CN211752999U - Wash sand setting filtration equipment fast - Google Patents
Wash sand setting filtration equipment fast Download PDFInfo
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- CN211752999U CN211752999U CN202020116432.XU CN202020116432U CN211752999U CN 211752999 U CN211752999 U CN 211752999U CN 202020116432 U CN202020116432 U CN 202020116432U CN 211752999 U CN211752999 U CN 211752999U
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- tank body
- sand
- transmission filter
- filter belt
- water inlet
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Abstract
The utility model discloses a rapid flushing sand setting filtering device, which comprises a tank body and a transmission filter belt, wherein the left side wall of the tank body is provided with a water inlet pipe, and the middle part of the tank body is provided with the transmission filter belt; the transmission filter belt is driven by the driving roller and the driven roller; the upper part in the tank body is an overflow filtering zone, and the lower part is a sand setting water outlet zone; the right end of the water inlet pipe is connected with a water inlet overflow trough; a sand scraping plate is arranged below the driven roller, and a sand outlet area is arranged on the right side of the sand scraping plate; the pond body bottom, the below that is located drive roller are equipped with the silt bucket, and silt bucket right side still is equipped with efflux aeration flusher, and silt bucket bottom is equipped with the evacuation mouth, is equipped with the governing valve on the evacuation mouth. The device has good repeatability, high filtration efficiency and short hydraulic retention time, and does not need to add chemical agents; the jet aeration flusher plays roles of pre-aeration, deodorization and partial COD removal on sewage, and is beneficial to sedimentation of suspended matters in the silt bucket. The utility model discloses simple to use, construction cost is low, has good application prospect.
Description
Technical Field
The utility model relates to a sewage treatment field, in particular to wash sand setting filtration equipment fast.
Background
With the development of industry and agriculture, the requirement on the water quality of water is higher and higher, surface water is used as a main water source and mainly comes from mountain stream rivers, and water and soil in many drainage basins are lost, so that the rivers carry a large amount of silt and cannot be directly used. In the treatment of municipal and industrial wastewater, filtration of larger suspended matter is also a key to pretreatment.
The traditional sand setting technology mostly adopts a physical settling mode, such as a advection sand setting tank, the hydraulic retention time of the sand setting tank is long, the treatment efficiency of small particle suspended matters is low, and the capital investment is also large. Secondly, some filtering facilities mostly adopt hard filtering materials such as stainless steel, carbon steel and the like, and when the inflow is large, the equipment is easy to block.
SUMMERY OF THE UTILITY MODEL
The not enough to prior art, the utility model provides a wash sand setting filtration equipment fast adopts the filter belt transmission and washes the high-efficient of the mode realization silt particle that sand removal combined together and get rid of.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model relates to a rapid flushing sand setting filtering device, which comprises a tank body and a transmission filter belt, wherein the left side wall of the tank body is provided with a water inlet pipe, the middle part of the tank body is provided with the transmission filter belt, and the left end of the transmission filter belt is arranged in a downward inclination way; the transmission filter belt is driven by a driving roller at the left end and a driven roller at the right end;
an overflow filtering area is arranged above the transmission filtering belt in the tank body, and a sand settling and water outlet area is arranged below the transmission filtering belt in the tank body;
the right end of the water inlet pipe is connected with a water inlet overflow trough, and the water inlet overflow trough is positioned above the left end of the transmission filter belt;
a sand scraping plate is arranged below the driven roller, and a sand outlet area is arranged on the right side of the sand scraping plate;
the pond body bottom, the below that is located drive roller are equipped with the silt bucket, and silt bucket right side still is equipped with efflux aeration flusher, and silt bucket bottom is equipped with the evacuation mouth, is equipped with the governing valve on the evacuation mouth.
Preferably, the left end, the right end and the middle part of the bottom of the tank body are respectively provided with 1 supporting leg.
Preferably, a water outlet is further formed in the rear side wall of the tank body and is located on the sand settling and water outlet area and on the left side of the sand scraping plate.
Preferably, the upper portion of the left side wall of the tank body and the lower portion of the water inlet pipe are provided with a supernatant return pipe communicated with the water inlet pipe, and the supernatant return pipe is provided with a pipeline centrifugal pump and a check valve.
Preferably, the transmission filter belt is made of polyester cloth, and the included angle between the transmission filter belt and the horizontal direction is 30 degrees.
Preferably, the diameter of the driving roller is smaller than that of the driven roller.
Preferably, the tank body can be made of, but not limited to, concrete, stainless steel, high-density plastic plates and the like.
The utility model discloses owing to adopted above-mentioned technical scheme, possess following beneficial effect:
1. the utility model discloses a transmission filter belt adopts the dacron filter belt, has acidproof, weak base resistant, wear-resisting, corrosion-resistant, the characteristics that the particulate matter interception nature is good, in numerous filter belt materials, its price/performance ratio is high, and to the waste water of different nature, also can choose for use specific filter belt, has overcome "hard filtration" and the filtration equipment that leads to easily blocks up, filters not smooth, filtration efficiency is low, drop into and the shortcoming that the operation cost is high. Furthermore, the utility model discloses a diameter of drive roller's diameter ratio driven roller is little, makes driven roller rotational speed reduce, is favorable to scraping the particulate matter that cuts and leave on the transmission filter belt. The dual functions of the sand scraping plate and the jet aeration flushing enable the transmission filter belt of the intercepted particulate matters to be continuously updated to prepare for the next interception, so that the high-efficiency circulating solid-liquid separation is realized.
2. The utility model discloses still set up jet aeration flusher, adopted the mode that jet aeration washed, played preaeration, deodorization, got rid of partial COD's effect to sewage, be favorable to subsiding of suspended solid in the silt bucket simultaneously.
3. The utility model discloses set up supernatant back flow and pipeline centrifugal pump in the inlet tube below, can deposit the back through the whirl with the sewage that filters, aeration washed again, follow the supernatant back flow process with the supernatant of silt particle fill top, flow back to the inlet tube, carry out secondary or many times and deposit-aeration, be convenient for control out water quality of water, provide suitable clean water source for the industry and agriculture water.
Therefore, the utility model discloses area is few, and is safe in utilization, maintains simply, and the repeatability is good, and water conservancy dwell time is short, and filtration efficiency is high, need not to add chemical agent, and is friendly to the environment, has wide market perspective.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure, 1-overflow filtering zone, 2-sand setting water outlet zone, 3-sand outlet zone, 4-water inlet pipe, 5-water inlet overflow trough, 6-transmission filter belt, 7-water outlet, 8-driven roller, 9-sand scraping plate, 10-sand discharging port, 11-driving roller, 12-jet aeration flusher, 13-silt hopper, 14-emptying port, 15-supernatant liquid return pipe, 16-regulating valve, 17-pipeline centrifugal pump, 18-check valve and 19-supporting leg.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail below with reference to the accompanying drawings and by referring to preferred embodiments. It should be understood, however, that the numerous specific details set forth in the specification are merely set forth to provide a thorough understanding of one or more aspects of the present invention, which may be practiced without these specific details.
As shown in the figure, the utility model discloses a wash sand setting filtration equipment fast, including cell body, transmission filtering band 6, the cell body can adopt but not limited to materials such as concrete, stainless steel, high density plastic slab to make, and the material of cell body is 304 stainless steel in this embodiment. A water inlet pipe 4 is arranged on the left side wall of the tank body, a transmission filter belt 6 made of polyester cloth is arranged in the middle of the tank body, and the left end of the transmission filter belt 6 is arranged in a downward inclined mode, so that the included angle between the transmission filter belt 6 and the horizontal direction is 30 degrees; the transmission filter belt 6 is in friction type belt transmission through a driving roller 11 at the left end and a driven roller 8 at the right end, the belt speed of the transmission filter belt 6 is 0.3m/s, the diameter of the driving roller 11 is 200m, and the diameter of the driven roller 8 is 300 mm; an overflow filtering area 1 is arranged above the transmission filter belt 6 in the tank body, and a sand setting water outlet area 2 is arranged below the transmission filter belt 6 in the tank body; the right end of the water inlet pipe 4 is connected with a water inlet overflow trough 5, and the water inlet overflow trough 5 is positioned above the left end of the transmission filter belt 6; a sand scraping plate 9 is arranged below the driven roller 8, and a sand outlet area 3 is arranged on the right side of the sand scraping plate 9; a silt bucket 13 is arranged at the bottom of the tank body and below the driving roller 11, a jet aeration flusher 12 is further arranged on the right side of the silt bucket 13, a drain port 14 is arranged at the bottom of the silt bucket 13, and an adjusting valve 16 is arranged on the drain port 14. The left end, the right end and the middle part of the bottom of the tank body are respectively provided with 1 supporting leg 19. A water outlet 7 is further formed in the rear side wall of the tank body, and the water outlet 7 is located on the sand setting water outlet area 2 and on the left side of the sand scraping plate 9. The upper portion of the left side wall of the tank body and the lower portion of the water inlet pipe 4 are provided with a supernatant return pipe 15 communicated with the water inlet pipe 4, and the supernatant return pipe 15 is provided with a centrifugal pipe pump 17 and a check valve 18.
During the use, sewage from inlet tube 4 entering water overflow launder 5, the overflow crosses overflow filtering area 1, filters on transmission filter belt 6 under the action of gravity, and large granule thing is held back by the filtration of 6 upper strata of transmission filter belt, and sewage is smuggleing tiny suspended solid secretly and is passing through 6 lower floors of transmission filter belt, and large granule thing is scraped off sand discharge area 3 along with the motion of transmission filter belt 6 by scraping plate 9, and it is external from the drain port 10 discharge cell. Under the effect of efflux aeration flusher 12, the sewage that has got rid of big particulate matter forms the whirl, the suspended solid looks mutual friction in the sewage and bear the shearing force of aeration, make adnexed organic pollutant decompose on the suspended solid, reach the effect of preaeration, deodorization, get rid of partial COD, form comparatively pure suspended solid, the suspended solid that density is great is concentrated in silt bucket 13 under the centrifugal action of whirl, discharge regularly through evacuation mouth 14, the supernatant of silt bucket 13 flows back to inlet tube 14 through supernatant back flow 15 and filters once more, discharge outside the pond from delivery port 7 after the sewage accords with emission standard.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (6)
1. A rapid flushing sand setting filtering device comprises a tank body and a transmission filter belt, and is characterized in that a water inlet pipe is arranged on the left side wall of the tank body, the transmission filter belt is arranged in the middle of the tank body, and the left end of the transmission filter belt is arranged in a downward inclination manner; the transmission filter belt is driven by a driving roller at the left end and a driven roller at the right end;
an overflow filtering area is arranged above the transmission filtering belt in the tank body, and a sand settling and water outlet area is arranged below the transmission filtering belt in the tank body;
the right end of the water inlet pipe is connected with a water inlet overflow trough, and the water inlet overflow trough is positioned above the left end of the transmission filter belt;
a sand scraping plate is arranged below the driven roller, and a sand outlet area is arranged on the right side of the sand scraping plate;
the pond body bottom, the below that is located drive roller are equipped with the silt bucket, and silt bucket right side still is equipped with efflux aeration flusher, and silt bucket bottom is equipped with the evacuation mouth, is equipped with the governing valve on the evacuation mouth.
2. The rapid flushing settled sand filtering apparatus of claim 1, wherein the left end, the right end and the middle part of the bottom of the tank body are respectively provided with 1 supporting leg.
3. The rapid flushing sand setting filter equipment according to claim 1, wherein the rear side wall of the tank body is further provided with a water outlet, and the water outlet is positioned on the sand setting water outlet area and on the left side of the sand scraping plate.
4. The rapid flushing settled sand filtering apparatus as claimed in claim 1, wherein a supernatant fluid return pipe communicated with the water inlet pipe is arranged on the left side wall of the tank body and below the water inlet pipe, and a centrifugal pipe pump and a check valve are arranged on the supernatant fluid return pipe.
5. The rapid flushing sand setting filter equipment according to claim 1, wherein the transmission filter belt is made of polyester cloth, and the included angle between the transmission filter belt and the horizontal direction is 30 degrees.
6. The rapid flushing grit filter apparatus of claim 1 wherein said drive roller has a diameter less than the diameter of the driven roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020116432.XU CN211752999U (en) | 2020-01-19 | 2020-01-19 | Wash sand setting filtration equipment fast |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020116432.XU CN211752999U (en) | 2020-01-19 | 2020-01-19 | Wash sand setting filtration equipment fast |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211752999U true CN211752999U (en) | 2020-10-27 |
Family
ID=72894918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020116432.XU Active CN211752999U (en) | 2020-01-19 | 2020-01-19 | Wash sand setting filtration equipment fast |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211752999U (en) |
-
2020
- 2020-01-19 CN CN202020116432.XU patent/CN211752999U/en active Active
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