CN208104083U - A kind of flocculation sedimentation system and sewage disposal system - Google Patents

Abstract

The utility model relates to technical field of sewage, provide a kind of flocculation sedimentation system, including straight arranging mixer, star fin flocculation basin and multiple bottom pyramidal flocculation sedimentation tanks, straight arranging mixer is connected to star fin flocculation basin, star fin flocculation basin is connected to multiple bottom pyramidal flocculation sedimentation tanks, and partition and fin frame are provided in star fin flocculation basin, and partition is arranged along water (flow) direction, fin is provided on fin frame, fin is perpendicular to water (flow) direction.The flocculation sedimentation system effluent quality is good, and occupied area is small.The utility model additionally provides a kind of sewage disposal system, including above-mentioned flocculation sedimentation system, equally has the above advantages.

Description

A kind of flocculation sedimentation system and sewage disposal system

Technical field

The utility model relates to technical field of sewage, at a kind of flocculation sedimentation system and sewage Reason system.

Background technique

Flocculation sedimentation is the process that particulate matter makees flocculation sedimentation in water.In water after dosing coagulant, wherein suspended matter Colloid and flock is generated under the interaction of molecular force for discrete particles and they collide with each other cohesion in infall process, Its size and quality constantly become larger, and settling velocity is continuously increased.The alumen ustum formed after dosing coagulant in the surface water, in sanitary sewage The phenomenon that flocculation sedimentation can all occur in precipitation process in organic suspended matter, activated sludge, i.e. selection inorganic flocculating agent and organic Anion is configured to aqueous solution and is added in waste water, will generate compression double electric layer, make the suspended particulates loss of stability in waste water, Micelle object, which agglomerates, increases particle, forms floccule body, alumen ustum.Floccule body grow up to certain volume after i.e. under the effect of gravity It is detached from aqueous phase precipitation, so that a large amount of suspended matters in waste water are removed, to achieve the effect that water process.Existing flocculation sedimentation system System takes up a large area, and effluent quality is general.

Utility model content

The utility model provides a kind of flocculation sedimentation system, it is intended to improve existing flocculation sedimentation system and take up a large area out The general problem of water water quality.

The utility model additionally provides a kind of sewage disposal system, and occupied area is small, and effluent quality is good, and spoil disposal is convenient.

The utility model is realized in this way：

A kind of flocculation sedimentation system, including straight arranging mixer, star fin flocculation basin and the flocculation of multiple bottom pyramidals are heavy Shallow lake pond, straight arranging mixer are connected to star fin flocculation basin, star fin flocculation basin and multiple bottom pyramidal flocculation sedimentation tanks It is connected to, partition and fin frame is provided in star fin flocculation basin, partition is arranged along water (flow) direction, is provided with the wing along fin frame Piece, fin is perpendicular to water (flow) direction；

Bottom pyramidal flocculation sedimentation tank includes pond ontology, heavy bucket, water inlet pipe and central tube, and pond ontology is located on heavy bucket Side and be connected to heavy bucket, sink bucket longitudinal section in up-side down triangle or go to the bottom length less than upper bottom length trapezoidal, water inlet pipe It is connected to central tube, central tube is set to the center position of pond ontology, and heavy bucket is provided with sludge pipe.

Further, in the utility model preferred embodiment, flocculation sedimentation system further includes pH conditioning tank, pH tune Section pond is connected to straight arranging mixer.

Further, in the utility model preferred embodiment, pH conditioning tank is provided with blender.

Further, in the utility model preferred embodiment, the lower end of central tube is connected with water distributor.

Further, in the utility model preferred embodiment, the projection of the top of water distributor in the horizontal plane is located at In the projection of central tube in the horizontal plane, projected area of the water distributor from its top to bottom end in the horizontal plane is increasing.

Further, in the utility model preferred embodiment, overflow weir is provided at the top of the ontology of pond, pond ontology Outer wall and overflow weir corresponding position are provided with scum trough.

Further, in the utility model preferred embodiment, baffle is provided in scum trough.

Further, in the utility model preferred embodiment, sludge pipe includes interconnected inner and outer tubes, interior Pipe is located in heavy bucket, and inner tube and the side wall of heavy bucket are affixed, and inner tube is located at the bottom of heavy bucket far from one end of outer tube.

A kind of sewage disposal system, including above-mentioned flocculation sedimentation system.

Further, in the utility model preferred embodiment, sewage disposal system further includes filter press, filter press with Sludge pipe connection.

The utility model has the beneficial effects that：The flocculation sedimentation system that the utility model obtains by above-mentioned design uses When, since the shape design of the heavy bucket of its bottom pyramidal flocculation sedimentation tank for including can effectively reduce occupied area, improve Sedimentation effect, and central tube the design of pond body position enable to water energy be evenly distributed in sedimentation basin further increase it is heavy Shallow lake effect.And due also to the mutual cooperation of straight arranging mixer, star fin flocculation basin and multiple bottom pyramidal flocculation sedimentation tanks Effect enables to have preferable flocculation sedimentation ability through flocculation sedimentation system, and the sewage effluent quality after being processed is more It is good.

The sewage disposal system that the utility model obtains by above-mentioned design, due to including flocculation provided by the utility model Settling system, therefore its effluent quality is good, occupied area is small.

Detailed description of the invention

It, below will be to required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment The attached drawing used is briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore not It should be considered as the restriction to range, for those of ordinary skill in the art, without creative efforts, It can also be obtained according to these attached drawings other relevant attached drawings.

Fig. 1 is the structural schematic diagram for the sewage disposal system that the utility model embodiment provides；

Fig. 2 is the structural schematic diagram of bottom pyramidal flocculation sedimentation tank in Fig. 1；

Fig. 3 is the top view of Fig. 2；

Fig. 4 is the structural schematic diagram of Fig. 1 wing centre section horse.

Icon：1- sewage disposal system；10- flocculation sedimentation system；200- straight arranging mixer；300- star fin wadding Solidifying pond；311- partition；312- fin frame；313- fin；400-pH conditioning tank；100- bottom pyramidal flocculation sedimentation tank；The pond 110- Ontology；111- overflow weir；112- scum trough；113- baffle；120- sinks bucket；121- sludge pipe；122- inner tube；123- outer tube； 130- water inlet pipe；140- central tube；150- water distributor；160- blender；170- sludge pump；2- filter press.

Specific embodiment

It is practical below in conjunction with this to keep the purposes, technical schemes and advantages of the utility model embodiment clearer The technical solution in the utility model embodiment is clearly and completely described in attached drawing in novel embodiment, shows So, described embodiment is a part of embodiment of the utility model, rather than whole embodiments.It is practical based on this Embodiment in novel, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment is fallen within the protection scope of the utility model.Therefore, the implementation to the utility model provided in the accompanying drawings below The detailed description of mode is not intended to limit the range of claimed invention, but is merely representative of the utility model Selected embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative labor Every other embodiment obtained under the premise of dynamic, fall within the protection scope of the utility model.

In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", The orientation or positional relationship of the instructions such as " clockwise ", " counterclockwise " be based on the orientation or positional relationship shown in the drawings, be only for Convenient for description the utility model and simplify description, rather than the equipment of indication or suggestion meaning or element must have specifically Orientation is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.

In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or Implicitly include one or more of the features.The meaning of " plurality " is two or two in the description of the present invention, More than, unless otherwise specifically defined.

In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be Mechanical connection, is also possible to be electrically connected；It can be directly connected, two can also be can be indirectly connected through an intermediary The interaction relationship of connection or two elements inside element.It for the ordinary skill in the art, can basis Concrete condition understands the concrete meaning of above-mentioned term in the present invention.

In the present invention unless specifically defined or limited otherwise, fisrt feature the "upper" of second feature or it "lower" may include that the first and second features directly contact, and also may include that the first and second features are not direct contacts but lead to Cross the other characterisation contact between them.Moreover, fisrt feature includes above the second feature " above ", " above " and " above " One feature is right above second feature and oblique upper, or is merely representative of first feature horizontal height higher than second feature.First is special Sign is directly below and diagonally below the second feature including fisrt feature under the second feature " below ", " below " and " below ", or only Indicate that first feature horizontal height is less than second feature.

As shown in Figure 1, the utility model embodiment, provides a kind of bottom pyramidal flocculation sedimentation tank 100, and including bottom The flocculation sedimentation system 10 of taper flocculation sedimentation tank 100, and the sewage disposal system 1 including flocculation sedimentation system 10.

As shown in Figures 2 and 3, bottom pyramidal flocculation sedimentation tank 100 includes pond ontology 110, heavy bucket 120, water inlet pipe 130 With central tube 140, pond ontology 110 is located at heavy 120 top of bucket and is connected to heavy bucket 120, and the longitudinal section of heavy bucket 120 is in Up-side down triangle or bottom length are less than the trapezoidal of upper bottom length, and water inlet pipe 130 is connected to central tube 140, and central tube 140 is arranged In the center position of pond ontology 110, heavy bucket 120 is provided with sludge pipe 121.

The design of heavy 120 shape of bucket in 100 bottom of bottom pyramidal flocculation sedimentation tank can effectively reduce occupied area, improve Sedimentation effect, and design of the central tube 140 in 110 position of pond ontology enables to water energy to be evenly distributed in sedimentation basin, and by In heavy bucket 120 design so that bottom pyramidal flocculation sedimentation tank 100 depth is larger in practical applications, the spoil disposal of bottom setting The pressure that pipe 121 is subject to then makes spoil disposal convenient with regard to big.

Further, the lower section of central tube 140 is provided with water distributor 150.Water distributor 150 is mainly used for making central tube 140 The water being passed through in bottom pyramidal flocculation sedimentation tank 100, which is more evenly distributed to bottom pyramidal flocculation sedimentation tank 100, obtains each position.

Specifically, the projection of the top of water distributor 150 in the horizontal plane is located at the projection of central tube 140 in the horizontal plane Interior, projected area of the water distributor 150 from its top to bottom end in the horizontal plane is increasing.

The big setting in lower end enables water flow to slide along the side of water distributor 150 to separate under 150 upper end of water distributor In the region in middle position, allow the water to be uniformly distributed in after bottom pyramidal flocculation sedimentation tank 100 along the entire cross-section of river it is slow on It rises, 0.5~0.7mm/s is generally to sanitary sewage, the sedimentation time uses 1~1.5h.

Further, the top of pond ontology 110 is provided with overflow weir 111, and the outer wall and overflow weir 111 of pond ontology 110 are right It answers and is provided with scum trough 112 at position.Scum trough 112, which is arranged, can make a part flowed out from overflow weir 111 float on the water surface Dross be trapped in scum trough 112, further increase effluent quality.

Further, baffle 113 is provided in scum trough 112.One end of baffle 113 is contacted with the wall surface of scum trough 112, It can effectively stop dross to flow out from scum trough 112, can effectively improve effluent quality.

Further, sludge pipe 121 includes interconnected inner tube 122 and outer tube 123, and inner tube 122 is located at heavy bucket 120 It is interior, and inner tube 122 and the side wall of heavy bucket 120 are affixed, inner tube 122 is located at the bottom of heavy bucket 120 far from one end of outer tube 123 Portion.

Due to the unique structure of bottom pyramidal flocculation sedimentation tank 100 design so that its for meet precipitating need depth design compared with Greatly, therefore bottom hydraulic pressure is larger, then inner tube 122 is sticked in the inner wall of heavy bucket 120 by the pressure that inner tube 122 is born with regard to larger Inner tube 122 can be effectively avoided to bear high pressure for a long time and damage.

Further, the diameter of sludge pipe 121 is greater than or equal to 200mm.Sludge viscosity is higher, is bound to during spoil disposal Understand the inner wall that some sludge is adhered to sludge pipe 121, is likely to result in sludge pipe if the diameter of sludge pipe 121 is too small 121 blocking can guarantee that spoil disposal is unobstructed when the diameter of sludge pipe 121 is greater than or equal to 200mm.

Further, bottom pyramidal flocculation sedimentation tank 100 further includes sludge pump 170, and 170 sludge pipe 121 of sludge pump connects It is logical.Usual sludge is periodically discharged by influent pressure, designed due to the unique structure of bottom pyramidal flocculation sedimentation tank 100 so that Its projected depth is deeper, therefore spoil disposal is easy.If desired more rapidly spoil disposal then can carry out spoil disposal by starting sludge pump 170.

Further, bottom pyramidal flocculation sedimentation tank 100 further includes blender 160, and the bottom end of blender 160 is located at pond In ontology 110.It has been added to when workshop section of the flocculant before bottom pyramidal flocculation sedimentation tank 100 into water, blender is set 160 be to guarantee that the water entered in bottom pyramidal flocculation sedimentation tank 100 and flocculant are more fully mixed.

As shown in Figure 1 and Figure 4, flocculation sedimentation system 10 includes straight arranging mixer 200,300 and of star fin flocculation basin Multiple bottom pyramidal flocculation sedimentation tanks 100, straight arranging mixer 200 are connected to star fin flocculation basin 300, star fin wadding Solidifying pond 300 is connected to multiple bottom pyramidal flocculation sedimentation tanks 100, is provided with partition 311 and fin in star fin flocculation basin 300 Frame 312, partition 311 are arranged along water (flow) direction, are provided with fin 313 on fin frame 312, fin 313 is perpendicular to water (flow) direction.

During the work time, coagulant PAC is added from the dosing mouth of straight arranging mixer 200, due to straight arranging mixer 200 introduce the micro- principles of hydrodynamics of fluid to control mixing microprocess and Macroscopic Process, under identical head loss, greatly Its mixed effect is improved greatly, so that coagulant is more fully mixed with sewage.

Flocculation aid PAM is added into star fin flocculation basin 300, since the design of partition 311 and fin 313 is so that water Stream generates high spectrum when flowing through partition 311 and fin 313 and is vortexed, and increases particles collision number, improves effective collision rate, the star wing Piece flocculation basin 300 comes into full contact with for the particle in medicament and water and provides good micro- hydrodynamic conditions, can in flocculation basin end Generate the closely knit alumina blossom particles easily precipitated.Partition 311 and fin 313 in star fin flocculation basin 300 it is easy for installation, So that sewage flocculation effect is good, and low energy consumption, and flocculation time is short.

The Unique physical design of bottom pyramidal flocculation sedimentation tank 100 can weaken settling apparatus lower part one in sedimentation basin and position The large eddy intensity in water flow is set, the pulsation of settling zone water flow is reduced.When water flow enter equipment after, the particularity of this structure It is inscribed in equipment to improve alumina blossom particles during constantly changing velocity flow pattern for the process that contact flocculation can further be controlled The probability hit is touched, each other absorption connection, only scale and density are enough to overcome the alumen ustum of the correlative factors such as water flow jacking force Grain can just sink, and the alumina blossom particles of nominal particle size are constantly adsorbed during continuous sinking, until being detached from settling apparatus.Work as alum When colored gravity maintains dynamic equilibrium with water flow jacking force and dependent interaction power, contact flocculation and sedimentation effect is more enhanced, is being set Standby interior certain position forms closely knit, strong shock resistance, automatically updated and short update cycle dynamic suspension slime layer, this Sample makes the suspension slime layer moment keep very strong filtering, absorption, pollutant carrying capacity, and sedimentation effect is more preferable.

Flocculation sedimentation system 10 is due to including straight arranging mixer 200, star fin flocculation basin 300 and multiple bottoms cone Shape flocculation sedimentation tank 100, above-mentioned three's mutual cooperation effect enable to have preferable flocculation heavy through flocculation sedimentation system 10 Shallow lake ability, the sewage effluent quality after being processed are more preferable.

Further, flocculation sedimentation system 10 further includes pH conditioning tank 400, pH conditioning tank 400 and straight arranging mixer 200 connections.When handling sourer sewage, in order to make flocculating effect more preferably need for sewage pH to be adjusted to alkalinity, therefore can be with Sewage is adjusted to be passed through again in straight arranging mixer 200 after suitable pH in pH conditioning tank 400 and adds flocculant.

Further, pH conditioning tank 400 is also equipped with blender 160.Setting blender 160 enables pH regulating agent It is faster sufficiently mixed with sewage, so that the pH of sewage faster reaches in suitable range.

The utility model additionally provides a kind of sewage disposal system 1, which provides including the utility model Flocculation sedimentation system 10 and filter press 2, filter press 2 is connected to sludge pipe 121, and the sludge being discharged from sludge pipe 121 is through filters pressing Volume greatly reduces after 2 filters pressing of machine, is convenient for subsequent processing.Sewage disposal system 1 provided by the utility model is due to including this reality With the flocculation sedimentation system 10 of novel offer, therefore the sewage effluent quality after being processed is good.

In conclusion flocculation sedimentation system provided by the utility model, since it includes bottom provided by the utility model The shape of the heavy bucket of portion's taper flocculation sedimentation tank, which designs, can effectively reduce occupied area, raising sedimentation effect, and central tube In pond, the design of body position enables to water energy to be evenly distributed in sedimentation basin and further increases sedimentation effect.And due also to straight The mutual cooperation of column mixer, star fin flocculation basin and multiple bottom pyramidal flocculation sedimentation tanks acts on, and enables to through wadding a quilt with cotton Solidifying settling system has preferable flocculation sedimentation ability, and the sewage effluent quality after being processed is more preferable.

Sewage disposal system provided by the utility model, due to including flocculation sedimentation system provided by the utility model, therefore Its effluent quality is good, occupied area is small.

Above description is merely a prefered embodiment of the utility model, is not intended to limit the utility model, for For those skilled in the art, various modifications and changes may be made to the present invention.All spirit and original in the utility model Within then, any modification, equivalent replacement, improvement and so on be should be included within the scope of protection of this utility model.

Claims (10)

1. a kind of flocculation sedimentation system, which is characterized in that bored including straight arranging mixer, star fin flocculation basin and multiple bottoms Shape flocculation sedimentation tank, the straight arranging mixer are connected to the star fin flocculation basin, the star fin flocculation basin and more A bottom pyramidal flocculation sedimentation tank is connected to, and is provided with partition and fin frame, the partition in the star fin flocculation basin It is arranged along water (flow) direction, is provided with fin on the fin frame, the fin is perpendicular to water (flow) direction；

The bottom pyramidal flocculation sedimentation tank includes that pond ontology, heavy bucket, water inlet pipe and central tube, the pond ontology are located at described It is connected to above heavy bucket and with the heavy bucket, the longitudinal section of the heavy bucket is long less than upper bottom in up-side down triangle or bottom length That spends is trapezoidal, and the water inlet pipe is connected to the central tube, and the central tube is set to the center position of the pond ontology, institute It states heavy bucket and is provided with sludge pipe.

2. flocculation sedimentation system according to claim 1, which is characterized in that the flocculation sedimentation system further includes that pH is adjusted Pond, the pH conditioning tank are connected to the straight arranging mixer.

3. flocculation sedimentation system according to claim 2, which is characterized in that the pH conditioning tank is provided with blender.

4. flocculation sedimentation system according to claim 1, which is characterized in that the lower end of the central tube is connected with water distribution Device.

5. flocculation sedimentation system according to claim 4, which is characterized in that the top of the water distributor is in the horizontal plane Projection is located in the projection of the central tube in the horizontal plane, projection of the water distributor from its top to bottom end in the horizontal plane Area is increasing.

6. flocculation sedimentation system according to claim 1, which is characterized in that be provided with overflow at the top of the pond ontology Weir, the outer wall of the pond ontology and the overflow weir corresponding position are provided with scum trough.

7. flocculation sedimentation system according to claim 6, which is characterized in that be provided with baffle in the scum trough.

8. flocculation sedimentation system according to claim 1, which is characterized in that the sludge pipe includes interconnected inner tube And outer tube, said inner tube is located in the heavy bucket, and said inner tube and the side wall of the heavy bucket are affixed, and said inner tube is separate One end of the outer tube is located at the bottom of the heavy bucket.

9. a kind of sewage disposal system, which is characterized in that including such as described in any item flocculation sedimentation systems of claim 1-8.

10. sewage disposal system according to claim 9, which is characterized in that the sewage disposal system further includes filters pressing Machine, the filter press are connected to the sludge pipe.