CN116332310A - High-efficiency sewage treatment device and sewage treatment process thereof - Google Patents
High-efficiency sewage treatment device and sewage treatment process thereof Download PDFInfo
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- CN116332310A CN116332310A CN202310505542.3A CN202310505542A CN116332310A CN 116332310 A CN116332310 A CN 116332310A CN 202310505542 A CN202310505542 A CN 202310505542A CN 116332310 A CN116332310 A CN 116332310A
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- straining box
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- 239000010865 sewage Substances 0.000 title claims abstract description 64
- 238000000034 method Methods 0.000 title claims abstract description 22
- 230000008569 process Effects 0.000 title claims abstract description 19
- 239000012535 impurity Substances 0.000 claims abstract description 93
- 239000000463 material Substances 0.000 claims abstract description 69
- 238000001914 filtration Methods 0.000 claims abstract description 53
- 230000007246 mechanism Effects 0.000 claims abstract description 49
- 238000004140 cleaning Methods 0.000 claims abstract description 44
- 238000003756 stirring Methods 0.000 claims abstract description 32
- 230000000694 effects Effects 0.000 claims abstract description 16
- 239000012141 concentrate Substances 0.000 claims abstract description 15
- 230000010405 clearance mechanism Effects 0.000 claims abstract description 11
- 238000002156 mixing Methods 0.000 claims abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 239000003814 drug Substances 0.000 claims description 7
- 238000005192 partition Methods 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 6
- 239000008394 flocculating agent Substances 0.000 claims description 5
- 238000001125 extrusion Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 4
- 238000005452 bending Methods 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims 1
- 238000004065 wastewater treatment Methods 0.000 claims 1
- 238000005189 flocculation Methods 0.000 abstract description 5
- 230000016615 flocculation Effects 0.000 abstract description 5
- 238000007790 scraping Methods 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 abstract 1
- 230000000903 blocking effect Effects 0.000 description 4
- 229920000620 organic polymer Polymers 0.000 description 4
- 241000220317 Rosa Species 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000003795 desorption Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 208000034699 Vitreous floaters Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 229920000592 inorganic polymer Polymers 0.000 description 1
- 229910017053 inorganic salt Inorganic materials 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Images
Classifications
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5281—Installations for water purification using chemical agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
- B01D29/03—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements self-supporting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/88—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices
- B01D29/94—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for discharging the filter cake, e.g. chutes
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/14—Maintenance of water treatment installations
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/16—Regeneration of sorbents, filters
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Abstract
The utility model discloses a high-efficiency sewage treatment device and a sewage treatment process thereof, wherein the high-efficiency sewage treatment device comprises a mounting base, a rough filtration tank and a mixing stirring mechanism, the rough filtration tank is fixedly arranged at the top of the mounting base, the mixing stirring mechanism is arranged in the rough filtration tank, and the mixing stirring mechanism comprises stirring rods, and the number of the stirring rods is two. This high efficiency sewage treatment plant and sewage treatment technology thereof sets up clearance mechanism, clear stifled mechanism through the inside at the straining box to set up concentrated material mechanism that takes off at straining box's surface, make straining box when stirring the flocculation with higher speed to sewage through mixing rabbling mechanism, can also be through clearance mechanism, clear stifled mechanism and concentrate the common cooperation of taking off material mechanism, make straining box inside grid board top filterable impurity, can concentrate the scraping and cleaning through the reciprocal of activity material frame, in order to avoid grid board top to remain impurity, cause the difficult filterable problem of sewage.
Description
Technical Field
The utility model relates to the technical field of sewage treatment, in particular to a high-efficiency sewage treatment device and a sewage treatment process thereof.
Background
The sewage treatment is a process for purifying sewage to meet the water quality requirement of being discharged into a certain water body or reused. The sewage treatment is widely applied to various fields such as buildings, agriculture, traffic, energy sources, petrifaction, environmental protection, urban landscapes, medical treatment, catering and the like, and more of the fields enter daily life of common people, and the sewage treatment has more working procedures, so that the used treatment equipment is also wider, for example, the filtering equipment for carrying out rough filtration on sewage is one of sewage treatment devices, in the prior art, the sewage rough filtration mostly adopts an automatic grid to filter impurities in water, and the automatic filtration and impurity stripping can be completed through the automatic grid inclined transmission.
Chinese patent CN217391824U discloses a grid filter equipment for sewage treatment, including rose box and dustbin, the dustbin is installed on the rose box right side wall face, install filtration and auxiliary structure on the rose box, filtration includes: a pair of sealing bearings with the same structure, a driving gear shaft, a motor seat and a filtering part; the utility model relates to the technical field of sewage treatment, and relates to a device which is researched and improved in the lower structural aspect, wherein a servo motor is added to provide power, and a driving gear shaft in a driving device rotates, so that a movable grid cylinder and a driven gear shaft are driven to continuously run, solid floaters are automatically separated in the process, the manpower is liberated, and the working efficiency is improved. Meanwhile, the device is also provided with a process of forming multistage filtration by the coarse grating plates and the fine grating plates, so that the filtration precision is improved, a better filtration effect is obtained, and the sewage treatment device greatly promotes the sewage treatment work to be better carried out.
Although the automatic grating can achieve the advantages of autonomous filtering and impurity stripping, improving the filtering precision and the like, the defects of the automatic grating in the practical use process still exist, such as the problem that impurities (such as plastic bags and the like) are always remained on the surface of the automatic grating in the process of filtering and salvaging impurities, so that the impurities are not easy to strip, and the conventional sewage treatment equipment is lack of a dredging mechanism, so that a large amount of impurities are blocked in the meshes of the grating during coarse filtration, the treatment efficiency of the coarse filtration grating is reduced due to blockage, and the problem is solved by providing a high-efficiency sewage treatment device and a sewage treatment process thereof.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a high-efficiency sewage treatment device and a sewage treatment process thereof, and solves the problems that impurities on the surface of filtering equipment are not easy to peel thoroughly and a dredging mechanism is lacked, so that the meshes of a grid are blocked, and the sewage filtering treatment efficiency is reduced.
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a high efficiency sewage treatment device, includes mounting base, straining box and mixed rabbling mechanism, straining box is fixed to be set up in mounting base's top, mixed rabbling mechanism sets up in straining box's inside, mixed rabbling mechanism includes the puddler, the puddler is provided with two, and two puddlers all rotate the both sides that set up in straining box inner chamber rear side respectively through the bearing, the fixed surface of puddler is connected with a plurality of stirring vane, the one end of puddler runs through and extends to straining box's outside, the surface of puddler just is located straining box's outside fixedly connected with first belt pulley, and the transmission is connected with first belt between two first belt pulleys, straining box's front side is through support fixedly connected with driving motor, and driving motor's output shaft passes through the one end fixed connection of shaft coupling and right side puddler, be provided with clearance mechanism between mixed rabbling mechanism and the straining box, be provided with clear stifled mechanism between clearance mechanism and the straining box, straining box's front side and rear side all are provided with and take off the material mechanism.
Preferably, the cleaning mechanism comprises a grating plate, the grating plate is fixedly arranged in the mounting base, the rear side of the inner cavity of the coarse filtration tank is rotationally connected with a reciprocating screw, a thread bush is connected to the surface of the reciprocating screw, a limit short rod is fixedly connected to the rear side of the inner cavity of the coarse filtration tank and located on one side of the reciprocating screw, a sliding sleeve is slidably connected to the surface of the limit short rod, a movable material cleaning frame is fixedly connected between the sliding sleeve and the thread bush, a plurality of first reset springs are fixedly connected to the top of the inner cavity of the movable material cleaning frame, a plurality of movable material cleaning plates are fixedly connected to the bottom of the first reset springs, the bottoms of the movable material cleaning plates slide and extend to the bottoms of the movable material cleaning frame, a second belt pulley is fixedly connected to the surfaces of the reciprocating screw and the right stirring rod, and a second belt is connected to the transmission between the second belt pulleys.
Preferably, the blocking removing mechanism comprises four limiting sliding grooves, the four limiting sliding grooves are formed in the two sides of the front side and the rear side of the inner cavity of the coarse filtration tank respectively, sliding blocks are connected to the inner portions of the limiting sliding grooves in a sliding mode, second reset springs are fixedly connected between the sliding blocks and the limiting sliding grooves, L-shaped supporting fixing rods are fixedly connected to the surfaces of the sliding blocks, guiding inclined plates are fixedly connected to the bottoms of the bending positions of the L-shaped supporting fixing rods, upper pushing rods matched with the guiding inclined plates in use are fixedly connected to one sides of the sliding sleeves and the threaded sleeves in a back-to-back mode through supports, rotating sleeves are arranged on the surfaces of the upper pushing rods, one ends of the L-shaped supporting fixing rods penetrate through and slidingly extend to the bottoms of the grid plates, and the same plane is fixedly connected with a mounting frame at the bottoms of the two L-shaped supporting fixing rods in a common mode, and a plurality of impurity blocking removing blocks matched with the grid plates in use are fixedly connected to the tops of the mounting frame.
Preferably, the concentrated material removing mechanism comprises an impurity material collecting frame, the impurity material collecting frame is provided with two impurity material collecting frames, the two impurity material collecting frames are respectively fixed on the front side and the rear side of the coarse filtration box, one side of an inner cavity of the impurity material collecting frame is rotationally connected with a rotating shaft through a bearing, one end of the rotating shaft penetrates through and extends to the outside of the impurity material collecting frame, the surface of the rotating shaft is fixedly connected with a helical blade which is positioned in the impurity material collecting frame, the surfaces of the rotating shaft and a reciprocating screw are fixedly connected with a main bevel gear, the front side and the rear side of the coarse filtration box are rotationally connected with rotating rollers through bearings, the top end and the bottom end of each rotating roller are fixedly connected with a secondary bevel gear meshed with the main bevel gear, a discharging opening is formed in the bottom of the impurity material collecting frame, and aggregate notch is formed in the front side and the rear side of the inner cavity of the coarse filtration box.
Preferably, both sides of the front side and the rear side of the movable material cleaning frame are fixedly connected with cylindrical ejector rods, and a movable cover plate matched with the cylindrical ejector rods for use is rotatably connected between both sides of the inner cavity of the impurity material collecting frame through bearings.
Preferably, the front side and the rear side of the top of the grating plate are fixedly connected with blanking slopes, and the two sides of the top of the grating plate are fixedly connected with partition plates.
Preferably, the front side and the rear side of the coarse filtration box are respectively provided with an impurity collection cylinder matched with the feed opening through a support plate.
Preferably, the top of the rough filtration tank is communicated with a water inlet pipe, one side of the rough filtration tank is communicated with a liquid medicine adding pipe, and the bottom of the rough filtration tank is communicated with a sewage draining pipe.
The utility model also discloses a high-efficiency sewage treatment process, which specifically comprises the following steps:
s1, when the device is used, sewage is introduced into the rough filtration tank through the water inlet pipe, the flocculation medicament is conveyed to the rough filtration tank through the liquid medicament adding pipe, then the driving motor is started, the driving motor drives the two stirring rods to rotate through the cooperation of the output shaft and the first belt pulley and the first belt, the stirring rods drive the stirring blades to mix flocculant and filtered sewage, when the stirring rods on the right side rotate, the stirring rods on the right side synchronously drive the reciprocating screw rod to rotate through the cooperation of the second belt pulley and the second belt, the threaded sleeve on the surface of the reciprocating screw rod drives the movable material cleaning frame to clean impurities at the top of the grating plate in a reciprocating manner through the common limit cooperation of the partition plate, the limit short rod and the sliding sleeve, and the movable material cleaning frame can push away the movable cover plate through the linkage cylinder ejector rod in the cleaning process, so that the cylinder ejector rod pushes the impurities to be concentrated to the inside of the impurity material collecting frame;
s2, when the movable material cleaning frame is driven to move by the threaded sleeve, the sliding sleeve is driven to move by the movable material cleaning frame, the two upper push rods are driven to move back and forth synchronously when the threaded sleeve and the sliding sleeve move, the upper push rods are continuously contacted with the inclined surfaces of the guide inclined plates when moving, the guide inclined plates are enabled to ascend through extrusion, the guide inclined plates ascend to drive the L-shaped supporting fixing rods to move upwards, the L-shaped supporting fixing rods move to drive the mounting frame to ascend, the impurity cleaning block is driven to insert with meshes of the grid plate, and after the impurity cleaning block is inserted with the meshes of the grid plate, impurities in the holes are ejected out and are positioned at the top of the grid plate;
s3, when the reciprocating screw rod rotates to enable the threaded sleeve to drive the movable material cleaning frame to move back and forth, the reciprocating screw rod can also drive the main bevel gear on the surface of the reciprocating screw rod to rotate, when the main bevel gear on the surface of the reciprocating screw rod rotates, the main bevel gear on the surface of the rotating shaft can be driven to rotate through meshing cooperation with the rotating roller and the driven bevel gear, the rotating shaft is synchronously driven to rotate, the rotating shaft rotates to drive the helical blade to rotate, the helical blade rotates to intensively transmit impurities to the position of the blanking opening, and the impurities are returned to the outside through the blanking opening.
Preferably, the opposite sides of the two separation plates in the S1 are provided with limiting chute.
The utility model provides a high-efficiency sewage treatment device and a sewage treatment process thereof. Compared with the prior art, the method has the following beneficial effects:
(1) This high efficiency sewage treatment plant through setting up clearance mechanism, clear stifled mechanism in the inside of straining box to set up at straining box's surface and concentrate the mechanism of taking off the material, make straining box when stirring the flocculation with higher speed to sewage through mixing rabbling mechanism, can also be through clearance mechanism, clear stifled mechanism and concentrate the joint cooperation of taking off the material mechanism, make straining box inside grid board top filterable impurity, can concentrate the scraping clearance through the reciprocal of activity clear material frame, in order to avoid grid board top to remain impurity, cause the difficult filterable problem of sewage, and when the activity clear material frame is to the reciprocal clearance of grid board, two mounting brackets can also be intermittent type dredge the stifled to the grid board, in order to avoid the mesh to block up, influence the problem of water efficiency, secondly through clearance mechanism, clear stifled mechanism and concentrate the joint cooperation of taking off the material mechanism, can also carry out impurity and concentrate outside desorption when grid board clearance impurity and dredging.
(2) This high efficiency sewage treatment plant through setting up spacing spout, sliding block and second reset spring at the inner wall of straining box for mounting bracket and impurity clear block are dredged stifled back to the grid board mesh, can force mounting bracket and impurity clear block and grid board break away from the cooperation through spacing spout, sliding block and second reset spring's elastic fit, avoid impurity clear block to have the problem of card inside the grid board mesh.
(3) This high efficiency sewage treatment plant sets up the cover of rotating through the surface rotation of last push rod for the push rod is dredging the stifled time to the grid board mesh through with the clear shutoff piece of guide swash plate extrusion cooperation linkage impurity, and the push rod can reduce the frictional force between push rod and the guide swash plate with the help of the rotation ability of cover.
(4) This high efficiency sewage treatment plant sets up the movable cover plate that matches the notch that gathers materials through the inside rotation at impurity frame that gathers materials and uses for the activity is clear to expect the frame and concentrate impurity push away to impurity frame inside back that gathers materials in reciprocal, and movable cover plate can be through the laminating with the notch that gathers materials, avoids sewage sputter impurity frame inside that gathers materials.
Drawings
FIG. 1 is a schematic view of the external structure of the present utility model;
FIG. 2 is a rear view of the structure of the coarse filtration tank of the present utility model;
FIG. 3 is a cross-sectional view of the structure of the coarse filtration tank of the present utility model;
FIG. 4 is a side view of the internal structure of the coarse filtration tank of the present utility model;
FIG. 5 is a top view showing the internal structure of the coarse filtration tank of the present utility model;
FIG. 6 is a schematic view of the cleaning mechanism of the present utility model;
FIG. 7 is a schematic view of the structure of the blocking removal mechanism of the present utility model;
FIG. 8 is an enlarged view of a portion of the utility model at B in FIG. 7;
FIG. 9 is a cross-sectional view of the impurity aggregate frame structure of the present utility model;
fig. 10 is an enlarged view of a portion of fig. 1 a in accordance with the present utility model.
In the figure: 1. a mounting base; 2. a coarse filtration tank; 3. a mixing and stirring mechanism; 301. a stirring rod; 302. stirring blades; 303. a first pulley; 304. a first belt; 305. a driving motor; 4. a cleaning mechanism; 401. a grating plate; 402. a reciprocating screw; 403. a thread sleeve; 404. a limit short rod; 405. a sliding sleeve; 406. a movable material cleaning frame; 407. a first return spring; 408. a movable material cleaning plate; 409. a second pulley; 4091. a second belt; 5. the blockage removing mechanism; 501. limiting sliding grooves; 502. a sliding block; 503. a second return spring; 504. an L-shaped supporting and fixing rod; 505. a guide sloping plate; 506. an upper push rod; 507. a mounting frame; 508. impurity block cleaning; 509. a rotating sleeve; 6. a centralized stripping mechanism; 601. an impurity aggregate frame; 602. a rotating shaft; 603. a helical blade; 604. a main bevel gear; 605. a feed opening; 606. a rotating roller; 607. a slave bevel gear; 608. a collection notch; 7. a cylindrical ejector rod; 8. a removable cover; 9. discharging slopes; 10. a partition plate; 11. an impurity collection cylinder; 12. a water inlet pipe; 13. a liquid medicine adding tube; 14. and (5) draining sewage.
Description of the embodiments
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
Referring to fig. 1-10, the present utility model provides a technical solution: the utility model provides a high efficiency sewage treatment device, including mounting base 1, straining box 2 and mixed rabbling mechanism 3, straining box 2 is fixed to be set up in the top of mounting base 1, mixed rabbling mechanism 3 sets up in straining box 2's inside, mixed rabbling mechanism 3 includes puddler 301, puddler 301 is provided with two, and two puddler 301 all rotate the both sides that set up in straining box 2 inner chamber rear side respectively through the bearing, the fixed surface of puddler 301 is connected with a plurality of stirring vane 302, the one end of puddler 301 runs through and extends to straining box 2's outside, the surface of puddler 301 just is located straining box 2's outside fixedly connected with first belt pulley 303, and the transmission is connected with first belt 304 between two first belt pulleys 303, straining box 2's front side is through support fixedly connected with driving motor 305, and driving motor 305's one end fixed connection of shaft coupling and right side puddler 301, straining box 2's top intercommunication has inlet tube 12, straining box 2's one side intercommunication has liquid medicine to add pipe 13, straining box 2's bottom intercommunication has sewage calandria 14.
For the preferred embodiment, in order to avoid incomplete cleaning of impurities on the surface of the grating plate 401, a cleaning mechanism 4 is arranged between the mixing stirring mechanism 3 and the coarse filtration tank 2, the cleaning mechanism 4 comprises the grating plate 401, the grating plate 401 is fixedly arranged in the installation base 1, the back side of the inner cavity of the coarse filtration tank 2 is rotationally connected with a reciprocating screw 402, the surface of the reciprocating screw 402 is in threaded connection with a threaded sleeve 403, the back side of the inner cavity of the coarse filtration tank 2 is fixedly connected with a limit short rod 404, the surface of the limit short rod 404 is in sliding connection with a sliding sleeve 405, a movable material cleaning frame 406 is fixedly connected between the sliding sleeve 405 and the threaded sleeve 403, the top of the inner cavity of the movable material cleaning frame 406 is fixedly connected with a plurality of first return springs 407, the bottom ends of the plurality of the first return springs 407 are fixedly connected with a movable material cleaning plate 408, the bottoms of the movable material cleaning plate 408 slide and extend to the bottom of the movable material cleaning frame 406, the surfaces of the reciprocating screw 402 and the right stirring rod 301 are fixedly connected with second belt pulleys 409, a second belt pulleys 409 are in transmission connection between the two second belt pulleys 409, and a partition plate 10 is fixedly connected with two sides of the grating plate 401, and the front side of the grating plate 401 is fixedly connected with two sides of the grating plate 10.
As the preferred embodiment, in order to avoid the mesh jam impurity of grid board 401, and lead to the problem that the subsequent handling sewage ability of grid board 401 descends, be provided with clear stifled mechanism 5 between clearance mechanism 4 and the coarse filtration case 2, clear stifled mechanism 5 includes spacing spout 501, four spacing spouts 501 have been seted up, and four spacing spouts 501 open respectively in the both sides of coarse filtration case 2 inner chamber front side and rear side, the inside sliding connection of spacing spout 501 has sliding block 502, fixedly connected with second reset spring 503 between sliding block 502 and the spacing spout 501, the fixed surface of sliding block 502 is connected with L type support dead lever 504, the bottom fixedly connected with direction swash plate 505 of the department of bending of L type support dead lever 504, the guide swash plate 505 appearance is the slope form, one side that sliding sleeve 405 and thread bush 403 are carried away from all through support fixedly connected with the upper push rod 506 that the matched with of direction swash plate 505, the surface rotation of upper push rod 506 is provided with rotating sleeve 509, the one end of L type support dead lever 504 runs through and slidingly extends to the bottom of grid board 401, the common bottom of two L type support dead levers 507 in the coplanar are connected with sliding block 502, the bottom of two L type support dead levers 507 jointly has the fixed connection of sliding block 507, the surface 507 can make the corresponding grid board and the impurity can be removed from the corresponding grid board 401 and can be carried out the impurity clearance and can be carried out at the corresponding impurity 401 at the same place with the corresponding grid board 401 through the corresponding hole blocking position with the corresponding impurity clearance, the clearance has the corresponding impurity can be avoided, the impurity can be matched with the installation frame 401 through the corresponding to have the impurity can be matched with the impurity has the impurity to the corresponding 401.
As a preferred embodiment, for convenience concentrate the desorption with impurity, and concentrate the collecting and handling to it, the front side and the rear side of coarse filtration case 2 all are provided with concentrated knockout mechanism 6, concentrate knockout mechanism 6 and include impurity aggregate frame 601, impurity aggregate frame 601 is provided with two, and two impurity aggregate frames 601 are fixed in the front side and the rear side of coarse filtration case 2 respectively, one side of impurity aggregate frame 601 inner chamber is connected with axis of rotation 602 through the bearing rotation, and the one end of axis of rotation 602 runs through and extends to impurity aggregate frame 601's outside, the surface of axis of rotation 602 just is located impurity aggregate frame 601's inside fixedly connected with helical blade 603, the equal fixedly connected with master bevel gear 604 of surface of axis of rotation 602 and reciprocating screw 402, the front side and the rear side of coarse filtration case 2 all are connected with rotor roller 606 through the bearing rotation, the equal fixedly connected with from bevel gear 607 of top and bottom of rotor roller 606 meshes with master bevel gear 604, lower feed opening 605 has been seted up to the bottom of impurity aggregate frame 601, aggregate notch 608 has all been seted up through the bearing rotation to one side of impurity aggregate frame 601 inner chamber, the front side and rear side of activity aggregate frame 406 runs through and extends to impurity aggregate frame 601's outside, the inside fixedly connected with helical blade 603, the surface of rotation 602 is located in the inside fixedly connected with master bevel gear 604 through the carrier bar 11, the cylinder 11 is placed through the supporting cylinder 11 with the inner chamber of carrier bar, the carrier bar is equipped with the cylinder 11 through the both sides of carrier bar 11, the carrier bar is convenient for setting up with the supporting cylinder 11.
The utility model also discloses a high-efficiency sewage treatment process, which specifically comprises the following steps:
s1, when in use, sewage is introduced into the rough filtration tank 2 through the water inlet pipe 12, a flocculating agent (the flocculating agent adopts an organic-inorganic composite flocculant, inorganic polymer components in the flocculating agent adsorb impurities and suspended particles to form particles and gradually increase, the organic polymer components generate a net capturing effect through the bridging effect of the organic polymer components, active groups adsorbed on the organic polymer are utilized to generate net capturing effect, other impurity particles are sunk together, meanwhile, the existence of inorganic salt neutralizes the surface charge of pollutants to promote the flocculation effect of the organic polymer and greatly improve the flocculation effect) is conveyed into the rough filtration tank 2, then the driving motor 305 is started, the driving motor 305 synchronously drives the two stirring rods 301 to rotate through the cooperation of an output shaft and the first belt pulley 303 and the first belt 304 after being started, the stirring rod 301 drives the stirring blade 302 to mix the flocculant and the filtered sewage, wherein when the stirring rod 301 on the right rotates, the stirring rod 301 on the right synchronously drives the reciprocating screw 402 to rotate through the cooperation of the second belt pulley 409 and the second belt 4091, the threaded sleeve 403 on the surface of the reciprocating screw 402 drives the movable material cleaning frame 406 to reciprocally clean impurities on the top of the grid plate 401 through the joint limit cooperation of the partition plate 10, the limit short rod 404 and the sliding sleeve 405, and the movable material cleaning frame 406 moves through the linkage cylindrical ejector rod 7 in the cleaning process, so that the cylindrical ejector rod 7 pushes the movable cover plate 8 away and pushes the impurities to the inside of the impurity collecting frame 601 in a concentrated manner, and the opposite sides of the two partition plates 10 are provided with limit inclined grooves;
s2, when the movable material cleaning frame 406 is driven to move by the thread sleeve 403, the movable material cleaning frame 406 also drives the sliding sleeve 405 to move, when the thread sleeve 403 and the sliding sleeve 405 move, two upper push rods 506 are synchronously driven to reciprocate back and forth, when the upper push rods 506 move, the upper push rods 506 are continuously contacted with the inclined planes of the guide inclined plates 505, the guide inclined plates 505 are enabled to rise through extrusion, the guide inclined plates 505 rise to drive the L-shaped support fixing rods 504 to move upwards, the L-shaped support fixing rods 504 move to drive the mounting frame 507 to rise, the mounting frame 507 rises to drive the impurity cleaning block 508 to be inserted with meshes of the grid plates 401, and after the impurity cleaning block 508 is inserted with the meshes of the grid plates 401, impurities in the holes are ejected out and are positioned at the top of the grid plates 401;
s3, when the reciprocating screw 402 rotates to drive the movable material cleaning frame 406 to move forwards and backwards through rotation of the threaded sleeve 403, the reciprocating screw 402 also drives the main bevel gear 604 on the surface of the reciprocating screw 402 to rotate, when the main bevel gear 604 on the surface of the reciprocating screw 402 rotates, the main bevel gear 604 on the surface of the rotating shaft 602 is driven to rotate through meshing cooperation with the rotating roller 606 and the secondary bevel gear 607, the rotating shaft 602 is synchronously driven to rotate, the rotating shaft 602 rotates to drive the spiral blade 603 to rotate, and the spiral blade 603 rotates to intensively transmit impurities to the position of the blanking hole 605 and returns the impurities to the outside through the blanking hole 605.
The above embodiments are only for illustrating the present utility model and not for limiting the technical solutions described in the present utility model, and although the present utility model has been described in detail in the present specification with reference to the above embodiments, the present utility model is not limited to the above specific embodiments, and thus any modifications or equivalent substitutions are made to the present utility model; all technical solutions and modifications thereof that do not depart from the spirit and scope of the utility model are intended to be included in the scope of the appended claims.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (10)
1. The utility model provides a high efficiency sewage treatment plant, includes mounting base (1), straining box (2) and mixed rabbling mechanism (3), straining box (2) are fixed to be set up in the top of mounting base (1), mixed rabbling mechanism (3) set up in straining box (2) inside, its characterized in that: the utility model provides a mix rabbling mechanism (3) including puddler (301), puddler (301) are provided with two, and two puddlers (301) all rotate respectively through the bearing and set up in the both sides of straining box (2) inner chamber rear side, the fixed surface of puddler (301) is connected with a plurality of stirring vane (302), the one end of puddler (301) runs through and extends to straining box (2) outside, the surface of puddler (301) just is located straining box (2) outside fixedly connected with first belt pulley (303), and the transmission is connected with first belt (304) between two first belt pulleys (303), straining box (2) front side is through support fixedly connected with driving motor (305), and the output shaft of driving motor (305) is through the one end fixed connection of shaft coupling with right side puddler (301), be provided with clearance mechanism (4) between mixing rabbling mechanism (3) and straining box (2), be provided with between clearance mechanism (4) and straining box (2) and clear up mechanism (5), it concentrates material (6) to take off before straining box (2) and straining box (2).
2. A high efficiency sewage treatment apparatus as claimed in claim 1, wherein: the utility model provides a clearance mechanism (4) including grid board (401), the inside that sets up in mounting base (1) is fixed to grid board (401), the rear side rotation of coarse filtration case (2) inner chamber is connected with reciprocating screw (402), the surperficial threaded connection of reciprocating screw (402) has screw sleeve (403), the rear side of coarse filtration case (2) inner chamber just is located one side fixedly connected with spacing quarter butt (404) of reciprocating screw (402), the surperficial sliding connection of spacing quarter butt (404) has sliding sleeve (405), fixedly connected with activity clear material frame (406) between sliding sleeve (405) and screw sleeve (403), the top fixedly connected with a plurality of first reset spring (407) of activity clear material frame (406) inner chamber, a plurality of the bottom of first reset spring (407) is fixedly connected with activity clear material board (408) jointly, and the bottom of activity material board (408) slides and extends to activity clear material frame (406), the surperficial fixedly connected with second belt pulley (409) of reciprocating screw (402) and right side stirring rod (301) is two between two second belt pulley (409) are connected with second belt (4091).
3. A high efficiency sewage treatment apparatus as claimed in claim 1, wherein: the utility model provides a clear stifled mechanism (5) including spacing spout (501), four have been seted up to spacing spout (501), and four limit spout (501) are offered respectively in the both sides of coarse filtration case (2) inner chamber front side and rear side, the inside sliding connection of spacing spout (501) has sliding block (502), fixedly connected with second reset spring (503) between sliding block (502) and spacing spout (501), the fixed surface of sliding block (502) has L type to support dead lever (504), the bottom fixedly connected with direction swash plate (505) of department of bending of L type support dead lever (504), one side that sliding sleeve (405) and thread bush (403) are carried on the back all is provided with upper push rod (506) that matches the cover with direction swash plate (505) through support fixedly connected with, the surface rotation of upper push rod (506) is provided with rotates cover (509), the one end of L type support dead lever (504) runs through and slides and extends to the bottom of grid tray (401), the same plane bottom of two L type support dead lever (504) is connected with grid tray (507), the top of two L type support dead lever (507) is connected with grid tray (507) jointly and is connected with top that has a plurality of grid tray (507) to match.
4. A high efficiency sewage treatment apparatus as claimed in claim 1, wherein: concentrate and take off material mechanism (6) including impurity frame (601) that gathers materials, impurity frame (601) are provided with two, and two impurity frames (601) that gather materials are fixed in front side and the rear side of straining box (2) respectively, one side of impurity frame (601) inner chamber is connected with axis of rotation (602) through the bearing rotation, and the one end of axis of rotation (602) runs through and extends to the outside of impurity frame (601) that gathers materials, the surface of axis of rotation (602) just is located the inside fixedly connected with helical blade (603) of impurity frame (601) that gathers materials, the equal fixedly connected with main bevel gear (604) of surface of axis of rotation (602) and reciprocating screw (402), the front side and the rear side of straining box (2) all are connected with rotor (606) through the bearing rotation, the top and the equal fixedly connected with of bottom and main bevel gear (604) mesh from bevel gear (605), feed opening (605) have been seted up to the bottom of impurity frame (601), front side and rear side of straining box (2) inner chamber all set up notch (608) that gathers materials.
5. A high efficiency sewage treatment apparatus as claimed in claim 1, wherein: both sides of the front side and the rear side of the movable material cleaning frame (406) are fixedly connected with cylindrical ejector rods (7), and a movable cover plate (8) matched with the cylindrical ejector rods (7) for use is rotatably connected between both sides of the inner cavity of the impurity material collecting frame (601) through bearings.
6. A high efficiency sewage treatment apparatus as claimed in claim 1, wherein: the front side and the rear side at the top of the grating plate (401) are fixedly connected with a blanking slope (9), and the two sides at the top of the grating plate (401) are fixedly connected with a separation plate (10).
7. A high efficiency sewage treatment apparatus as claimed in claim 1, wherein: the front side and the rear side of the coarse filtration box (2) are respectively provided with an impurity collection cylinder (11) which is matched with the feed opening (605) through a support plate.
8. A high efficiency sewage treatment apparatus as claimed in claim 1, wherein: the top intercommunication of straining case (2) has inlet tube (12), one side intercommunication of straining case (2) has liquid medicine to add pipe (13), the bottom intercommunication of straining case (2) has sewage calandria (14) down.
9. A high-efficiency sewage treatment process is characterized in that: the method specifically comprises the following steps:
s1, when the device is used, sewage is introduced into the coarse filtration tank (2) through the water inlet pipe (12), a flocculating agent is conveyed to the coarse filtration tank (2) through the liquid medicine adding pipe (13) at the same time, then the driving motor (305) is started, after the driving motor (305) is started, two stirring rods (301) are synchronously driven to rotate through the cooperation of an output shaft with the first belt pulley (303) and the first belt (304), the stirring rods (301) drive stirring blades (302) to mix flocculating agent and filtered sewage, when the stirring rods (301) on the right side rotate, the stirring rods (301) on the right side also synchronously drive the reciprocating screw (402) to rotate through the cooperation of the second belt pulley (409) and the second belt (4091), and a thread sleeve (403) on the surface of the reciprocating screw (402) drives a movable material frame (406) to reciprocate impurities on the top of a grid plate (401) through the common limit cooperation of the partition plate (10), the limit short rod (404) and the sliding sleeve (405), and in the cleaning process, the movable material frame (406) drives the movable material frame (7) to move in a linkage mode to push the movable material frame (601) to concentrate impurities in the ejector rod (7) and concentrate impurities in the ejector rod (601) to the movable cover plate (8);
s2, when the movable material cleaning frame (406) is driven to move by the thread sleeve (403), the movable material cleaning frame (406) also drives the sliding sleeve (405) to move, when the thread sleeve (403) and the sliding sleeve (405) move, two upper push rods (506) are synchronously driven to reciprocate back and forth, when the upper push rods (506) move, the upper push rods are constantly contacted with the inclined surfaces of the guide inclined plates (505), the guide inclined plates (505) are enabled to ascend through extrusion, the guide inclined plates (505) ascend to drive the L-shaped support fixing rods (504) to move upwards, the L-shaped support fixing rods (504) move to drive the installation frame (507) to ascend, the installation frame (507) ascends to drive the impurity cleaning block (508) to be inserted with meshes of the grid plates (401), and after the impurity cleaning block (508) is inserted with the meshes of the grid plates (401), impurities in holes are ejected out and are positioned at the top of the grid plates (401);
s3, when the reciprocating screw (402) rotates to drive the movable material cleaning frame (406) to move forwards and backwards, the reciprocating screw (402) also drives the main bevel gear (604) on the surface of the reciprocating screw to rotate, when the main bevel gear (604) on the surface of the reciprocating screw (402) rotates, the main bevel gear (604) on the surface of the rotating shaft (602) is driven to rotate by being meshed with the rotating roller (606) and the auxiliary bevel gear (607), the rotating shaft (602) is synchronously driven to rotate, the rotating shaft (602) rotates to drive the spiral blade (603) to rotate, and the spiral blade (603) rotates to transmit impurities to the position of the blanking port (605) in a concentrated mode, and returns the impurities to the outside through the blanking port (605).
10. A high efficiency wastewater treatment process according to claim 9 wherein: and the opposite sides of the two separation plates (10) in the S1 are provided with limiting chute.
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| CN202310505542.3A CN116332310A (en) | 2023-05-08 | 2023-05-08 | High-efficiency sewage treatment device and sewage treatment process thereof |
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| CN202310505542.3A CN116332310A (en) | 2023-05-08 | 2023-05-08 | High-efficiency sewage treatment device and sewage treatment process thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116768297A (en) * | 2023-08-09 | 2023-09-19 | 江苏中矩环保科技有限公司 | Domestic sewage rapid treatment system and treatment process thereof |
| CN117466413A (en) * | 2023-12-27 | 2024-01-30 | 山东财源和信节能工程有限公司 | Multiple filtering and purifying device and purifying method for sewage treatment |
| CN117509786A (en) * | 2023-11-15 | 2024-02-06 | 宜兴市苏嘉环保设备有限公司 | High-salt wastewater evaporative crystallization system and treatment process thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6311905B1 (en) * | 2000-02-07 | 2001-11-06 | Franklin Miller, Inc. | Screen cleaning and comminuting system |
| CN109319980A (en) * | 2018-11-17 | 2019-02-12 | 张静 | A kind of anti-clogging sewage water filtration processing unit |
| CN113559578A (en) * | 2021-06-03 | 2021-10-29 | 李明 | Automatic dredging type urban domestic sewage treatment system |
| CN216174097U (en) * | 2021-11-04 | 2022-04-05 | 枣庄交通发展集团寨山矿业有限公司 | Aggregate screening system |
| WO2022120972A1 (en) * | 2020-12-09 | 2022-06-16 | 淄博创立机电科技有限公司 | Multi-filtration anti-blocking wastewater treatment apparatus |
| WO2022226788A1 (en) * | 2021-04-27 | 2022-11-03 | 苏州新民丝绸有限公司 | Silk weaving wastewater treatment device |
| CN218784644U (en) * | 2023-01-05 | 2023-04-04 | 湖北联投城市运营有限公司 | Sewage discharge treatment device |
-
2023
- 2023-05-08 CN CN202310505542.3A patent/CN116332310A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6311905B1 (en) * | 2000-02-07 | 2001-11-06 | Franklin Miller, Inc. | Screen cleaning and comminuting system |
| CN109319980A (en) * | 2018-11-17 | 2019-02-12 | 张静 | A kind of anti-clogging sewage water filtration processing unit |
| WO2022120972A1 (en) * | 2020-12-09 | 2022-06-16 | 淄博创立机电科技有限公司 | Multi-filtration anti-blocking wastewater treatment apparatus |
| WO2022226788A1 (en) * | 2021-04-27 | 2022-11-03 | 苏州新民丝绸有限公司 | Silk weaving wastewater treatment device |
| CN113559578A (en) * | 2021-06-03 | 2021-10-29 | 李明 | Automatic dredging type urban domestic sewage treatment system |
| CN216174097U (en) * | 2021-11-04 | 2022-04-05 | 枣庄交通发展集团寨山矿业有限公司 | Aggregate screening system |
| CN218784644U (en) * | 2023-01-05 | 2023-04-04 | 湖北联投城市运营有限公司 | Sewage discharge treatment device |
Non-Patent Citations (1)
| Title |
|---|
| 宋志伟: "《机械创新设计与应用》", 徐州：中国矿业大学出版社, pages: 118 - 29 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116768297A (en) * | 2023-08-09 | 2023-09-19 | 江苏中矩环保科技有限公司 | Domestic sewage rapid treatment system and treatment process thereof |
| CN116768297B (en) * | 2023-08-09 | 2023-12-29 | 葛洲坝生态建设(湖北)有限公司 | Domestic sewage rapid treatment system and treatment process thereof |
| CN117509786A (en) * | 2023-11-15 | 2024-02-06 | 宜兴市苏嘉环保设备有限公司 | High-salt wastewater evaporative crystallization system and treatment process thereof |
| CN117466413A (en) * | 2023-12-27 | 2024-01-30 | 山东财源和信节能工程有限公司 | Multiple filtering and purifying device and purifying method for sewage treatment |
| CN117466413B (en) * | 2023-12-27 | 2024-03-08 | 山东财源和信节能工程有限公司 | Multiple filtering and purifying device and purifying method for sewage treatment |
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