CN212731160U - Pulsating type dosing mixing flocculation and precipitation device - Google Patents
Pulsating type dosing mixing flocculation and precipitation device Download PDFInfo
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- CN212731160U CN212731160U CN202021772459.0U CN202021772459U CN212731160U CN 212731160 U CN212731160 U CN 212731160U CN 202021772459 U CN202021772459 U CN 202021772459U CN 212731160 U CN212731160 U CN 212731160U
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Abstract
The utility model discloses a pulsation adds medicine and mixes flocculation and precipitation device belongs to sewage treatment technical field. The device comprises an integrally sealed shell, an air-stripping chemical mixing component, a flap aeration component, a bamboo joint reducer pipe, an air-stripping mud discharging component and a water collecting pipe component; the inside baffle that is equipped with of casing, the baffle is separated into independent mixed reaction district and precipitation disengagement zone with the casing inner chamber is sealed, and the casing tip in mixed reaction district is equipped with the inlet tube, and the casing tip in precipitation disengagement zone is equipped with outlet pipe and mud pipe. The integrated sealed shell is adopted, the air-stripping chemical mixing component, the flap aeration component, the bamboo joint reducer pipe, the air-stripping sludge discharging component and the water collecting pipe component are integrated, the processes of chemical adding, flocculation, precipitation and the like can be completed, water can automatically flow, water head loss is basically avoided, and the air-stripping chemical mixing component, the air-stripping sludge discharging component and the water collecting pipe component are organically combined together with mud-water separation and air-stripping sludge discharging, so that power facilities are greatly reduced, investment is reduced, operation is simple and convenient, operation efficiency is high, energy consumption is low, and daily maintenance workload.
Description
Technical Field
The utility model relates to a pulsating adds medicine and mixes flocculation and precipitation device belongs to sewage treatment technical field.
Background
With the increasing demands of domestic decentralized water supply treatment and decentralized sewage treatment, sewage treatment devices are gradually on-site and miniaturized. The conventional treatment process section basically involves dosing flocculation and precipitation, and the traditional dosing flocculation and precipitation generally adopts multi-stage power stirring and mixing or adopts a static pipeline mixer to mix.
The device for stirring, mixing and precipitating the chemicals by adopting mechanical power is commonly used in a treatment place with larger daily treatment water volume, and a paddle type stirrer and a frame type stirrer with different stirring speed gradients are commonly used for mixing and reacting the flocculating agent and the water to be clarified.
The static pipeline mixer is often used in the treatment places with small daily water treatment amount, although the static pipeline mixer is simple and convenient and has low investment, the water is required to be ensured to have certain flow velocity in the pipeline, the conventional flow velocity is not less than 0.8m/s, and the head loss after passing through the pipeline mixer is large and is not less than 0.3m generally.
Therefore, aiming at the defects of the prior art, the utility model provides a pulsating chemical-adding mixing flocculation and precipitation device, which is a compact chemical-adding flocculation and precipitation device suitable for small-sized water treatment, can automatically flow water, basically has no water head loss, and is organically combined with mud-water separation and air stripping sludge discharge, thereby greatly reducing power facilities, reducing investment, having simple and convenient operation, high operation efficiency, low energy consumption and less daily maintenance workload; the chemical-adding mixed flocculation precipitation device can be independently used for flocculation precipitation in water supply and sewage treatment, and can also be combined with a biochemical treatment device and a filtering device.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve lies in: the utility model provides a pulsating type adds medicine and mixes flocculation and precipitation device, it has solved the present in situ, miniaturized problem of sewage treatment plant, the power facility that significantly reduces, the investment, and the operation is simple and convenient, and the operating efficiency is high, and the energy consumption is little, and the daily maintenance work volume is few.
The utility model discloses the technical problem that will solve takes following technical scheme to realize:
a pulsating medicine-adding mixing flocculation precipitation device comprises an integrally sealed shell, an air-stripping medicine-mixing component, a flap aeration component, a bamboo joint reducer pipe, an air-stripping mud-discharging component and a water collecting pipe component;
a partition board is arranged in the shell and hermetically divides the inner cavity of the shell into an independent mixing reaction area and a precipitation separation area, a water inlet pipe is arranged at the end part of the shell of the mixing reaction area, and a water outlet pipe and a sludge discharge pipe are arranged at the end part of the shell of the precipitation separation area;
a diversion trench leading to the bottom of the shell is arranged right below an inner port of the water inlet pipe;
the mixed reaction zone is internally provided with an air-stripping medicine-mixing component and a turning plate aeration component;
the bamboo joint reducer pipe is vertically arranged in the mixed reaction zone, the upper port of the bamboo joint reducer pipe is small, the lower port of the bamboo joint reducer pipe is large, and the lower port of the bamboo joint reducer pipe penetrates through the partition plate in a sealing manner to be communicated with the bottom of the precipitation separation zone;
the gas stripping mud discharging component is fixed at one side of the mixed reaction zone of the partition board and comprises a mud collecting hopper and a gas stripping mud discharging pipe, the device comprises an air-lift sludge discharge pipe and an air-lift sludge discharge inlet pipe, wherein the air-lift sludge discharge pipe and the air-lift sludge discharge inlet pipe are fixed at the bottom of one side of a precipitation separation area of a partition plate in a sealing manner, a plurality of V-shaped grooves are formed in the bottom of the sludge accumulation hopper, an air-lift sludge discharge pipe is arranged in each V-shaped groove, the lower end of each air-lift sludge discharge pipe penetrates through the partition plate in a sealing manner and enters the corresponding V-shaped groove, the upper ends of all the air-lift sludge discharge pipes are connected with the air-lift sludge discharge pipe side by side, one end of each air-lift sludge discharge pipe is provided with an overflow port, the other end of each air-lift sludge discharge pipe penetrates through the upper portion of the partition plate in a sealing manner and is connected.
As a preferable example, the gas-stripping medicine mixing component comprises a gas-liquid lifting pipe, a gas-medicine mixing pipe, a medicine feeding pipe and a medicine feeding gas-stripping gas inlet pipe, wherein the medicine feeding pipe is connected to the middle part of the medicine feeding gas-stripping gas inlet pipe, the lower end opening of the medicine feeding gas-stripping gas inlet pipe is connected with the upper end opening of the gas-medicine mixing pipe in a sealing mode, the lower end opening of the gas-medicine mixing pipe is connected into the vertical gas-liquid lifting pipe in a sealing mode, the lower end opening of the gas-medicine mixing pipe discharges materials along the gas-stripping direction, a.
As a preferred example, the turning plate aeration component comprises a turning plate aeration air inlet pipe, a movable turning plate and a counterweight base, wherein the bottom of the aeration air inlet pipe is connected into the movable turning plate, and the movable turning plate is fixed on the counterweight base.
As a preferable example, the bamboo joint reducer is formed by smoothly connecting a plurality of cylinders with diameters gradually increased from top to bottom, and the lower end opening of the bamboo joint reducer is bent and then hermetically penetrates through the partition plate to be communicated with the bottom of the precipitation separation area.
As a preferable example, the water collecting pipe assembly is composed of an annular water collecting pipe and a water collecting and discharging pipe connected to one side of the water collecting pipe, the upper surface of the water collecting pipe is provided with a plurality of water collecting holes which are uniformly distributed, the water collecting pipe is hung at the top of the precipitation and separation area through an adjustable bolt, and the water collecting and discharging pipe is connected with the water discharging pipe.
As a preferable example, the pipeline of the water inlet pipe is provided with a water inlet regulating valve.
As a preferred example, the upper part of the shell is provided with a service wellhead.
As a preferred example, the bottom of the housing is provided with feet.
As a preferred example, the inclined tube packing of the precipitation separation area is fixed on a support grid plate.
As a preferred example, an aeration back flushing pipe is arranged in the precipitation separation area.
The utility model has the advantages that:
(1) the integrated sealed shell is adopted, and the air-stripping chemical mixing component, the flap aeration component, the bamboo joint reducer pipe, the air-stripping sludge discharging component and the water collecting pipe component are integrated, so that the processes of chemical adding, flocculation, precipitation and the like can be finished, water can automatically flow, water head loss is basically avoided, and the air-stripping sludge discharging component, the water-sludge separation and the air-stripping sludge discharging are organically combined together, so that power facilities are greatly reduced, the investment is reduced, the operation is simple and convenient, the operation efficiency is high, the energy consumption is low, and the daily maintenance workload is low;
(2) the chemical-adding mixed flocculation and precipitation device combines gas-liquid chemical mixing of a gas stripping chemical mixing component and pulse type aeration mixing of a flap aeration component according to the principle of chemical mixing at different speed gradients in a coagulation stage, a bamboo joint reducer pipe adopts bamboo joint type water passing mixing, three different speed gradients are formed in a mixing reaction zone for graded stirring, and in the three different flow speed mixing zones, a flocculating agent and raw water respectively undergo a reaction process of rapid mixing reaction, intermittent medium-speed flocculation reaction and slow coagulation, and finally fine particles and colloidal substances in the raw water are destabilized and flocculated into clusters and separated and precipitated in a precipitation separation zone;
(3) the device can be installed in a buried mode or an aboveground mode, can be independently used as a water purification and separation device, and can also be used in series with other slag separation devices, biochemical treatment devices, filtering devices and the like;
(4) a plurality of V type grooves cooperate many air stripping mud pipes, can accomplish the air stripping mud process by the efficient, and the air stripping mud pipe is established in mixed reaction zone, and make full use of mixed reaction zone space does not occupy the pipe chute filler space of precipitation separation zone, guarantees precipitation efficiency, is favorable to forming compact pulsation formula and adds medicine and mix the flocculation and precipitation device.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of a gas stripping drug mixing assembly;
FIG. 3 is a schematic structural view of the flap aeration assembly;
FIG. 4 is a schematic structural view of the bamboo joint reducer pipe;
FIG. 5 is a schematic structural diagram of a gas stripping sludge discharge assembly;
FIG. 6 is a schematic view of the connection structure of the gas stripping sludge discharge air inlet pipe and the gas stripping sludge discharge pipe;
FIG. 7 is a schematic structural view of a header assembly;
fig. 8 is a schematic view of the structure of the pressurized gas pipeline according to the present invention.
In the figure: the device comprises a shell 1, a mixing reaction zone 11, a precipitation separation zone 12, a water inlet pipe 13, a water outlet pipe 14, a sludge discharge pipe 15, a diversion trench 16, a water inlet regulating valve 17, an overhaul well mouth 18, support legs 19, a gas-stripping medicine mixing component 2, a gas-liquid lifting pipe 21, a gas-liquid medicine mixing pipe 22, a medicine feeding pipe 23, a medicine feeding gas-stripping air inlet pipe 24, a water suction pipe opening 25, a liquid outlet pipe opening 26, a regulating valve 27, a turning plate aeration component 3, a turning plate aeration air inlet pipe 31, a movable turning plate 32, a counterweight base 33, a bamboo joint reducer pipe 4, a cylinder 41, a gas-stripping sludge discharge component 5, a sludge accumulation hopper 51, a gas-stripping sludge discharge pipe 52, a gas-stripping sludge discharge pipe 53, a gas-stripping sludge discharge pipe 54, a V-shaped groove 55, an overflow opening 56, a gas inlet branch pipe 57, a water collecting pipe component 6, a water collecting pipe 61, a.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand and understand, the present invention is further explained by combining the following specific drawings.
As shown in fig. 1-8, a pulsating chemical dosing mixing flocculation and precipitation device comprises an integrally sealed shell 1, a gas stripping chemical mixing component 2, a flap aeration component 3, a bamboo joint reducer pipe 4, a gas stripping sludge discharge component 5 and a water collecting pipe component 6;
a partition plate 7 is arranged in the shell 1, the inner cavity of the shell 1 is hermetically divided into an independent mixing reaction area 11 and a precipitation separation area 12 by the partition plate 7, a water inlet pipe 13 is arranged at the end part of the shell 1 of the mixing reaction area 11, and a water outlet pipe 14 and a sludge discharge pipe 15 are arranged at the end part of the shell 1 of the precipitation separation area 12;
a diversion trench 16 leading to the bottom of the shell 1 is arranged right below the inner port of the water inlet pipe 13;
the mixed reaction zone 11 is internally provided with an air-stripping medicine-mixing component 2 and a turning plate aeration component 3;
the bamboo joint reducer pipe 4 is vertically arranged in the mixed reaction zone 11, the upper port of the bamboo joint reducer pipe 4 is small, the lower port of the bamboo joint reducer pipe 4 is large, and the lower port of the bamboo joint reducer pipe 4 penetrates through the partition plate 7 in a sealing manner to be communicated with the bottom of the precipitation separation zone 12;
the gas stripping mud discharging component 5 is fixed at one side of the mixed reaction zone 11 of the partition plate 7, the gas stripping mud discharging component 5 comprises a mud accumulating hopper 51, a gas stripping mud discharging pipe 52, a gas stripping mud discharging pipe 53 and a gas stripping mud discharging air inlet pipe 54, the mud accumulating hopper 51 is fixed at the bottom of one side of the precipitation separation zone 12 of the partition plate 7 in a sealing manner, a plurality of V-shaped grooves 55 are arranged at the bottom of the mud accumulating hopper 51, each V-shaped groove 55 is provided with a gas stripping mud discharging pipe 52, the lower end of each gas stripping mud discharging pipe 52 penetrates through the partition plate 7 in a sealing manner to enter the corresponding V-shaped groove 55, the upper ends of all the gas stripping mud discharging pipes 52 are connected into the gas stripping mud discharging pipe 53 side by side, one end of each gas stripping mud discharging pipe 53 is provided with an overflow port 56, the other end of each gas stripping mud discharging pipe 53 penetrates through the upper part of the partition plate 7 in a sealing manner to, a water collecting pipe assembly 6 is arranged above the inclined pipe packing 8, and the water collecting pipe assembly 6 is connected with a water outlet pipe 14.
The gas stripping medicine mixing component 2 comprises a gas-liquid lifting pipe 21, a gas-medicine mixing pipe 22, a medicine adding pipe 23 and a medicine adding gas-stripping air inlet pipe 24, the medicine adding pipe 23 is connected to the middle of the medicine adding gas-stripping air inlet pipe 24, the lower end opening of the medicine adding gas-stripping air inlet pipe 24 is connected with the upper end opening of the gas-medicine mixing pipe 22 in a sealing mode, the lower end opening of the gas-medicine mixing pipe 22 is connected into the vertical gas-liquid lifting pipe 21 in a sealing mode, the lower end opening of the gas-medicine mixing pipe 22 discharges materials along the gas stripping direction, a water suction pipe opening 25 is arranged. The medicine-adding air-stripping air inlet pipe 24 is provided with an adjusting valve 27.
The flap aeration component 3 comprises a flap aeration air inlet pipe 31, a movable flap 32 and a counterweight base 33, the bottom of the aeration air inlet pipe 31 is connected into the movable flap 32, and the movable flap 32 is fixed on the counterweight base 33.
The water collecting pipe assembly 6 is composed of an annular water collecting pipe 61 and a water collecting and discharging pipe 62 connected to one side of the water collecting pipe 61, the upper surface of the water collecting pipe 61 is provided with a plurality of water collecting holes 63 which are uniformly distributed, the water collecting pipe 61 is hung at the top of the precipitation separation area 12 through an adjustable bolt 64, and the water collecting and discharging pipe 62 is connected with the water discharging pipe 14.
The pipeline of the water inlet pipe 13 is provided with a water inlet regulating valve 17.
The upper part of the shell 1 is provided with a maintenance wellhead 18.
The inclined tube packing 8 of the precipitation separation zone 12 is fixed on a support grid plate (hidden in the figure).
An aeration back flushing pipe 9 is arranged in the precipitation separation area 12.
The dosing gas inlet pipe 24 and the flap aeration inlet pipe 31 are communicated with pressurized gas through a normally open electromagnetic valve; the gas stripping sludge discharging inlet pipe 54 and the aeration recoil pipe 9 are communicated with pressurized gas through a normally closed electromagnetic valve.
The working principle is as follows:
the device is connected with a foreline through a water inlet pipe 13, raw water enters the device from the water inlet pipe 13, a water inlet regulating valve 17 is arranged on a water inlet pipeline in the device, the size of the water inlet quantity can be regulated through the water inlet regulating valve 17, and the raw water flows into the bottom of the device after entering a diversion trench 16.
An external power gas source is connected with an internal component of the shell 1, the power gas source generates pressurized gas, the dosing gas-stripping gas inlet pipe 24 and the turning plate aeration gas inlet pipe 31 are communicated with the pressurized gas through a normally open type electromagnetic valve, and continuous dosing and pulse type aeration are performed; the gas stripping sludge discharge air inlet pipe 54 and the aeration back flushing pipe 9 are communicated with pressurized gas through a normally closed electromagnetic valve, and sludge discharge and aeration are performed intermittently.
Gas stripping and medicine mixing component: the gas-medicine mixing pipe 22 is provided with a medicine feeding pipe 23 and a medicine feeding air-lifting air inlet pipe 24, wherein the medicine feeding air-lifting air inlet pipe 24 is provided with an adjusting valve 27 for adjusting the air inflow, and pressurized gas passes through the adjusting valve 27 and then is connected with the gas-medicine mixing pipe 22. The dosing pipe 23 is connected with a dosing port arranged on the shell 1. The dosing pipe 23 is connected with the gas-medicine mixing pipe 22, and the externally connected flocculating agent enters the gas-medicine mixing pipe 22 through the dosing pipe 23, is mixed with the pressurized gas in the gas-medicine mixing pipe 22, and enters the gas-liquid lifting pipe 21 together. The bottom of the gas-liquid lifting pipe 21 is provided with a water suction pipe opening 25, under the action of upward lifting of gas, water enters the gas-liquid lifting pipe 21 from the water suction pipe opening 25, the water is mixed with the gas with pressure and the flocculating agent in the gas-liquid lifting pipe 21, a liquid outlet pipe opening 26 is arranged above the diversion trench 16, and the mixed liquid flows out of the liquid outlet pipe opening 26 and enters the diversion trench 16 to be rapidly mixed with inlet water.
The turning plate aeration component 3: in the flap aeration component 3, a pressure air source enters a flap aeration air inlet pipe 31, air is discharged from the bottom of the reversely buckled movable flap 32 and is intercepted by the movable flap 32, when the air discharge exceeds the storage capacity of the movable flap 32, the movable flap 32 turns upwards to release the stored air instantly, so that the water above the movable flap 32 is disturbed violently in a short time, and then the movable flap 32 returns to a horizontal covering state again; the movable turning plate 32 continuously and circularly turns up and returns the cover, so that pulse type intermittent aeration stirring of the water body is realized, and the flocculating agent and water flow in the water body are in an intermittent medium-speed mixed flow state. Every turns over board aeration subassembly 3 and all adopts independent board aeration intake pipe 31, all is equipped with the tolerance governing valve in board aeration intake pipe 31 mouth of pipe department that turns over, and every board aeration subassembly 3's aeration rate is adjusted to accessible tolerance governing valve, avoids mutual conflict, realizes accurate tolerance and adjusts.
Bamboo joint reducing pipe 4: the bamboo joint reducing pipe 4 is formed by smoothly connecting a plurality of cylinders 41 with diameters gradually increased from top to bottom, and the lower port of the bamboo joint reducing pipe 4 is bent and then hermetically penetrates through the partition plate 7 to be communicated with the bottom of the precipitation separation area 12. The bamboo joint reducer pipe 4 is arranged on the partition plate 7 between the mixed reaction zone 11 and the precipitation separation zone 12, a water body is mixed and reacted with a flocculating agent in the mixed reaction zone 11 to form a flocculation suspension, the flocculation suspension enters the bamboo joint reducer pipe 4 through a feed inlet of the bamboo joint reducer pipe 4, the pipe diameter of the feed inlet of the bamboo joint reducer pipe 4 is the smallest, the pipe diameter is gradually increased section by section downwards, the flocculation suspension is gradually coagulated and increased in the pipe and gradually agglomerated, and the flocculation suspension enters the precipitation separation zone 12 after passing through the transverse partition plate 7 between the mixed reaction zone 11 and the precipitation separation zone 12.
Gas stripping sludge discharging component 5: when pressurized gas is introduced from the gas stripping sludge discharge inlet pipe 54, the sludge inlet of the gas stripping sludge discharge pipe 52 sucks precipitated sludge from the sludge collecting hopper 51, the precipitated sludge enters the gas stripping sludge discharge pipe 53 upwards along the gas stripping sludge discharge pipe 52 and flows into the sludge discharge pipe 15 along the gas stripping sludge discharge pipe 53, the gas entering the gas stripping sludge discharge pipe 53 overflows from the overflow port 56, and sludge which does not flow into the sludge discharge pipe 15 in time also flows out from the overflow port 56 and enters the mixed reaction zone 11 again.
Precipitation separation zone 12: the middle lower part of the precipitation separation area 12 is provided with a support grid plate and an aeration back flushing pipe 9, and an inclined pipe filler 8 is stacked above the support grid plate. When a part of flocculating constituents with smaller specific gravity in the water body pass through the support grid plate and the inclined tube filler 8 along with water flow, the flocculating constituents are attached to the inclined tube filler 8, and clear water flows to the upper part of the inclined tube filler 8, so that mud-water separation is realized. When the amount of the flocs attached to the slant-tube packing 8 increases to a certain amount, the flocs automatically fall off from the slant-tube packing 8 and fall into the sludge collection hopper 51.
When the normally closed electromagnetic valve is opened, the air inlet end of the air stripping and sludge discharging air inlet pipe 54 and the air inlet end of the aeration back flushing pipe 9 both simultaneously enter pressurized air, the pressurized air is released from the aeration back flushing pipe 9 to form aeration back flushing on the inclined pipe packing 8, and sludge washed off from the inclined pipe packing 8 is deposited in the sludge collecting hopper 51.
The water collecting pipe assembly 6: a water collecting pipe 61 is arranged above the precipitation separation zone 12, and the supernatant enters the water collecting pipe 61 from a water collecting hole 63 of the water collecting pipe 61 and is gathered in the water collecting pipe 61 and then is gathered to a water collecting and discharging pipe 62, and flows out of the device through the water discharging pipe 14. The adjustable bolt 64 is arranged on the water collecting pipe 61, and the height of the adjustable bolt 64 can be adjusted according to the actual horizontal condition of the water collecting pipe 61, so that the water collecting holes 63 on the water collecting pipe 61 are kept at the same level basically.
The air-stripping chemical mixing component 2, the flap aeration component 3, the bamboo joint reducer pipe 4, the air-stripping sludge discharging component 5 and the water collecting pipe component 6 are integrated by adopting the integrally sealed shell 1, so that the processes of adding chemicals, flocculating, precipitating and the like can be completed, water can automatically flow, the head loss is basically avoided, and the air-stripping sludge discharging component is organically combined with mud-water separation and air-stripping sludge discharging, so that power facilities are greatly reduced, the investment is reduced, the operation is simple and convenient, the operation efficiency is high, the energy consumption is low, and the daily maintenance workload is low.
This add medicine and mix flocculation and precipitation device, according to the principle that the different velocity gradients in the stage of coagulating mix the medicine, combine the gas stripping to mix 2 gas-liquids of medicine subassembly and mix the medicine, turn over 3 pulsed aeration of board aeration subassembly and mix, bamboo joint reducer pipe 4 adopts the bamboo joint formula to cross the water mixture, mix the hierarchical stirring that reaction zone 11 formed three different velocity gradients, at these three different velocity of flow mixing zone, flocculating agent and raw water experience the rapid mixing reaction respectively, intermittent type nature medium speed flocculation reaction and the reaction process of slowly fast condensing, finally destabilize granule thing and colloidal substance in the raw water and flocculate into the group, and separate and deposit at sedimentation disengagement zone 12.
The device can be installed in a buried mode or an overground mode, can be independently used as a water purification and separation device, and can also be used in series with other slag separation devices, biochemical treatment devices, filtering devices and the like.
A plurality of V type grooves 55 cooperate many gas stripping mud pipes 52, can accomplish the gas stripping mud process of arranging by the efficient, and gas stripping mud pipe 52 is established in mixed reaction zone 11, and make full use of mixed reaction zone 11 space does not occupy the pipe chute filler 8 space of settling separation zone 12, guarantees precipitation efficiency, is favorable to forming compact's impulse type adds medicine and mixes the flocculation and precipitation device.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above-described embodiments, and that various changes and modifications may be made without departing from the spirit and scope of the invention, and such changes and modifications are intended to be included within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. A pulsating medicine-adding mixing flocculation precipitation device is characterized by comprising an integrally sealed shell, a gas-stripping medicine-mixing component, a flap aeration component, a bamboo joint reducer pipe, a gas-stripping mud-discharging component and a water collecting pipe component;
a partition board is arranged in the shell and hermetically divides the inner cavity of the shell into an independent mixing reaction area and a precipitation separation area, a water inlet pipe is arranged at the end part of the shell of the mixing reaction area, and a water outlet pipe and a sludge discharge pipe are arranged at the end part of the shell of the precipitation separation area;
a diversion trench leading to the bottom of the shell is arranged right below an inner port of the water inlet pipe;
the mixed reaction zone is internally provided with an air-stripping medicine-mixing component and a turning plate aeration component;
the bamboo joint reducer pipe is vertically arranged in the mixed reaction zone, the upper port of the bamboo joint reducer pipe is small, the lower port of the bamboo joint reducer pipe is large, and the lower port of the bamboo joint reducer pipe penetrates through the partition plate in a sealing manner to be communicated with the bottom of the precipitation separation zone;
the gas stripping mud discharging component is fixed at one side of the mixed reaction zone of the partition board and comprises a mud collecting hopper and a gas stripping mud discharging pipe, the device comprises an air-lift sludge discharge pipe and an air-lift sludge discharge inlet pipe, wherein the air-lift sludge discharge pipe and the air-lift sludge discharge inlet pipe are fixed at the bottom of one side of a precipitation separation area of a partition plate in a sealing manner, a plurality of V-shaped grooves are formed in the bottom of the sludge accumulation hopper, an air-lift sludge discharge pipe is arranged in each V-shaped groove, the lower end of each air-lift sludge discharge pipe penetrates through the partition plate in a sealing manner and enters the corresponding V-shaped groove, the upper ends of all the air-lift sludge discharge pipes are connected with the air-lift sludge discharge pipe side by side, one end of each air-lift sludge discharge pipe is provided with an overflow port, the other end of each air-lift sludge discharge pipe penetrates through the upper portion of the partition plate in a sealing manner and is connected.
2. The pulsating chemical dosing, mixing, flocculating and precipitating device as claimed in claim 1, wherein the gas-stripping chemical mixing assembly comprises a gas-liquid lifting pipe, a gas-chemical mixing pipe, a chemical feeding pipe and a chemical feeding gas-stripping gas inlet pipe, the chemical feeding pipe is connected to the middle of the chemical feeding gas-stripping gas inlet pipe, the lower end of the chemical feeding gas-stripping gas inlet pipe is hermetically connected with the upper end of the gas-chemical mixing pipe, the lower end of the gas-chemical mixing pipe is hermetically connected into a vertical gas-liquid lifting pipe, the lower end of the gas-chemical mixing pipe is discharged along the gas-stripping direction, a water suction pipe opening is formed in the bottom of the gas-liquid.
3. The pulsating chemical-adding mixing flocculation and precipitation device as claimed in claim 1, wherein the flap aeration assembly comprises a flap aeration air inlet pipe, a movable flap, and a counterweight base, wherein the bottom of the aeration air inlet pipe is connected into the movable flap, and the movable flap is fixed on the counterweight base.
4. The pulsating type dosing mixing flocculation and precipitation device as claimed in claim 1, wherein the bamboo joint reducer is formed by smoothly connecting a plurality of cylinders with diameters gradually increasing from top to bottom, and the lower end of the bamboo joint reducer is bent and then hermetically penetrates through a partition plate to be communicated with the bottom of the precipitation separation zone.
5. The pulsating chemical-adding mixing flocculation and precipitation device as claimed in claim 1, wherein the water collection pipe assembly is composed of an annular water collection pipe and a water collection outlet pipe connected to one side of the water collection pipe, the upper surface of the water collection pipe is provided with a plurality of uniformly distributed water collection holes, the water collection pipe is hung on the top of the precipitation separation zone through adjustable bolts, and the water collection outlet pipe is connected with the water outlet pipe.
6. The pulsating chemical-adding mixing flocculation and precipitation device as claimed in claim 1, wherein a water inlet regulating valve is arranged on the pipeline of the water inlet pipe.
7. The pulse type dosing mixing flocculation and precipitation device of claim 1, wherein the upper portion of the shell is provided with a maintenance well head.
8. The pulse type dosing mixing flocculation and sedimentation device of claim 1, wherein a support leg is arranged at the bottom of the shell.
9. The pulsating chemical-adding mixing flocculation and precipitation device as claimed in claim 1, wherein the inclined tube packing of the precipitation separation zone is fixed on the support grid plate.
10. The pulsating chemical-adding mixing flocculation and precipitation device as claimed in claim 1, wherein an aeration back-flushing pipe is arranged in the precipitation separation zone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021772459.0U CN212731160U (en) | 2020-08-21 | 2020-08-21 | Pulsating type dosing mixing flocculation and precipitation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021772459.0U CN212731160U (en) | 2020-08-21 | 2020-08-21 | Pulsating type dosing mixing flocculation and precipitation device |
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| Publication Number | Publication Date |
|---|---|
| CN212731160U true CN212731160U (en) | 2021-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021772459.0U Active CN212731160U (en) | 2020-08-21 | 2020-08-21 | Pulsating type dosing mixing flocculation and precipitation device |
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| Country | Link |
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| CN (1) | CN212731160U (en) |
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2020
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