CN102974149B - Sewage water pre-filtering device and application thereof - Google Patents
Sewage water pre-filtering device and application thereof Download PDFInfo
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- CN102974149B CN102974149B CN201210583181.6A CN201210583181A CN102974149B CN 102974149 B CN102974149 B CN 102974149B CN 201210583181 A CN201210583181 A CN 201210583181A CN 102974149 B CN102974149 B CN 102974149B
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- filter cloth
- screen cylinder
- water tank
- cloth screen
- sewage
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Abstract
The invention relates to a sewage water pre-filtering device, which comprises a water storage tank, wherein a light impurity outlet and a sludge outlet are arranged at two ends of the water storage tank respectively; a sewage water inlet is arranged at the top of the water storage tank; a clean water outlet is arranged at the bottom of the water storage tank; a conical filter cloth screen cylinder is axially arranged in the water storage tank; a ladder-shaped rotor is arranged in the conical filter cloth screen cylinder; and brush hairs are arranged on the two inclined edges of the ladder-shaped rotor. According to the sewage water pre-filtering device, papermaking sewage water is intercepted by utilizing the interaction effect of the conical filter cloth screen cylinder and the ladder-shaped rotor, impurities with different densities in the papermaking sewage water are effectively separated under the action of the brush hairs, the light impurities in the papermaking sewage water are discharged along the light impurity outlet, sludge in the papermaking sewage water is discharged along the sludge outlet, and the papermaking sewage water after removal of the light impurities and the sludge is filtered along filter cloth of the conical filter cloth screen cylinder, flows into the water storage tank and is finally discharged along the clean water outlet at the bottom of the water storage tank.
Description
Technical field
The present invention relates to a kind of sewage pre-filtrating equipment and application thereof, belong to the device technique field of processing papermaking wastewater.
Background technology
It is raw material that paper industry is used timber, straw, reed, rag etc., through HTHP boiling, isolates cellulose, makes paper pulp.The non-cellulose of finally discharging in raw material in process of production, partly becomes black liquid.In black liquor, contain lignin, cellulose, VFA etc., frowziness, contaminative is very strong.Paper waste is mainly from slurrying and two production processes of copy paper in paper industry production.Slurrying is the fiber separation in plant material out, makes slurry, then through bleaching, this process can produce a large amount of paper wastes; Copy paper be slurry dilute, moulding, squeezing, oven dry, make paper, this process also easily produces paper waste.The paper waste that slurrying produces, pollutes the most serious.During pulp washing, discharge waste water and be pitchy, be called Heisui River, in Heisui River, pollutant levels are very high, and BOD, up to 540g/L, contains a large amount of fibers, inorganic salts and pigment.The existing device to wastewater treatment is varied.
For example, Chinese patent CN102774902A discloses a kind of sewage treating machine, mainly comprise sewage water filtration case, pure water tank and settlement of sewage case, described sewage water filtration case, pure water tank is connected successively with settlement of sewage case, on described sewage water filtration case, be provided with sewage water inlet and flocculation medicament entrance, in described sewage water filtration case, be also provided with screen pack, described screen pack is for filtering mud and the floc sedimentation of sewage, on described settlement of sewage case, be provided with output water pump, in described settlement of sewage case bottom, be provided with conveying worm, described conveying worm is for delivery of the mud precipitating in described settlement of sewage case, on described screen pack, be also provided with mud-scraping apparatus and shower, described mud-scraping apparatus is by hairbrush with for driving the motor of hairbrush to form.Adopt the sewage treating machine structure of structure of the present invention small-sized integrated, reasonable in design, compact conformation, in the stability while that guarantees sewage disposal, has also improved the effect of sewage disposal greatly.But the overall structure of this patent is installed complicated, as utilizes this patent to carry out pretreatment to papermaking wastewater, the poor effect of its sludge scavenging, row's light impurities, can cause the obstruction of micro-element, increases the follow-up maintenance cost of this processor.
Again for example, Chinese patent CN101284196 relates to the clean-up effect of waste water control, belongs to the core apparatus of Separation of Solid and Liquid.Technical problem to be solved by this invention be to provide a kind of can separated sludge impurity when water-containing sludge continuous purification, the clearing machine of water and viscous liquid dirt, make water and the separated recovery to greatest extent of mud impurity.The technical scheme addressing this problem is that clearing machine adopts horizontal type structure, in clearing machine body, fix a stainless steel dewatering filter screen, in the middle of dehydration filter screen, be provided with a spiral material extruder, be provided with a circle and clean hairbrush on helical blade, material extrusion helical axis is connecting speed governing transmission mechanism.The present invention can be used for the dirty water purification of smelting iron and steel factory, the purification of municipal wastewater processing, water treatment of agricultural irrigation etc.But the deficiency of this patent is, the tubbiness that this processor integral body is vertical setting, its inner shaft is to being provided with hairbrush, but the effect based on gravity, the sewage entering in staving can effectively not be filtered, it is too short that its sewage is detained the time of filtering in staving, greatly affected the pretreating effect to sewage.
Summary of the invention
For the deficiencies in the prior art, the invention provides a kind of sewage pre-filtrating equipment.
The present invention also discloses a kind of application that utilizes above-mentioned sewage pre-filtrating equipment to process papermaking wastewater.
Technical scheme of the present invention is as follows:
Light impurity outlet and the sludge outlet that sewage pre-filtrating equipment comprises water tank, be respectively arranged with at the two ends of water tank, at water tank top, be provided with sewage inlet, in the bottom of water tank, be provided with clear water output, in described water tank and along being axially provided with taper filter cloth screen cylinder, being provided with a trapezoidal rotor in described taper filter cloth screen cylinder of water tank, on two hypotenuses of described trapezoidal rotor, be provided with bristle; Described trapezoidal rotor inclination angle is identical with the inclination angle, inside of described taper filter cloth screen cylinder;
Described water tank is horizontal by being obliquely installed, and described range of tilt angles is: 20-50 °;
The center of circle of the larger diameter end of described taper filter cloth screen cylinder is higher than the center of circle of the smaller diameter end of taper filter cloth screen cylinder;
Described sewage inlet, light impurity outlet and sludge outlet are connected with described taper filter cloth screen cylinder respectively; Described clear water output is connected with described water tank inside.
Preferred according to the present invention, described sewage inlet is connected with the leading portion of described taper filter cloth screen cylinder.
Preferred according to the present invention, described light impurity outlet is connected with the larger diameter end of described taper filter cloth screen cylinder.
Preferred according to the present invention, described sludge outlet is connected with the smaller diameter end of described taper filter cloth screen cylinder.
Preferred according to the present invention, in described taper filter cloth screen cylinder, be axially provided with power transmission shaft, on described power transmission shaft, be fixedly installed trapezoidal rotor, at described water tank, be outside equipped with driving motor, described driving motor rotates by trapezoidal rotor described in transmission shaft driven.
Preferred according to the present invention, described taper filter cloth screen cylinder comprises double-layer grating, between described double-layer grating, is provided with filter cloth.
Preferred according to the present invention, described filter cloth is parameter 300-1000g/m
2filter cloth.
Utilize above-mentioned sewage pre-filtrating equipment to process an application for papermaking wastewater, comprise that step is as follows:
(1) described in the transmission of unlatching driving motor, trapezoidal rotor rotates;
(2) by described sewage inlet place, in described sewage pre-filtrating equipment, add papermaking wastewater;
(3) described papermaking wastewater is under described trapezoidal rotor rotates, and the light impurity in papermaking wastewater is discharged along described light impurity outlet; Mud in papermaking wastewater is discharged along sludge outlet; Papermaking wastewater after removing light impurity and mud flows in described water tank after the filter-cloth filtering of taper filter cloth screen cylinder, finally along the clear water output of described water tank bottom, discharges.
Advantage of the present invention is:
The present invention utilizes taper filter cloth screen cylinder and trapezoidal rotor interaction realization to carry out flow-disturbing effect to papermaking wastewater, by the effect of described bristle, the impurity of different densities in described papermaking wastewater is carried out to effective separation: the light impurity in papermaking wastewater is discharged along described light impurity outlet; Mud in papermaking wastewater is discharged along sludge outlet; Papermaking wastewater after removing light impurity and mud flows in described water tank after the filter-cloth filtering of taper filter cloth screen cylinder, finally along the clear water output of described water tank bottom, discharges.And flow velocity effect when the present invention also utilizes sewage to enter described device, by being obliquely installed described water tank, taper filter cloth screen cylinder and trapezoidal rotor, accelerates effective separation of impurity in papermaking wastewater, has efficiently realized the pre-filtering of sewage is processed.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present invention;
Fig. 2 is the top view of Fig. 1;
In Fig. 1 and Fig. 2,1, light impurity outlet; 2, power transmission shaft; 3, bearing; 4, sewage inlet; 5, taper filter cloth screen cylinder; The larger diameter end of 5-1, taper filter cloth screen cylinder; The smaller diameter end of 5-2, taper filter cloth screen cylinder; 6, bristle; 7, water tank; 8, bearing; 9, belt pulley; 10, driving motor; 11, electric machine support; 12, sludge outlet; 13, clear water output; 14, trapezoidal rotor.Wherein α be described water tank axially and the inclination angle of horizontal plane.
The specific embodiment
Below in conjunction with embodiment and Figure of description, the present invention is described in detail, but is not limited to this.
Embodiment 1,
As shown in Figure 1-2.
The light impurity outlet 1 that a kind of sewage pre-filtrating equipment comprises water tank 7, be respectively arranged with at the two ends of water tank 7 and sludge outlet 12, at water tank 7 tops, be provided with sewage inlet 4, in the bottom of water tank 7, be provided with clear water output 13, in described water tank 7 and along being axially provided with taper filter cloth screen cylinder 5, being provided with a trapezoidal rotor 14 in described taper filter cloth screen cylinder 5 of water tank 7, on two hypotenuses of described trapezoidal rotor 14, be provided with bristle 6; Described trapezoidal rotor 14 inclination angles are identical with the inclination angle, inside of described taper filter cloth screen cylinder 5;
Described water tank 7 is horizontal by being obliquely installed, and described tilt angle alpha is: 25 °;
The center of circle of the larger diameter end 5-1 of described taper filter cloth screen cylinder 5 is higher than the center of circle of the smaller diameter end 5-2 of taper filter cloth screen cylinder;
Described sewage inlet 4, light impurity outlet 1 and sludge outlet 12 are connected with described taper filter cloth screen cylinder 5 respectively; Described clear water output 13 is connected with described water tank 7 inside.
Described sewage inlet 4 is connected with the leading portion of described taper filter cloth screen cylinder 5.
Described light impurity outlet 1 is connected with the major diameter 5-1 end of described taper filter cloth screen cylinder 5.
Described sludge outlet 12 is connected with the minor diameter 5-2 end of described taper filter cloth screen cylinder 5.
At the interior power transmission shaft 2 that is axially provided with of described taper filter cloth screen cylinder 5, on described power transmission shaft 2, be fixedly installed trapezoidal rotor 14, at described water tank 7, be outside equipped with driving motor 10, described driving motor 10 rotates by trapezoidal rotor 14 described in power transmission shaft 2 transmissions.
Described taper filter cloth screen cylinder 5 comprises double-layer grating, between described double-layer grating, is provided with filter cloth.Described filter cloth is that parameter is 300-1000g/m
2filter cloth.
Embodiment 2,
A sewage pre-filtrating equipment as described in Example 1, its difference is, and described water tank 7 is horizontal by being obliquely installed, and described tilt angle alpha is: 20 °.
Embodiment 3,
A sewage pre-filtrating equipment as described in Example 1, its difference is, and described water tank 7 is horizontal by being obliquely installed, and described tilt angle alpha is: 50 °.
Embodiment 4,
A sewage pre-filtrating equipment as described in Example 1, its difference is, and described water tank 7 is horizontal by being obliquely installed, and described tilt angle alpha is: 30 °.
Embodiment 5,
Utilization is an application for sewage pre-filtrating equipment processing papermaking wastewater as described in Example 1, comprises that step is as follows:
(1) described in 10 transmissions of unlatching driving motor, trapezoidal rotor 14 rotates;
(2) by described sewage inlet 4 places, in described sewage pre-filtrating equipment, add papermaking wastewater;
(3) described papermaking wastewater is under described trapezoidal rotor 14 rotates, and the light impurity in papermaking wastewater is discharged along described light impurity outlet 1; Mud in papermaking wastewater is discharged along sludge outlet 12; Papermaking wastewater after removing light impurity and mud flows in described water tank 7 after the filter-cloth filtering of taper filter cloth screen cylinder 5, finally along the clear water output 13 of described water tank 7 bottoms, discharges.
Claims (4)
1. a sewage pre-filtrating equipment, it is characterized in that, light impurity outlet and the sludge outlet that this sewage pre-filtrating equipment comprises water tank, be respectively arranged with at the two ends of water tank, at water tank top, be provided with sewage inlet, in the bottom of water tank, be provided with clear water output, in described water tank and along being axially provided with taper filter cloth screen cylinder, being provided with a trapezoidal rotor in described taper filter cloth screen cylinder of water tank, on two hypotenuses of described trapezoidal rotor, be provided with bristle; Described trapezoidal rotor inclination angle is identical with the inclination angle, inside of described taper filter cloth screen cylinder; Described water tank is horizontal by being obliquely installed, and described range of tilt angles is: 20-50 °; The center of circle of the larger diameter end of described taper filter cloth screen cylinder is higher than the center of circle of the smaller diameter end of taper filter cloth screen cylinder; Described sewage inlet, light impurity outlet and sludge outlet are connected with described taper filter cloth screen cylinder respectively; Described clear water output is connected with described water tank inside; Described sewage inlet is connected with the leading portion of described taper filter cloth screen cylinder; Described light impurity outlet is connected with the larger diameter end of described taper filter cloth screen cylinder; Described sludge outlet is connected with the smaller diameter end of described taper filter cloth screen cylinder; In described taper filter cloth screen cylinder, be axially provided with power transmission shaft, be fixedly installed trapezoidal rotor on described power transmission shaft, at described water tank, be outside equipped with driving motor, described driving motor rotates by trapezoidal rotor described in transmission shaft driven.
2. a kind of sewage pre-filtrating equipment according to claim 1, is characterized in that, described taper filter cloth screen cylinder comprises double-layer grating, between described double-layer grating, is provided with filter cloth.
3. a kind of sewage pre-filtrating equipment according to claim 2, is characterized in that, described filter cloth is that parameter is 300-1000g/m
2filter cloth.
4. utilize a method for sewage pre-filtrating equipment processing papermaking wastewater as claimed in claim 1, it is characterized in that, it is as follows that the method comprising the steps of:
(1) described in the transmission of unlatching driving motor, trapezoidal rotor rotates;
(2) by described sewage inlet place, in described sewage pre-filtrating equipment, add papermaking wastewater;
(3) described papermaking wastewater is under described trapezoidal rotor rotates, and the light impurity in papermaking wastewater is discharged along described light impurity outlet; Mud in papermaking wastewater is discharged along sludge outlet; Papermaking wastewater after removing light impurity and mud flows in described water tank after the filter-cloth filtering of taper filter cloth screen cylinder, finally along the clear water output of described water tank bottom, discharges.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210583181.6A CN102974149B (en) | 2012-12-27 | 2012-12-27 | Sewage water pre-filtering device and application thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210583181.6A CN102974149B (en) | 2012-12-27 | 2012-12-27 | Sewage water pre-filtering device and application thereof |
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| Publication Number | Publication Date |
|---|---|
| CN102974149A CN102974149A (en) | 2013-03-20 |
| CN102974149B true CN102974149B (en) | 2014-10-22 |
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| CN201210583181.6A Expired - Fee Related CN102974149B (en) | 2012-12-27 | 2012-12-27 | Sewage water pre-filtering device and application thereof |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105797476A (en) * | 2016-05-25 | 2016-07-27 | 青岛欧帝欧环保科技发展有限公司 | Self-cleaning slag-liquid separator and application thereof |
| CN111115958A (en) * | 2019-12-30 | 2020-05-08 | 陈志伟 | Intelligent control system and method for water treatment |
| CN110950505A (en) * | 2019-12-30 | 2020-04-03 | 陈志伟 | Intelligent modularized water treatment equipment |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2158297Y (en) * | 1993-09-14 | 1994-03-09 | 贵州省环保技术服务中心 | Machine for continous recovery from paper-making waste-water |
| CN202558795U (en) * | 2012-05-01 | 2012-11-28 | 当阳龙之泉农业发展有限公司 | Dreg and thick liquid separating sieve for processing of potato starch |
| CN203002100U (en) * | 2012-12-27 | 2013-06-19 | 山东轻工业学院 | Sewage prefiltration device |
-
2012
- 2012-12-27 CN CN201210583181.6A patent/CN102974149B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2158297Y (en) * | 1993-09-14 | 1994-03-09 | 贵州省环保技术服务中心 | Machine for continous recovery from paper-making waste-water |
| CN202558795U (en) * | 2012-05-01 | 2012-11-28 | 当阳龙之泉农业发展有限公司 | Dreg and thick liquid separating sieve for processing of potato starch |
| CN203002100U (en) * | 2012-12-27 | 2013-06-19 | 山东轻工业学院 | Sewage prefiltration device |
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| CN102974149A (en) | 2013-03-20 |
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