CN216614133U - Heavy medium coupling precipitation sewage treatment device - Google Patents
Heavy medium coupling precipitation sewage treatment device Download PDFInfo
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- CN216614133U CN216614133U CN202123319668.7U CN202123319668U CN216614133U CN 216614133 U CN216614133 U CN 216614133U CN 202123319668 U CN202123319668 U CN 202123319668U CN 216614133 U CN216614133 U CN 216614133U
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Abstract
The utility model discloses a heavy medium coupling precipitation sewage treatment device which comprises a coupling reaction tank and a heavy medium precipitation tank, wherein a first water outlet pipe is arranged at the upper part of the coupling reaction tank, a storage hopper for storing powdery heavy media is arranged at the upper part of the coupling reaction tank, and an electric feeder is arranged at the bottom of the storage hopper; be equipped with vertical decurrent draft tube in the dense medium sedimentation tank, be equipped with on the dense medium sedimentation tank and pass the draft tube and stretch into the dwang of dense medium sedimentation tank bottom, the mud scraper who contacts with the dense medium sedimentation tank bottom is installed to the bottom of dwang, the bottom of dense medium sedimentation tank is equipped with the blow off pipe, be equipped with the ooff valve on the blow off pipe, the upper end of draft tube is equipped with the inlet tube of wearing out the dense medium sedimentation tank. The utility model has the characteristic of good solid-liquid separation effect, and can rapidly precipitate substances with small density, such as sludge and the like.
Description
Technical Field
The utility model relates to the technical field of sewage treatment, in particular to a heavy medium coupling precipitation sewage treatment device.
Background
Limestone-gypsum wet flue gas desulfurization technology is the most commonly used desulfurization technology in the current thermal power plants, and in the flue gas desulfurization process, various ionic substances in the original process water are gradually enriched due to the circulation of desulfurization absorption liquid. When the concentration of chloride ions is more than 10000mg/L, the desulfurization efficiency is obviously reduced, and in order to ensure the balance of a slurry circulating system of a desulfurization device and ensure that the content of chloride ions in absorption liquid and the quality of gypsum reach the standard, partial waste water needs to be discharged from a desulfurization absorption tower at regular time to supplement partial fresh process water. And discharging part of the wastewater, namely the desulfurization wastewater.
The desulfurized wastewater has the following characteristics: the content of suspended matters is high, generally 5-60 g/L, and can reach 150g/L at most; the pH value of the wastewater is weak acid, and is generally 4-6; the waste water contains calcium metal ions and also contains: lead, cadmium, nickel, mercury, copper, zinc, manganese and other heavy metal ions, and the wastewater contains higher chloride, and the salt content is generally 60-100 g/L;
the working principle of the traditional sedimentation tank is that substances such as sludge and the like are sedimentated downwards under the action of gravity, so that sludge-water separation is realized. However, since the density of the sludge and the like is low and the downward movement speed is slow, the sludge-water separation time is relatively long. Therefore, the heavy medium coupling sedimentation sewage treatment device is provided.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model provides the following technical scheme:
the utility model relates to a heavy medium coupling precipitation sewage treatment device which comprises a coupling reaction tank and a heavy medium precipitation tank, wherein a first water outlet pipe is arranged at the upper part of the coupling reaction tank, a storage hopper for storing powdery heavy media is arranged at the upper part of the coupling reaction tank, and an electric feeder is arranged at the bottom of the storage hopper; be equipped with vertical decurrent draft tube in the dense medium sedimentation tank, be equipped with on the dense medium sedimentation tank and pass the draft tube and stretch into the dwang of dense medium sedimentation tank bottom, the mud scraper who contacts with dense medium sedimentation tank bottom is installed to the bottom of dwang, the bottom of dense medium sedimentation tank is equipped with the blow off pipe, be equipped with the ooff valve on the blow off pipe, the upper end of draft tube is equipped with the inlet tube of wearing out the dense medium sedimentation tank, be connected between inlet tube and the first outlet pipe, dense medium sedimentation tank upper end is equipped with the second outlet pipe, the dwang is equipped with the water conservancy diversion reflection cap in the port below that is located the draft tube.
As a preferable technical scheme of the utility model, a driving motor for driving the rotating rod to rotate is arranged on the dense medium sedimentation tank.
As a preferable technical scheme of the utility model, the bottom of the dense medium sedimentation tank is funnel-shaped.
As a preferred technical scheme, the device further comprises a PLC (programmable logic controller), a vibrator is arranged on the storage hopper, the vibrator and the electric feeder are both connected with the controller, and the controller controls the vibrator and the electric feeder to work at intervals of a certain time and puts heavy medium materials into the coupling reaction tank.
In a preferred embodiment of the present invention, the electric feeder is a star feeder.
As a preferred technical scheme of the utility model, the water inlet pipe is connected with the first water outlet pipe through a flexible connection, the flexible connection comprises a rubber hose, and a positioning flange connected with the water inlet pipe and the first water outlet pipe is arranged at the end part of the rubber hose.
As a preferable technical scheme of the utility model, the upper end of the inner cavity of the dense medium sedimentation tank is provided with a water outlet weir plate, the lower bottom end of which is positioned below the inner pipe orifice end of the second water outlet pipe.
As a preferable technical scheme of the utility model, the diversion reflection cap is umbrella-shaped.
As a preferable technical scheme of the utility model, an electric stirring rod is arranged in the coupling reaction tank.
The utility model has the beneficial effects that:
1. the heavy medium coupling precipitation sewage treatment device comprises a coupling reaction tank, a heavy medium tank, a water inlet pipe, a guide cylinder, a guide reflection cap, a water inlet pipe, a guide reflection pipe, a water inlet pipe, a water outlet pipes, a water outlet pipe, a water outlet pipes, a water outlet pipe, a water outlet pipes, a water outlet, thereby realizing solid-liquid separation. And the sediment after the sediment can be discharged from the blow-off pipe, and the sediment at the bottom of the heavy medium sedimentation tank is scraped through the mud scraper, so that the sediment is discharged.
2. This kind of sewage treatment plant is precipitated in dense medium coupling is connected through the flexible coupling between inlet tube and the first outlet pipe, the flexible coupling includes rubber hose, and rubber hose's tip be equipped with inlet tube, first outlet pipe tie point's positioning flange, be convenient for be connected inlet tube and first outlet pipe, and easily the equipment between coupling reaction tank and the dense medium sedimentation tank.
3. The upper end of the inner cavity of the heavy medium sedimentation tank in the heavy medium coupling sedimentation sewage treatment device is provided with the water outlet weir plate with the downward bottom end positioned below the inner pipe orifice end of the second water outlet pipe, so that the effect of shielding is achieved, and floating objects on the surface of the heavy medium sedimentation tank are prevented from being discharged from the second water outlet pipe.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a schematic structural diagram of a heavy medium coupling precipitation sewage treatment device according to the present invention;
FIG. 2 is a schematic structural diagram of a flexible connection of a heavy medium coupling precipitation sewage treatment device.
In the figure: 1. coupling a reaction tank; 2. a dense medium sedimentation tank; 3. a first water outlet pipe; 4. a storage hopper; 5. an electric feeder; 6. a draft tube; 7. rotating the rod; 8. a mud scraper; 9. a blow-off pipe; 10. an on-off valve; 11. a water inlet pipe; 12. a second water outlet pipe; 13. a diversion reflection cap; 14. a drive motor; 15. a vibrator; 16. soft connection; 17. a rubber hose; 18. positioning the flange; 19. a water outlet weir plate; 20. an electric stirring rod.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Example (b): as shown in fig. 1-2, the heavy medium coupling precipitation sewage treatment device of the present invention comprises a coupling reaction tank 1 and a heavy medium precipitation tank 2, wherein a first water outlet pipe 3 is arranged at the upper part of the coupling reaction tank 1, a storage hopper 4 for storing powdered heavy media is arranged at the upper part of the coupling reaction tank 1, and an electric feeder 5 is arranged at the bottom of the storage hopper 4; be equipped with vertical decurrent draft tube 6 in the dense medium sedimentation tank 2, be equipped with on the dense medium sedimentation tank 2 and pass draft tube 6 and stretch into the dwang 7 of dense medium sedimentation tank 2 bottoms, the mud scraper 8 that contacts with dense medium sedimentation tank 2 bottoms is installed to the bottom of dwang 7, the bottom of dense medium sedimentation tank 8 is equipped with blow off pipe 9, be equipped with ooff valve 10 on the blow off pipe 9, the upper end of draft tube 6 is equipped with the inlet tube 11 of wearing out dense medium sedimentation tank 2, be connected between inlet tube 11 and the first outlet pipe 3, dense medium sedimentation tank 2 upper end is equipped with second outlet pipe 12, the dwang 7 is equipped with water conservancy diversion reflection cap 13 in the port below that lies in draft tube 6. Firstly, by putting powdery dense medium into a coupling reaction tank 1, the dense medium and particles in sewage generate coupling loading reaction in the coupling reaction tank 1, so that the particles are coupled and loaded on the surface of the dense medium, fine particles are adhered to the surface of the dense medium to form larger large particles with high specific gravity, and then the large particles flow into a dense medium sedimentation tank 2 for sedimentation, wherein the water body in the coupling reaction tank 1 flows into a water inlet pipe 11 through a first water outlet pipe 3 and flows out from the bottom end of a guide cylinder 6, so that the sedimentation distance is effectively reduced, the water body entering the dense medium sedimentation tank 2 is upwards guided and reflected under the action of a guide reflection cap 13, and the sediment precipitated in the dense medium reaction tank is not brought, so that the good sedimentation effect is achieved, the good solid-liquid separation effect is achieved, and the sedimentated water body flows out from a second water outlet pipe 12 at the upper end of the dense medium sedimentation tank 2, thereby realizing solid-liquid separation. And the sediment after the sediment can be discharged from the sewage discharge pipe 9, and the sediment at the bottom of the heavy medium sedimentation tank 2 is scraped through the mud scraper 8, so that the sediment is favorably discharged.
Be equipped with drive dwang 7 pivoted driving motor 14 on the dense medium sedimentation tank 2, wherein drive the mud scraper 8 through driving motor 14 and come to scrape the sediment of heavy medium sedimentation tank bottom and get, and do benefit to and discharge the sediment.
The bottom of the heavy medium sedimentation tank 2 is funnel-shaped, so that sewage can be discharged easily.
Still include a PLC controller, be equipped with vibrator 15 on the storage hopper 4, vibrator 15 and electronic feeder 5 all are connected with the controller electricity, the work of vibrator 15 and electronic feeder 5 is controlled at the controller at an interval set time, puts in the heavy medium material to coupling reaction tank 1. The electric feeder 5 is a star feeder. The feeding amount is convenient to control.
Be connected through flexible coupling 16 between inlet tube 11 and the first outlet pipe 3, flexible coupling 16 includes rubber hose 17, and rubber hose 17's tip be equipped with inlet tube 11, the positioning flange 18 of the 3 tie points of first outlet pipe, be convenient for be connected inlet tube 11 and first outlet pipe 3, and easily the equipment between coupling reaction tank 1 and the dense medium sedimentation tank 2.
The upper end of the inner cavity of the dense medium sedimentation tank 2 is provided with a water outlet weir plate 19 with the downward bottom end positioned below the inner pipe orifice end of the second water outlet pipe 12, so that floating objects floating on the surface of the dense medium sedimentation tank are prevented from being discharged from the second water outlet pipe 12.
The diversion reflection cap 13 is umbrella-shaped and has a good diversion effect.
An electric stirring rod 20 is arranged in the coupling reaction tank 1, under the stirring and mixing action of the electric stirring rod 20, the suspension mixing state of the heavy medium, the carbon powder and the particles is realized, the heavy medium is fully collided with various fine particles in the sewage, the fine particles are adhered to the surface of the heavy medium to form larger large particles with high specific gravity,
the working principle is as follows: firstly, by putting powdery dense medium into a coupling reaction tank 1, the dense medium and particles in sewage generate coupling loading reaction in the coupling reaction tank 1, so that the particles are coupled and loaded on the surface of the dense medium, fine particles are adhered to the surface of the dense medium to form larger large particles with high specific gravity, and then the large particles flow into a dense medium sedimentation tank 2 for sedimentation, wherein the water body in the coupling reaction tank 1 flows into a water inlet pipe 11 through a first water outlet pipe 3 and flows out from the bottom end of a guide cylinder 6, so that the sedimentation distance is effectively reduced, the water body entering the dense medium sedimentation tank 2 is upwards guided and reflected under the action of a guide reflection cap 13, and the sediment precipitated in the dense medium reaction tank is not brought, so that the good sedimentation effect is achieved, the good solid-liquid separation effect is achieved, and the sedimentated water body flows out from a second water outlet pipe 12 at the upper end of the dense medium sedimentation tank 2, thereby realizing solid-liquid separation. And the sediment after the sediment can be discharged from the blow-off pipe 9, and the sediment at the bottom of the heavy medium sedimentation tank 2 is scraped by the mud scraping plate 8, so that the sediment is discharged.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a dense medium coupling deposits sewage treatment plant which characterized in that: the device comprises a coupling reaction tank (1) and a heavy medium sedimentation tank (2), wherein a first water outlet pipe (3) is arranged at the upper part of the coupling reaction tank (1), a storage hopper (4) for storing powdery heavy media is arranged at the upper part of the coupling reaction tank (1), and an electric feeder (5) is arranged at the bottom of the storage hopper (4); a guide shell (6) which is vertically downward is arranged in the dense medium sedimentation tank (2), a rotating rod (7) which passes through the guide shell (6) and extends into the bottom of the dense medium sedimentation tank (2) is arranged on the dense medium sedimentation tank (2), the bottom end of the rotating rod (7) is provided with a mud scraper (8) which is contacted with the bottom of the dense medium sedimentation tank (2), a drain pipe (9) is arranged at the bottom of the heavy medium sedimentation tank (2), a switch valve (10) is arranged on the drain pipe (9), the upper end of the guide shell (6) is provided with a water inlet pipe (11) penetrating out of the dense medium sedimentation tank (2), the water inlet pipe (11) is connected with the first water outlet pipe (3), the upper end of the dense medium sedimentation tank (2) is provided with a second water outlet pipe (12), and a diversion reflection cap (13) is arranged below the port of the diversion cylinder (6) of the rotating rod (7).
2. The heavy medium coupling sedimentation sewage treatment device according to claim 1, wherein a driving motor (14) for driving the rotation rod (7) to rotate is arranged on the heavy medium sedimentation tank (2).
3. The heavy medium coupling precipitation sewage treatment unit of claim 1, wherein the bottom of the heavy medium precipitation tank (2) is funnel-shaped.
4. The heavy medium coupling precipitation sewage treatment device according to claim 2, further comprising a PLC controller, wherein the storage hopper (4) is provided with a vibrator (15), the vibrator (15) and the electric feeder (5) are both electrically connected with the controller, and the controller controls the vibrator (15) and the electric feeder (5) to work at intervals of a certain time to feed heavy medium materials into the coupling reaction tank (1).
5. The heavy media coupled precipitation sewage treatment plant according to claim 1, wherein said electric feeder (5) is a star feeder.
6. The heavy medium coupling precipitation sewage treatment device according to claim 1, wherein the water inlet pipe (11) is connected with the first water outlet pipe (3) through a flexible connection (16), the flexible connection (16) comprises a rubber hose (17), and a positioning flange (18) connected with the water inlet pipe (11) and the first water outlet pipe (3) is arranged at the end of the rubber hose (17).
7. The heavy medium coupling and settling sewage treatment plant according to claim 1, wherein the upper end of the inner cavity of the heavy medium settling tank (2) is provided with a water outlet weir plate (19) with a downward bottom end below the inner pipe mouth end of the second water outlet pipe (12).
8. The heavy medium coupling precipitation sewage treatment plant according to claim 1, wherein said diversion reflection cap (13) is umbrella-shaped.
9. The heavy medium coupling precipitation sewage treatment device according to claim 1, wherein an electric stirring rod (20) is arranged in the coupling reaction tank (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123319668.7U CN216614133U (en) | 2021-12-28 | 2021-12-28 | Heavy medium coupling precipitation sewage treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123319668.7U CN216614133U (en) | 2021-12-28 | 2021-12-28 | Heavy medium coupling precipitation sewage treatment device |
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| Publication Number | Publication Date |
|---|---|
| CN216614133U true CN216614133U (en) | 2022-05-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123319668.7U Active CN216614133U (en) | 2021-12-28 | 2021-12-28 | Heavy medium coupling precipitation sewage treatment device |
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|---|---|
| CN (1) | CN216614133U (en) |
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2021
- 2021-12-28 CN CN202123319668.7U patent/CN216614133U/en active Active
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