CN206580601U - A kind of Unpowered gravity stream super-filter purifying device - Google Patents
A kind of Unpowered gravity stream super-filter purifying device Download PDFInfo
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- CN206580601U CN206580601U CN201720128108.8U CN201720128108U CN206580601U CN 206580601 U CN206580601 U CN 206580601U CN 201720128108 U CN201720128108 U CN 201720128108U CN 206580601 U CN206580601 U CN 206580601U
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- valve
- backwash
- purifying device
- outlet pipe
- gravity stream
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Abstract
The utility model provides a kind of Unpowered gravity stream super-filter purifying device.Described Unpowered gravity stream super-filter purifying device uses the water technology using milipore filter as core, milipore filter can efficiently retain the pollutant in raw water, coliform group count and delivery turbidity are reduced, is improved and stable effluent quality, to solve the problems, such as the safe for drinking of the scattered feedwater in rural area.The utility model, to realize that manpower drives the operation of the Unpowered gravity stream super-filter purifying device, so as to greatly reduce power consumption, reduces operating cost by setting the vacuum suction post and backwash suction posts simultaneously.
Description
Technical field
The utility model is related to appliance for treating drinking water, more particularly, to a kind of Unpowered gravity stream ultrafiltration water purification cartridge
Put.
Background technology
At present, collecting water supply system scale in China rural area is universal smaller, and separate water supply engineering in rural area still occupies very big
Proportion.Separate water supply point is more, wide, and most separate water supplies are that family is built, family pipe, family are used, general lack of water examination and
Monitoring measure, without any disinfection apparatus.And most of urban residents lack the consciousness of safe drinking water, some because drinking-water is pacified
The lesion triggered entirely is mistakenly considered a kind of normal phenomenon.Such as China's middle of Inner Mongolia rural area, mainly with shallow underground
Water is water supply source, and water supply well lacks the healthy prevention and management, Escherichia coli severe overweight, causes the hair of local resident's body
Burning, dizzy, vomiting, the lesion of limbs fatigue.Due to lacking safe drinking water consciousness, local resident's understanding is not enough for a long time, and
It is exactly the pathogenic bacteria in drinking water to be unaware that arch-criminal.Popularize using drinking water treatment equipment solve the above problems it is effective
Approach, but using conventional drinking water treatment equipment, exist technique build and complex operation, the problem of water producing cost is high.
Accordingly, it would be desirable to develop a kind of drinking water treatment equipment for disperseing feedwater feature suitable for rural area.
Utility model content
The utility model is to overcome defect described in above-mentioned prior art there is provided a kind of technological process is short, operational administrative is simple
It is single, it is suitable for the Unpowered gravity stream super-filter purifying device that rural area disperses feedwater feature.
In order to solve the above technical problems, the technical solution adopted in the utility model is：
A kind of Unpowered gravity stream super-filter purifying device, including ultrafiltration membrane pool, clear water reserviors, outlet pipe, backwash mechanism；Institute
State the membrane module for being provided with ultrafiltration membrane pool and being used for filtering raw water；One end of the outlet pipe is provided be used for connecting with membrane module the
One outlet valve, the other end of the outlet pipe is provided with the second outlet valve for being used for connecting with clear water reserviors；
Vacuum suction post of the outlet pipe provided with first check-valve, with being connected inside outlet pipe；The vacuum suction
Post and first check-valve are located between first outlet valve and second outlet valve；
The backwash mechanism includes backwash tube, the second check-valve being arranged on backwash tube, backwash valve and institute
The backwash suction posts of backwash valve connection are stated, one end of the backwash tube is connected with the clear water reserviors, the backwash tube
The other end be connected by the backwash valve with the outlet pipe；The junction of the backwash tube and outlet pipe is located at described
Between second outlet valve and the first check-valve；
The top of the ultrafiltration membrane pool is provided with water inlet, and the bottom of the ultrafiltration membrane pool is provided with mud-removing bucket.
Unpowered gravity stream super-filter purifying device described in the utility model, enters according to following steps to micro-polluted source water
Row processing：
1）Pending raw water is introduced in ultrafiltration membrane pool from the water inlet on ultrafiltration membrane pool top, by regulating water inlet valve with
The liquid level for going out water management ultrafiltration membrane pool is higher than membrane module；It is less than 3.5 mg/L in the COD of raw water, without to ultrafiltration pond
In add flocculant.
2）Outlet pipe is set to be internally formed negative pressure by using the vacuum suction post, under gravity stream effect, ultrafiltration membrane pool
The water outlet in the way of siphon, the water after the membrane module filtering enters the clear water reserviors by outlet valve（Now backwash non-return
Valve and backwash valve are closed）.
3）The cycle of backwash is the h of 24 h~48.When needing to backwash membrane module, the outlet valve is closed,
Siphon is destroyed, the backwash check-valves and backwash valve is opened, is aspirated back the water in clear water reserviors by backwashing suction posts
In outlet pipe, formed and the waterpower of membrane module and ultrafiltration membrane pool is backwashed.During backwash, the backwash is controlled to take out
Inhaling the extracting force of post makes backwash membrane flux in 10 ~ 20 L/ (m2h)；The time of backwash is generally the min of 3 min~5.
4）The waste water in ultrafiltration membrane pool is emptied by the mud-removing bucket afterwards, treats that raw water fills ultrafiltration membrane pool again, i.e., it is complete
The a cycle of drinking water is handled into Unpowered gravity stream super-filter purifying device.
Unpowered gravity stream super-filter purifying device described in the utility model uses the water process skill using milipore filter as core
Art, milipore filter can efficiently retain the pollutant in raw water, reduction coliform group count and delivery turbidity, improve and stable water outlet water
Matter, to solve the problems, such as the safe for drinking of the scattered feedwater in rural area.From unlike traditional drinking water treatment technique, it is described unpowered heavy
The water purification process of power stream super-filter purifying device is short, can greatly reduce the difficulty of management operation, so as to overcome conventional work
The problem of skill builds complex operation, water producing cost is high.
And in order to extend the service life of the membrane module, ensure effluent quality, the utility model sets the backwash
Mechanism, the backwash mechanism is cleaned using the water of original clear water reserviors to membrane module, without additionally connecting other water sources,
Reduce the operation difficulty and operating cost of equipment.
In addition, the utility model drives the fortune of the whole purifier using vacuum suction post and backwash suction posts
OK.The vacuum suction post and backwash suction posts use the structure and principle similar to pump bowl, specifically, to backwash
Exemplified by suction posts, the backwash suction posts include the cylinder being connected with backwash valve, the piston and piston that are arranged in cylinder
The handle of connection, by handle described in push-and-pull to drive the piston activity, to drive the water in backwash tube to flow.It is described true
Empty suction posts use the structure similar to backwash suction posts, by being sucked by vacuum post or backwash suction posts described in push-and-pull, make
The water flowing in outlet pipe or backwash tube is obtained, to realize that manpower drives the fortune of the Unpowered gravity stream super-filter purifying device
OK, so as to greatly reduce power consumption, operating cost is reduced.
The purpose for setting the first check-valve is that backwash water can not be accumulated in backwash mechanism when preventing backwash
And adverse current is formed before being directly entered in segment pipe, cause backwash can not be carried out under a stable high pressure.Described first
Check-valves ensure that being smoothed out for backwash.The effect of the second check-valve and first check-valve is similar, simply recoils
When washing water plug and drawing water, second check-valve is opened and first check-valve is closed, when a flush, and first check-valve opens the
Two closure of check ring.
Further, the bottom of the clear water reserviors is provided with exhaust-valve.
Further, it is additionally provided with backwash flowmeter on the backwash tube.
Further, it is provided with pressure gauge at the vacuum suction post on the outlet pipe.
Further, the membrane module is hollow fiber form structure.
Further, the film base material of the membrane module be Kynoar, polyvinyl chloride, polyether sulfone or it is polyacrylic wherein
It is a kind of.
Further, the operating pressure of the membrane module is 5 ~ 20 KPa.
Further, the membrane aperture of the membrane module is 0.01 μm ~ 0.1 μm, and membrane flux is 5 ~ 10 L/ (m2h)。
Further, the outlet pipe is connected with the middle part of the clear water reserviors；The backwash tube and the clear water reserviors
Middle part is connected.
Compared with prior art, the beneficial effects of the utility model are：
Unpowered gravity stream super-filter purifying device described in the utility model can stablize effluent quality, and technological process
Short, operational administrative is simple, can greatly reduce power consumption and management operation difficulty, overcomes common process structure operation multiple
It is miscellaneous, the problem of water producing cost is high.
Brief description of the drawings
Fig. 1 is the structural representation of Unpowered gravity stream super-filter purifying device described in embodiment 1.
Fig. 2 is the structural representation that suction posts are backwashed described in embodiment 1.
Embodiment
With reference to embodiment, the present invention is further illustrated.Wherein, being given for example only property of accompanying drawing illustrates,
What is represented is only schematic diagram, rather than pictorial diagram, it is impossible to be interpreted as the limitation to this patent；In order to which the reality of the present invention is better described
Example is applied, some parts of accompanying drawing have omission, zoomed in or out, and do not represent the size of actual object；To those skilled in the art
For, some known features and its explanation may be omitted and will be understood by accompanying drawing.
Embodiment 1
As shown in figure 1, a kind of Unpowered gravity stream super-filter purifying device, including ultrafiltration membrane pool 10, clear water reserviors 4, outlet pipe
16th, mechanism is backwashed.The top of ultrafiltration membrane pool 10 is provided with the water inlet 1 for being used for introducing raw water, and the bottom of ultrafiltration membrane pool 10 is provided with
Mud-removing bucket 3.The bottom of clear water reserviors 4 is provided with exhaust-valve 5.
The membrane module 2 for being used for filtering raw water is provided with ultrafiltration membrane pool 10, one end of outlet pipe 16, which is provided with, to be used for and membrane module 2
First outlet valve 6 of connection, the other end of outlet pipe 16 is provided with the second outlet valve 13 for being used for connecting with the middle part of clear water reserviors.
Vacuum suction post 11 of the outlet pipe 16 provided with first check-valve 9, with being connected inside outlet pipe, is sucked by vacuum post 11
And first check-valve 9 is located between the first outlet valve 6 and the second outlet valve 13.On outlet pipe 16 at vacuum suction post 11 also
Provided with pressure gauge 7.
Membrane module 2 is hollow fiber form structure.The film base material of membrane module 2 be Kynoar, polyvinyl chloride, polyether sulfone or
Polyacrylic one of which.The operating pressure of membrane module is 5 ~ 20 KPa.The membrane aperture of membrane module is 0.01 μm ~ 0.1 μm, and film leads to
Measure as 5 ~ 10 L/ (m2h)。
Backwash mechanism include backwash tube 17, the second check-valve 15 being arranged on backwash tube, backwash valve 8, with
The backwash suction posts 12 that backwash valve 8 is connected, one end of backwash tube 17 is connected with the middle part of clear water reserviors 4, backwash tube 17
The other end be connected by backwash valve 8 with outlet pipe, the junction of backwash tube and outlet pipe be located at the second outlet valve 13 and
Between first check-valve 9.Backwash flowmeter 14 is additionally provided with backwash tube 12.
As shown in Fig. 2 backwash suction posts 12 include the cylinder 1201 being connected with backwash valve, the work being arranged in cylinder
Plug 1202, the handle 1203 being connected with piston, by drawing handle to drive piston activity, to drive the current in backwash tube
It is dynamic.
Unpowered gravity stream super-filter purifying device described in the present embodiment, is carried out according to following steps to micro-polluted source water
Processing：
1）Pending raw water is introduced in ultrafiltration membrane pool from the water inlet on ultrafiltration membrane pool top, by regulating water inlet valve with
The liquid level for going out water management ultrafiltration membrane pool is higher than membrane module；It is less than 3.5 mg/L in the COD of raw water, without to ultrafiltration pond
In add flocculant.
2）Outlet pipe is set to be internally formed negative pressure by using vacuum suction post, under gravity stream effect, ultrafiltration membrane pool is with rainbow
The mode water outlet of suction, the water after filtering enters clear water reserviors by pressure gauge, outlet valve（Now backwash check-valves and backwash valve
It is closed）.
3）When being backwashed to membrane module, outlet valve is closed, siphon is destroyed, backwash check-valves and backwash is opened
Valve, artificial pull backwashes suction posts, and backwash check-valves is automatically turned on, and clear water enters inside membrane module from clear water reserviors, then
The artificial piston for pushing back backwash suction posts, now backwashes check-valves and closes automatically, current be pressurized from the inside of membrane module to
Flows outside, realizes that waterpower is backwashed.The operation for repeat above-mentioned suction, pushing back, is cleaned repeatedly to membrane module.In backwash
During, the extracting force of control backwash suction posts makes backwash membrane flux in 10 ~ 20 L/ (m2h)。
Backwash valve and backwash check-valves are closed afterwards.The waste water in ultrafiltration membrane pool is emptied, treats that raw water is filled again super
Filter membrane pond, opens outlet valve, recovers filtering.Complete the cycle of single treatment drinking water.
Treatment effect is tested
Raw water is handled according to above-mentioned steps using above-mentioned Unpowered gravity stream super-filter purifying device, with verification process
Effect.Among this experiment, the membrane module used is the hollow-fibre membrane of immersion, and membrane aperture is 0.01 μm, membrane flux
For 8 L/ (m2h).The raw water water inlet of this experiment and the result of effluent quality as shown in table 1, the step of the method for testing used
Refer to prior art.
Table 1
As shown in Table 1, by the processing of Unpowered gravity stream super-filter purifying device described in the utility model, water outlet it is turbid
Degree is in 0.3 below NTU, and COD is in 3.0 below mg/L, and ammonia-nitrogen content is met in 0.5 below mg/L《Drinking Water health
Standard GB5749-2006》Requirement.
The utility model technological operation is simple, and management is convenient, is suitable for engineering and promotes, can be used as small rural water factory
Construction retrofit scheme.
Obviously, above-described embodiment of the present utility model is only intended to clearly illustrate the utility model example, and
It is not the restriction to embodiment of the present utility model.For those of ordinary skill in the field, in described above
On the basis of can also make other changes in different forms.There is no need and unable to give all embodiments
It is exhaustive.All any modifications, equivalent substitutions and improvements made within spirit of the present utility model and principle etc., should be included in
Within the utility model scope of the claims.
Claims (6)
1. a kind of Unpowered gravity stream super-filter purifying device, it is characterised in that including ultrafiltration membrane pool, clear water reserviors, outlet pipe, recoil
Washing machine structure；The membrane module for being used for filtering raw water is provided with the ultrafiltration membrane pool；One end of the outlet pipe, which is provided with, to be used for and film group
First outlet valve of part connection, the other end of the outlet pipe is provided with the second outlet valve for being used for connecting with clear water reserviors；
Vacuum suction post of the outlet pipe provided with first check-valve, with being connected inside outlet pipe；It is described vacuum suction post and
First check-valve is located between first outlet valve and second outlet valve；
The backwash mechanism include backwash tube, the second check-valve being arranged on backwash tube, backwash valve, with it is described anti-
The backwash suction posts of flushing valve connection, one end of the backwash tube is connected with the clear water reserviors, the backwash tube it is another
One end is connected by the backwash valve with the outlet pipe；The junction of the backwash tube and outlet pipe is located at described second
Between outlet valve and the first check-valve；
The top of the ultrafiltration membrane pool is provided with water inlet, and the bottom of the ultrafiltration membrane pool is provided with mud-removing bucket.
2. Unpowered gravity stream super-filter purifying device according to claim 1, it is characterised in that the bottom of the clear water reserviors
Provided with exhaust-valve.
3. Unpowered gravity stream super-filter purifying device according to claim 1, it is characterised in that on the backwash tube also
Provided with backwash flowmeter.
4. Unpowered gravity stream super-filter purifying device according to claim 1, it is characterised in that close on the outlet pipe
Pressure gauge is provided with the vacuum suction post.
5. Unpowered gravity stream super-filter purifying device according to claim 1, it is characterised in that the membrane module is hollow
Fiber type structure.
6. Unpowered gravity stream super-filter purifying device according to claim 5, it is characterised in that the film of the membrane module
Aperture is 0.01 μm ~ 0.1 μm, and membrane flux is 5 ~ 10 L/ (m2h)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720128108.8U CN206580601U (en) | 2017-02-13 | 2017-02-13 | A kind of Unpowered gravity stream super-filter purifying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720128108.8U CN206580601U (en) | 2017-02-13 | 2017-02-13 | A kind of Unpowered gravity stream super-filter purifying device |
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| Publication Number | Publication Date |
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| CN206580601U true CN206580601U (en) | 2017-10-24 |
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| CN201720128108.8U Active CN206580601U (en) | 2017-02-13 | 2017-02-13 | A kind of Unpowered gravity stream super-filter purifying device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111995034A (en) * | 2020-07-30 | 2020-11-27 | 福州大学 | Gravity-driven photocatalytic ultrafiltration water purification device and method |
| CN114180674A (en) * | 2021-11-30 | 2022-03-15 | 中国科学院生态环境研究中心 | Vortex ultrasonic cleaning gravity flow ultrafiltration water purification device |
| CN114524550A (en) * | 2022-03-03 | 2022-05-24 | 哈尔滨工业大学 | Gravity-driven drinking water purification device based on near-zero operation and maintenance double-membrane method and method for treating distributed water source water by using same |
-
2017
- 2017-02-13 CN CN201720128108.8U patent/CN206580601U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111995034A (en) * | 2020-07-30 | 2020-11-27 | 福州大学 | Gravity-driven photocatalytic ultrafiltration water purification device and method |
| CN111995034B (en) * | 2020-07-30 | 2024-02-06 | 福州大学 | Gravity-driven photocatalysis ultrafiltration water purifying device and method |
| CN114180674A (en) * | 2021-11-30 | 2022-03-15 | 中国科学院生态环境研究中心 | Vortex ultrasonic cleaning gravity flow ultrafiltration water purification device |
| CN114524550A (en) * | 2022-03-03 | 2022-05-24 | 哈尔滨工业大学 | Gravity-driven drinking water purification device based on near-zero operation and maintenance double-membrane method and method for treating distributed water source water by using same |
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