves of water resource.Sea water desalination, also known as seawater desalination are separation seas
The technology and process of salt and water in water, its essence is " changing water source with the energy ".Develop by many decades, in the world sea water desalination skill
Art reaches its maturity, and multistage flash distillation MSF, multi-effect distilling MED and reverse osmosis (RO) are three big mainstream technologys of current field of seawater desalination.
Wherein multistage flash distillation and multi-effect distilling belong to thermal method, and the cascade utilization of energy can be achieved in the two, but that there is also initial outlays is big,
The heat exchange area of unit volume is small, and anti-corrosion requires the problems such as high.It is reverse osmosis to belong to embrane method, there is normal-temperature operation, equipment spirit
The advantages that work, wide adaptation range, raw water carries out desalination or purification in membrane cisterna membrane cisterna, but in existing equipment and technology generally only
There is a membrane cisterna, membrane cisterna is very low so as to cause the efficiency that water body purification and film properties detect.
Summary of the invention
For deficiency existing for existing equipment and technology, the purpose of the present invention is to provide one kind with purification and detection function
The water treatment facilities of energy, the water treatment facilities can effectively improve the efficiency of water body purification.
To achieve the above object, the present invention provides the following technical scheme that at a kind of water with purification and detection function
Equipment, including seawater storing apparatus, membrane cisterna and water body collection device are managed, the raw water storing apparatus, membrane cisterna and water body are received
It is connected between acquisition means using transmission pipeline, the shut-off valve for preventing water body from passing through is provided on the transmission pipeline, it is described
Membrane cisterna side is provided with electricity collection device, and the membrane cisterna includes upper mould cover and lower die cap, between the upper mould cover and lower die cap
It is provided with water permeable membrane, the lower die covers the inlet opening for being provided with and entering for seawater, is provided on the upper mould cover for stream of pure water
Apopore out, the apopore are set to upper mould cover two sides.
As a further improvement of the present invention, any one lower die covers the reflux line being provided with for raw water outflow, institute
It states the one end of reflux line far from lower die cap to connect using total flow tube, the reflux line is connected to total flow tube, total flow tube
Condensed water again water conservancy diversion can be entered in raw water storing apparatus, outflow tube, the outflow tube connection are provided on the upper mould cover
In water outlet, the outflow tube is provided with collecting pipe far from one end of upper mould cover, and the outflow tube is connected to collecting pipe, institute
It states collection tube end and is provided with peristaltic pump, the peristaltic pump side is connected with the receiving cup for collecting pure water.
As a further improvement of the present invention, the raw water storing apparatus includes storage cylinder for holding raw water and is used for
The plunger pump that driving seawater flows in transmission pipeline.
As a further improvement of the present invention, the membrane cisterna membrane cisterna is arranged 4, uses transfer tube between the membrane cisterna membrane cisterna
Road is successively in parallel.
As a further improvement of the present invention, the upper mould cover side is provided with the diversion pipe for water body outflow, described to lead
Miniature circulating pump is provided in flow tube, the one end of the diversion pipe far from upper mould cover is connect with power generation and electricity collection device.
As a further improvement of the present invention, it is provided with sealing ring in the lower die cap, is additionally provided in the lower die cap
Seal groove for positioning sealing ring is threadedly coupled between the upper mould cover and lower die cap, is covered when upper mould cover is placed on lower die
It is square, the space flowed through for water body is provided at the water permeable membrane.
Beneficial effects of the present invention:
1, raw water to be poured into inside raw water storing apparatus, raw water is flowed along transmission pipeline, entered inside membrane cisterna by water inlet,
Water inside (water permeable membrane of selection different pore size size, selectivity is through the inorganic molecules and organic macromolecule in water) membrane cisterna
Apopore is reached by water permeable membrane, water is produced and is generated electricity by power generator, then flow direction produces water collecting device.Pass through water permeable membrane
Setting, effectively raw water can be concentrated, refined as output water；By the setting of inlet opening and transmission pipeline, not only
Raw water water conservancy diversion can be entered inside membrane cisterna, and several membrane cisternas can be connected to；By the setting of apopore, will effectively produce
Water outflow；By the setting of water body collection device, effectively pure water collection can be got up, be so just better than the prior art and set
It is standby, the efficiency of original sub-block, and recovery section electric energy are greatly improved, energy consumption is reduced.
2, raw water is flowed into out of water inlet, and a part of water is flowed out by water permeable membrane from water outlet, and remaining water is from reflux
It flows out in pipeline, is flowed back in raw water storing apparatus again using total flow tube, by water permeable membrane from the water that water outlet flows out from out
It is flowed through in flow tube and passes through collecting pipe, peristaltic pump is provided in the end of collecting pipe, after peristaltic pump is opened, above water permeable membrane
Air pressure can be higher than the air pressure below water permeable membrane, therefore by the setting of peristaltic pump, can effectively promote the purification of water permeable membrane,
Peristaltic pump side is connected to receiving cup, by accommodating the setting of cup, can effectively accommodate the production water that purification is completed.The device is not
Purificating raw water can only be played the role of, and can also be used to the flux (permeability rate) and cutoff performance of detection water permeable membrane,
During detection, the shut-off valve on pipeline is closed, a membrane cisterna is left, is detected, be put into difference in each membrane cisterna
Water permeable membrane, detect production water volume in identical amount of time and produce water quality, assess the comprehensive performance of water permeable membrane.
3, raw water storing apparatus includes the storage cylinder for holding raw water, and the raw water in storage cylinder is squeezed into transmission pipeline by plunger pump
In, it is furthermore preferred that concentration detection apparatus can be placed in storage cylinder, and after the raw water solubility in storage cylinder is higher than 50%, concentration
Measuring device sounds the alarm, and fresh raw water is continued to fill into storage cylinder by staff, passes through the setting of storage cylinder, Neng Gouyou
The receiving raw water of effect；By the setting of plunger pump, effectively the seawater in storage cylinder can be inducted into inside pipeline and membrane cisterna.
4,4 membrane cisternas are successively in parallel, it can make have seawater process in 4 membrane cisternas, while 4 groups of independent detection different
Water permeable membrane.
5, it by the production water of water permeable membrane, flows out in collecting pipe from apopore, generates electricity using miniature circulating pump, send out
Electricity out can be done in use, also be can be used for electricity storage, be stored in electricity collection device, collect dress by circulating pump and electricity
The setting set can generate electricity, be energy conservation and environmental protection power-assisted.
6, upper mould cover is placed on the top of lower die cap, to prevent that there is certain leakproofness between upper mould cover and lower die cap,
It is provided with sealing ring between upper mould cover and lower die cap, so set, can prevent air pressure from revealing after peristaltic pump is opened, it is close
Sealing groove opens up into the size being put into for sealing ring, by the setting of seal groove, can effectively position sealing ring, prevent its shifting
It is dynamic.
Detailed description of the invention
Fig. 1 is the process flow chart of water treatment facilities；
Fig. 2 is the three-dimensional structure diagram of water treatment facilities；
Fig. 3 is the perspective view of lower die cap；
Fig. 4 is the perspective view of upper mould cover.
Appended drawing reference: 1, raw water storing apparatus；11, storage cylinder；12, plunger pump；2, membrane cisterna；21, upper mould cover；211, go out to flow
Pipe；212, collecting pipe；213, peristaltic pump；214, cup is accommodated；22, lower die cap；221, inlet opening；222, apopore；223, it flows back
Pipeline；224, total flow tube；23, water permeable membrane；24, diversion pipe；25, miniature circulating pump；3, water body collection device；4, transmission pipeline；
41, shut-off valve；5, electricity collection device；6, sealing ring；61, seal groove.
Specific embodiment
With reference to the accompanying drawings and examples, the present invention is described in more detail.Wherein identical components are with identical
Appended drawing reference indicates.It should be noted that word "front", "rear" used in the following description, "left", "right", "up" and "down"
Refer to that the direction in attached drawing, word " bottom surface " and " top surface ", "inner" and "outside" are referred respectively to towards or away from particular elements
The direction of geometric center.
Shown in 4, a kind of water treatment facilities with purification and detection function of the present embodiment, including seawater
Storing apparatus 1, membrane cisterna 2 and water body collection device 3, between the seawater storing apparatus 1, membrane cisterna 2 and water body collection device 3
It is connected using transmission pipeline 4, the shut-off valve 41 for preventing water body from passing through, 2 side of membrane cisterna is provided on the transmission pipeline 4
Face is provided with electricity collection device 5, and the membrane cisterna 2 includes upper mould cover 21 and lower die cap 22, the upper mould cover 21 and lower die cap 22
Between be provided with water permeable membrane 23, the inlet opening 221 entered for seawater is provided on the lower die cap 22, is set on the upper mould cover 21
It is equipped with the apopore 222 for pure water outflow, the apopore 222 is set to 21 two sides of upper mould cover.
Seawater is poured into inside seawater storing apparatus 1, seawater is flowed along transmission pipeline 4, enters membrane cisterna 2 by water inlet
Inside, the water inside (minerals such as inorganic salts can not be pure water by water permeable membrane 23, therefore by the water of water permeable membrane 23) membrane cisterna 2
Apopore 222 is reached by water permeable membrane 23, pure water a part flows to water body collection device 3 by apopore 222, and a part of is pure
Water flow is to electricity collection device 5, by the setting of water permeable membrane 23, can effectively refine seawater for pure water, pass through inlet opening
221 and transmission pipeline 4 setting, seawater water conservancy diversion can not only be entered inside membrane cisterna 2, and several membrane cisternas 2 can be connected to,
By the setting of apopore 222, effectively pure water can be flowed out, by the setting of water body collection device 3, can effectively by
Pure water collection is got up, and is so just better than the prior art, is greatly improved the efficiency of seawater cleaning.
As a kind of improved specific embodiment, the return pipe for seawater outflow is provided on any one lower die cap 22
Road 223, the one end of the reflux line 223 far from lower die cap 22 are connected using total flow tube 224, the reflux line 223 and total
Flow tube 224 is connected to, and water again water conservancy diversion can be entered in seawater storing apparatus 1, is arranged on the upper mould cover 21 by total flow tube 224
There is outflow tube 211, the outflow tube 211 is connected at water outlet 222, and the outflow tube 211 is set far from one end of upper mould cover 21
It is equipped with collecting pipe 212, the outflow tube 211 is connected to collecting pipe 212, and 212 end of collecting pipe is provided with peristaltic pump
213,213 side of peristaltic pump is connected with the receiving cup 214 for collecting pure water.
Seawater is flowed into out of water inlet, and a part of water is flowed out by water permeable membrane 23 from water outlet, and remaining water is from reflux
It flows out in pipeline 223, is flowed back in seawater storing apparatus 1 again using total flow tube 224, flowed out by water permeable membrane 23 from water outlet
Water flowed through out of outflow tube 211 and pass through collecting pipe 212, be provided with peristaltic pump 213, peristaltic pump in the end of collecting pipe 212
After 213 open, the air pressure of 23 top of water permeable membrane can be higher than the air pressure of 23 lower section of water permeable membrane, therefore setting by peristaltic pump 213
It sets, the purification of water permeable membrane 23 can be effectively promoted, be connected in 213 side of peristaltic pump and accommodate cup 214, by accommodating cup 214
Setting, can effectively accommodate the pure water that purification is completed, which can not only play the role of seawater cleaning, and can also
The permeability rate for being enough in detection water permeable membrane 23 closes the shut-off valve 41 on pipeline during detection, leaves a membrane cisterna
2, it is detected, different water permeable membranes 23 is sequentially placed within the identical quantitative time, check the water of final purification completion i.e.
The permeability rate that can determine whether each water permeable membrane 23 being capable of effective Control experiment variable by the setting of peristaltic pump 213.
As a kind of improved specific embodiment, the seawater storing apparatus 1 includes the storage cylinder for holding seawater
11 and the plunger pump 12 for driving seawater to flow in transmission pipeline 4.
Seawater storing apparatus 1 includes the storage cylinder 11 for holding seawater, and the seawater in storage cylinder 11 is squeezed into biography by plunger pump 12
In defeated pipeline 4, it is furthermore preferred that apparatus for measuring concentration can be placed in storage cylinder 11, when the seawater solubility in storage cylinder 11 is higher than
After 50%, apparatus for measuring concentration sounds the alarm, and seawater is continued to pour into storage cylinder 11 by staff, passes through storage cylinder 11
Setting, can effectively accommodate seawater, by the setting of plunger pump 12, can effectively guide the seawater in storage cylinder 11
Enter inside membrane cisterna 2.
As a kind of improved specific embodiment, the membrane cisterna 2 is arranged 4, uses transmission pipeline between the membrane cisterna 2
4 are sequentially connected in series.
4 membrane cisternas 2 are sequentially connected in series, can make have seawater process in 4 membrane cisternas 2.
As a kind of improved specific embodiment, 21 side of upper mould cover is provided with the diversion pipe for water body outflow
24, miniature circulating pump 25 is provided in the diversion pipe 24, the one end of the diversion pipe 24 far from upper mould cover 21 and electricity are collected
Device 5 connects.
By the pure water of water permeable membrane 23, a part flows out in collecting pipe 212 from apopore 222, another part apopore
222 flow out in band flow tube, generate electricity using miniature circulating pump 25, the electricity of sending can be done in use, also can be used for electricity
Amount storage, is stored in electricity collection device 5, by the setting of circulating pump and electricity collection device 5, can generate electricity, for section
It can environmentally friendly power-assisted.
As a kind of improved specific embodiment, it is provided with sealing ring 6 in the lower die cap 22, in the lower die cap 22
It is additionally provided with the seal groove 61 for positioning sealing ring 6, is threadedly coupled between the upper mould cover 21 and lower die cap 22, works as upper mold
Lid 21 is placed on lower 22 top of die cap, is provided with the space flowed through for water body at the water permeable membrane 23.
Upper mould cover 21 is placed on the top of lower die cap 22, to prevent from having certain sealing between upper mould cover 21 and lower die cap 22
Property, sealing ring 6 is provided between upper mould cover 21 and lower die cap 22, so set, after peristaltic pump 213 is opened, Neng Goufang
Only air pressure is revealed, and seal groove 61 opens up into the size being put into for sealing ring 6, by the setting of seal groove 61, can effectively by
Sealing ring 6 positions, and prevents its movement.
The above is only a preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-mentioned implementation
Example, all technical solutions belonged under thinking of the present invention all belong to the scope of protection of the present invention.It should be pointed out that for the art
Those of ordinary skill for, several improvements and modifications without departing from the principles of the present invention, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (7)
1. a kind of water treatment facilities with purification and detection function, including raw water storing apparatus (1), membrane cisterna (2) and water body
Collection device (3) uses transmission pipeline (4) between the raw water storing apparatus (1), membrane cisterna (2) and water body collection device (3)
It connects, the shut-off valve (41) for preventing water body from passing through is provided on the transmission pipeline (4), it is characterised in that: the membrane cisterna
(2) side is provided with electricity collection device (5), and the membrane cisterna (2) includes upper mould cover (21) and lower die cap (22), the upper mould cover
(21) it is provided between lower die cap (22) water permeable membrane (23), the inlet opening entered for raw water is provided on the lower die cap (22)
(221), the apopore (222) for producing water outflow is provided on the upper mould cover (21), the apopore (222) is set to upper mold
Cover (21) two sides.
2. a kind of water treatment facilities with purification and detection function according to claim 1, it is characterised in that: the water
Body collection device (3) includes accommodating cup (214), and the reflux line for raw water outflow is provided on any one lower die cap (22)
(223), the one end of the reflux line (223) far from lower die cap (22) is connected using total flow tube (224), the reflux line
(223) it is connected to total flow tube (224), total flow tube (224) can enter water again water conservancy diversion in raw water storing apparatus (1), institute
It states and is provided on upper mould cover (21) outflow tube (211), the outflow tube (211) is connected at water outlet (222), the outflow tube
(211) one end far from upper mould cover (21) is provided with collecting pipe (212), and the outflow tube (211) connects with collecting pipe (212)
Logical, collecting pipe (212) end is provided with peristaltic pump (213), and peristaltic pump (213) side, which is connected with, produces water for collecting
Receiving cup (214).
3. a kind of water treatment facilities with purification and detection function according to claim 2, it is characterised in that: the original
Water storing apparatus (1) includes for holding the storage cylinder of raw water (11) and for driving raw water to flow in transmission pipeline (4)
Plunger pump (12).
4. a kind of water treatment facilities with purification and detection function according to claim 3, it is characterised in that: the film
Pond (2) is arranged 4, is sequentially connected in series between the membrane cisterna (2) using transmission pipeline (4).
5. a kind of water treatment facilities with purification and detection function according to claim 4, it is characterised in that: on described
Die cap (21) side is provided with the diversion pipe (24) for water body outflow, is provided with miniature circulating pump in the diversion pipe (24)
(25), the diversion pipe (24) connect far from the one end of upper mould cover (21) with electricity collection device (5).
6. a kind of water treatment facilities with purification and detection function according to claim 4, it is characterised in that: under described
It is provided with sealing ring (6) in die cap (22), the seal groove for positioning sealing ring (6) is additionally provided in the lower die cap (22)
(61), it is threadedly coupled between the upper mould cover (21) and lower die cap (22), when upper mould cover (21) is placed on lower die cap (22) top, institute
It states and is provided with the space flowed through for water body at water permeable membrane (23).
7. a kind of method described in claims 1 or 2 or 3 or 4 or 5 for detecting water permeable membrane, it is characterised in that: including following
Step:
A, the shut-off valve (41) on transmission pipeline (4) is closed, leaves a membrane cisterna (2) and is detected;
B, it is sequentially placed within the identical quantitative time different water permeable membranes (23)；
C, it checks the water that final purification is completed, judges the permeability rate of each water permeable membrane (23), recorded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910380273.6A CN110092445A (en) | 2019-05-08 | 2019-05-08 | It is a kind of with purification and the water treatment facilities of detection function and its detection method of water permeable membrane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910380273.6A CN110092445A (en) | 2019-05-08 | 2019-05-08 | It is a kind of with purification and the water treatment facilities of detection function and its detection method of water permeable membrane |
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| Publication Number | Publication Date |
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| CN110092445A true CN110092445A (en) | 2019-08-06 |
Family
ID=67447256
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| CN201910380273.6A Pending CN110092445A (en) | 2019-05-08 | 2019-05-08 | It is a kind of with purification and the water treatment facilities of detection function and its detection method of water permeable membrane |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202228252U (en) * | 2011-08-24 | 2012-05-23 | 厦门市威士邦膜科技有限公司 | Reverse osmosis treatment system capable recycling energy |
| CN105413477A (en) * | 2015-11-12 | 2016-03-23 | 中联重科股份有限公司 | Membrane assembly performance detection equipment |
| CN108031291A (en) * | 2017-12-11 | 2018-05-15 | 安徽霍尔斯工程技术有限公司 | A kind of multifunctional membrane filtration system |
| CN208617513U (en) * | 2018-06-11 | 2019-03-19 | 孙凌君 | Saving type RO water production system |
| CN210214880U (en) * | 2019-05-08 | 2020-03-31 | 温州大学 | Water treatment facilities with purify and detect function |
-
2019
- 2019-05-08 CN CN201910380273.6A patent/CN110092445A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202228252U (en) * | 2011-08-24 | 2012-05-23 | 厦门市威士邦膜科技有限公司 | Reverse osmosis treatment system capable recycling energy |
| CN105413477A (en) * | 2015-11-12 | 2016-03-23 | 中联重科股份有限公司 | Membrane assembly performance detection equipment |
| CN108031291A (en) * | 2017-12-11 | 2018-05-15 | 安徽霍尔斯工程技术有限公司 | A kind of multifunctional membrane filtration system |
| CN208617513U (en) * | 2018-06-11 | 2019-03-19 | 孙凌君 | Saving type RO water production system |
| CN210214880U (en) * | 2019-05-08 | 2020-03-31 | 温州大学 | Water treatment facilities with purify and detect function |
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