CN209652027U - A kind of novel plus sand sedimentation basin with spiral stream guidance cylinder - Google Patents
A kind of novel plus sand sedimentation basin with spiral stream guidance cylinder Download PDFInfo
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- CN209652027U CN209652027U CN201822228244.1U CN201822228244U CN209652027U CN 209652027 U CN209652027 U CN 209652027U CN 201822228244 U CN201822228244 U CN 201822228244U CN 209652027 U CN209652027 U CN 209652027U
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Abstract
The novel plus sand sedimentation basin that the utility model relates to a kind of with spiral stream guidance cylinder, including the coagulation area being sequentially communicated along drainage flow direction, flocculation zone and depositing separation area, the coagulation area is communicated with the distribution well for sewage distribution by a water inlet flashboard far from the flocculation zone side, the depositing separation area is provided with the outlet canal for water outflow after separation far from the flocculation zone side, being equipped with inside the flocculation zone makes flocculation zone inner part sewage in the guide shell wherein circulated, the guide shell inner wall is equipped with the consistent inside spin in drainage flow direction recycled in the hand of spiral and guide shell；It is provided with flocculation stirring device in the flocculation zone and pipe is added in micro- sand for putting into micro- sand, the flocculation stirring device is located in guide shell.The utility model has the advantages that so that the medicament that flocculates is more fully mixed with sewage.
Description
Technical field
The utility model relates to the technical field of water supply and municipal wastewater processing, more particularly, to a kind of with spiral stream guidance cylinder
Novel plus sand sedimentation basin.
Background technique
Efficient sedimentation tank is a variety of separation reasons such as collection chemical coagulation, flocculation, sludge reflux, inclined tube separation and sludge condensation
By in one, synchronous sludge concentration is separated and had with high speed water by what reasonable hydraulic engineering design and structure combination and exploitation went out
The depositing technology of new generation of function.It is a kind of flexible Novel sewage treatment process of compact efficient, can be widely applied to more
A field, this water treatment technology are all the fashion at home.Sewage is being wadded a quilt with cotton by entering flocculation basin after coagulating basin
Flocculant can be added in solidifying pond makes small alumen ustum flock together into big alumen ustum, and the quality of the formation of big alumen ustum directly determines
The separating effect of the sludge and clear water of mud-water separating area below, so the flocculation process of efficient sedimentation tank is most important.How to control
It is asking for current relatively concern that the amount and allowing that system adds flocculant generates optimal flocculating effect in smaller flocculation basin
Topic.Wherein, guide shell is installed in flocculation basin is commonplace and comparative maturity method.
Chinese patent if application publication number is CN108458811A discloses at a kind of sewage that micro- sand can be recycled
Device is managed, which includes the coagulating basin, flocculation basin and sedimentation basin being sequentially communicated, and the inside of the flocculation basin is set
It is equipped with blender, the periphery of the blender is provided with for guiding sewage to lead along what the axis of blender circulated up and down
Flow device, the guiding device include cylindrical body not, the blender is mounted on inside the guiding device, the blender
Moving blade it is vertical with the axis of the cylindrical body part.
The China Patent No. of Authorization Notice No. CN208022756U discloses a kind of guide shell for another example, and the guide shell is by wadding a quilt with cotton
Solidifying agent adds ring, guide shell main body, blender, second baffle, current stabilization blade and constitutes.Flocculant concentration ring is located at guide shell main body
Place suitable for reading；Blender is installed on the upper end of guide shell main body；Second baffle is located at the side of guide shell main body；Current stabilization blade is located at
Under guide shell main body at mouth.The guide shell is used for the flocculation zone of efficient sedimentation tank, distinctive to add ring, second baffle, current stabilization
Blade and guide shell body design, circulation in formation, easily sinks so that flocculant and small alumen ustum are more readily formed in flocculation basin
The big flocculating body alumen ustum in shallow lake；Blender is in flocculation zone by sewage plug-flow from the top down, and the big alumen ustum one generated to flocculation zone is downwards
Thrust, allow big alumen ustum not to be deposited in the bottom of flocculation basin because of gravity.
Prior art among the above have the following deficiencies: the guide shell used in above-mentioned patent be it is smooth,
Will lead to flocculant concentration mode difference in this way causes the mixed effect of flocculant and sewage poor, and ought have special water quality shape
At alumen ustum it is heavier when so that alumen ustum is deposited in flocculation basin, especially for making mud-water separating area mud-water separation fast, in sewage
It is added to the settling agent of dense media, it is easier to form precipitating dead angle area in flocculation zone.
Utility model content
The purpose of the utility model is to provide a kind of band spirals that flocculation medicament can be made to be more fully mixed with sewage to lead
The novel plus sand sedimentation basin of flow cartridge.
The above-mentioned purpose of utility model of the utility model has the technical scheme that a kind of band spiral is led
Flow cartridge novel plus sand sedimentation basin, including be sequentially communicated along drainage flow direction coagulation area, flocculation zone and for mud-water separation
Depositing separation area, the coagulation area far from the flocculation zone side by one water inlet flashboard be communicated with for sewage distribution matching
Well, the depositing separation area are provided with far from the flocculation zone side for the outlet canal that clear water flows out after separation, the flocculation
Being equipped with inside area makes flocculation zone inner part sewage in the guide shell wherein circulated, and the guide shell inner wall is equipped with spiral side
To with the consistent inside spin in drainage flow direction that is recycled in guide shell；
It is provided with flocculation stirring device in the flocculation zone and pipe, the flocculation stirring device is added in micro- sand for putting into micro- sand
It is located in guide shell.
By using above-mentioned technical proposal, in use, sewage carries out water distribution by distribution well, then by water inlet flashboard into
Enter coagulation area, dosing coagulant in coagulation area, pollutant and suspended matter in sewage carry out de- steady, charge neutrality, absorption gantry
Deng complicated process, many tiny alumen ustum are formed, sewage and tiny alumen ustum are directly entered in flocculation zone, the dirt in flocculation zone
Water generates flocculation by nucleus of micro- sand, and flocculate is attached to micro- sand, forms big alumen ustum, and big alumen ustum enters precipitating by water passage
Disengagement zone carries out mud-water separation.The setting of guide shell inside spin, allows sewage along internal screw thread helical flow, and use is this
On the one hand structure makes sewage and flocculant time of contact longer, the mixed effect of sewage and medicament (flocculant and micro- sand) is more
Good, the utilization rate of medicament is higher, on the other hand greatly reduces the internal required energy of circulation during drainage flow, more supernumerary segment
Can, and water flow is more stable.
The utility model is further arranged to: the water conservancy diversion drum outer wall is equipped with the hand of spiral with the guide shell inside spin
Opposite external spiral.
By using above-mentioned technical proposal, when so that carrying out internal circulation into sewage in guide shell, along water conservancy diversion
The sewage of cylinder outer peripheral surface can also decline along the external spiral of guide shell, reduce the in-fighting in water flow flow process, further mention
The mixed effect of high medicament and sewage.
The utility model is further arranged to: the sewage upstream end of the guide shell is bell mouth shape.
By using above-mentioned technical proposal, the setting of horn mouth guide shell is so that sewage is easier to enter from guide shell bottom
It is reacted to guide shell, and then with flocculant.
The utility model is further arranged to: it is connected between the coagulation area and the flocculation zone by a drainage pipe,
The guide shell lower end is bell mouth shape, and one end of the drainage pipe is connected to coagulation area bottom, other end self-conductance
The lower end of flow cartridge is extend into guide shell；
The impeller of the flocculation stirring device is the aial flow impeller for pushing sewage from bottom to top.
By using above-mentioned technical proposal, so set, sewage enters below coagulation area in the guide shell of flocculation zone, so
It is flowed afterwards along guide shell inside spin direction and external spiral direction, reduces the in-fighting in water flow flow process, improve medicament and dirt
The mixed effect of water, meanwhile, the set-up mode of aial flow impeller makes flow direction and impeller propelled of the sewage in guide shell
Direction is identical, substantially reduces required electric energy, forms a right-hand circular, substantially increases the service efficiency of medicament.
The utility model is further arranged to: close to the side of distribution well equipped with vertical with sewage transport direction in coagulation area
First baffle, first baffle lower end be higher than coagulation area bottom surface, between the coagulation area and the flocculation zone by one cross mill weir
Connection, the guide shell upper end are bell mouth shape；
The impeller of the flocculation stirring device is the aial flow impeller for pushing sewage from top to bottom.
The utility model is further arranged to: being also equipped with the flocculation for putting into flocculant in the guide shell and is added
Ring, the flocculation add ring level and are located above the impeller of flocculation stirring device.
By using above-mentioned technical proposal, ring is added by flocculation and adds flocculant in flocculation zone.
The utility model is further arranged to: being provided with coagulation blender in the coagulation area, and is set in the coagulation area
Pipe is added in the coagulant for being equipped with dosing coagulant.
By using above-mentioned technical proposal, pipe is added by coagulant can mix in addition into the sewage entered in coagulation area
Solidifying agent, in conjunction with the stirring action of coagulation blender, pollutant and suspended matter in sewage carry out de- steady, charge neutrality and suction
The effects of attached gantry, forms many tiny alumen ustum, and sewage and alumen ustum enter, then with the interior micro- sand added after evenly mixing into
Enter flocculation zone, these tiny alumen ustum form biggish closely knit big alumen ustum under the action of flocculant in flocculation zone.
The utility model is further arranged to: being equipped with mill weir between the flocculation zone and depositing separation area；The flocculation
Second baffle is provided in area between the locular wall of the side of the depositing separation area, the second baffle bottom end is in described
Above flocculation zone bottom, the second baffle lower end and flocculation zone bottom formation are heavy for the sewage flow direction in the flocculation zone
The water passage of shallow lake Disengagement zone, and the second baffle lower end is tilted towards flocculation zone central part side.
By using above-mentioned technical proposal, during the sewage in flocculation zone flows to depositing separation area, second baffle
There can be certain steady flow result to water flow.
The utility model is further arranged to: should add sand sedimentation basin further includes a connection flocculation zone and depositing separation area bottom
Recovery line, be successively arranged in the recovery line sludge reflux pump being connect with the depositing separation area bottom and with even
Logical hydrocyclone.
By using above-mentioned technical proposal, under the action of sludge reflux pump, the sludge reflux of precipitation and separation bottom of pond portion is extremely
The separation of sand and muddy water is carried out in hydrocyclone, most parts of sand divides entrance by rotation, again acts as alumen ustum nucleus, system
After stable, it is only necessary to supplement a small amount of micro- sand.
The utility model is further arranged to: portion, the depositing separation area bottom center is equipped with sludge hopper, the precipitating point
It is provided with from area for base sludge to be scraped to the mud scraper into sludge hopper, middle part is provided with the inclined tube separation being made of inclined tube filler
Area, upper shelf are equipped with several effluent troughs, and the effluent trough is connected to the outlet canal.
By using above-mentioned technical proposal, the depositing separation area is rounded or rectangular, sewage and big alum in flocculation zone
Flower flows into depositing separation area, since alumen ustum is heavier, has soon carried out mud-water separation in inclined tube Disengagement zone, clear water passes through inclined tube point
From area subsequently into effluent trough, and heavier alumen ustum forms sludge, and mud scraper carries out it to scrape mud.
In conclusion the advantageous effects of the utility model are as follows:
1, guide shell inner wall is equipped with inside spin, sewage is flowed along inside spin, in the process sewage and flocculant
Time of contact is longer, while greatly reducing the internal required energy of circulation during drainage flow, more energy saving, and water flow is more
Add stabilization, so that the mixed effect of sewage and medicament is more preferable, the utilization rate of medicament is higher；
2, water conservancy diversion drum outer wall is equipped with external spiral, when so that sewage carries out internal circulation around guide shell, along water conservancy diversion
The sewage of cylinder outer peripheral surface flowing can be flowed along the external spiral of guide shell, reduce the in-fighting in water flow flow process, further
Improve the mixed effect of medicament and sewage；
3, the impeller of flocculation stirring device uses the aial flow impeller of promotion identical with wastewater influent direction, may make sewage
Flow direction in guide shell is identical as impeller propelled direction, substantially reduces required electric energy, substantially increases making for medicament
Use efficiency；
4, the setting of bell mouth shape guide shell is conducive to the water outside guide shell and enters in guide shell contact with flocculant.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the connection relationship diagram that coagulation area and flocculation zone are embodied in the utility model；
Fig. 3 is the structural schematic diagram that guide shell is embodied in the utility model.
Fig. 4 is the structural schematic diagram that the cylinder ontology of guide shell is embodied in the utility model；
Fig. 5 is the structural schematic diagram that the conically shaped of guide shell is embodied in the utility model.
In figure, 1, distribution well；11, water inlet flashboard；2, coagulation area；21, pipe is added in coagulant；22, coagulation blender；23,
First baffle；3, drainage pipe；4, flocculation zone；41, pipe is added in flocculant；42, guide shell；421, cylinder ontology；4211, it exports
End；422, conically shaped；4221, inlet；43, flocculation adds ring；44, flocculation stirring device；45, pipe is added in micro- sand；5, precipitating point
From area；51, mud scraper；52, inclined tube Disengagement zone；53, effluent trough；54, sludge hopper；6, second baffle；61, water passage；7, go out
Water channel；71, it is discharged gate valve；8, recovery line；81, sludge reflux pump；82, hydrocyclone；821, overflow port；822, underflow
Mouthful.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
Referring to Figures 1 and 2, a kind of novel plus sand sedimentation basin with spiral stream guidance cylinder disclosed by the utility model includes along dirt
Coagulation area 2, flocculation zone 4 and the depositing separation area 5 that water flowing direction is set gradually, coagulation area 2 are logical far from 5 side of depositing separation area
It crosses a water inlet flashboard 11 and is connected with the distribution well 1 distributed for sewage, be equipped with mill weir between flocculation zone 4 and depositing separation area 5,
The shared locular wall that mill weir is generally adjacent twoth area is crossed, and this shares the top of locular wall lower than pond top mark height.Coagulation area 2 and flocculation zone
Mill weir connection is crossed by a drainage pipe 3 or one between 4.Depositing separation area 5 is communicated with outlet canal 7 far from 4 one end of flocculation zone, out
Water channel 7 is provided with water outlet gate valve 71.Wherein, coagulation area 2 is connected with the coagulant for putting into coagulant and pipe 21, flocculation zone is added
Pipe 41 is added in 4 flocculants for being connected with for putting into flocculant and pipe 45, depositing separation area 5 is added in micro- sand for putting into micro- sand
Can be rounded, it can also be square.
Sewage carries out water distribution by distribution well 1, then enters coagulation area 2 by water inlet flashboard 11, sewage exists in coagulation area 2
Under the action of coagulant, the complicated processes such as de- steady, charge neutrality, adsorption bridging are carried out, form many tiny alumen ustum, it is then dirty
Water and tiny alumen ustum directly passed through mill weir or drainage pipe 3 enters flocculation zone 4, the flocculant that adds in flocculation zone 4 and micro-
Under the action of sand, tiny alumen ustum aggregation can form biggish closely knit big alumen ustum rapidly, then sewage is taken using micro- sand as nucleus
Enter with big alumen ustum and carry out mud-water separation in depositing separation area 5, the clear water after separation is flowed out from outlet canal 7.
Coagulation blender 22 is provided in coagulation area 2, the stirring action of coagulation blender 22 may make to be added in coagulation area 2
Coagulant and sewage be mixed more sufficiently, it is easier to form tiny alumen ustum.
As shown in figure 3, being equipped with the guide shell 42 of upper and lower end opening and connection, the sewage of guide shell 42 inside flocculation zone 4
Upstream end is horn-like.In conjunction with Fig. 1, when being connected between coagulation area 2 and flocculation zone 4 by drainage pipe 3,42 lower end of guide shell
For bell mouth shape, and one end of drainage pipe 3 is connected to 2 bottom of coagulation area, and the lower end of the other end from guide shell 42 is protruded into
Into guide shell 42, at this point, sewage enters flocculation zone 4 from below coagulation area 2；In conjunction with Fig. 2, when between coagulation area 2 and flocculation zone 4
When by crossing mill weir connection, 42 upper end of guide shell is bell mouth shape, at this point, sewage enters flocculation zone 4 from above coagulation area 2, when
When selection in this way, the water in coagulation area 2 is flowed to from distribution well 1 in order to prevent and forms short stream, directly from mill weir excessively
It flowing in flocculation zone 4, therefore is provided with first baffle 23 in coagulation area 2,23 lower end of first baffle is higher than 2 bottom surface of coagulation area, from
And a water passage is formed between 2 bottom surface of first baffle 23 and coagulation area, so that the sewage from distribution well 1 is crossed water from this and leads to
Road flows into coagulation area 2, is then sufficiently mixed with coagulant under the action of coagulation blender 22.
As shown in Figure 4 and Figure 5, in addition, 42 inner wall of the guide shell is equipped in helix extending direction and guide shell 42 follows
The consistent inside spin in the flow direction of environmental pollution water, when 42 loudspeaker mouth down of guide shell, the inside spin of 42 inner wall of guide shell along
Far from horn mouth direction spiral；When 42 horn mouth of guide shell upward when, the inside spin of 42 inner wall of guide shell is along far from loudspeaker
The decline of mouth direction spiral.The setting of inside spin flows sewage along internal screw thread, in the process, may make sewage
It is longer with flocculant time of contact, while the internal required energy of circulation during drainage flow is greatly reduced, it is more energy saving,
And water flow is more stable, so that the mixed effect of sewage and medicament (flocculant and micro- sand) is more preferable, the utilization rate of medicament is higher.This
When, flocculant, micro- sand and water form an optimal flocculating effect.
In preferred embodiments, 42 outer wall of guide shell is equipped with the hand of spiral with 42 inside spin of guide shell
Opposite external spiral.When the setting of external spiral is so that carry out internal circulation into sewage in guide shell 42, along guide shell
The sewage of 42 outer peripheral surfaces can also decline along the external spiral of guide shell 42, reduce the in-fighting in water flow flow process, further
Improve the mixed effect of medicament and sewage.
Above two mode facilitates the structure for illustrating guide shell 42 to become apparent from, with coagulation area 2 in the following contents
(see figure 1) illustrates the specific structure of guide shell 42 by way of being connected between flocculation zone 4 drainage pipe 3.
Review Fig. 3, guide shell 42 include in the vertical direction pillar buoy ontology 421 and with 42 ontology lower end one of guide shell
The conically shaped 422 of body connection forms export end 4211 at 421 upper end opening of cylinder ontology, is formed and led at 422 lower ending opening of conically shaped
Enter end 4221, the internal diameter of inlet 4221 is greater than the internal diameter at export end 4211.Inlet 4221 of the drainage pipe 3 from guide shell 42
In extending into an ontology 421.So set, the sewage in drainage pipe 3 is made to enter guide shell 42 from inlet 4221
It is interior, then reacted with the flocculant being added in flocculation zone 4, then along export end 4211 flow out, and then along guide shell 42 outside
Wall surface flows down, then enters from inlet 4221, so that sewage is formed in right-hand circular or even guide shell 42 at guide shell 42
The utilization efficiency of medicament is greatly saved in the internal circulating load that 8~10 times can be formed.Also, 42 lower end of guide shell uses horn mouth
Shape inlet 4221 is intake, and is conducive to the water outside guide shell 42 and is entered in guide shell 42.
In addition, 42 inner upper level of guide shell, which is equipped with, adds ring 43 for putting into the flocculation of flocculant, flocculation adds ring
43, for the ring pipe that pipe 41 is connect is added with flocculant, offer several spray ports on ring pipe, this is the prior art, this implementation
Example is no longer described in detail.Ring 43 is added in flocculation zone 4 by the flocculation and puts into flocculant, using micro- sand as nucleus, in conjunction with flocculant
Effect, tiny alumen ustum can assemble rapidly to form biggish closely knit big alumen ustum.Flocculation adds the setting of ring 43 so that flocculation
Agent and the effect of micro- sand are more complete, and the mode for adding ring makes contrary, the flocculation for adding direction and water flow of flocculant
Agent is sufficiently mixed with micro- sand in sewage and sewage.
In addition, being provided with flocculation stirring device 44 in guide shell 42, the impeller of flocculation stirring device 44 is set as sewage under
And the aial flow impeller of upper promotion, and impeller is located at flocculation and adds 43 lower section of ring.The setting of flocculation stirring device 44 increases to sewage
Disturbance effect so that sewage more fully contacts to form alumen ustum with flocculant, the setting of impeller so that sewage in guide shell 42
Interior flow direction is identical as impeller propelled direction, substantially reduces required electric energy, cooperates the setting of guide shell 42, so that water conservancy diversion
Drainage flow direction around cylinder 42 forms a right-hand circular, substantially increases the service efficiency of medicament.
Correspondingly, in this mode that use sewage shown in Fig. 2 enters flocculation zone 4 by mistake mill weir, the flocculation
The impeller of blender 44 is the aial flow impeller for pushing sewage from top to bottom.
In addition, second baffle 6 is in guide shell 42 and flocculation as shown in Fig. 2, being additionally provided with second baffle 6 in flocculation zone 4
Area 4 is between the locular wall of the side of depositing separation area 5, and 6 lower end of second baffle is in above 4 bottom of flocculation zone, thus second
The water passage 61 that depositing separation area 5 is flowed to for the sewage in flocculation zone 4, and second are formed on 6 lower end of baffle and 4 bottom of flocculation zone
6 bottom end of baffle is tilted towards 4 side of flocculation zone.The setting of second baffle 6 is so that the sewage in flocculation zone 4 flows to depositing separation area
During 5, there is certain steady flow result to water flow.
To carry out mud-water separation, the ground central part of depositing separation area 5 is equipped with sludge hopper 54, and depositing separation area 5 is provided with
For base sludge to be scraped to the mud scraper 51 into sludge hopper 54, the inclined tube point being made of inclined tube is provided in the middle part of depositing separation area 5
From area 52,5 upper shelf of depositing separation area is equipped with the effluent trough 53 of several carry potential overflow holes or overflow weir, effluent trough 53 and outlet canal
7 connections.Sewage and big alumen ustum in flocculation zone 4 flow into depositing separation area 5 by the water passage 61 of 6 lower end of second baffle, by
It is heavier in alumen ustum, mud-water separation is soon carried out in inclined tube Disengagement zone 52, clear water enters in effluent trough 53, eventually enters into out
Water channel 7 flows out, and heavier alumen ustum forms sludge and falls into the bottom of depositing separation area 5, and it is heavy to be entered sludge scraping by mud scraper 51
In sludge hopper 54 set by 5 bottom of shallow lake Disengagement zone.The above process can be implemented by using the prior art, for example, by using Authorization Notice No.
It is carried out for the mode in " novel plus sand high-speed and high-efficiency sedimentation basin " entitled disclosed in CN203295250U, herein no longer
It is described in detail；It can also be realized using other technologies means.
In addition, sand sedimentation basin should be added to further include the recovery line 8 of 5 bottom of a connection flocculation zone 4 and depositing separation area, use
It is collected and recycles in the mud mixture to 5 bottom of depositing separation area.It is successively arranged in recovery line 8 and precipitating point
The sludge reflux pump 81 connected from 5 bottom sludge hopper 54 of area and the hydrocyclone 82 being connected to flocculation zone 4.Hydrocyclone
82 include overflow port 821 and underflow opening 822, under the action of sludge reflux pump 81, in 5 bottom sludge hopper 54 of depositing separation area
Sludge reflux carries out the separation of sand and muddy water into hydrocyclone 82, and most parts of sand is flowed out from underflow opening 822 enters flocculation
Area 4 again acts as alumen ustum nucleus, in this way, after system run all right, it is only necessary to supplement a small amount of micro- sand, substantially reduce
The use of micro- sand improves the utilization rate of micro- sand.
The implementation principle of the present embodiment are as follows: sewage carries out water distribution by distribution well 1, is then entered by water inlet flashboard 11 mixed
Coagulation zone 2, sewage forms many tiny alumen ustum, then sewage under the action of coagulant and coagulation blender 22 in coagulation area 2
It is directly turned over tiny alumen ustum and flows to flocculation zone 4 or flocculation zone, micro- sand, the wadding added in flocculation zone 4 are entered by drainage pipe 3
Solidifying agent, is uniformly sufficiently mixed under the action of guide shell 42 with small alumen ustum, tiny alumen ustum can be assembled rapidly by nucleus of micro- sand
Biggish closely knit big alumen ustum is formed, then due to the effect of water flow, big alumen ustum passes through the water passage 61 of 6 lower end of second baffle
And overflow enters the inclined tube Disengagement zone 52 of depositing separation area 5, and mud-water separation is carried out in inclined tube Disengagement zone 52, then clear water enters
In effluent trough 53, the outflow of outlet canal 7 is eventually entered into, and heavier alumen ustum forms sludge, and collection is entered under the action of mud scraper 51
Then bucket 54 enters the separation that sand and muddy water are carried out in hydrocyclone 82 under the action of sludge reflux pump 81, most of
Micro- sand is divided by rotation into flocculation zone 4, again acts as alumen ustum nucleus and is reacted.
The embodiment of present embodiment is the preferred embodiment of the utility model, and not limitation is originally practical new according to this
The protection scope of type, therefore: the equivalence changes that all structures, shape, principle according to the utility model are done should all be covered by practical
Within novel protection scope.
Claims (10)
1. a kind of novel with spiral stream guidance cylinder plus sand sedimentation basin, including be sequentially communicated along drainage flow direction coagulation area (2),
Flocculation zone (4) and depositing separation area (5) for mud-water separation, the coagulation area (2) pass through far from the flocculation zone (4) side
One water inlet flashboard (11) is communicated with the distribution well (1) for sewage distribution, and the depositing separation area (5) is far from the flocculation zone
(4) side is provided with the outlet canal (7) for clear water outflow after separation, it is characterised in that: being equipped with inside the flocculation zone (4) makes
Flocculation zone (4) inner part sewage prolongs in the guide shell (42) wherein circulated, guide shell (42) inner wall equipped with helix
Stretch the consistent inside spin in flow direction in direction Yu guide shell (42) interior circulating sewage；
It is provided with flocculation stirring device (44) in the flocculation zone (4) and pipe (45) is added in micro- sand, the flocculation stirring device (44) sets
In guide shell (42).
2. a kind of novel plus sand sedimentation basin with spiral stream guidance cylinder according to claim 1, it is characterised in that: the water conservancy diversion
Cylinder (42) outer wall is equipped with the external spiral opposite with the hand of spiral of the guide shell (42) inside spin.
3. a kind of novel plus sand sedimentation basin with spiral stream guidance cylinder according to claim 1, it is characterised in that: the water conservancy diversion
The sewage upstream end of cylinder (42) is bell mouth shape.
4. a kind of novel plus sand sedimentation basin with spiral stream guidance cylinder according to claim 1, it is characterised in that: the coagulation
It being connected between area (2) and the flocculation zone (4) by a drainage pipe (3), guide shell (42) lower end is bell mouth shape, and
One end of the drainage pipe (3) is connected to coagulation area (2) bottom, and the lower end of the other end from guide shell (42), which is extend into, leads
In flow cartridge (42)；
The impeller of the flocculation stirring device (44) is the aial flow impeller for pushing sewage from bottom to top.
5. a kind of novel plus sand sedimentation basin with spiral stream guidance cylinder according to claim 1, it is characterised in that: the coagulation
Side in area (2) close to distribution well (1) is equipped with the first baffle (23) vertical with sewage transport direction, under first baffle (23)
End is higher than coagulation area (2) bottom surface；It crosses mill weir by one between the coagulation area (2) and the flocculation zone (4) to be connected to, the water conservancy diversion
Cylinder (42) upper end is bell mouth shape；
The impeller of the flocculation stirring device (44) is the aial flow impeller for pushing sewage from top to bottom.
6. a kind of novel plus sand sedimentation basin with spiral stream guidance cylinder according to claim 1, it is characterised in that: the water conservancy diversion
The flocculation being also equipped in cylinder (42) for putting into flocculant adds ring (43), and the flocculation adds ring (43) level and is located at flocculation
Above the impeller of blender (44).
7. a kind of novel plus sand sedimentation basin with spiral stream guidance cylinder according to claim 1, it is characterised in that: the coagulation
It is provided with coagulation blender (22) in area (2), and pipe is added in the coagulant that dosing coagulant is provided in the coagulation area (2)
(21)。
8. a kind of novel plus sand sedimentation basin with spiral stream guidance cylinder according to claim 7, it is characterised in that: the flocculation
It also is provided with one between area (4) and depositing separation area (5) and crosses mill weir；Close to the depositing separation area (5) in the flocculation zone (4)
It being provided between the locular wall of side second baffle (6), second baffle (6) bottom end is in above the flocculation zone (4) bottom,
Second baffle (6) lower end and the flocculation zone (4) bottom, which are formed, flows to precipitation and separation for the sewage in the flocculation zone (4)
The water passage (61) in area (5), and the second baffle (6) lower end is tilted towards the flocculation zone (4) central part side.
9. a kind of novel plus sand sedimentation basin with spiral stream guidance cylinder according to claim 1, it is characterised in that: sand should be added heavy
Shallow lake pond further includes the recovery line (8) of a connection flocculation zone (4) and depositing separation area (5) bottom, on the recovery line (8) according to
It is secondary to be revolved equipped with the sludge reflux pump (81) being connect with the depositing separation area (5) bottom and the waterpower being connected to flocculation zone (4)
It flows device (82).
10. a kind of novel plus sand sedimentation basin with spiral stream guidance cylinder according to claim 1, it is characterised in that: it is described heavy
Shallow lake Disengagement zone (5) is rounded or rectangular, and depositing separation area (5) portion, bottom center is equipped with sludge hopper (54), the precipitating point
It is provided with for base sludge to be scraped to the mud scraper (51) into sludge hopper (54) from area (5), middle part is provided with to be made of inclined tube
Inclined tube Disengagement zone (52), upper shelf are equipped with several effluent troughs (53)；The effluent trough (53) is connected to the outlet canal (7).
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| CN201822228244.1U CN209652027U (en) | 2018-12-27 | 2018-12-27 | A kind of novel plus sand sedimentation basin with spiral stream guidance cylinder |
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| CN111115779A (en) * | 2019-12-11 | 2020-05-08 | 陕西航天机电环境工程设计院有限责任公司 | High-efficient silicon removal device |
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| CN115520988B (en) * | 2022-09-16 | 2023-08-04 | 广东乌浦萨拉环保科技有限公司 | Stirring and guiding mechanism for water purification treatment and sand-adding efficient sedimentation tank adopting same |
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