CN220467687U - Add high-efficient integrated sedimentation tank of charcoal - Google Patents
Add high-efficient integrated sedimentation tank of charcoal Download PDFInfo
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- CN220467687U CN220467687U CN202322035360.2U CN202322035360U CN220467687U CN 220467687 U CN220467687 U CN 220467687U CN 202322035360 U CN202322035360 U CN 202322035360U CN 220467687 U CN220467687 U CN 220467687U
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- 238000004062 sedimentation Methods 0.000 title claims abstract description 166
- 239000003610 charcoal Substances 0.000 title claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 163
- 239000010802 sludge Substances 0.000 claims abstract description 89
- 238000009826 distribution Methods 0.000 claims abstract description 80
- 238000005189 flocculation Methods 0.000 claims abstract description 51
- 230000016615 flocculation Effects 0.000 claims abstract description 49
- 238000005345 coagulation Methods 0.000 claims abstract description 48
- 230000015271 coagulation Effects 0.000 claims abstract description 46
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 31
- 238000003860 storage Methods 0.000 claims abstract description 30
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 14
- 239000000126 substance Substances 0.000 claims abstract description 13
- 238000003756 stirring Methods 0.000 claims abstract description 10
- 238000011084 recovery Methods 0.000 claims abstract description 8
- 238000007599 discharging Methods 0.000 claims description 18
- 238000012856 packing Methods 0.000 claims description 15
- 238000005192 partition Methods 0.000 claims description 9
- 239000000945 filler Substances 0.000 claims description 5
- 239000013049 sediment Substances 0.000 claims description 5
- 238000004891 communication Methods 0.000 claims description 4
- 210000003850 cellular structure Anatomy 0.000 claims description 3
- 230000010354 integration Effects 0.000 claims description 3
- 210000005056 cell body Anatomy 0.000 claims 1
- 238000000926 separation method Methods 0.000 abstract description 6
- 230000008901 benefit Effects 0.000 abstract description 4
- 239000010865 sewage Substances 0.000 description 9
- 239000003814 drug Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 239000000701 coagulant Substances 0.000 description 3
- 238000004064 recycling Methods 0.000 description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000001112 coagulating effect Effects 0.000 description 2
- 239000000084 colloidal system Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000003311 flocculating effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- 239000013043 chemical agent Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012377 drug delivery Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000010907 mechanical stirring Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
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- Separation Of Suspended Particles By Flocculating Agents (AREA)
Abstract
A carbon adding efficient integrated sedimentation tank comprises a sedimentation tank body, a dosing device, a mixing and stirring device and a sludge recovery system; the sedimentation tank body comprises a coagulation area, a flocculation area and a sedimentation area, wherein the sedimentation area is provided with a water distribution device, an inclined tube sedimentation device, a mud storage bucket, a water outlet collection device and a mud discharge device; the water distribution device is distributed along the length direction of the sedimentation tank Chi Tichi and comprises a water distribution tank, water distribution holes and a water distribution baffle plate; the water outlet collecting device is arranged along the long side of the other side opposite to the water distributing channel; the inclined tube sedimentation device is fixed with the wall of the sedimentation tank body; a plurality of mud storage hoppers are arranged at the bottom of the sedimentation tank body; the sludge discharge device is arranged at the bottom of the sludge storage hopper; the chemical dosing device is arranged outside the sedimentation tank body; the top of the coagulation area and the flocculation area are respectively provided with a mixing and stirring device. The integrated sedimentation tank integrates the functions of dosing, coagulation, flocculation, sedimentation separation, sludge discharge and sludge recovery, has the advantages of simple structure, high sedimentation efficiency, good effluent quality, small occupied area and convenient use.
Description
Technical field:
the utility model belongs to the technical field of environmental protection, in particular to a carbon adding high-efficiency integrated sedimentation tank integrating functions of adding medicine, coagulating, flocculating, settling separation, sludge discharge and sludge recovery.
The background technology is as follows:
at present, most of the main integrated sedimentation tanks adopt horizontal flow sedimentation tanks or vertical flow sedimentation tanks, and the tanks have the defects of large occupied area, difficult uniform water inlet and outlet flow distribution, poor mud discharge effect and the like. Along with the improvement of environmental protection standard, in order to further improve the removal efficiency of sedimentation tank, save area, need a simple structure, sedimentation efficiency height, occupation of land little and convenient to use's integration sedimentation tank.
The utility model comprises the following steps:
the utility model aims to provide the carbon adding efficient integrated sedimentation tank which has the advantages of simple structure, high efficiency, convenient use, good effluent quality and small occupied area.
The utility model adopts the following technical scheme to realize the aim:
the utility model provides a carbon adding efficient integrated sedimentation tank, which comprises a sedimentation tank body, a chemical dosing device, a mixing stirring device and a sludge recycling system, wherein the sedimentation tank body comprises a coagulation area, a flocculation area and a sedimentation area, the front end of the sedimentation area is provided with the coagulation area and the flocculation area, and the sedimentation area is provided with a water distribution device, an inclined tube sedimentation device, a sludge storage hopper, a water outlet collection device and a sludge discharge device; the water distribution device and the water outlet collecting device are respectively arranged at the top of the sedimentation tank and uniformly distributed along the length direction of the sedimentation tank Chi Tichi, the water distribution device comprises a water distribution tank, water distribution holes and a water distribution baffle plate, the front end of the water inlet side of the sedimentation tank is provided with the water distribution baffle plate, the water distribution baffle plate is arranged along the long side of one side of the sedimentation tank body and forms a water inlet with the long side, the inner side of the upper end of the water distribution baffle plate is provided with the water distribution tank, the bottom of the water distribution tank is provided with a plurality of water distribution holes, and the water distribution baffle plate is communicated with the sedimentation tank through the water distribution holes; the water outlet collecting device is arranged at the top of the water outlet end of the sedimentation tank body and consists of a water outlet weir, a water outlet collecting channel and a water outlet collecting main pipe, and the water outlet collecting channel is arranged along the long side of the other side opposite to the water distribution channel; an effluent weir is arranged at the upper end of the inner edge of the effluent collecting channel, and the effluent collecting channel is communicated with an effluent collecting main pipe; the inclined tube sedimentation device is arranged in a sedimentation area in the middle of the sedimentation Chi Chiti and consists of an inclined tube packing group or an inclined plate packing group, one side of the inclined tube sedimentation device is fixedly hung at the lower end of a water distribution baffle of the water distribution device, and the other sides of the inclined tube sedimentation device are fixedly arranged on the wall of a sedimentation tank; the mud storage hopper is arranged at the bottom of the sedimentation tank body and is provided with a plurality of mud storage hoppers in parallel; the sludge discharge devices are connected in parallel and are provided with a plurality of groups, each group is arranged at the bottom of a corresponding sludge storage hopper, and each group of sludge discharge devices comprises a sludge discharge valve and a sludge discharge pipe; the sludge recovery system is arranged outside the sedimentation tank body and comprises a sludge discharge pump, a sludge discharge main pipe and a sludge discharge valve, wherein each sludge discharge pipe is communicated with the sludge discharge main pipe, and the sludge discharge main pipe is provided with the sludge discharge pump; the chemical dosing device is arranged outside the sedimentation tank body and comprises three devices, namely an PAC automatic dosing device, a carbon powder automatic dosing device and a PAM automatic dosing device, and each device consists of a dosing barrel, a stirrer, a dosing pump and a flowmeter; the mixing stirring device comprises a coagulation stirrer and a flocculation stirrer, wherein the coagulation stirrer is arranged in the coagulation area, and the flocculation stirrer is arranged in the flocculation area.
The sedimentation tank is characterized in that the tank surface of the integrated sedimentation tank is rectangular, and the sedimentation area adopts a sedimentation tank structure with a rectangular upper plane for water inlet along one long side and water outlet along the other long side and a funnel-shaped bottom.
The coagulation area, the flocculation area and the sedimentation area are of a cellular structure formed by separating partition boards, the coagulation area and the flocculation area are arranged on one side of the sediment Chi Chiti, and the coagulation area, the flocculation area and the sedimentation area are communicated with each other along water flow in sequence; a water inlet is formed in the side surface of the upper part of the coagulation area, a PAC automatic feeding device and a carbon powder automatic feeding device are arranged at the inlet of the water inlet, and a vertically arranged coagulation stirrer is arranged in the coagulation area; the coagulation area is communicated with the flocculation area through the water at the lower part of the partition board; the upper part of the flocculation area is provided with a PAM automatic feeding device, and a flocculation stirrer which is vertically arranged is arranged in the flocculation area; the flocculation zone is in water communication with the sedimentation zone through the top of the partition plate.
The water distribution tank is of a structure gradually narrowing from left to right, and a plurality of water distribution holes are uniformly arranged at equal intervals along the length direction of the sedimentation tank body; the water distribution hole is of a circular structure. The water outlet weir is of a triangular weir structure; the water outlet weir is of a toothed plate structure.
The water distribution baffle and the inclined tube packing group or the inclined tube of the inclined plate packing group which are fixedly connected with the lower end of the water distribution baffle in a hanging way form a water flow channel, and the water flow channel is of a structure which gradually widens from top to bottom.
The inclined pipe packing group or the inclined plate packing group has an inclined length of 1m, an inclined angle of 60 degrees and an inclined pipe aperture or an inclined plate clear distance of 50 cm-100 cm.
The mud storage hopper is funnel-shaped, and the inclination angle of the hopper surface is not less than 60 degrees; the mud storage hoppers are uniformly arranged along the length direction of the sedimentation tank body at equal intervals, and each mud storage hopper can discharge mud independently.
The mud discharging pipes of each group of mud discharging devices are arranged at the bottoms of the corresponding mud storage hoppers, and the mud discharging valves are arranged on the corresponding mud discharging pipes.
The mud discharging pipe is arranged around the bottom of the mud storage hopper to form a ring shape; the mud pipe body is a perforated pipe structure, and the mud pipe is provided with 2 holes at equal intervals and 45 degrees downwards.
The mud valve adopts a pneumatic valve or an electric valve.
Compared with the prior art, the utility model has the following beneficial effects:
1. the utility model integrates the functions of adding medicine, coagulating, flocculating, settling and separating, discharging mud and recycling mud into a whole, and has small occupied area. And mechanical stirring is adopted, so that the medicament and sewage are mixed more fully and uniformly, and the head loss is small.
2. By adopting the utility model, the carbon powder is added into the sedimentation tank, the removal efficiency of Suspended Substances (SS) and Total Phosphorus (TP) in the sewage is further improved, the function of removing Chemical Oxygen Demand (COD) in the sewage is realized, and the utility model is more suitable for occasions with higher requirements on the water quality of the effluent.
3. By adopting the utility model, carbon powder is added into the sedimentation tank to assist flocculation sedimentation effect, so that the density of the floccules is larger and is easier to be removed by sedimentation, the usage amount of PAM and PAC chemical agents is reduced, and the running cost is further reduced.
4. According to the utility model, the sludge recovery system is arranged outside the sedimentation tank, the sludge discharge pump is arranged on the main sludge discharge pipe, part of sludge generated by the sedimentation tank flows back to the coagulation area through the sludge discharge pump, the sludge concentration in the coagulation area is increased, the dosage of the agent is reduced, the operation cost is reduced, and the economic benefit is higher; the other part of sludge is discharged out of the system through the pressure of the sludge discharge pump, so that the sludge discharge effect is better, the sludge discharge amount can be controlled more accurately, and the subsequent sludge treatment is facilitated.
5. The utility model adopts the water distribution tank with a gradual narrowing structure, the bottom of the water distribution tank is provided with a plurality of water distribution systems in the form of equidistant water distribution holes, the water distribution is uniform, and the tank capacity is effectively utilized; the inclined tube/inclined plate packing is adopted, so that the separation efficiency is high; the perforated pipe is adopted for sludge discharge, and the sludge discharge effect is good.
6. The utility model has simple structure, high precipitation efficiency, convenient use and simple operation, and the process can realize automation and is easy to operate and control; and the modularized assembly has high efficiency, short production and installation period and low construction investment.
7. The utility model has flexible operation mode, and the carbon powder adding system is started and closed according to different water quality treatment requirements. And when the water inlet concentration is high, the carbon powder adding system is started, and when the water inlet concentration is low, the carbon powder adding into the sedimentation tank is stopped, so that the medicament and the operation cost are saved.
Description of the drawings:
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the bottom structure of the present utility model;
FIG. 3 is a schematic top view of the present utility model;
FIG. 4 is a schematic view of the construction of the drug delivery device of the present utility model;
FIG. 5 is a schematic view of the structure of the water outlet weir of the present utility model;
FIG. 6 is a schematic view of the structure of the sludge discharge pipe of the present utility model.
FIG. 7 is a schematic top view of the structure of the water distribution tank of the present utility model.
Reference numerals in the drawings:
1-sedimentation tank body, 2-coagulation stirrer, 3-flocculation stirrer, 4-dosing device, 5-dosing barrel, 6-stirrer, 7-dosing pump, 8-flowmeter, 9-water distributing tank, 10-water distributing hole, 11-water distributing baffle, 12-filler, 13-water outlet weir, 14-water outlet collecting channel, 15-water outlet collecting main pipe, 16-mud storage hopper, 17-mud pipe, 18-mud valve, 19-mud pump, 20-coagulation zone, 21-flocculation zone and 22-sedimentation zone.
The specific embodiment is as follows:
the present utility model will be further described with reference to the following specific embodiments, which are intended to be illustrative of the principles of the present utility model and not in any way limiting, nor will the same or similar techniques be used in connection with the present utility model beyond the scope of the present utility model.
Referring to fig. 1-7, the utility model provides a carbon adding efficient integrated sedimentation tank, which comprises a sedimentation tank body 1, a dosing device, a mixing and stirring device and a sludge recycling system. The pool surface of the integrated sedimentation pool is rectangular, the sedimentation pool body 1 is composed of a coagulation area 20, a flocculation area 21 and a sedimentation area 22, the front end of the sedimentation area 22 is provided with the coagulation area 20 and the flocculation area 21, the coagulation area 21, the flocculation area 21 and the sedimentation area 22 are of a cellular structure formed by separating partition boards, the coagulation area 20 and the flocculation area 21 are arranged on one side of the sedimentation pool body 1, and the coagulation area 20, the flocculation area 21 and the sedimentation area 22 are communicated with each other along water flow in sequence; the coagulation zone 20 is in water communication with the flocculation zone 21 through the lower part of the partition plate, and the flocculation zone 21 is in water communication with the sedimentation zone 22 through the top part of the partition plate. The sedimentation area 22 is provided with a water distribution device, an inclined tube sedimentation device, a mud storage hopper, a water outlet collection device and a mud discharge device, and the sedimentation area 22 adopts a sedimentation tank structure with a rectangular upper plane and a funnel-shaped bottom for carrying out mud-water separation, wherein water is fed along a long side and water is discharged along the other long side. (FIG. 1 is a schematic water flow diagram of the integrated sedimentation tank, for clear expression, and showing the whole structure and water flow direction of the coagulation zone 20, the flocculation zone 21 and the sedimentation zone 22 at the same time, the coagulation zone 20 and the flocculation zone 21 are arranged in the long direction of the sedimentation tank body 1 during drawing, and the coagulation zone 20 and the flocculation zone 21 are arranged at any one end part of the long direction of the sedimentation tank body 1 in parallel, as shown in FIGS. 2 and 3, that is, the coagulation zone 20 and the flocculation zone 21 are arranged at the end part of the long direction of the sedimentation tank body 1 and are arranged in parallel along the wide direction of the sedimentation tank body 1.)
The water distribution device and the water outlet collecting device are respectively arranged at the top of the sedimentation tank 22 and are uniformly distributed along the length direction of the sedimentation tank body 1.
The water distribution device comprises a water distribution tank 9, a water distribution hole 10 and a water distribution baffle 11. The front end of the water inlet side of the sedimentation zone 22 is provided with a water distribution baffle 11, the water distribution baffle 11 is arranged along the long side of one side of the sedimentation tank body 1 with a rectangular section, a water inlet is formed with the long side, the water distribution baffle 11 and the inclined tube of the inclined tube packing group or the inclined tube of the inclined tube packing group 12 which are fixedly connected with the lower end of the water distribution baffle form a water flow channel, and the water flow channel is of a structure which gradually widens from top to bottom. The inner side of the upper end of the water distribution baffle 11 is provided with a water distribution groove 9, the water distribution groove 9 is of a structure which gradually narrows from left to right, the bottom of the water distribution groove 9 is provided with a plurality of water distribution holes 10, the water distribution holes 10 are communicated with the sedimentation zone 22 through the water distribution holes 10, the water distribution holes 10 are of a circular structure, and the plurality of water distribution holes 10 are uniformly arranged along the length direction of the sedimentation tank body 1 in an equidistant manner so as to uniformly distribute water. The water distribution baffle 11 leads the water to be led into the sedimentation zone 22 and leads the water distribution to be uniform, the water passing area of the zone is large, the downward flow velocity is small, no impact is caused to the sediment at the bottom of the sedimentation tank, and the water distribution uniformity of the sedimentation tank is improved. The arrangement of the water distribution baffle 11 has obvious influence on the water distribution uniformity at the front end of the sedimentation tank, and is suitable for sewage plants of various scales.
The effluent collecting device is arranged at the top of the effluent end of the sedimentation tank body 1 and consists of an effluent weir 13, an effluent collecting channel 14 and an effluent collecting main pipe 15, and uniformly collects supernatant liquid after mud-water separation. The water outlet collecting channel 14 is arranged along the long side of the other side opposite to the water distributing channel 9; an effluent weir 13 is arranged at the upper end of the inner side of the effluent collecting channel 14, the upper end of the inner side of the effluent collecting channel 14 is communicated with overflow water in the middle of the sedimentation tank through the effluent weir 13, and the effluent collecting channel 14 is communicated with an effluent collecting main pipe 15; the water outlet weir 13 is a toothed plate triangular weir structure.
The inclined tube sedimentation device is arranged in a sedimentation zone 22 in the middle of the sedimentation tank body 1 and consists of an inclined tube packing group or an inclined plate packing group 12, one side of the inclined tube sedimentation device is fixedly hung at the lower end of a water distribution baffle 11 of the water distribution device, and the other sides of the inclined tube sedimentation device are fixedly connected with the wall of the sedimentation tank body 1; the inclined length of the inclined tube filler group or the inclined plate filler group 12 is 1m, the inclined angle is 60 degrees, the aperture of the inclined tube or the clear distance of the inclined plate is 50 cm-100 cm, the sedimentation area is increased, and the sedimentation efficiency is improved.
The bottom of the sedimentation tank body 1 is provided with a plurality of parallel funnel-shaped mud storage hoppers 16, the mud storage hoppers 16 are uniformly arranged at equal intervals along the length direction of the sedimentation tank body 1, settled mud is uniformly collected in sections, each mud storage hopper can independently discharge mud, and mud discharge is smoother; and the inclination angle of the hopper surface of the funnel-shaped mud storage hopper 16 is not smaller than 60 degrees, which is more beneficial to the sedimentation of mud.
The sludge discharge device is arranged at the bottom of the sludge storage hopper 16 in the sedimentation tank body 1 and discharges the sludge generated by the system. The sludge discharge devices are formed by a plurality of groups of parallel connection, and each group of sludge discharge devices is arranged at the bottom of the corresponding sludge storage hopper 16. Each group of sludge discharging device comprises a sludge discharging valve 18 and a sludge discharging pipe 17, the sludge discharging pipe 17 adopts a perforated pipe structure, the sludge discharging pipe 17 is provided with 2 holes at equal intervals and obliquely downwards at 45 degrees, the sludge discharging pipe 17 which is annularly arranged is arranged at the periphery of the bottom of the sludge storage hopper 16, the traditional single-pipe sludge discharging mode is replaced, sludge generated by a system is discharged more effectively, and meanwhile, the sludge discharging uniformity is increased. The mud valve 18 is arranged on the corresponding mud pipe 17, and the mud valve 18 adopts a pneumatic valve or an electric valve, so that the structure is simple, the work is reliable, the mud discharge amount is adjustable, and the investment is low.
The sludge recovery system is arranged outside the sedimentation tank body 1 and comprises a sludge discharge pump 19, a sludge discharge main pipe and a sludge discharge valve. Each sludge discharge pipe 17 is communicated with a sludge discharge main pipe, a sludge discharge pump 19 is arranged on the sludge discharge main pipe, part of sludge generated by the sedimentation tank flows back to the coagulation area 20 through the sludge discharge pump 19, the sludge concentration in the coagulation area 20 is increased, the dosage of the medicament is reduced, the running cost is reduced, and the economic benefit is higher; the other part of sludge passes through the sludge discharge pump 19, the pressure discharge system, the sludge discharge effect is better, the sludge discharge amount can be accurately controlled, and the subsequent sludge treatment is facilitated.
The chemical dosing device 4 is arranged outside the sedimentation tank body 1, and comprises three devices, namely an PAC automatic dosing device, a carbon powder automatic dosing device and a PAM automatic dosing device, and each device comprises a dosing barrel 5, a stirrer 6, a dosing pump 7 and a flowmeter 8, and is used for dosing coagulant, flocculant and carbon powder into the sedimentation tank body 1, the dosing amount is controlled by the dosing pump 7, and the flowmeter 8 is used for displaying the dosing amount of the medicament. A water inlet is formed in the side surface of the upper part of the coagulation area, a PAC automatic feeding device and a carbon powder automatic feeding device are arranged at the inlet of the water inlet, and the PAM automatic feeding device is arranged at the upper part of the flocculation area; the agent and the sewage are fully mixed, so that flocculation reaction of suspended matters and colloid in a sedimentation tank is facilitated, collision probability of the colloid and fine particles is increased, large-particle flocs are easier to form, sedimentation is facilitated, sedimentation efficiency is improved, and pollutant removal rate is greatly improved. The device provided by the utility model realizes the function of removing Chemical Oxygen Demand (COD) in sewage, and further improves the efficiency of removing Suspended Substances (SS) and Total Phosphorus (TP). The automatic carbon powder adding device is flexibly used according to the water quality treatment requirement, when the concentration of the Chemical Oxygen Demand (COD) of the inlet water is high, the carbon powder adding is started, and the Chemical Oxygen Demand (COD) of the outlet water can be further reduced; when the water inlet concentration is low, the carbon powder is stopped being added into the sedimentation tank, so that the medicament and the running cost can be saved.
The mixing and stirring device comprises a coagulation stirrer 2 and a flocculation stirrer 3; the coagulation area is internally provided with a coagulation stirrer 2 which is vertically arranged, sewage is introduced into the coagulation area, coagulant PAC and carbon powder are added for stirring, so that the sewage, the coagulant and the carbon powder are quickly mixed to form floccule particles, and then the floccule particles flow into the flocculation area. The flocculation area is internally provided with a flocculation stirrer 3 which is vertically arranged, and flocculant PAM is added into the flocculation area for stirring, so that sewage and a medium undergo flocculation reaction to form large-particle flocculates, and then the large-particle flocculates flow into a sedimentation area for mud-water separation.
Claims (10)
1. The utility model provides a add high-efficient integration sedimentation tank of charcoal, this integration sedimentation tank includes sedimentation tank cell body (1), chemistry charge device, mixing stirring device, mud recovery system, characterized by: the sedimentation tank body (1) comprises a coagulation area (20), a flocculation area (21) and a sedimentation area (22), wherein the coagulation area (20) and the flocculation area (21) are arranged at the front end of the sedimentation area (22), and the sedimentation area (22) is provided with a water distribution device, an inclined tube sedimentation device, a mud storage hopper (16), a water outlet collection device and a mud discharge device; the water distribution device and the water outlet collecting device are respectively arranged at the top of the sedimentation tank and uniformly distributed along the tank body (1) Chi Changfang of the sedimentation tank, the water distribution device comprises a water distribution tank (9), water distribution holes (10) and a water distribution baffle (11), the front end of the water inlet side of the sedimentation zone (22) is provided with the water distribution baffle (11), the water distribution baffle (11) is arranged along the long side of one side of the tank body (1) of the sedimentation tank to form a water inlet with the long side, the water distribution tank (9) is arranged at the inner side of the upper end of the water distribution baffle (11), and the bottom of the water distribution tank (9) is provided with a plurality of water distribution holes (10) and communicated with the sedimentation zone (22) through the water distribution holes (10); the water outlet collecting device is arranged at the top of the water outlet end of the sediment Chi Chiti (1) and consists of a water outlet weir (13), a water outlet collecting channel (14) and a water outlet collecting main pipe (15), and the water outlet collecting channel (14) is arranged along the long side of the other side opposite to the water distributing groove (9); an effluent weir (13) is arranged at the upper end of the inner edge of the effluent collecting channel (14), and the effluent collecting channel (14) is communicated with an effluent collecting main pipe (15); the inclined tube sedimentation device is arranged in a sedimentation area (22) in the middle of the sedimentation Chi Chiti (1) and consists of an inclined tube packing group or an inclined plate packing group (12), one side of the inclined tube sedimentation device is fixedly hung at the lower end of a water distribution baffle (11) of the water distribution device, and the other sides of the inclined tube sedimentation device are fixedly connected with the wall of the sedimentation tank body (1); the mud storage hopper (16) is arranged at the bottom of the sedimentation tank body (1) and is provided with a plurality of mud storage hoppers in parallel; the sludge discharge devices are connected in parallel and are provided with a plurality of groups, each group is arranged at the bottom of a corresponding sludge storage hopper (16), and each group of sludge discharge devices comprises a sludge discharge valve (18) and a sludge discharge pipe (17); the sludge recovery system is arranged outside the sediment Chi Chiti (1) and comprises a sludge pump (19), a sludge discharge main pipe and a sludge discharge valve, wherein each sludge discharge pipe (17) of the sludge discharge device is communicated with the sludge discharge main pipe, and the sludge discharge main pipe is provided with the sludge pump (19); the chemical dosing device (4) is arranged outside the sediment Chi Chiti (1), and comprises three devices, namely a PAC automatic dosing device, a carbon powder automatic dosing device and a PAM automatic dosing device, and each device consists of a dosing barrel (5), a stirrer (6), a dosing pump (7) and a flowmeter (8); the mixing stirring device comprises a coagulation stirrer (2) and a flocculation stirrer (3), the coagulation stirrer (2) is arranged in the coagulation zone (20), and the flocculation stirrer (3) is arranged in the flocculation zone (21).
2. The carbon adding efficient integrated sedimentation tank of claim 1, wherein the sedimentation tank is characterized in that: the pool surface of the integrated sedimentation pool is rectangular, and the sedimentation area (22) adopts a sedimentation pool structure with water inlet along the long side and water outlet along the other long side, the upper plane of the sedimentation pool is rectangular, and the bottom of the sedimentation pool is funnel-shaped.
3. The carbon adding efficient integrated sedimentation tank of claim 1, wherein the sedimentation tank is characterized in that: the coagulation area (20), the flocculation area (21) and the sedimentation area (22) are of a cellular structure formed by separating partition plates, the coagulation area (20) and the flocculation area (21) are arranged on one side of the sedimentation Chi Chiti (1), and the coagulation area (20), the flocculation area (21) and the sedimentation area (22) are communicated with each other along water flow in sequence; a water inlet is formed in the side surface of the upper part of the coagulation area (20), a PAC automatic feeding device and a carbon powder automatic feeding device are arranged at the inlet of the water inlet, and a vertically arranged coagulation stirrer (2) is arranged in the coagulation area (20); the coagulation area (20) is communicated with the flocculation area (21) through the lower part of the partition board; the upper part of the flocculation area (21) is provided with a PAM automatic feeding device, and a flocculation stirrer (3) which is vertically arranged is arranged in the flocculation area (21); the flocculation zone (21) is in water communication with the sedimentation zone (22) through the top of the partition plate.
4. The carbon adding efficient integrated sedimentation tank of claim 1, wherein the sedimentation tank is characterized in that: the water distribution groove (9) is of a structure gradually narrowing from left to right; the water distribution holes (10) are uniformly arranged at equal intervals along the length direction of the sedimentation tank body (1), and the water distribution holes (10) are of a circular structure; the water outlet weir (13) is of a toothed plate triangular weir structure.
5. The carbon adding efficient integrated sedimentation tank of claim 1, wherein the sedimentation tank is characterized in that: the water distribution baffle (11) and the inclined tube of the inclined tube packing group or the inclined plate packing group (12) which are fixedly connected with the lower end of the water distribution baffle in a hanging way form a water flow channel which is of a structure gradually widened from top to bottom.
6. The carbon adding efficient integrated sedimentation tank of claim 1, wherein the sedimentation tank is characterized in that: the inclined pipe filler group or the inclined plate filler group (12) has an inclined length of 1m, an inclined angle of 60 degrees and an inclined pipe aperture or an inclined plate clear distance of 50 cm-100 cm.
7. The carbon adding efficient integrated sedimentation tank of claim 1, wherein the sedimentation tank is characterized in that: the mud storage hopper (16) is funnel-shaped, and the hopper surface inclination angle is larger than or equal to 60 degrees; the mud storage hoppers (16) are uniformly arranged along the length direction of the sedimentation tank body (1) at equal intervals, and each mud storage hopper (16) is used for discharging mud independently.
8. The carbon adding efficient integrated sedimentation tank of claim 1, wherein the sedimentation tank is characterized in that: the sludge discharge pipes (17) of each group of sludge discharge devices are arranged at the bottoms of the corresponding sludge storage hoppers (16), and the sludge discharge valves (18) are arranged on the corresponding sludge discharge pipes (17).
9. The carbon adding efficient integrated sedimentation tank of claim 8, wherein the sedimentation tank is characterized in that: the mud discharging pipe (17) is arranged around the bottom of the mud storage hopper (16) to form a ring shape; the body of the mud discharging pipe (17) is of a perforated pipe structure, and the mud discharging pipe (17) is provided with 2 holes at equal intervals and 45 degrees downwards.
10. The carbon adding efficient integrated sedimentation tank of claim 7, wherein the sedimentation tank is characterized in that: the mud valve (18) adopts a pneumatic valve or an electric valve.
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CN202322035360.2U CN220467687U (en) | 2023-07-31 | 2023-07-31 | Add high-efficient integrated sedimentation tank of charcoal |
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