CN209338349U - A kind of sludge rinsing separation device - Google Patents

A kind of sludge rinsing separation device Download PDF

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Publication number
CN209338349U
CN209338349U CN201821959658.5U CN201821959658U CN209338349U CN 209338349 U CN209338349 U CN 209338349U CN 201821959658 U CN201821959658 U CN 201821959658U CN 209338349 U CN209338349 U CN 209338349U
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sludge
spiral
flow tank
separation device
baffle
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CN201821959658.5U
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王洪芸
苏全
薛咏海
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Zhejiang Zhengyan Environmental Protection Technology Co Ltd
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Zhejiang Zhengyan Environmental Protection Technology Co Ltd
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  • Separation Of Solids By Using Liquids Or Pneumatic Power (AREA)

Abstract

The utility model provides a kind of sludge rinsing separation device, comprising: the first spiral-flow tank, the second spiral-flow tank and filtering pumping installations;First spiral-flow tank is used to carry out a washing separation to sludge, and mud inlet is equipped on the side wall of the first spiral-flow tank, for conveying the sludge for having pressure, sand discharge pipe is equipped in the bottom of the first spiral-flow tank, for discharging big particle diameter inorganic object;The filtering pumping installations is for the middle particle diameter inorganic object in separated sludge, inside product sludge pumping to the second spiral-flow tank;Second spiral-flow tank is used to carry out secondary washing separation to sludge, and small particle inorganic matter is separated.A kind of sludge rinsing separation device described in the utility model is able to ascend organic matter and inorganic matter separative efficiency inside sludge, and separating obtained inorganic matter is sieved according to granular size.

Description

A kind of sludge rinsing separation device
Technical field
The utility model belongs to sludge treatment device field, more particularly, to a kind of sludge rinsing separation device.
Background technique
Sludge is the solid sediment matter generated in sewage disposal process, and the comparison of ingredients of sludge is multiple under normal conditions It is miscellaneous, including inorganic matter and organic matter two major classes.Wherein inorganic matter can be used as construction material, mainly include silt and fiber;Have Machine object can then carry out compost treatment, for manufacturing biogas and organic fertilizer.
But existing separation equipment can not quickly separate organic matter and the inorganic matter in sludge, while can not The inorganic matter isolated is sieved, needs that screening plant is additionally arranged to distinguish the granularity of inorganic matter, which results in dirts The inefficiency of mud treatment process.
Utility model content
In view of this, the utility model is directed to a kind of sludge rinsing separation device, have to realize to be promoted inside sludge Machine object and inorganic matter separative efficiency, and the purpose that separating obtained inorganic matter is sieved according to granular size.
In order to achieve the above objectives, the technical solution of the utility model is achieved in that
A kind of sludge rinsing separation device, including the first spiral-flow tank, the second spiral-flow tank and filtering pumping installations;
First spiral-flow tank is used to carry out sludge washing separation, and the top half of internal cavities is cylinder Shape, lower half portion are the cone of opening upwards;The side wall of first spiral-flow tank is equipped with mud inlet, and the mud inlet is along cylindrical The tangential direction of cavity is connected with cylindrical cavity, for conveying sludge to the first spiral-flow tank;At the tip of conical cavity Position is equipped with sand discharge pipe, for discharging the big partial size solid inorganic object isolated;
The filtering pumping installations is used to be separated by solid-liquid separation by the sludge once washed, including sludge out pipe, filtering Case and delivery pump, the Rose Box are connected by sludge out pipe with the cylindrical cavity of the first spiral-flow tank, and the delivery pump will be filtered It goes inside the sludge pumping of partial size solid to the second spiral-flow tank;
Second spiral-flow tank is arranged at the top of the first spiral-flow tank, is used to carry out secondary washing separation to sludge, including upper The inside of cabinet and lower box, the upper box is equipped with cylindrical cavity, and the discharge nozzle of the delivery pump is along upper box inner circular The tangential direction of cylindrical cavity is connected with upper box, is equipped with vertically disposed overflow pipe in the top plate the center point of upper box;Institute It states lower box to be placed in inside the first spiral-flow tank, and is the cone of opening upwards, screening hole, tip position are densely covered on side wall Fine sand pipe is installed, the fine sand pipe stretches out the first spiral-flow tank along the pipeline of sand discharge pipe.
Further, the axis of second spiral-flow tank is overlapped with the axis of the first spiral-flow tank.
Further, it is equipped with baffle inside first spiral-flow tank, the side of lower box is arranged in the baffle, rolls over The upper surface of flow and the top plate of the first spiral-flow tank are vertically connected, and the tip of lower box exceeds the lower end surface of baffle, in baffling There are gaps between piece and nowel body sidewall.
Further, the baffle altogether there are two, two baffles are centrosymmetric arrangement, and symmetrical centre is first to revolve Flow the top plate center of circle of case.
Further, the baffle is gradually open surface, and the fluid rotation in the bending direction of curved surface and the first spiral-flow tank It is identical to turn direction.
Further, filter screen, side and horizontal plane of the filter screen close to sludge out pipe are equipped with inside the Rose Box There are 30 ° of angles.
Further, the mesh diameter of the filter screen is greater than the aperture in screening hole.
Further, the fluid rotary direction inside first spiral-flow tank and the second spiral-flow tank is identical, and the second eddy flow Fluid velocity in case is greater than the fluid velocity in the first spiral-flow tank.
Further, nozzle height of the sludge out pipe on the first spiral-flow tank is higher than the height of mud inlet.
Further, it is equipped with inside the screening hole to a pair of of semilune pouch-shaped valve outstanding inside vestibule, works as dirt Two valves separate when mud enters the second spiral-flow tank from the first spiral-flow tank, allow sludge to pass through, when sludge enters from the second spiral-flow tank Two valves are bonded when the first spiral-flow tank, and sludge is prevented to pass through.
Compared with the existing technology, a kind of sludge rinsing separation device described in the utility model has the advantage that
(1) a kind of sludge rinsing separation device described in the utility model to sludge can continuously wash twice Separation process improves the separating rate of inorganic matter and organic matter in sludge handling process, and can be by solid inorganic object according to grain Diameter size is discharged by several times.The first spiral-flow tank in device once washes sludge, makes large-sized solid inorganic object from row Sand tube discharge;Middle partial size solid inorganic object can be screened out to come in filtering pumping installations, and by sludge pumping to the second eddy flow Inside case;Second spiral-flow tank can carry out secondary washing separation to sludge, so that the small particle size solid inorganic matter in sludge passes through The discharge of fine sand pipe.
(2) a kind of sludge rinsing separation device described in the utility model is equipped with baffle, institute inside the first spiral-flow tank Stating baffle can prevent the sludge in a water-washing process to be directly entered the second spiral-flow tank, ensure a water of sludge Wash the time.In addition, the baffle is gradually open surface, lower box is enabled to directly contact sludge, allows eddy flow to centre bit It sets and only the sludge containing small particle size solid is directly entered in the second spiral-flow tank by sieving hole, improve the effect of sludge washing Rate.
(3) a kind of sludge rinsing separation device described in the utility model sieves and is equipped with non-return valve in hole, can The sludge in secondary water-washing process is prevented to be again introduced into inside the first spiral-flow tank, the sludge in avoiding device repeats a water Wash journey.
Detailed description of the invention
The attached drawing for constituting a part of the utility model is used to provide a further understanding of the present invention, this is practical new The illustrative embodiments and their description of type are not constituteed improper limits to the present invention for explaining the utility model.? In attached drawing:
Fig. 1 is a kind of axonometric schematic diagram of sludge rinsing separation device described in the utility model embodiment;
Fig. 2 is a kind of longitudinally cutting schematic diagram of sludge rinsing separation device described in the utility model embodiment;
Fig. 3 is a kind of transverse cross sectional schematic diagram of sludge rinsing separation device described in the utility model embodiment;
Fig. 4 is the position view of the second spiral-flow tank and baffle plate described in the utility model embodiment;
Fig. 5 is cutting enlarged diagram in screening hole described in the utility model embodiment.
Description of symbols:
The first spiral-flow tank of 1-;11- mud inlet;12- sand discharge pipe;The second spiral-flow tank of 2-;21- upper box;22- lower box;23- Overflow pipe;24- fine sand pipe;3- Rose Box;31- filter screen;4- delivery pump;5- sludge out pipe;6- discharge nozzle;7- baffle;8- sieve Divide hole;81- valve.
Specific embodiment
It should be noted that in the absence of conflict, the feature in the embodiments of the present invention and embodiment can To be combined with each other.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower", The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand For limitations of the present invention.In addition, term " first ", " second " etc. are used for description purposes only, and should not be understood as indicating Or it implies relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " second " etc. are defined as a result, Feature can explicitly or implicitly include one or more of the features.It is in the description of the present invention, unless another It is described, the meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally Connection;It can be mechanical connection, be also possible to be electrically connected;Can be directly connected, can also indirectly connected through an intermediary, It can be the connection inside two elements.For the ordinary skill in the art, on being understood by concrete condition State the concrete meaning of term in the present invention.
The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
A kind of sludge rinsing separation device, including the first spiral-flow tank 1, the second spiral-flow tank 2 and filtering pumping installations, structure It can be illustrated by Fig. 1, Fig. 2 and Fig. 3, wherein Fig. 1 is the external connection schematic diagram of the present apparatus;Fig. 2 and Fig. 3 is cutting signal Figure, to illustrate the internal structure of the present apparatus.
So-called washing separation is a kind of stock grading technology carried out using centrifugal force, also referred to as waterpower washing or eddy flow point From.At work, material to be treated will have certain pressure and flow velocity, enter dress along the tangential direction of device wall Inside is set, this subsequent partial material will carry out the rotary motion of winding apparatus axis with cracking speed along the inner wall of device.Material Rotary motion centrifugal force will be provided, under the double action of centrifugal force and gravity, larger, heavier particle is by edge inside material Wall moves downward, and smaller inside material, lighter component can then be pooled to the near axis of device, and by material around Rotation and rise.The first spiral-flow tank 1 and the second spiral-flow tank 2 in the present apparatus can utilize washing separation technology will be in sludge Organic matter and solid inorganic object separate, and realize the preprocessing process of sludge.
First spiral-flow tank 1 is used to carry out sludge one-stage water wash mask work, internal to have a working cavity, cavity it is upper Half portion is divided into cylinder, and lower half portion is the cone of opening upwards.Mud inlet 11 is equipped on the side wall of the first spiral-flow tank 1, The mud inlet 11 is connected along the tangential direction of cylindrical cavity with cylindrical cavity, and isolated sludge is from into mud Mouth 11 enters inside the first spiral-flow tank 1, starts washing separation process.It is equipped with sand discharge pipe 12 in the tip location of conical cavity, The big partial size solid inorganic object that washing separation process generates will be along this channel discharger.
Wherein.For cylindrical cavity for receiving sludge and providing space for the rotation of sludge, conical cavity can be to place Sludge in swirling motion is accelerated, and the flowing velocity by promoting sludge increases the centrifugal force of sludge receiving, is increased The treatment effect of washing separation process.
Two parts are classified by the sludge that the first spiral-flow tank 1 is handled, wherein having the dirt of middle partial size solid inorganic object Mud enters filtering pumping installations and is sieved, and the filtering pumping installations includes: sludge out pipe 5, Rose Box 3 and delivery pump 4.
The Rose Box 3 is equipped with filter screen 31 for being separated by solid-liquid separation to sludge inside Rose Box 3.Rose Box 3 is logical It crosses sludge out pipe 5 to be connected with the cylindrical cavity of the first spiral-flow tank 1, the sludge moved upwards due to by centrifugal force is led to It crosses sludge out pipe 5 and enters in Rose Box 3 and be filtered.The bottom of Rose Box 3 connects the arrival end of delivery pump 4 by pipeline, will The sludge of partial size solid inorganic object imports inside delivery pump 4 in elimination, and the outlet end of delivery pump 4 will be had by discharge nozzle 6 Inside the sludge pumping of kinetic energy to the second spiral-flow tank 2.
Optionally, there are 30 ° of angles with horizontal plane for the filter screen 31, and filter screen 31 is close to the side of sludge out pipe 5 Higher than the side far from sludge out pipe 5.Sludge media due to entering Rose Box 3 still has higher viscosity, it is therefore desirable to incited somebody to action Strainer 31 is obliquely installed to promote the efficiency of screening filtering, meanwhile, inclined filter screen 31 can be by the solid inorganic of middle partial size Object is stacked into the side far from sludge out pipe 5, so that filter screen 31 always can work area with certain.
By the first spiral-flow tank 1, treated that another part sludge is directly entered inside the second spiral-flow tank 2, carries out secondary water Wash separation process.Second spiral-flow tank 2 is located at the top of the first spiral-flow tank 1, and the axis of two spiral-flow tanks is overlapped.
Second spiral-flow tank 2 includes 22 two parts of upper box 21 and lower box: the inside of upper box 21 is equipped with cylindrical empty Chamber, the discharge nozzle 6 is connected along the tangential direction of 21 inner cylindrical cavity of upper box with upper box 21, in upper box 21 Top plate the center point is equipped with vertically disposed overflow pipe 23, and the overflow pipe 23 is for being discharged the sludge after washing separation;Under described Cabinet 22 is placed in the inside of the first spiral-flow tank 1, and is the cone of opening upwards, and screening is densely covered on the side wall of lower box 22 Hole 8.Sludge close to 1 near axis of the first spiral-flow tank can be entered inside the second spiral-flow tank 2 by screening hole 8, to start the Secondary washing separation process.In addition, the tip location in lower box 22 is equipped with fine sand pipe 24, the fine sand pipe 24 is along sand discharge pipe 12 Pipeline stretch out the first spiral-flow tank 1, the small particle size solid inorganic matter that the secondary washing separation of sludge generates will be arranged by this channel Device out.
Enter the second spiral-flow tank 2, in the present embodiment, filter screen to avoid the solid of middle partial size from directly passing through screening hole 8 31 mesh diameter is greater than the aperture in screening hole 8.Illustratively, there are three kinds of solid inorganics that partial size is a, 2a, 3a in sludge Object, the aperture in screening hole 8 are 1.5a, and the mesh diameter of filter screen is 1.8a.
After a washing separation process, the solid inorganic object that partial size is 3a passes through 12 discharger of sand discharge pipe, remaining Solid inorganic object with sludge enter the second spiral-flow tank 2 or filtering pumping installations.When the tank wall of sludge contact lower box 22, Partial size is that the solid inorganic object of a and sludge directly pass through screening hole 8, and into inside the second spiral-flow tank 2, and partial size is the solid of 2a Inorganic matter is then blocked in outer.Being blocked in outer solid inorganic object and partial sludge will be entered in Rose Box 3 by sludge out pipe 5 Portion is separated by solid-liquid separation, and since the mesh diameter of filter screen 31 is 1.8a, the 2a solid inorganic object of middle partial size will be isolated Above filter screen 31, remaining sludge flows to delivery pump 4 by filter screen 31, is finally pumped into inside the second spiral-flow tank 2.
It optionally, is the sludge rotation speed in the secondary water-washing process of promotion, in the first spiral-flow tank 1 and the second spiral-flow tank 2 The fluid rotary direction in portion is identical.Illustratively, mud inlet 11 in a clockwise direction conveys the sludge with pressure into first Inside spiral-flow tank 1, therefore a washing separation process of sludge will be completed during eddy flow clockwise, and pass through screening hole 8 Kinetic energy into the sludge inside lower box 22 with eddy flow clockwise, this partial sludge will inside the second spiral-flow tank 2 after It is continuous to be rotated clockwise.If entering the sludge of upper box 21 with clockwise kinetic energy by feed pipe 6 at this time, second Sludge in spiral-flow tank 2 will be accelerated.Since the swirl velocity of sludge is got higher, then the centrifugal force that sludge inner material is born will Become larger, therefore be able to ascend the efficiency and quality of secondary washing separation process, faster by the smaller solid particle of partial size point It separates out.
Optionally, a washing separation process, sludge out pipe 5 is completed in all sludge entered in Rose Box 3 for guarantee Nozzle height on the first spiral-flow tank 1 is higher than the height of mud inlet 11.When the sludge with pressure is entered by mud inlet 11 After first spiral-flow tank 1, sludge will do it downward swirling motion under the double action of gravity and centrifugal force.This process will take off The big partial size solid inorganic object in sludge is removed, therefore the sludge density for completing a washing separation process is lower, first can be in The top position of spiral-flow tank 1.Sludge out pipe 5 higher than mud inlet 11 by a washing separation and can will cannot directly enter down The sludge of cabinet 22 imports in Rose Box 3, is separated middle partial size solid inorganic object by filter screen 31.
To ensure duration of a sludge during washing separation, baffle is equipped with inside the first spiral-flow tank 1 7, structure can be illustrated by attached drawing 4.
The side of lower box 22 is arranged in the baffle 7, and end face and the top plate of the first spiral-flow tank 1 are vertically connected thereon, The tip of lower box 22 exceeds the lower end surface of baffle 7, and there is also gaps between baffle 7 and the side wall of lower box 22.
Illustratively, baffle plate 7 can form the shielding surface of a class cylinder around lower box 22, this is blocked Face can prevent the sludge inside the first spiral-flow tank 1 from being directly entered inside lower box 22 along radial line direction.Meanwhile this shielding surface Gap between lower box 22 allows the bottom of this shielding surface to there is opening, makes to be located at axis and by washing separation Sludge can be contacted with the side wall of lower box 22, and be entered in the second spiral-flow tank 2 by screening hole 8.
Optionally, the baffle 7 altogether there are two, two baffles 7 are centrosymmetric arrangement, symmetrical centre first The top plate center of circle of spiral-flow tank 1.Any one baffle 7 is gradually open surface, in the bending direction of curved surface and the first spiral-flow tank 1 Fluid rotary direction is identical.
So-called gradually open surface is also known as involute helicoid, is that plane along a fixed cylindrical surface (base cylinder) makees pure rolling When dynamic, it is bent that an axis with constant angle and base cylinder in this plane tilts track of the staggered straight line in fixed space Face.Specifically, in the present embodiment, baffle 7 is the starting point of gradually open surface close to one end of lower box 22, the other end is gradually The clearing end of open surface, starting point and the gap of lower box 22 are smaller, and the gap of clearing end and lower box 22 is larger.Due to first Sludge inside spiral-flow tank 1 is in eddy flow state always, and the bending direction of baffle 7 is consistent with the flow direction of fluid, Therefore baffle 7 is minimized the inhibition of sludge, and the materials inside of the first spiral-flow tank 1 is enable to obtain bigger centrifugation Power.
Further, since the bending direction of baffle 7 is identical as the fluid flow direction in the first spiral-flow tank 1, in flowing The sludge of state is difficult to enter the cavity inside that baffle 7 is constituted from the gap of two baffles 7, therefore washing separation Sludge product can only be flowed into from the opening of 7 lower end of baffle, and so baffle 7 can play the effect of class overflow pipe, Ensure the material into lower box 22 without containing big partial size solid inorganic object.
Optionally, to avoid the sludge inside the second spiral-flow tank 2 from repeating to enter inside the first spiral-flow tank 1, in screening hole 8 Portion is equipped with a pair of of semilune pouch-shaped valve 81, and two valves 81 can play the function of one-way non-return.When sludge is in lower box When 22 outer wall flowing, sludge can generate the pressure inside second spiral-flow tank of direction 2 to valve 81, this pressure will squeeze Two valves 81, so that sludge is able to enter inside lower box 22;When sludge carries out swirling motion inside the second spiral-flow tank 2, Sludge applies pressure to the inside grooves between 22 wall of valve 81 and lower box, so that two valves 81 are bonded each other, prevents Sludge is moved to the first spiral-flow tank 1.
The course of work of the present apparatus is illustrated below:
A certain amount of water is added into sludge to be processed first, makes between its moisture content 92%-95%, to reduce dirt The viscosity of mud.It is then pumped to inside the first spiral-flow tank 1 by sludge pump, carries out a washing separation process.Primary washing Large-sized solid inorganic object is discharged from sand discharge pipe 12 for separation process, and remaining sludge respectively enters the second spiral-flow tank 2 and mistake Filter box 3.Rose Box 3 separates the solid inorganic object of the middle partial size in sludge, and the sludge after separation is pumped by delivery pump 4 To the second spiral-flow tank 2.Secondary washing separation process is carried out to sludge inside second spiral-flow tank 2, secondary washing separation can be one The solid inorganic object of small particle is separated on the basis of secondary washing separation, is discharged by overflow pipe 23 only containing organic matter The solid inorganic object of small particle is discharged by fine sand pipe 24 for sludge.
The ZW series sewage pump of long river pump industry, the composition of the equipment and connection can be selected in delivery pump described in the present embodiment It has been big well known, therefore has not repeated in this application.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model Protection scope within.

Claims (10)

1. a kind of sludge rinsing separation device, it is characterised in that: including the first spiral-flow tank (1), the second spiral-flow tank (2) and filtering Pumping installations;
First spiral-flow tank (1) is used to carry out sludge washing separation, and the top half of internal cavities is cylinder, Lower half portion is the cone of opening upwards;The side wall of first spiral-flow tank (1) is equipped with mud inlet (11), the mud inlet (11) Tangential direction along cylindrical cavity is connected with cylindrical cavity, is equipped with sand discharge pipe in the tip location of conical cavity (12), for discharging the big partial size solid inorganic object isolated;
The filtering pumping installations is used to be separated by solid-liquid separation by the sludge once washed, including sludge out pipe (5), Rose Box (3) it is connected by sludge out pipe (5) with the cylindrical cavity of the first spiral-flow tank (1) with delivery pump (4), the Rose Box (3), institute State delivery pump (4) sludge pumping of partial size solid in elimination is internal to the second spiral-flow tank (2);
Second spiral-flow tank (2) setting is used to carry out secondary washing separation to sludge at the top of the first spiral-flow tank (1), including The inside of upper box (21) and lower box (22), the upper box (21) is equipped with cylindrical cavity, the discharging of the delivery pump (4) Pipe (6) is connected along the tangential direction of upper box (21) inner cylindrical cavity with upper box (21), on the top of upper box (21) Plate the center point is equipped with vertically disposed overflow pipe (23);It is internal that the lower box (22) is placed in the first spiral-flow tank (1), and is opening Upward cone is densely covered with screening hole (8) on side wall, and tip location is equipped with fine sand pipe (24), the fine sand pipe (24) Pipeline along sand discharge pipe (12) stretches out the first spiral-flow tank (1).
2. a kind of sludge rinsing separation device according to claim 1, it is characterised in that: second spiral-flow tank (2) Axis is overlapped with the axis of the first spiral-flow tank (1).
3. a kind of sludge rinsing separation device according to claim 1, it is characterised in that: in first spiral-flow tank (1) Portion is equipped with baffle (7), and baffle (7) setting is in the side of lower box (22), the upper surface of baffle (7) and the first rotation The top plate of stream case (1) is vertically connected, and the tip of lower box (22) exceeds the lower end surface of baffle (7), in baffle (7) and nowel There are gaps between body (22) side wall.
4. a kind of sludge rinsing separation device according to claim 3, it is characterised in that: the baffle (7) shares two A, two baffles (7) are centrosymmetric arrangement, and symmetrical centre is the top plate center of circle of the first spiral-flow tank (1).
5. a kind of sludge rinsing separation device according to claim 4, it is characterised in that: the baffle (7) is gradually to open Curved surface, and the bending direction of curved surface is identical as the fluid rotary direction in the first spiral-flow tank (1).
6. a kind of sludge rinsing separation device according to claim 1, it is characterised in that: set inside the Rose Box (3) Have filter screen (31), there are 30 ° of angles with horizontal plane close to the side of sludge out pipe (5) for the filter screen (31).
7. a kind of sludge rinsing separation device according to claim 6, it is characterised in that: the mesh of the filter screen (31) Diameter is greater than the aperture of screening hole (8).
8. a kind of sludge rinsing separation device according to claim 1, it is characterised in that: first spiral-flow tank (1) and The internal fluid rotary direction of second spiral-flow tank (2) is identical, and the fluid velocity in the second spiral-flow tank (2) is greater than the first spiral-flow tank (1) fluid velocity in.
9. a kind of sludge rinsing separation device according to claim 8, it is characterised in that: the sludge out pipe (5) is first Nozzle height on spiral-flow tank (1) is higher than the height of mud inlet (11).
10. a kind of sludge rinsing separation device according to claim 7, it is characterised in that: set inside the screening hole (8) A pair of of semilune pouch-shaped valve (81) outstanding inside oriented vestibule, when sludge enters the second eddy flow from the first spiral-flow tank (1) Two valves (81) separate when case (2), and sludge is allowed to pass through, when sludge enters the first spiral-flow tank (1) from the second spiral-flow tank (2) two Valve (81) fitting, prevents sludge from passing through.
CN201821959658.5U 2018-11-26 2018-11-26 A kind of sludge rinsing separation device Active CN209338349U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112587968A (en) * 2020-11-24 2021-04-02 同济大学 Cyclone separator for sludge separation and use method thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112587968A (en) * 2020-11-24 2021-04-02 同济大学 Cyclone separator for sludge separation and use method thereof
CN112587968B (en) * 2020-11-24 2021-11-02 同济大学 Cyclone separator for sludge separation and use method thereof

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