CN214693376U - Fluorine-containing water reaction tank - Google Patents
Fluorine-containing water reaction tank Download PDFInfo
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- CN214693376U CN214693376U CN202120890459.9U CN202120890459U CN214693376U CN 214693376 U CN214693376 U CN 214693376U CN 202120890459 U CN202120890459 U CN 202120890459U CN 214693376 U CN214693376 U CN 214693376U
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- fluorine
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- primary filter
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Abstract
The utility model belongs to the technical field of waste water treatment's technique and specifically relates to a fluorine-containing water reaction tank is related to, including the cell body, be equipped with submergence formula milipore filter subassembly in the cell body, be equipped with primary filter screen on the submergence formula milipore filter subassembly, be equipped with the recoil shower nozzle in the cell body, the recoil shower nozzle is located between submergence formula milipore filter subassembly and the primary filter screen and sets up towards primary filter screen. The application has the effect of improving the quality of the treated water.
Description
Technical Field
The application relates to the technical field of wastewater treatment, in particular to a fluorine-containing water reaction tank.
Background
The wastewater discharged in the industries of chemical industry, nonferrous metallurgy, glass, electronics, electroplating and the like often contains high-concentration fluoride, and the discharge of the fluorine-containing wastewater not only causes great pollution to the environment, but also causes great threat to the health of human bodies, so that the method has very important significance for the treatment of the fluorine-containing wastewater, and the research on the treatment technology of the fluorine-containing wastewater is an important subject in the field of domestic and foreign environmental protection.
Chinese patent publication No. CN204369633U discloses a fluorine-containing water reaction tank, which comprises a tank body, wherein the upper part of the tank body is cylindrical, and the lower part of the tank body is inverted cone-shaped; a chemical feeding pipe and a clear water outlet pipe are arranged at the upper part of the tank body, and an outlet of the chemical feeding pipe is arranged at the lower part of the tank body; the lower part of the tank body is provided with a sludge outlet pipe and a waste water inlet pipe.
In view of the above-mentioned related art, the clear water pipe is provided with an overflow means for discharging the clear water, so that if the fluorine contained in the water is too much, the liquid medicine cannot react with the fluorine contained in the water, and still can flow out through the clear water pipe, and the quality of the treated water cannot be guaranteed.
SUMMERY OF THE UTILITY MODEL
In order to improve the quality of treated water, the application provides a fluorine-containing water reaction tank.
The application provides a fluorine-containing water reaction tank adopts following technical scheme:
the utility model provides a fluorine-containing water reaction tank, includes the cell body, be equipped with submergence formula milipore filter subassembly in the cell body, be equipped with primary filter screen on the submergence formula milipore filter subassembly, be equipped with the recoil shower nozzle in the cell body, the recoil shower nozzle is located between submergence formula milipore filter subassembly and the primary filter screen and sets up towards primary filter screen.
By adopting the technical scheme, the primary filter screen can intercept the colloidal flocculate which appears, so that the filtering pressure of the immersed ultrafiltration membrane component is reduced, the immersed ultrafiltration membrane component is enabled to keep a better filtering state, the backflushing spray head can backflush the primary filter screen, the colloidal flocculate on the primary filter screen is washed down, the primary filter screen is enabled to keep a good filtering state, the immersed ultrafiltration membrane component can further filter fluorine in clear liquid intercepted by the primary filter screen, the possibility that the treated water still contains fluorine is reduced, and the treated water quality is improved.
Optionally, the milipore filter subassembly includes mounting disc, lower mounting disc and hollow fiber membrane, it connects in the inside upper end of cell body to go up the mounting disc, the lower extreme at the cell body is connected to the mounting disc down, the vertical setting of hollow fiber membrane, hollow fiber membrane connects at last mounting disc under and between the mounting disc, hollow fiber membrane upper end opening sets up, hollow fiber membrane's upper end opening has the water pump of arranging the cell body outside in through the outlet pipe intercommunication.
Through adopting above-mentioned technical scheme, the water pump can make hollow fiber membrane form the negative pressure to make hollow fiber membrane carry out filtering work, go up the mounting disc and can realize fixing and installing hollow fiber membrane with lower mounting disc.
Optionally, the number of the hollow fiber membranes is multiple, the upper mounting plate is provided with a collecting shell, an opening of the hollow fiber membrane is communicated with the collecting shell, and the collecting shell is connected with the water pump through a water outlet pipe.
By adopting the technical scheme, the collecting shell can communicate all the hollow fiber membranes with the water outlet pipe, so that all the hollow fiber membranes generate negative pressure and perform filtering work.
Optionally, the upper end of the primary filter screen is connected with the upper mounting plate, the lower end of the primary filter screen is connected with the lower mounting plate, and the hollow fiber membrane is located in the primary filter screen.
By adopting the technical scheme, the primary filter screen is fixed, and the primary filter screen can intercept colloidal flocculates.
Optionally, the bottom of cell body is the back taper, the intercommunication has the inlet tube that sets up along cell body horizontal cross-section tangential direction on the bottom lateral wall of cell body, the slope of recoil shower nozzle sets up, the rivers that the recoil shower nozzle formed revolve to with the rivers that the inlet tube formed revolve to the opposite direction.
Through adopting above-mentioned technical scheme, the rivers handedness that the back flush nozzle formed is opposite with the rivers handedness that the inlet tube formed, and when the inlet tube was no longer intake, the rivers handedness that the back flush nozzle formed can wash the colloidal flocculation thing on the primary filter screen, reduces the possibility that primary filter screen is blockked up.
Optionally, the backflushing spray heads are uniformly arranged in a plurality about the axis of the tank body.
Through adopting above-mentioned technical scheme, a plurality of recoil spout water spray simultaneously can improve the whirl effect that the recoil shower nozzle formed, and then improve the washing effect of recoil shower nozzle.
Optionally, the tank body is communicated with a return pipe.
By adopting the technical scheme, when the water in the tank body is not filtered in time, the water to be treated can flow to an external aeration tank through the return pipe and then flows back to the tank body through the water inlet pipe from the aeration tank for filtering, so that the effect of removing fluorine is further improved.
Optionally, the communicating part of the return pipe and the trough body is higher than the upper mounting plate.
Through adopting above-mentioned technical scheme, the intercommunication department of back flow and cell body is higher than the setting of last mounting disc and makes the hollow fiber membrane not in the aquatic all the time, has guaranteed the area of contact of hollow fiber membrane and pending water, makes the hollow fiber membrane can effectually filter fluorine-containing water.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the primary filter screen can intercept the colloidal flocculate which appears, so that the filtering pressure of the immersed ultrafiltration membrane component is reduced, the immersed ultrafiltration membrane component is kept in a better filtering state, the backflushing spray head can backflush the primary filter screen, the primary filter screen is kept in a good filtering state under the condition that the colloidal flocculate on the primary filter screen is washed, the immersed ultrafiltration membrane component can further filter fluorine in clear liquid intercepted by the primary filter screen, the possibility that the treated water still contains fluorine is reduced, and the treated water quality is improved;
2. the water flow formed by the backflushing spray head is opposite to the water flow formed by the water inlet pipe, and when the water inlet pipe does not feed water any more, the water flow formed by the backflushing spray head can flush the colloidal flocculate on the primary filter screen, so that the possibility of blockage of the primary filter screen is reduced.
Drawings
FIG. 1 is a schematic view showing the overall structure of a fluorine-containing water reaction tank according to an embodiment of the present invention.
Fig. 2 is a sectional view for showing a positional relationship between a water feed pipe and a recoil spray head in an embodiment of the present application.
Fig. 3 is a sectional view for showing a positional relationship between the primary filter screen and the upper connection beam in the embodiment of the present application.
Description of reference numerals: 1. a trough body; 11. a water inlet pipe; 2. an ultrafiltration membrane module; 21. an upper mounting plate; 211. an upper connecting beam; 22. a lower mounting plate; 221. a lower connecting beam; 23. a hollow fiber membrane; 24. a current collecting shell; 3. a primary filter screen; 4. a back-flushing sprayer; 5. a water outlet pipe; 6. a water pump; 7. a return pipe.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses a fluorine-containing water reaction tank. Referring to fig. 1 and 2, the fluorine-containing water reaction tank includes a tank body 1, and an immersion type ultrafiltration membrane module 2 is provided in the tank body 1.
Referring to fig. 2 and 3, a primary filter screen 3 is connected to the submerged ultrafiltration membrane module 2, and the primary filter screen 3 can primarily intercept colloidal flocculates and reduce the filtration pressure of the submerged ultrafiltration membrane module 2. The immersed ultrafiltration membrane component 2 can further filter fluorine in clear liquid, thereby reducing the possibility of fluorine in water and improving the quality of the treated water. A back flush nozzle 4 is arranged in the tank body 1, and the back flush nozzle 4 is positioned between the immersed ultrafiltration membrane component 2 and the primary filter screen 3 and faces the primary filter screen 3.
Referring to fig. 2 and 3, milipore filter subassembly 2 includes last mounting disc 21, lower mounting disc 22 and hollow fiber membrane 23, goes up mounting disc 21 through last tie-beam 211 fixed connection in the inside upper end of cell body 1, and lower mounting disc 22 is through tie-beam 221 fixed connection at the inside lower extreme of cell body 1 down, and hollow fiber membrane 23 is vertical to be set up, and hollow fiber membrane 23 evenly is provided with a plurality ofly and fixed connection between last mounting disc 21 and lower mounting disc 22, and the equal upper end opening of hollow fiber membrane 23 sets up.
Referring to fig. 1 and 2, in order to generate negative pressure to all the hollow fiber membranes 23 simultaneously, a collecting shell 24 is fixedly connected to the upper mounting plate 21, openings of the hollow fiber membranes 23 are communicated with the collecting shell 24, a water outlet pipe 5 is communicated to the collecting shell 24, the water outlet pipe 5 penetrates out of the tank body 1 and is connected with a water pump 6, and one end of the water outlet pipe 5, which is far away from the collecting shell 24, is connected with a water inlet of the water pump 6. The water pump 6 sucks water to generate negative pressure in all the hollow fiber membranes 23, so that the hollow fiber membranes 23 perform the filtering operation.
Referring to fig. 2 and 3, the upper end of the primary filter screen 3 is fixedly connected to the upper mounting plate 21, the lower end of the primary filter screen 3 is fixedly connected to the lower mounting plate 22, and all the hollow fiber membranes 23 are located in the primary filter screen 3, thereby achieving the fixation of the primary filter screen 3.
Referring to fig. 1 and 2, the bottom of the tank body 1 is in an inverted cone shape, and a water inlet pipe 11 arranged along the tangential direction of the horizontal section of the tank body 1 is communicated with the outer side wall of the bottom of the tank body 1, so that water entering the tank body 1 generates rotational flow.
Referring to fig. 2 and 3, the backflushing spray head 4 is obliquely arranged, the rotating direction of water flow formed by the backflushing spray head 4 is opposite to that formed by the water inlet pipe 11, and when the water inlet pipe 11 does not feed water any more, the rotating direction of water flow formed by the backflushing spray head 4 can wash colloidal flocculate on the primary filter screen 3, so that the possibility that the primary filter screen 3 is blocked is reduced, and the primary filter screen 3 can keep a good filtering effect. In order to improve the swirling effect formed by the back-flushing nozzle 4, four back-flushing nozzles 4 are uniformly arranged on the axis of the tank body 1.
Referring to fig. 2, the tank body 1 is communicated with a return pipe 7, when the water in the tank body 1 is not filtered, the water can flow to an external aeration tank through the return pipe 7, and then flows back to the tank body 1 through a water inlet pipe 11 from the aeration tank for filtering, so that the defluorination effect is further improved, and in order to enable the hollow fiber membrane 23 to effectively filter the water containing fluorine, the communication position of the return pipe 7 and the tank body 1 is higher than the upper mounting disc 21, so that the hollow fiber membrane 23 is always submerged in the water.
The implementation principle of the fluorine-containing water reaction tank in the embodiment of the application is as follows: when pouring into waste water into through inlet tube 11 to cell body 1, waste water produces the whirl, water pump 6 draws water and makes hollow fiber membrane 23 produce the negative pressure, thereby filter the operation, the gelatineous flocculation thing of production is filtered by primary filter screen 3, clear liquid after filtering is filtered by hollow fiber membrane 23 again, thereby the quality of water after handling has been improved, come too late filterable waste water to flow to the aeration tank through back flow 7, filter in rethread inlet tube 11 flows back to cell body 1, the defluorination effect has further been improved, after using a period, inlet tube 11 stops intaking, recoil shower nozzle 4 water spray, the rivers that recoil shower nozzle 4 formed revolve to the rivers soon opposite with inlet tube 11 formation, the gelatineous flocculation on the primary filter screen 3 washes off, make primary filter screen 3 keep better filter effect.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. A fluorine-containing water reaction tank comprises a tank body (1), and is characterized in that: be equipped with submergence formula milipore filter subassembly (2) in cell body (1), be equipped with primary filter screen (3) on submergence formula milipore filter subassembly (2), be equipped with recoil shower nozzle (4) in cell body (1), recoil shower nozzle (4) are located between submergence formula milipore filter subassembly (2) and primary filter screen (3) and set up towards primary filter screen (3).
2. The fluorine-containing water reaction tank according to claim 1, wherein: ultrafiltration membrane subassembly (2) include mounting disc (21), lower mounting disc (22) and hollow fiber membrane (23), it connects in the inside upper end of cell body (1) to go up mounting disc (21), the lower extreme in cell body (1) inside is connected down mounting disc (22), the vertical setting of hollow fiber membrane (23), hollow fiber membrane (23) are connected at last mounting disc (21) and down between mounting disc (22), hollow fiber membrane (23) upper end opening sets up, the upper end opening of hollow fiber membrane (23) has water pump (6) of arranging cell body (1) outside in through outlet pipe (5) intercommunication.
3. The fluorine-containing water reaction tank according to claim 2, wherein: the water pump is characterized in that a plurality of hollow fiber membranes (23) are arranged, the upper mounting plate (21) is provided with a collecting shell (24), an opening of each hollow fiber membrane (23) is communicated with the collecting shell (24), and the collecting shell (24) is connected with the water pump (6) through the water outlet pipe (5).
4. The fluorine-containing water reaction tank according to claim 2, wherein: the upper end of the primary filter screen (3) is connected with the upper mounting disc (21), the lower end of the primary filter screen (3) is connected with the lower mounting disc (22), and the hollow fiber membrane (23) is located in the primary filter screen (3).
5. The fluorine-containing water reaction tank according to claim 4, wherein: the bottom of cell body (1) is the back taper, the intercommunication has inlet tube (11) that set up along cell body (1) horizontal cross section tangential direction on the bottom lateral wall of cell body (1), recoil shower nozzle (4) slope sets up, the rivers that recoil shower nozzle (4) formed revolve to the rivers that form with inlet tube (11) revolve to opposite.
6. The fluorine-containing water reaction tank according to claim 5, wherein: the backflushing spray heads (4) are uniformly arranged on the axis of the tank body (1).
7. The fluorine-containing water reaction tank according to claim 1, wherein: the tank body (1) is communicated with a return pipe (7).
8. The fluorine-containing water reaction tank according to claim 7, wherein: the communication position of the return pipe (7) and the tank body (1) is higher than the upper mounting plate (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120890459.9U CN214693376U (en) | 2021-04-26 | 2021-04-26 | Fluorine-containing water reaction tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120890459.9U CN214693376U (en) | 2021-04-26 | 2021-04-26 | Fluorine-containing water reaction tank |
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| Publication Number | Publication Date |
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| CN214693376U true CN214693376U (en) | 2021-11-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120890459.9U Active CN214693376U (en) | 2021-04-26 | 2021-04-26 | Fluorine-containing water reaction tank |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115228292A (en) * | 2022-08-02 | 2022-10-25 | 浙江大拓印染有限公司 | Water recycling device in ultrafiltration system |
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2021
- 2021-04-26 CN CN202120890459.9U patent/CN214693376U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115228292A (en) * | 2022-08-02 | 2022-10-25 | 浙江大拓印染有限公司 | Water recycling device in ultrafiltration system |
| CN115228292B (en) * | 2022-08-02 | 2023-12-12 | 浙江大拓印染有限公司 | Water recycling device in ultrafiltration system |
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