CN210367239U - Air supporting dross processing system - Google Patents
Air supporting dross processing system Download PDFInfo
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- CN210367239U CN210367239U CN201920783617.3U CN201920783617U CN210367239U CN 210367239 U CN210367239 U CN 210367239U CN 201920783617 U CN201920783617 U CN 201920783617U CN 210367239 U CN210367239 U CN 210367239U
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Abstract
The utility model provides an air-float scum treatment system, which is characterized in that the system comprises a scum inlet pipe and a scum breaking device, wherein the scum inlet pipe is provided with a reflux pipe joint point and a PAM filling point, the scum inlet pipe is connected from the upper part of a scum breaking front chamber, an inlet of the scum breaking device is arranged at the bottom of the front chamber, an outlet of the scum breaking device is arranged at the upper part of a scum breaking pool, the scum breaking device is communicated with concentration pools at two sides through a transition area, the center of the scum breaking pool is provided with a scum breaking stirrer with a draft tube, and each side pool wall of the scum breaking pool is respectively provided with two spiral-resisting strips, so that the; the liquid inlet end of the concentration tank is provided with an electric gate, the center of the tank is provided with a concentration slag scraper, and the bottom of the tank is provided with a slag scraping pit and a slag discharge pipe which are connected with a sludge pump; a sludge concentration meter and an electric valve are arranged at the inlet of the sludge pump, and the sludge pump is automatically started to discharge the sludge according to the set sludge concentration; an electric valve, an electromagnetic flow meter and an electric switching valve are arranged at the outlet of the sludge pump, so that the functions of returning concentrated waste residues to the inlet of the residue breaking tank, discharging the concentrated waste residues to the sludge balancing tank for storage, emptying the concentration tank and accessing the waste water pipe network of a factory are realized.
Description
Technical Field
The utility model relates to a water works waste water treatment's technical field especially relates to an air supporting dross processing system, and the dross that produces after the application air supporting technology realizes solid-liquid separation carries out broken sediment, concentration, minimizing treatment.
Background
The air floatation process is a water purification technology which is characterized in that a large number of micro bubbles are injected into a water body and are adhered to the surfaces of suspended particles which are not easy to precipitate, so that the integral volume weight of the particles is reduced, and meanwhile, solid-liquid separation is realized by virtue of gas rising. The scum waste water generated by air floatation is difficult to treat by a natural defoaming and sedimentation mode because of containing a large amount of bubbles.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an air supporting dross processing system realizes concentrating of dross and collects, abolishes, deposits, concentration.
In order to realize the purpose, the technical scheme of the utility model is that:
an air-flotation scum treatment system is characterized by comprising a scum inlet pipe and a scum breaking device, wherein the scum inlet pipe is sequentially provided with a scum inlet electric valve, a PAM filling point and a backflow connecting point from front to back, the scum breaking device comprises a scum breaking front chamber, a scum breaking pool, a transition area and a water passing weir, the scum breaking front chamber is positioned in the middle of the front side of the scum breaking device, the rear end of the scum inlet pipe is communicated with the front side of the scum breaking front chamber, the scum breaking pool is positioned behind the scum breaking front chamber, the cross section of the scum breaking pool is rectangular, the lower part of the scum breaking pool is communicated with the lower part of the rear side of the scum breaking front chamber, the center of the scum breaking pool is provided with a stirrer, the outer side of the stirrer is sleeved with a guide cylinder, the four pool walls and the bottom surface of the inner side of the scum breaking pool are respectively provided with a plurality of rotation blocking strips, the rotation blocking strips protrude out of the pool walls of the scum breaking pool, and the upper parts of the left side and the, one side of the water passing weir is communicated with the slag breaking tank, the other side of the water passing weir is extended to be provided with a transition zone, the left side and the right side of the slag breaking device are provided with a pair of concentration tanks, slag scrapers are arranged in the concentration tanks, each transition zone is respectively communicated with the bottom of one concentration tank at the same side through a transition pipe, the bottom of each concentration tank is also provided with a slag pipe, the front ends of the two slag pipes are communicated with the concentration tanks, the rear ends of the two slag pipes are mutually communicated, the rear parts of the two slag pipes are respectively provided with a mud suction pipe, the front ends of the mud suction pipes are communicated with the slag pipes, the rear ends of the mud suction pipes are communicated with the same mud pipe, the rear parts of the mud pipes are provided with an electromagnetic flowmeter and an electric switching valve, the electric switching valve is provided with four nodes, the two nodes of the electric switching valve are positioned in the mud pipes and used for conducting or closing the mud pipes, the other two nodes of the electric switching valve, the other end of the return pipe is communicated with a return connection point.
Furthermore, the front parts of the slag discharge pipes are provided with electric valves of slag discharge openings.
Furthermore, each sludge suction pipe is sequentially provided with a sludge concentration meter, a front electric valve, a sludge pump and a rear electric valve from front to back.
Further, the sludge treatment device also comprises a sludge pump room, wherein the sludge concentration meter, the front electric valve, the sludge pump, the rear electric valve, the electromagnetic flow meter and the electric switching valve are all positioned in the sludge pump room.
Furthermore, a slag scraping pit is arranged at the bottom of the concentration tank.
Furthermore, an electric valve is arranged at the joint of the transition pipe and the transition area.
In the utility model, the slag inlet pipe is connected from the upper part of the slag breaking front chamber, and in order to increase the volume weight of the scum and facilitate the precipitation, the slag inlet pipe is provided with a concentrated waste residue intermittent reflux interface and a PAM filling point; the slag breaking tank inlet is arranged at the bottom of the front chamber, and the outlet is arranged at the upper part of the slag breaking tank and communicated with the bottom of the concentration tank through a transition zone; a set of stirrer with a guide cylinder is arranged at the center of the slag breaking pool, and in order to improve the slag breaking effect, a rotation-resisting strip is arranged on the wall of each side of the slag breaking pool; the liquid inlet end of the concentration tank is provided with an electric gate, the center of the water tank is provided with a set of central transmission concentration slag scraper, and the bottom of the water tank is provided with a slag scraping pit and a slag discharge pipe which are connected with a sludge pump; the sludge pump inlet is provided with a sludge concentration meter and an electric valve, and the sludge pump can be automatically started to discharge slag according to the set sludge concentration; an electric valve, a flow instrument and an electric switching valve are arranged at the outlet of the sludge pump, so that the functions of returning concentrated waste residues to the inlet of the residue breaking tank, discharging the concentrated waste residues to the sludge balancing tank for storage, emptying the concentration tank and accessing a sewage pipe in a plant area can be realized.
The utility model discloses a measures such as concentrated waste residue backward flow, stirring, filling PAM increase the dross unit weight, make the bubble that the dross smugglied secretly merge simultaneously, break, sink, and the sediment machine is scraped to the rethread concentration, reaches the minimizing, satisfies the requirement that gets into dehydration machinery and contain the solid rate.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is another schematic structural diagram of the present invention;
fig. 3 is a cross-sectional view a-a of the present invention shown in fig. 1 and 2;
fig. 4 is a B-B sectional view of the present invention shown in fig. 1 and 2.
Reference numerals:
1 slag inlet pipe 2 slag inlet electric valve 3PAM filling point 4 reflux connecting pipe point 5 slag breaking device 6 slag breaking front chamber
7 slag breaking pool 8 transition region 9 water-passing weir 10 agitator 11 draft tube 12 rotation-resistant strip 13 concentration pool
14 scrape sediment machine 15 slag discharge pipe 16 and scrape sediment pit 17 suction dredge pipe 18 mud discharge pipe 19 electromagnetic flowmeter
20 electric switching valve 21, return pipe 22, slag discharge port electric valve 23, sludge concentration meter 24 front electric valve
25 sludge pump 26, electric valve 27, transition pipe 28, discharge pipe 29 and electric valve 30.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model discloses an air supporting dross processing system, a serial communication port, as shown in figure 1 and figure 2, it is including advancing sediment pipe 1 and broken sediment device 5, it is by preceding sediment motorised valve 2, PAM point of annotating 3 and backward flow takeover point 4 of being equipped with in proper order after to advancing sediment pipe 1, broken sediment device 5 is including broken sediment antechamber 6, broken sediment pond 7, transition district 8 and crossing water weir 9, broken sediment antechamber 6 is located the front side middle part of broken sediment device 5, the rear end of advancing sediment pipe 1 and the front side intercommunication of broken sediment antechamber 6, it is used for increasing the dross unit weight to advance sediment pipe 1 from the insertion of broken sediment antechamber 6 upper portion, is convenient for deposit, broken sediment pond 7 is located the rear of broken sediment antechamber 6, the cross sectional shape of broken sediment pond 7 is the rectangle, the lower part of broken sediment pond 7 and the lower part intercommunication of broken sediment antechamber 6 rear side, the central authorities of broken sediment pond 7 are equipped with mixer 10, and this mixer 10 preferably has 5 ~ 10 times of flow circulation volume, Promote, the function of stirring, draft tube 11 is cup jointed in the outside of mixer 10, broken 7 inboard four sides pool walls in cinder basin and bottom surface are equipped with a plurality of respectively and hinder and revolve strip 12, hinder and revolve strip 12 protrusion in broken cinder basin 7's pool wall setting, improve broken sediment effect, the upper portion of broken cinder basin 7 left and right sides outwards extends and is equipped with a pair of weir 9 of crossing, cross one side and broken cinder basin 7 intercommunication of weir 9, the opposite side extension of crossing weir 9 is equipped with transition zone 8.
As shown in fig. 3, a pair of concentration tanks 13 are disposed on the left and right sides of the slag breaking device 5, a slag scraping machine 14 is disposed in each concentration tank 13, a slag scraping pit 16 is disposed at the bottom of each concentration tank 13, each transition region 8 is communicated with the bottom of a concentration tank 13 on the same side through a transition pipe 27, preferably, an electric valve 29 is disposed at the joint of the transition pipe 27 and the transition region 8, a row of slag pipes 15 is further disposed at the bottom of each concentration tank 13, the front ends of the two rows of slag pipes 15 are communicated with the concentration tanks 13, the rear ends of the two rows of slag pipes 15 are communicated with each other, a slag discharge port electric valve 22 is preferably disposed at the front portion of the slag discharge pipes 15, a suction pipe 17 is disposed at the rear portion of the two rows of slag pipes 15, the front end of the suction pipe 17 is communicated with the slag discharge pipe 15, the rear end of the suction pipe 17 is communicated with the same sludge discharge pipe 18, an electromagnetic flow meter 19 and an electric switching valve 20, the electric switching valve 20 is provided with four nodes, two nodes of the electric switching valve 20 are positioned in the sludge discharge pipe 18 and used for conducting or closing the sludge discharge pipe 18, the other two nodes of the electric switching valve 20 are respectively communicated with one end of a return pipe 21 and a sewage well, the other end of the return pipe 21 is communicated with a return connection pipe point 4, and each sludge suction pipe 17 is sequentially provided with a sludge concentration meter 23, a front electric valve 24, a sludge pump 25 and a rear electric valve 26 from front to back.
As shown in fig. 4, it further comprises a sludge pump room 30, and the sludge concentration meter 23, the front electric valve 24, the sludge pump 25, the rear electric valve 26, the electromagnetic flow meter 19 and the electric switching valve 20 are all located inside the sludge pump room.
Example 1
The slag inlet pipe 1 is connected from the upper part of a slag breaking front chamber 6, a slag inlet electric valve 2, a PAM (polyacrylamide) filling point 3 and a backflow connecting pipe point 4 are arranged in the water flow direction, the plane size of a slag breaking pool 7 is 3.2m by 3.2m, the effective water depth is 3.35m, a set of stirrer 10 with a guide flow cylinder 11 is arranged in the center, and the stirrer 10 has the functions of 5-10 times of flow circulation, lifting and stirring; in order to improve the slag breaking effect, two rotation-resisting strips 12 of 0.2m by 3.35m are respectively arranged on each side of the wall of the slag breaking pool 7; the inlet of the slag breaking device 5 is an orifice with the size of 3.2m by 0.3m, the orifice is arranged at the bottom of the slag breaking front chamber 6, the outlet of the slag breaking device is a water passing weir 9, the length of the weir is 3.2m, the upper parts of two sides of the slag breaking device 5 are arranged and are communicated with electric valves 29 at the bottoms of the concentration tanks 13 at two sides through a transition area 8.
A concentration tank 13 is respectively arranged on two sides of the slag breaking tank 7, the diameter of the concentration tank 13 is 6m, the water depth of the concentration tank 13 is 2.9m, a central transmission concentration slag scraping machine 14 is arranged in the concentration tank 13, a slag scraping pit 16 and a slag discharge pipe 15 are arranged at the bottom of the concentration tank 13, a supernatant discharge pipe 28 is arranged at the upper part of the concentration tank 13, and the discharge pipe 28 is connected to a plant sewage pipe network.
The sludge discharge pipes 15 of the two concentration tanks 13 are communicated, the front parts of the sludge discharge pipes 15 are provided with a sludge discharge port electric valve 22, a sludge suction pipe 18 is arranged between the sludge discharge port electric valves 22, a sludge concentration meter 23 and a front electric valve 24 are arranged on the sludge suction pipe 18 according to the water flow direction, and one or all sludge pumps 25 can be started and stopped according to the set sludge concentration, so that the operation working condition of one concentration tank 13 or two concentration tanks 13 to one sludge pump 25 or two sludge pumps 25 is realized, the outlet of the sludge pump 25 is provided with a rear electric valve 26, an electromagnetic flow meter 19 and an electric switching valve 20, the reflux ratio of 2-5% can be adjusted by adopting single-pump or multi-pump power frequency or variable frequency according to the flow of the sludge inlet pipe 15 and the outlet flow of the sludge pump 25, the reflux of concentrated waste residues is carried out, and the function of discharging the concentrated waste residues to a sludge balance tank or the concentration tank to be emptied.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (6)
1. An air-flotation scum treatment system is characterized by comprising a scum inlet pipe and a scum breaking device, wherein the scum inlet pipe is sequentially provided with a scum inlet electric valve, a PAM filling point and a backflow connecting point from front to back, the scum breaking device comprises a scum breaking front chamber, a scum breaking pool, a transition area and a water passing weir, the scum breaking front chamber is positioned in the middle of the front side of the scum breaking device, the rear end of the scum inlet pipe is communicated with the front side of the scum breaking front chamber, the scum breaking pool is positioned behind the scum breaking front chamber, the cross section of the scum breaking pool is rectangular, the lower part of the scum breaking pool is communicated with the lower part of the rear side of the scum breaking front chamber, the center of the scum breaking pool is provided with a stirrer, the outer side of the stirrer is sleeved with a guide cylinder, the four pool walls and the bottom surface of the inner side of the scum breaking pool are respectively provided with a plurality of rotation blocking strips, the rotation blocking strips protrude out of the pool walls of the scum breaking pool, and the upper parts of the left side and the, one side of the water passing weir is communicated with the slag breaking tank, the other side of the water passing weir is extended to be provided with a transition zone, the left side and the right side of the slag breaking device are provided with a pair of concentration tanks, slag scrapers are arranged in the concentration tanks, each transition zone is respectively communicated with the bottom of one concentration tank at the same side through a transition pipe, the bottom of each concentration tank is also provided with a slag pipe, the front ends of the two slag pipes are communicated with the concentration tanks, the rear ends of the two slag pipes are mutually communicated, the rear parts of the two slag pipes are respectively provided with a mud suction pipe, the front ends of the mud suction pipes are communicated with the slag pipes, the rear ends of the mud suction pipes are communicated with the same mud pipe, the rear parts of the mud pipes are provided with an electromagnetic flowmeter and an electric switching valve, the electric switching valve is provided with four nodes, the two nodes of the electric switching valve are positioned in the mud pipes and used for conducting or closing the mud pipes, the other two nodes of the electric switching valve, the other end of the return pipe is communicated with a return connection point.
2. The air flotation dross handling system of claim 1, wherein the front of the dross discharge pipe is provided with an electric valve for the dross discharge port.
3. The air flotation dross treatment system of claim 1, wherein each suction pipe comprises a sludge concentration meter, a front electric valve, a sludge pump and a rear electric valve sequentially arranged from front to back.
4. The air flotation dross treatment system of claim 3, further comprising a sludge pump chamber, wherein the sludge concentration meter, the front electric valve, the sludge pump, the rear electric valve, the electromagnetic flow meter and the electric switching valve are all located inside the sludge pump chamber.
5. The air flotation dross treatment system of claim 1, wherein a bottom of the thickening tank is provided with a dross scraping pit.
6. The air flotation froth treatment system of claim 1, wherein the transition duct is provided with an electrically operated valve at a junction with the transition zone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920783617.3U CN210367239U (en) | 2019-05-28 | 2019-05-28 | Air supporting dross processing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920783617.3U CN210367239U (en) | 2019-05-28 | 2019-05-28 | Air supporting dross processing system |
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| Publication Number | Publication Date |
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| CN210367239U true CN210367239U (en) | 2020-04-21 |
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| CN201920783617.3U Active CN210367239U (en) | 2019-05-28 | 2019-05-28 | Air supporting dross processing system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113620555A (en) * | 2021-09-06 | 2021-11-09 | 上海市政工程设计研究总院（集团）有限公司 | Sludge gravity concentration device and sewage treatment plant |
-
2019
- 2019-05-28 CN CN201920783617.3U patent/CN210367239U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113620555A (en) * | 2021-09-06 | 2021-11-09 | 上海市政工程设计研究总院（集团）有限公司 | Sludge gravity concentration device and sewage treatment plant |
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