CN112978886A - Magnetic coagulation sedimentation integrated water body purification equipment - Google Patents

Abstract

The invention relates to a magnetic coagulation sedimentation integrated water body purification device, which comprises a pool body, a moving device, a material scattering device and a control device, wherein a support comprises a power assembly and a sleeve; the spreading device comprises two groups of spreading components which are arranged up and down and respectively spread magnetic powder and flocculating agent, the spreading components comprise two groups of symmetrically arranged spreading mechanisms, and the spreading mechanisms comprise discharging components with a plurality of storage spaces, power components and transmission components for dynamically connecting the discharging components and the rotating columns; the control device comprises a stand column, a driving assembly a which is arranged on the stand column in a surrounding mode and used for driving the water diversion assembly to divert water, and a driving assembly b which is vertically arranged on the stand column and in power connection with the transmission assembly.

Description

Magnetic coagulation sedimentation integrated water body purification equipment

Technical Field

The invention relates to the field of sewage treatment equipment, in particular to magnetic coagulation sedimentation integrated water body purification equipment.

Background

The magnetic flocculation precipitation technology is that magnetic powder is added in a common coagulation precipitation process to be flocculated and combined with pollutants into a whole so as to enhance the coagulation and flocculation effects and ensure that the generated floc has higher density and stronger performance, thereby achieving the purpose of high-speed sedimentation, and the magnetic powder can be recycled through a magnetic drum.

Chinese patent application No. CN201620808995.9 discloses a magnetic flocculation water treatment system, which comprises: the device comprises a magnetic flocculation loading system, a sedimentation tank, a magnetic powder recovery system, a sludge reflux pump and a sludge concentration tank; the magnetic flocculation loading system comprises a flocculation reaction tank, a magnetic powder loading tank and a coagulation aiding reaction tank, wherein adjacent tank bodies are sequentially communicated through partition plates; the coagulation-aiding reaction tank is connected with the sedimentation tank; the sedimentation tank is connected with a magnetic powder recovery system; one end of the sludge reflux pump is connected with the bottom of the sedimentation tank through a pipeline, and the other end of the sludge reflux pump is connected with the magnetic powder loading tank; the sludge concentration tank is connected with a magnetic powder recovery system; the sludge concentration tank is connected with a dehydration system; the water inlet pipeline of the flocculation reaction tank is provided with a pipeline mixer. The system greatly improves the stability of the system through structural improvement and optimization, improves the recovery rate of magnetic powder, further simplifies the system structure, reduces the occupied area and the investment cost, and further reduces the energy consumption.

However, when the magnetic flocculation loading system works, magnetic powder is added into the magnetic powder loading pool in a dumping mode, then flocculated sewage is mixed with the magnetic powder, the magnetic powder enters the sewage and is polymerized with flocs, the polymerization of the flocs at the bottom and the flocs is influenced, and further the subsequent coagulation assisting and settling processes are influenced.

Disclosure of Invention

Aiming at the problems, the invention provides magnetic coagulation sedimentation integrated water body purification equipment, which can realize the addition of flocculant and magnetic powder from bottom to top into a tank body through the movement of a sleeve and the cooperation of a material scattering device and a control device, and the addition amount is sequentially increased along with the rise of the height, so that the magnetic powder and the flocculant are uniformly distributed in the tank body, and simultaneously, sewage in the tank body can be subjected to multiple times of flocculation sedimentation, and the technical problem of the prior art that the flocculation effect of the sewage at each height in the tank body is different is solved.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a magnetism coagulating sedimentation integration water clarification plant, includes the cell body, still includes:

the support comprises a driving assembly erected above the tank body and a sleeve arranged at the power output end of the driving assembly;

the material spreading device comprises two groups of material spreading assemblies which are arranged up and down, wherein the material spreading assembly positioned above is used for loading magnetic powder, and the material spreading assembly positioned below is used for loading a flocculating agent; the material spreading assembly comprises two groups of symmetrically arranged material spreading mechanisms, and the material spreading mechanisms in the upper and lower groups of material spreading assemblies are arranged in a staggered manner; the material spreading mechanism comprises a rotating column provided with a plurality of material storage spaces, a discharging assembly, a power assembly and a transmission assembly for dynamically connecting the discharging assembly and the rotating column; the power assembly drives the materials in the material storage space to enter the tank body through the discharging assembly;

the control device comprises an upright post, a driving assembly a and a driving assembly b, wherein the upright post is detachably arranged in the middle of the pool body and is sleeved and matched with the sleeve, the driving assembly a is arranged on the upright post in a surrounding manner and is used for driving the power assembly, and the driving assembly b is vertically arranged on the upright post and is in power connection with the transmission assembly; a plurality of groups of the driving assemblies a are axially arrayed along the upright column; and the two groups of driving components b are symmetrically arranged.

As an improvement, the spreading mechanism further comprises a mounting frame arranged on the sleeve and a mounting cylinder correspondingly arranged on the mounting frame and provided with an outlet a; the rotating column is rotatably arranged in the mounting cylinder; the discharging assembly is communicated with the outlet a; and the outlet b of the storage space is correspondingly matched with the outlet a.

As the improvement, a plurality of groups storage space follows its volume of rotation post direction of rotation increases in proper order, still be provided with in the storage space and cut apart into a plurality of groups baffles that hold the chamber with this storage space.

As an improvement, the discharging component comprises a shell arranged on the mounting cylinder, a flow channel penetrating through the shell and communicated with the outlet a, two groups of guide plates arranged up and down and rotatably arranged on the flow channel, and a belt pulley transmission component a arranged on the outer side of the shell and driving the two groups of guide plates to synchronously rotate.

As an improvement, power component includes symmetry fixed mounting and is in two sets of mounting panels, the axial of mounting bracket both sides is worn to establish rotate the inside hollow tube of post, set up on the hollow tube and towards the delivery port of export a, correspond set up in the storage space and with the water inlet that the delivery port can align and set up above diversion mechanism on the mounting panel and be located the below the mechanism of blowing on the mounting panel.

As the improvement, diversion mechanism includes and installs through the connecting pipe the both ends of hollow tube and downwardly extending get into the inlet tube of liquid level below, follow the inlet tube axial sets up and corresponds the rotation and installs propeller blade in the inlet tube, rotate and install on the mounting panel and transmission connection both sides propeller blade's belt pulley drive assembly c, install and be close to telescopic on the mounting panel toper tooth drive assembly and transmission connection toper tooth drive assembly with belt pulley drive assembly c's belt pulley drive assembly d.

As an improvement, the blowing mechanism comprises an air storage tank which is arranged on the mounting plate and connected with the hollow tube through a connecting pipe, and the opening and closing of the air storage tank are controlled through an electromagnetic valve.

As an improvement, the transmission assembly comprises a gear ring a coaxially arranged with the rotating column, a gear a rotatably installed on the mounting frame and meshed with the gear ring a, and a belt pulley transmission assembly b in transmission connection with the gear a and the belt pulley transmission assembly a.

As an improvement, the driving component a comprises a limiting groove a arranged on the upright post in a surrounding manner, a gear ring b arranged in the limiting groove a, and a gear b which moves along the limiting groove a and is meshed with the gear ring b; the gear b is in power connection with the conical tooth transmission assembly.

As an improvement, the driving component b comprises a limiting groove b vertically arranged on the upright column, a plurality of groups of racks a arranged in the limiting groove b, a reset rack arranged at the top end of the limiting groove b and a gear c which is in power connection with the gear a through a ratchet component and can be meshed with the racks a; the racks a are respectively and correspondingly installed below the driving assembly a, and the number of teeth of the racks a in a plurality of groups is sequentially increased from bottom to top.

The invention has the beneficial effects that:

(1) according to the invention, the sleeve carries the installation barrel to rotate at different heights of the pool body, when the sleeve is switched at different heights, the driving component b drives the storage space to rotate and drives the guide plate to rotate by a corresponding angle, and when the sleeve rotates, the water diversion mechanism guides sewage to the corresponding storage space to bring a flocculating agent in the storage space into the pool body through the guide plate, so that the flocculating agent can be uniformly distributed in different heights in a layered manner;

(2) the volumes of the plurality of groups of storage spaces are sequentially increased along the rotating direction of the rotating column, and the mounting cylinder is provided with the corresponding storage spaces for discharging when each layer rotates, so that the adding amount of magnetic powder and magnetic powder of each layer can be controlled more easily, and the mixing uniformity of the magnetic powder and flocs in sewage can be improved;

(3) according to the invention, the rotating cylinder rotates to switch the storage space and simultaneously drives the guide plate to switch the angle so as to control the flow of the magnetic powder and the flocculating agent in the storage space, the larger the volume of the storage space is, the larger the flow of the magnetic powder which can pass through the guide plate is, and further the sleeve can finish the discharge of each layer of magnetic powder only by keeping the same rotating speed and the same rotating number of turns, so that the flocculation efficiency of sewage is improved;

(4) according to the invention, the flocculant spreading mechanism is positioned below the magnetic powder spreading mechanism, when the flocculant is mixed with sewage, the sewage and the flocculant are firstly polymerized, and then the magnetic powder falls down and is combined with flocs, so that the flocculation efficiency can be quickly combined, and the flocculation efficiency is accelerated.

In conclusion, the invention has the advantages of simple structure, ingenious design, good sewage purification effect and the like, and is particularly suitable for the magnetic flocculation sedimentation process.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a first schematic view of a material storage box in a discharging state;

FIG. 3 is a first schematic view of a material storage box in a discharging state;

FIG. 4 is an enlarged view taken at A in FIG. 3;

FIG. 5 is a schematic view of a rotating column;

FIG. 6 is a first diagram illustrating the structure of the material spreading mechanism;

FIG. 7 is a schematic structural view of a material spreading mechanism shown in FIG. two;

FIG. 8 is an enlarged view of FIG. 6 at B;

FIG. 9 is an enlarged view at C of FIG. 7;

FIG. 10 is a schematic view of the internal structure of the water inlet pipe;

FIG. 11 is a schematic structural view of a control module device;

FIG. 12 is an enlarged view of FIG. 13 at D;

FIG. 13 is a schematic view of the internal structure of gear c;

FIG. 14 is a schematic view of the operation state of the driving assembly b;

fig. 15 is a schematic view of the operation state of the driving assembly a.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Example (b):

as shown in fig. 1, a magnetic coagulation sedimentation integrated water body purification device includes a tank body 1, and further includes:

the support 2 comprises a driving assembly 21 erected above the tank body 1 and a sleeve 22 arranged at the power output end of the driving assembly 21;

the material spreading device 3 comprises two groups of material spreading assemblies 30 which are arranged up and down, the material spreading assembly 30 positioned above is used for loading magnetic powder, and the material spreading assembly 30 positioned below is used for loading flocculating agent; the material spreading assembly 30 comprises two groups of material spreading mechanisms 301 which are symmetrically arranged, and the material spreading mechanisms 301 in the upper and lower groups of material spreading assemblies 30 are arranged in a staggered manner; the material spreading mechanism 301 comprises a rotating column 32 provided with a plurality of material storage spaces 33, a discharging component 34, a power component 35 and a transmission component 36 for dynamically connecting the discharging component 34 with the rotating column 32; the power assembly 35 drives the materials in the material storage space 33 to enter the tank body 1 through the discharging assembly 34;

the control device 4 comprises a stand column 41 which is detachably arranged in the middle of the tank body 1 and is in sleeved fit with the sleeve 22, a driving assembly a42 which is arranged on the stand column 41 in a surrounding manner and is used for driving the power assembly 35, and a driving assembly b43 which is vertically arranged on the stand column 41 and is in power connection with the transmission assembly 36; several groups of said driving assemblies a42 are axially arrayed along said upright 41; two groups of the driving assemblies b43 are symmetrically arranged.

Further, the spreading mechanism 301 further includes a mounting frame 23 mounted on the sleeve 22, and a mounting cylinder 31 correspondingly mounted on the mounting frame 23 and provided with an outlet a 311; the rotating column 32 is rotatably mounted in the mounting cylinder 31; the discharging component 34 is communicated with the outlet a 311; the outlet b321 of the stock space 33 is correspondingly matched with the outlet a 311.

It should be noted that the tank body 1 is filled with sewage, and the sleeve carries the material scattering device 3 to be immersed in the sewage and move to the bottom of the tank body 1.

It should be noted that, as shown in fig. 7, when the installation cylinder 31 rotates along with the sleeve 22, the discharging assembly 34 is always located above the liquid level, and after the installation cylinder 31 rotates along with the sleeve 22 for several circles and completes the addition of a layer of magnetic powder, the installation cylinder 31 moves upward along with the sleeve 22, and then sewage is introduced into the tank body 1 to move the liquid level upward to below the discharging assembly 34.

It is further noted that the power assembly 21 is a conventional one, and drives the sleeve 22 to rotate and move upward.

Further, as shown in fig. 2 to 5, the volumes of the groups of the storage spaces 33 increase in sequence along the rotation direction of the rotating column 32; the storage space 33 is also provided with a plurality of groups of partition plates 332 which divide the storage space 33 into a plurality of accommodating cavities 331.

It should be noted that, the installation cylinder 31 is following the sleeve carries out the pivoted in-process, the material in the storage space 33 can outwards remove under the effect of centrifugal force, easily leads to the ejection of compact inhomogeneous, the baffle 332 can block the removal of material for the material is followed installation cylinder 31 length direction ejection of compact is more even.

It should be further noted that, each of the storage spaces 33 in the same rotating column 32 corresponds to a liquid level, that is, the liquid level is gradually increased from low to high, so that the amount of the magnetic powder and the flocculant is more accurately added and the efficiency of adding the magnetic powder is higher.

Further, the rotating column 32 is further provided with a material blocking block 322 for blocking the outlet a311, the material storage space 33 with the largest volume is the material storage space 1a, the material storage space 33 with the smallest volume is the material storage space 1b, and the material blocking block 322 is located between the material storage space 1a and the material storage space 1 b.

It is worth mentioning that a material adding port is formed in the upper portion of the installation barrel 31, after the installation barrel 31 is moved out of the pool body 1, magnetic powder and flocculating agent are added to the storage space 33 of the plurality of groups through the material adding port manually, and the material adding port is used for plugging after the filling of the storage space 33 is finished.

It should be further noted that after the magnetic powder in the storage space 33 is added, the material blocking block 322 blocks the outlet a311, so as to prevent the material in the storage space 33 from being scattered in advance when the mounting tube 31 moves down into the tank body 1.

Further, as shown in fig. 6 to 9, the discharging assembly 34 includes a housing 341 fixedly mounted on the mounting cylinder 31, a flow passage 342 penetrating through the housing 341 and communicating with the outlet a311, two sets of baffles 343 disposed up and down and rotatably mounted in the flow passage 342, and a pulley transmission assembly a344 disposed outside the housing 341 and driving the two sets of baffles 343 to rotate synchronously.

Further, as shown in fig. 6 to 9, the transmission assembly 36 includes a gear ring a361 coaxially disposed with the rotary column 32 and located at one end of the plurality of groups of the storage spaces 33 close to the sleeve 22, a gear a362 rotatably mounted on the mounting frame 23 and engaged with the gear ring a361, and a pulley transmission assembly b363 drivingly connected to the gear a362 and the pulley transmission assembly a 344.

It should be noted that the gear a362 and the gear ring a361 are meshed to rotate to drive the rotating column 32 to rotate, so as to drive the other storage space 33 to align with the outlet a311, and under the action of the pulley transmission assembly a344 and the pulley transmission assembly b363, the two groups of deflectors 343 rotate at a certain angle at the same time.

It should be further noted that the storage spaces 33 with different volume sizes each have an angle of the baffle 343 corresponding thereto, and the larger the volume of the storage space 33 is, the larger the baffle 343 increases the flow rate of the flow passage 342.

Further, as shown in fig. 6 to 9, the power module 35 includes two sets of mounting plates 350 symmetrically and fixedly mounted on two sides of the mounting frame 23, a hollow pipe 351 axially penetrating through the inside of the rotary column 32, a water outlet 352 opened on the hollow pipe 351 and facing the outlet a311, a water inlet 353 correspondingly opened in the storage space 33 and alignable with the water outlet 352, a water diversion mechanism 3500 disposed on the upper mounting plate 350, and a blowing mechanism 3501 disposed on the lower mounting plate 350.

Further, as shown in fig. 8, the water diversion mechanism 3500 includes a water inlet pipe 354 installed at both ends of the hollow pipe 351 through a connecting pipe and extending downward into the liquid level, a propeller blade 355 axially installed along the water inlet pipe 354 and correspondingly rotatably installed in the water inlet pipe 354, a pulley transmission assembly c356 rotatably installed on the mounting plate 350 and drivingly connected to the propeller blades 355 at both sides, a cone-shaped gear transmission assembly 357 installed on the mounting plate 350 near the sleeve 22, and a pulley transmission assembly d358 drivingly connecting the cone-shaped gear transmission assembly 357 and the pulley transmission assembly c 356.

It should be noted that, when the outlet a311 and the outlet b321 are aligned, the water outlet 352 is aligned with the water inlet 352, the sewage in the water outlet pipe 351 flows into the storage space 33 and flows out through the outlet b321, the outlet a311 and the flow passage 342 in sequence, and when the sewage flows into the storage space 33, the sewage smoothly carries out the flocculant therein and sends the flocculant to the tank body 1.

It should be noted that, in the process that the mounting cylinder 31 rotates with the sleeve 22, the conical gear transmission component 357 drives the pulley transmission component d358 to rotate, so as to drive the pulley transmission component c356 to rotate, under the action of the pulley transmission component c356, the propeller blade 355 located in the water inlet pipe 354 rotates, and the propeller blade 355 sends water into the water outlet pipe 351.

Further, as shown in fig. 9, the blowing mechanism 3501 includes an air tank 359 disposed on the mounting plate 350 and connected to the hollow tube 351 through a connecting tube, and opening and closing of the air tank 359 is controlled by an electromagnetic valve.

It should be noted that, when the flocculant flowed into the sewage, the gas storage tank 359 was right the air blow is carried out to the air pipe 351, and then can drive with corresponding in the magnetic powder in the storage space 33 blows in the sewage, the in-process flocculation that the magnetic powder falls can be accelerated.

It should be noted that the air storage tank 359 is also provided with the bevel gear transmission assembly 357 at one side thereof, and the bevel gear transmission assembly 357 is in signal connection with the solenoid valve.

It is worth mentioning that the height difference between the discharge hole of the flocculating agent and the discharge hole of the magnetic powder is kept at 0.8m, so that the flocculating agent can be effectively ensured to react with sewage to form a large amount of flocs, and then the magnetic powder can rapidly polymerize the flocs.

Further, as shown in fig. 11 and 12, the driving assembly a42 includes a limiting groove a421 surrounding the upright 41, a gear ring b422 disposed in the limiting groove a421, and a gear b423 moving along the limiting groove a421 and engaged with the gear ring b 422; the gear b423 is in power connection with the conical-toothed gearing assembly 357.

Further, as shown in fig. 11 and 12, the driving assembly b43 includes a limiting groove b431 vertically formed on the upright 41, a plurality of sets of racks a432 fixedly installed in the limiting groove b431 and disposed in one-to-one correspondence with the driving assemblies a42, a reset rack 433 disposed at the top end of the limiting groove b431, and a gear c435 dynamically connected to the gear a362 via a ratchet assembly 434 and disposed to be engageable with the rack a 432.

As shown in fig. 13 to 15, when the sleeve 22 drives the mounting cylinder 31 to rotate, the gear b423 is engaged with the ring gear b422, and the bevel gear assembly 357 is driven to rotate.

It should be noted that when the mounting cylinder 31 moves downwards along with the sleeve 22, the gear c435 is under the action of the ratchet assembly 434, and the gear c435 does not drive the gear a362 to rotate; when the sleeve 22 moves upwards, the gear c435 and the rack a432 are matched to drive the gear a362 to rotate.

It should be noted that the diameter of the gear c435 is larger than that of the gear b423, so that the gear b423 does not rotate when the sleeve 22 moves up; a process groove 430 for passing the gear c435 is formed around the column 41.

Furthermore, a plurality of groups of the racks a432 are respectively and correspondingly installed below the driving assembly a42, and the number of teeth of the plurality of groups of the racks a432 is sequentially increased from bottom to top.

It is important to note that the sleeve 22 rotates a certain number of turns at each level.

It should be noted that, because the volumes of the plurality of groups of the storage spaces 33 are different, the angle of each rotation of the rotating column 32 is also different, and the rotation is realized by the cooperation of the gear c435 and the racks a432 with different numbers of teeth.

It should be noted that, after the installation cylinder 31 rotates several times at the same height, when the sleeve 22 moves upwards, the installation cylinder 31 and the water inlet pipe 354 leave the liquid level, at this time, the gear b423 stops rotating, and at the same time, the gear c435 is not engaged with the rack a432, at this time, the water outlet 352, the water inlet 353, the outlet b321, the outlet a311, and the flow passage 342 are still in a communicated state, so that no sewage is stored in the storage space 33.

It is important to note that after all the groups of the storage spaces 33 are discharged, the sleeve 22 continues to move upwards, the gear c435 moves upwards to be meshed with the reset rack 433, so as to drive the rotating column 32 to rotate, and the material blocking block 322 blocks the outlet a311 again.

It is worth mentioning that the racks, the gear rings and the gears used in the invention are all corrosion-resistant materials, and the tank body 1 needs to be cleaned to keep the best sedimentation effect after being used for a period of time.

The working process is as follows:

manually adding magnetic powder and a flocculating agent into the corresponding storage space 33 through a magnetic powder adding port, filling sewage into the tank body 1, driving the sleeve 22 and the mounting barrel 31 to move downwards to the bottom of the tank body 1 by the power assembly 21, moving the gear c435 along the limiting groove b431, engaging the gear c435 with the rack a432 under the action of the ratchet assembly 434 to not drive the gear a362 to rotate, then moving the sleeve 22 upwards until the gear b423 is aligned with the limiting groove a421, engaging the gear c435 with the rack a432 at the lowest part in the process to drive the gear a362 to rotate, rotating the gear a362 through the gear ring a361 to drive the rotating column 32 to rotate for a certain angle, aligning the outlet b321 of the storage space 33 with the outlet a311, and aligning the water outlet 352 with the water inlet 353, the gear a362 rotates and drives two groups of guide plates 343 to rotate for a certain angle through the pulley transmission assembly a344 and the pulley transmission assembly b363, then the power assembly 21 drives the sleeve 22 to rotate for a plurality of circles so as to drive the installation cylinder 31 to rotate, the gear b423 is meshed with the gear ring b422 and drives the bevel gear transmission assembly 357 to rotate, the bevel gear transmission assembly 357 drives the pulley transmission assembly c356 to rotate through the pulley transmission assembly d358, then the two groups of screw blades 355 send sewage into the water outlet pipe 351, the sewage flushes all the flocculant in the storage space 33 into the tank body 1, meanwhile, the air storage tank 359 blows magnetic powder in the storage space 33 into the sewage, and then the power assembly 21 drives the sleeve 22 to move upwards, then repeat above-mentioned process and realize that different high flocculating agent and magnetic charge for a plurality of times to different height corresponds the rack a432 the number of teeth is different, it is corresponding with the turned angle of guide plate 343 to rotate 32, and then the realization is from bottom to top, and every layer flocculating agent and magnetic addition increase in proper order.

Claims (10)

1. The utility model provides a magnetic coagulation sedimentation integration water clarification plant, includes cell body (1), its characterized in that still includes:

the device comprises a support (2), wherein the support (2) comprises a driving assembly (21) erected above the tank body (1) and a sleeve (22) arranged at the power output end of the driving assembly (21);

the material spreading device (3) comprises two groups of material spreading assemblies (30) which are arranged up and down, the material spreading assembly (30) positioned above is used for loading magnetic powder, and the material spreading assembly (30) positioned below is used for loading flocculating agent; the material spreading assembly (30) comprises two groups of material spreading mechanisms (301) which are symmetrically arranged, and the material spreading mechanisms (301) in the upper and lower groups of material spreading assemblies (30) are arranged in a staggered manner; the material spreading mechanism (301) comprises a rotating column (32) provided with a plurality of material storage spaces (33), a discharging assembly (34), a power assembly (35) and a transmission assembly (36) for connecting the discharging assembly (34) with the rotating column (32) in a power mode; the power assembly (35) drives the materials in the material storage space (33) to enter the tank body (1) through the discharging assembly (34);

the control device (4) comprises a vertical column (41) which is detachably arranged in the middle of the tank body (1) and is sleeved and matched with the sleeve (22), a driving assembly a (42) which is arranged on the vertical column (41) in a surrounding manner and is used for driving the power assembly (35), and a driving assembly b (43) which is vertically arranged on the vertical column (41) and is in power connection with the transmission assembly (36); a plurality of groups of the driving assemblies a (42) are axially arrayed along the upright post (41); two groups of the driving assemblies b (43) are symmetrically arranged.

2. The integrated water body purification equipment for magnetic coagulation sedimentation as claimed in claim 1, wherein the spreading mechanism (301) further comprises a mounting frame (23) mounted on the sleeve (22), and a mounting barrel (31) correspondingly mounted on the mounting frame (23) and provided with an outlet a (311); the rotating column (32) is rotatably arranged in the mounting cylinder (31); the discharging component (34) is communicated with the outlet a (311); the outlet b (321) of the stock space (33) is correspondingly matched with the outlet a (311).

3. The integrated water body purification equipment for magnetic coagulation sedimentation as claimed in claim 2, wherein the volumes of a plurality of groups of the storage spaces (33) are sequentially increased along the rotation direction of the rotating column (32), and a plurality of groups of partition plates (332) for dividing the storage spaces (33) into a plurality of accommodating cavities (331) are further arranged in the storage spaces (33).

4. The integrated water body purification equipment for magnetic coagulation sedimentation as claimed in claim 2, wherein the discharging assembly (34) comprises a housing (341) mounted on the mounting cylinder (31), a flow passage (342) penetrating through the housing (341) and communicating with the outlet a (311), two groups of flow deflectors (343) arranged up and down and rotatably mounted in the flow passage (342), and a pulley transmission assembly a (344) arranged outside the housing (341) and driving the two groups of flow deflectors (343) to rotate synchronously.

5. A magnetic coagulation sedimentation integrated water body purification device according to claim 2, wherein the power assembly (35) comprises two sets of mounting plates (350) symmetrically and fixedly mounted on two sides of the mounting frame (23), a hollow pipe (351) axially penetrating through the inside of the rotating column (32), a water outlet (352) opened on the hollow pipe (351) and facing the outlet a (311), a water inlet (353) correspondingly opened in the storage space (33) and alignable with the water outlet (352), a water diversion mechanism (3500) arranged on the upper mounting plate (350) and an air blowing mechanism (3501) arranged on the lower mounting plate (350).

6. A magnetic coagulation sedimentation integrated water body purification apparatus as claimed in claim 5, wherein the water diversion mechanism (3500) comprises a water inlet pipe (354) installed at both ends of the hollow pipe (351) through connecting pipes and extending downward to the lower side of the liquid surface, a propeller blade (355) axially arranged along the water inlet pipe (354) and correspondingly rotatably installed in the water inlet pipe (354), a pulley transmission assembly c (356) rotatably installed on the mounting plate (350) and drivingly connected with the propeller blade (355) at both sides, a cone teeth transmission assembly (357) installed on the mounting plate (350) near the sleeve (22), and a pulley transmission assembly d (358) drivingly connected with the cone teeth transmission assembly (357) and the pulley transmission assembly c (356).

7. The integrated water body purification equipment for magnetic coagulation sedimentation as claimed in claim 5, wherein the blowing mechanism (3501) comprises an air storage tank (359) which is arranged on the mounting plate (350) and connected with the hollow pipe (351) through a connecting pipe, and the opening and closing of the air storage tank (359) are controlled through an electromagnetic valve.

8. A magnetic coagulation sedimentation integrated water body purification device according to claim 4, wherein the transmission assembly (36) comprises a gear ring a (361) coaxially arranged with the rotating column (32), a gear a (362) rotatably installed on the mounting frame (23) and meshed with the gear ring a (361), and a pulley transmission assembly b (363) in transmission connection with the gear a (362) and the pulley transmission assembly a (344).

9. A magnetic coagulation sedimentation integrated water body purification device according to claim 6, wherein the driving component a (42) comprises a limit groove a (421) which is opened around the upright post (41), a gear ring b (422) which is arranged in the limit groove a (421), and a gear b (423) which moves along the limit groove a (421) and is engaged with the gear ring b (422); the gear b (423) is in power connection with the conical-toothed transmission assembly (357).

10. A magnetic coagulation sedimentation integrated water body purification device as claimed in claim 9, wherein the driving assembly b (43) comprises a limit groove b (431) vertically arranged on the upright post (41), a plurality of sets of racks a (432) arranged in the limit groove b (431), a reset rack (433) arranged at the top end of the limit groove b (431), and a gear c (435) which is in power connection with the gear a (362) through a ratchet assembly (434) and can be meshed with the racks a (432); the racks a (432) are respectively and correspondingly installed below the driving component a (42), and the number of teeth of the racks a (432) in a plurality of groups is sequentially increased from bottom to top.

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