CN102974149A - Sewage water pre-filtering device and application thereof - Google Patents
Sewage water pre-filtering device and application thereof Download PDFInfo
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- CN102974149A CN102974149A CN2012105831816A CN201210583181A CN102974149A CN 102974149 A CN102974149 A CN 102974149A CN 2012105831816 A CN2012105831816 A CN 2012105831816A CN 201210583181 A CN201210583181 A CN 201210583181A CN 102974149 A CN102974149 A CN 102974149A
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- filter cloth
- screen cylinder
- water tank
- sewage
- cloth screen
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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
Paper industry uses timber, straw, reed, rag etc. to be raw material, isolates cellulose through the HTHP boiling, makes paper pulp.The non-cellulose of discharging at last in the raw material in process of production, partly becomes black liquid.Contain lignin, cellulose, VFA etc. in the black liquor, frowziness, contaminative is very strong.Slurrying during paper waste is mainly produced from paper industry and copy two production processes of paper.Slurrying is the fiber separation in the plant material out, makes slurry, and through bleaching, this process can produce a large amount of paper wastes again; Copy paper and be slurry dilute, moulding, squeezing, oven dry, make paper, this process also produces paper waste easily.The paper waste that slurrying produces pollutes the most serious.Discharge waste water during pulp washing and be pitchy, be called Heisui River, pollutant levels are very high in the Heisui River, and BOD contains a large amount of fibers, inorganic salts and pigment up to 540g/L.Existing varied to the device of wastewater treatment.
For example, Chinese patent CN102774902A discloses a kind of sewage treating machine, mainly comprise the sewage water filtration case, pure water tank and settlement of sewage case, described sewage water filtration case, pure water tank is connected with the settlement of sewage case and is connected, be provided with sewage water inlet and flocculation medicament entrance at described sewage water filtration case, in described sewage water filtration case, also be provided with screen pack, described screen pack is used for filtering mud and the floc sedimentation of sewage, be provided with the output water pump at described settlement of sewage case, be provided with conveying worm in described settlement of sewage case bottom, described conveying worm is for delivery of the mud that precipitates in described settlement of sewage case, also be provided with mud-scraping apparatus and shower on the described screen pack, described mud-scraping apparatus consists of by hairbrush with for the motor that drives hairbrush.Adopt the sewage treating machine structure of structure of the present invention small-sized integrated, reasonable in design, compact conformation in the stability that guarantees sewage disposal simultaneously, has also improved the effect of sewage disposal greatly.But the overall structure of this patent is installed complicated, as utilizes this patent that papermaking wastewater is carried out preliminary treatment, and 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 provide a kind of can separated sludge impurity when the water-containing sludge continuous purification, the clearing machine of water and viscous liquid dirt, make water separate to greatest extent recovery with mud impurity.The technical scheme that addresses this problem is that clearing machine adopts horizontal type structure, fix a stainless steel dewatering filter screen in the clearing machine body, be provided with a spiral material extruder in the middle of the dehydration filter screen, be provided with a circle at helical blade and clean hairbrush, the material extrusion helical axis is connecting the speed governing transmission mechanism.The present invention can be used for the purification of smelting iron and steel factory sewage, the purification that municipal wastewater is processed, 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 be based on action of gravitation, the sewage that enters in the 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:
A kind of sewage pre-filtrating equipment comprises water tank, the light impurity outlet that is respectively arranged with at the two ends of water tank and sludge outlet, is provided with sewage inlet at the water tank top, is provided with clear water output in the bottom of water tank, in described water tank and along axially being provided with taper filter cloth screen cylinder, in described taper filter cloth screen cylinder, being provided with a trapezoidal rotor of water tank, be provided with bristle at two hypotenuses of described trapezoidal rotor; 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, axially be provided with power transmission shaft, be fixedly installed trapezoidal rotor at described power transmission shaft, be outside equipped with driving motor at described water tank, described driving motor rotates by the described trapezoidal rotor of transmission shaft driven.
Preferred according to the present invention, described taper filter cloth screen cylinder comprises double-layer grating, is provided with filter cloth between described double-layer grating.
Preferred according to the present invention, described filter cloth is parameter 300-1000g/m
2Filter cloth.
A kind of application that utilizes above-mentioned sewage pre-filtrating equipment to process papermaking wastewater comprises that step is as follows:
(1) opening the described trapezoidal rotor of driving motor transmission rotates;
(2) in described sewage pre-filtrating equipment, add papermaking wastewater by described sewage inlet place;
(3) described papermaking wastewater is under described trapezoidal rotor rotates, and the light impurity in the papermaking wastewater is discharged along described light impurity outlet; Mud in the papermaking wastewater is discharged along sludge outlet; Papermaking wastewater after removing light impurity and mud flows in the described water tank behind the filter-cloth filtering of taper filter cloth screen cylinder, finally discharges along the clear water output of described water tank bottom.
Advantage of the present invention is:
The present invention utilizes taper filter cloth screen cylinder and trapezoidal rotor to interact and realizes papermaking wastewater is carried out the flow-disturbing effect, by the effect of described bristle, the impurity of different densities in the described papermaking wastewater is carried out effective separation: the light impurity in the papermaking wastewater is discharged along described light impurity outlet; Mud in the papermaking wastewater is discharged along sludge outlet; Papermaking wastewater after removing light impurity and mud flows in the described water tank behind the filter-cloth filtering of taper filter cloth screen cylinder, finally discharges along the clear water output of described water tank bottom.And the 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, is accelerated the effective separation of impurity in the papermaking wastewater, has efficiently realized the pre-filtering of sewage is processed.
Description of drawings
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.
Shown in Fig. 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, be provided with sewage inlet 4 at water tank 7 tops, be provided with clear water output 13 in the bottom of water tank 7, in described water tank 7 and along axially being provided with taper filter cloth screen cylinder 5, in described taper filter cloth screen cylinder 5, being provided with a trapezoidal rotor 14 of water tank 7, be provided with bristle 6 at two hypotenuses of described trapezoidal rotor 14; 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 described taper filter cloth screen cylinder 5 interior power transmission shafts 2 that axially are provided with, be fixedly installed trapezoidal rotor 14 at described power transmission shaft 2, be outside equipped with driving motor 10 at described water tank 7, described driving motor 10 rotates by the described trapezoidal rotor 14 of power transmission shaft 2 transmissions.
Described taper filter cloth screen cylinder 5 comprises double-layer grating, is provided with filter cloth between described double-layer grating.Described filter cloth is that parameter is 300-1000g/m
2Filter cloth.
A kind of sewage pre-filtrating equipment as described in Example 1, its difference is that described water tank 7 is horizontal by being obliquely installed, described tilt angle alpha is: 20 °.
Embodiment 3,
A kind of sewage pre-filtrating equipment as described in Example 1, its difference is that described water tank 7 is horizontal by being obliquely installed, described tilt angle alpha is: 50 °.
A kind of sewage pre-filtrating equipment as described in Example 1, its difference is that described water tank 7 is horizontal by being obliquely installed, described tilt angle alpha is: 30 °.
A kind of utilization is the application of sewage pre-filtrating equipment processing papermaking wastewater as described in Example 1, comprises that step is as follows:
(1) opening the described trapezoidal rotor 14 of driving motor 10 transmissions rotates;
(2) in described sewage pre-filtrating equipment, add papermaking wastewater by described sewage inlet 4 places;
(3) described papermaking wastewater is under described trapezoidal rotor 14 rotates, and the light impurity in the papermaking wastewater is discharged along described light impurity outlet 1; Mud in the papermaking wastewater is discharged along sludge outlet 12; Papermaking wastewater after removing light impurity and mud flows in the described water tank 7 behind the filter-cloth filtering of taper filter cloth screen cylinder 5, finally discharges along the clear water output 13 of described water tank 7 bottoms.
Claims (8)
1. sewage pre-filtrating equipment, it is characterized in that, this sewage pre-filtrating equipment comprises water tank, the light impurity outlet that is respectively arranged with at the two ends of water tank and sludge outlet, is provided with sewage inlet at the water tank top, is provided with clear water output in the bottom of water tank, in described water tank and along axially being provided with taper filter cloth screen cylinder, in described taper filter cloth screen cylinder, being provided with a trapezoidal rotor of water tank, be provided with bristle at two hypotenuses of described trapezoidal rotor; 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.
2. a kind of sewage pre-filtrating equipment according to claim 1 is characterized in that, described sewage inlet is connected with the leading portion of described taper filter cloth screen cylinder.
3. a kind of sewage pre-filtrating equipment according to claim 1 is characterized in that, described light impurity outlet is connected with the larger diameter end of described taper filter cloth screen cylinder.
4. a kind of sewage pre-filtrating equipment according to claim 1 is characterized in that, described sludge outlet is connected with the smaller diameter end of described taper filter cloth screen cylinder.
5. a kind of sewage pre-filtrating equipment according to claim 1, it is characterized in that, in described taper filter cloth screen cylinder, axially be provided with power transmission shaft, be fixedly installed trapezoidal rotor at described power transmission shaft, be outside equipped with driving motor at described water tank, described driving motor rotates by the described trapezoidal rotor of transmission shaft driven.
6. 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, is provided with filter cloth between described double-layer grating.
7. a kind of sewage pre-filtrating equipment according to claim 6 is characterized in that, described filter cloth is that parameter is 300-1000g/m
2Filter cloth.
8. one kind is utilized the as claimed in claim 1 method of sewage pre-filtrating equipment processing papermaking wastewater, it is characterized in that it is as follows that the method comprising the steps of:
(1) opening the described trapezoidal rotor of driving motor transmission rotates;
(2) in described sewage pre-filtrating equipment, add papermaking wastewater by described sewage inlet place;
(3) described papermaking wastewater is under described trapezoidal rotor rotates, and the light impurity in the papermaking wastewater is discharged along described light impurity outlet; Mud in the papermaking wastewater is discharged along sludge outlet; Papermaking wastewater after removing light impurity and mud flows in the described water tank behind the filter-cloth filtering of taper filter cloth screen cylinder, finally discharges along the clear water output of described water tank bottom.
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 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102974149A true CN102974149A (en) | 2013-03-20 |
| CN102974149B CN102974149B (en) | 2014-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
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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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Cited By (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 |
| CN110950505A (en) * | 2019-12-30 | 2020-04-03 | 陈志伟 | Intelligent modularized water treatment equipment |
| CN111115958A (en) * | 2019-12-30 | 2020-05-08 | 陈志伟 | Intelligent control system and method for water treatment |
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 |
Cited By (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 |
| CN110950505A (en) * | 2019-12-30 | 2020-04-03 | 陈志伟 | Intelligent modularized water treatment equipment |
| CN111115958A (en) * | 2019-12-30 | 2020-05-08 | 陈志伟 | Intelligent control system and method for water treatment |
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| Publication number | Publication date |
|---|---|
| CN102974149B (en) | 2014-10-22 |
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Granted publication date: 20141022 Termination date: 20161227 |