CN206762351U - The efficient back washing device of sandfiltration pot - Google Patents
The efficient back washing device of sandfiltration pot Download PDFInfo
- Publication number
- CN206762351U CN206762351U CN201720477698.5U CN201720477698U CN206762351U CN 206762351 U CN206762351 U CN 206762351U CN 201720477698 U CN201720477698 U CN 201720477698U CN 206762351 U CN206762351 U CN 206762351U
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- tank body
- water inlet
- inlet pipe
- delivery port
- washing device
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Abstract
The utility model discloses the efficient back washing device of sandfiltration pot, the efficient back washing device of sandfiltration pot, including tank body, sand filter blanket is set in tank body, water inlet is provided with the upper side of tank body, side sets delivery port below tank body, vortex recoil servicing unit is also respectively provided with above and below sand filter blanket, the vortex recoil servicing unit includes at least one circle water inlet pipe set along tank body madial wall, multiple spray delivery ports are provided with water inlet pipe, and spray delivery port to be rotatably connected on water inlet pipe, direction is consistent with angle during multiple spray delivery port operations is set, water inlet pipe connects high-pressure pump.The efficient back washing device of sandfiltration pot of the present utility model, vortex recoil servicing unit assisted backwash current in backwash process form vortex, and the flowing of filtrate, increases friction area when adding backwash, the efficiency of backwash is improved, allows suspension or body refuse of the absorption on filtrate to be easier to come off.
Description
Technical field
It the utility model is related to water-treatment technology field, the more particularly to efficient back washing device of sandfiltration pot.
Background technology
Sandfiltration pot is a kind of mechanical filter, and the turbidity removal for raw water is handled.Raw water is sent into the sand filtration equipped with filter layer
Tank, using the retaining power of sandfiltration pot, the larger particles suspension and colloid that can effectively go in water removal etc., make the turbidity of water outlet
Less than 1mg/l, to ensure the normal operation of subsequent treatment.The absorption of sandfiltration pot is a kind of physical absorption.When sandfiltration pot is because of retention
Excessive impurity and when influenceing its normal work, then can be cleaned by way of backwash.
After long-term use, because backwash is not thorough or backwash efficiency is not high, it is hardened to easily cause filtrate in tank body for sandfiltration pot,
Cause filter effect bad, flux declines.
Utility model content
The utility model technical issues that need to address are that existing sandfiltration pot backwash is not thorough, easily cause in tank body and filter
Flitch knot, cause filter effect bad, flux declines.
In order to solve the above technical problems, the utility model provides the efficient back washing device of sandfiltration pot, including tank body, in tank body
Interior setting sand filter blanket, is provided with water inlet at the upper side of tank body, and side sets delivery port, wherein water inlet position below tank body
Above sand filter blanket, delivery port is located at below sand filter blanket, and it is auxiliary that vortex recoil is also respectively provided with above and below sand filter blanket
Device is helped, the vortex recoil servicing unit includes at least one circle water inlet pipe set along tank body madial wall, set on water inlet pipe
Multiple spray delivery ports are equipped with, and sprays delivery port and is rotatably connected on water inlet pipe, direction when multiple spray delivery ports are run
It is consistent with angle to set, water inlet pipe connection high-pressure pump.The efficient back washing device of sandfiltration pot of the present utility model, in the top of sand filter blanket
Vortex recoil servicing unit, vortex recoil servicing unit assisted backwash current shape in backwash process are also respectively provided with lower section
Into vortex, the flowing of filtrate, increases friction area when adding backwash, improves the efficiency of backwash, allows absorption on filtrate
Suspension or body refuse be easier to come off, while pipeline water outlet is also rinsed to the madial wall of sandfiltration pot, and filtrate will not shape
Into hardened phenomenon.
Wherein, spray delivery port is provided with to tank wall side on water inlet pipe, also set in face of tank body center side
Spray delivery port is put, and the spray delivery port in face of tank body center side is arranged to telescopic spray delivery port.It is wherein excellent
Choosing can be provided with spray delivery port on water inlet pipe to tank wall side, for being rinsed to tank body madial wall,
It is also provided with spraying delivery port in face of tank body center side, is vortexed for being formed, increases the flowing of backwash current, while the stream of filtrate
It is dynamic, and spray delivery port and be arranged to telescopic spray delivery port, the length of spray delivery port can be according to circumstances adjusted, from
And adjust the intensity of vortex.
Further improvement is that being additionally provided with assist gas pressure flusher below sand filter blanket, the assist gas pressure is rinsed
Device includes the circle air inlet pipe set along tank body madial wall, is provided with multiple air admission holes in air inlet pipe, and air admission hole is towards tank
Body center side, air inlet pipe connection compressed air generator；Water-locator is set to be connected with water inlet on the inside of tank body, in delivery port
Place sets filter.Assist gas pressure flusher injects gases at high pressure in backwash current, carries out mixing wastewater with air scouring so that mistake
Sand filter blanket is loosened in filter, and the trapped substance for being adhered to sand filtration layer surface can be made to peel off and be taken away by recoil current；On the inside of tank body
Water-locator is set to be connected with water inlet, water-locator causes the water that needs filter to be uniformly scattered onto sand filter blanket, avoids water inlet from intaking
Impact sand filter blanket is concentrated, influences the using effect of sand filter blanket, after water-locator is set, can be set in the top side wall of tank body specially
The backwash water out of door, for the outflow of backwash water, with water inlet without using same mouth；Filter is set in delivery port, kept away
Exempt from the little particle that sand filter blanket is spilt to enter in the water body after filtering, the filtering of final step is carried out to water outlet.
The efficient back washing device of sandfiltration pot of the present utility model, can greatly improve backwash efficiency by the device, allow
Filtrate is cleaner, and filter efficiency is more preferable.Sandfiltration pot periphery of inner wall uniformly arrangement one discharge pipe, along sand filtration top tank structure along
Same direction perforate, a high-pressure pump is set up, while backwash is aerated, high pressure pump startup, allow the water in pipeline along same
Direction is flowed, and vortex is formed in tank body, the flowing of filtrate, increases friction area when adding backwash, improves backwash
Efficiency, suspension or body refuse of the absorption on filtrate is allowed to be easier to come off.Pipeline water outlet simultaneously is also carried out to sand filtration top tank structure
Rinse, filtrate will not form hardened phenomenon.
Wherein the efficient back washing device is using reverse water inlet, and is passed through compressed air simultaneously, carries out mixing wastewater with air scouring, makes
Obtain sand filter blanket in filter to loosen, the trapped substance for being adhered to sand filtration layer surface can be made to peel off and be taken away by recoil current, be advantageous to
Sediment, suspension in exclusion filtering layer etc., and prevent that filtrate is hardened, it is thus capable of sufficiently recovering retaining power, so as to reach cleaning
Purpose.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Wherein, 1- tank bodies, 2- sand filter blankets, 3- water inlets, 4- delivery ports, 5- water inlet pipes, 6- spray delivery ports, 7- high pressures
Pump, 8- air inlet pipe, 9- compressed air generators, 10- water-locators, 11- filters.
Embodiment
Describe optimal technical scheme of the present utility model in detail below in conjunction with the accompanying drawings.
As illustrated, the efficient back washing device of sandfiltration pot of the present utility model, including tank body 1, sand filter blanket is set in tank body 1
2, the upper side of tank body 1 is provided with water inlet 3, side sets delivery port 4 below tank body 1, and wherein water inlet 3 is located at sand filtration
The top of layer 2, delivery port 4 are located at the lower section of sand filter blanket 2, and vortex recoil auxiliary is also respectively provided with above and below sand filter blanket 2
Device, the vortex recoil servicing unit include at least one circle water inlet pipe 5 set along the madial wall of tank body 1, set on water inlet pipe 5
Multiple spray delivery ports 6 are equipped with, and sprays delivery port 6 and is rotatably connected on water inlet pipe 5, when multiple spray delivery ports 6 are run
Direction is consistent with angle to be set, and water inlet pipe 5 connects high-pressure pump 7.
Wherein, spray delivery port 6 is provided with to the side wall side of tank body 1 on water inlet pipe 5, in face of the center side of tank body 1
It is also provided with spraying delivery port 6, and the spray delivery port 6 in face of the center side of tank body 1 is arranged to telescopic spray delivery port.
Further, assist gas pressure flusher, the assist gas pressure flusher bag are additionally provided with below sand filter blanket 2
The circle air inlet pipe 8 set along the madial wall of tank body 1 is included, is provided with multiple air admission holes in air inlet pipe 8, air admission hole is towards tank body 1
Center side, air inlet pipe 8 connect compressed air generator 9；Set water-locator 10 to be connected with water inlet 3 in the inner side of tank body 1, going out
Filter 11 is set at the mouth of a river 4.
The efficient back washing device of sandfiltration pot of the present utility model, it is anti-that vortex is also respectively provided with above and below sand filter blanket
Servicing unit is rushed, vortex recoil servicing unit assisted backwash current in backwash process form vortex, filtrate when adding backwash
Flowing, increase friction area, improve the efficiency of backwash, allow suspension of the absorption on filtrate or body refuse be easier it is de-
Fall, while pipeline water outlet is also rinsed to the madial wall of sandfiltration pot, filtrate will not form hardened phenomenon.
Wherein preferably spray delivery port can be provided with to tank wall side on water inlet pipe, in tank body
Side wall is rinsed, and is also provided with spraying delivery port in face of tank body center side, is vortexed for being formed, increases the stream of backwash current
It is dynamic, while the flowing of filtrate, and spray delivery port and be arranged to telescopic spray delivery port, it can according to circumstances adjust spray
The length of delivery port, so as to adjust the intensity of vortex.
Assist gas pressure flusher injects gases at high pressure in backwash current, carries out mixing wastewater with air scouring so that filter
Interior sand filter blanket is loosened, and the trapped substance for being adhered to sand filtration layer surface can be made to peel off and be taken away by recoil current；Set on the inside of tank body
Water-locator is connected with water inlet, and water-locator causes the water that needs filter to be uniformly scattered onto sand filter blanket, avoids water inlet water inlet from concentrating
Sand filter blanket is impacted, influences the using effect of sand filter blanket, after water-locator is set, can be set in the top side wall of tank body specially
Backwash water out, for the outflow of backwash water, with water inlet without using same mouth；Filter is set in delivery port, avoids sand
The little particle that filtering layer is spilt enters in the water body after filtering, and the filtering of final step is carried out to water outlet.
The efficient back washing device of sandfiltration pot of the present utility model, can greatly improve backwash efficiency by the device, allow
Filtrate is cleaner, and filter efficiency is more preferable.Sandfiltration pot periphery of inner wall uniformly arrangement one discharge pipe, along sand filtration top tank structure along
Same direction perforate, a high-pressure pump is set up, while backwash is aerated, high pressure pump startup, allow the water in pipeline along same
Direction is flowed, and vortex is formed in tank body, the flowing of filtrate, increases friction area when adding backwash, improves backwash
Efficiency, suspension or body refuse of the absorption on filtrate is allowed to be easier to come off.Pipeline water outlet simultaneously is also carried out to sand filtration top tank structure
Rinse, filtrate will not form hardened phenomenon.
Wherein the efficient back washing device is using reverse water inlet, and is passed through compressed air simultaneously, carries out mixing wastewater with air scouring, makes
Obtain sand filter blanket in filter to loosen, the trapped substance for being adhered to sand filtration layer surface can be made to peel off and be taken away by recoil current, be advantageous to
Sediment, suspension in exclusion filtering layer etc., and prevent that filtrate is hardened, it is thus capable of sufficiently recovering retaining power, so as to reach cleaning
Purpose.
Claims (4)
1. the efficient back washing device of sandfiltration pot, it is characterised in that：Including tank body, sand filter blanket is set in tank body, one above tank body
Side is provided with water inlet, and side sets delivery port below tank body, and wherein water inlet is located above sand filter blanket, and delivery port is located at sand
Below filtering layer, vortex recoil servicing unit, the vortex recoil auxiliary dress are also respectively provided with above and below sand filter blanket
At least one circle water inlet pipe including being set along tank body madial wall is put, multiple spray delivery ports are provided with water inlet pipe, and spray
Leaching delivery port is rotatably connected on water inlet pipe, and direction is consistent with angle when multiple spray delivery ports are run is set, water inlet pipe connection
High-pressure pump.
2. the efficient back washing device of sandfiltration pot according to claim 1, it is characterised in that：To tank wall on water inlet pipe
Side is provided with spray delivery port, is also provided with spraying delivery port in face of tank body center side, and in face of tank body center side
Spray delivery port is arranged to telescopic spray delivery port.
3. the efficient back washing device of sandfiltration pot according to claim 1 or 2, it is characterised in that：Also set up below sand filter blanket
There is assist gas pressure flusher, the assist gas pressure flusher includes the circle air inlet pipe set along tank body madial wall, entered
Multiple air admission holes are provided with tracheae, air admission hole connects compressed air generator towards tank body center side, air inlet pipe.
4. the efficient back washing device of sandfiltration pot according to claim 3, it is characterised in that：On the inside of tank body set water-locator with
Water inlet is connected, and filter is set in water outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720477698.5U CN206762351U (en) | 2017-05-03 | 2017-05-03 | The efficient back washing device of sandfiltration pot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720477698.5U CN206762351U (en) | 2017-05-03 | 2017-05-03 | The efficient back washing device of sandfiltration pot |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206762351U true CN206762351U (en) | 2017-12-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720477698.5U Active CN206762351U (en) | 2017-05-03 | 2017-05-03 | The efficient back washing device of sandfiltration pot |
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| CN (1) | CN206762351U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108553957A (en) * | 2018-03-23 | 2018-09-21 | 河南城建学院 | A kind of water treatment facilities with float-type plumbing mechanism |
| CN109107221A (en) * | 2018-08-21 | 2019-01-01 | 金发科技股份有限公司 | A kind of liquid-solid extraction purification devices and purification process |
-
2017
- 2017-05-03 CN CN201720477698.5U patent/CN206762351U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108553957A (en) * | 2018-03-23 | 2018-09-21 | 河南城建学院 | A kind of water treatment facilities with float-type plumbing mechanism |
| CN109107221A (en) * | 2018-08-21 | 2019-01-01 | 金发科技股份有限公司 | A kind of liquid-solid extraction purification devices and purification process |
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