CN214913633U - Integrated flocculation precipitation reaction device - Google Patents
Integrated flocculation precipitation reaction device Download PDFInfo
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- CN214913633U CN214913633U CN202120886792.2U CN202120886792U CN214913633U CN 214913633 U CN214913633 U CN 214913633U CN 202120886792 U CN202120886792 U CN 202120886792U CN 214913633 U CN214913633 U CN 214913633U
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- 238000005189 flocculation Methods 0.000 title claims abstract description 79
- 230000016615 flocculation Effects 0.000 title claims abstract description 78
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 77
- 238000001556 precipitation Methods 0.000 title claims abstract description 33
- 230000015271 coagulation Effects 0.000 claims abstract description 55
- 238000005345 coagulation Methods 0.000 claims abstract description 55
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 49
- 239000010802 sludge Substances 0.000 claims abstract description 28
- 238000004062 sedimentation Methods 0.000 claims abstract description 25
- 238000001914 filtration Methods 0.000 claims abstract description 16
- 238000003756 stirring Methods 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 7
- 238000002156 mixing Methods 0.000 abstract description 13
- 230000008901 benefit Effects 0.000 abstract description 4
- 230000001112 coagulating effect Effects 0.000 description 17
- 230000000694 effects Effects 0.000 description 17
- 239000002245 particle Substances 0.000 description 11
- 239000003814 drug Substances 0.000 description 8
- 230000003311 flocculating effect Effects 0.000 description 7
- 239000000470 constituent Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 230000010354 integration Effects 0.000 description 5
- 239000010865 sewage Substances 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 4
- 235000017491 Bambusa tulda Nutrition 0.000 description 4
- 241001330002 Bambuseae Species 0.000 description 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 4
- 239000011425 bamboo Substances 0.000 description 4
- 239000000725 suspension Substances 0.000 description 4
- 239000008394 flocculating agent Substances 0.000 description 3
- 238000010408 sweeping Methods 0.000 description 3
- 238000000280 densification Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000010907 mechanical stirring Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000011150 reinforced concrete Substances 0.000 description 2
- 239000013049 sediment Substances 0.000 description 2
- 230000011218 segmentation Effects 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 239000000701 coagulant Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000010977 unit operation Methods 0.000 description 1
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Abstract
The utility model discloses an integrated flocculation precipitation reaction device, which comprises a reaction cylinder, wherein the lower part of the reaction cylinder is provided with a water inlet and a sludge discharge port, and the upper part of the reaction cylinder is wound with an annular water outlet groove; a coagulation chamber and a flocculation chamber are arranged in the reaction cylinder; the mixing device comprises a reaction cylinder, a mixing chamber and a mixing chamber, wherein the mixing chamber is positioned at the bottom of the reaction cylinder; the flocculation chamber comprises an inner cylinder and an outer cylinder which are vertically and coaxially arranged, wherein a plurality of first spoilers are arranged on the inner side of the inner cylinder, a plurality of second spoilers are arranged on the inner side of the outer cylinder, and the distance between the first spoilers is smaller than that between the second spoilers; a precipitation filtering chamber is formed between the coagulation chamber and the reaction cylinder and between the flocculation chamber and the reaction cylinder, and an inclined plate sedimentation region is arranged at the upper part of the precipitation filtering chamber; the sludge discharge port is communicated with the sedimentation filter chamber and is positioned at the lower side of the sedimentation filter chamber. The utility model discloses have mechanical flocculation and water conservancy flocculation's advantage concurrently simultaneously, can improve the settlement performance of floc.
Description
Technical Field
The utility model relates to a water treatment technical field, concretely relates to integration flocculation and precipitation reaction unit.
Background
Flocculation is an important unit operation process in the field of water treatment technology. Flocculation is to add chemical agents into sewage or suspension to destabilize and agglomerate fine suspended particles and colloidal particles into larger flocs and accelerate the sedimentation of the flocs in water, thereby achieving the purpose of separating solid from liquid. After the coagulation mixing stage, to achieve the best flocculation result, the flocculant and the fine suspended particles in the incoming water need to have more collision opportunities as much as possible, and meanwhile, the flocculant and other fine particles need to have more collision opportunities under the condition of ensuring that the formed larger suspended floc is not broken, so that stable sedimentation is formed in the end treatment equipment after the floc is formed according to the flocculation bridging and bridging effect and the net catching and rolling sweeping effect.
At present, the flocculation reaction apparatus can be broadly divided into two types, i.e., mechanical flocculation and hydraulic flocculation. The common device of mechanical flocculation is mechanical stirring device, and mechanical stirring device is owing to can be able to bear or endure hydraulic shock, and the stirring process is controlled easily, has obtained better application in actual engineering, nevertheless has some drawbacks yet, for example agitating unit destroys the flocculating constituent easily, is difficult to guarantee to form great flocculating constituent, and follow-up flocculating constituent settling property is not good etc.. The hydraulic flocculation device has the characteristics of good energy-saving effect and convenient management and operation, and is most widely applied, but the flocculation task is completed by mainly forming vortexes through contraction and expansion of the overflowing section in the mode, the process is mild, the formed vortexes are slow, the quantity is small, the size is small, the vortex energy is small, the stirring capacity is poor, and the flocculation effect of the traditional hydraulic flocculation facility is poor.
SUMMERY OF THE UTILITY MODEL
Not enough to the above-mentioned that prior art exists, the utility model aims to solve current mechanical flocculation and destroy the flocculating constituent easily and hydraulic flocculation process is mild for the poor problem of flocculating constituent settling property provides an integration flocculation and precipitation reaction unit in the current flocculation mode, can have mechanical flocculation and hydraulic flocculation's advantage concurrently simultaneously, improves the settling property of flocculating constituent.
In order to solve the technical problem, the utility model discloses a following technical scheme:
an integrated flocculation precipitation reaction device comprises a reaction cylinder, wherein the lower part of the reaction cylinder is provided with a water inlet and a sludge discharge port, and the upper part of the reaction cylinder is wound with an annular water outlet groove; a coagulation chamber and a flocculation chamber are arranged in the reaction cylinder; wherein,
the coagulation chamber is positioned at the bottom of the reaction cylinder and comprises a closed container, a stirring device is arranged in the coagulation chamber, a dosing port is formed in the position of the reaction cylinder, which corresponds to the coagulation chamber, and the dosing port is communicated with the coagulation chamber; the water inlet penetrates through the reaction cylinder and is communicated with the coagulation chamber; the flocculation chamber comprises an inner cylinder and an outer cylinder which are vertically and coaxially arranged, the lower end of the inner cylinder is communicated with the coagulation chamber, the upper end of the inner cylinder is positioned below the upper end of the outer cylinder, and a gap is formed between the lower part of the outer cylinder and the upper part of the coagulation chamber; a plurality of first spoilers are arranged on the inner side of the inner cylinder, a plurality of second spoilers are arranged on the inner side of the outer cylinder, and the distance between the first spoilers is smaller than that between the second spoilers; a precipitation filtering chamber is formed between the coagulation chamber and the reaction cylinder and between the flocculation chamber and the reaction cylinder, and an inclined plate sedimentation region is arranged at the upper part of the precipitation filtering chamber; the sludge discharge port is communicated with the sedimentation filter chamber and is positioned at the lower side of the sedimentation filter chamber.
Through setting up the room of coagulating, flocculation chamber and sediment filter chamber, be equipped with agitating unit in the room of coagulating, the position that corresponds the room of coagulating at the reaction cylinder has seted up with the medicine mouth, it is linked together with the room of coagulating, thus, can make the mixing of the tiny suspended particle of the coagulation medicine that adds and pending aquatic more even, and when from the room of coagulating to the flocculation chamber, the cavity section diminishes, can form high-speed swirl in the entrance of flocculation chamber, make the flocculation effect reach best contact state, the mixed effect of medicament has been improved greatly, the medicament availability factor of coagulating has been improved, save the running cost. The flocculation chamber comprises an inner cylinder and an outer cylinder which are vertically and coaxially arranged, the lower end of the inner cylinder is communicated with the coagulation chamber, the upper end of the inner cylinder is positioned below the upper end of the outer cylinder, and a gap is formed between the lower part of the outer cylinder and the upper part of the coagulation chamber; be equipped with a plurality of first spoilers including the section of thick bamboo inboard, be equipped with a plurality of second spoilers outside the section of thick bamboo inboard, just distance between the first spoilers is less than the distance between the second spoilers, like this, through the design of the multistage vortex baffle of inner tube and urceolus equidistance, with the big vortex in the mainstream along with rivers plug flow by the segmentation into a plurality of little vortexes, random motion is made to the vortex of different yardstick, make the small particle of different grade type size and dimension constantly collide through rotation, translational motion mode, by the adsorption bridge, the net catches the densification that the roll up effects such as sweeping constantly realize the floccule group, the reinforced concrete effect. A precipitation filtering chamber is formed between the coagulation chamber and the reaction cylinder and between the flocculation chamber and the reaction cylinder, and an inclined plate is arranged at the upper part of the precipitation filtering chamber; the sludge discharge port is communicated with the sedimentation filter chamber and is positioned at the lower side of the sedimentation filter chamber, so that a larger floc formed after flocculation in the flocculation chamber is easily deposited in the sludge storage tank at the bottom of the sedimentation filter chamber after being discharged from the lower side of the outer cylinder, and the sludge is easily discharged out of the reaction cylinder. The utility model provides a reaction unit has realized mixing-flocculation-sediment-filtration integration, adopts longitudinal tie on structural layout to go out the basin and adopt the annular design, greatly saved area, the space volume of reactor, the utility model discloses the device easily operation control, convenient operation.
Furthermore, the first spoilers are semicircular and distributed along the axial direction of the inner barrel, and two adjacent first spoilers are respectively connected with two opposite sides of the inner barrel, so that the collision speed of turbulence and vortex between the first spoilers is high, the collision is increased, the full collision and mixing of suspended particles between the flocculating agent and sewage are facilitated, and therefore flocs are easy to form and larger flocs are formed in the gradual collision process.
Further, the second spoiler includes inner spoiler and outer spoiler of loop configuration, inner spoiler fixes on the inner tube, and outer spoiler fixes on the urceolus, and the external diameter of inner spoiler is unanimous with the internal diameter of outer spoiler, like this, when the great floc that forms in the inner tube flows between the second spoiler, can not destroyed and decompose into little floc, is favorable to the floc to subside at the later stage.
Furthermore, the first spoiler and/or the second spoiler are arranged in a downward inclined mode, and the included angle between the first spoiler and the radial direction of the inner barrel or the radial direction of the outer barrel is 60-90 degrees, so that the first spoiler and/or the second spoiler can be in collision contact with water flow better, and the flocculation effect is enhanced.
Further, the swash plate settling zone includes that several are the swash plate that the annular distributes, and every swash plate is 55~60 with the radial contained angle of urceolus, like this, the swash plate settling zone can block the floc of come-up, and the floc of being convenient for deposits and descends, makes the floc reduction of aquatic, promotes out water quality.
Furthermore, the height of the inclined plate settling area is 50-80 cm, so that flocs can be conveniently blocked.
Furthermore, the upper side of the inclined plate is provided with a suspension filter material, so that the upper side of the inclined plate settling zone forms a floating filter zone, and the suspension filter material can filter bulky suspended substances, so that the water quality entering the water outlet tank is better.
Furthermore, the top of the coagulation chamber inclines towards the bottom of the reaction cylinder, so that the top of the coagulation chamber is integrally in an inverted funnel shape; the position that contacts at the top outside of coagulating chamber and reaction cylinder is equipped with and stores up the mud groove, the mud discharging mouth is linked together with storing up the mud groove, and like this, rivers get into the less flocculation room of section from the great coagulating chamber of section, are convenient for produce the torrent whirl at the entrance of flocculation room. And a sludge storage groove is arranged at the position, which is in contact with the reaction cylinder, of the outer side of the top of the coagulation chamber, so that sludge is convenient to sweep and clean.
Further, the top of the coagulation chamber is communicated with the lower part of the inner cylinder of the flocculation chamber; a streamline cushion pad is arranged on the outer side of the position where the coagulation chamber is communicated with the inner cylinder. Therefore, water flow is buffered on the buffer cushion to form low-speed vortex, enters the upper part of the buffer cushion, enters the inclined plate sedimentation area under the flow pushing action of the lower water flow, and further blocks floc in the water flow.
Compared with the prior art, the utility model has the advantages of as follows:
1. through setting up the room of coagulating, flocculation chamber and sediment filter chamber, be equipped with agitating unit in the room of coagulating, the position that corresponds the room of coagulating at the reaction cylinder has seted up with the medicine mouth, it is linked together with the room of coagulating, thus, can make the mixing of the tiny suspended particle of the coagulation medicine that adds and pending aquatic more even, and when from the room of coagulating to the flocculation chamber, the cavity section diminishes, can form high-speed swirl in the entrance of flocculation chamber, make the flocculation effect reach best contact state, the mixed effect of medicament has been improved greatly, the medicament availability factor of coagulating has been improved, save the running cost.
2. The flocculation chamber comprises an inner cylinder and an outer cylinder which are vertically and coaxially arranged, the lower end of the inner cylinder is communicated with the coagulation chamber, the upper end of the inner cylinder is positioned below the upper end of the outer cylinder, and a gap is formed between the lower part of the outer cylinder and the upper part of the coagulation chamber; be equipped with a plurality of first spoilers including the section of thick bamboo inboard, be equipped with a plurality of second spoilers outside the section of thick bamboo inboard, just distance between the first spoilers is less than the distance between the second spoilers, like this, through the design of the multistage vortex baffle of inner tube and urceolus equidistance, with the big vortex in the mainstream along with rivers plug flow by the segmentation into a plurality of little vortexes, random motion is made to the vortex of different yardstick, make the small particle of different grade type size and dimension constantly collide through rotation, translational motion mode, by the adsorption bridge, the net catches the densification that the roll up effects such as sweeping constantly realize the floccule group, the reinforced concrete effect.
3. A precipitation filtering chamber is formed between the coagulation chamber and the reaction cylinder and between the flocculation chamber and the reaction cylinder, and an inclined plate is arranged at the upper part of the precipitation filtering chamber; the sludge discharge port is communicated with the sedimentation filter chamber and is positioned at the lower side of the sedimentation filter chamber, so that a larger floc formed after flocculation in the flocculation chamber is easily deposited in the sludge storage tank at the bottom of the sedimentation filter chamber after being discharged from the lower side of the outer cylinder, and the sludge is easily discharged out of the reaction cylinder.
4. The utility model provides a reaction unit has realized mixing-flocculation-sediment-filtration integration, adopts longitudinal tie on structural layout to go out the basin and adopt the annular design, greatly saved area, the space volume of reactor, the utility model discloses the device easily operation control, convenient operation.
Drawings
FIG. 1 is a schematic view of an integrated flocculation and precipitation reaction device of the present invention.
In the figure: the device comprises a reaction cylinder 1, a water inlet 2, a sludge discharge port 3, a water outlet tank 4, a coagulation chamber 5, a stirring device 6, a chemical adding port 7, an inner cylinder 8, an outer cylinder 9, a first spoiler 10, a second spoiler 11, a precipitation and filtration chamber 12, an inclined plate 13, a suspension filter material 14, a buffer pad 15 and a drainage pipeline 16.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
Example (b):
referring to fig. 1, an integrated flocculation and precipitation reaction device comprises a reaction cylinder 1, wherein a water inlet 2 and a sludge discharge port 3 are arranged at the lower part of the reaction cylinder 1, and an annular water outlet groove 4 is wound at the upper part. Preferably, two sludge discharge ports 3 are arranged at the lower part of the reaction cylinder 1, wherein one sludge discharge port is positioned at one side far away from the water inlet 2, so that the flocculated sludge can be conveniently discharged; another mud discharging port 3 is positioned at one side close to the water inlet 2 and is communicated with the water inlet 2 through a pipeline, so that part of mud can be discharged into the water inlet, the water inlet turbidity is increased, and the coagulation effect is improved. A coagulation chamber 5 and a flocculation chamber are provided in the reaction cylinder 1. Wherein, the coagulation chamber 5 is positioned at the bottom of the reaction cylinder 1 and comprises a container with an upper side opening. In specific implementation, the container is attached to the reaction cylinder 1, so that the volume of the coagulation chamber 5 can be increased. A stirring device 6 is arranged in the coagulating chamber 5, a chemical adding opening 7 is arranged at the position of the reaction cylinder 1 corresponding to the coagulating chamber 5, and the chemical adding opening 7 is communicated with the coagulating chamber 5. The water inlet 2 penetrates through the reaction cylinder 1 and is communicated with the coagulation chamber 5. Preferably, the dosing port 7 is located below the mixing device 6, and the water inlet 2 extends into the coagulation chamber 5 through a pipe and is located above the mixing device 6. Preferably, the number of the stirring devices 6 is two, the stirring directions of the two stirring devices 6 can be the same or opposite, and the stirring devices 6 adopt submersible plug flow type stirring devices 6, so that the entering sewage and the added coagulant can be fully mixed, and the flocculation effect is improved. The flocculation chamber comprises an inner cylinder 8 and an outer cylinder 9 which are vertically and coaxially arranged, the lower end of the inner cylinder 8 is communicated with the coagulation chamber 5, the upper end of the inner cylinder 8 is positioned below the upper end of the outer cylinder 9, namely, the upper end of the inner cylinder 8 is lower than the upper end of the outer cylinder 9, and a gap is formed between the lower part of the outer cylinder 9 and the upper part of the coagulation chamber 5. Thus, after entering the inner cylinder 8 from below the inner cylinder 8, the water moves upward to the upper end of the inner cylinder 8 along with the increase of the water flow, enters the outer cylinder 9 from the upper end of the inner cylinder 8, and finally flows out from the lower part of the outer cylinder 9. A plurality of first spoilers 10 are arranged on the inner side of the inner cylinder 8, and in specific implementation, the first spoilers 10 are semicircular spoilers and are distributed along the axial direction of the inner cylinder 8, and two adjacent first spoilers 10 are respectively connected with two opposite sides of the inner cylinder 8. Thus, the turbulence and the vortex have high collision speed between the first spoilers 10, and the collision is increased, which is beneficial to the sufficient collision and mixing of suspended particles between the flocculating agent and the sewage, thereby easily forming flocs and forming larger flocs in the gradual collision process. Be equipped with a plurality of second spoilers 11 in urceolus 9 inboard, second spoiler 11 includes loop configuration's interior spoiler and outer spoiler, interior spoiler is fixed on inner tube 8, and outer spoiler is fixed on urceolus 9, and the external diameter of interior spoiler is unanimous with the internal diameter of outer spoiler, like this, when the great floc that forms in inner tube 8 flows between second spoiler 11, can not destroyed and decompose into little floc, is favorable to the floc to subside at the later stage. The first spoiler 10 and/or the second spoiler 11 are/is arranged in a downward inclined mode, and an included angle between the first spoiler 10 and the inner cylinder 8 or the outer cylinder 9 in the radial direction is 60-90 degrees, so that the first spoiler 10 and/or the second spoiler 11 can be in collision contact with water flow better, and the flocculation effect is enhanced. The distance between the first spoilers 10 is smaller than the distance between the second spoilers 11. In specific implementation, the distance between two adjacent first spoilers 10 is preferably 50-100 mm, and the distance between the adjacent inner spoilers and the adjacent outer spoilers is preferably 200-300 mm, so that the distance between the first spoilers 10 is short, the turbulence and vortex speed is high, the collision is increased, and the full collision and mixing of suspended particles between the flocculating agent and the sewage are facilitated, so that flocs are easily formed, and larger flocs are formed in a gradual collision process; the distance between the second spoilers 11 is large, so that large flocs can be guaranteed to continue colliding and flocculating with suspended particles, and meanwhile, the large flocs are not damaged, and the large flocs are easy to settle at the later stage.
A precipitation filter chamber 12 is formed between the coagulation chamber 5 and the flocculation chamber and the reaction cylinder 1, and an inclined plate sedimentation area is arranged at the upper part of the precipitation filter chamber 12. In specific implementation, the inclined plate settling zone comprises a plurality of inclined plates 13 which are distributed in an annular manner, and the radial included angle between each inclined plate 13 and the outer barrel 9 is 55-60 degrees. In specific implementation, the upper side and/or the lower side of the plurality of inclined plates 13 are respectively and fixedly connected with the fixed rods, and then the two ends of the fixed rods are respectively fixed on the outer cylinder 9 and the reaction cylinder 1. Preferably, a plurality of fixing rods are used to firmly fix the inclined plate 13. Therefore, the inclined plate settling zone can block floating flocs, so that the flocs can be conveniently precipitated and fallen, the flocs in the effluent are reduced, and the effluent quality is improved. The inclined plates 13 are arranged between the outer cylinder 9 of the flocculation chamber and the reaction cylinder 1; parallel arrangement and swash plate 13 are 55~60 with the radial contained angle of urceolus 9 between the swash plate 13, make swash plate 13 wholly be round platform shape and distribute, form swash plate 13 settlement zone, prefer the height in swash plate 13 settlement zone is 50~80 cm, and like this, swash plate 13 can block the floc of come-up, and the floc of being convenient for deposits and descends, makes the floc reduction of play aquatic, promotes out water quality. The upper side of the inclined plate 13 is provided with a suspended filter material 14, so that a floating filter area is formed on the upper side of the inclined plate settling area, and the suspended filter material 14 can filter suspended substances with large volume. A plurality of through holes are arranged on the upper side of the reaction cylinder 1 around the circumference, and the through holes are positioned on the upper side of the suspended filter material 14, so that the upper side of the precipitation filter chamber 12 is communicated with the annular water outlet tank 4, and thus, clear water after flocculation precipitation flows into the annular water outlet tank 4 from the upper side of the precipitation filter chamber 12 and is discharged through a water discharge pipe 16 communicated with the annular water outlet tank 4. Preferably, an overflow pipe is connected above the through hole, and when the annular water outlet groove 4 is not in time to discharge the clean water, the water can flow away from the overflow pipe, so as to prevent the clean water from overflowing from the upper part of the reaction cylinder 1. The sludge discharge port 3 is communicated with the sedimentation and filtration chamber 12 and is positioned at the lower side of the sedimentation and filtration chamber 12. In operation, the top of the coagulation chamber 5 is inclined toward the bottom of the reaction tube 1, so that the whole top of the coagulation chamber 5 is in an inverted funnel shape. The top outside of the container of the coagulation chamber 5 is provided with a sludge storage groove at the position contacted with the reaction cylinder 1, the sludge discharge port 3 is communicated with the sludge storage groove, thus, water flow enters the flocculation chamber with smaller section from the coagulation chamber 5 with larger section, and the inlet of the flocculation chamber is convenient for generating a rapid rotational flow. And a sludge storage groove is arranged at the position, which is in contact with the reaction cylinder 1, of the outer side of the top of the coagulation chamber 5, so that sludge is convenient to sweep and clean. The top of the container is communicated with the lower part of the inner cylinder 8 of the flocculation chamber, and a streamline cushion pad 15 is arranged on the outer side of the position where the coagulation chamber 5 is communicated with the inner cylinder 8. Thus, the water flow is buffered on the buffer cushion 15 to form a low-speed vortex, enters the upper part of the buffer cushion 15, enters the inclined plate 13 settling area under the pushing flow effect of the lower water flow, and further blocks flocs in the water flow.
The reaction device provided by the utility model realizes the integration of mixing, flocculation, sedimentation and filtration, has the advantages of mechanical flocculation and hydraulic flocculation, and can effectively improve the settling property of flocs. Longitudinal connection is adopted in the structural layout, and the water outlet groove is designed in an annular mode, so that the occupied area and the space volume of the reactor are greatly saved, the operation control is easy, and the operation is convenient.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the technical solutions, and those skilled in the art should understand that those modifications or equivalent substitutions can be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all should be covered in the scope of the claims of the present invention.
Claims (9)
1. An integrated flocculation precipitation reaction device is characterized by comprising a reaction cylinder, wherein the lower part of the reaction cylinder is provided with a water inlet and a sludge discharge port, and the upper part of the reaction cylinder is wound with an annular water outlet groove; a coagulation chamber and a flocculation chamber are arranged in the reaction cylinder; wherein,
the coagulation chamber is positioned at the bottom of the reaction cylinder and comprises a closed container, a stirring device is arranged in the coagulation chamber, a dosing port is formed in the position of the reaction cylinder, which corresponds to the coagulation chamber, and the dosing port is communicated with the coagulation chamber; the water inlet penetrates through the reaction cylinder and is communicated with the coagulation chamber; the flocculation chamber comprises an inner cylinder and an outer cylinder which are vertically and coaxially arranged, the lower end of the inner cylinder is communicated with the coagulation chamber, the upper end of the inner cylinder is positioned below the upper end of the outer cylinder, and a gap is formed between the lower part of the outer cylinder and the upper part of the coagulation chamber; a plurality of first spoilers are arranged on the inner side of the inner cylinder, a plurality of second spoilers are arranged on the inner side of the outer cylinder, and the distance between the first spoilers is smaller than that between the second spoilers; a precipitation filtering chamber is formed between the coagulation chamber and the reaction cylinder and between the flocculation chamber and the reaction cylinder, and an inclined plate sedimentation region is arranged at the upper part of the precipitation filtering chamber; the sludge discharge port is communicated with the sedimentation filter chamber and is positioned at the lower side of the sedimentation filter chamber.
2. The integrated flocculation and precipitation reaction device of claim 1, wherein the first spoilers are semicircular and distributed along the axial direction of the inner cylinder, and two adjacent first spoilers are respectively connected to two opposite sides of the inner cylinder.
3. The integrated flocculation and precipitation reaction device of claim 1, wherein the second spoiler comprises an inner spoiler and an outer spoiler in a ring structure, the inner spoiler is fixed on the inner cylinder, the outer spoiler is fixed on the outer cylinder, and the outer diameter of the inner spoiler is identical to the inner diameter of the outer spoiler.
4. The integrated flocculation and precipitation reaction device of claim 1, wherein the first spoiler and/or the second spoiler is/are inclined downward, and an included angle between the first spoiler and the radial direction of the inner cylinder or the outer cylinder is 60-90 °.
5. The integrated flocculation and precipitation reaction device of claim 1, wherein the inclined plate sedimentation zone comprises a plurality of inclined plates which are distributed in an annular shape, and an included angle between each inclined plate and the radial direction of the outer cylinder is 55-60 degrees.
6. The integrated flocculation and precipitation reaction device of claim 5, wherein the height of the inclined plate sedimentation zone is 50-80 cm.
7. The integrated flocculation and precipitation reaction device of claim 1, wherein a floating filter material is arranged on the upper side of the inclined plate, so that a floating filter area is formed on the upper side of the inclined plate sedimentation area.
8. The integrated flocculation and precipitation reaction device according to claim 1, wherein the top of the coagulation chamber is inclined towards the bottom of the reaction cylinder, so that the top of the coagulation chamber is in an inverted funnel shape as a whole; and a sludge storage groove is arranged at the position, which is in contact with the reaction cylinder, of the outer side of the top of the coagulation chamber, and the sludge discharge port is communicated with the sludge storage groove.
9. The integrated flocculation and precipitation reaction device of claim 8, wherein the top of the coagulation chamber is communicated with the lower part of the inner cylinder of the flocculation chamber; a streamline cushion pad is arranged on the outer side of the position where the coagulation chamber is communicated with the inner cylinder.
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| CN202120886792.2U CN214913633U (en) | 2021-04-27 | 2021-04-27 | Integrated flocculation precipitation reaction device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114653242A (en) * | 2022-03-15 | 2022-06-24 | 北京中环达生态科技有限公司 | Cyclone device, flocculator with cyclone device and application of flocculator |
| CN117069348A (en) * | 2023-10-17 | 2023-11-17 | 南通东来冶金装备有限公司 | High-efficient turbid water purifier |
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2021
- 2021-04-27 CN CN202120886792.2U patent/CN214913633U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114653242A (en) * | 2022-03-15 | 2022-06-24 | 北京中环达生态科技有限公司 | Cyclone device, flocculator with cyclone device and application of flocculator |
| CN117069348A (en) * | 2023-10-17 | 2023-11-17 | 南通东来冶金装备有限公司 | High-efficient turbid water purifier |
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